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Редакция | Автор | № строки | Строка |
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2 | alex-w | 1 | <?php |
2 | |||
3 | /** |
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4 | * Project: Smarty: the PHP compiling template engine |
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5 | * File: Smarty_Compiler.class.php |
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6 | * |
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7 | * This library is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU Lesser General Public |
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9 | * License as published by the Free Software Foundation; either |
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10 | * version 2.1 of the License, or (at your option) any later version. |
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11 | * |
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12 | * This library is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * Lesser General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU Lesser General Public |
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18 | * License along with this library; if not, write to the Free Software |
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19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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20 | * |
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21 | * @link http://www.smarty.net/ |
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22 | * @author Monte Ohrt <monte at ohrt dot com> |
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23 | * @author Andrei Zmievski <andrei@php.net> |
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24 | * @version 2.6.22 |
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25 | * @copyright 2001-2005 New Digital Group, Inc. |
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26 | * @package Smarty |
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27 | */ |
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28 | |||
29 | /* $Id: Smarty_Compiler.class.php 2966 2008-12-08 15:10:03Z monte.ohrt $ */ |
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30 | |||
31 | /** |
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32 | * Template compiling class |
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33 | * @package Smarty |
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34 | */ |
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35 | class Smarty_Compiler extends Smarty { |
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36 | |||
37 | // internal vars |
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38 | /**#@+ |
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39 | * @access private |
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40 | */ |
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41 | var $_folded_blocks = array(); // keeps folded template blocks |
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42 | var $_current_file = null; // the current template being compiled |
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43 | var $_current_line_no = 1; // line number for error messages |
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44 | var $_capture_stack = array(); // keeps track of nested capture buffers |
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45 | var $_plugin_info = array(); // keeps track of plugins to load |
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46 | var $_init_smarty_vars = false; |
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47 | var $_permitted_tokens = array('true','false','yes','no','on','off','null'); |
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48 | var $_db_qstr_regexp = null; // regexps are setup in the constructor |
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49 | var $_si_qstr_regexp = null; |
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50 | var $_qstr_regexp = null; |
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51 | var $_func_regexp = null; |
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52 | var $_reg_obj_regexp = null; |
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53 | var $_var_bracket_regexp = null; |
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54 | var $_num_const_regexp = null; |
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55 | var $_dvar_guts_regexp = null; |
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56 | var $_dvar_regexp = null; |
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57 | var $_cvar_regexp = null; |
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58 | var $_svar_regexp = null; |
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59 | var $_avar_regexp = null; |
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60 | var $_mod_regexp = null; |
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61 | var $_var_regexp = null; |
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62 | var $_parenth_param_regexp = null; |
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63 | var $_func_call_regexp = null; |
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64 | var $_obj_ext_regexp = null; |
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65 | var $_obj_start_regexp = null; |
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66 | var $_obj_params_regexp = null; |
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67 | var $_obj_call_regexp = null; |
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68 | var $_cacheable_state = 0; |
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69 | var $_cache_attrs_count = 0; |
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70 | var $_nocache_count = 0; |
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71 | var $_cache_serial = null; |
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72 | var $_cache_include = null; |
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73 | |||
74 | var $_strip_depth = 0; |
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75 | var $_additional_newline = "\n"; |
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76 | |||
77 | var $_phpversion = 0; |
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78 | |||
79 | |||
80 | /**#@-*/ |
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81 | /** |
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82 | * The class constructor. |
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83 | */ |
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84 | function Smarty_Compiler() |
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85 | { |
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86 | $this->_phpversion = substr(phpversion(),0,1); |
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87 | |||
88 | // matches double quoted strings: |
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89 | // "foobar" |
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90 | // "foo\"bar" |
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91 | $this->_db_qstr_regexp = '"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"'; |
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92 | |||
93 | // matches single quoted strings: |
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94 | // 'foobar' |
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95 | // 'foo\'bar' |
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96 | $this->_si_qstr_regexp = '\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\''; |
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97 | |||
98 | // matches single or double quoted strings |
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99 | $this->_qstr_regexp = '(?:' . $this->_db_qstr_regexp . '|' . $this->_si_qstr_regexp . ')'; |
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100 | |||
101 | // matches bracket portion of vars |
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102 | // [0] |
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103 | // [foo] |
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104 | // [$bar] |
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105 | $this->_var_bracket_regexp = '\[\$?[\w\.]+\]'; |
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106 | |||
107 | // matches numerical constants |
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108 | // 30 |
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109 | // -12 |
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110 | // 13.22 |
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111 | $this->_num_const_regexp = '(?:\-?\d+(?:\.\d+)?)'; |
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112 | |||
113 | // matches $ vars (not objects): |
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114 | // $foo |
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115 | // $foo.bar |
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116 | // $foo.bar.foobar |
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117 | // $foo[0] |
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118 | // $foo[$bar] |
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119 | // $foo[5][blah] |
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120 | // $foo[5].bar[$foobar][4] |
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121 | $this->_dvar_math_regexp = '(?:[\+\*\/\%]|(?:-(?!>)))'; |
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122 | $this->_dvar_math_var_regexp = '[\$\w\.\+\-\*\/\%\d\>\[\]]'; |
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123 | $this->_dvar_guts_regexp = '\w+(?:' . $this->_var_bracket_regexp |
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124 | . ')*(?:\.\$?\w+(?:' . $this->_var_bracket_regexp . ')*)*(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?'; |
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125 | $this->_dvar_regexp = '\$' . $this->_dvar_guts_regexp; |
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126 | |||
127 | // matches config vars: |
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128 | // #foo# |
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129 | // #foobar123_foo# |
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130 | $this->_cvar_regexp = '\#\w+\#'; |
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131 | |||
132 | // matches section vars: |
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133 | // %foo.bar% |
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134 | $this->_svar_regexp = '\%\w+\.\w+\%'; |
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135 | |||
136 | // matches all valid variables (no quotes, no modifiers) |
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137 | $this->_avar_regexp = '(?:' . $this->_dvar_regexp . '|' |
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138 | . $this->_cvar_regexp . '|' . $this->_svar_regexp . ')'; |
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139 | |||
140 | // matches valid variable syntax: |
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141 | // $foo |
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142 | // $foo |
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143 | // #foo# |
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144 | // #foo# |
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145 | // "text" |
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146 | // "text" |
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147 | $this->_var_regexp = '(?:' . $this->_avar_regexp . '|' . $this->_qstr_regexp . ')'; |
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148 | |||
149 | // matches valid object call (one level of object nesting allowed in parameters): |
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150 | // $foo->bar |
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151 | // $foo->bar() |
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152 | // $foo->bar("text") |
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153 | // $foo->bar($foo, $bar, "text") |
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154 | // $foo->bar($foo, "foo") |
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155 | // $foo->bar->foo() |
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156 | // $foo->bar->foo->bar() |
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157 | // $foo->bar($foo->bar) |
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158 | // $foo->bar($foo->bar()) |
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159 | // $foo->bar($foo->bar($blah,$foo,44,"foo",$foo[0].bar)) |
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160 | // $foo->getBar()->getFoo() |
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161 | // $foo->getBar()->foo |
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162 | $this->_obj_ext_regexp = '\->(?:\$?' . $this->_dvar_guts_regexp . ')'; |
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163 | $this->_obj_restricted_param_regexp = '(?:' |
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164 | . '(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')(?:' . $this->_obj_ext_regexp . '(?:\((?:(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')' |
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165 | . '(?:\s*,\s*(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . '))*)?\))?)*)'; |
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166 | |||
167 | $this->_obj_single_param_regexp = '(?:\w+|' . $this->_obj_restricted_param_regexp . '(?:\s*,\s*(?:(?:\w+|' |
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168 | . $this->_var_regexp . $this->_obj_restricted_param_regexp . ')))*)'; |
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169 | |||
170 | $this->_obj_params_regexp = '\((?:' . $this->_obj_single_param_regexp |
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171 | . '(?:\s*,\s*' . $this->_obj_single_param_regexp . ')*)?\)'; |
