/[drupal]/contributions/modules/ShindigIntegrator/shindig_integrator/shindig_integrator.module
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revision 1.2, Mon Dec 8 12:58:17 2008 UTC revision 1.3, Thu Oct 22 08:28:43 2009 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id$  // $Id: shindig_integrator.module,v 1.2.2.11 2009/10/22 07:54:28 impetus Exp $
3  /**  /**
4   * @file   * @file
5   * Module to integrate shindig framework   * Module to integrate shindig framework
# Line 86  function shindig_integrator_perm() { Line 86  function shindig_integrator_perm() {
86    return array(    return array(
87      'view application directory',      'view application directory',
88      'create application',      'create application',
89            'delete applications',
90      'view application canvas',      'view application canvas',
91      'view list of user applications',      'view list of user applications',
92      'view user applications on profile',      'view user applications on profile',
# Line 104  function shindig_integrator_menu() { Line 105  function shindig_integrator_menu() {
105      'access arguments' => array('view application directory'),      'access arguments' => array('view application directory'),
106      'type'             => MENU_NORMAL_ITEM);      'type'             => MENU_NORMAL_ITEM);
107    
   $items['add_application/%'] = array(  
     'title'            => t('Add application'),  
     'description'      => t('Add application to user account.'),  
     'page callback'    => 'shindig_integrator_add_application',  
     'page arguments'   => array(1),  
     'access arguments' => array('view application directory'),  
     'type'             => MENU_CALLBACK);  
   
108    $items['create_app'] = array(    $items['create_app'] = array(
109      'title'            => t('Add new application'),      'title'            => t('Add new application'),
110      'description'      => 'Add new application to database through xml URL.',      'description'      => 'Add new application to database through xml URL.',
111      'page callback'    => 'create_app_page',          'page callback' => 'drupal_get_form',
112      'access arguments' => array('create application'), );      'page arguments' => array('create_app_form'));
113    
   $items['delete_application/%'] = array(  
     'title'            => t('Delete application'),  
     'description'      => t('Delete application from user account.'),  
     'page callback'    => 'shindig_integrator_delete_application',  
     'page arguments'   => array(1),  
     'access arguments' => array('view application canvas'),  
     'type'             => MENU_CALLBACK);  
   
114    $items['application_canvas/%/%'] = array(    $items['application_canvas/%/%'] = array(
115      'title'            => t('Application canvas page'),      'title'            => t('Application canvas page'),
116      'description'      => t('Show Application In Canvas View.'),      'description'      => t('Show Application In Canvas View.'),
# Line 133  function shindig_integrator_menu() { Line 118  function shindig_integrator_menu() {
118      'page arguments'   => array(1, 2),      'page arguments'   => array(1, 2),
119      'access arguments' => array('view application canvas'),      'access arguments' => array('view application canvas'),
120      'type'             => MENU_CALLBACK);      'type'             => MENU_CALLBACK);
121    
122      $items['setPrefs'] = array(
123        'title'            => t('Application canvas page'),
124        'description'      => t('Set User preference.'),
125        'page callback'    => 'set_user_preference',
126        'access arguments' => array('view application canvas'),
127        'type'             => MENU_CALLBACK);
128    
129    return $items;    return $items;
130  }  }
# Line 216  function shindig_integrator_block($op = Line 208  function shindig_integrator_block($op =
208   */   */
