使用PHP5.0轻松解析XML文档（2）_php

文件:SimpleDocumentParser.php

＜?php/** *========================================================= * * @author     hahawen(大龄青年)   * @since      2004-12-04 * @copyright  Copyright (c) 2004, NxCoder Group * *========================================================= *//** * class SimpleDocumentParser * use SAX parse xml file, and build SimpleDocumentObject * all this pachage's is work for xml file, and method is action as DOM. * * @package SmartWeb.common.xml * @version 1.0 */class SimpleDocumentParser{ private $domRootObject = null; private $currentNO = null; private $currentName = null; private $currentValue = null; private $currentAttribute = null; public function getSimpleDocument() {     return $this-＞domRootObject; } public function parse($file) {        $xmlParser = xml_parser_create();     xml_parser_set_option($xmlParser,XML_OPTION_CASE_FOLDING, 0);     xml_parser_set_option($xmlParser,XML_OPTION_SKIP_WHITE, 1);     xml_parser_set_option($xmlParser, XML_OPTION_TARGET_ENCODING, 'UTF-8');     xml_set_object($xmlParser, $this);     xml_set_element_handler($xmlParser, "startElement", "endElement");     xml_set_character_data_handler($xmlParser, "characterData");        if (!xml_parse($xmlParser, file_get_contents($file)))            die(sprintf("XML error: %s at line %d", xml_error_string(xml_get_error_code($xmlParser)),
　　　　　　　　xml_get_current_line_number($xmlParser)));     xml_parser_free($xmlParser); } private function startElement($parser, $name, $attrs) {        $this-＞currentName = $name;        $this-＞currentAttribute = $attrs;        if($this-＞currentNO == null)        {         $this-＞domRootObject = new SimpleDocumentRoot($name);         $this-＞currentNO = $this-＞domRootObject;        }        else        {         $this-＞currentNO = $this-＞currentNO-＞createNode($name, $attrs);        } }    private function endElement($parser, $name)    {        if($this-＞currentName==$name)        {         $tag = $this-＞currentNO-＞getSeq();         $this-＞currentNO = $this-＞currentNO-＞getPNodeObject();            if($this-＞currentAttribute!=null && sizeof($this-＞currentAttribute)＞0)          $this-＞currentNO-＞setValue($name, array('value'=＞$this-＞currentValue, 
　　　　　　　'attrs'=＞$this-＞currentAttribute));         else                $this-＞currentNO-＞setValue($name, $this-＞currentValue);            $this-＞currentNO-＞removeNode($tag);        }        else        {      $this-＞currentNO = (is_a($this-＞currentNO, 'SimpleDocumentRoot'))? null: 
　　　　　　　　$this-＞currentNO-＞getPNodeObject();        } } private function characterData($parser, $data) {        $this-＞currentValue = iconv('UTF-8', 'GB2312', $data); } function __destruct() {     unset($this-＞domRootObject); }}?＞      