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172 | $this->_obj_start_regexp = '(?:' . $this->_dvar_regexp . '(?:' . $this->_obj_ext_regexp . ')+)'; |
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173 | $this->_obj_call_regexp = '(?:' . $this->_obj_start_regexp . '(?:' . $this->_obj_params_regexp . ')?(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?)'; |
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174 | |||
175 | // matches valid modifier syntax: |
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176 | // |foo |
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177 | // |@foo |
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178 | // |foo:"bar" |
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179 | // |foo:$bar |
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180 | // |foo:"bar":$foobar |
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181 | // |foo|bar |
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182 | // |foo:$foo->bar |
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183 | $this->_mod_regexp = '(?:\|@?\w+(?::(?:\w+|' . $this->_num_const_regexp . '|' |
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184 | . $this->_obj_call_regexp . '|' . $this->_avar_regexp . '|' . $this->_qstr_regexp .'))*)'; |
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185 | |||
186 | // matches valid function name: |
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187 | // foo123 |
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188 | // _foo_bar |
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189 | $this->_func_regexp = '[a-zA-Z_]\w*'; |
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190 | |||
191 | // matches valid registered object: |
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192 | // foo->bar |
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193 | $this->_reg_obj_regexp = '[a-zA-Z_]\w*->[a-zA-Z_]\w*'; |
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194 | |||
195 | // matches valid parameter values: |
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196 | // true |
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197 | // $foo |
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198 | // $foo|bar |
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199 | // #foo# |
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200 | // #foo#|bar |
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201 | // "text" |
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202 | // "text"|bar |
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203 | // $foo->bar |
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204 | $this->_param_regexp = '(?:\s*(?:' . $this->_obj_call_regexp . '|' |
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205 | . $this->_var_regexp . '|' . $this->_num_const_regexp . '|\w+)(?>' . $this->_mod_regexp . '*)\s*)'; |
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206 | |||
207 | // matches valid parenthesised function parameters: |
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208 | // |
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209 | // "text" |
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210 | // $foo, $bar, "text" |
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211 | // $foo|bar, "foo"|bar, $foo->bar($foo)|bar |
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212 | $this->_parenth_param_regexp = '(?:\((?:\w+|' |
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213 | . $this->_param_regexp . '(?:\s*,\s*(?:(?:\w+|' |
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214 | . $this->_param_regexp . ')))*)?\))'; |
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215 | |||
216 | // matches valid function call: |
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217 | // foo() |
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218 | // foo_bar($foo) |
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219 | // _foo_bar($foo,"bar") |
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220 | // foo123($foo,$foo->bar(),"foo") |
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221 | $this->_func_call_regexp = '(?:' . $this->_func_regexp . '\s*(?:' |
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222 | . $this->_parenth_param_regexp . '))'; |
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223 | } |
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224 | |||
225 | /** |
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226 | * compile a resource |
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227 | * |
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228 | * sets $compiled_content to the compiled source |
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229 | * @param string $resource_name |
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230 | * @param string $source_content |
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231 | * @param string $compiled_content |
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232 | * @return true |
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233 | */ |
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234 | function _compile_file($resource_name, $source_content, &$compiled_content) |
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235 | { |
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236 | |||
237 | if ($this->security) { |
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238 | // do not allow php syntax to be executed unless specified |
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239 | if ($this->php_handling == SMARTY_PHP_ALLOW && |
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240 | !$this->security_settings['PHP_HANDLING']) { |
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241 | $this->php_handling = SMARTY_PHP_PASSTHRU; |
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242 | } |
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243 | } |
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244 | |||
245 | $this->_load_filters(); |
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246 | |||
247 | $this->_current_file = $resource_name; |
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248 | $this->_current_line_no = 1; |
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249 | $ldq = preg_quote($this->left_delimiter, '~'); |
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250 | $rdq = preg_quote($this->right_delimiter, '~'); |
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251 | |||
252 | // run template source through prefilter functions |
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253 | if (count($this->_plugins['prefilter']) > 0) { |
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254 | foreach ($this->_plugins['prefilter'] as $filter_name => $prefilter) { |
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255 | if ($prefilter === false) continue; |
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256 | if ($prefilter[3] || is_callable($prefilter[0])) { |
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257 | $source_content = call_user_func_array($prefilter[0], |
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258 | array($source_content, &$this)); |
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259 | $this->_plugins['prefilter'][$filter_name][3] = true; |
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260 | } else { |
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261 | $this->_trigger_fatal_error("[plugin] prefilter '$filter_name' is not implemented"); |
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262 | } |
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263 | } |
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264 | } |
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265 | |||
266 | /* fetch all special blocks */ |
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267 | $search = "~{$ldq}\*(.*?)\*{$rdq}|{$ldq}\s*literal\s*{$rdq}(.*?){$ldq}\s*/literal\s*{$rdq}|{$ldq}\s*php\s*{$rdq}(.*?){$ldq}\s*/php\s*{$rdq}~s"; |
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268 | |||
269 | preg_match_all($search, $source_content, $match, PREG_SET_ORDER); |
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270 | $this->_folded_blocks = $match; |
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271 | reset($this->_folded_blocks); |
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272 | |||
273 | /* replace special blocks by "{php}" */ |
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274 | $source_content = preg_replace($search.'e', "'" |
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275 | . $this->_quote_replace($this->left_delimiter) . 'php' |
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276 | . "' . str_repeat(\"\n\", substr_count('\\0', \"\n\")) .'" |
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277 | . $this->_quote_replace($this->right_delimiter) |
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278 | . "'" |
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279 | , $source_content); |
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280 | |||
281 | /* Gather all template tags. */ |
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282 | preg_match_all("~{$ldq}\s*(.*?)\s*{$rdq}~s", $source_content, $_match); |
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283 | $template_tags = $_match[1]; |
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284 | /* Split content by template tags to obtain non-template content. */ |
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285 | $text_blocks = preg_split("~{$ldq}.*?{$rdq}~s", $source_content); |
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286 | |||
287 | /* loop through text blocks */ |
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288 | for ($curr_tb = 0, $for_max = count($text_blocks); $curr_tb < $for_max; $curr_tb++) { |
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289 | /* match anything resembling php tags */ |
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290 | if (preg_match_all('~(<\?(?:\w+|=)?|\?>|language\s*=\s*[\"\']?\s*php\s*[\"\']?)~is', $text_blocks[$curr_tb], $sp_match)) { |
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291 | /* replace tags with placeholders to prevent recursive replacements */ |
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292 | $sp_match[1] = array_unique($sp_match[1]); |
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293 | usort($sp_match[1], '_smarty_sort_length'); |
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294 | for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { |
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295 | $text_blocks[$curr_tb] = str_replace($sp_match[1][$curr_sp],'%%%SMARTYSP'.$curr_sp.'%%%',$text_blocks[$curr_tb]); |
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296 | } |
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297 | /* process each one */ |
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298 | for ($curr_sp = 0, $for_max2 = count($sp_match[1]); $curr_sp < $for_max2; $curr_sp++) { |
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299 | if ($this->php_handling == SMARTY_PHP_PASSTHRU) { |
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300 | /* echo php contents */ |
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301 | $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', '<?php echo \''.str_replace("'", "\'", $sp_match[1][$curr_sp]).'\'; ?>'."\n", $text_blocks[$curr_tb]); |
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302 | } else if ($this->php_handling == SMARTY_PHP_QUOTE) { |
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303 | /* quote php tags */ |
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304 | $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', htmlspecialchars($sp_match[1][$curr_sp]), $text_blocks[$curr_tb]); |
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305 | } else if ($this->php_handling == SMARTY_PHP_REMOVE) { |
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306 | /* remove php tags */ |
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307 | $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', '', $text_blocks[$curr_tb]); |
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308 | } else { |
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309 | /* SMARTY_PHP_ALLOW, but echo non php starting tags */ |
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310 | $sp_match[1][$curr_sp] = preg_replace('~(<\?(?!php|=|$))~i', '<?php echo \'\\1\'?>'."\n", $sp_match[1][$curr_sp]); |
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311 | $text_blocks[$curr_tb] = str_replace('%%%SMARTYSP'.$curr_sp.'%%%', $sp_match[1][$curr_sp], $text_blocks[$curr_tb]); |
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312 | } |
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313 | } |
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314 | } |
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315 | } |
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316 | |||
317 | /* Compile the template tags into PHP code. */ |
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318 | $compiled_tags = array(); |
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319 | for ($i = 0, $for_max = count($template_tags); $i < $for_max; $i++) { |
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320 | $this->_current_line_no += substr_count($text_blocks[$i], "\n"); |
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321 | $compiled_tags[] = $this->_compile_tag($template_tags[$i]); |
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322 | $this->_current_line_no += substr_count($template_tags[$i], "\n"); |
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323 | } |
