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| Редакция | Автор | № строки | Строка |
|---|---|---|---|
| 304 | alex-w | 1 | <?php |
| 2 | |||
| 3 | /** |
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| 4 | * Smarty Internal Plugin Resource Extend |
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| 5 | * |
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| 6 | * Implements the file system as resource for Smarty which does extend a chain of template files templates |
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| 7 | * |
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| 8 | * @package Smarty |
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| 9 | * @subpackage TemplateResources |
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| 10 | * @author Uwe Tews |
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| 11 | */ |
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| 12 | /** |
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| 13 | * Smarty Internal Plugin Resource Extend |
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| 14 | */ |
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| 15 | class Smarty_Internal_Resource_Extend { |
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| 16 | public function __construct($smarty) |
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| 17 | { |
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| 18 | $this->smarty = $smarty; |
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| 19 | } |
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| 20 | // classes used for compiling Smarty templates from file resource |
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| 21 | public $compiler_class = 'Smarty_Internal_SmartyTemplateCompiler'; |
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| 22 | public $template_lexer_class = 'Smarty_Internal_Templatelexer'; |
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| 23 | public $template_parser_class = 'Smarty_Internal_Templateparser'; |
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| 24 | |||
| 25 | /** |
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| 26 | * Return flag if template source is existing |
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| 27 | * |
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| 28 | * @param object $template template object |
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| 29 | * @return boolean result |
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| 30 | */ |
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| 31 | public function isExisting($template) |
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| 32 | { |
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| 33 | if ($template->getTemplateFilepath() === false) { |
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| 34 | return false; |
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| 35 | } else { |
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| 36 | return true; |
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| 37 | } |
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| 38 | } |
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| 39 | /** |
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| 40 | * Get filepath to template source |
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| 41 | * |
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| 42 | * @param object $template template object |
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| 43 | * @return string filepath to template source file |
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| 44 | */ |
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| 45 | public function getTemplateFilepath($template) |
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| 46 | { |
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| 47 | $_files = explode('|', $template->resource_name); |
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| 48 | $_filepath = $template->buildTemplateFilepath ($_files[count($_files)-1]); |
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| 49 | if ($_filepath !== false) { |
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| 50 | if ($template->security) { |
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| 51 | $template->smarty->security_handler->isTrustedResourceDir($_filepath); |
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| 52 | } |
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| 53 | } |
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| 54 | return $_filepath; |
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| 55 | } |
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| 56 | |||
| 57 | /** |
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| 58 | * Get timestamp to template source |
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| 59 | * |
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| 60 | * @param object $template template object |
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| 61 | * @return integer timestamp of template source file |
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| 62 | */ |
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| 63 | public function getTemplateTimestamp($template) |
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| 64 | { |
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| 65 | return filemtime($template->getTemplateFilepath()); |
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| 66 | } |
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| 67 | |||
| 68 | /** |
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| 69 | * Read template source from file |
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| 70 | * |
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| 71 | * @param object $template template object |
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| 72 | * @return string content of template source file |
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| 73 | */ |
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| 74 | public function getTemplateSource($template) |
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| 75 | { |
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| 76 | $this->template = $template; |
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| 77 | $_files = explode('|', $template->resource_name); |
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| 78 | $_files = array_reverse($_files); |
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| 79 | foreach ($_files as $_file) { |
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| 80 | $_filepath = $template->buildTemplateFilepath ($_file); |
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| 81 | // read template file |
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| 82 | if ($_filepath === false) { |
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| 83 | throw new Exception("Unable to load template \"file : {$_file}\""); |
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| 84 | } |
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| 85 | if ($_file != $_files[0]) { |
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| 86 | $template->properties['file_dependency']['F' . abs(crc32($_filepath))] = array($_filepath, filemtime($_filepath)); |
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| 87 | } |
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| 88 | $_content = file_get_contents($_filepath); |
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| 89 | if ($_file != $_files[count($_files)-1]) { |
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| 90 | if (preg_match_all('/(' . $this->smarty->left_delimiter . 'block(.+?)' . $this->smarty->right_delimiter . ')/', $_content, $_open, PREG_OFFSET_CAPTURE) != |
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| 91 | preg_match_all('/(' . $this->smarty->left_delimiter . '\/block(.*?)' . $this->smarty->right_delimiter . ')/', $_content, $_close, PREG_OFFSET_CAPTURE)) { |
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| 92 | $this->smarty->trigger_error(" unmatched {block} {/block} pairs"); |
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| 93 | } |
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| 94 | $_block_count = count($_open[0]); |
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| 95 | for ($_i = 0; $_i < $_block_count; $_i++) { |
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| 96 | $_block_content = str_replace($this->smarty->left_delimiter . '$smarty.parent' . $this->smarty->right_delimiter, '%%%%SMARTY_PARENT%%%%', |
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| 97 | substr($_content, $_open[0][$_i][1] + strlen($_open[0][$_i][0]), $_close[0][$_i][1] - $_open[0][$_i][1] - strlen($_open[0][$_i][0]))); |
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| 98 | $this->saveBlockData($_block_content, $_open[0][$_i][0]); |
