Source for file jResponseRdf.class.php
Documentation is available at jResponseRdf.class.php
- <?php
- /**
- * @package jelix
- * @subpackage core_response
- * @author Laurent Jouanneau
- * @contributor
- * @copyright 2006-2008 Laurent Jouanneau
- * @link http://www.jelix.org
- * @licence GNU Lesser General Public Licence see LICENCE file or http://www.gnu.org/licenses/lgpl.html
- */
-
-
- /**
- * output RDF content.
- * This is a basic RDF generator, which generates content from
- * an array of data.
- * @package jelix
- * @subpackage core_response
- * @see jResponse
- */
-
- final class jResponseRdf extends jResponse {
- /**
- * @var string
- */
- protected $_type = 'rdf';
- protected $_acceptSeveralErrors=true;
-
- /**
- * List of object or array, which will be transform into RDF content
- * @var array
- */
- public $data;
-
- /**
- * a template selector for complex RDF content.
- * keep empty if you have a simple array of array in $data :
- * RDF content will be generated by a simple generator.
- * if you specify a template, you don't have to fill other
- * properties (except data)
- * @var string
- */
- public $template;
-
- /**
- * namespace of the attributes and elements that will content your data.
- * @var string
- */
- public $resNs="http://dummy/rdf#";
- /**
- * namespace prefix
- * @var string
- */
- public $resNsPrefix='row';
- /**
- * uri prefix of all ressources
- * @var string
- */
- public $resUriPrefix = "urn:data:row:";
- /**
- * uri of the root sequence
- * @var string
- */
- public $resUriRoot = "urn:data:row";
- /**
- * list of array values you want to put in attributes
- * @var string
- */
- public $asAttribute=array();
- /**
- * list of array values you want to put in elements
- * @var string
- */
- public $asElement=array();
- /**
- *
- */
- protected $prologSent=false;
-
- public function output(){
- if($this->hasErrors()) return false;
- $this->_httpHeaders['Content-Type']='text/xml;charset='.$GLOBALS['gJConfig']->charset;
- $this->sendHttpHeaders();
-
- echo '<?xml version="1.0" encoding="'.$GLOBALS['gJConfig']->charset.'"?>';
- $this->prologSent = true;
- if($this->template !=''){
- $tpl= new jTpl();
- $tpl->assign('data',$this->data);
- $tpl->display($this->template);
- }else{
- $this->generateContent();
- }
- return true;
- }
-
- protected function generateContent(){
- $EOL="\n";
- echo '<RDF xmlns:RDF="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"'.$EOL;
- echo ' xmlns:',$this->resNsPrefix,'="',$this->resNs,'" xmlns:NC="http://home.netscape.com/NC-rdf#">',$EOL;
-
- echo '<Bag RDF:about="'.$this->resUriRoot.'">'.$EOL;
- foreach($this->data as $dt){
- echo "<li>\n<Description ";
- // NC:parseType="Integer"
- if(is_object($dt))
- $dt=get_object_vars ($dt);
- if(count($this->asAttribute) || count($this->asElement)){
- foreach($this->asAttribute as $name){
- echo $this->resNsPrefix,':',$name,'="',htmlspecialchars($dt[$name]),'" ';
- }
- if(count($this->asElement)){
- echo ">\n";
- foreach($this->asElement as $name){
- echo '<',$this->resNsPrefix,':',$name,'>',htmlspecialchars($dt[$name]),'</',$this->resNsPrefix,':',$name,">\n";
- }
- echo "</Description>\n</li>\n";
- }else
- echo "/>\n</li>\n";
-
- }else{
- if(count($dt)){
- echo ">\n";
- foreach($dt as $name=>$val){
- echo '<',$this->resNsPrefix,':',$name,'>',htmlspecialchars($val),'</',$this->resNsPrefix,':',$name,">\n";
- }
- echo "</Description>\n</li>\n";
- }else{
- echo "/>\n</li>\n";
- }
- }
- }
- echo "</Bag>\n</RDF>\n";
- }
-
-
- public function outputErrors(){
- global $gJCoord;
- $EOL="\n";
- if(!$this->_httpHeadersSent){
- header("HTTP/1.0 500 Internal Server Error");
- header("Content-Type: text/xml;charset=".$GLOBALS['gJConfig']->charset);
- }
- if(!$this->prologSent){
- echo '<?xml version="1.0" encoding="ISO-8859-1"?>'.$EOL;
- }
- echo '<RDF xmlns:RDF="http://www.w3.org/1999/02/22-rdf-syntax-ns#"'.$EOL;
- echo ' xmlns:err="http://jelix.org/ns/rdferr#" xmlns:NC="http://home.netscape.com/NC-rdf#">'.$EOL;
-
- echo '<Bag RDF:about="urn:jelix:error">'.$EOL;
- if(count($gJCoord->errorMessages)){
- foreach($gJCoord->errorMessages as $e){
- echo "<li>\n";
- echo '<Description err:code="'.$e[1].'" err:type="'.$e[0].'" err:file="'.$e[3].'" err:line="'.$e[4].'">';
- echo '<err:message>'.htmlspecialchars($e[2]).'</err:message>';
- echo "</Description>\n";
- echo "</li>\n";
- }
- }else{
- echo "<li>\n";
- echo '<Description err:code="-1" err:type="error" err:file="" err:line="">';
- echo '<err:message>Unknown error</err:message>';
- echo "</Description>\n";
- echo "</li>\n";
- }
- echo "</Bag>\n";
- echo "</RDF>\n";
- }
- }
Documentation generated on Thu, 22 Mar 2012 22:16:47 +0100 by phpDocumentor 1.4.3