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324 | if (count($this->_tag_stack)>0) { |
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325 | list($_open_tag, $_line_no) = end($this->_tag_stack); |
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326 | $this->_syntax_error("unclosed tag \{$_open_tag} (opened line $_line_no).", E_USER_ERROR, __FILE__, __LINE__); |
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327 | return; |
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328 | } |
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329 | |||
330 | /* Reformat $text_blocks between 'strip' and '/strip' tags, |
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331 | removing spaces, tabs and newlines. */ |
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332 | $strip = false; |
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333 | for ($i = 0, $for_max = count($compiled_tags); $i < $for_max; $i++) { |
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334 | if ($compiled_tags[$i] == '{strip}') { |
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335 | $compiled_tags[$i] = ''; |
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336 | $strip = true; |
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337 | /* remove leading whitespaces */ |
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338 | $text_blocks[$i + 1] = ltrim($text_blocks[$i + 1]); |
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339 | } |
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340 | if ($strip) { |
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341 | /* strip all $text_blocks before the next '/strip' */ |
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342 | for ($j = $i + 1; $j < $for_max; $j++) { |
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343 | /* remove leading and trailing whitespaces of each line */ |
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344 | $text_blocks[$j] = preg_replace('![\t ]*[\r\n]+[\t ]*!', '', $text_blocks[$j]); |
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345 | if ($compiled_tags[$j] == '{/strip}') { |
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346 | /* remove trailing whitespaces from the last text_block */ |
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347 | $text_blocks[$j] = rtrim($text_blocks[$j]); |
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348 | } |
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349 | $text_blocks[$j] = "<?php echo '" . strtr($text_blocks[$j], array("'"=>"\'", "\\"=>"\\\\")) . "'; ?>"; |
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350 | if ($compiled_tags[$j] == '{/strip}') { |
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351 | $compiled_tags[$j] = "\n"; /* slurped by php, but necessary |
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352 | if a newline is following the closing strip-tag */ |
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353 | $strip = false; |
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354 | $i = $j; |
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355 | break; |
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356 | } |
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357 | } |
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358 | } |
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359 | } |
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360 | $compiled_content = ''; |
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361 | |||
362 | $tag_guard = '%%%SMARTYOTG' . md5(uniqid(rand(), true)) . '%%%'; |
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363 | |||
364 | /* Interleave the compiled contents and text blocks to get the final result. */ |
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365 | for ($i = 0, $for_max = count($compiled_tags); $i < $for_max; $i++) { |
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366 | if ($compiled_tags[$i] == '') { |
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367 | // tag result empty, remove first newline from following text block |
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368 | $text_blocks[$i+1] = preg_replace('~^(\r\n|\r|\n)~', '', $text_blocks[$i+1]); |
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369 | } |
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370 | // replace legit PHP tags with placeholder |
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371 | $text_blocks[$i] = str_replace('<?', $tag_guard, $text_blocks[$i]); |
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372 | $compiled_tags[$i] = str_replace('<?', $tag_guard, $compiled_tags[$i]); |
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373 | |||
374 | $compiled_content .= $text_blocks[$i] . $compiled_tags[$i]; |
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375 | } |
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376 | $compiled_content .= str_replace('<?', $tag_guard, $text_blocks[$i]); |
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377 | |||
378 | // escape php tags created by interleaving |
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379 | $compiled_content = str_replace('<?', "<?php echo '<?' ?>\n", $compiled_content); |
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380 | $compiled_content = preg_replace("~(?<!')language\s*=\s*[\"\']?\s*php\s*[\"\']?~", "<?php echo 'language=php' ?>\n", $compiled_content); |
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381 | |||
382 | // recover legit tags |
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383 | $compiled_content = str_replace($tag_guard, '<?', $compiled_content); |
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384 | |||
385 | // remove \n from the end of the file, if any |
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386 | if (strlen($compiled_content) && (substr($compiled_content, -1) == "\n") ) { |
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387 | $compiled_content = substr($compiled_content, 0, -1); |
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388 | } |
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389 | |||
390 | if (!empty($this->_cache_serial)) { |
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391 | $compiled_content = "<?php \$this->_cache_serials['".$this->_cache_include."'] = '".$this->_cache_serial."'; ?>" . $compiled_content; |
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392 | } |
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393 | |||
394 | // run compiled template through postfilter functions |
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395 | if (count($this->_plugins['postfilter']) > 0) { |
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396 | foreach ($this->_plugins['postfilter'] as $filter_name => $postfilter) { |
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397 | if ($postfilter === false) continue; |
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398 | if ($postfilter[3] || is_callable($postfilter[0])) { |
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399 | $compiled_content = call_user_func_array($postfilter[0], |
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400 | array($compiled_content, &$this)); |
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401 | $this->_plugins['postfilter'][$filter_name][3] = true; |
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402 | } else { |
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403 | $this->_trigger_fatal_error("Smarty plugin error: postfilter '$filter_name' is not implemented"); |
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404 | } |
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405 | } |
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406 | } |
||
407 | |||
408 | // put header at the top of the compiled template |
||
409 | $template_header = "<?php /* Smarty version ".$this->_version.", created on ".strftime("%Y-%m-%d %H:%M:%S")."\n"; |
||
410 | $template_header .= " compiled from ".strtr(urlencode($resource_name), array('%2F'=>'/', '%3A'=>':'))." */ ?>\n"; |
||
411 | |||
412 | /* Emit code to load needed plugins. */ |
||
413 | $this->_plugins_code = ''; |
||
414 | if (count($this->_plugin_info)) { |
||
415 | $_plugins_params = "array('plugins' => array("; |
||
416 | foreach ($this->_plugin_info as $plugin_type => $plugins) { |
||
417 | foreach ($plugins as $plugin_name => $plugin_info) { |
||
418 | $_plugins_params .= "array('$plugin_type', '$plugin_name', '" . strtr($plugin_info[0], array("'" => "\\'", "\\" => "\\\\")) . "', $plugin_info[1], "; |
||
419 | $_plugins_params .= $plugin_info[2] ? 'true),' : 'false),'; |
||
420 | } |
||
421 | } |
||
422 | $_plugins_params .= '))'; |
||
423 | $plugins_code = "<?php require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');\nsmarty_core_load_plugins($_plugins_params, \$this); ?>\n"; |
||
424 | $template_header .= $plugins_code; |
||
425 | $this->_plugin_info = array(); |
||
426 | $this->_plugins_code = $plugins_code; |
||
427 | } |
||
428 | |||
429 | if ($this->_init_smarty_vars) { |
||
430 | $template_header .= "<?php require_once(SMARTY_CORE_DIR . 'core.assign_smarty_interface.php');\nsmarty_core_assign_smarty_interface(null, \$this); ?>\n"; |
||
431 | $this->_init_smarty_vars = false; |
||
432 | } |
||
433 | |||
434 | $compiled_content = $template_header . $compiled_content; |
||
435 | return true; |
||
436 | } |
||
437 | |||
438 | /** |
||
439 | * Compile a template tag |
||
440 | * |
||
441 | * @param string $template_tag |
||
442 | * @return string |
||
443 | */ |
||
444 | function _compile_tag($template_tag) |
||
445 | { |
||
446 | /* Matched comment. */ |
||
447 | if (substr($template_tag, 0, 1) == '*' && substr($template_tag, -1) == '*') |
||
448 | return ''; |
||
449 | |||
450 | /* Split tag into two three parts: command, command modifiers and the arguments. */ |
||
451 | if(! preg_match('~^(?:(' . $this->_num_const_regexp . '|' . $this->_obj_call_regexp . '|' . $this->_var_regexp |
||
452 | . '|\/?' . $this->_reg_obj_regexp . '|\/?' . $this->_func_regexp . ')(' . $this->_mod_regexp . '*)) |
||
453 | (?:\s+(.*))?$ |
||
454 | ~xs', $template_tag, $match)) { |
||
455 | $this->_syntax_error("unrecognized tag: $template_tag", E_USER_ERROR, __FILE__, __LINE__); |
||
456 | } |
||
457 | |||
458 | $tag_command = $match[1]; |
||
459 | $tag_modifier = isset($match[2]) ? $match[2] : null; |
||
460 | $tag_args = isset($match[3]) ? $match[3] : null; |
||
461 | |||
462 | if (preg_match('~^' . $this->_num_const_regexp . '|' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '$~', $tag_command)) { |
||
463 | /* tag name is a variable or object */ |
||
464 | $_return = $this->_parse_var_props($tag_command . $tag_modifier); |
||
465 | return "<?php echo $_return; ?>" . $this->_additional_newline; |
||
466 | } |
||
467 | |||
468 | /* If the tag name is a registered object, we process it. */ |
||
469 | if (preg_match('~^\/?' . $this->_reg_obj_regexp . '$~', $tag_command)) { |
||
470 | return $this->_compile_registered_object_tag($tag_command, $this->_parse_attrs($tag_args), $tag_modifier); |
||
471 | } |
||
472 | |||
473 | switch ($tag_command) { |
||
474 | case 'include': |
||
475 | return $this->_compile_include_tag($tag_args); |
||
476 | |||
477 | case 'include_php': |
||
478 | return $this->_compile_include_php_tag($tag_args); |
||
479 | |||
480 | case 'if': |
||
481 | $this->_push_tag('if'); |
||
482 | return $this->_compile_if_tag($tag_args); |
||
483 | |||
484 | case 'else': |
||
485 | list($_open_tag) = end($this->_tag_stack); |
||
486 | if ($_open_tag != 'if' && $_open_tag != 'elseif') |
||
487 | $this->_syntax_error('unexpected {else}', E_USER_ERROR, __FILE__, __LINE__); |
||
488 | else |
||
489 | $this->_push_tag('else'); |
||
490 | return '<?php else: ?>'; |
||
491 | |||
492 | case 'elseif': |
||
493 | list($_open_tag) = end($this->_tag_stack); |
||
494 | if ($_open_tag != 'if' && $_open_tag != 'elseif') |
||
495 | $this->_syntax_error('unexpected {elseif}', E_USER_ERROR, __FILE__, __LINE__); |
||
496 | if ($_open_tag == 'if') |
||
497 | $this->_push_tag('elseif'); |
||
498 | return $this->_compile_if_tag($tag_args, true); |
||
499 | |||
500 | case '/if': |
||
501 | $this->_pop_tag('if'); |
||
502 | return '<?php endif; ?>'; |
||
503 | |||
504 | case 'capture': |
||
505 | return $this->_compile_capture_tag(true, $tag_args); |
||
506 | |||
507 | case '/capture': |
||
508 | return $this->_compile_capture_tag(false); |
||
509 | |||
510 | case 'ldelim': |
||
511 | return $this->left_delimiter; |
||
512 | |||
513 | case 'rdelim': |
||
514 | return $this->right_delimiter; |
||
515 | |||
516 | case 'section': |
||
517 | $this->_push_tag('section'); |
||
518 | return $this->_compile_section_start($tag_args); |
||
519 | |||
520 | case 'sectionelse': |
||
521 | $this->_push_tag('sectionelse'); |
||
522 | return "<?php endfor; else: ?>"; |
||
523 | break; |
||
524 | |||
525 | case '/section': |
||
526 | $_open_tag = $this->_pop_tag('section'); |
||
527 | if ($_open_tag == 'sectionelse') |
||
528 | return "<?php endif; ?>"; |
||
529 | else |
||
530 | return "<?php endfor; endif; ?>"; |
||
531 | |||
532 | case 'foreach': |
||
533 | $this->_push_tag('foreach'); |
||
534 | return $this->_compile_foreach_start($tag_args); |
||
535 | break; |
||
536 | |||
537 | case 'foreachelse': |
||
538 | $this->_push_tag('foreachelse'); |
||
539 | return "<?php endforeach; else: ?>"; |
||
540 | |||
541 | case '/foreach': |
||
542 | $_open_tag = $this->_pop_tag('foreach'); |
||
543 | if ($_open_tag == 'foreachelse') |
||
544 | return "<?php endif; unset(\$_from); ?>"; |
||
545 | else |
||
546 | return "<?php endforeach; endif; unset(\$_from); ?>"; |
||
547 | break; |
||
548 | |||
549 | case 'strip': |
||
550 | case '/strip': |
||
551 | if (substr($tag_command, 0, 1)=='/') { |
||
552 | $this->_pop_tag('strip'); |
||
553 | if (--$this->_strip_depth==0) { /* outermost closing {/strip} */ |
||
554 | $this->_additional_newline = "\n"; |
