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1 | <?php |
2 | |
3 | class MiniWiki |
4 | { |
5 | |
6 | private static $patternsWiki = array(); |
7 | private static $replacementHTML = array(); |
8 | private static $replacementText = array(); |
9 | |
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10 | public static function Markup($id, $pattern, $replacement, $replacementTxt) { |
11 | MiniWiki::$patternsWiki[$id] = $pattern; |
12 | MiniWiki::$replacementHTML[$id] = $replacement; |
13 | MiniWiki::$replacementText[$id] = $replacementTxt; |
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14 | } |
15 | |
16 | public static function init() { |
17 | if (isset(MiniWiki::$patternsWiki[0])) { |
18 | return; |
19 | } |
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20 | MiniWiki::Markup(0, "/(\r\n|\r([^\n]))/", "\n$2", "\n$2"); |
21 | |
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22 | // retours à la ligne avec \\ |
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23 | MiniWiki::Markup(1, "/\\\\(?".">(\\\\*))\n/e", "str_repeat('<br />\n',strlen('$1'))", "str_repeat('\n',strlen('$1'))"); |
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24 | |
25 | // bold, italic and others |
26 | // ''' bold ''' |
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27 | MiniWiki::Markup(2, "/'''(.*?)'''/",'<strong>$1</strong>','*$1*'); |
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28 | // '' italic '' |
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29 | MiniWiki::Markup(3, "/''(.*?)''/",'<em>$1</em>','/$1/'); |
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30 | // '+ big +' |
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31 | MiniWiki::Markup(4, "/'\\+(.*?)\\+'/",'<big>$1</big>','*$1*'); |
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32 | // '- small -' |
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33 | MiniWiki::Markup(5, "/'\\-(.*?)\\-'/",'<small>$1</small>','$1'); |
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34 | // '^superscript^' |
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35 | MiniWiki::Markup(6, "/'\\^(.*?)\\^'/",'<sup>$1</sup>','$1'); |
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36 | // '_subscript_' |
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37 | MiniWiki::Markup(7, "/'_(.*?)_'/",'<sub>$1</sub>','$1'); |
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38 | // {+ underline +} |
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39 | MiniWiki::Markup(8, "/\\{\\+(.*?)\\+\\}/",'<ins>$1</ins>','_$1_'); |
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40 | // {- strikeout -} |
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41 | MiniWiki::Markup(9, "/\\{-(.*?)-\\}/",'<del>$1</del>','-$1-'); |
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42 | // [+ big +] [++ bigger ++] [+++ even bigger +++] ... |
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43 | MiniWiki::Markup(10, "/\\[(([-+])+)(.*?)\\1\\]/e","'<span style=\'font-size:'.(round(pow(6/5,$2strlen('$1'))*100,0)).'%\'>$3</span>'", "'$3'"); |
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44 | |
45 | // ----- <hr/> |
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46 | MiniWiki::Markup(11, "/(\n|^)--(--+| \n)/s", '$1<hr/>', '$1-- '."\n"); |
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47 | // titles |
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48 | MiniWiki::Markup(12, '/(\n|^)(!+)([^\n]*)/se', "'$1<h'.strlen('$2').'>$3</h'.strlen('$2').'>'", "'$1$3'"); |
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49 | |
50 | // * unordered list |
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51 | MiniWiki::Markup(13, "/(^|\n)\*(([^\n]*(\n|$))(\*[^\n]*(\n|$))*)/se", "'<ul><li>'.str_replace(\"\\n*\",'</li><li>','$2').'</li></ul>'", "$0"); |
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52 | // # unordered list |
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53 | MiniWiki::Markup(14, "/(^|\n)#(([^\n]*(\n|$))(#[^\n]*(\n|$))*)/se", "'<ol><li>'.str_replace(\"\\n#\",'</li><li>','$2').'</li></ol>'", "$0"); |
