git.infodrom.org Git - infodrom.org/touren.infodrom.org/blob - core/wiki.class.php

   1 <?php
   2
   3 class Wiki
   4 {
   5     public static function renderHTML($text)
   6     {
   7         if (is_null($text) || !strlen($text)) return NULL;
   8
   9         $lines = preg_split('/\r?\n/', $text);
  10
  11         foreach ($lines as &$line) {
  12             if (!strlen($line)) continue;
  13
  14             $line = preg_replace(
  15                                  [
  16                                   '/^----$/',
  17                                   '/===== (.*) =====/',
  18                                   '/==== (.*) ====/',
  19                                   '/=== (.*) ===/',
  20                                   '/== (.*) ==/',
  21                                   '/= (.*) =/',
  22                                   '/^(.+)\[\[(https?:\/\/[^\]\|]+)\|([^\]]+)\]\]/',
  23                                   '/^(.+)\[\[([^\]\|]+)\|([^\]]+)\]\]/',
  24                                   '/^(.+)\[\[(https?:\/\/([^\]\|]+))\]\]/',
  25                                   '/^(.+)\[\[([^\]\|]+)\]\]/',
  26                                   '/^ \* (.*)/',
  27                                   '/^ 1\. (.*)/',
  28                                   "/'''''([^\']+)'''''/",
  29                                   "/'''([^\']+)'''/",
  30                                   "/''([^\']+)''/",
  31                                   ],
  32                                  [
  33                                   '<hr>',
  34                                   '<h5>${1}</h5>',
  35                                   '<h4>${1}</h4>',
  36                                   '<h3>${1}</h3>',
  37                                   '<h2>${1}</h2>',
  38                                   '<h1>${1}</h1>',
  39                                   '${1}<a href="${2}" target="_blank">${3}</a>',
  40                                   '${1}<a href="http://${2}" target="_blank">${3}</a>',
  41                                   '${1}<a href="${2}" target="_blank">${3}</a>',
  42                                   '${1}<a href="http://${2}" target="_blank">${2}</a>',
  43                                   '<ul-li>${1}</li>',
  44                                   '<ol-li>${1}</li>',
  45                                   '<em><strong>${1}</strong></em>',
  46                                   '<strong>${1}</strong>',
  47                                   '<em>${1}</em>',
  48                                   ],
  49                                  $line);
  50         }
  51
  52         for ($i=0; $i < count($lines); $i++) {
  53             if (strpos($lines[$i], '<ul-li>') === 0) {
  54                 for ($j=$i+1; $j < count($lines) && strpos($lines[$j], '<ul-li>') !== false; $j++);
  55                 $lines[$i] = '<p><ul>' . $lines[$i];
  56                 $lines[$j-1] = $lines[$j-1] . '</ul></p>';
  57                 $i = $j-1;
  58             } elseif (strpos($lines[$i], '<ol-li>') === 0) {
  59                 for ($j=$i+1; $j < count($lines) && strpos($lines[$j], '<ol-li>') !== false; $j++);
  60                 $lines[$i] = '<p><ol>' . $lines[$i];
  61                 $lines[$j-1] = $lines[$j-1] . '</ol></p>';
  62                 $i = $j-1;
  63             } elseif  (strlen($lines[$i]) && strpos($lines[$i], '<') !== 0) {
  64                 for ($j=$i+1; $j < count($lines) && (strlen($lines[$j]) && strpos($lines[$j], '<') !== 0); $j++);
  65                 $lines[$i] = '<p>' . $lines[$i];
  66                 $lines[$j-1] = $lines[$j-1] . '</p>';
  67                 $i = $j-1;
  68             }
  69         }
  70
  71         foreach ($lines as &$line) {
  72             if (!strlen($line)) continue;
  73
  74             $line = str_replace(['<ul-li>', '<ol-li>'], ['<li>', '<li>'], $line);
  75         }
  76
  77         return implode('', $lines);
  78     }
  79 }