209  function show_directory_page($msg="", $error="") {  function show_directory_page($msg="", $error="") {
210    global $user;    global $user;
211    
212    if ( !user_access('view application directory')) {    if ( !user_access('view application directory')) {
213      return ;      return ;
214    }    }
215    
216    if (!empty($msg)) {    if ( user_access('delete applications')) {
217      if ($error) {      drupal_set_message('Please note, the "Remove" link is NOT the opposite of "Add". "Add" will add an application to your account, where as remove will delete the appication from the system completely. To remove an application from your account, please use the links provided on the "Application canvas" page.');
       drupal_set_message($msg, 'error');  
     }  
     else {  
       drupal_set_message($msg);  
     }  
218    }    }
219    
220    $path                = drupal_get_path('module', 'shindig_integrator');    $path                = drupal_get_path('module', 'shindig_integrator');
221    $default_thumb       = "$path/images/noimage.gif";    $default_thumb       = "$path/images/noimage.gif";
222    $num_apps_on_page    = 10;    $num_apps_on_page    = 10;
# Line 247  function show_directory_page($msg="", $e Line 236  function show_directory_page($msg="", $e
236    $result_get_all_apps = pager_query(    $result_get_all_apps = pager_query(
237      "SELECT * FROM {applications}",      "SELECT * FROM {applications}",
238      $num_apps_on_page, 0, "SELECT COUNT(*) FROM {applications}");      $num_apps_on_page, 0, "SELECT COUNT(*) FROM {applications}");
239      $apps = array();
240      $headers = array();
241    while ($record_get_all_apps = db_fetch_object($result_get_all_apps)) {    while ($record_get_all_apps = db_fetch_object($result_get_all_apps)) {
242      $app_id          = $record_get_all_apps->id;      $app_id          = $record_get_all_apps->id;
243      $app_thumb       = ($record_get_all_apps->thumbnail) ?      $app_thumb       = ($record_get_all_apps->thumbnail) ?
# Line 259  function show_directory_page($msg="", $e Line 250  function show_directory_page($msg="", $e
250      $app[]           = check_plain($app_dir_title);      $app[]           = check_plain($app_dir_title);
251      $app[]           = ($app_description=="")?"No Description":check_plain($app_description);      $app[]           = ($app_description=="")?"No Description":check_plain($app_description);
252      if (!in_array($app_id, $user_app_array)) {      if (!in_array($app_id, $user_app_array)) {
253        $app_id = base64_encode($app_id);          $app[] = (drupal_get_form('add_app_form_'. $app_id, $app_id) . (user_access('delete application') ?
254        $app[] = l(t('Add'), "add_application/$app_id");            drupal_get_form('remove_app_form_'. $app_id, $app_id) : ' '));
255      }      }
256      else {      else {
257        $app[] = "&nbsp;";        $app[] = ((user_access('delete application') ?
258            drupal_get_form('remove_app_form_'. $app_id, $app_id) :
259            ''));
260      }      }
261      $apps[] = $app;      $apps[] = $app;
262    }    }
263    $output        = "";    $output        = "";
264    $attr['width'] = "100%";    $attr['width'] = "100%";
265    $output        = theme('table', $headers, $apps, $attr);    $output        = theme('table', $headers, $apps, $attr);
266    $output       .=  theme('pager', NULL, $limit, 0);    $output       .=  theme('pager', NULL, $num_apps_on_page, 0);
267    return $output;    return $output;
268  }  }
269    
270  /**  /**
271   * Page callback for 'addApplication'.   * Implementation of hook_forms().
272   *   *
273   * @param $app_id   * This is necessary when multiple forms appear on the same page, each
274   *   Application id which will be added to user's account   * requiring a separate form_id, but all using the same underlying callbacks.
