<?php define('HDOM_TYPE_ELEMENT', 1); define('HDOM_TYPE_COMMENT', 2); define('HDOM_TYPE_TEXT',    3); define('HDOM_TYPE_ENDTAG',  4); define('HDOM_TYPE_ROOT',    5); define('HDOM_TYPE_UNKNOWN', 6); define('HDOM_QUOTE_DOUBLE', 0); define('HDOM_QUOTE_SINGLE', 1); define('HDOM_QUOTE_NO',     3); define('HDOM_INFO_BEGIN',   0); define('HDOM_INFO_END',     1); define('HDOM_INFO_QUOTE',   2); define('HDOM_INFO_SPACE',   3); define('HDOM_INFO_TEXT',    4); define('HDOM_INFO_INNER',   5); define('HDOM_INFO_OUTER',   6); define('HDOM_INFO_ENDSPACE',7); // helper functions // ----------------------------------------------------------------------------- // get html dom form file function file_get_html() {     $dom = new simple_html_dom;     $args = func_get_args();     $dom->load(call_user_func_array('file_get_contents', $args), true);     return $dom; } // get html dom form string function str_get_html($str, $lowercase=true) {     $dom = new simple_html_dom;     $dom->load($str, $lowercase);     return $dom; } // dump html dom tree function dump_html_tree($node, $show_attr=true, $deep=0) {     $lead = str_repeat('    ', $deep);     echo $lead.$node->tag;     if ($show_attr && count($node->attr)>0) {         echo '(';         foreach($node->attr as $k=>$v)             echo "[$k]=>\"".$node->$k.'", ';         echo ')';     }     echo "\n";     foreach($node->nodes as $c)         dump_html_tree($c, $show_attr, $deep+1); } // get dom form file (dePRecated) function file_get_dom() {     $dom = new simple_html_dom;     $args = func_get_args();     $dom->load(call_user_func_array('file_get_contents', $args), true);     return $dom; } // get dom form string (deprecated) function str_get_dom($str, $lowercase=true) {     $dom = new simple_html_dom;     $dom->load($str, $lowercase);     return $dom; } // simple html dom node // ----------------------------------------------------------------------------- class simple_html_dom_node {     public $nodetype = HDOM_TYPE_TEXT;     public $tag = 'text';     public $attr = array();     public $children = array();     public $nodes = array();     public $parent = null;     public $_ = array();     private $dom = null;     function __construct($dom) {         $this->dom = $dom;         $dom->nodes[] = $this;     }     function __destruct() {         $this->clear();     }     function __toString() {         return $this->outertext();     }     // clean up memory due to php5 circular references memory leak...     function clear() {         $this->dom = null;         $this->nodes = null;         $this->parent = null;         $this->children = null;     }     // dump node's tree     function dump($show_attr=true) {         dump_html_tree($this, $show_attr);     }     // returns the parent of node     function parent() {         return $this->parent;     }     // returns children of node     function children($idx=-1) {         if ($idx===-1) return $this->children;         if (isset($this->children[$idx])) return $this->children[$idx];         return null;     }     // returns the first child of node     function first_child() {         if (count($this->children)>0) return $this->children[0];         return null;     }     // returns the last child of node     function last_child() {         if (($count=count($this->children))>0) return $this->children[$count-1];         return null;     }     // returns the next sibling of node        function next_sibling() {         if ($this->parent===null) return null;         $idx = 0;         $count = count($this->parent->children);         while ($idx<$count && $this!==$this->parent->children[$idx])             ++$idx;         if (++$idx>=$count) return null;         return $this->parent->children[$idx];     }     // returns the previous sibling of node     function prev_sibling() {         if ($this->parent===null) return null;         $idx = 0;         $count = count($this->parent->children);         while ($idx<$count && $this!==$this->parent->children[$idx])             ++$idx;         if (--$idx<0) return null;         return $this->parent->children[$idx];     }     // get dom node's inner html     function innertext() {         if (isset($this->_[HDOM_INFO_INNER])) return $this->_[HDOM_INFO_INNER];         if (isset($this->_[HDOM_INFO_TEXT])) return $this->dom->restore_noise($this->_[HDOM_INFO_TEXT]);         $ret = '';         foreach($this->nodes as $n)             $ret .