||
555 | return '{' . $tag_command . '}'; |
||
556 | } |
||
557 | } else { |
||
558 | $this->_push_tag('strip'); |
||
559 | if ($this->_strip_depth++==0) { /* outermost opening {strip} */ |
||
560 | $this->_additional_newline = ""; |
||
561 | return '{' . $tag_command . '}'; |
||
562 | } |
||
563 | } |
||
564 | return ''; |
||
565 | |||
566 | case 'php': |
||
567 | /* handle folded tags replaced by {php} */ |
||
568 | list(, $block) = each($this->_folded_blocks); |
||
569 | $this->_current_line_no += substr_count($block[0], "\n"); |
||
570 | /* the number of matched elements in the regexp in _compile_file() |
||
571 | determins the type of folded tag that was found */ |
||
572 | switch (count($block)) { |
||
573 | case 2: /* comment */ |
||
574 | return ''; |
||
575 | |||
576 | case 3: /* literal */ |
||
577 | return "<?php echo '" . strtr($block[2], array("'"=>"\'", "\\"=>"\\\\")) . "'; ?>" . $this->_additional_newline; |
||
578 | |||
579 | case 4: /* php */ |
||
580 | if ($this->security && !$this->security_settings['PHP_TAGS']) { |
||
581 | $this->_syntax_error("(secure mode) php tags not permitted", E_USER_WARNING, __FILE__, __LINE__); |
||
582 | return; |
||
583 | } |
||
584 | return '<?php ' . $block[3] .' ?>'; |
||
585 | } |
||
586 | break; |
||
587 | |||
588 | case 'insert': |
||
589 | return $this->_compile_insert_tag($tag_args); |
||
590 | |||
591 | default: |
||
592 | if ($this->_compile_compiler_tag($tag_command, $tag_args, $output)) { |
||
593 | return $output; |
||
594 | } else if ($this->_compile_block_tag($tag_command, $tag_args, $tag_modifier, $output)) { |
||
595 | return $output; |
||
596 | } else if ($this->_compile_custom_tag($tag_command, $tag_args, $tag_modifier, $output)) { |
||
597 | return $output; |
||
598 | } else { |
||
599 | $this->_syntax_error("unrecognized tag '$tag_command'", E_USER_ERROR, __FILE__, __LINE__); |
||
600 | } |
||
601 | |||
602 | } |
||
603 | } |
||
604 | |||
605 | |||
606 | /** |
||
607 | * compile the custom compiler tag |
||
608 | * |
||
609 | * sets $output to the compiled custom compiler tag |
||
610 | * @param string $tag_command |
||
611 | * @param string $tag_args |
||
612 | * @param string $output |
||
613 | * @return boolean |
||
614 | */ |
||
615 | function _compile_compiler_tag($tag_command, $tag_args, &$output) |
||
616 | { |
||
617 | $found = false; |
||
618 | $have_function = true; |
||
619 | |||
620 | /* |
||
621 | * First we check if the compiler function has already been registered |
||
622 | * or loaded from a plugin file. |
||
623 | */ |
||
624 | if (isset($this->_plugins['compiler'][$tag_command])) { |
||
625 | $found = true; |
||
626 | $plugin_func = $this->_plugins['compiler'][$tag_command][0]; |
||
627 | if (!is_callable($plugin_func)) { |
||
628 | $message = "compiler function '$tag_command' is not implemented"; |
||
629 | $have_function = false; |
||
630 | } |
||
631 | } |
||
632 | /* |
||
633 | * Otherwise we need to load plugin file and look for the function |
||
634 | * inside it. |
||
635 | */ |
||
636 | else if ($plugin_file = $this->_get_plugin_filepath('compiler', $tag_command)) { |
||
637 | $found = true; |
||
638 | |||
639 | include_once $plugin_file; |
||
640 | |||
641 | $plugin_func = 'smarty_compiler_' . $tag_command; |
||
642 | if (!is_callable($plugin_func)) { |
||
643 | $message = "plugin function $plugin_func() not found in $plugin_file\n"; |
||
644 | $have_function = false; |
||
645 | } else { |
||
646 | $this->_plugins['compiler'][$tag_command] = array($plugin_func, null, null, null, true); |
||
647 | } |
||
648 | } |
||
649 | |||
650 | /* |
||
651 | * True return value means that we either found a plugin or a |
||
652 | * dynamically registered function. False means that we didn't and the |
||
653 | * compiler should now emit code to load custom function plugin for this |
||
654 | * tag. |
||
655 | */ |
||
656 | if ($found) { |
||
657 | if ($have_function) { |
||
658 | $output = call_user_func_array($plugin_func, array($tag_args, &$this)); |
||
659 | if($output != '') { |
||
660 | $output = '<?php ' . $this->_push_cacheable_state('compiler', $tag_command) |
||
661 | . $output |
||
662 | . $this->_pop_cacheable_state('compiler', $tag_command) . ' ?>'; |
||
663 | } |
||
664 | } else { |
||
665 | $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); |
||
666 | } |
||
667 | return true; |
||
668 | } else { |
||
669 | return false; |
||
670 | } |
||
671 | } |
||
672 | |||
673 | |||
674 | /** |
||
675 | * compile block function tag |
||
676 | * |
||
677 | * sets $output to compiled block function tag |
||
678 | * @param string $tag_command |
||
679 | * @param string $tag_args |
||
680 | * @param string $tag_modifier |
||
681 | * @param string $output |
||
682 | * @return boolean |
||
683 | */ |
||
684 | function _compile_block_tag($tag_command, $tag_args, $tag_modifier, &$output) |
||
685 | { |
||
686 | if (substr($tag_command, 0, 1) == '/') { |
||
687 | $start_tag = false; |
||
688 | $tag_command = substr($tag_command, 1); |
||
689 | } else |
||
690 | $start_tag = true; |
||
691 | |||
692 | $found = false; |
||
693 | $have_function = true; |
||
694 | |||
695 | /* |
||
696 | * First we check if the block function has already been registered |
||
697 | * or loaded from a plugin file. |
||
698 | */ |
||
699 | if (isset($this->_plugins['block'][$tag_command])) { |
||
700 | $found = true; |
||
701 | $plugin_func = $this->_plugins['block'][$tag_command][0]; |
||
702 | if (!is_callable($plugin_func)) { |
||
703 | $message = "block function '$tag_command' is not implemented"; |
||
704 | $have_function = false; |
||
705 | } |
||
706 | } |
||
707 | /* |
||
708 | * Otherwise we need to load plugin file and look for the function |
||
709 | * inside it. |
||
710 | */ |
||
711 | else if ($plugin_file = $this->_get_plugin_filepath('block', $tag_command)) { |
||
712 | $found = true; |
||
713 | |||
714 | include_once $plugin_file; |
||
715 | |||
716 | $plugin_func = 'smarty_block_' . $tag_command; |
||
717 | if (!function_exists($plugin_func)) { |
||
718 | $message = "plugin function $plugin_func() not found in $plugin_file\n"; |
||
719 | $have_function = false; |
||
720 | } else { |
||
721 | $this->_plugins['block'][$tag_command] = array($plugin_func, null, null, null, true); |
||
722 | |||
723 | } |
||
724 | } |
||
725 | |||
726 | if (!$found) { |
||
727 | return false; |
||
728 | } else if (!$have_function) { |
||
729 | $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); |
||
730 | return true; |
||
731 | } |
||
732 | |||
733 | /* |
||
734 | * Even though we've located the plugin function, compilation |
||
735 | * happens only once, so the plugin will still need to be loaded |
||
736 | * at runtime for future requests. |
||
737 | */ |
||
738 | $this->_add_plugin('block', $tag_command); |
||
739 | |||
740 | if ($start_tag) |
||
741 | $this->_push_tag($tag_command); |
||
742 | else |
||
743 | $this->_pop_tag($tag_command); |
||
744 | |||
745 | if ($start_tag) { |
||
746 | $output = '<?php ' . $this->_push_cacheable_state('block', $tag_command); |
||
747 | $attrs = $this->_parse_attrs($tag_args); |
||
748 | $_cache_attrs=''; |
||
749 | $arg_list = $this->_compile_arg_list('block', $tag_command, $attrs, $_cache_attrs); |
||
750 | $output .= "$_cache_attrs\$this->_tag_stack[] = array('$tag_command', array(".implode(',', $arg_list).')); '; |
||
751 | $output .= '$_block_repeat=true;' . $this->_compile_plugin_call('block', $tag_command).'($this->_tag_stack[count($this->_tag_stack)-1][1], null, $this, $_block_repeat);'; |
||
752 | $output .= 'while ($_block_repeat) { ob_start(); ?>'; |
||
753 | } else { |
||
754 | $output = '<?php $_block_content = ob_get_contents(); ob_end_clean(); '; |
||
755 | $_out_tag_text = $this->_compile_plugin_call('block', $tag_command).'($this->_tag_stack[count($this->_tag_stack)-1][1], $_block_content, $this, $_block_repeat)'; |
||
756 | if ($tag_modifier != '') { |
||
757 | $this->_parse_modifiers($_out_tag_text, $tag_modifier); |
||
758 | } |
||
759 | $output .= '$_block_repeat=false;echo ' . $_out_tag_text . '; } '; |
||
760 | $output .= " array_pop(\$this->_tag_stack); " . $this->_pop_cacheable_state('block', $tag_command) . '?>'; |
||
761 | } |
||
762 | |||
763 | return true; |
||
764 | } |
||
765 | |||
766 | |||
767 | /** |
||
768 | * compile custom function tag |
||
769 | * |
||
770 | * @param string $tag_command |
||
771 | * @param string $tag_args |
||
772 | * @param string $tag_modifier |
||
773 | * @return string |
||
774 | */ |
||
775 | function _compile_custom_tag($tag_command, $tag_args, $tag_modifier, &$output) |
||
776 | { |
||
777 | $found = false; |
||
778 | $have_function = true; |
||
779 | |||
780 | /* |
||
781 | * First we check if the custom function has already been registered |
||
782 | * or loaded from a plugin file. |
||
783 | */ |
||
784 | if (isset($this->_plugins['function'][$tag_command])) { |
||
785 | $found = true; |
||
786 | $plugin_func = $this->_plugins['function'][$tag_command][0]; |
||
787 | if (!is_callable($plugin_func)) { |
||
788 | $message = "custom function '$tag_command' is not implemented"; |
||
789 | $have_function = false; |
||
790 | } |
||
791 | } |
||
792 | /* |
||
793 | * Otherwise we need to load plugin file and look for the function |
||
794 | * inside it. |
||
795 | */ |
||
796 | else if ($plugin_file = $this->_get_plugin_filepath('function', $tag_command)) { |
||
797 | $found = true; |
||
798 | |||
799 | include_once $plugin_file; |
||
800 | |||
801 | $plugin_func = 'smarty_function_' . $tag_command; |
||
802 | if (!function_exists($plugin_func)) { |
||
803 | $message = "plugin function $plugin_func() not found in $plugin_file\n"; |
||
804 | $have_function = false; |
||
805 | } else { |
||
806 | $this->_plugins['function'][$tag_command] = array($plugin_func, null, null, null, true); |
||
807 | |||
808 | } |
||
809 | } |
||
810 | |||
811 | if (!$found) { |
||
812 | return false; |
||
813 | } else if (!$have_function) { |
||
814 | $this->_syntax_error($message, E_USER_WARNING, __FILE__, __LINE__); |
||
815 | return true; |
||
816 | } |
||
817 | |||
818 | /* declare plugin to be loaded on display of the template that |
||
819 | we compile right now */ |
||
820 | $this->_add_plugin('function', $tag_command); |
||
821 | |||
822 | $_cacheable_state = $this->_push_cacheable_state('function', $tag_command); |
||
823 | $attrs = $this->_parse_attrs($tag_args); |
||
824 | $_cache_attrs = ''; |
||
825 | $arg_list = $this->_compile_arg_list('function', $tag_command, $attrs, $_cache_attrs); |
||
826 | |||
827 | $output = $this->_compile_plugin_call('function', $tag_command).'(array('.implode(',', $arg_list)."), \$this)"; |
||
828 | if($tag_modifier != '') { |
||
829 | $this->_parse_modifiers($output, $tag_modifier); |
||
830 | } |
||
831 | |||
832 | if($output != '') { |
||
833 | $output = '<?php ' . $_cacheable_state . $_cache_attrs . 'echo ' . $output . ';' |
||
834 | . $this->_pop_cacheable_state('function', $tag_command) . "?>" . $this->_additional_newline; |
||
835 | } |
||
836 | |||
837 | return true; |
||
838 | } |
||
839 | |||
840 | /** |
||
841 | * compile a registered object tag |
||
842 | * |
||
843 | * @param string $tag_command |
||
844 | * @param array $attrs |
||
845 | * @param string $tag_modifier |
||
846 | * @return string |
||
847 | */ |
||
848 | function _compile_registered_object_tag($tag_command, $attrs, $tag_modifier) |
||
849 | { |
||
850 | if (substr($tag_command, 0, 1) == '/') { |
||
851 | $start_tag = false; |
||
852 | $tag_command = substr($tag_command, 1); |
||
853 | } else { |
||
854 | $start_tag = true; |
||
855 | } |
||
856 | |||
857 | list($object, $obj_comp) = explode('->', $tag_command); |
||
858 | |||
859 | $arg_list = array(); |
||
860 | if(count($attrs)) { |
||
861 | $_assign_var = false; |
||
862 | foreach ($attrs as $arg_name => $arg_value) { |
||
863 | if($arg_name == 'assign') { |
||
864 | $_assign_var = $arg_value; |
||
865 | unset($attrs['assign']); |
||
866 | continue; |
||
867 | } |
||
868 | if (is_bool($arg_value)) |
||
869 | $arg_value = $arg_value ? 'true' : 'false'; |
||
870 | $arg_list[] = "'$arg_name' => $arg_value"; |
||
871 | } |
||
872 | } |
||
873 | |||
874 | if($this->_reg_objects[$object][2]) { |
||
875 | // smarty object argument format |
||
876 | $args = "array(".implode(',', (array)$arg_list)."), \$this"; |
||
877 | } else { |
||
878 | // traditional argument format |
||
879 | $args = implode(',', array_values($attrs)); |
||
880 | if (empty($args)) { |
||
881 | $args = ''; |
||
882 | } |
||
883 | } |
||
884 | |||
885 | $prefix = ''; |
||
886 | $postfix = ''; |
||
887 | $newline = ''; |
||
888 | if(!is_object($this->_reg_objects[$object][0])) { |
||
889 | $this->_trigger_fatal_error("registered '$object' is not an object" , $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); |
||
890 | } elseif(!empty($this->_reg_objects[$object][1]) && !in_array($obj_comp, $this->_reg_objects[$object][1])) { |
||
891 | $this->_trigger_fatal_error("'$obj_comp' is not a registered component of object '$object'", $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); |
||
892 | } elseif(method_exists($this->_reg_objects[$object][0], $obj_comp)) { |
||
893 | // method |
||
894 | if(in_array($obj_comp, $this->_reg_objects[$object][3])) { |
||
895 | // block method |
||
896 | if ($start_tag) { |
||
897 | $prefix = "\$this->_tag_stack[] = array('$obj_comp', $args); "; |
||
898 | $prefix .= "\$_block_repeat=true; \$this->_reg_objects['$object'][0]->$obj_comp(\$this->_tag_stack[count(\$this->_tag_stack)-1][1], null, \$this, \$_block_repeat); "; |
||
899 | $prefix .= "while (\$_block_repeat) { ob_start();"; |
||
900 | $return = null; |
||
901 | $postfix = ''; |
||
902 | } else { |
||
903 | $prefix = "\$_obj_block_content = ob_get_contents(); ob_end_clean(); \$_block_repeat=false;"; |
||
904 | $return = "\$this->_reg_objects['$object'][0]->$obj_comp(\$this->_tag_stack[count(\$this->_tag_stack)-1][1], \$_obj_block_content, \$this, \$_block_repeat)"; |