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54 | |
55 | // links |
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56 | MiniWiki::Markup(15, '/((?:https?|ftp):\/\/(?:\.*,*[\w@~%$£µ&i#\-+=_\/\?;])*)/ui', '<a href="\\0">\\0</a>', '[\\0]'); |
57 | MiniWiki::Markup(16, '/(\s|^|\\[\\[)www\.((?:\.*,*[\w@~%$£µ&i#\-+=_\/\?;])*)/iu', '\\1<a href="http://www.\\2">www.\\2</a>', '[http://www.\\2]'); |
58 | MiniWiki::Markup(17, '/(?:mailto:)?([a-z0-9.\-+_]+@([\-.+_]?[a-z0-9])+)/i', '<a href="mailto:\\0">\\0</a>', '[mailto:\\0]'); |
59 | MiniWiki::Markup(18, '/\\[\\[\\s*<a href="([^>]*)">.*<\/a>\\s*\|([^\\]]+)\\]\\]/i', '<a href="\\1">\\2</a>', '\\2 [\\1]'); |
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60 | |
61 | // paragraphs and empty lines |
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62 | MiniWiki::Markup(19, "/\n\n/", '</p><p>', "\n\n"); |
63 | MiniWiki::Markup(20, "/\n/", ' ', "\n"); |
64 | MiniWiki::Markup(21, "/^.*<\/p><p>.*$/s", "<p>$0</p>", "$0"); |
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65 | } |
66 | |
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67 | public static function WikiToHTML($wiki, $title = false) { |
68 | if (!$title) { |
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69 | $oldrule12 = MiniWiki::$replacementHTML[12]; |
70 | MiniWiki::$replacementHTML[12] = "'$0'"; |
71 | } |
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72 | $html = preg_replace(MiniWiki::$patternsWiki, MiniWiki::$replacementHTML, utf8_encode(htmlentities(utf8_decode(trim($wiki))))); |
73 | if (!$title) { |
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74 | MiniWiki::$replacementHTML[12] = $oldrule12; |
75 | } |
76 | return $html; |
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77 | } |
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78 | |
79 | private function justify($text,$n) |
80 | { |
81 | $arr = explode("\n",wordwrap($text,$n)); |
82 | $arr = array_map('trim',$arr); |
83 | $res = ''; |
84 | foreach ($arr as $key => $line) { |
85 | $nxl = isset($arr[$key+1]) ? trim($arr[$key+1]) : ''; |
86 | $nxl_split = preg_split('! +!',$nxl); |
87 | $nxw_len = count($nxl_split) ? strlen($nxl_split[0]) : 0; |
88 | $line = trim($line); |
89 | |
90 | if (strlen($line)+1+$nxw_len < $n) { |
91 | $res .= "$line\n"; |
92 | continue; |
93 | } |
94 | |
95 | if (preg_match('![.:;]$!',$line)) { |
96 | $res .= "$line\n"; |
97 | continue; |
98 | } |
99 | |
100 | $tmp = preg_split('! +!',trim($line)); |
101 | $words = count($tmp); |
102 | if ($words <= 1) { |
103 | $res .= "$line\n"; |
104 | continue; |
105 | } |
106 | |
107 | $len = array_sum(array_map('strlen',$tmp)); |
108 | $empty = $n - $len; |
109 | $sw = floatval($empty) / floatval($words-1); |
110 | |
111 | $cur = 0; |
112 | $l = ''; |
113 | foreach ($tmp as $word) { |
114 | $l .= $word; |
115 | $cur += $sw + strlen($word); |
116 | $l = str_pad($l,intval($cur+0.5)); |
117 | } |
118 | $res .= trim($l)."\n"; |
119 | } |
120 | return trim($res); |
121 | } |
122 | |
123 | |
124 | public static function WikiToText($wiki, $just=false, $indent=0, $width=68, $title=false) { |
125 | if (!$title) { |
126 | $oldrule12 = MiniWiki::$replacementHTML[12]; |
127 | MiniWiki::$replacementHTML[12] = "'$0'"; |
128 | } |
129 | $text = preg_replace(MiniWiki::$patternsWiki, MiniWiki::$replacementText, trim($wiki)); |
130 | if (!$title) { |
131 | MiniWiki::$replacementHTML[12] = $oldrule12; |
132 | } |
133 | $text = $just ? MiniWiki::justify($text,$width-$indent) : wordwrap($text,$width-$indent); |
134 | if($indent) { |
135 | $ind = str_pad('',$indent); |
136 | $text = $ind.str_replace("\n","\n$ind",$text); |
137 | } |
138 | return $text; |
139 | } |
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140 | }; |
141 | |
142 | MiniWiki::init(); |
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143 | |
144 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |
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145 | ?> |