= $n->outertext();         return $ret;     }     // get dom node's outer text (with tag)     function outertext() {         if ($this->tag==='root') return $this->innertext();         // trigger callback         if ($this->dom->callback!==null)             call_user_func_array($this->dom->callback, array($this));         if (isset($this->_[HDOM_INFO_OUTER])) return $this->_[HDOM_INFO_OUTER];         if (isset($this->_[HDOM_INFO_TEXT])) return $this->dom->restore_noise($this->_[HDOM_INFO_TEXT]);         // render begin tag         $ret = $this->dom->nodes[$this->_[HDOM_INFO_BEGIN]]->makeup();         // render inner text         if (isset($this->_[HDOM_INFO_INNER]))             $ret .= $this->_[HDOM_INFO_INNER];         else {             foreach($this->nodes as $n)                 $ret .= $n->outertext();         }         // render end tag         if(isset($this->_[HDOM_INFO_END]) && $this->_[HDOM_INFO_END]!=0)             $ret .= '</'.$this->tag.'>';         return $ret;     }     // get dom node's plain text     function text() {         if (isset($this->_[HDOM_INFO_INNER])) return $this->_[HDOM_INFO_INNER];         switch ($this->nodetype) {             case HDOM_TYPE_TEXT: return $this->dom->restore_noise($this->_[HDOM_INFO_TEXT]);             case HDOM_TYPE_COMMENT: return '';             case HDOM_TYPE_UNKNOWN: return '';         }         if (strcasecmp($this->tag, 'script')===0) return '';         if (strcasecmp($this->tag, 'style')===0) return '';         $ret = '';         foreach($this->nodes as $n)             $ret .= $n->text();         return $ret;     }     function xmltext() {         $ret = $this->innertext();         $ret = str_ireplace('<![CDATA[', '', $ret);         $ret = str_replace(']]>', '', $ret);         return $ret;     }     // build node's text with tag     function makeup() {         // text, comment, unknown         if (isset($this->_[HDOM_INFO_TEXT])) return $this->dom->restore_noise($this->_[HDOM_INFO_TEXT]);         $ret = '<'.$this->tag;         $i = -1;         foreach($this->attr as $key=>$val) {             ++$i;             // skip removed attribute             if ($val===null || $val===false)                 continue;             $ret .= $this->_[HDOM_INFO_SPACE][$i][0];             //no value attr: nowrap, checked selected...             if ($val===true)                 $ret .= $key;             else {                 switch($this->_[HDOM_INFO_QUOTE][$i]) {                     case HDOM_QUOTE_DOUBLE: $quote = '"'; break;                     case HDOM_QUOTE_SINGLE: $quote = '\''; break;                     default: $quote = '';                 }                 $ret .= $key.$this->_[HDOM_INFO_SPACE][$i][1].'='.$this->_[HDOM_INFO_SPACE][$i][2].$quote.$val.$quote;             }         }         $ret = $this->dom->restore_noise($ret);         return $ret . $this->_[HDOM_INFO_ENDSPACE] . '>';     }     // find elements by CSS selector     function find($selector, $idx=null) {         $selectors = $this->parse_selector($selector);         if (($count=count($selectors))===0) return array();         $found_keys = array();         // find each selector         for ($c=0; $c<$count; ++$c) {             if (($levle=count($selectors[0]))===0) return array();             if (!isset($this->_[HDOM_INFO_BEGIN])) return array();             $head = array($this->_[HDOM_INFO_BEGIN]=>1);             // handle descendant selectors, no recursive!             for ($l=0; $l<$levle; ++$l) {                 $ret = array();                 foreach($head as $k=>$v) {                     $n = ($k===-1) ? $this->dom->root : $this->dom->nodes[$k];                     $n->seek($selectors[$c][$l], $ret);                 }                 $head = $ret;             }             foreach($head as $k=>$v) {                 if (!isset($found_keys[$k]))                     $found_keys[$k] = 1;             }         }         // sort keys         ksort($found_keys);         $found = array();         foreach($found_keys as $k=>$v)             $found[] = $this->dom->nodes[$k];         // return nth-element or array         if (is_null($idx)) return $found;   else if ($idx<0) $idx = count($found) + $idx;         return (isset($found[$idx])) ? $found[$idx] : null;     }     // seek for given conditions     protected function seek($selector, &$ret) {         list($tag, $key, $val, $exp, $no_key) = $selector;         // xpath index         if ($tag && $key && is_numeric($key)) {             $count = 0;             foreach ($this->children as $c) {                 if ($tag==='*' || $tag===$c->tag) {                     if (++$count==$key) {                         $ret[$c->_[HDOM_INFO_BEGIN]] = 1;                         return;                     }                 }             }             return;         }         $end = (!empty($this->_[HDOM_INFO_END])) ? $this->_[HDOM_INFO_END] : 0;         if ($end==0) {             $parent = $this->parent;             while (!isset($parent->_[HDOM_INFO_END]) && $parent!