325 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			325 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| class HTMLPurifier_Printer_HTMLDefinition extends HTMLPurifier_Printer
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| {
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| 
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|     /**
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|      * @type HTMLPurifier_HTMLDefinition, for easy access
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|      */
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|     protected $def;
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| 
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|     /**
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|      * @param HTMLPurifier_Config $config
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|      * @return string
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|      */
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|     public function render($config)
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|     {
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|         $ret = '';
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|         $this->config =& $config;
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| 
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|         $this->def = $config->getHTMLDefinition();
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| 
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|         $ret .= $this->start('div', array('class' => 'HTMLPurifier_Printer'));
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| 
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|         $ret .= $this->renderDoctype();
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|         $ret .= $this->renderEnvironment();
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|         $ret .= $this->renderContentSets();
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|         $ret .= $this->renderInfo();
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| 
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|         $ret .= $this->end('div');
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| 
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|         return $ret;
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|     }
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| 
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|     /**
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|      * Renders the Doctype table
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|      * @return string
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|      */
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|     protected function renderDoctype()
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|     {
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|         $doctype = $this->def->doctype;
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|         $ret = '';
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|         $ret .= $this->start('table');
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|         $ret .= $this->element('caption', 'Doctype');
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|         $ret .= $this->row('Name', $doctype->name);
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|         $ret .= $this->row('XML', $doctype->xml ? 'Yes' : 'No');
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|         $ret .= $this->row('Default Modules', implode($doctype->modules, ', '));
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|         $ret .= $this->row('Default Tidy Modules', implode($doctype->tidyModules, ', '));
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|         $ret .= $this->end('table');
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|         return $ret;
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|     }
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| 
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| 
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|     /**
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|      * Renders environment table, which is miscellaneous info
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|      * @return string
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|      */
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|     protected function renderEnvironment()
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|     {
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|         $def = $this->def;
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| 
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|         $ret = '';
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| 
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|         $ret .= $this->start('table');
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|         $ret .= $this->element('caption', 'Environment');
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| 
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|         $ret .= $this->row('Parent of fragment', $def->info_parent);
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|         $ret .= $this->renderChildren($def->info_parent_def->child);
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|         $ret .= $this->row('Block wrap name', $def->info_block_wrapper);
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| 
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('th', 'Global attributes');
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|         $ret .= $this->element('td', $this->listifyAttr($def->info_global_attr), null, 0);
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|         $ret .= $this->end('tr');
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| 
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('th', 'Tag transforms');
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|         $list = array();
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|         foreach ($def->info_tag_transform as $old => $new) {
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|             $new = $this->getClass($new, 'TagTransform_');
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|             $list[] = "<$old> with $new";
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|         }
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|         $ret .= $this->element('td', $this->listify($list));
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|         $ret .= $this->end('tr');
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| 
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('th', 'Pre-AttrTransform');
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|         $ret .= $this->element('td', $this->listifyObjectList($def->info_attr_transform_pre));
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|         $ret .= $this->end('tr');
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| 
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('th', 'Post-AttrTransform');
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|         $ret .= $this->element('td', $this->listifyObjectList($def->info_attr_transform_post));
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|         $ret .= $this->end('tr');
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| 
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|         $ret .= $this->end('table');
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|         return $ret;
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|     }
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| 
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|     /**
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|      * Renders the Content Sets table
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|      * @return string
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|      */
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|     protected function renderContentSets()
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|     {
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|         $ret = '';
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|         $ret .= $this->start('table');
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|         $ret .= $this->element('caption', 'Content Sets');
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|         foreach ($this->def->info_content_sets as $name => $lookup) {
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|             $ret .= $this->heavyHeader($name);
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|             $ret .= $this->start('tr');
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|             $ret .= $this->element('td', $this->listifyTagLookup($lookup));
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|             $ret .= $this->end('tr');
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|         }
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|         $ret .= $this->end('table');
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|         return $ret;
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|     }
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| 
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|     /**
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|      * Renders the Elements ($info) table
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|      * @return string
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|      */
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|     protected function renderInfo()
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|     {
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|         $ret = '';
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|         $ret .= $this->start('table');
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|         $ret .= $this->element('caption', 'Elements ($info)');
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|         ksort($this->def->info);
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|         $ret .= $this->heavyHeader('Allowed tags', 2);
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('td', $this->listifyTagLookup($this->def->info), array('colspan' => 2));
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|         $ret .= $this->end('tr');
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|         foreach ($this->def->info as $name => $def) {
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|             $ret .= $this->start('tr');
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|             $ret .= $this->element('th', "<$name>", array('class' => 'heavy', 'colspan' => 2));
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|             $ret .= $this->end('tr');
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|             $ret .= $this->start('tr');
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|             $ret .= $this->element('th', 'Inline content');
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|             $ret .= $this->element('td', $def->descendants_are_inline ? 'Yes' : 'No');
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|             $ret .= $this->end('tr');
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|             if (!empty($def->excludes)) {
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|                 $ret .= $this->start('tr');
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|                 $ret .= $this->element('th', 'Excludes');
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|                 $ret .= $this->element('td', $this->listifyTagLookup($def->excludes));
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|                 $ret .= $this->end('tr');
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|             }
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|             if (!empty($def->attr_transform_pre)) {
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|                 $ret .= $this->start('tr');
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|                 $ret .= $this->element('th', 'Pre-AttrTransform');
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|                 $ret .= $this->element('td', $this->listifyObjectList($def->attr_transform_pre));
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|                 $ret .= $this->end('tr');
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|             }
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|             if (!empty($def->attr_transform_post)) {
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|                 $ret .= $this->start('tr');
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|                 $ret .= $this->element('th', 'Post-AttrTransform');
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|                 $ret .= $this->element('td', $this->listifyObjectList($def->attr_transform_post));
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|                 $ret .= $this->end('tr');
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|             }
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|             if (!empty($def->auto_close)) {
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|                 $ret .= $this->start('tr');
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|                 $ret .= $this->element('th', 'Auto closed by');
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|                 $ret .= $this->element('td', $this->listifyTagLookup($def->auto_close));
