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authorz0rglub <z0rglub@piwigo.org>2003-05-17 11:42:03 +0000
committerz0rglub <z0rglub@piwigo.org>2003-05-17 11:42:03 +0000
commit2c2af65b6a95e20ba9ca49139683d2d150edb1b6 (patch)
tree89dfe5da914ab688e598666cbd0e2d0d0079688a /include/functions_xml.inc.php
parentf96563b9e8ffbc67af2ee5826b8f0c9b33dbb87e (diff)
*** empty log message ***
git-svn-id: http://piwigo.org/svn/trunk@13 68402e56-0260-453c-a942-63ccdbb3a9ee
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-rw-r--r--include/functions_xml.inc.php119
1 files changed, 119 insertions, 0 deletions
diff --git a/include/functions_xml.inc.php b/include/functions_xml.inc.php
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+++ b/include/functions_xml.inc.php
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+<?php
+/***************************************************************************
+ * functions_xml.inc.php *
+ * ------------------- *
+ * application : PhpWebGallery 1.3 *
+ * author : Pierrick LE GALL <pierrick@z0rglub.com> *
+ * *
+ ***************************************************************************
+
+ ***************************************************************************
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; *
+ * *
+ ***************************************************************************/
+
+//------------------------------------------------------------------ constantes
+define( ATT_REG, '\w+' );
+define( VAL_REG, '[^"]*' );
+
+//------------------------------------------------------------------- functions
+// getContent returns the content of a tag
+//
+// example : getContent( "<name>Joe</name>" ) returns "Joe"
+//
+// It also works with strings containing themself sub-tags :
+// <perso><name>Jean</name><firstname>Billie</fisrtname></perso> ->
+// <name>Jean</name><firstname>Billie</firstname>
+function getContent( $element )
+{
+ // deleting start of the tag
+ $content = preg_replace( '/^<[^>]+>/', '', $element );
+ // deleting end of the tag
+ $content = preg_replace( '/<\/\w+>$/', '', $content );
+ // replacing multiple instance of space character
+ $content = preg_replace( '/\s+/', ' ', $content );
+
+ return $content;
+}
+
+// The function get Attribute returns the value corresponding to the attribute
+// $attribute for the tag $element.
+function getAttribute( $element, $attribute )
+{
+ $regex = '/^<\w+[^>]*'.$attribute.'\s*=\s*"('.VAL_REG.')"/i';
+ if ( preg_match( $regex, $element, $out ) ) return $out[1];
+ else return '';
+}
+
+function deprecated_getAttribute( $element, $attribute )
+{
+ // Retrieving string with tag name and all attributes
+ $regex = '/^<\w+( '.ATT_REG.'="'.VAL_REG.'")*/';
+ preg_match( $regex, $element, $out );
+
+ // Splitting string for retrieving separately attributes
+ // and corresponding values
+ $regex = '/('.ATT_REG.')="('.VAL_REG.')"/';
+ preg_match_all( $regex, $out[0], $out );
+
+ // Searching and returning the value of the requested attribute
+ for ( $i = 0; $i < sizeof( $out[0] ); $i++ )
+ {
+ if ( $out[1][$i] == $attribute )
+ {
+ return $out[2][$i];
+ }
+ }
+ return '';
+}
+
+// The function getChild returns the first child
+// exemple : getChild( "<table><tr>XXX</tr><tr>YYY</tr></table>", "tr" )
+// returns "<tr>XXX</tr>"
+function getChild( $document, $node )
+{
+ $regex = '/<'.$node.'(\s+'.ATT_REG.'="'.VAL_REG.'")*';
+ $regex.= '(\s*\/>|>.*<\/'.$node.'>)/U';
+
+ preg_match( $regex, $document, $out );
+ return $out[0];
+}
+
+// getChildren returns a list of the children identified by the $node
+// example :
+// getChild( "<table><tr>XXX</tr><tr>YYY</tr></table>", "tr" )
+// returns an array with :
+// $array[0] equals "<tr>XXX</tr>"
+// $array[1] equals "<tr>YYY</tr>"
+function getChildren( $document, $node )
+{
+ $regex = '/<'.$node.'(\s+'.ATT_REG.'="'.VAL_REG.'")*';
+ $regex.= '(\s*\/>|>.*<\/'.$node.'>)/U';
+
+ preg_match_all( $regex, $document, $out );
+ return $out[0];
+}
+
+// get_CodeXML places the content of a text file in a PHP variable and
+// return it. If the file can't be opened, returns false.
+function getXmlCode( $filename )
+{
+ $file = fopen( $filename, 'r' );
+ if ( !$file )
+ {
+ return false;
+ }
+ while ( !feof( $file ) )
+ {
+ $xml_content .= fgets( $file, 1024 );
+ }
+ fclose( $file );
+ $xml_content = str_replace( "\n", '', $xml_content );
+ $xml_content = str_replace( "\t", '', $xml_content );
+
+ return $xml_content;
+}
+?> \ No newline at end of file