==null) {                 $end -= 1;                 $parent = $parent->parent;             }             $end += $parent->_[HDOM_INFO_END];         }         for($i=$this->_[HDOM_INFO_BEGIN]+1; $i<$end; ++$i) {             $node = $this->dom->nodes[$i];             $pass = true;             if ($tag==='*' && !$key) {                 if (in_array($node, $this->children, true))                     $ret[$i] = 1;                 continue;             }             // compare tag             if ($tag && $tag!=$node->tag && $tag!=='*') {$pass=false;}             // compare key             if ($pass && $key) {                 if ($no_key) {                     if (isset($node->attr[$key])) $pass=false;                 }                 else if (!isset($node->attr[$key])) $pass=false;             }             // compare value             if ($pass && $key && $val  && $val!=='*') {                 $check = $this->match($exp, $val, $node->attr[$key]);                 // handle multiple class                 if (!$check && strcasecmp($key, 'class')===0) {                     foreach(explode(' ',$node->attr[$key]) as $k) {                         $check = $this->match($exp, $val, $k);                         if ($check) break;                     }                 }                 if (!$check) $pass = false;             }             if ($pass) $ret[$i] = 1;             unset($node);         }     }     protected function match($exp, $pattern, $value) {         switch ($exp) {             case '=':                 return ($value===$pattern);             case '!=':                 return ($value!==$pattern);             case '^=':                 return preg_match("/^".preg_quote($pattern,'/')."/", $value);             case '$=':                 return preg_match("/".preg_quote($pattern,'/')."$/", $value);             case '*=':                 if ($pattern[0]=='/')                     return preg_match($pattern, $value);                 return preg_match("/".$pattern."/i", $value);         }         return false;     }     protected function parse_selector($selector_string) {         // pattern of CSS selectors, modified from mootools         $pattern = "/([\w-:\*]*)(?:\#([\w-]+)|\.([\w-]+))?(?:\[@?(!?[\w-]+)(?:([!*^$]?=)[\"']?(.*?)[\"']?)?\])?([\/, ]+)/is";         preg_match_all($pattern, trim($selector_string).' ', $matches, PREG_SET_ORDER);         $selectors = array();         $result = array();         //print_r($matches);         foreach ($matches as $m) {             $m[0] = trim($m[0]);             if ($m[0]==='' || $m[0]==='/' || $m[0]==='//') continue;             // for borwser grnreated xpath             if ($m[1]==='tbody') continue;             list($tag, $key, $val, $exp, $no_key) = array($m[1], null, null, '=', false);             if(!empty($m[2])) {$key='id'; $val=$m[2];}             if(!empty($m[3])) {$key='class'; $val=$m[3];}             if(!empty($m[4])) {$key=$m[4];}             if(!empty($m[5])) {$exp=$m[5];}             if(!empty($m[6])) {$val=$m[6];}             // convert to lowercase             if ($this->dom->lowercase) {$tag=strtolower($tag); $key=strtolower($key);}             //elements that do NOT have the specified attribute             if (isset($key[0]) && $key[0]==='!') {$key=substr($key, 1); $no_key=true;}             $result[] = array($tag, $key, $val, $exp, $no_key);             if (trim($m[7])===',') {                 $selectors[] = $result;                 $result = array();             }         }         if (count($result)>0)             $selectors[] = $result;         return $selectors;     }     function __get($name) {         if (isset($this->attr[$name])) return $this->attr[$name];         switch($name) {             case 'outertext': return $this->outertext();             case 'innertext': return $this->innertext();             