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Редакция 2 | Редакция 296 | ||
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1 | <?php
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1 | <?php
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2 | /**
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2 | /**
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3 | * Smarty plugin
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3 | * Smarty plugin
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4 | * @package Smarty
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4 | * @package Smarty
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5 | * @subpackage plugins
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5 | * @subpackage plugins
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6 | */
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6 | */
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7 | 7 | ||
8 | /**
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8 | /**
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9 | * Smarty {textformat}{/textformat} block plugin
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9 | * Smarty {textformat}{/textformat} block plugin
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10 | *
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10 | *
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11 | * Type: block function<br>
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11 | * Type: block function<br>
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12 | * Name: textformat<br>
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12 | * Name: textformat<br>
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13 | * Purpose: format text a certain way with preset styles
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13 | * Purpose: format text a certain way with preset styles
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14 | * or custom wrap/indent settings<br>
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14 | * or custom wrap/indent settings<br>
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15 | * @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
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15 | * @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
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16 | * (Smarty online manual)
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16 | * (Smarty online manual)
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17 | * @param array
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17 | * @param array
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18 | * <pre>
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18 | * <pre>
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19 | * Params: style: string (email)
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19 | * Params: style: string (email)
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20 | * indent: integer (0)
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20 | * indent: integer (0)
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21 | * wrap: integer (80)
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21 | * wrap: integer (80)
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22 | * wrap_char string ("\n")
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22 | * wrap_char string ("\n")
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23 | * indent_char: string (" ")
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23 | * indent_char: string (" ")
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24 | * wrap_boundary: boolean (true)
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24 | * wrap_boundary: boolean (true)
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25 | * </pre>
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25 | * </pre>
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26 | * @author Monte Ohrt <monte at ohrt dot com>
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26 | * @author Monte Ohrt <monte at ohrt dot com>
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27 | * @param string contents of the block
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27 | * @param string contents of the block
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28 | * @param Smarty clever simulation of a method
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28 | * @param Smarty clever simulation of a method
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29 | * @return string string $content re-formatted
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29 | * @return string string $content re-formatted
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30 | */
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30 | */
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31 | function smarty_block_textformat($params, $content, &$smarty) |
31 | function smarty_block_textformat($params, $content, &$smarty) |
32 | {
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32 | {
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33 | if (is_null($content)) { |
33 | if (is_null($content)) { |
34 | return; |
34 | return; |
35 | }
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35 | }
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36 | 36 | ||
37 | $style = null; |
37 | $style = null; |
38 | $indent = 0; |
38 | $indent = 0; |
39 | $indent_first = 0; |
39 | $indent_first = 0; |
40 | $indent_char = ' '; |
40 | $indent_char = ' '; |
41 | $wrap = 80; |
41 | $wrap = 80; |
42 | $wrap_char = "\n"; |
42 | $wrap_char = "\n"; |
43 | $wrap_cut = false; |
43 | $wrap_cut = false; |
44 | $assign = null; |
44 | $assign = null; |
45 | 45 | ||
46 | foreach ($params as $_key => $_val) { |
46 | foreach ($params as $_key => $_val) { |
47 | switch ($_key) { |
47 | switch ($_key) { |
48 | case 'style': |
48 | case 'style': |
49 | case 'indent_char': |
49 | case 'indent_char': |
50 | case 'wrap_char': |
50 | case 'wrap_char': |
51 | case 'assign': |
51 | case 'assign': |
52 | $$_key = (string)$_val; |
52 | $$_key = (string)$_val; |
53 | break; |
53 | break; |
54 | 54 | ||
55 | case 'indent': |
55 | case 'indent': |
56 | case 'indent_first': |
56 | case 'indent_first': |
57 | case 'wrap': |
57 | case 'wrap': |
58 | $$_key = (int)$_val; |
58 | $$_key = (int)$_val; |
59 | break; |
59 | break; |
60 | 60 | ||
61 | case 'wrap_cut': |
61 | case 'wrap_cut': |
62 | $$_key = (bool)$_val; |
62 | $$_key = (bool)$_val; |
63 | break; |
63 | break; |
64 | 64 | ||
65 | default: |
65 | default: |
66 | $smarty->trigger_error("textformat: unknown attribute '$_key'"); |
66 | $smarty->trigger_error("textformat: unknown attribute '$_key'"); |
67 | }
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67 | }
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68 | }
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68 | }
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69 | 69 | ||
70 | if ($style == 'email') { |
70 | if ($style == 'email') { |
71 | $wrap = 72; |
71 | $wrap = 72; |
72 | }
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72 | }
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73 | 73 | ||
74 | // split into paragraphs
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74 | // split into paragraphs
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75 | $_paragraphs = preg_split('![\r\n][\r\n]!',$content); |
75 | $_paragraphs = preg_split('![\r\n][\r\n]!',$content); |
76 | $_output = ''; |
76 | $_output = ''; |
77 | 77 | ||
78 | for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) { |
78 | for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) { |
79 | if ($_paragraphs[$_x] == '') { |
79 | if ($_paragraphs[$_x] == '') { |
80 | continue; |
80 | continue; |
81 | }
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81 | }
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82 | // convert mult. spaces & special chars to single space
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82 | // convert mult. spaces & special chars to single space
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83 | $_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]); |
83 | $_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]); |
84 | // indent first line
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84 | // indent first line
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85 | if($indent_first > 0) { |
85 | if($indent_first > 0) { |
86 | $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x]; |
86 | $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x]; |
87 | }
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87 | }
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88 | // wordwrap sentences
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88 | // wordwrap sentences
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89 | $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); |
89 | $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); |
90 | // indent lines
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90 | // indent lines
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91 | if($indent > 0) { |
91 | if($indent > 0) { |
92 | $_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]); |
92 | $_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]); |
93 | }
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93 | }
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94 | }
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94 | }
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95 | $_output = implode($wrap_char . $wrap_char, $_paragraphs); |
95 | $_output = implode($wrap_char . $wrap_char, $_paragraphs); |
96 | 96 | ||
97 | return $assign ? $smarty->assign($assign, $_output) : $_output; |
97 | return $assign ? $smarty->assign($assign, $_output) : $_output; |
98 | 98 | ||
99 | }
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99 | }
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100 | 100 | ||
101 | /* vim: set expandtab: */
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101 | /* vim: set expandtab: */
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102 | 102 | ||
103 | ?>
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103 | ?>
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104 | 104 |