275   */   */
276  function shindig_integrator_add_application($app_id=0) {  function shindig_integrator_forms($form_id, $args) {
277    global $user;    if (strpos($form_id, "add_app_form_") === 0) {
278    $app_id       = base64_decode($app_id);      $forms[$form_id] = array('callback' => 'add_app_form');
279    $u_id         = $user->uid;      return $forms;
280    $is_error     = "";    }
281    if (is_null(db_query("INSERT INTO {user_applications} (user_id,application_id) VALUES(%d,%d)", $u_id, $app_id))) {  
282      $msg      = t("There is some problem in adding application to your account. Please try again.");    if (strpos($form_id, "remove_app_form_") === 0) {
283      $is_error = "error";      $forms[$form_id] = array('callback' => 'remove_app_form');
284        return $forms;
285      }
286    
287    }
288    
289    /**
290     * Form to remove an application from application directory
291     *
292     * @param
293     * $form_id
294     *   Form id
295     * $app_id
296     *   Id of application which user wants to delete from his account
297     */
298    function remove_app_form($form_id, $app_id) {
299      $form['app_id'] = array(
300        '#type' => 'hidden',
301        '#value' => $app_id
302      );
303    
304      $form['submit'] = array(
305        '#type'  => 'submit',
306        '#value' => t('Remove'),
307      );
308      $form['#submit'] = array("remove_app_form_submit");
309      return $form;
310    }
311    
312    /**
313     * Submit function for remove_app_form
314     */
315    function remove_app_form_submit($form, &$form_state) {
316      drupal_get_messages('error');
317      drupal_get_messages('status');
318      $app_id  = $form_state['values']['app_id'];
319    
320      $res = db_query("DELETE FROM {user_applications} WHERE application_id=%d", $app_id);
321      if (!$res) {
322        return FALSE;
323    }    }
324      $res = db_query("DELETE FROM {applications} WHERE id=%d", $app_id);
325      if (!$res) {
326        drupal_set_message(t('There is some problem to remove these application from directory. Please try again.'));
327      }
328    else {    else {
329      $msg = t("Application added successfully to your account");      drupal_set_message(t('Application removed successfully from directory.'));
330    }    }
   drupal_goto("show_directory/$msg/$is_error");  
331  }  }
332    
333  /**  /**
334   * Page callback for 'create_app'.   * Form to add an application to user's account
335     *
336     * @param
337     * $form_id
338     *   Form id
339     * $app_id
340     *   Id of application which user wants to delete from his account
341     */
342    function add_app_form($form_id, $app_id) {
343      $form['app_id'] = array(
344        '#type' => 'hidden',
345        '#value' => $app_id
346      );
347       $form['add_app_submit'] = array(
348        '#type'  => 'submit',
349        '#value' => t('Add'),
350      );
351      $form['#submit'] = array("add_app_form_submit");
352    
353    
354      return $form;
355    }
356    
357    /**
358     * Submit function for remove_app_form
359   */   */
360  function create_app_page() {  function add_app_form_submit($form, &$form_state) {
361    if (!user_access('create application')) {    global $user;
362      return;    drupal_get_messages('error');
363      drupal_get_messages('status');
364      $app_id       = $form_state['values']['app_id'];
365      $u_id         = $user->uid;
366      if (is_null(db_query("INSERT INTO {user_applications} (user_id,application_id) VALUES(%d,%d)", $u_id, $app_id))) {
367        $msg      = t("There is some problem in adding application to your account. Please try again.");
368        drupal_set_message(t("There is some problem in adding application to your account. Please try again."), 'error');
369      }
370      else {
371        $msg = t("Application added successfully to your account");
372        drupal_set_message(t("Application added successfully to your account"));
373    }    }
   $output        = "";  
   $output       .= drupal_get_form('create_app_form');  
   return $output;  
374  }  }
375    
376  /**  /**
# Line 334  function create_app_form_submit($form, & Line 400  function create_app_form_submit($form, &
400    $app_url  = trim($form_state['values']['gadget_url']);    $app_url  = trim($form_state['values']['gadget_url']);
401    $response = save_application($app_url);    $response = save_application($app_url);
402    if (!empty($response['error'])) {    if (!empty($response['error'])) {
403      $error = t('Cannot add the application. Error: ') . $response['error'];      $error = t('Cannot add the application. Error: %error', array('%error' => $response['error']));
404      drupal_set_message($error, 'error');      drupal_set_message($error, 'error');
405    }    }
406    else {    else {
# Line 424  function save_application($app_url) { Line 490  function save_application($app_url) {
490    
491        $res = db_query("SELECT id FROM {applications} WHERE url = '%s'" , $info['url']);        $res = db_query("SELECT id FROM {applications} WHERE url = '%s'" , $info['url']);
492        $record = db_fetch_object($res);        $record = db_fetch_object($res);
493          $error = '';
494        if (is_null($record)) {        if (is_null($record)) {
495          $error = t("Could not store application in registry");          $error = t("Could not store application in registry");
496        }        }
# Line 469  function fetch_gadget_metadata($app_url) Line 536  function fetch_gadget_metadata($app_url)
536  }  }
537    
538  /**  /**
  * Page callback for 'delete_application'.  