case 'plaintext': return $this->text();             case 'xmltext': return $this->xmltext();             default: return array_key_exists($name, $this->attr);         }     }     function __set($name, $value) {         switch($name) {             case 'outertext': return $this->_[HDOM_INFO_OUTER] = $value;             case 'innertext':                 if (isset($this->_[HDOM_INFO_TEXT])) return $this->_[HDOM_INFO_TEXT] = $value;                 return $this->_[HDOM_INFO_INNER] = $value;         }         if (!isset($this->attr[$name])) {             $this->_[HDOM_INFO_SPACE][] = array(' ', '', '');             $this->_[HDOM_INFO_QUOTE][] = HDOM_QUOTE_DOUBLE;         }         $this->attr[$name] = $value;     }     function __isset($name) {         switch($name) {             case 'outertext': return true;             case 'innertext': return true;             case 'plaintext': return true;         }         //no value attr: nowrap, checked selected...         return (array_key_exists($name, $this->attr)) ? true : isset($this->attr[$name]);     }     function __unset($name) {         if (isset($this->attr[$name]))             unset($this->attr[$name]);     }     // camel naming conventions     function getAllAttributes() {return $this->attr;}     function getAttribute($name) {return $this->__get($name);}     function setAttribute($name, $value) {$this->__set($name, $value);}     function hasAttribute($name) {return $this->__isset($name);}     function removeAttribute($name) {$this->__set($name, null);}     function getElementById($id) {return $this->find("#$id", 0);}     function getElementsById($id, $idx=null) {return $this->find("#$id", $idx);}     function getElementByTagName($name) {return $this->find($name, 0);}     function getElementsByTagName($name, $idx=null) {return $this->find($name, $idx);}     function parentNode() {return $this->parent();}     function childNodes($idx=-1) {return $this->children($idx);}     function firstChild() {return $this->first_child();}     function lastChild() {return $this->last_child();}     function nextSibling() {return $this->next_sibling();}     function previousSibling() {return $this->prev_sibling();} } // simple html dom parser // ----------------------------------------------------------------------------- class simple_html_dom {     public $root = null;     public $nodes = array();     public $callback = null;     public $lowercase = false;     protected $pos;     protected $doc;     protected $char;     protected $size;     protected $cursor;     protected $parent;     protected $noise = array();     protected $token_blank = " \t\r\n";     protected $token_equal = ' =/>';     protected $token_slash = " />\r\n\t";     protected $token_attr = ' >';     // use isset instead of in_array, performance boost about 30%...     protected $self_closing_tags = array('img'=>1, 'br'=>1, 'input'=>1, 'meta'=>1, 'link'=>1, 'hr'=>1, 'base'=>1, 'embed'=>1, 'spacer'=>1);     protected $block_tags = array('root'=>1, 'body'=>1, 'form'=>1, 'div'=>1, 'span'=>1, 'table'=>1);     protected $optional_closing_tags = array(         'tr'=>array('tr'=>1, 'td'=>1, 'th'=>1),         'th'=>array('th'=>1),         'td'=>array('td'=>1),         'li'=>array('li'=>1),         'dt'=>array('dt'=>1, 'dd'=>1),         'dd'=>array('dd'=>1, 'dt'=>1),         'dl'=>array('dd'=>1, 'dt'=>1),         'p'=>array('p'=>1),         'nobr'=>array('nobr'=>1),     );     function __construct($str=null) {         if ($str) {             if (preg_match("/^http:\/\//i",$str) || is_file($str))                 $this->load_file($str);             else                 $this->load($str);         }     }     http://www.devdao.com/     function __destruct() {         $this->clear();     }     // load html from string     function load($str, $lowercase=true) {         // prepare         $this->prepare($str, $lowercase);         // strip out comments         $this->remove_noise("'<!--(.*?)-->'is");         // strip out cdata         $this->remove_noise("'<!\[CDATA\[(.*?)\]\]>'is", true);         // strip out <style> tags         $this->remove_noise("'<\s*style[^>]*[^/]>(.*?)<\s*/\s*style\s*>'is");         $this->remove_noise("'<\s*style\s*>(.*?)<\s*/\s*style\s*>'is");         // strip out <script> tags         $this->remove_noise("'<\s*script[^>]*[^/]>(.*?)<\s*/\s*script\s*>'is");         $this->remove_noise("'<\s*script\s*>(.*?)