/[cvs]/nfo/php/libs/org.netfrag.glib/DesignPattern/RemoteProxy.php
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revision 1.10 by joko, Fri Mar 28 03:05:54 2003 UTC revision 1.19 by joko, Mon Jun 7 16:56:45 2004 UTC
# Line 18  Line 18 
18   *    $Id$   *    $Id$
19   * -------------------------------------------------------------------------   * -------------------------------------------------------------------------
20   *    $Log$   *    $Log$
21     *    Revision 1.19  2004/06/07 16:56:45  joko
22     *    enabled caching-layers
23     *    minor fixes regarding caching
24     *
25     *    Revision 1.18  2004/05/13 19:17:55  jonen
26     *    + bugfix: utf8 conversion was missing at some backend-calls
27     *
28     *    Revision 1.17  2003/07/14 10:05:23  jonen
29     *    bugfix: added *needed* function 'getAttributes'
30     *
31     *    Revision 1.16  2003/07/02 13:51:38  jonen
32     *    removed debug dumper
33     *
34     *    Revision 1.15  2003/04/11 01:32:21  joko
35     *    renamed logging function
36     *
37     *    Revision 1.14  2003/04/09 02:06:45  joko
38     *    errormessage now shown preformatted
39     *
40     *    Revision 1.13  2003/04/04 17:38:03  joko
41     *    modifications regarding error-/exception-handling and -tracing
42     *
43     *    Revision 1.12  2003/03/29 08:01:21  joko
44     *    modified ErrorBoxing
45     *
46     *    Revision 1.11  2003/03/28 06:44:51  joko
47     *    VERBOSE mode
48     *
49   *    Revision 1.10  2003/03/28 03:05:54  joko   *    Revision 1.10  2003/03/28 03:05:54  joko
50   *    more fancy debugging-output   *    more fancy debugging-output
51   *   *
# Line 257  class DesignPattern_RemoteProxy extends Line 285  class DesignPattern_RemoteProxy extends
285    var $backend;    var $backend;
286    
287    function DesignPattern_RemoteProxy($objectId = "", $options = array() ) {    function DesignPattern_RemoteProxy($objectId = "", $options = array() ) {
288      logp(get_class($this) . "->new()", PEAR_LOG_INFO);      php::log(get_class($this) . "->new(objectId=$objectId)", PEAR_LOG_INFO);
289      global $proxy;      global $proxy;
290    
291      // 2003-03-05 - modified constructor      // 2003-03-05 - modified constructor
# Line 321  class DesignPattern_RemoteProxy extends Line 349  class DesignPattern_RemoteProxy extends
349    
350    
351    function load() {    function load() {
352      logp(get_class($this) . "->load()", PEAR_LOG_INFO);      php::log(get_class($this) . "->load()", PEAR_LOG_INFO);
353      if (!$this->_loadState()) {      if (!$this->_loadState()) {
354        if (!$this->_loadProxy()) {        if (!$this->_loadProxy()) {
355    
# Line 378  class DesignPattern_RemoteProxy extends Line 406  class DesignPattern_RemoteProxy extends
406      $this->attributes = $data;      $this->attributes = $data;
407    }    }
408    
409      function getAttributes() {
410        return $this->attributes;
411      }
412    
413    function flushProxy() {    function flushProxy() {
414          connectdb();          connectdb();
415      $sql = "DELETE FROM f_proxy WHERE oid='$this->objectId'";      $sql = "DELETE FROM f_proxy WHERE oid='$this->objectId'";
# Line 393  class DesignPattern_RemoteProxy extends Line 425  class DesignPattern_RemoteProxy extends
425    function _loadState() {    function _loadState() {
426      global $proxy;      global $proxy;
427    
428        // just do session-caching if requested
429        if (!$this->meta[cache][session]) { return; }
430    
431      // trace      // trace
432        //print Dumper($this);        //print Dumper($this);
433    
434      // debug      // debug
435        logp(get_class($this) . "->_loadState()");        php::log(get_class($this) . "->_loadState()");
436                
437      if ($this->attributes = $proxy[$this->objectId]) {      if ($this->attributes = $proxy[$this->objectId]) {
438        //print "_loadState:" . dumpVar($this->attributes);        //print "_loadState:" . dumpVar($this->attributes);
439        $this->meta[decoded] = 1;        $this->meta[decoded] = 1;
440        // TODO: make a parameter from this (0 deactivates session-layer)        // TODO: make a parameter from this (0 deactivates session-layer)
441        return 0;        return 1;