  *  
  * @param $app_id  
  *   Id of application which user wants to delete from his account  
  */  
 function shindig_integrator_delete_application($app_id) {  
   global $user;  
   $user_id = $user->uid;  
   $res = db_query("DELETE FROM {user_applications} WHERE application_id=%d AND user_id", base64_decode($app_id), $user_id);  
   if(!res) {  
     return FALSE;  
   }  
   drupal_goto("user");  
 }  
   
   
 /**  
539   * Implementation of hook_user().   * Implementation of hook_user().
540   */   */
541  function shindig_integrator_user($op, &$edit, &$owner, $category = '') {  function shindig_integrator_user($op, &$edit, &$owner, $category = '') {
# Line 503  function shindig_integrator_user($op, &$ Line 553  function shindig_integrator_user($op, &$
553        $owner_id                 = isset($owner->uid) ? $owner->uid:$user->uid;        $owner_id                 = isset($owner->uid) ? $owner->uid:$user->uid;
554        $viewer_id                = $user->uid;        $viewer_id                = $user->uid;
555        $output                   = "";        $output                   = "";
556        $apps                     = array();
557        $result_get_app           = db_query("SELECT id, title FROM {applications} WHERE id IN        $result_get_app           = db_query("SELECT id, title FROM {applications} WHERE id IN
558                                                                                          (                                                                                          (
559                                                                                            SELECT application_id FROM {user_applications} WHERE user_id =%d                                                                                            SELECT application_id FROM {user_applications} WHERE user_id =%d
# Line 570  function theme_apps_on_profile($items) { Line 621  function theme_apps_on_profile($items) {
621    $view       = "profile";    $view       = "profile";
622    $owner_id   = isset($owner->uid) ? $owner->uid:$user->uid;    $owner_id   = isset($owner->uid) ? $owner->uid:$user->uid;
623    $output     = "";    $output     = "";
624      $attr = '';
625    if (!empty($items)) {    if (!empty($items)) {
626      foreach ($items as $item) {      foreach ($items as $item) {
627        $app_id  = $item['app_id'];        $app_id  = check_plain($item['app_id']);
628        $mod_id  = $item['mod_id'];        $mod_id  = check_plain($item['mod_id']);
629        $output .= '<div id='. $mod_id .' align="center">';        $output .= theme('add_gadget', $app_id, $mod_id, $view, check_plain($owner_id));
       $output .= theme('image', check_plain($image_path ."loading.gif"), '', '', $attr, FALSE);  
       $output .= '</div>';  
       $output .= theme('add_gadget', $app_id, $mod_id, $view, $owner_id);  
630        $output .= '<hr>';        $output .= '<hr>';
631      }      }
632    }    }
# Line 601  function theme_apps_on_profile($items) { Line 650  function theme_apps_on_profile($items) {
650   * HTML in string format   * HTML in string format
651   */   */
652  function theme_add_gadget($app_id, $mod_id, $view, $owner_id) {  function theme_add_gadget($app_id, $mod_id, $view, $owner_id) {
653      module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/Config');
654    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/SecurityToken');    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/SecurityToken');
655    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/BlobCrypter');    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/BlobCrypter');
