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Viewing changes to sahana-phase2/3rd/htmlpurifier/library/HTMLPurifier/Injector/.svn/text-base/RemoveEmpty.php.svn-base

  • Committer: Greg Miernicki
  • Date: 2011-01-13 18:39:51 UTC
  • Revision ID: g@miernicki.com-20110113183951-7o6e8mpjgkw7bj2w
new htmlpurifier added

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sahana-phase2/3rd/htmlpurifier/library/HTMLPurifier/Injector/.svn/text-base/RemoveEmpty.php.svn-base
 
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<?php
 
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class HTMLPurifier_Injector_RemoveEmpty extends HTMLPurifier_Injector
 
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{
 
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    private $context, $config, $attrValidator, $removeNbsp, $removeNbspExceptions;
 
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    public function prepare($config, $context) {
 
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        parent::prepare($config, $context);
 
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        $this->config = $config;
 
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        $this->context = $context;
 
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        $this->removeNbsp = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp');
 
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        $this->removeNbspExceptions = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp.Exceptions');
 
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        $this->attrValidator = new HTMLPurifier_AttrValidator();
 
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    }
 
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    public function handleElement(&$token) {
 
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        if (!$token instanceof HTMLPurifier_Token_Start) return;
 
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        $next = false;
 
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        for ($i = $this->inputIndex + 1, $c = count($this->inputTokens); $i < $c; $i++) {
 
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            $next = $this->inputTokens[$i];
 
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            if ($next instanceof HTMLPurifier_Token_Text) {
 
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                if ($next->is_whitespace) continue;
 
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                if ($this->removeNbsp && !isset($this->removeNbspExceptions[$token->name])) {
 
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                    $plain = str_replace("\xC2\xA0", "", $next->data);
 
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                    $isWsOrNbsp = $plain === '' || ctype_space($plain);
 
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                    if ($isWsOrNbsp) continue;
 
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                }
 
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            }
 
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            break;
 
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        }
 
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        if (!$next || ($next instanceof HTMLPurifier_Token_End && $next->name == $token->name)) {
 
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            if ($token->name == 'colgroup') return;
 
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            $this->attrValidator->validateToken($token, $this->config, $this->context);
 
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            $token->armor['ValidateAttributes'] = true;
 
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            if (isset($token->attr['id']) || isset($token->attr['name'])) return;
 
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            $token = $i - $this->inputIndex + 1;
 
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            for ($b = $this->inputIndex - 1; $b > 0; $b--) {
 
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                $prev = $this->inputTokens[$b];
 
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                if ($prev instanceof HTMLPurifier_Token_Text && $prev->is_whitespace) continue;
 
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                break;
 
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            }
 
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            // This is safe because we removed the token that triggered this.
 
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            $this->rewind($b - 1);
 
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            return;
 
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        }
 
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    }
 
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}
 
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// vim: et sw=4 sts=4