http://www.gaodaima.com/44981.html使用PHP 5.0 轻松解析xml文档（2）_php

　　文件:SimpleDocumentBase.php

＜?php/** *========================================================= * * @author     hahawen(大龄青年)   * @since      2004-12-04 * @copyright  Copyright (c) 2004, NxCoder Group * *========================================================= *//** * abstract class SimpleDocumentBase * base class for xml file parse * all this pachage's is work for xml file, and method is action as DOM. * * 1/ add/update/remove data of xml file. * 2/ explode data to array. * 3/ rebuild xml file * * @package SmartWeb.common.xml * @abstract * @version 1.0 */abstract class SimpleDocumentBase{ private $nodeTag = null; private $attributes = array(); private $values = array(); private $nodes = array();    function __construct($nodeTag)    {        $this-＞nodeTag = $nodeTag;    }    public function getNodeTag()    {     return $this-＞nodeTag;    }    public function setValues($values){     $this-＞values = $values;    }    public function setValue($name, $value)    {     $this-＞values[$name] = $value;    }    public function getValue($name=null)    {     return $name==null? $this-＞values: $this-＞values[$name];    }    public function removeValue($name)    {     unset($this-＞values["$name"]);    }    public function setAttributes($attributes){        $this-＞attributes = $attributes;    }    public function setAttribute($name, $value)    {     $this-＞attributes[$name] = $value;    }    public function getAttribute($name=null)    {        return $name==null? $this-＞attributes: $this-＞attributes[$name];    }    public function removeAttribute($name)    {     unset($this-＞attributes["$name"]);    }    public function getNodesSize()    {        return sizeof($this-＞nodes);    }    protected function setNode($name, $nodeId)    {     $this-＞nodes[$name] = $nodeId;    }    public abstract function createNode($name, $attributes);    public abstract function removeNode($name);    public abstract function getNode($name=null);    protected function getNodeId($name=null)    {     return $name==null? $this-＞nodes: $this-＞nodes[$name];    }    protected function createNodeByName($rootNodeObj, $name, $attributes, $pId)    {        $tmpObject = $rootNodeObj-＞createNodeObject($pId, $name, $attributes);        $key = isset($attributes[id])? $name.'_'.$attributes[id]: $name.'_'.$this-＞getNodesSize();        $this-＞setNode($key, $tmpObject-＞getSeq());     return $tmpObject;    }    protected function removeNodeByName($rootNodeObj, $name)    {        $rootNodeObj-＞removeNodeById($this-＞getNodeId($name));        if(sizeof($this-＞nodes)==1)            $this-＞nodes = array();     else      unset($this-＞nodes[$name]);    }    protected function getNodeByName($rootNodeObj, $name=null)    {     if($name==null)     {            $tmpList = array();            $tmpIds = $this-＞getNodeId();            foreach($tmpIds as $key=＞$id)             $tmpList[$key] = $rootNodeObj-＞getNodeById($id);            return $tmpList;     }     else     {      $id = $this-＞getNodeId($name);      if($id===null)      {             $tmpIds = $this-＞getNodeId();             foreach($tmpIds as $tkey=＞$tid)             {              if(strpos($key, $name)==0)              {               $id = $tid;               break;              }             }      }      return $rootNodeObj-＞getNodeById($id);     }    }    public function findNodeByPath($path)    {     $pos = strpos($path, '|');     if($pos＜=0)     {      return $this-＞getNode($path);        }        else        {         $tmpObj = $this-＞getNode(substr($path, 0, $pos));         return is_object($tmpObj)? $tmpObj-＞findNodeByPath(substr($path, $pos+1)): null;        }    }    public function getSaveData()    {        $data = $this-＞values;        if(sizeof($this-＞attributes)＞0)         $data[attrs] = $this-＞attributes;        $nodeList = $this-＞getNode();        if($nodeList==null)         return $data;        foreach($nodeList as $key=＞$node)        {         $data[$key] = $node-＞getSaveData();        }     return $data;    }    public function getSaveXml($level=0)    {     $prefixSpace = str_pad("", $level, "/t");     $str = "$prefixSpace＜$this-＞nodeTag";        foreach($this-＞attributes as $key=＞$value)         $str .= " $key=/"$value/"";        $str .= "＞/r/n";        foreach($this-＞values as $key=＞$value){            if(is_array($value))            {                $str .= "$prefixSpace/t＜$key";                foreach($value[attrs] as $attkey=＞$attvalue)                 $str .= " $attkey=/"$attvalue/"";                $tmpStr = $value[value];            }            else            {             $str .= "$prefixSpace/t＜$key";             $tmpStr = $value;            }            $tmpStr = trim(trim($tmpStr, "/r/n"));            $str .= ($tmpStr===null || $tmpStr==="")? " /＞/r/n": "＞$tmpStr＜/$key＞/r/n";        }        foreach($this-＞getNode() as $node)         $str .= $node-＞getSaveXml($level+1)."/r/n";     $str .= "$prefixSpace＜/$this-＞nodeTag＞";     return $str;    }    function __destruct()    {     unset($this-＞nodes, $this-＞attributes, $this-＞values);    }}?＞      

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