includes/functions-xml.php

   1 <?php\r
   2 /*************************************************************************/\r
   3 /* This class stores associative arrays in an xml formated string.       */\r
   4 /* There's also a function thar retrieves them. If you try to use        */ \r
   5 /* xml2array with a general xml, it can fail, since there can be some    */\r
   6 /* repeated indexes....                                                  */\r
   7 /* Source: http://www.phpclasses.org/browse/package/2286/                */\r
   8 /*************************************************************************/\r
   9 \r
  10 class yourls_array2xml {\r
  11         var $text;\r
  12         var $arrays, $keys, $node_flag, $depth, $xml_parser;\r
  13         /*Converts an array to an xml string*/\r
  14         function array2xml($array) {\r
  15         //global $text;\r
  16         $this->text="<?xml version=\"1.0\" encoding=\"iso-8859-1\"?><result>";\r
  17         $this->text.= $this->array_transform($array);\r
  18         $this->text .="</result>";\r
  19         return $this->text;\r
  20         }\r
  21 \r
  22         function array_transform($array){\r
  23         //global $array_text;\r
  24         foreach($array as $key => $value){\r
  25         if(!is_array($value)){\r
  26          $this->text .= "<$key>$value</$key>";\r
  27          } else {\r
  28          $this->text.="<$key>";\r
  29          $this->array_transform($value);\r
  30          $this->text.="</$key>";\r
  31          }\r
  32         }\r
  33         //return $array_text;\r
  34 \r
  35         }\r
  36         /*Transform an XML string to associative array "XML Parser Functions"*/\r
  37         function xml2array($xml){\r
  38         $this->depth=-1;\r
  39         $this->xml_parser = xml_parser_create();\r
  40         xml_set_object($this->xml_parser, $this);\r
  41         xml_parser_set_option ($this->xml_parser,XML_OPTION_CASE_FOLDING,0);//Don't put tags uppercase\r
  42         xml_set_element_handler($this->xml_parser, "startElement", "endElement");\r
  43         xml_set_character_data_handler($this->xml_parser,"characterData");\r
  44         xml_parse($this->xml_parser,$xml,true);\r
  45         xml_parser_free($this->xml_parser);\r
  46         return $this->arrays[0];\r
  47 \r
  48         }\r
  49         function startElement($parser, $name, $attrs)\r
  50          {\r
  51            $this->keys[]=$name; //We add a key\r
  52            $this->node_flag=1;\r
  53            $this->depth++;\r
  54          }\r
  55         function characterData($parser,$data)\r
  56          {\r
  57            $key=end($this->keys);\r
  58            $this->arrays[$this->depth][$key]=$data;\r
  59            $this->node_flag=0; //So that we don't add as an array, but as an element\r
  60          }\r
  61         function endElement($parser, $name)\r
  62          {\r
  63            $key=array_pop($this->keys);\r
  64            //If $node_flag==1 we add as an array, if not, as an element\r
  65            if($this->node_flag==1){\r
  66              $this->arrays[$this->depth][$key]=$this->arrays[$this->depth+1];\r
  67              unset($this->arrays[$this->depth+1]);\r
  68            }\r
  69            $this->node_flag=1;\r
  70            $this->depth--;\r
  71          }\r
  72 \r
  73 }//End of the class\r
  74 \r
  75 \r
  76 ?>