<\s*/\s*script\s*>'is");         // strip out preformatted tags         $this->remove_noise("'<\s*(?:code)[^>]*>(.*?)<\s*/\s*(?:code)\s*>'is");         // strip out server side scripts         $this->remove_noise("'(<\?)(.*?)(\?>)'s", true);         // strip smarty scripts         $this->remove_noise("'(\{\w)(.*?)(\})'s", true);         // parsing         while ($this->parse());         // end         $this->root->_[HDOM_INFO_END] = $this->cursor;     }     // load html from file     function load_file() {         $args = func_get_args();         $this->load(call_user_func_array('file_get_contents', $args), true);     }     // set callback function     function set_callback($function_name) {         $this->callback = $function_name;     }     // remove callback function     function remove_callback() {         $this->callback = null;     }     // save dom as string     function save($filepath='') {         $ret = $this->root->innertext();         if ($filepath!=='') file_put_contents($filepath, $ret);         return $ret;     }     // find dom node by css selector     function find($selector, $idx=null) {         return $this->root->find($selector, $idx);     }     // clean up memory due to php5 circular references memory leak...     function clear() {         foreach($this->nodes as $n) {$n->clear(); $n = null;}         if (isset($this->parent)) {$this->parent->clear(); unset($this->parent);}         if (isset($this->root)) {$this->root->clear(); unset($this->root);}         unset($this->doc);         unset($this->noise);     }     function dump($show_attr=true) {         $this->root->dump($show_attr);     }     // prepare HTML data and init everything     protected function prepare($str, $lowercase=true) {         $this->clear();         $this->doc = $str;         $this->pos = 0;         $this->cursor = 1;         $this->noise = array();         $this->nodes = array();         $this->lowercase = $lowercase;         $this->root = new simple_html_dom_node($this);         $this->root->tag = 'root';         $this->root->_[HDOM_INFO_BEGIN] = -1;         $this->root->nodetype = HDOM_TYPE_ROOT;         $this->parent = $this->root;         // set the length of content         $this->size = strlen($str);         if ($this->size>0) $this->char = $this->doc[0];     }     // parse html content     protected function parse() {         if (($s = $this->copy_until_char('<'))==='')             return $this->read_tag();         // text         $node = new simple_html_dom_node($this);         ++$this->cursor;         $node->_[HDOM_INFO_TEXT] = $s;         $this->link_nodes($node, false);         return true;     }     // read tag info     protected function read_tag() {         if ($this->char!=='<') {             $this->root->_[HDOM_INFO_END] = $this->cursor;             return false;         }         $begin_tag_pos = $this->pos;         $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next         // end tag         if ($this->char==='/') {             $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next             $this->skip($this->token_blank_t);             $tag = $this->copy_until_char('>');             // skip attributes in end tag             if (($pos = strpos($tag, ' '))!==false)                 $tag = substr($tag, 0, $pos);             $parent_lower = strtolower($this->parent->tag);             $tag_lower = strtolower($tag);             if ($parent_lower!==$tag_lower) {                 if (isset($this->optional_closing_tags[$parent_lower]) && isset($this->block_tags[$tag_lower])) {                     $this->parent->_[HDOM_INFO_END] = 0;                     $org_parent = $this->parent;                     while (($this->parent->parent) && strtolower($this->parent->tag)!==$tag_lower)                         $this->parent = $this->parent->parent;                     if (strtolower($this->parent->tag)!==$tag_lower) {                         $this->parent = $org_parent; // restore origonal parent                         if ($this->parent->parent) $this->parent = $this->parent->parent;                         $this->parent->_[HDOM_INFO_END] = $this->cursor;                         return $this->as_text_node($tag);                     }                 }                 else if (($this->parent->parent) && isset($this->block_tags[$tag_lower])) {                     $this->parent->_[HDOM_INFO_END] = 0;                     $org_parent = $this->parent;                     while (($this->parent->parent) && strtolower($this->parent->tag)!