442      }      }
443    }    }
444    
445    function _saveState() {    function _saveState() {
446      global $proxy;      global $proxy;
447      logp(get_class($this) . "->_saveState()");      
448        // just do session-caching if requested
449        if (!$this->meta[cache][session]) { return; }
450        
451        php::log(get_class($this) . "->_saveState()");
452      $proxy[$this->objectId] = $this->attributes;      $proxy[$this->objectId] = $this->attributes;
453      //print "_saveState: " . dumpVar($this->attributes);      //print "_saveState: " . dumpVar($this->attributes);
454      // TODO: throw exception-message back to user if operation fails      // TODO: throw exception-message back to user if operation fails
# Line 422  class DesignPattern_RemoteProxy extends Line 461  class DesignPattern_RemoteProxy extends
461            
462      // trace & debug      // trace & debug
463        //print Dumper($this);        //print Dumper($this);
464        logp(get_class($this) . "->_loadProxy()");        php::log(get_class($this) . "->_loadProxy()");
465                
466      connectdb();      connectdb();
467      $sql = "SELECT payload FROM f_proxy WHERE oid='$this->objectId'";      $sql = "SELECT payload FROM f_proxy WHERE oid='$this->objectId'";
# Line 431  class DesignPattern_RemoteProxy extends Line 470  class DesignPattern_RemoteProxy extends
470        if ($row) {        if ($row) {
471          $this->payload = $row[payload];          $this->payload = $row[payload];
472          // TODO: make a parameter from this (0 deactivates mysqldb-layer)          // TODO: make a parameter from this (0 deactivates mysqldb-layer)
473          return 0;          return 1;
474        }        }
475      }      }
476    }    }
# Line 442  class DesignPattern_RemoteProxy extends Line 481  class DesignPattern_RemoteProxy extends
481      // FIXME!      // FIXME!
482      if (!$this->meta[cache][db]) { return; }      if (!$this->meta[cache][db]) { return; }
483    
484      logp(get_class($this) . "->_saveProxy()");      php::log(get_class($this) . "->_saveProxy()");
485          connectdb();          connectdb();
486          if ($this->payload) {          if ($this->payload) {
487        //$sql = "INSERT INTO f_proxy SET payload='$this->payload' WHERE oid='$this->objectId'";        //$sql = "INSERT INTO f_proxy SET payload='$this->payload' WHERE oid='$this->objectId'";
# Line 455  class DesignPattern_RemoteProxy extends Line 494  class DesignPattern_RemoteProxy extends
494    }    }
495        
496    function _loadRemote() {    function _loadRemote() {
497      logp(get_class($this) . "->_loadRemote()");      php::log(get_class($this) . "->_loadRemote()");
498            
499      // trace      // trace
500        //print Dumper($this->meta);        //print Dumper($this->meta);
# Line 464  class DesignPattern_RemoteProxy extends Line 503  class DesignPattern_RemoteProxy extends
503            
504      // 1. check backend-handle      // 1. check backend-handle
505      if (!$this->backend) {      if (!$this->backend) {
506        logp(get_class($this) . "->_loadRemote: no backend handle, please check argument 'rpcinfo'", PEAR_LOG_CRIT);        php::log(get_class($this) . "->_loadRemote: no backend handle, please check argument 'rpcinfo'", PEAR_LOG_CRIT);
507        return;        return;
508      }      }
509            
# Line 472  class DesignPattern_RemoteProxy extends Line 511  class DesignPattern_RemoteProxy extends
511        // check for guid or oid        // check for guid or oid
512        if ($this->meta[guid]) {        if ($this->meta[guid]) {
513          if (!$this->objectId) {          if (!$this->objectId) {
514            logp(get_class($this) . "->_loadRemote: argument 'guid' requires valid objectId", PEAR_LOG_WARNING);            php::log(get_class($this) . "->_loadRemote: argument 'guid' requires valid objectId", PEAR_LOG_WARNING);
515            return;            return;
516          }          }
517          if (!$this->meta[classname]) {          if (!$this->meta[classname]) {
518            logp(get_class($this) . "->_loadRemote: argument 'guid' requires 'classname'", PEAR_LOG_WARNING);            php::log(get_class($this) . "->_loadRemote: argument 'guid' requires 'classname'", PEAR_LOG_WARNING);