||
905 | $postfix = "} array_pop(\$this->_tag_stack);"; |
||
906 | } |
||
907 | } else { |
||
908 | // non-block method |
||
909 | $return = "\$this->_reg_objects['$object'][0]->$obj_comp($args)"; |
||
910 | } |
||
911 | } else { |
||
912 | // property |
||
913 | $return = "\$this->_reg_objects['$object'][0]->$obj_comp"; |
||
914 | } |
||
915 | |||
916 | if($return != null) { |
||
917 | if($tag_modifier != '') { |
||
918 | $this->_parse_modifiers($return, $tag_modifier); |
||
919 | } |
||
920 | |||
921 | if(!empty($_assign_var)) { |
||
922 | $output = "\$this->assign('" . $this->_dequote($_assign_var) ."', $return);"; |
||
923 | } else { |
||
924 | $output = 'echo ' . $return . ';'; |
||
925 | $newline = $this->_additional_newline; |
||
926 | } |
||
927 | } else { |
||
928 | $output = ''; |
||
929 | } |
||
930 | |||
931 | return '<?php ' . $prefix . $output . $postfix . "?>" . $newline; |
||
932 | } |
||
933 | |||
934 | /** |
||
935 | * Compile {insert ...} tag |
||
936 | * |
||
937 | * @param string $tag_args |
||
938 | * @return string |
||
939 | */ |
||
940 | function _compile_insert_tag($tag_args) |
||
941 | { |
||
942 | $attrs = $this->_parse_attrs($tag_args); |
||
943 | $name = $this->_dequote($attrs['name']); |
||
944 | |||
945 | if (empty($name)) { |
||
946 | return $this->_syntax_error("missing insert name", E_USER_ERROR, __FILE__, __LINE__); |
||
947 | } |
||
948 | |||
949 | if (!preg_match('~^\w+$~', $name)) { |
||
950 | return $this->_syntax_error("'insert: 'name' must be an insert function name", E_USER_ERROR, __FILE__, __LINE__); |
||
951 | } |
||
952 | |||
953 | if (!empty($attrs['script'])) { |
||
954 | $delayed_loading = true; |
||
955 | } else { |
||
956 | $delayed_loading = false; |
||
957 | } |
||
958 | |||
959 | foreach ($attrs as $arg_name => $arg_value) { |
||
960 | if (is_bool($arg_value)) |
||
961 | $arg_value = $arg_value ? 'true' : 'false'; |
||
962 | $arg_list[] = "'$arg_name' => $arg_value"; |
||
963 | } |
||
964 | |||
965 | $this->_add_plugin('insert', $name, $delayed_loading); |
||
966 | |||
967 | $_params = "array('args' => array(".implode(', ', (array)$arg_list)."))"; |
||
968 | |||
969 | return "<?php require_once(SMARTY_CORE_DIR . 'core.run_insert_handler.php');\necho smarty_core_run_insert_handler($_params, \$this); ?>" . $this->_additional_newline; |
||
970 | } |
||
971 | |||
972 | /** |
||
973 | * Compile {include ...} tag |
||
974 | * |
||
975 | * @param string $tag_args |
||
976 | * @return string |
||
977 | */ |
||
978 | function _compile_include_tag($tag_args) |
||
979 | { |
||
980 | $attrs = $this->_parse_attrs($tag_args); |
||
981 | $arg_list = array(); |
||
982 | |||
983 | if (empty($attrs['file'])) { |
||
984 | $this->_syntax_error("missing 'file' attribute in include tag", E_USER_ERROR, __FILE__, __LINE__); |
||
985 | } |
||
986 | |||
987 | foreach ($attrs as $arg_name => $arg_value) { |
||
988 | if ($arg_name == 'file') { |
||
989 | $include_file = $arg_value; |
||
990 | continue; |
||
991 | } else if ($arg_name == 'assign') { |
||
992 | $assign_var = $arg_value; |
||
993 | continue; |
||
994 | } |
||
995 | if (is_bool($arg_value)) |
||
996 | $arg_value = $arg_value ? 'true' : 'false'; |
||
997 | $arg_list[] = "'$arg_name' => $arg_value"; |
||
998 | } |
||
999 | |||
1000 | $output = '<?php '; |
||
1001 | |||
1002 | if (isset($assign_var)) { |
||
1003 | $output .= "ob_start();\n"; |
||
1004 | } |
||
1005 | |||
1006 | $output .= |
||
1007 | "\$_smarty_tpl_vars = \$this->_tpl_vars;\n"; |
||
1008 | |||
1009 | |||
1010 | $_params = "array('smarty_include_tpl_file' => " . $include_file . ", 'smarty_include_vars' => array(".implode(',', (array)$arg_list)."))"; |
||
1011 | $output .= "\$this->_smarty_include($_params);\n" . |
||
1012 | "\$this->_tpl_vars = \$_smarty_tpl_vars;\n" . |
||
1013 | "unset(\$_smarty_tpl_vars);\n"; |
||
1014 | |||
1015 | if (isset($assign_var)) { |
||
1016 | $output .= "\$this->assign(" . $assign_var . ", ob_get_contents()); ob_end_clean();\n"; |
||
1017 | } |
||
1018 | |||
1019 | $output .= ' ?>'; |
||
1020 | |||
1021 | return $output; |
||
1022 | |||
1023 | } |
||
1024 | |||
1025 | /** |
||
1026 | * Compile {include ...} tag |
||
1027 | * |
||
1028 | * @param string $tag_args |
||
1029 | * @return string |
||
1030 | */ |
||
1031 | function _compile_include_php_tag($tag_args) |
||
1032 | { |
||
1033 | $attrs = $this->_parse_attrs($tag_args); |
||
1034 | |||
1035 | if (empty($attrs['file'])) { |
||
1036 | $this->_syntax_error("missing 'file' attribute in include_php tag", E_USER_ERROR, __FILE__, __LINE__); |
||
1037 | } |
||
1038 | |||
1039 | $assign_var = (empty($attrs['assign'])) ? '' : $this->_dequote($attrs['assign']); |
||
1040 | $once_var = (empty($attrs['once']) || $attrs['once']=='false') ? 'false' : 'true'; |
||
1041 | |||
1042 | $arg_list = array(); |
||
1043 | foreach($attrs as $arg_name => $arg_value) { |
||
1044 | if($arg_name != 'file' AND $arg_name != 'once' AND $arg_name != 'assign') { |
||
1045 | if(is_bool($arg_value)) |
||
1046 | $arg_value = $arg_value ? 'true' : 'false'; |
||
1047 | $arg_list[] = "'$arg_name' => $arg_value"; |
||
1048 | } |
||
1049 | } |
||
1050 | |||
1051 | $_params = "array('smarty_file' => " . $attrs['file'] . ", 'smarty_assign' => '$assign_var', 'smarty_once' => $once_var, 'smarty_include_vars' => array(".implode(',', $arg_list)."))"; |
||
1052 | |||
1053 | return "<?php require_once(SMARTY_CORE_DIR . 'core.smarty_include_php.php');\nsmarty_core_smarty_include_php($_params, \$this); ?>" . $this->_additional_newline; |
||
1054 | } |
||
1055 | |||
1056 | |||
1057 | /** |
||
1058 | * Compile {section ...} tag |
||
1059 | * |
||
1060 | * @param string $tag_args |
||
1061 | * @return string |
||
1062 | */ |
||
1063 | function _compile_section_start($tag_args) |
||
1064 | { |
||
1065 | $attrs = $this->_parse_attrs($tag_args); |
||
1066 | $arg_list = array(); |
||
1067 | |||
1068 | $output = '<?php '; |
||
1069 | $section_name = $attrs['name']; |
||
1070 | if (empty($section_name)) { |
||
1071 | $this->_syntax_error("missing section name", E_USER_ERROR, __FILE__, __LINE__); |
||
1072 | } |
||
1073 | |||
1074 | $output .= "unset(\$this->_sections[$section_name]);\n"; |
||
1075 | $section_props = "\$this->_sections[$section_name]"; |
||
1076 | |||
1077 | foreach ($attrs as $attr_name => $attr_value) { |
||
1078 | switch ($attr_name) { |
||
1079 | case 'loop': |
||
1080 | $output .= "{$section_props}['loop'] = is_array(\$_loop=$attr_value) ? count(\$_loop) : max(0, (int)\$_loop); unset(\$_loop);\n"; |
||
1081 | break; |
||
1082 | |||
1083 | case 'show': |
||
1084 | if (is_bool($attr_value)) |
||
1085 | $show_attr_value = $attr_value ? 'true' : 'false'; |
||
1086 | else |
||
1087 | $show_attr_value = "(bool)$attr_value"; |
||
1088 | $output .= "{$section_props}['show'] = $show_attr_value;\n"; |
||
1089 | break; |
||
1090 | |||
1091 | case 'name': |
||
1092 | $output .= "{$section_props}['$attr_name'] = $attr_value;\n"; |
||
1093 | break; |
||
1094 | |||
1095 | case 'max': |
||
1096 | case 'start': |
||
1097 | $output .= "{$section_props}['$attr_name'] = (int)$attr_value;\n"; |
||
1098 | break; |
||
1099 | |||
1100 | case 'step': |
||
1101 | $output .= "{$section_props}['$attr_name'] = ((int)$attr_value) == 0 ? 1 : (int)$attr_value;\n"; |
||
1102 | break; |
||
1103 | |||
1104 | default: |
||
1105 | $this->_syntax_error("unknown section attribute - '$attr_name'", E_USER_ERROR, __FILE__, __LINE__); |
||
1106 | break; |
||
1107 | } |
||
1108 | } |
||
1109 | |||
1110 | if (!isset($attrs['show'])) |
||
1111 | $output .= "{$section_props}['show'] = true;\n"; |
||
1112 | |||
1113 | if (!isset($attrs['loop'])) |
||
1114 | $output .= "{$section_props}['loop'] = 1;\n"; |
||
1115 | |||
1116 | if (!isset($attrs['max'])) |
||
1117 | $output .= "{$section_props}['max'] = {$section_props}['loop'];\n"; |
||
1118 | else |
||
1119 | $output .= "if ({$section_props}['max'] < 0)\n" . |
||
1120 | " {$section_props}['max'] = {$section_props}['loop'];\n"; |
||
1121 | |||
1122 | if (!isset($attrs['step'])) |
||
1123 | $output .= "{$section_props}['step'] = 1;\n"; |
||
1124 | |||
1125 | if (!isset($attrs['start'])) |
||
1126 | $output .= "{$section_props}['start'] = {$section_props}['step'] > 0 ? 0 : {$section_props}['loop']-1;\n"; |
||
1127 | else { |
||
1128 | $output .= "if ({$section_props}['start'] < 0)\n" . |
||
1129 | " {$section_props}['start'] = max({$section_props}['step'] > 0 ? 0 : -1, {$section_props}['loop'] + {$section_props}['start']);\n" . |
||
1130 | "else\n" . |
||
1131 | " {$section_props}['start'] = min({$section_props}['start'], {$section_props}['step'] > 0 ? {$section_props}['loop'] : {$section_props}['loop']-1);\n"; |
||
1132 | } |
||
1133 | |||
1134 | $output .= "if ({$section_props}['show']) {\n"; |
||
1135 | if (!isset($attrs['start']) && !isset($attrs['step']) && !isset($attrs['max'])) { |
||
1136 | $output .= " {$section_props}['total'] = {$section_props}['loop'];\n"; |
||
1137 | } else { |
||
1138 | $output .= " {$section_props}['total'] = min(ceil(({$section_props}['step'] > 0 ? {$section_props}['loop'] - {$section_props}['start'] : {$section_props}['start']+1)/abs({$section_props}['step'])), {$section_props}['max']);\n"; |
||
1139 | } |
||
1140 | $output .= " if ({$section_props}['total'] == 0)\n" . |
||
1141 | " {$section_props}['show'] = false;\n" . |
||
1142 | "} else\n" . |
||
1143 | " {$section_props}['total'] = 0;\n"; |
||
1144 | |||
1145 | $output .= "if ({$section_props}['show']):\n"; |
||
1146 | $output .= " |
||
1147 | for ({$section_props}['index'] = {$section_props}['start'], {$section_props}['iteration'] = 1; |
||
1148 | {$section_props}['iteration'] <= {$section_props}['total']; |
||
1149 | {$section_props}['index'] += {$section_props}['step'], {$section_props}['iteration']++):\n"; |
||
1150 | $output .= "{$section_props}['rownum'] = {$section_props}['iteration'];\n"; |
||
1151 | $output .= "{$section_props}['index_prev'] = {$section_props}['index'] - {$section_props}['step'];\n"; |
||
1152 | $output .= "{$section_props}['index_next'] = {$section_props}['index'] + {$section_props}['step'];\n"; |
||
1153 | $output .= "{$section_props}['first'] = ({$section_props}['iteration'] == 1);\n"; |
||
1154 | $output .= "{$section_props}['last'] = ({$section_props}['iteration'] == {$section_props}['total']);\n"; |
||
1155 | |||
1156 | $output .= "?>"; |
||
1157 | |||
1158 | return $output; |
||
1159 | } |
||
1160 | |||
1161 | |||
1162 | /** |
||
1163 | * Compile {foreach ...} tag. |
||
1164 | * |
||
1165 | * @param string $tag_args |
||
1166 | * @return string |
||
1167 | */ |
||
1168 | function _compile_foreach_start($tag_args) |
||
1169 | { |
||
1170 | $attrs = $this->_parse_attrs($tag_args); |
||
1171 | $arg_list = array(); |
||
1172 | |||
1173 | if (empty($attrs['from'])) { |
||
1174 | return $this->_syntax_error("foreach: missing 'from' attribute", E_USER_ERROR, __FILE__, __LINE__); |
||
1175 | } |
||
1176 | $from = $attrs['from']; |
||
1177 | |||
1178 | if (empty($attrs['item'])) { |
||
1179 | return $this->_syntax_error("foreach: missing 'item' attribute", E_USER_ERROR, __FILE__, __LINE__); |
||
1180 | } |
||
1181 | $item = $this->_dequote($attrs['item']); |
||
1182 | if (!preg_match('~^\w+$~', $item)) { |
||
1183 | return $this->_syntax_error("foreach: 'item' must be a variable name (literal string)", E_USER_ERROR, __FILE__, __LINE__); |
||
1184 | } |
||
1185 | |||
1186 | if (isset($attrs['key'])) { |
||
1187 | $key = $this->_dequote($attrs['key']); |
||
1188 | if (!preg_match('~^\w+$~', $key)) { |
||
1189 | return $this->_syntax_error("foreach: 'key' must to be a variable name (literal string)", E_USER_ERROR, __FILE__, __LINE__); |
||
1190 | } |
||
1191 | $key_part = "\$this->_tpl_vars['$key'] => "; |
||
1192 | } else { |
||
1193 | $key = null; |
||
1194 | $key_part = ''; |
||
1195 | } |
||
1196 | |||
1197 | if (isset($attrs['name'])) { |
||
1198 | $name = $attrs['name']; |
||
1199 | } else { |
||
1200 | $name = null; |
||
1201 | } |
||
1202 | |||
1203 | $output = '<?php '; |
||
1204 | $output .= "\$_from = $from; if (!is_array(\$_from) && !is_object(\$_from)) { settype(\$_from, 'array'); }"; |
||
1205 | if (isset($name)) { |
||
1206 | $foreach_props = "\$this->_foreach[$name]"; |
||
1207 | $output .= "{$foreach_props} = array('total' => count(\$_from), 'iteration' => 0);\n"; |
||
1208 | $output .= "if ({$foreach_props}['total'] > 0):\n"; |
||
1209 | $output .= " foreach (\$_from as $key_part\$this->_tpl_vars['$item']):\n"; |
||
1210 | $output .= " {$foreach_props}['iteration']++;\n"; |
||
1211 | } else { |
||
1212 | $output .= "if (count(\$_from)):\n"; |
||
1213 | $output .= " foreach (\$_from as $key_part\$this->_tpl_vars['$item']):\n"; |
||
1214 | } |
||
1215 | $output .= '?>'; |
||
1216 | |||
1217 | return $output; |
||
1218 | } |
||
1219 | |||
1220 | |||
1221 | /** |
||
1222 | * Compile {capture} .. {/capture} tags |
||
1223 | * |
||
1224 | * @param boolean $start true if this is the {capture} tag |
||
1225 | * @param string $tag_args |
||
1226 | * @return string |
||
1227 | */ |
||
1228 | |||
1229 | function _compile_capture_tag($start, $tag_args = '') |
||
1230 | { |
||
1231 | $attrs = $this->_parse_attrs($tag_args); |
||
1232 | |||
1233 | if ($start) { |
||
1234 | $buffer = isset($attrs['name']) ? $attrs['name'] : "'default'"; |
||
1235 | $assign = isset($attrs['assign']) ? $attrs['assign'] : null; |
||
1236 | $append = isset($attrs['append']) ? $attrs['append'] : null; |
||
1237 | |||
1238 | $output = "<?php ob_start(); ?>"; |
||
1239 | $this->_capture_stack[] = array($buffer, $assign, $append); |
||
1240 | } else { |
||
1241 | list($buffer, $assign, $append) = array_pop($this->_capture_stack); |
||
1242 | $output = "<?php \$this->_smarty_vars['capture'][$buffer] = ob_get_contents(); "; |
||
1243 | if (isset($assign)) { |
||
1244 | $output .= " \$this->assign($assign, ob_get_contents());"; |
||
1245 | } |
||
1246 | if (isset($append)) { |
||
1247 | $output .= " \$this->append($append, ob_get_contents());"; |
||
