| 1 | <?php |
| 2 | |
| 3 | class MiniWiki |
| 4 | { |
| 5 | |
| 6 | private static $patternsWiki = array(); |
| 7 | private static $replacementHTML = array(); |
| 8 | private static $replacementText = array(); |
| 9 | |
| 10 | public static function Markup($id, $pattern, $replacement, $replacementTxt) { |
| 11 | MiniWiki::$patternsWiki[$id] = $pattern; |
| 12 | MiniWiki::$replacementHTML[$id] = $replacement; |
| 13 | MiniWiki::$replacementText[$id] = $replacementTxt; |
| 14 | } |
| 15 | |
| 16 | public static function init() { |
| 17 | if (isset(MiniWiki::$patternsWiki[0])) { |
| 18 | return; |
| 19 | } |
| 20 | MiniWiki::Markup(0, "/(\r\n|\r([^\n]))/", "\n$2", "\n$2"); |
| 21 | |
| 22 | // retours à la ligne avec \\ |
| 23 | MiniWiki::Markup(1, "/\\\\(?".">(\\\\*))\n/e", "str_repeat('<br />\n',strlen('$1'))", "str_repeat('\n',strlen('$1'))"); |
| 24 | |
| 25 | // bold, italic and others |
| 26 | // ''' bold ''' |
| 27 | MiniWiki::Markup(2, "/'''(.*?)'''/",'<strong>$1</strong>','*$1*'); |
| 28 | // '' italic '' |
| 29 | MiniWiki::Markup(3, "/''(.*?)''/",'<em>$1</em>','/$1/'); |
| 30 | // '+ big +' |
| 31 | MiniWiki::Markup(4, "/'\\+(.*?)\\+'/",'<big>$1</big>','*$1*'); |
| 32 | // '- small -' |
| 33 | MiniWiki::Markup(5, "/'\\-(.*?)\\-'/",'<small>$1</small>','$1'); |
| 34 | // '^superscript^' |
| 35 | MiniWiki::Markup(6, "/'\\^(.*?)\\^'/",'<sup>$1</sup>','$1'); |
| 36 | // '_subscript_' |
| 37 | MiniWiki::Markup(7, "/'_(.*?)_'/",'<sub>$1</sub>','$1'); |
| 38 | // {+ underline +} |
| 39 | MiniWiki::Markup(8, "/{+(.*?)+}/",'<ins>$1</ins>','_$1_'); |
| 40 | // {- strikeout -} |
| 41 | MiniWiki::Markup(9, "/{-(.*?)-}/",'<del>$1</del>','-$1-'); |
| 42 | // [+ big +] [++ bigger ++] [+++ even bigger +++] ... |
| 43 | MiniWiki::Markup(10, '/\\[(([-+])+)(.*?)\\1\\]/e',"'<span style=\'font-size:'.(round(pow(6/5,$2strlen('$1'))*100,0)).'%\'>$3</span>'", "'$3'"); |
| 44 | |
| 45 | // ----- <hr/> |
| 46 | MiniWiki::Markup(11, '/(\n|^)----+/s', '$1<hr/>', '$1----'."\n"); |
| 47 | // titles |
| 48 | MiniWiki::Markup(12, '/(\n|^)(!+)([^\n]*)/se', "'$1<h'.strlen('$2').'>$3</h'.strlen('$2').'>'", "'$1$3'"); |
| 49 | |
| 50 | // * unordered list |
| 51 | MiniWiki::Markup(13, "/(^|\n)\*(([^\n]*(\n|$))(\*[^\n]*(\n|$))*)/se", "'<ul><li>'.str_replace(\"\\n*\",'</li><li>','$2').'</li></ul>'", "$0"); |
| 52 | // # unordered list |
| 53 | MiniWiki::Markup(14, "/(^|\n)#(([^\n]*(\n|$))(#[^\n]*(\n|$))*)/se", "'<ol><li>'.str_replace(\"\\n#\",'</li><li>','$2').'</li></ol>'", "$0"); |
| 54 | |
| 55 | // links |
| 56 | MiniWiki::Markup(15, '/((?:https?|ftp):\/\/(?:\.*,*[\w@~%$£µ&i#\-+=_\/\?;])*)/ui', '<a href="\\0">\\0</a>', '[\\0]'); |
| 57 | MiniWiki::Markup(16, '/(\s|^|\\[\\[)www\.((?:\.*,*[\w@~%$£µ&i#\-+=_\/\?;])*)/iu', '\\1<a href="http://www.\\2">www.\\2</a>', '[http://www.\\2]'); |
| 58 | MiniWiki::Markup(17, '/(?:mailto:)?([a-z0-9.\-+_]+@([\-.+_]?[a-z0-9])+)/i', '<a href="mailto:\\0">\\0</a>', '[mailto:\\0]'); |
| 59 | MiniWiki::Markup(18, '/\\[\\[\\s*<a href="([^>]*)">.*<\/a>\\s*\|([^\\]]+)\\]\\]/i', '<a href="\\1">\\2</a>', '\\2 [\\1]'); |
| 60 | |
| 61 | // paragraphs and empty lines |
| 62 | MiniWiki::Markup(19, "/\n\n/", '</p><p>', "\n\n"); |
| 63 | MiniWiki::Markup(20, "/\n/", ' ', "\n"); |
| 64 | MiniWiki::Markup(21, "/^.*<\/p><p>.*$/s", "<p>$0</p>", "$0"); |
| 65 | } |
| 66 | |
| 67 | public static function WikiToHTML($wiki, $title = false) { |
| 68 | if (!$title) { |
| 69 | $oldrule12 = MiniWiki::$replacementHTML[12]; |
| 70 | MiniWiki::$replacementHTML[12] = "'$0'"; |
| 71 | } |
| 72 | $html = preg_replace(MiniWiki::$patternsWiki, MiniWiki::$replacementHTML, utf8_encode(htmlentities(utf8_decode(trim($wiki))))); |
| 73 | if (!$title) { |
| 74 | MiniWiki::$replacementHTML[12] = $oldrule12; |
| 75 | } |
| 76 | return $html; |
| 77 | } |
| 78 | |
| 79 | private function justify($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 | } |
| 140 | }; |
| 141 | |
| 142 | MiniWiki::init(); |
| 143 | ?> |