git-svn-id: http://piwigo.org/svn/trunk@2357 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 141 insertions, 0 deletions

diff --git a/BSF/include/functions_xml.inc.php b/BSF/include/functions_xml.inc.php
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+++ b/BSF/include/functions_xml.inc.php
@@ -0,0 +1,141 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery                                  |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008      Piwigo Team                  http://piwigo.org |
+// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
+// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
+// +-----------------------------------------------------------------------+
+// | 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                                          |
+// |                                                                       |
+// | This program is distributed in the hope that it will be useful, but   |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
+// | General Public License for more details.                              |
+// |                                                                       |
+// | You should have received a copy of the GNU General Public License     |
+// | along with this program; if not, write to the Free Software           |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA.                                                                  |
+// +-----------------------------------------------------------------------+
+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
+  $content = preg_replace( '/<\/[^>]+>$/', '', $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, $attribute )
+{
+//  echo htmlentities($element).'<br /><br />';
+  $regex = '/^<\w+[^>]*\b'.$attribute.'\s*=\s*"('.VAL_REG.')"/i';
+  if ( preg_match( $regex, $element, $out ) ) 
+  {
+    return html_entity_decode($out[1], ENT_QUOTES);
+  }
+  else return '';
+}
+
+// The function encode Attribute returns the xml attribute $attribute="$value" 
+function encodeAttribute( $attribute, $value )
+{
+  return $attribute.'="'.htmlspecialchars($value, ENT_QUOTES).'" ';
+}
+
+// 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';
+
+  if
+    (
+      preg_match( $regex, $document, $out )
+      or
+      preg_last_error() == PREG_NO_ERROR
+    )
+  {
+    return $out[0];
+  }
+  else
+  {
+    die('getChild: error ['.preg_last_error().'] with preg_match function');
+  }
+}
+
+// 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';
+
+  if
+    (
+      preg_match_all( $regex, $document, $out )
+      or
+      preg_last_error() == PREG_NO_ERROR
+    )
+  {
+    return $out[0];
+  }
+  else
+  {
+    die('getChild: error ['.preg_last_error().'] with preg_match_all function');
+  }
+}
+
+// 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 )
+{
+  if (function_exists('ini_set'))
+  {
+    // limit must be growed with php5 and "big" listing file
+    ini_set("pcre.backtrack_limit", pow(2, 32));
+  }
+
+  $file = fopen( $filename, 'r' );
+  if ( !$file )
+  {
+    return false;
+  }
+
+  $xml_content = '';
+  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;
+}
+?>