519            return;            return;
520          }          }
521          logp(get_class($this) . "->_loadRemote: getObjectByGuid", PEAR_LOG_DEBUG);          php::log(get_class($this) . "->_loadRemote: getObjectByGuid", PEAR_LOG_DEBUG);
522          $args = array( guid => $this->objectId, classname => $this->meta[classname] );          $args = array( guid => $this->objectId, classname => $this->meta[classname] );
523          $result = $this->backend->send('getObjectByGuid', $args );          $result = $this->backend->send('getObjectByGuid', $args, array( utf8 => 1)  );
524    
525        } elseif ($this->meta[oid]) {        } elseif ($this->meta[oid]) {
526          if (!$this->objectId) {          if (!$this->objectId) {
527            logp(get_class($this) . "->_loadRemote: argument 'oid' requires valid objectId", PEAR_LOG_WARNING);            php::log(get_class($this) . "->_loadRemote: argument 'oid' requires valid objectId", PEAR_LOG_WARNING);
528            return;            return;
529          }          }
530          logp(get_class($this) . "->_loadRemote: getObject", PEAR_LOG_DEBUG);          php::log(get_class($this) . "->_loadRemote: getObject", PEAR_LOG_DEBUG);
531          $result = $this->backend->send('getObject', $this->objectId);          $result = $this->backend->send('getObject', $this->objectId, array( utf8 => 1) );
532    
533        } elseif ($this->meta[key]) {        } elseif ($this->meta[key]) {
534          if (!$this->meta[command]) {          if (!$this->meta[command]) {
535            logp(get_class($this) . "->_loadRemote: argument 'key' requires 'command'", PEAR_LOG_WARNING);            php::log(get_class($this) . "->_loadRemote: argument 'key' requires 'command'", PEAR_LOG_WARNING);
536            return;            return;
537          }          }
538          /*          /*
539          if (!$this->meta[query]) {          if (!$this->meta[query]) {
540            logp(get_class($this) . "->_loadRemote: argument 'key' requires 'query'", PEAR_LOG_WARNING);            php::log(get_class($this) . "->_loadRemote: argument 'key' requires 'query'", PEAR_LOG_WARNING);
541            return;            return;
542          }          }
543          */          */
544          //logp(get_class($this) . "->_loadRemote: $this->meta[command](" . join(' ', $this->meta[query]) . ")", PEAR_LOG_DEBUG);          //php::log(get_class($this) . "->_loadRemote: $this->meta[command](" . join(' ', $this->meta[query]) . ")", PEAR_LOG_DEBUG);
545          //print Dumper(array($this->meta[command], $this->meta[query]));          //print Dumper(array($this->meta[command], $this->meta[query]));
546          $result = $this->backend->send($this->meta[command], $this->meta[query]);          $result = $this->backend->send($this->meta[command], $this->meta[query], array( utf8 => 1) );
547                    
548        }        }
549    
550      //print "result: " . dumpVar($result) . "<br>";      //print "result: " . dumpVar($result) . "<br>";
551    
552      $status = $this->backend->getStatus();      $status = $this->backend->status();
553      //print Dumper($status);      //print Dumper($status);
554            
555      $style = html_style("text/css", '.caption { color: yellow }');      $good = is_array($result) && sizeof($result) && $status[connected];
       
     $statusbox = html_div();  
     $statusbox->set_style('background: #558856; border: 2px black groove; width:640px; padding:10px; margin:40px;');  
     $statusbox->add( html_b("Connected:"), $status[connected], html_br() );  
     $statusbox->add( html_span('caption', "Connected:"), $status[connected], html_br() );  
     foreach ($status[errors] as $error) {  
       $statusbox->add( html_span('caption', "Error[$error[code]]:"), $error[message], html_br() );  
     }  
       
     if (is_array($result)) {  
       $good = 1;  
     } else {  
       $message = get_class($this) . "->_loadRemote: Error while trying to talk to remote side. Please check wire, socket or api.";  
       $statusbox->add( $message, html_br() );  
       logp($message, PEAR_LOG_CRIT);  
     }  
556    
557      if ($good && sizeof($result)) {      if ($good) {
558                
559        // FIXME: this is dangerous!        // FIXME: this is dangerous!
