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Diff of /mambo/branches/4.6/administrator/includes/admin.php

-revision 128, Sat Jan 14 13:53:24 2006 UTC
+revision 129, Sat Jan 14 18:19:40 2006 UTC
 Line 11
  defined( '_VALID_MOS' ) or die( 'Direct Access to this location is not allowed.' );
  /**
+ * Basic XML parsing of installation files
+ ***/
+ class mosBasicXML {
+         var $opentags = array();
+         var $opencount;
+         var $accept = array();
+         var $mosinstall = false;
+         var $type;
+         var $terminalError = false;
+         var $errors = array();
+         function mosBasicXML ($file) {
+ //echo $file.'<br />';
+                 $this->setTree();
+                 $parser = xml_parser_create();
+                 $startfunc = array ($this, 'start_element');
+                 $endfunc = array ($this, 'end_element');
+                 $charfunc = array ($this, 'character_data');
+                 xml_set_element_handler ($parser, $startfunc, $endfunc);
+                 xml_set_character_data_handler ($parser, $charfunc);
+                 $fp = fopen($file, 'rb');
+                 while ($data = fread($fp, 4096) AND !$this->terminalError) {
+                         $data = str_replace('&', ' ampersand ', $data);
+                         $ret = xml_parse($parser, $data, feof($fp)) or die (sprintf('XML ERROR: %s at line %d',
+                         xml_error_string(xml_get_error_code($parser)),
+                         xml_get_current_line_number($parser)));
+                 }
+                 if (count($this->opentags) != 0) {
+                         $tags = implode (', ', $this->opentags);
+                         trigger_error ("XML error - unclosed tag(s) ($tags) at end of file");
+                 }
+                 xml_parser_free($parser);
+                 if (count($this->errors)) var_dump ($this->errors);
+         }
+         function setTree () {
+                 $this->accept['MOSINSTALL'] = array ('NAME', 'CREATIONDATE', 'AUTHOR', 'COPYRIGHT',
+                 'LICENSE', 'AUTHOREMAIL', 'AUTHORURL', 'VERSION', 'DESCRIPTION', 'FILES', 'GROUP',
+                 'PARAMS', 'INSTALL', 'UNINSTALL', 'INSTALLFILE', 'UNINSTALLFILE', 'ADMINISTRATION',
+                 'IMAGES', 'CSS');
+                 $this->accept['PARAMS'] = array ('PARAM');
+                 $this->accept['PARAM'] = array ('OPTION');
+                 $this->accept['FILES'] = array ('FILENAME');
+                 $this->accept['INSTALL'] = array ('QUERIES');
+                 $this->accept['UNINSTALL'] = array ('QUERIES');
+                 $this->accept['QUERIES'] = array ('QUERY');
+                 $this->accept['ADMINISTRATION'] = array ('FILES', 'IMAGES', 'MENU');
+                 $this->accept['IMAGES'] = array ('FILENAME');
+                 $this->accept['MENU'] = array ('SUBMENU');
+                 $this->accept['SUBMENU'] = array('MENU');
+                 $this->accept['CSS'] = array('FILENAME');
+         }
+         function start_element ($parser, $element_name, $element_attrs) {
+                 if ($this->terminalError) return;
+                 $method = 'element_'.$element_name;
+                 $specific = array ($this, $method);
+                 if (is_callable($specific)) $this->$method($element_attrs);
+                 if ($this->mosinstall) {
+                         $container = $this->opentags[0];
+                         if (!isset($this->accept[$container]) OR !is_array($this->accept[$container])) trigger_error ("XML error $container is not a valid containing element");
+                         if (!in_array($element_name, $this->accept[$container])) trigger_error ("XML error $element_name not permitted within $container");
+                 }
+                 if ($this->mosinstall OR $element_name == 'MOSINSTALL') {
+                         $this->opencount = array_unshift ($this->opentags, $element_name);
+                         $setdata = array ($this, 'set_data');
+                         if (is_callable($setdata)) $this->set_data($element_attrs);
+                         $this->mosinstall = true;
+                 }
+                 else trigger_error ("XML expected MOSINSTALL but found $element_name");
+ //              echo '<br />Start of '.$element_name;
+         }
+         function end_element ($parser, $element_name) {
+                 if ($this->terminalError) return;
+                 $check = array_shift ($this->opentags);
+                 if ($check != $element_name) {
+                         $this->opencount = array_unshift ($this->opentags, $check);
+                         trigger_error("XML last open tag was $check, but found end of $element_name");
+                 }
+                 else $this->opencount--;
+ //              echo '<br />End of '.$element_name;
+         }
+         function character_data ($parser, $data) {
+                 // Should be overridden by inheriting class
+                 $this->errors[] = 'XML handler error - no method provided to deal with character data';
+                 $this->terminalError = true;
+         }
+         function element_mosinstall ($attrs) {
+                 if (isset($attrs['TYPE'])) $this->type = $attrs['TYPE'];
+                 else trigger_error ("XML error - mosinstall does not have type attribute");
+         }
+         function getType () {
+                 return $this->type;
+         }
+ }
+ /**
+ * Extend basic parser to extract the description for a type of install file
+ **/
+ class mosXMLDescription extends mosBasicXML {
+         var $values = array();
+         function character_data ($parser, $data) {
+                 if ($this->terminalError) return;
+                 $data = trim($data);
+                 if ($data) {
+                         if (isset($this->opentags[1]) AND $this->opentags[1] == 'MOSINSTALL') $this->values[$this->opentags[0]] = $data;
+                 }
+         }
+         function getDescription ($type) {
+                 if ($type == $this->type AND isset($this->values['DESCRIPTION'])) return $this->values['DESCRIPTION'];
+                 else return '';
+         }
+         function getName ($type) {
+                 if ($type == $this->type AND isset($this->values['NAME'])) return $this->values['NAME'];
+                 else return '';
+         }
+         function getGroup ($type) {
+                 if ($type == $this->type AND isset($this->values['GROUP'])) return $this->values['GROUP'];
+                 else return '';
+         }
+         function getCreationDate ($type) {
+                 if ($type == $this->type AND isset($this->values['CREATIONDATE'])) return $this->values['CREATIONDATE'];
+                 else return '';
+         }
+         function getAuthor ($type) {
+                 if ($type == $this->type AND isset($this->values['AUTHOR'])) return $this->values['AUTHOR'];
+                 else return '';
+         }
+         function getCopyright ($type) {
+                 if ($type == $this->type AND isset($this->values['COPYRIGHT'])) return $this->values['COPYRIGHT'];
+                 else return '';
+         }
+         function getAuthorEmail ($type) {
+                 if ($type == $this->type AND isset($this->values['AUTHOREMAIL'])) return $this->values['AUTHOREMAIL'];
+                 else return '';
+         }
+         function getAuthorUrl ($type) {
+                 if ($type == $this->type AND isset($this->values['AUTHORURL'])) return $this->values['AUTHORURL'];
+                 else return '';
+         }
+         function getVersion ($type) {
+                 if ($type == $this->type AND isset($this->values['VERSION'])) return $this->values['VERSION'];
+                 else return '';
+         }
+ }
+ /**
  * @param string THe template position
  */
  function mosCountAdminModules(  $position='left' ) {

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Diff of /mambo/branches/4.6/administrator/includes/admin.php