1248 | } |
||
1249 | $output .= "ob_end_clean(); ?>"; |
||
1250 | } |
||
1251 | |||
1252 | return $output; |
||
1253 | } |
||
1254 | |||
1255 | /** |
||
1256 | * Compile {if ...} tag |
||
1257 | * |
||
1258 | * @param string $tag_args |
||
1259 | * @param boolean $elseif if true, uses elseif instead of if |
||
1260 | * @return string |
||
1261 | */ |
||
1262 | function _compile_if_tag($tag_args, $elseif = false) |
||
1263 | { |
||
1264 | |||
1265 | /* Tokenize args for 'if' tag. */ |
||
1266 | preg_match_all('~(?> |
||
1267 | ' . $this->_obj_call_regexp . '(?:' . $this->_mod_regexp . '*)? | # valid object call |
||
1268 | ' . $this->_var_regexp . '(?:' . $this->_mod_regexp . '*)? | # var or quoted string |
||
1269 | \-?0[xX][0-9a-fA-F]+|\-?\d+(?:\.\d+)?|\.\d+|!==|===|==|!=|<>|<<|>>|<=|>=|\&\&|\|\||\(|\)|,|\!|\^|=|\&|\~|<|>|\||\%|\+|\-|\/|\*|\@ | # valid non-word token |
||
1270 | \b\w+\b | # valid word token |
||
1271 | \S+ # anything else |
||
1272 | )~x', $tag_args, $match); |
||
1273 | |||
1274 | $tokens = $match[0]; |
||
1275 | |||
1276 | if(empty($tokens)) { |
||
1277 | $_error_msg = $elseif ? "'elseif'" : "'if'"; |
||
1278 | $_error_msg .= ' statement requires arguments'; |
||
1279 | $this->_syntax_error($_error_msg, E_USER_ERROR, __FILE__, __LINE__); |
||
1280 | } |
||
1281 | |||
1282 | |||
1283 | // make sure we have balanced parenthesis |
||
1284 | $token_count = array_count_values($tokens); |
||
1285 | if(isset($token_count['(']) && $token_count['('] != $token_count[')']) { |
||
1286 | $this->_syntax_error("unbalanced parenthesis in if statement", E_USER_ERROR, __FILE__, __LINE__); |
||
1287 | } |
||
1288 | |||
1289 | $is_arg_stack = array(); |
||
1290 | |||
1291 | for ($i = 0; $i < count($tokens); $i++) { |
||
1292 | |||
1293 | $token = &$tokens[$i]; |
||
1294 | |||
1295 | switch (strtolower($token)) { |
||
1296 | case '!': |
||
1297 | case '%': |
||
1298 | case '!==': |
||
1299 | case '==': |
||
1300 | case '===': |
||
1301 | case '>': |
||
1302 | case '<': |
||
1303 | case '!=': |
||
1304 | case '<>': |
||
1305 | case '<<': |
||
1306 | case '>>': |
||
1307 | case '<=': |
||
1308 | case '>=': |
||
1309 | case '&&': |
||
1310 | case '||': |
||
1311 | case '|': |
||
1312 | case '^': |
||
1313 | case '&': |
||
1314 | case '~': |
||
1315 | case ')': |
||
1316 | case ',': |
||
1317 | case '+': |
||
1318 | case '-': |
||
1319 | case '*': |
||
1320 | case '/': |
||
1321 | case '@': |
||
1322 | break; |
||
1323 | |||
1324 | case 'eq': |
||
1325 | $token = '=='; |
||
1326 | break; |
||
1327 | |||
1328 | case 'ne': |
||
1329 | case 'neq': |
||
1330 | $token = '!='; |
||
1331 | break; |
||
1332 | |||
1333 | case 'lt': |
||
1334 | $token = '<'; |
||
1335 | break; |
||
1336 | |||
1337 | case 'le': |
||
1338 | case 'lte': |
||
1339 | $token = '<='; |
||
1340 | break; |
||
1341 | |||
1342 | case 'gt': |
||
1343 | $token = '>'; |
||
1344 | break; |
||
1345 | |||
1346 | case 'ge': |
||
1347 | case 'gte': |
||
1348 | $token = '>='; |
||
1349 | break; |
||
1350 | |||
1351 | case 'and': |
||
1352 | $token = '&&'; |
||
1353 | break; |
||
1354 | |||
1355 | case 'or': |
||
1356 | $token = '||'; |
||
1357 | break; |
||
1358 | |||
1359 | case 'not': |
||
1360 | $token = '!'; |
||
1361 | break; |
||
1362 | |||
1363 | case 'mod': |
||
1364 | $token = '%'; |
||
1365 | break; |
||
1366 | |||
1367 | case '(': |
||
1368 | array_push($is_arg_stack, $i); |
||
1369 | break; |
||
1370 | |||
1371 | case 'is': |
||
1372 | /* If last token was a ')', we operate on the parenthesized |
||
1373 | expression. The start of the expression is on the stack. |
||
1374 | Otherwise, we operate on the last encountered token. */ |
||
1375 | if ($tokens[$i-1] == ')') { |
||
1376 | $is_arg_start = array_pop($is_arg_stack); |
||
1377 | if ($is_arg_start != 0) { |
||
1378 | if (preg_match('~^' . $this->_func_regexp . '$~', $tokens[$is_arg_start-1])) { |
||
1379 | $is_arg_start--; |
||
1380 | } |
||
1381 | } |
||
1382 | } else |
||
1383 | $is_arg_start = $i-1; |
||
1384 | /* Construct the argument for 'is' expression, so it knows |
||
1385 | what to operate on. */ |
||
1386 | $is_arg = implode(' ', array_slice($tokens, $is_arg_start, $i - $is_arg_start)); |
||
1387 | |||
1388 | /* Pass all tokens from next one until the end to the |
||
1389 | 'is' expression parsing function. The function will |
||
1390 | return modified tokens, where the first one is the result |
||
1391 | of the 'is' expression and the rest are the tokens it |
||
1392 | didn't touch. */ |
||
1393 | $new_tokens = $this->_parse_is_expr($is_arg, array_slice($tokens, $i+1)); |
||
1394 | |||
1395 | /* Replace the old tokens with the new ones. */ |
||
1396 | array_splice($tokens, $is_arg_start, count($tokens), $new_tokens); |
||
1397 | |||
1398 | /* Adjust argument start so that it won't change from the |
||
1399 | current position for the next iteration. */ |
||
1400 | $i = $is_arg_start; |
||
1401 | break; |
||
1402 | |||
1403 | default: |
||
1404 | if(preg_match('~^' . $this->_func_regexp . '$~', $token) ) { |
||
1405 | // function call |
||
1406 | if($this->security && |
||
1407 | !in_array($token, $this->security_settings['IF_FUNCS'])) { |
||
1408 | $this->_syntax_error("(secure mode) '$token' not allowed in if statement", E_USER_ERROR, __FILE__, __LINE__); |
||
1409 | } |
||
1410 | } elseif(preg_match('~^' . $this->_var_regexp . '$~', $token) && (strpos('+-*/^%&|', substr($token, -1)) === false) && isset($tokens[$i+1]) && $tokens[$i+1] == '(') { |
||
1411 | // variable function call |
||
1412 | $this->_syntax_error("variable function call '$token' not allowed in if statement", E_USER_ERROR, __FILE__, __LINE__); |
||
1413 | } elseif(preg_match('~^' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '(?:' . $this->_mod_regexp . '*)$~', $token)) { |
||
1414 | // object or variable |
||
1415 | $token = $this->_parse_var_props($token); |
||
1416 | } elseif(is_numeric($token)) { |
||
1417 | // number, skip it |
||
1418 | } else { |
||
1419 | $this->_syntax_error("unidentified token '$token'", E_USER_ERROR, __FILE__, __LINE__); |
||
1420 | } |
||
1421 | break; |
||
1422 | } |
||
1423 | } |
||
1424 | |||
1425 | if ($elseif) |
||
1426 | return '<?php elseif ('.implode(' ', $tokens).'): ?>'; |
||
1427 | else |
||
1428 | return '<?php if ('.implode(' ', $tokens).'): ?>'; |
||
1429 | } |
||
1430 | |||
1431 | |||
1432 | function _compile_arg_list($type, $name, $attrs, &$cache_code) { |
||
1433 | $arg_list = array(); |
||
1434 | |||
1435 | if (isset($type) && isset($name) |
||
1436 | && isset($this->_plugins[$type]) |
||
1437 | && isset($this->_plugins[$type][$name]) |
||
1438 | && empty($this->_plugins[$type][$name][4]) |
||
1439 | && is_array($this->_plugins[$type][$name][5]) |
||
1440 | ) { |
||
1441 | /* we have a list of parameters that should be cached */ |
||
1442 | $_cache_attrs = $this->_plugins[$type][$name][5]; |
||
1443 | $_count = $this->_cache_attrs_count++; |
||
1444 | $cache_code = "\$_cache_attrs =& \$this->_smarty_cache_attrs('$this->_cache_serial','$_count');"; |
||
1445 | |||
1446 | } else { |
||
1447 | /* no parameters are cached */ |
||
1448 | $_cache_attrs = null; |
||
1449 | } |
||
1450 | |||
1451 | foreach ($attrs as $arg_name => $arg_value) { |
||
1452 | if (is_bool($arg_value)) |
||
1453 | $arg_value = $arg_value ? 'true' : 'false'; |
||
1454 | if (is_null($arg_value)) |
||
1455 | $arg_value = 'null'; |
||
1456 | if ($_cache_attrs && in_array($arg_name, $_cache_attrs)) { |
||
1457 | $arg_list[] = "'$arg_name' => (\$this->_cache_including) ? \$_cache_attrs['$arg_name'] : (\$_cache_attrs['$arg_name']=$arg_value)"; |
||
1458 | } else { |
||
1459 | $arg_list[] = "'$arg_name' => $arg_value"; |
||
1460 | } |
||
1461 | } |
||
1462 | return $arg_list; |
||
1463 | } |
||
1464 | |||
1465 | /** |
||
1466 | * Parse is expression |
||
1467 | * |
||
1468 | * @param string $is_arg |
||
1469 | * @param array $tokens |
||
1470 | * @return array |
||
1471 | */ |
||
1472 | function _parse_is_expr($is_arg, $tokens) |
||
1473 | { |
||
1474 | $expr_end = 0; |
||
1475 | $negate_expr = false; |
||
1476 | |||
1477 | if (($first_token = array_shift($tokens)) == 'not') { |
||
1478 | $negate_expr = true; |
||
1479 | $expr_type = array_shift($tokens); |
||
1480 | } else |
||
1481 | $expr_type = $first_token; |
||
1482 | |||
1483 | switch ($expr_type) { |
||
1484 | case 'even': |
||
1485 | if (isset($tokens[$expr_end]) && $tokens[$expr_end] == 'by') { |
||
1486 | $expr_end++; |
||
1487 | $expr_arg = $tokens[$expr_end++]; |
||
1488 | $expr = "!(1 & ($is_arg / " . $this->_parse_var_props($expr_arg) . "))"; |
||
1489 | } else |
||
1490 | $expr = "!(1 & $is_arg)"; |
||
1491 | break; |
||
1492 | |||
1493 | case 'odd': |
||
1494 | if (isset($tokens[$expr_end]) && $tokens[$expr_end] == 'by') { |
||
1495 | $expr_end++; |
||
1496 | $expr_arg = $tokens[$expr_end++]; |
||
1497 | $expr = "(1 & ($is_arg / " . $this->_parse_var_props($expr_arg) . "))"; |
||
1498 | } else |
||
1499 | $expr = "(1 & $is_arg)"; |
||
1500 | break; |
||
1501 | |||
1502 | case 'div': |
||
1503 | if (@$tokens[$expr_end] == 'by') { |
||
1504 | $expr_end++; |
||
1505 | $expr_arg = $tokens[$expr_end++]; |
||
1506 | $expr = "!($is_arg % " . $this->_parse_var_props($expr_arg) . ")"; |
||
1507 | } else { |
||
1508 | $this->_syntax_error("expecting 'by' after 'div'", E_USER_ERROR, __FILE__, __LINE__); |
||
1509 | } |
||
1510 | break; |
||
1511 | |||
1512 | default: |
||
1513 | $this->_syntax_error("unknown 'is' expression - '$expr_type'", E_USER_ERROR, __FILE__, __LINE__); |
||
1514 | break; |
||
1515 | } |
||
1516 | |||
1517 | if ($negate_expr) { |
||
1518 | $expr = "!($expr)"; |
||
1519 | } |
||
1520 | |||
1521 | array_splice($tokens, 0, $expr_end, $expr); |
||
1522 | |||
1523 | return $tokens; |
||
1524 | } |
||
1525 | |||
1526 | |||
1527 | /** |
||
1528 | * Parse attribute string |
||
1529 | * |
||
1530 | * @param string $tag_args |
||
1531 | * @return array |
||
1532 | */ |
||
1533 | function _parse_attrs($tag_args) |
||
1534 | { |
||
1535 | |||
1536 | /* Tokenize tag attributes. */ |
||
1537 | preg_match_all('~(?:' . $this->_obj_call_regexp . '|' . $this->_qstr_regexp . ' | (?>[^"\'=\s]+) |
||
1538 | )+ | |
||
1539 | [=] |
||
1540 | ~x', $tag_args, $match); |
||
1541 | $tokens = $match[0]; |
||
1542 | |||
1543 | $attrs = array(); |
||
1544 | /* Parse state: |
||
1545 | |||
1546 | 1 - expecting '=' |
||
1547 | 2 - expecting attribute value (not '=') */ |
||
1548 | $state = 0; |
||
1549 | |||
1550 | foreach ($tokens as $token) { |
||
1551 | switch ($state) { |
||
1552 | case 0: |
||
1553 | /* If the token is a valid identifier, we set attribute name |
||
1554 | and go to state 1. */ |
||
1555 | if (preg_match('~^\w+$~', $token)) { |
||
1556 | $attr_name = $token; |
||
1557 | $state = 1; |
||
1558 | } else |
||
1559 | $this->_syntax_error("invalid attribute name: '$token'", E_USER_ERROR, __FILE__, __LINE__); |
||
1560 | break; |
||
1561 | |||
1562 | case 1: |
||
1563 | /* If the token is '=', then we go to state 2. */ |
||
1564 | if ($token == '=') { |
||
1565 | $state = 2; |
||
1566 | } else |
||
1567 | $this->_syntax_error("expecting '=' after attribute name '$last_token'", E_USER_ERROR, __FILE__, __LINE__); |
||
1568 | break; |
||
1569 | |||
1570 | case 2: |
||
1571 | /* If token is not '=', we set the attribute value and go to |
||
1572 | state 0. */ |
||
1573 | if ($token != '=') { |
||
1574 | /* We booleanize the token if it's a non-quoted possible |
||
1575 | boolean value. */ |
||
1576 | if (preg_match('~^(on|yes|true)$~', $token)) { |
||
1577 | $token = 'true'; |
||
1578 | } else if (preg_match('~^(off|no|false)$~', $token)) { |
||
1579 | $token = 'false'; |
||
1580 | } else if ($token == 'null') { |
||
1581 | $token = 'null'; |
||
1582 | } else if (preg_match('~^' . $this->_num_const_regexp . '|0[xX][0-9a-fA-F]+$~', $token)) { |
||
1583 | /* treat integer literally */ |
||
1584 | } else if (!preg_match('~^' . $this->_obj_call_regexp . '|' . $this->_var_regexp . '(?:' . $this->_mod_regexp . ')*$~', $token)) { |
||
1585 | /* treat as a string, double-quote it escaping quotes */ |
||
1586 | $token = '"'.addslashes($token).'"'; |
||
1587 | } |
||
1588 | |||
1589 | $attrs[$attr_name] = $token; |
||
1590 | $state = 0; |
||
1591 | } else |
||
1592 | $this->_syntax_error("'=' cannot be an attribute value", E_USER_ERROR, __FILE__, __LINE__); |
||
1593 | break; |
||
1594 | } |
||
1595 | $last_token = $token; |
||
1596 | } |
||
1597 | |||
1598 | if($state != 0) { |
||
1599 | if($state == 1) { |
||
1600 | $this->_syntax_error("expecting '=' after attribute name '$last_token'", E_USER_ERROR, __FILE__, __LINE__); |
||
1601 | } else { |
||
1602 | $this->_syntax_error("missing attribute value", E_USER_ERROR, __FILE__, __LINE__); |
||
1603 | } |
||
1604 | } |
||
1605 | |||
1606 | $this->_parse_vars_props($attrs); |
||
1607 | |||
1608 | return $attrs; |
||
1609 | } |
||
1610 | |||
1611 | /** |
||
1612 | * compile multiple variables and section properties tokens into |
||
1613 | * PHP code |
||
1614 | * |
||
1615 | * @param array $tokens |
||
1616 | */ |
||
1617 | function _parse_vars_props(&$tokens) |
||
1618 | { |
||
1619 | foreach($tokens as $key => $val) { |
||
1620 | $tokens[$key] = $this->_parse_var_props($val); |
||
1621 | } |
||
1622 | } |
||
1623 | |||
1624 | /** |
||
1625 | * compile single variable and section properties token into |
||
1626 | * PHP code |
||
1627 | * |
||
1628 | * @param string $val |
||
1629 | * @param string $tag_attrs |
||
1630 | * @return string |
||
1631 | */ |
||
1632 | function _parse_var_props($val) |
||
1633 | { |
||
1634 | $val = trim($val); |
||
1635 | |||
1636 | if(preg_match('~^(' . $this->_obj_call_regexp . '|' . $this->_dvar_regexp . ')(' . $this->_mod_regexp . '*)$~', $val, $match)) { |
||
1637 | // $ variable or object |
||
1638 | $return = $this->_parse_var($match[1]); |
||
1639 | $modifiers = $match[2]; |
||
1640 | if (!empty($this->default_modifiers) && !preg_match('~(^|\|)smarty:nodefaults($|\|)~',$modifiers)) { |
||