==$tag_lower)                         $this->parent = $this->parent->parent;                     if (strtolower($this->parent->tag)!==$tag_lower) {                         $this->parent = $org_parent; // restore origonal parent                         $this->parent->_[HDOM_INFO_END] = $this->cursor;                         return $this->as_text_node($tag);                     }                 }                 else if (($this->parent->parent) && strtolower($this->parent->parent->tag)===$tag_lower) {                     $this->parent->_[HDOM_INFO_END] = 0;                     $this->parent = $this->parent->parent;                 }                 else                     return $this->as_text_node($tag);             }             $this->parent->_[HDOM_INFO_END] = $this->cursor;             if ($this->parent->parent) $this->parent = $this->parent->parent;             $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next             return true;         }         $node = new simple_html_dom_node($this);         $node->_[HDOM_INFO_BEGIN] = $this->cursor;         ++$this->cursor;         $tag = $this->copy_until($this->token_slash);         // doctype, cdata & comments...         if (isset($tag[0]) && $tag[0]==='!') {             $node->_[HDOM_INFO_TEXT] = '<' . $tag . $this->copy_until_char('>');             if (isset($tag[2]) && $tag[1]==='-' && $tag[2]==='-') {                 $node->nodetype = HDOM_TYPE_COMMENT;                 $node->tag = 'comment';             } else {                 $node->nodetype = HDOM_TYPE_UNKNOWN;                 $node->tag = 'unknown';             }             if ($this->char==='>') $node->_[HDOM_INFO_TEXT].='>';             $this->link_nodes($node, true);             $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next             return true;         }         // text         if ($pos=strpos($tag, '<')!==false) {             $tag = '<' . substr($tag, 0, -1);             $node->_[HDOM_INFO_TEXT] = $tag;             $this->link_nodes($node, false);             $this->char = $this->doc[--$this->pos]; // prev             return true;         }         if (!preg_match("/^[\w-:]+$/", $tag)) {             $node->_[HDOM_INFO_TEXT] = '<' . $tag . $this->copy_until('<>');             if ($this->char==='<') {                 $this->link_nodes($node, false);                 return true;             }             if ($this->char==='>') $node->_[HDOM_INFO_TEXT].='>';             $this->link_nodes($node, false);             $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next             return true;         }         // begin tag         $node->nodetype = HDOM_TYPE_ELEMENT;         $tag_lower = strtolower($tag);         $node->tag = ($this->lowercase) ? $tag_lower : $tag;         // handle optional closing tags         if (isset($this->optional_closing_tags[$tag_lower]) ) {             while (isset($this->optional_closing_tags[$tag_lower][strtolower($this->parent->tag)])) {                 $this->parent->_[HDOM_INFO_END] = 0;                 $this->parent = $this->parent->parent;             }             $node->parent = $this->parent;         }         $guard = 0; // prevent infinity loop         $space = array($this->copy_skip($this->token_blank), '', '');         // attributes         do {             if ($this->char!==null && $space[0]==='') break;             $name = $this->copy_until($this->token_equal);             if($guard===$this->pos) {                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 continue;             }             $guard = $this->pos;             // handle endless '<'             if($this->pos>=$this->size-1 && $this->char!=='>') {                 $node->nodetype = HDOM_TYPE_TEXT;                 $node->_[HDOM_INFO_END] = 0;                 $node->_[HDOM_INFO_TEXT] = '<'.$tag . $space[0] . $name;                 $node->tag = 'text';                 $this->link_nodes($node, false);                 return true;             }             // handle mismatch '<'             if($this->doc[$this->pos-1]=='<') {                 $node->nodetype = HDOM_TYPE_TEXT;                 $node->tag = 'text';                 $node->attr = array();                 $node->_[HDOM_INFO_END] = 0;                 $node->_[HDOM_INFO_TEXT] = substr($this->doc, $begin_tag_pos, $this->pos-$begin_tag_pos-1);                 $this->pos -= 2;                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 $this->link_nodes($node, false);                 return true;             }             if ($name!