diff options
Diffstat (limited to 'engine/lib/xml.php')
| -rw-r--r-- | engine/lib/xml.php | 99 |
1 files changed, 65 insertions, 34 deletions
diff --git a/engine/lib/xml.php b/engine/lib/xml.php index 208763239..7b1c7da7b 100644 --- a/engine/lib/xml.php +++ b/engine/lib/xml.php @@ -12,6 +12,25 @@ */ /** + * @class XMLElement + * A class representing an XML element for import. + */ + class XmlElement + { + /** The name of the element */ + public $name; + + /** The attributes */ + public $attributes; + + /** CData */ + public $content; + + /** Child elements */ + public $children; + }; + + /** * This function serialises an object recursively into an XML representation. * The function attempts to call $data->export() which expects a stdClass in return, otherwise it will attempt to * get the object variables using get_object_vars (which will only return public variables!) @@ -89,41 +108,53 @@ } /** - * XML 2 Array function. - * Taken from http://www.bytemycode.com/snippets/snippet/445/ - * @license UNKNOWN - Please contact if you are the original author of this code. - * @author UNKNOWN + * Parse an XML file into an object. + * Based on code from http://de.php.net/manual/en/function.xml-parse-into-struct.php by + * efredricksen at gmail dot com + * + * @param string $xml The XML. */ - function xml2array($xml) + function xml_2_object($xml) { - $xmlary = array(); - - $reels = '/<(\w+)\s*([^\/>]*)\s*(?:\/>|>(.*)<\/\s*\\1\s*>)/s'; - $reattrs = '/(\w+)=(?:"|\')([^"\']*)(:?"|\')/'; - - preg_match_all($reels, $xml, $elements); - - foreach ($elements[1] as $ie => $xx) { - $xmlary[$ie]["name"] = $elements[1][$ie]; - - if ($attributes = trim($elements[2][$ie])) { - preg_match_all($reattrs, $attributes, $att); - foreach ($att[1] as $ia => $xx) - $xmlary[$ie]["attributes"][$att[1][$ia]] = $att[2][$ia]; - } - - $cdend = strpos($elements[3][$ie], "<"); - if ($cdend > 0) { - $xmlary[$ie]["text"] = substr($elements[3][$ie], 0, $cdend - 1); - } - - if (preg_match($reels, $elements[3][$ie])) - $xmlary[$ie]["elements"] = __xml2array($elements[3][$ie]); - else if ($elements[3][$ie]) { - $xmlary[$ie]["text"] = $elements[3][$ie]; - } - } - - return $xmlary; + $parser = xml_parser_create(); + + // Parse $xml into a structure + xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1); + xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0); + xml_parse_into_struct($parser, $xml, $tags); + + xml_parser_free($parser); + + $elements = array(); + $stack = array(); + + foreach ($tags as $tag) + { + $index = count($elements); + + if ($tag['type'] == "complete" || $tag['type'] == "open") + { + $elements[$index] = new XmlElement; + $elements[$index]->name = $tag['tag']; + $elements[$index]->attributes = $tag['attributes']; + $elements[$index]->content = $tag['value']; + + if ($tag['type'] == "open") + { + $elements[$index]->children = array(); + $stack[count($stack)] = &$elements; + $elements = &$elements[$index]->children; + } + } + + if ($tag['type'] == "close") + { + $elements = &$stack[count($stack) - 1]; + unset($stack[count($stack) - 1]); + } + } + + return $elements[0]; } + ?>
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