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|                 $ret .= $this->end('tr');
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|             }
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|             $ret .= $this->start('tr');
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|             $ret .= $this->element('th', 'Allowed attributes');
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|             $ret .= $this->element('td', $this->listifyAttr($def->attr), array(), 0);
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|             $ret .= $this->end('tr');
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| 
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|             if (!empty($def->required_attr)) {
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|                 $ret .= $this->row('Required attributes', $this->listify($def->required_attr));
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|             }
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| 
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|             $ret .= $this->renderChildren($def->child);
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|         }
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|         $ret .= $this->end('table');
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|         return $ret;
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|     }
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| 
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|     /**
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|      * Renders a row describing the allowed children of an element
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|      * @param HTMLPurifier_ChildDef $def HTMLPurifier_ChildDef of pertinent element
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|      * @return string
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|      */
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|     protected function renderChildren($def)
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|     {
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|         $context = new HTMLPurifier_Context();
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|         $ret = '';
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|         $ret .= $this->start('tr');
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|         $elements = array();
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|         $attr = array();
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|         if (isset($def->elements)) {
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|             if ($def->type == 'strictblockquote') {
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|                 $def->validateChildren(array(), $this->config, $context);
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|             }
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|             $elements = $def->elements;
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|         }
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|         if ($def->type == 'chameleon') {
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|             $attr['rowspan'] = 2;
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|         } elseif ($def->type == 'empty') {
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|             $elements = array();
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|         } elseif ($def->type == 'table') {
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|             $elements = array_flip(
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|                 array(
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|                     'col',
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|                     'caption',
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|                     'colgroup',
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|                     'thead',
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|                     'tfoot',
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|                     'tbody',
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|                     'tr'
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|                 )
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|             );
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|         }
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|         $ret .= $this->element('th', 'Allowed children', $attr);
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| 
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|         if ($def->type == 'chameleon') {
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| 
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|             $ret .= $this->element(
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|                 'td',
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|                 '<em>Block</em>: ' .
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|                 $this->escape($this->listifyTagLookup($def->block->elements)),
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|                 null,
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|                 0
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|             );
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|             $ret .= $this->end('tr');
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|             $ret .= $this->start('tr');
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|             $ret .= $this->element(
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|                 'td',
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|                 '<em>Inline</em>: ' .
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|                 $this->escape($this->listifyTagLookup($def->inline->elements)),
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|                 null,
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|                 0
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|             );
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| 
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|         } elseif ($def->type == 'custom') {
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| 
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|             $ret .= $this->element(
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|                 'td',
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|                 '<em>' . ucfirst($def->type) . '</em>: ' .
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|                 $def->dtd_regex
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|             );
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| 
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|         } else {
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|             $ret .= $this->element(
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|                 'td',
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|                 '<em>' . ucfirst($def->type) . '</em>: ' .
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|                 $this->escape($this->listifyTagLookup($elements)),
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|                 null,
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|                 0
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|             );
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|         }
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|         $ret .= $this->end('tr');
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|         return $ret;
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|     }
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| 
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|     /**
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|      * Listifies a tag lookup table.
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|      * @param array $array Tag lookup array in form of array('tagname' => true)
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|      * @return string
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|      */
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|     protected function listifyTagLookup($array)
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|     {
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|         ksort($array);
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|         $list = array();
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|         foreach ($array as $name => $discard) {
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|             if ($name !== '#PCDATA' && !isset($this->def->info[$name])) {
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|                 continue;
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|             }
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|             $list[] = $name;
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|         }
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|         return $this->listify($list);
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|     }
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| 
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|     /**
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|      * Listifies a list of objects by retrieving class names and internal state
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|      * @param array $array List of objects
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|      * @return string
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|      * @todo Also add information about internal state
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|      */
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|     protected function listifyObjectList($array)
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|     {
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|         ksort($array);
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|         $list = array();
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|         foreach ($array as $obj) {
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|             $list[] = $this->getClass($obj, 'AttrTransform_');
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|         }
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|         return $this->listify($list);
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|     }
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| 
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|     /**
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|      * Listifies a hash of attributes to AttrDef classes
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|      * @param array $array Array hash in form of array('attrname' => HTMLPurifier_AttrDef)
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|      * @return string
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|      */
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|     protected function listifyAttr($array)
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|     {
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|         ksort($array);
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|         $list = array();
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|         foreach ($array as $name => $obj) {
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|             if ($obj === false) {
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|                 continue;
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|             }
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|             $list[] = "$name = <i>" . $this->getClass($obj, 'AttrDef_') . '</i>';
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|         }
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|         return $this->listify($list);
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|     }
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| 
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|     /**
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|      * Creates a heavy header row
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|      * @param string $text
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|      * @param int $num
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|      * @return string
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|      */
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|     protected function heavyHeader($text, $num = 1)
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|     {
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|         $ret = '';
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|         $ret .= $this->start('tr');
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|         $ret .= $this->element('th', $text, array('colspan' => $num, 'class' => 'heavy'));
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|         $ret .= $this->end('tr');
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|         return $ret;
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|     }
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| }
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| 
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| // vim: et sw=4 sts=4
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