/[cvs]/nfo/php/libs/org.netfrag.glib/DataSource/Generic.php
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revision 1.18 by joko, Fri Apr 11 00:55:49 2003 UTC revision 1.25 by jonen, Mon Nov 17 18:01:03 2003 UTC
# Line 9  Line 9 
9   */   */
10    
11  /**  /**
12   * <b>Cvs-Log:</b>   * Cvs-Log:
13   *   *
  * <pre>  
14   * $Id$   * $Id$
15   *   *
16   * $Log$   * $Log$
17     * Revision 1.25  2003/11/17 18:01:03  jonen
18     * bugfix: php cannot use perl-syntax!! ;-)
19     *
20     * Revision 1.23  2003/07/14 10:02:32  jonen
21     * removed debug dumper
22     *
23     * Revision 1.22  2003/06/06 04:25:45  joko
24     * fix: query args get encapsulated once more
25     *
26     * Revision 1.21  2003/05/10 18:14:50  jonen
27     * + implements 'create' of item (query mapping part)
28     *
29     * Revision 1.20  2003/04/19 16:07:15  jonen
30     * + added '_query[list_meta]' at 'queryData' needed for meta query args
31     *    (e.g. at UserManagment)
32     *
33     * Revision 1.19  2003/04/18 15:40:51  joko
34     * NEW: tree data handling
35     *   introduced new adapter: DataSource::Adapter::Free
36     *   enhanced datasource_handler_buildoptions: now handles a) case 'tree'  b) _query[filter]
37     *
38   * Revision 1.18  2003/04/11 00:55:49  joko   * Revision 1.18  2003/04/11 00:55:49  joko
39   * updated 'datasource_handler_buildoptions': action dispatcher now aware of 'delete'   * updated 'datasource_handler_buildoptions': action dispatcher now aware of 'delete'
40   *   *
# Line 97  Line 117 
117   *   *
118   * Revision 1.1  2003/03/01 03:10:40  joko   * Revision 1.1  2003/03/01 03:10:40  joko
119   * + initial commit   * + initial commit
  * </pre>  
120   *   *
121   */   */
122    
# Line 493  class DataSource_Generic extends DesignP Line 512  class DataSource_Generic extends DesignP
512          // ... resolves this._modules.adapter._id to this._modules.adapter._module          // ... resolves this._modules.adapter._id to this._modules.adapter._module
513                    
514          switch ($locator->_adapter_type) {          switch ($locator->_adapter_type) {
515    
516            case 'phpHtmlLib':            case 'phpHtmlLib':
517              //$adapter_arguments = $args[title];              //$adapter_arguments = $args[title];
   
518              $this->set_adapter_module('DataSource::Adapter::phpHtmlLib::DataSource');              $this->set_adapter_module('DataSource::Adapter::phpHtmlLib::DataSource');
519                            
520              // in order to let the Adapter communicate with the Proxy,              // in order to let the Adapter communicate with the Proxy,
521              // instantiate a wrapper method in a third namespace via              // instantiate a wrapper method in a third namespace via
522              // Exporter::export_symbol(from, to)              // Exporter::export_symbol(from, to)
523              $this->set_adapter_options($this);              $this->set_adapter_options($this);
524                break;
525    
526              // NEW [2003-04-17]: Freedom for the adapter!
527              // phpHtmlLib didn't have a tree widget, but PEAR does.
528              // So: Free us from the phpHtmlLib-adapter in this case.