=='/' && $name!=='') {                 $space[1] = $this->copy_skip($this->token_blank);                 $name = $this->restore_noise($name);                 if ($this->lowercase) $name = strtolower($name);                 if ($this->char==='=') {                     $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                     $this->parse_attr($node, $name, $space);                 }                 else {                     //no value attr: nowrap, checked selected...                     $node->_[HDOM_INFO_QUOTE][] = HDOM_QUOTE_NO;                     $node->attr[$name] = true;                     if ($this->char!='>') $this->char = $this->doc[--$this->pos]; // prev                 }                 $node->_[HDOM_INFO_SPACE][] = $space;                 $space = array($this->copy_skip($this->token_blank), '', '');             }             else                 break;         } while($this->char!=='>' && $this->char!=='/');         $this->link_nodes($node, true);         $node->_[HDOM_INFO_ENDSPACE] = $space[0];         // check self closing         if ($this->copy_until_char_escape('>')==='/') {             $node->_[HDOM_INFO_ENDSPACE] .= '/';             $node->_[HDOM_INFO_END] = 0;         }         else {             // reset parent             if (!isset($this->self_closing_tags[strtolower($node->tag)])) $this->parent = $node;         }         $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next         return true;     }     // parse attributes     protected function parse_attr($node, $name, &$space) {         $space[2] = $this->copy_skip($this->token_blank);         switch($this->char) {             case '"':                 $node->_[HDOM_INFO_QUOTE][] = HDOM_QUOTE_DOUBLE;                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 $node->attr[$name] = $this->restore_noise($this->copy_until_char_escape('"'));                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 break;             case '\'':                 $node->_[HDOM_INFO_QUOTE][] = HDOM_QUOTE_SINGLE;                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 $node->attr[$name] = $this->restore_noise($this->copy_until_char_escape('\''));                 $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next                 break;             default:                 $node->_[HDOM_INFO_QUOTE][] = HDOM_QUOTE_NO;                 $node->attr[$name] = $this->restore_noise($this->copy_until($this->token_attr));         }     }     // link node's parent     protected function link_nodes(&$node, $is_child) {         $node->parent = $this->parent;         $this->parent->nodes[] = $node;         if ($is_child)             $this->parent->children[] = $node;     }     // as a text node     protected function as_text_node($tag) {         $node = new simple_html_dom_node($this);         ++$this->cursor;         $node->_[HDOM_INFO_TEXT] = '</' . $tag . '>';         $this->link_nodes($node, false);         $this->char = (++$this->pos<$this->size) ? $this->doc[$this->pos] : null; // next         return true;     }     protected function skip($chars) {         $this->pos += strspn($this->doc, $chars, $this->pos);         $this->char = ($this->pos<$this->size) ? $this->doc[$this->pos] : null; // next     }     protected function copy_skip($chars) {         $pos = $this->pos;         $len = strspn($this->doc, $chars, $pos);         $this->pos += $len;         $this->char = ($this->pos<$this->size) ? $this->doc[$this->pos] : null; // next         if ($len===0) return '';         return substr($this->doc, $pos, $len);     }     protected function copy_until($chars) {         $pos = $this->pos;         $len = strcspn($this->doc, $chars, $pos);         $this->pos += $len;         $this->char = ($this->pos<$this->size) ? $this->doc[$this->pos] : null; // next         return substr($this->doc, $pos, $len);     }     protected function copy_until_char($char) {         if ($this->char===null) return '';         if (($pos = strpos($this->doc, $char, $this->pos))===false) {             $ret = substr($this->doc, $this->pos, $this->size-$this->pos);             $this->char = null;             $this->pos = $this->size;             return $ret; &