656    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicSecurityToken');    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicSecurityToken');
657    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicBlobCrypter');    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicBlobCrypter');
658    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/Crypto');    module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/Crypto');
   module_load_include('php', 'shindig_integrator', '/shindig/php/config');  
659    
660    global $user;    global $user;
661    $viewer_id   = $user->uid;    $viewer_id   = $user->uid;
662      $output      = '';
663    $rs_Apps     = db_query("SELECT * FROM {applications} WHERE id = %d", $app_id);    $rs_Apps     = db_query("SELECT * FROM {applications} WHERE id = %d", $app_id);
664    if(!$rs_Apps) {    if(!$rs_Apps) {
665      return FALSE;      return FALSE;
666    }    }
667    $row_rs_Apps = db_fetch_object($rs_Apps);    while ($gadget = db_fetch_object($rs_Apps)) {
   $gadget      = $row_rs_Apps;  
668    $container   = "default";    $container   = "default";
669    
670      // get user preferences
671      $result = db_query('SELECT name, value FROM application_settings WHERE application_id = %d and user_id = %d', $app_id, $viewer_id);
672      $user_prefs = array();
673      while ($row = db_fetch_array($result)) {
674        $user_prefs[$row['name']] = $row['value'];
675      }
676    
677    
678    $prefs       = "";    $prefs       = "";
679    
680      $settings = ! empty($gadget->settings) ? unserialize($gadget->settings) : array();
681      foreach ($settings as $key => $setting) {
682        if (! empty($key)) {
683          $value = isset($user_prefs[$key]) ? $user_prefs[$key] : (isset($setting->default) ? $setting->default : null);
684          if (isset($user_prefs[$key])) {
685            unset($user_prefs[$key]);
686          }
687          $prefs .= '&up_' . urlencode(check_plain($key)) . '=' . urlencode(check_plain($value));
688        }
689      }
690    
691      // Prepare the user preferences for inclusion in the iframe url
692      foreach ($user_prefs as $name => $value) {
693        // if some keys _are_ set in the db, but not in the gadget metadata, we still parse them on the url
694        // (the above loop unsets the entries that matched
695        if (! empty($value) && ! isset($appParams[$name])) {
696          $prefs .= '&up_' . urlencode($name) . '=' . urlencode($value);
697        }
698      }
699    $security_token = BasicSecurityToken::createFromValues(isset($owner_id) ? $owner_id:'0', // Owner    $security_token = BasicSecurityToken::createFromValues(isset($owner_id) ? $owner_id:'0', // Owner
700      (isset($viewer_id) ? $viewer_id:'0'),                                                 // Viewer      (isset($viewer_id) ? $viewer_id:'0'),                                                 // Viewer
701      $gadget->id,                                                                          // App id      $gadget->id,                                                                          // App id
# Line 632  function theme_add_gadget($app_id, $mod_ Line 710  function theme_add_gadget($app_id, $mod_
710    module_load_include('php', 'shindig_integrator', '/shindig/php/config/local');    module_load_include('php', 'shindig_integrator', '/shindig/php/config/local');
711    
712    $path = drupal_get_path('module', 'shindig_integrator');    $path = drupal_get_path('module', 'shindig_integrator');
   $js_path =  strstr(ShindigConfig::get('web_prefix'), 'sites');  
713    
   
714    $iframe_url = ShindigConfig::get('gadget_server') .'/gadgets/ifr?'.    $iframe_url = ShindigConfig::get('gadget_server') .'/gadgets/ifr?'.
