mirror of
https://github.com/ezyang/htmlpurifier.git
synced 2024-11-13 00:38:42 +00:00
70 lines
2.4 KiB
PHP
70 lines
2.4 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
require_once 'HTMLPurifier/ChildDef/Required.php';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Takes the contents of blockquote when in strict and reformats for validation.
|
||
|
|
*
|
||
|
|
* From XHTML 1.0 Transitional to Strict, there is a notable change where
|
||
|
|
*/
|
||
|
|
class HTMLPurifier_ChildDef_StrictBlockquote
|
||
|
|
extends HTMLPurifier_ChildDef_Required
|
||
|
|
{
|
||
|
|
var $allow_empty = true;
|
||
|
|
var $type = 'strictblockquote';
|
||
|
|
var $init = false;
|
||
|
|
function HTMLPurifier_ChildDef_StrictBlockquote() {}
|
||
|
|
function validateChildren($tokens_of_children, $config, &$context) {
|
||
|
|
|
||
|
|
$def = $config->getHTMLDefinition();
|
||
|
|
if (!$this->init) {
|
||
|
|
// allow all inline elements
|
||
|
|
$this->elements = $def->info_flow_elements;
|
||
|
|
$this->elements['#PCDATA'] = true;
|
||
|
|
$this->init = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = parent::validateChildren($tokens_of_children, $config, $context);
|
||
|
|
if ($result === false) return array();
|
||
|
|
if ($result === true) $result = $tokens_of_children;
|
||
|
|
|
||
|
|
$block_wrap_start = new HTMLPurifier_Token_Start($def->info_block_wrapper);
|
||
|
|
$block_wrap_end = new HTMLPurifier_Token_End( $def->info_block_wrapper);
|
||
|
|
$is_inline = false;
|
||
|
|
$depth = 0;
|
||
|
|
$ret = array();
|
||
|
|
|
||
|
|
// assuming that there are no comment tokens
|
||
|
|
foreach ($result as $i => $token) {
|
||
|
|
$token = $result[$i];
|
||
|
|
// ifs are nested for readability
|
||
|
|
if (!$is_inline) {
|
||
|
|
if (!$depth) {
|
||
|
|
if (($token->type == 'text') ||
|
||
|
|
($def->info[$token->name]->type == 'inline')) {
|
||
|
|
$is_inline = true;
|
||
|
|
$ret[] = $block_wrap_start;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if (!$depth) {
|
||
|
|
// starting tokens have been inline text / empty
|
||
|
|
if ($token->type == 'start' || $token->type == 'empty') {
|
||
|
|
if ($def->info[$token->name]->type == 'block') {
|
||
|
|
// ended
|
||
|
|
$ret[] = $block_wrap_end;
|
||
|
|
$is_inline = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$ret[] = $token;
|
||
|
|
if ($token->type == 'start') $depth++;
|
||
|
|
if ($token->type == 'end') $depth--;
|
||
|
|
}
|
||
|
|
if ($is_inline) $ret[] = $block_wrap_end;
|
||
|
|
return $ret;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
?>
|