529              case 'free':
530                $this->set_adapter_module('DataSource::Adapter::Free');
531                $this->set_adapter_options($this);
532              break;              break;
533    
534            default:            default:
535              user_error("DataSource::Generic: no Adapter could be selected!");              user_error("DataSource::Generic: no Adapter could be selected: \$locator->_adapter_type='$locator->_adapter_type'");
536              break;              break;
537          }          }
538    
# Line 718  class DataSource_Generic extends DesignP Line 744  class DataSource_Generic extends DesignP
744              }              }
745   */   */
746              $query_args = array();              $query_args = array();
747                
748                 $msg_prefix = "DataSource::Generic::datasource_handler_buildoptions failed: ";
749               switch ($this->_query[abstract_type]) {               switch ($this->_query[abstract_type]) {
750                  case 'item':
751                    if (!$this->_query[nodename] && $this->_query[action] != 'create') {
752                      $msg = "_query[vartype] == 'objects' requires _query[nodename]";
753                      user_error($msg_prefix . $msg);
754                    } elseif($this->_query[action] == 'create' && $this->_query[parent]) {
755                      if($this->_query[nodename]) { $query_args[node_class] = $this->_query[nodename]; }
756                      if($this->_query['hash_key']) { $query_args['hash_key'] = $this->_query['hash_key']; }
757                      $query_args[nodename] = $this->_query[ident];
758                      $query_args[parent][guid] = $this->_query[parent][guid];
759                      $query_args[parent][nodename] = $this->_query[parent][nodename];
760                    } else {
761                      $query_args[guid] = $this->_query[ident];
762                      $query_args[nodename] = $this->_query[nodename];
763                      // 2003-11-17 NEW: use expand flag for real obj expand at backend
764                      if ($this->_query[expand]) {$query_args[expand] = 1; }
765                    }
766                    break;
767                case 'list':                case 'list':
768                  if (!$this->_query[nodename]) {                  if (!$this->_query[nodename]) {
769                    $msg = "_query[vartype] == 'objects' requires _query[nodename]";                    $msg = "_query[vartype] == 'objects' requires _query[nodename]";
770                    user_error("DataSource::Generic: query_data() - failed: " . $msg);                    user_error($msg_prefix . $msg);
771                  }                  }
772                  //array_push($query_args, $this->_query[nodename]);                  //array_push($query_args, $this->_query[nodename]);
773                  $query_args[nodename] = $this->_query[nodename];                  $query_args[nodename] = $this->_query[nodename];
774                    if($this->_query[list_meta]) { $query_args[list_meta] = $this->_query[list_meta]; }
775                  break;                  break;
776                case 'item':                case 'tree':
777                    /*
778                  if (!$this->_query[nodename]) {                  if (!$this->_query[nodename]) {
779                    $msg = "_query[vartype] == 'objects' requires _query[nodename]";                    $msg = "_query[vartype] == 'objects' requires _query[nodename]";
780                    user_error("DataSource::Generic: query_data() - failed: " . $msg);                    user_error($msg_prefix . $msg);
781                  }                  }
782                    */
783                  $query_args[guid] = $this->_query[ident];                  $query_args[guid] = $this->_query[ident];
784                  $query_args[nodename] = $this->_query[nodename];                  //$query_args[nodename] = $this->_query[nodename];
785                  break;                                break;
786                  default:
787                    $msg = "\$this->_query[abstract_type] could not be dispatched as 'item', 'list' or 'tree'.";
788                    user_error($msg_prefix . $msg);
789                    break;
790                }
791                
792                // filter???
793                //print "Filter: " . Dumper($this->_query[filter]) . "<br>";
794                if ($this->_query[filter]) {
795                  $query_args[filter] = $this->_query[filter];
796              }              }
797                            
798              // dispatch action              // dispatch action
799                //print "Action: " . $this->_query[action] . "<br>";
800              if ($this->_query[action] == 'write') {              if ($this->_query[action] == 'write') {
801               $query_args[action] = $this->_query[action];               $query_args[action] = $this->_query[action];
802               $query_args[data] = $this->_query[data];               $query_args[data] = $this->_query[data];
803              } elseif ($this->_query[action] == 'delete') {              } elseif ($this->_query[action] == 'delete') {
804               $query_args[action] = $this->_query[action];               $query_args[action] = $this->_query[action];
805                } elseif ($this->_query[action] == 'create') {
806                   $query_args[action] = $this->_query[action];
807              }              }
808                
809              $args = array(              $args = array(
810                            'data_type' => $this->_query[abstract_type],                            'data_type' => $this->_query[abstract_type],
811                            'query_args' => $query_args                            'query_args' => $query_args
# Line 760  class DataSource_Generic extends DesignP Line 822  class DataSource_Generic extends DesignP
822            // remoteMethod            // remoteMethod
823            case 'method':            case 'method':
824              $command = $this->_query[method];              $command = $this->_query[method];
825              $args = $this->_query[args];              //$args = $this->_query[args];
826                // FIX
827                $args = array( $this->_query[args] );
828              break;              break;
829    
830          }          }
# Line 769  class DataSource_Generic extends DesignP Line 833  class DataSource_Generic extends DesignP
833          // FIXME: bad behaviour?          // FIXME: bad behaviour?
834          if (!is_array($args)) { $args = array( $args ); }          if (!is_array($args)) { $args = array( $args ); }
835                    
836            //print Dumper($args);
837            
838          /*          /*
839          $this->_query[rpc_command] = $command;          $this->_query[rpc_command] = $command;
840          $this->_query[rpc_args] = $command;          $this->_query[rpc_args] = $command;
# Line 803  class DataSource_Generic extends DesignP Line 869  class DataSource_Generic extends DesignP
869    
870    
871          function &fetch_result() {          function &fetch_result() {
872    
873          //print Dumper($this);
874                
875        $this->datasource_handler_buildoptions();        $this->datasource_handler_buildoptions();
876    
877        $call = $this->_locator->get_call();        $call = $this->_locator->get_call();
878    
879        //print Dumper($call);        //print Dumper($call);
880          //return;
881    
882        // pre-flight checks        // pre-flight checks
883          if (!$call[method]) {          if (!$call[method]) {
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