mirror of
https://github.com/ezyang/htmlpurifier.git
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522c8ed7c2
- Add FSTools:globr() - require_once removed from all files - HTMLPurifier.autoload.php added to register autoload handler - Removed redundant chdir in maintenance script - Modified standalone to use HTMLPurifier.includes.php for including stuff - Added maintenance script remove-require-once.php which we used once and should never use again git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1516 48356398-32a2-884e-a903-53898d9a118a
73 lines
2.7 KiB
PHP
73 lines
2.7 KiB
PHP
<?php
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/**
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* Takes the contents of blockquote when in strict and reformats for validation.
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*/
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class HTMLPurifier_ChildDef_StrictBlockquote extends HTMLPurifier_ChildDef_Required
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{
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protected $real_elements;
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protected $fake_elements;
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public $allow_empty = true;
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public $type = 'strictblockquote';
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protected $init = false;
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public function validateChildren($tokens_of_children, $config, $context) {
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$def = $config->getHTMLDefinition();
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if (!$this->init) {
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// allow all inline elements
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$this->real_elements = $this->elements;
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$this->fake_elements = $def->info_content_sets['Flow'];
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$this->fake_elements['#PCDATA'] = true;
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$this->init = true;
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}
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// trick the parent class into thinking it allows more
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$this->elements = $this->fake_elements;
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$result = parent::validateChildren($tokens_of_children, $config, $context);
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$this->elements = $this->real_elements;
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if ($result === false) return array();
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if ($result === true) $result = $tokens_of_children;
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$block_wrap_start = new HTMLPurifier_Token_Start($def->info_block_wrapper);
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$block_wrap_end = new HTMLPurifier_Token_End( $def->info_block_wrapper);
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$is_inline = false;
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$depth = 0;
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$ret = array();
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// assuming that there are no comment tokens
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foreach ($result as $i => $token) {
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$token = $result[$i];
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// ifs are nested for readability
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if (!$is_inline) {
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if (!$depth) {
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if (
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($token instanceof HTMLPurifier_Token_Text && !$token->is_whitespace) ||
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(!$token instanceof HTMLPurifier_Token_Text && !isset($this->elements[$token->name]))
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) {
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$is_inline = true;
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$ret[] = $block_wrap_start;
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}
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}
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} else {
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if (!$depth) {
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// starting tokens have been inline text / empty
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if ($token instanceof HTMLPurifier_Token_Start || $token instanceof HTMLPurifier_Token_Empty) {
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if (isset($this->elements[$token->name])) {
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// ended
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$ret[] = $block_wrap_end;
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$is_inline = false;
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}
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}
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}
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}
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$ret[] = $token;
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if ($token instanceof HTMLPurifier_Token_Start) $depth++;
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if ($token instanceof HTMLPurifier_Token_End) $depth--;
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}
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if ($is_inline) $ret[] = $block_wrap_end;
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return $ret;
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}
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}
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