1641 | $_default_mod_string = implode('|',(array)$this->default_modifiers); |
||
1642 | $modifiers = empty($modifiers) ? $_default_mod_string : $_default_mod_string . '|' . $modifiers; |
||
1643 | } |
||
1644 | $this->_parse_modifiers($return, $modifiers); |
||
1645 | return $return; |
||
1646 | } elseif (preg_match('~^' . $this->_db_qstr_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { |
||
1647 | // double quoted text |
||
1648 | preg_match('~^(' . $this->_db_qstr_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); |
||
1649 | $return = $this->_expand_quoted_text($match[1]); |
||
1650 | if($match[2] != '') { |
||
1651 | $this->_parse_modifiers($return, $match[2]); |
||
1652 | } |
||
1653 | return $return; |
||
1654 | } |
||
1655 | elseif(preg_match('~^' . $this->_num_const_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { |
||
1656 | // numerical constant |
||
1657 | preg_match('~^(' . $this->_num_const_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); |
||
1658 | if($match[2] != '') { |
||
1659 | $this->_parse_modifiers($match[1], $match[2]); |
||
1660 | return $match[1]; |
||
1661 | } |
||
1662 | } |
||
1663 | elseif(preg_match('~^' . $this->_si_qstr_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { |
||
1664 | // single quoted text |
||
1665 | preg_match('~^(' . $this->_si_qstr_regexp . ')('. $this->_mod_regexp . '*)$~', $val, $match); |
||
1666 | if($match[2] != '') { |
||
1667 | $this->_parse_modifiers($match[1], $match[2]); |
||
1668 | return $match[1]; |
||
1669 | } |
||
1670 | } |
||
1671 | elseif(preg_match('~^' . $this->_cvar_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { |
||
1672 | // config var |
||
1673 | return $this->_parse_conf_var($val); |
||
1674 | } |
||
1675 | elseif(preg_match('~^' . $this->_svar_regexp . '(?:' . $this->_mod_regexp . '*)$~', $val)) { |
||
1676 | // section var |
||
1677 | return $this->_parse_section_prop($val); |
||
1678 | } |
||
1679 | elseif(!in_array($val, $this->_permitted_tokens) && !is_numeric($val)) { |
||
1680 | // literal string |
||
1681 | return $this->_expand_quoted_text('"' . strtr($val, array('\\' => '\\\\', '"' => '\\"')) .'"'); |
||
1682 | } |
||
1683 | return $val; |
||
1684 | } |
||
1685 | |||
1686 | /** |
||
1687 | * expand quoted text with embedded variables |
||
1688 | * |
||
1689 | * @param string $var_expr |
||
1690 | * @return string |
||
1691 | */ |
||
1692 | function _expand_quoted_text($var_expr) |
||
1693 | { |
||
1694 | // if contains unescaped $, expand it |
||
1695 | if(preg_match_all('~(?:\`(?<!\\\\)\$' . $this->_dvar_guts_regexp . '(?:' . $this->_obj_ext_regexp . ')*\`)|(?:(?<!\\\\)\$\w+(\[[a-zA-Z0-9]+\])*)~', $var_expr, $_match)) { |
||
1696 | $_match = $_match[0]; |
||
1697 | $_replace = array(); |
||
1698 | foreach($_match as $_var) { |
||
1699 | $_replace[$_var] = '".(' . $this->_parse_var(str_replace('`','',$_var)) . ')."'; |
||
1700 | } |
||
1701 | $var_expr = strtr($var_expr, $_replace); |
||
1702 | $_return = preg_replace('~\.""|(?<!\\\\)""\.~', '', $var_expr); |
||
1703 | } else { |
||
1704 | $_return = $var_expr; |
||
1705 | } |
||
1706 | // replace double quoted literal string with single quotes |
||
1707 | $_return = preg_replace('~^"([\s\w]+)"$~',"'\\1'",$_return); |
||
1708 | // escape dollar sign if not printing a var |
||
1709 | $_return = preg_replace('~\$(\W)~',"\\\\\$\\1",$_return); |
||
1710 | return $_return; |
||
1711 | } |
||
1712 | |||
1713 | /** |
||
1714 | * parse variable expression into PHP code |
||
1715 | * |
||
1716 | * @param string $var_expr |
||
1717 | * @param string $output |
||
1718 | * @return string |
||
1719 | */ |
||
1720 | function _parse_var($var_expr) |
||
1721 | { |
||
1722 | $_has_math = false; |
||
1723 | $_has_php4_method_chaining = false; |
||
1724 | $_math_vars = preg_split('~('.$this->_dvar_math_regexp.'|'.$this->_qstr_regexp.')~', $var_expr, -1, PREG_SPLIT_DELIM_CAPTURE); |
||
1725 | |||
1726 | if(count($_math_vars) > 1) { |
||
1727 | $_first_var = ""; |
||
1728 | $_complete_var = ""; |
||
1729 | $_output = ""; |
||
1730 | // simple check if there is any math, to stop recursion (due to modifiers with "xx % yy" as parameter) |
||
1731 | foreach($_math_vars as $_k => $_math_var) { |
||
1732 | $_math_var = $_math_vars[$_k]; |
||
1733 | |||
1734 | if(!empty($_math_var) || is_numeric($_math_var)) { |
||
1735 | // hit a math operator, so process the stuff which came before it |
||
1736 | if(preg_match('~^' . $this->_dvar_math_regexp . '$~', $_math_var)) { |
||
1737 | $_has_math = true; |
||
1738 | if(!empty($_complete_var) || is_numeric($_complete_var)) { |
||
1739 | $_output .= $this->_parse_var($_complete_var); |
||
1740 | } |
||
1741 | |||
1742 | // just output the math operator to php |
||
1743 | $_output .= $_math_var; |
||
1744 | |||
1745 | if(empty($_first_var)) |
||
1746 | $_first_var = $_complete_var; |
||
1747 | |||
1748 | $_complete_var = ""; |
||
1749 | } else { |
||
1750 | $_complete_var .= $_math_var; |
||
1751 | } |
||
1752 | } |
||
1753 | } |
||
1754 | if($_has_math) { |
||
1755 | if(!empty($_complete_var) || is_numeric($_complete_var)) |
||
1756 | $_output .= $this->_parse_var($_complete_var); |
||
1757 | |||
1758 | // get the modifiers working (only the last var from math + modifier is left) |
||
1759 | $var_expr = $_complete_var; |
||
1760 | } |
||
1761 | } |
||
1762 | |||
1763 | // prevent cutting of first digit in the number (we _definitly_ got a number if the first char is a digit) |
||
1764 | if(is_numeric(substr($var_expr, 0, 1))) |
||
1765 | $_var_ref = $var_expr; |
||
1766 | else |
||
1767 | $_var_ref = substr($var_expr, 1); |
||
1768 | |||
1769 | if(!$_has_math) { |
||
1770 | |||
1771 | // get [foo] and .foo and ->foo and (...) pieces |
||
1772 | preg_match_all('~(?:^\w+)|' . $this->_obj_params_regexp . '|(?:' . $this->_var_bracket_regexp . ')|->\$?\w+|\.\$?\w+|\S+~', $_var_ref, $match); |
||
1773 | |||
1774 | $_indexes = $match[0]; |
||
1775 | $_var_name = array_shift($_indexes); |
||
1776 | |||
1777 | /* Handle $smarty.* variable references as a special case. */ |
||
1778 | if ($_var_name == 'smarty') { |
||
1779 | /* |
||
1780 | * If the reference could be compiled, use the compiled output; |
||
1781 | * otherwise, fall back on the $smarty variable generated at |
||
1782 | * run-time. |
||
1783 | */ |
||
1784 | if (($smarty_ref = $this->_compile_smarty_ref($_indexes)) !== null) { |
||
1785 | $_output = $smarty_ref; |
||
1786 | } else { |
||
1787 | $_var_name = substr(array_shift($_indexes), 1); |
||
1788 | $_output = "\$this->_smarty_vars['$_var_name']"; |
||
1789 | } |
||
1790 | } elseif(is_numeric($_var_name) && is_numeric(substr($var_expr, 0, 1))) { |
||
1791 | // because . is the operator for accessing arrays thru inidizes we need to put it together again for floating point numbers |
||
1792 | if(count($_indexes) > 0) |
||
1793 | { |
||
1794 | $_var_name .= implode("", $_indexes); |
||
1795 | $_indexes = array(); |
||
1796 | } |
||
1797 | $_output = $_var_name; |
||
1798 | } else { |
||
1799 | $_output = "\$this->_tpl_vars['$_var_name']"; |
||
1800 | } |
||
1801 | |||
1802 | foreach ($_indexes as $_index) { |
||
1803 | if (substr($_index, 0, 1) == '[') { |
||
1804 | $_index = substr($_index, 1, -1); |
||
1805 | if (is_numeric($_index)) { |
||
1806 | $_output .= "[$_index]"; |
||
1807 | } elseif (substr($_index, 0, 1) == '$') { |
||
1808 | if (strpos($_index, '.') !== false) { |
||
1809 | $_output .= '[' . $this->_parse_var($_index) . ']'; |
||
1810 | } else { |
||
1811 | $_output .= "[\$this->_tpl_vars['" . substr($_index, 1) . "']]"; |
||
1812 | } |
||
1813 | } else { |
||
1814 | $_var_parts = explode('.', $_index); |
||
1815 | $_var_section = $_var_parts[0]; |
||
1816 | $_var_section_prop = isset($_var_parts[1]) ? $_var_parts[1] : 'index'; |
||
1817 | $_output .= "[\$this->_sections['$_var_section']['$_var_section_prop']]"; |
||
1818 | } |
||
1819 | } else if (substr($_index, 0, 1) == '.') { |
||
1820 | if (substr($_index, 1, 1) == '$') |
||
1821 | $_output .= "[\$this->_tpl_vars['" . substr($_index, 2) . "']]"; |
||
1822 | else |
||
1823 | $_output .= "['" . substr($_index, 1) . "']"; |
||
1824 | } else if (substr($_index,0,2) == '->') { |
||
1825 | if(substr($_index,2,2) == '__') { |
||
1826 | $this->_syntax_error('call to internal object members is not allowed', E_USER_ERROR, __FILE__, __LINE__); |
||
1827 | } elseif($this->security && substr($_index, 2, 1) == '_') { |
||
1828 | $this->_syntax_error('(secure) call to private object member is not allowed', E_USER_ERROR, __FILE__, __LINE__); |
||
1829 | } elseif (substr($_index, 2, 1) == '$') { |
||
1830 | if ($this->security) { |
||
1831 | $this->_syntax_error('(secure) call to dynamic object member is not allowed', E_USER_ERROR, __FILE__, __LINE__); |
||
1832 | } else { |
||
1833 | $_output .= '->{(($_var=$this->_tpl_vars[\''.substr($_index,3).'\']) && substr($_var,0,2)!=\'__\') ? $_var : $this->trigger_error("cannot access property \\"$_var\\"")}'; |
||
1834 | } |
||
1835 | } else { |
||
1836 | if ($this->_phpversion < 5) { |
||
1837 | $_has_php4_method_chaining = true; |
||
1838 | $_output .= "; \$_foo = \$_foo"; |
||
1839 | } |
||
1840 | $_output .= $_index; |
||
1841 | } |
||
1842 | } elseif (substr($_index, 0, 1) == '(') { |
||
1843 | $_index = $this->_parse_parenth_args($_index); |
||
1844 | $_output .= $_index; |
||
1845 | } else { |
||
1846 | $_output .= $_index; |
||
1847 | } |
||
1848 | } |
||
1849 | } |
||
1850 | |||
1851 | if ($_has_php4_method_chaining) { |
||
1852 | $_tmp = str_replace("'","\'",'$_foo = '.$_output.'; return $_foo;'); |
||
1853 | return "eval('".$_tmp."')"; |
||
1854 | } else { |
||
1855 | return $_output; |
||
1856 | } |
||
1857 | } |
||
1858 | |||
1859 | /** |
||
1860 | * parse arguments in function call parenthesis |
||
1861 | * |
||
1862 | * @param string $parenth_args |
||
1863 | * @return string |
||
1864 | */ |
||
1865 | function _parse_parenth_args($parenth_args) |
||
1866 | { |
||
1867 | preg_match_all('~' . $this->_param_regexp . '~',$parenth_args, $match); |
||
1868 | $orig_vals = $match = $match[0]; |
||
1869 | $this->_parse_vars_props($match); |
||
1870 | $replace = array(); |
||
1871 | for ($i = 0, $count = count($match); $i < $count; $i++) { |
||
1872 | $replace[$orig_vals[$i]] = $match[$i]; |
||
1873 | } |
||
1874 | return strtr($parenth_args, $replace); |
||
1875 | } |
||
1876 | |||
1877 | /** |
||
1878 | * parse configuration variable expression into PHP code |
||
1879 | * |
||
1880 | * @param string $conf_var_expr |
||
1881 | */ |
||
1882 | function _parse_conf_var($conf_var_expr) |
||
1883 | { |
||
1884 | $parts = explode('|', $conf_var_expr, 2); |
||
1885 | $var_ref = $parts[0]; |
||
1886 | $modifiers = isset($parts[1]) ? $parts[1] : ''; |
||
1887 | |||
1888 | $var_name = substr($var_ref, 1, -1); |
||
1889 | |||
1890 | $output = "\$this->_config[0]['vars']['$var_name']"; |
||
1891 | |||
1892 | $this->_parse_modifiers($output, $modifiers); |
||
1893 | |||
1894 | return $output; |
||
1895 | } |
||
1896 | |||
1897 | /** |
||
1898 | * parse section property expression into PHP code |
||
1899 | * |
||
1900 | * @param string $section_prop_expr |
||
1901 | * @return string |
||
1902 | */ |
||
1903 | function _parse_section_prop($section_prop_expr) |
||
1904 | { |
||
1905 | $parts = explode('|', $section_prop_expr, 2); |
||
1906 | $var_ref = $parts[0]; |
||
1907 | $modifiers = isset($parts[1]) ? $parts[1] : ''; |
||
1908 | |||
1909 | preg_match('!%(\w+)\.(\w+)%!', $var_ref, $match); |
||
1910 | $section_name = $match[1]; |
||
1911 | $prop_name = $match[2]; |
||
1912 | |||
1913 | $output = "\$this->_sections['$section_name']['$prop_name']"; |
||
1914 | |||
1915 | $this->_parse_modifiers($output, $modifiers); |
||
1916 | |||
1917 | return $output; |
||
1918 | } |
||
1919 | |||
1920 | |||
1921 | /** |
||
1922 | * parse modifier chain into PHP code |
||
1923 | * |
||
1924 | * sets $output to parsed modified chain |
||
1925 | * @param string $output |
||
1926 | * @param string $modifier_string |
||
1927 | */ |
||
1928 | function _parse_modifiers(&$output, $modifier_string) |
||
1929 | { |
||
1930 | preg_match_all('~\|(@?\w+)((?>:(?:'. $this->_qstr_regexp . '|[^|]+))*)~', '|' . $modifier_string, $_match); |
||
1931 | list(, $_modifiers, $modifier_arg_strings) = $_match; |
||
1932 | |||
1933 | for ($_i = 0, $_for_max = count($_modifiers); $_i < $_for_max; $_i++) { |
||
1934 | $_modifier_name = $_modifiers[$_i]; |
||
1935 | |||
1936 | if($_modifier_name == 'smarty') { |
||
1937 | // skip smarty modifier |
||
1938 | continue; |
||
1939 | } |
||
1940 | |||
1941 | preg_match_all('~:(' . $this->_qstr_regexp . '|[^:]+)~', $modifier_arg_strings[$_i], $_match); |
||
1942 | $_modifier_args = $_match[1]; |
||
1943 | |||
1944 | if (substr($_modifier_name, 0, 1) == '@') { |
||
1945 | $_map_array = false; |
||
1946 | $_modifier_name = substr($_modifier_name, 1); |
||
1947 | } else { |
||
1948 | $_map_array = true; |
||
1949 | } |
||
1950 | |||
1951 | if (empty($this->_plugins['modifier'][$_modifier_name]) |
||
1952 | && !$this->_get_plugin_filepath('modifier', $_modifier_name) |
||
1953 | && function_exists($_modifier_name)) { |
||
1954 | if ($this->security && !in_array($_modifier_name, $this->security_settings['MODIFIER_FUNCS'])) { |
||
1955 | $this->_trigger_fatal_error("[plugin] (secure mode) modifier '$_modifier_name' is not allowed" , $this->_current_file, $this->_current_line_no, __FILE__, __LINE__); |
||
1956 | } else { |
||
1957 | $this->_plugins['modifier'][$_modifier_name] = array($_modifier_name, null, null, false); |
||
1958 | } |
||
1959 | } |
||
1960 | $this->_add_plugin('modifier', $_modifier_name); |
||
1961 | |||
1962 | $this->_parse_vars_props($_modifier_args); |
||
1963 | |||
1964 | if($_modifier_name == 'default') { |
||
1965 | // supress notifications of default modifier vars and args |
||
1966 | if(substr($output, 0, 1) == '$') { |
||
1967 | $output = '@' . $output; |
||
1968 | } |
||
1969 | if(isset($_modifier_args[0]) && substr($_modifier_args[0], 0, 1) == '$') { |
