120 lines
4.0 KiB
PHP
120 lines
4.0 KiB
PHP
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<?php
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/**
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* xml2array() will convert the given XML text to an array in the XML structure.
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* Link: http://www.bin-co.com/php/scripts/xml2array/
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* Arguments : $contents - The XML text
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* $get_attributes - 1 or 0. If this is 1 the function will get the attributes as well as the tag values - this results in a different array structure in the return value.
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* Return: The parsed XML in an array form.
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*/
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function xml2array($contents, $get_attributes=1)
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{
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if (!$contents) return array();
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if (!function_exists('xml_parser_create'))
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{
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//print "'xml_parser_create()' function not found!";
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return array();
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}
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//Get the XML parser of PHP - PHP must have this module for the parser to work
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$parser = xml_parser_create();
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xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, 0 );
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xml_parser_set_option( $parser, XML_OPTION_SKIP_WHITE, 1 );
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xml_parse_into_struct( $parser, $contents, $xml_values );
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xml_parser_free( $parser );
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if (!$xml_values) return;//Hmm...
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//Initializations
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$xml_array = array();
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$parents = array();
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$opened_tags = array();
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$arr = array();
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$current = &$xml_array;
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//Go through the tags.
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foreach($xml_values as $data)
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{
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unset($attributes,$value);//Remove existing values, or there will be trouble
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//This command will extract these variables into the foreach scope
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// tag(string), type(string), level(int), attributes(array).
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extract($data);//We could use the array by itself, but this cooler.
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$result = '';
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if ($get_attributes)
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{//The second argument of the function decides this.
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$result = array();
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if (isset($value)) $result['value'] = $value;
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//Set the attributes too.
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if (isset($attributes))
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{
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foreach($attributes as $attr => $val)
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{
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if ($get_attributes == 1) $result['attr'][$attr] = $val; //Set all the attributes in a array called 'attr'
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/** :TODO: should we change the key name to '_attr'? Someone may use the tagname 'attr'. Same goes for 'value' too */
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}
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}
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}
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elseif (isset($value))
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{
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$result = $value;
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}
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//See tag status and do the needed.
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if ($type == "open")
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{//The starting of the tag '<tag>'
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$parent[$level-1] = &$current;
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if (!is_array($current) or (!in_array($tag, array_keys($current))))
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{ //Insert New tag
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$current[$tag] = $result;
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$current = &$current[$tag];
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}
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else
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{ //There was another element with the same tag name
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if (isset($current[$tag][0]))
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{
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array_push($current[$tag], $result);
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}
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else
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{
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$current[$tag] = array($current[$tag],$result);
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}
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$last = count($current[$tag]) - 1;
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$current = &$current[$tag][$last];
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}
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}
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elseif ($type == "complete")
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{ //Tags that ends in 1 line '<tag />'
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//See if the key is already taken.
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if (!isset($current[$tag]))
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{ //New Key
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$current[$tag] = $result;
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//array_push($current[$tag],$result);
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}
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else
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{ //If taken, put all things inside a list(array)
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if ((is_array($current[$tag]) and $get_attributes == 0)//If it is already an array...
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or (isset($current[$tag][0]) and is_array($current[$tag][0]) and $get_attributes == 1))
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{
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array_push($current[$tag],$result); // ...push the new element into that array.
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}
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else
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{ //If it is not an array...
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$current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
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}
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}
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}
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elseif ($type == 'close')
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{ //End of tag '</tag>'
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$current = &$parent[$level-1];
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}
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}
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return($xml_array);
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}
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