diff options
Diffstat (limited to 'extlib/HTMLPurifier/HTMLPurifier/ChildDef/Table.php')
-rw-r--r-- | extlib/HTMLPurifier/HTMLPurifier/ChildDef/Table.php | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/extlib/HTMLPurifier/HTMLPurifier/ChildDef/Table.php b/extlib/HTMLPurifier/HTMLPurifier/ChildDef/Table.php deleted file mode 100644 index 34f0227dd..000000000 --- a/extlib/HTMLPurifier/HTMLPurifier/ChildDef/Table.php +++ /dev/null @@ -1,142 +0,0 @@ -<?php - -/** - * Definition for tables - */ -class HTMLPurifier_ChildDef_Table extends HTMLPurifier_ChildDef -{ - public $allow_empty = false; - public $type = 'table'; - public $elements = array('tr' => true, 'tbody' => true, 'thead' => true, - 'tfoot' => true, 'caption' => true, 'colgroup' => true, 'col' => true); - public function __construct() {} - public function validateChildren($tokens_of_children, $config, $context) { - if (empty($tokens_of_children)) return false; - - // this ensures that the loop gets run one last time before closing - // up. It's a little bit of a hack, but it works! Just make sure you - // get rid of the token later. - $tokens_of_children[] = false; - - // only one of these elements is allowed in a table - $caption = false; - $thead = false; - $tfoot = false; - - // as many of these as you want - $cols = array(); - $content = array(); - - $nesting = 0; // current depth so we can determine nodes - $is_collecting = false; // are we globbing together tokens to package - // into one of the collectors? - $collection = array(); // collected nodes - $tag_index = 0; // the first node might be whitespace, - // so this tells us where the start tag is - - foreach ($tokens_of_children as $token) { - $is_child = ($nesting == 0); - - if ($token === false) { - // terminating sequence started - } elseif ($token instanceof HTMLPurifier_Token_Start) { - $nesting++; - } elseif ($token instanceof HTMLPurifier_Token_End) { - $nesting--; - } - - // handle node collection - if ($is_collecting) { - if ($is_child) { - // okay, let's stash the tokens away - // first token tells us the type of the collection - switch ($collection[$tag_index]->name) { - case 'tr': - case 'tbody': - $content[] = $collection; - break; - case 'caption': - if ($caption !== false) break; - $caption = $collection; - break; - case 'thead': - case 'tfoot': - // access the appropriate variable, $thead or $tfoot - $var = $collection[$tag_index]->name; - if ($$var === false) { - $$var = $collection; - } else { - // transmutate the first and less entries into - // tbody tags, and then put into content - $collection[$tag_index]->name = 'tbody'; - $collection[count($collection)-1]->name = 'tbody'; - $content[] = $collection; - } - break; - case 'colgroup': - $cols[] = $collection; - break; - } - $collection = array(); - $is_collecting = false; - $tag_index = 0; - } else { - // add the node to the collection - $collection[] = $token; - } - } - - // terminate - if ($token === false) break; - - if ($is_child) { - // determine what we're dealing with - if ($token->name == 'col') { - // the only empty tag in the possie, we can handle it - // immediately - $cols[] = array_merge($collection, array($token)); - $collection = array(); - $tag_index = 0; - continue; - } - switch($token->name) { - case 'caption': - case 'colgroup': - case 'thead': - case 'tfoot': - case 'tbody': - case 'tr': - $is_collecting = true; - $collection[] = $token; - continue; - default: - if (!empty($token->is_whitespace)) { - $collection[] = $token; - $tag_index++; - } - continue; - } - } - } - - if (empty($content)) return false; - - $ret = array(); - if ($caption !== false) $ret = array_merge($ret, $caption); - if ($cols !== false) foreach ($cols as $token_array) $ret = array_merge($ret, $token_array); - if ($thead !== false) $ret = array_merge($ret, $thead); - if ($tfoot !== false) $ret = array_merge($ret, $tfoot); - foreach ($content as $token_array) $ret = array_merge($ret, $token_array); - if (!empty($collection) && $is_collecting == false){ - // grab the trailing space - $ret = array_merge($ret, $collection); - } - - array_pop($tokens_of_children); // remove phantom token - - return ($ret === $tokens_of_children) ? true : $ret; - - } -} - -// vim: et sw=4 sts=4 |