715      'synd='. $container      'synd='. $container
716      .'&container='. $container      .'&container='. check_plain($container)
717      .'&viewer='. (isset($viewer_id) ? $viewer_id:'0')      .'&viewer='. check_plain((isset($viewer_id) ? $viewer_id:'0'))
718      .'&owner='. (isset($owner_id) ? $owner_id:$viewer_id)      .'&owner='. check_plain((isset($owner_id) ? $owner_id:$viewer_id))
719      .'&aid='. $gadget->id      .'&aid='. base64_encode(check_plain($gadget->id))
720      .'&mid='. $mod_id      .'&mid='. base64_encode(check_plain($mod_id))
721      .'&nocache=1'      .'&nocache=1'
722      .'&country=US'      .'&country=US'
723      .'&lang=EN'      .'&lang=EN'
724      .'&view='. $view      .'&view='. check_plain($view)
725      .'&parent='. urlencode('http://'. $_SERVER['HTTP_HOST'])      .'&parent='. urlencode('http://'. $_SERVER['HTTP_HOST'])
726      . $prefs      . $prefs
727      . (isset($_REQUEST['appParams']) ? '&view-params='. urlencode($_REQUEST['appParams']):'')      . (isset($_REQUEST['appParams']) ? '&view-params='. urlencode(check_plain($_REQUEST['appParams'])):'')
728      .'&st='. base64_encode($security_token->toSerialForm())      .'&st='. base64_encode($security_token->toSerialForm())
729      .'&v='. $gadget->version      .'&v='. check_plain($gadget->version)
730      .'&url='. urlencode(check_url($gadget->url))      .'&url='. urlencode(check_url($gadget->url))
731      .'#rpctoken='. rand(0, getrandmax());      .'#rpctoken='. rand(0, getrandmax());
732    
733    $height      = !empty($gadget->height) ? check_plain($gadget->height):'200';      $height      = !empty($gadget->height) ? check_plain($gadget->height):'200';
734    $iframe_name = "remote_iframe_" . $mod_id;      $iframe_name = "remote_iframe_" . check_plain($mod_id);
735    $iframe_id   = "remote_iframe_" . $mod_id;      $iframe_id   = "remote_iframe_" . check_plain($mod_id);
736    $scrolling   = $gadget->scrolling ? 'yes':'no';      $scrolling   = $gadget->scrolling ? 'yes':'no';
737    
738    drupal_add_js($js_path .'/gadgets/js/rpc.js?c=1');      drupal_add_css($path ."/css/jquery.css");
739    drupal_add_js($path ."/prototype-1.6.0.2-min.js");      drupal_add_js($path ."/shindig/features/src/main/javascript/features/core/util.js?c=1");
740    drupal_add_js($path ."/container.js");      drupal_add_js($path ."/shindig/features/src/main/javascript/features/core/json.js?c=1");
741        drupal_add_js($path ."/shindig/features/src/main/javascript/features/rpc/rpc.js?c=1");
742        drupal_add_js($path ."/js/jquery.all.js");
743        drupal_add_js($path ."/js/container.js");
744    
745    $iframe_str  = '<iframe width="100%" height='. $height .' name='. $iframe_name .' id='. $iframe_id .' scrolling ='. $scrolling .' frameborder="no" src= "'. $iframe_url .'" class="gadgets-gadget" style="display:none;" onLoad="showIframe(\''. $iframe_id .'\',\''. $mod_id .'\');"></iframe>';      $iframe_str  = '<iframe width="100%" height='. $height .' name='. $iframe_name .' id='. $iframe_id .' scrolling ='. $scrolling .' frameborder="no" src= "'. $iframe_url .'" class="gadgets-gadget"></iframe>';
746    
747    $output .= '<div class="iframe_div" align="center">'. $iframe_str .'</div>';      $output .= '<div class="iframe_div"' .' id='. $iframe_id .'_title align="center" style="padding-top:30px;font-family: inherit;font-size: large;font-weight: bold;">'. check_plain($gadget->title) .'</div><br>';
748        $output .= '<div class="iframe_div" align="center" style="padding-top:30px;">'. $iframe_str ."</div>\n";
749      }
750    return $output;    return $output;
751  }  }
752    
# Line 686  function theme_application_canvas($app_i Line 767  function theme_application_canvas($app_i
767    $image_path = "$path/images/";    $image_path = "$path/images/";
768    $view       = "canvas";    $view       = "canvas";
769    $ret        = array();    $ret        = array();
770      $attr       = array();
771    $owner_id   = $user->uid;    $owner_id   = $user->uid;