560          /*
561        if ($_GET[debug]) {        if ($_GET[debug]) {
562          print Dumper($result);          print Dumper($result);
563        }        }
564          */
565                
566        $this->payload = serialize($result);        $this->payload = serialize($result);
567        // ----- move this to _encode some times        // ----- move this to _encode some times
# Line 546  class DesignPattern_RemoteProxy extends Line 571  class DesignPattern_RemoteProxy extends
571        $this->flushState();        $this->flushState();
572            
573      } else {      } else {
574        print $style->render();        
575        print $statusbox->render();        if (constants::get('APP_MODE_DEBUG')) {
576            $this->draw_error_box($status);
577          } else {
578            php::maintenance('rpc', array( status => $status ) );
579          }
580            
581      }      }
582            
583    }    }
584    
585    function draw_error_box($status) {
586      $style = html_style("text/css", '.boxlabel_yellow { color: yellow; font-weight:bold; }');
587      $statusbox = html_div();
588      $statusbox->set_style('background: red; border: 2px black groove; width:640px; padding:10px; margin:40px;');
589      $statusbox->add( html_span('boxlabel_yellow', "Method:"), get_class($this) . "->_loadRemote", html_br() );
590      $statusbox->add( html_span('boxlabel_yellow', "Connected:"), $status[connected], html_br() );
591      $statusbox->add( html_span('boxlabel_yellow', "RPCSESSID:"), $status[RPCSESSID], html_br() );
592      foreach ($status[errors] as $error) {
593        $msg = html_pre($error[message]);
594        $statusbox->add( html_span('boxlabel_yellow', "Error($error[code]):"), $msg );
595      }
596        
597      $message = "Error while talking to remote side. Please check wire, socket or api.";
598      php::log($message, PEAR_LOG_CRIT);
599      $statusbox->add( html_span('boxlabel_yellow', "Critical:"), $message, html_br() );
600    
601      // V1
602      /*
603      if (constants::get('VERBOSE') || constants::get('ERRORS_ONLY')) {
604        print $style->render();
605        print $statusbox->render();
606      } else {
607        foreach ($status[errors] as $error) {
608          print Dumper($error);
609        }
610      }
611      */
612    
613      // V2
614      trace( container($style, $statusbox) );
615    
616    }  
617    
618    
619    function _saveBackend($result) {    function _saveBackend($result) {
620      logp(get_class($this) . "->_saveBackend()");      php::log(get_class($this) . "->_saveBackend()");
621    
622      //$encoder = new TextEncode($result);      //$encoder = new TextEncode($result);
623      //$encoder->toUTF8();      //$encoder->toUTF8();
# Line 585  class DesignPattern_RemoteProxy extends Line 648  class DesignPattern_RemoteProxy extends
648    
649  }  }
650    
 ?>  
651    ?>
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