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| 99 | } |
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| 100 | } else { |
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| 101 | $template->template_source = $_content; |
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| 102 | return true; |
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| 103 | } |
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| 104 | } |
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| 105 | } |
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| 106 | protected function saveBlockData($block_content, $block_tag) |
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| 107 | { |
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| 108 | if (0 == preg_match('/(.?)(name=)([^ ]*)/', $block_tag, $_match)) { |
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| 109 | $this->smarty->trigger_error("\"" . $block_tag . "\" missing name attribute"); |
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| 110 | } else { |
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| 111 | // compile block content |
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| 112 | $_tpl = $this->smarty->createTemplate('string:' . $block_content); |
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| 113 | $_tpl->template_filepath = $this->template->getTemplateFilepath(); |
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| 114 | $_tpl->suppressHeader = true; |
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| 115 | $_compiled_content = $_tpl->getCompiledTemplate(); |
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| 116 | unset($_tpl); |
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| 117 | $_name = trim($_match[3], "\"'}"); |
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| 118 | |||
| 119 | if (isset($this->template->block_data[$_name])) { |
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| 120 | if (strpos($this->template->block_data[$_name]['compiled'], '%%%%SMARTY_PARENT%%%%') !== false) { |
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| 121 | $this->template->block_data[$_name]['compiled'] = |
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| 122 | str_replace('%%%%SMARTY_PARENT%%%%', $_compiled_content, $this->template->block_data[$_name]['compiled']); |
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| 123 | } elseif ($this->template->block_data[$_name]['mode'] == 'prepend') { |
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| 124 | $this->template->block_data[$_name]['compiled'] .= $_compiled_content; |
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| 125 | } elseif ($this->template->block_data[$_name]['mode'] == 'append') { |
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| 126 | $this->template->block_data[$_name]['compiled'] = $_compiled_content . $this->template->block_data[$_name]['compiled']; |
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| 127 | } |
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| 128 | } else { |
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| 129 | $this->template->block_data[$_name]['compiled'] = $_compiled_content; |
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| 130 | } |
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| 131 | if (preg_match('/(.?)(append=true)(.*)/', $block_tag, $_match) != 0) { |
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| 132 | $this->template->block_data[$_name]['mode'] = 'append'; |
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| 133 | } elseif (preg_match('/(.?)(prepend=true)(.*)/', $block_tag, $_match) != 0) { |
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| 134 | $this->template->block_data[$_name]['mode'] = 'prepend'; |
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| 135 | } else { |
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| 136 | $this->template->block_data[$_name]['mode'] = 'replace'; |
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| 137 | } |
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| 138 | } |
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| 139 | } |
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| 140 | |||
| 141 | /** |
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| 142 | * Return flag that this resource uses the compiler |
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| 143 | * |
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| 144 | * @return boolean true |
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| 145 | */ |
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| 146 | public function usesCompiler() |
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| 147 | { |
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| 148 | // template has tags, uses compiler |
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| 149 | return true; |
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| 150 | } |
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| 151 | |||
| 152 | /** |
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| 153 | * Return flag that this is not evaluated |
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| 154 | * |
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| 155 | * @return boolean false |
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| 156 | */ |
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| 157 | public function isEvaluated() |
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| 158 | { |
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| 159 | // save the compiled file to disk, do not evaluate |
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| 160 | return false; |
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| 161 | } |
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| 162 | /** |
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| 163 | * Get filepath to compiled template |
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| 164 | * |
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| 165 | * @param object $template template object |
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| 166 | * @return string return path to compiled template |
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| 167 | */ |
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| 168 | public function getCompiledFilepath($template) |
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| 169 | { |
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| 170 | $_files = explode('|', $template->resource_name); |
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| 171 | $_filepath = (string)abs(crc32($template->resource_name)); |
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| 172 | // if use_sub_dirs, break file into directories |
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| 173 | if ($template->smarty->use_sub_dirs) { |
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| 174 | $_filepath = substr($_filepath, 0, 3) . DS |
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| 175 | . substr($_filepath, 0, 2) . DS |
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| 176 | . substr($_filepath, 0, 1) . DS |
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| 177 | . $_filepath; |
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| 178 | } |
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| 179 | $_compile_dir_sep = $template->smarty->use_sub_dirs ? DS : '^'; |
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| 180 | if (isset($template->compile_id)) { |
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| 181 | $_filepath = $template->compile_id . $_compile_dir_sep . $_filepath; |
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| 182 | } |
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| 183 | if ($template->caching) { |
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| 184 | $_cache = '.cache'; |
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| 185 | } else { |
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| 186 | $_cache = ''; |
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| 187 | } |
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| 188 | $_compile_dir = $template->smarty->compile_dir; |
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| 189 | if (substr($_compile_dir, -1) != DS) { |
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| 190 | $_compile_dir .= DS; |
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| 191 | } |
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| 192 | return $_compile_dir . $_filepath . '.' . basename($_files[count($_files)-1]) . $_cache . $template->smarty->php_ext; |
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| 193 | } |
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| 194 | } |
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| 195 | |||
| 196 | ?> |