772    $app_id     = base64_decode($app_id);    $app_id     = base64_decode(check_plain($app_id));
773    $mod_id     = base64_decode($mod_id);    $mod_id     = base64_decode(check_plain($mod_id));
774    $output     = "";    $output     = "";
   $output    .= '<div id="'. $mod_id .'" align="center" width="100%">';  
   $output    .= theme('image', $image_path ."/loading.gif", '', '', $attr, FALSE);  
   $output    .= '</div>';  
775    $output    .= theme('add_gadget', $app_id, $mod_id, $view, $owner_id);    $output    .= theme('add_gadget', $app_id, $mod_id, $view, $owner_id);
776    $delete_url   = "delete_application/". base64_encode($app_id);    $output .= '<div align="right">';
777    $output .= '<div align="right">'. l(t("Delete application"), $delete_url) .'</div>';    $output .= drupal_get_form('delete_app_form', $app_id);
778      $output .= '</div>';
779    return $output;    return $output;
780  }  }
781    
782    /**
783     * Form to delete an application from user's account
784     *
785     * @param
786     * $form_id
787     *   Form id
788     * $app_id
789     *   Id of application which user wants to delete from his account
790     */
791    function delete_app_form($form_id, $app_id) {
792      $form['app_id'] = array(
793        '#type' => 'hidden',
794        '#value' => $app_id
795      );
796    
797      $form['submit'] = array(
798        '#type'  => 'submit',
799        '#value' => t('Delete application'),
800      );
801      return $form;
802    }
803    
804    /**
805     * Submit function for delete_app_form
806     */
807    function delete_app_form_submit($form, &$form_state) {
808      $app_id  = trim($form_state['values']['app_id']);
809      $user_id = $user->uid;
810      $res = db_query("DELETE FROM {user_applications} WHERE application_id=%d AND user_id", $app_id, $user_id);
811      if (!$res) {
812        drupal_set_message(t('There is some problem to delete these application from your account. Please try again.'));
813      }
814      drupal_goto("user");
815    }
816    
817    /**
818     * Function to set user preferences through gadgets
819     */
820    function set_user_preference() {
821      if (empty($_POST['st']) || empty($_POST['name']) || ! isset($_POST['value'])) {
822        header("HTTP/1.0 400 Bad Request", true);
823        echo "<html><body><h1>400 - Bad Request</h1></body></html>";
824      } else {
825            module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/Config');
826        module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/SecurityToken');
827        module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/BlobCrypter');
828        module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicSecurityToken');
829        module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/BasicBlobCrypter');
830        module_load_include('php', 'shindig_integrator', '/shindig/php/src/common/sample/Crypto');
831        try {
832          $st = urldecode(base64_decode($_POST['st']));
833          $key = urldecode($_POST['name']);
834          $value = urldecode($_POST['value']);
835          $token = BasicSecurityToken::createFromToken($st, Config::get('token_max_age'));
836          $app_id = $token->getAppId();
837          $viewer = $token->getViewerId();
838          $sql = "INSERT INTO application_settings (application_id, user_id, name, value) values (%d, %d, '%s', '%s') on duplicate key update value = '%s'";
839          db_query("INSERT INTO application_settings (application_id, user_id, name, value) values (%d, %d, '%s', '%s') on duplicate key update value = '%s'", $app_id, $viewer, $key, $value, $value);
840          echo "success";
841        } catch (Exception $e) {
842          header("HTTP/1.0 400 Bad Request", true);
843          echo "<html><body><h1>400 - Bad Request</h1>" . $e->getMessage() . "</body></html>";
844        }
845      }
846      die();
847    }
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