||
1970 | $_modifier_args[0] = '@' . $_modifier_args[0]; |
||
1971 | } |
||
1972 | } |
||
1973 | if (count($_modifier_args) > 0) |
||
1974 | $_modifier_args = ', '.implode(', ', $_modifier_args); |
||
1975 | else |
||
1976 | $_modifier_args = ''; |
||
1977 | |||
1978 | if ($_map_array) { |
||
1979 | $output = "((is_array(\$_tmp=$output)) ? \$this->_run_mod_handler('$_modifier_name', true, \$_tmp$_modifier_args) : " . $this->_compile_plugin_call('modifier', $_modifier_name) . "(\$_tmp$_modifier_args))"; |
||
1980 | |||
1981 | } else { |
||
1982 | |||
1983 | $output = $this->_compile_plugin_call('modifier', $_modifier_name)."($output$_modifier_args)"; |
||
1984 | |||
1985 | } |
||
1986 | } |
||
1987 | } |
||
1988 | |||
1989 | |||
1990 | /** |
||
1991 | * add plugin |
||
1992 | * |
||
1993 | * @param string $type |
||
1994 | * @param string $name |
||
1995 | * @param boolean? $delayed_loading |
||
1996 | */ |
||
1997 | function _add_plugin($type, $name, $delayed_loading = null) |
||
1998 | { |
||
1999 | if (!isset($this->_plugin_info[$type])) { |
||
2000 | $this->_plugin_info[$type] = array(); |
||
2001 | } |
||
2002 | if (!isset($this->_plugin_info[$type][$name])) { |
||
2003 | $this->_plugin_info[$type][$name] = array($this->_current_file, |
||
2004 | $this->_current_line_no, |
||
2005 | $delayed_loading); |
||
2006 | } |
||
2007 | } |
||
2008 | |||
2009 | |||
2010 | /** |
||
2011 | * Compiles references of type $smarty.foo |
||
2012 | * |
||
2013 | * @param string $indexes |
||
2014 | * @return string |
||
2015 | */ |
||
2016 | function _compile_smarty_ref(&$indexes) |
||
2017 | { |
||
2018 | /* Extract the reference name. */ |
||
2019 | $_ref = substr($indexes[0], 1); |
||
2020 | foreach($indexes as $_index_no=>$_index) { |
||
2021 | if (substr($_index, 0, 1) != '.' && $_index_no<2 || !preg_match('~^(\.|\[|->)~', $_index)) { |
||
2022 | $this->_syntax_error('$smarty' . implode('', array_slice($indexes, 0, 2)) . ' is an invalid reference', E_USER_ERROR, __FILE__, __LINE__); |
||
2023 | } |
||
2024 | } |
||
2025 | |||
2026 | switch ($_ref) { |
||
2027 | case 'now': |
||
2028 | $compiled_ref = 'time()'; |
||
2029 | $_max_index = 1; |
||
2030 | break; |
||
2031 | |||
2032 | case 'foreach': |
||
2033 | array_shift($indexes); |
||
2034 | $_var = $this->_parse_var_props(substr($indexes[0], 1)); |
||
2035 | $_propname = substr($indexes[1], 1); |
||
2036 | $_max_index = 1; |
||
2037 | switch ($_propname) { |
||
2038 | case 'index': |
||
2039 | array_shift($indexes); |
||
2040 | $compiled_ref = "(\$this->_foreach[$_var]['iteration']-1)"; |
||
2041 | break; |
||
2042 | |||
2043 | case 'first': |
||
2044 | array_shift($indexes); |
||
2045 | $compiled_ref = "(\$this->_foreach[$_var]['iteration'] <= 1)"; |
||
2046 | break; |
||
2047 | |||
2048 | case 'last': |
||
2049 | array_shift($indexes); |
||
2050 | $compiled_ref = "(\$this->_foreach[$_var]['iteration'] == \$this->_foreach[$_var]['total'])"; |
||
2051 | break; |
||
2052 | |||
2053 | case 'show': |
||
2054 | array_shift($indexes); |
||
2055 | $compiled_ref = "(\$this->_foreach[$_var]['total'] > 0)"; |
||
2056 | break; |
||
2057 | |||
2058 | default: |
||
2059 | unset($_max_index); |
||
2060 | $compiled_ref = "\$this->_foreach[$_var]"; |
||
2061 | } |
||
2062 | break; |
||
2063 | |||
2064 | case 'section': |
||
2065 | array_shift($indexes); |
||
2066 | $_var = $this->_parse_var_props(substr($indexes[0], 1)); |
||
2067 | $compiled_ref = "\$this->_sections[$_var]"; |
||
2068 | break; |
||
2069 | |||
2070 | case 'get': |
||
2071 | $compiled_ref = ($this->request_use_auto_globals) ? '$_GET' : "\$GLOBALS['HTTP_GET_VARS']"; |
||
2072 | break; |
||
2073 | |||
2074 | case 'post': |
||
2075 | $compiled_ref = ($this->request_use_auto_globals) ? '$_POST' : "\$GLOBALS['HTTP_POST_VARS']"; |
||
2076 | break; |
||
2077 | |||
2078 | case 'cookies': |
||
2079 | $compiled_ref = ($this->request_use_auto_globals) ? '$_COOKIE' : "\$GLOBALS['HTTP_COOKIE_VARS']"; |
||
2080 | break; |
||
2081 | |||
2082 | case 'env': |
||
2083 | $compiled_ref = ($this->request_use_auto_globals) ? '$_ENV' : "\$GLOBALS['HTTP_ENV_VARS']"; |
||
2084 | break; |
||
2085 | |||
2086 | case 'server': |
||
2087 | $compiled_ref = ($this->request_use_auto_globals) ? '$_SERVER' : "\$GLOBALS['HTTP_SERVER_VARS']"; |
||
2088 | break; |
||
2089 | |||
2090 | case 'session': |
||
2091 | $compiled_ref = ($this->request_use_auto_globals) ? '$_SESSION' : "\$GLOBALS['HTTP_SESSION_VARS']"; |
||
2092 | break; |
||
2093 | |||
2094 | /* |
||
2095 | * These cases are handled either at run-time or elsewhere in the |
||
2096 | * compiler. |
||
2097 | */ |
||
2098 | case 'request': |
||
2099 | if ($this->request_use_auto_globals) { |
||
2100 | $compiled_ref = '$_REQUEST'; |
||
2101 | break; |
||
2102 | } else { |
||
2103 | $this->_init_smarty_vars = true; |
||
2104 | } |
||
2105 | return null; |
||
2106 | |||
2107 | case 'capture': |
||
2108 | return null; |
||
2109 | |||
2110 | case 'template': |
||
2111 | $compiled_ref = "'$this->_current_file'"; |
||
2112 | $_max_index = 1; |
||
2113 | break; |
||
2114 | |||
2115 | case 'version': |
||
2116 | $compiled_ref = "'$this->_version'"; |
||
2117 | $_max_index = 1; |
||
2118 | break; |
||
2119 | |||
2120 | case 'const': |
||
2121 | if ($this->security && !$this->security_settings['ALLOW_CONSTANTS']) { |
||
2122 | $this->_syntax_error("(secure mode) constants not permitted", |
||
2123 | E_USER_WARNING, __FILE__, __LINE__); |
||
2124 | return; |
||
2125 | } |
||
2126 | array_shift($indexes); |
||
2127 | if (preg_match('!^\.\w+$!', $indexes[0])) { |
||
2128 | $compiled_ref = '@' . substr($indexes[0], 1); |
||
2129 | } else { |
||
2130 | $_val = $this->_parse_var_props(substr($indexes[0], 1)); |
||
2131 | $compiled_ref = '@constant(' . $_val . ')'; |
||
2132 | } |
||
2133 | $_max_index = 1; |
||
2134 | break; |
||
2135 | |||
2136 | case 'config': |
||
2137 | $compiled_ref = "\$this->_config[0]['vars']"; |
||
2138 | $_max_index = 3; |
||
2139 | break; |
||
2140 | |||
2141 | case 'ldelim': |
||
2142 | $compiled_ref = "'$this->left_delimiter'"; |
||
2143 | break; |
||
2144 | |||
2145 | case 'rdelim': |
||
2146 | $compiled_ref = "'$this->right_delimiter'"; |
||
2147 | break; |
||
2148 | |||
2149 | default: |
||
2150 | $this->_syntax_error('$smarty.' . $_ref . ' is an unknown reference', E_USER_ERROR, __FILE__, __LINE__); |
||
2151 | break; |
||
2152 | } |
||
2153 | |||
2154 | if (isset($_max_index) && count($indexes) > $_max_index) { |
||
2155 | $this->_syntax_error('$smarty' . implode('', $indexes) .' is an invalid reference', E_USER_ERROR, __FILE__, __LINE__); |
||
2156 | } |
||
2157 | |||
2158 | array_shift($indexes); |
||
2159 | return $compiled_ref; |
||
2160 | } |
||
2161 | |||
2162 | /** |
||
2163 | * compiles call to plugin of type $type with name $name |
||
2164 | * returns a string containing the function-name or method call |
||
2165 | * without the paramter-list that would have follow to make the |
||
2166 | * call valid php-syntax |
||
2167 | * |
||
2168 | * @param string $type |
||
2169 | * @param string $name |
||
2170 | * @return string |
||
2171 | */ |
||
2172 | function _compile_plugin_call($type, $name) { |
||
2173 | if (isset($this->_plugins[$type][$name])) { |
||
2174 | /* plugin loaded */ |
||
2175 | if (is_array($this->_plugins[$type][$name][0])) { |
||
2176 | return ((is_object($this->_plugins[$type][$name][0][0])) ? |
||
2177 | "\$this->_plugins['$type']['$name'][0][0]->" /* method callback */ |
||
2178 | : (string)($this->_plugins[$type][$name][0][0]).'::' /* class callback */ |
||
2179 | ). $this->_plugins[$type][$name][0][1]; |
||
2180 | |||
2181 | } else { |
||
2182 | /* function callback */ |
||
2183 | return $this->_plugins[$type][$name][0]; |
||
2184 | |||
2185 | } |
||
2186 | } else { |
||
2187 | /* plugin not loaded -> auto-loadable-plugin */ |
||
2188 | return 'smarty_'.$type.'_'.$name; |
||
2189 | |||
2190 | } |
||
2191 | } |
||
2192 | |||
2193 | /** |
||
2194 | * load pre- and post-filters |
||
2195 | */ |
||
2196 | function _load_filters() |
||
2197 | { |
||
2198 | if (count($this->_plugins['prefilter']) > 0) { |
||
2199 | foreach ($this->_plugins['prefilter'] as $filter_name => $prefilter) { |
||
2200 | if ($prefilter === false) { |
||
2201 | unset($this->_plugins['prefilter'][$filter_name]); |
||
2202 | $_params = array('plugins' => array(array('prefilter', $filter_name, null, null, false))); |
||
2203 | require_once(SMARTY_CORE_DIR . 'core.load_plugins.php'); |
||
2204 | smarty_core_load_plugins($_params, $this); |
||
2205 | } |
||
2206 | } |
||
2207 | } |
||
2208 | if (count($this->_plugins['postfilter']) > 0) { |
||
2209 | foreach ($this->_plugins['postfilter'] as $filter_name => $postfilter) { |
||
2210 | if ($postfilter === false) { |
||
2211 | unset($this->_plugins['postfilter'][$filter_name]); |
||
2212 | $_params = array('plugins' => array(array('postfilter', $filter_name, null, null, false))); |
||
2213 | require_once(SMARTY_CORE_DIR . 'core.load_plugins.php'); |
||
2214 | smarty_core_load_plugins($_params, $this); |
||
2215 | } |
||
2216 | } |
||
2217 | } |
||
2218 | } |
||
2219 | |||
2220 | |||
2221 | /** |
||
2222 | * Quote subpattern references |
||
2223 | * |
||
2224 | * @param string $string |
||
2225 | * @return string |
||
2226 | */ |
||
2227 | function _quote_replace($string) |
||
2228 | { |
||
2229 | return strtr($string, array('\\' => '\\\\', '$' => '\\$')); |
||
2230 | } |
||
2231 | |||
2232 | /** |
||
2233 | * display Smarty syntax error |
||
2234 | * |
||
2235 | * @param string $error_msg |
||
2236 | * @param integer $error_type |
||
2237 | * @param string $file |
||
2238 | * @param integer $line |
||
2239 | */ |
||
2240 | function _syntax_error($error_msg, $error_type = E_USER_ERROR, $file=null, $line=null) |
||
2241 | { |
||
2242 | $this->_trigger_fatal_error("syntax error: $error_msg", $this->_current_file, $this->_current_line_no, $file, $line, $error_type); |
||
2243 | } |
||
2244 | |||
2245 | |||
2246 | /** |
||
2247 | * check if the compilation changes from cacheable to |
||
2248 | * non-cacheable state with the beginning of the current |
||
2249 | * plugin. return php-code to reflect the transition. |
||
2250 | * @return string |
||
2251 | */ |
||
2252 | function _push_cacheable_state($type, $name) { |
||
2253 | $_cacheable = !isset($this->_plugins[$type][$name]) || $this->_plugins[$type][$name][4]; |
||
2254 | if ($_cacheable |
||
2255 | || 0<$this->_cacheable_state++) return ''; |
||
2256 | if (!isset($this->_cache_serial)) $this->_cache_serial = md5(uniqid('Smarty')); |
||
2257 | $_ret = 'if ($this->caching && !$this->_cache_including): echo \'{nocache:' |
||
2258 | . $this->_cache_serial . '#' . $this->_nocache_count |
||
2259 | . '}\'; endif;'; |
||
2260 | return $_ret; |
||
2261 | } |
||
2262 | |||
2263 | |||
2264 | /** |
||
2265 | * check if the compilation changes from non-cacheable to |
||
2266 | * cacheable state with the end of the current plugin return |
||
2267 | * php-code to reflect the transition. |
||
2268 | * @return string |
||
2269 | */ |
||
2270 | function _pop_cacheable_state($type, $name) { |
||
2271 | $_cacheable = !isset($this->_plugins[$type][$name]) || $this->_plugins[$type][$name][4]; |
||
2272 | if ($_cacheable |
||
2273 | || --$this->_cacheable_state>0) return ''; |
||
2274 | return 'if ($this->caching && !$this->_cache_including): echo \'{/nocache:' |
||
2275 | . $this->_cache_serial . '#' . ($this->_nocache_count++) |
||
2276 | . '}\'; endif;'; |
||
2277 | } |
||
2278 | |||
2279 | |||
2280 | /** |
||
2281 | * push opening tag-name, file-name and line-number on the tag-stack |
||
2282 | * @param string the opening tag's name |
||
2283 | */ |
||
2284 | function _push_tag($open_tag) |
||
2285 | { |
||
2286 | array_push($this->_tag_stack, array($open_tag, $this->_current_line_no)); |
||
2287 | } |
||
2288 | |||
2289 | /** |
||
2290 | * pop closing tag-name |
||
2291 | * raise an error if this stack-top doesn't match with the closing tag |
||
2292 | * @param string the closing tag's name |
||
2293 | * @return string the opening tag's name |
||
2294 | */ |
||
2295 | function _pop_tag($close_tag) |
||
2296 | { |
||
2297 | $message = ''; |
||
2298 | if (count($this->_tag_stack)>0) { |
||
2299 | list($_open_tag, $_line_no) = array_pop($this->_tag_stack); |
||
2300 | if ($close_tag == $_open_tag) { |
||
2301 | return $_open_tag; |
||
2302 | } |
||
2303 | if ($close_tag == 'if' && ($_open_tag == 'else' || $_open_tag == 'elseif' )) { |
||
2304 | return $this->_pop_tag($close_tag); |
||
2305 | } |
||
2306 | if ($close_tag == 'section' && $_open_tag == 'sectionelse') { |
||
2307 | $this->_pop_tag($close_tag); |
||
2308 | return $_open_tag; |
||
2309 | } |
||
2310 | if ($close_tag == 'foreach' && $_open_tag == 'foreachelse') { |
||
2311 | $this->_pop_tag($close_tag); |
||
2312 | return $_open_tag; |
||
2313 | } |
||
2314 | if ($_open_tag == 'else' || $_open_tag == 'elseif') { |
||
2315 | $_open_tag = 'if'; |
||
2316 | } elseif ($_open_tag == 'sectionelse') { |
||
2317 | $_open_tag = 'section'; |
||
2318 | } elseif ($_open_tag == 'foreachelse') { |
||
2319 | $_open_tag = 'foreach'; |
||
2320 | } |
||
2321 | $message = " expected {/$_open_tag} (opened line $_line_no)."; |
||
2322 | } |
||
2323 | $this->_syntax_error("mismatched tag {/$close_tag}.$message", |
||
2324 | E_USER_ERROR, __FILE__, __LINE__); |
||
2325 | } |
||
2326 | |||
2327 | } |
||
2328 | |||
2329 | /** |
||
2330 | * compare to values by their string length |
||
2331 | * |
||
2332 | * @access private |
||
2333 | * @param string $a |
||
2334 | * @param string $b |
||
2335 | * @return 0|-1|1 |
||
2336 | */ |
||
2337 | function _smarty_sort_length($a, $b) |
||
2338 | { |
||
2339 | if($a == $b) |
||
2340 | return 0; |
||
2341 | |||
2342 | if(strlen($a) == strlen($b)) |
||
2343 | return ($a > $b) ? -1 : 1; |
||
2344 | |||
2345 | return (strlen($a) > strlen($b)) ? -1 : 1; |
||
2346 | } |
||
2347 | |||
2348 | |||
2349 | /* vim: set et: */ |
||
2350 | |||
2351 | ?> |