Added calendar selection when the user enables the google calendar synchronization for a provider.

src/application/controllers/backend_api.php

@@ -332,9 +332,9 @@ class Backend_api extends CI_Controller {
      */
     public function ajax_disable_provider_sync() {
         try { 
-            if (!isset($_POST['provider_id'])) {
+            if (!isset($_POST['provider_id'])) 
                 throw new Exception('Provider id not specified.');
-            }
+            
             
             if ($this->privileges[PRIV_USERS]['edit'] == FALSE
                     && $this->session->userdata('user_id') != $_POST['provider_id']) {
@@ -1087,15 +1087,51 @@ class Backend_api extends CI_Controller {
             $this->load->library('google_sync');
             $this->load->model('providers_model');
 
-    		$calendars = $this->google_sync->get_google_calendars($_POST['provider_id']);
+            if (!isset($_POST['provider_id']))
-    		echo json_encode($calendars);
+                throw new Exception('Provider id is required in order to fetch the google calendars.');
 
+            // Check if selected provider has sync enabled. 
+            $google_sync = $this->providers_model->get_setting('google_sync', $_POST['provider_id']);
+            if ($google_sync) {
+                $google_token = json_decode($this->providers_model->get_setting('google_token', $_POST['provider_id']));
+                $this->google_sync->refresh_token($google_token->refresh_token);
+                $calendars = $this->google_sync->get_google_calendars();
+                echo json_encode($calendars);
+            } else {
+                echo json_encode(AJAX_FAILURE);
+            }
     	} catch(Exception $exc) {
             echo json_encode(array(
                 'exceptions' => array(exceptionToJavaScript($exc))
             ));
     	}
     }
+    
+    /**
+     * Select a specific google calendar for a provider. 
+     * 
+     * All the appointments will be synced with this particular calendar.
+     * 
+     * @param numeric $_POST['provider_id'] Provider record id.
+     * @param string $_POST['calendar_id'] Google calendar's id.
+     */
+    public function ajax_select_google_calendar() {
+        try {
+            if ($this->privileges[PRIV_USERS]['edit'] == FALSE
+                    && $this->session->userdata('user_id') != $_POST['provider_id']) {
+                throw new Exception('You do not have the required privileges for this task.');
+            }
+            
+            $this->load->model('providers_model');
+            $result = $this->providers_model->set_setting('google_calendar', $_POST['calendar_id'], $_POST['provider_id']);
+            echo json_encode(($result) ? AJAX_SUCCESS : AJAX_FAILURE);
+            
+        } catch (Exception $exc) {
+            echo json_encode(array(
+                'exceptions' => array(exceptionToJavaScript($exc))
+            ));
+        }
+    }
 }
 
 /* End of file backend_api.php */

src/application/controllers/google.php

@@ -53,18 +53,15 @@ class Google extends CI_Controller {
             
             if (isset($_SESSION['oauth_provider_id'])) {
                 $this->load->model('providers_model');
-       			
                 $this->providers_model->set_setting('google_sync', TRUE, 
                                         $_SESSION['oauth_provider_id']);
                 $this->providers_model->set_setting('google_token', $token, 
                                 $_SESSION['oauth_provider_id']);
                 $this->providers_model->set_setting('google_calendar', 'primary', 
-       					$_SESSION['oath_provider_id']);
+                                $_SESSION['oauth_provider_id']);
-                
             } else {
                 echo '<h1>Sync provider id not specified!</h1>';
             }
-            
        	} else {
             echo '<h1>Authorization Failed!</h1>';
        	}

src/application/language/english/translations_lang.php

@@ -264,3 +264,6 @@ $lang['hour'] = 'Hour';
 $lang['minute'] = 'Minute';
 $lang['google_sync_completed'] = 'Google synchronization completed successfully!';
 $lang['google_sync_failed'] = 'Google synchronization failed: Could not establish server connection.';
+$lang['select_google_calendar'] = 'Select Google Calendar';
+$lang['select_google_calendar_prompt'] = 'Select the calendar that you want to sync your appointments. If you do not want to select a specific calendar the default one will be used.';
+$lang['google_calendar_selected'] = 'Google calendar has been successfully selected!';

src/application/language/german/translations_lang.php

@@ -264,3 +264,6 @@ $lang['hour'] = 'Uhr';
 $lang['minute'] = 'Minute';
 $lang['google_sync_completed'] = 'Google Synchronisation erfolgreich beendet!';
 $lang['google_sync_failed'] = 'Google Synchronisation fehlgeschlagen: Serververbindung konnte nicht hergestellt werden.';
+$lang['select_google_calendar'] = 'Wählen Sie Google Kalender';
+$lang['select_google_calendar_prompt'] = 'Wählen Sie den Kalender, den Sie Ihre Termine synchronisieren möchten. Wenn Sie nicht wollen, um einen bestimmten Kalender wählen den Standard, verwendet.';
+$lang['google_calendar_selected'] = 'Google-Kalender ausgewählt wurde erfolgreich!';

src/application/language/greek/translations_lang.php

@@ -264,3 +264,6 @@ $lang['hour'] = 'Ώρα';
 $lang['minute'] = 'Λεπτά';
 $lang['google_sync_completed'] = 'Ο συγχρονισμός με την Google ολοκληρώθηκε επιτυχώς!';
 $lang['google_sync_failed'] = 'Ο συγχρονισμός με την Google απέτυχε: Δεν μπόρεσε να πραγματοποιηθεί σύνδεση με τον server.';
+$lang['select_google_calendar'] = 'Επιλογή Ημερολογίου της Google';
+$lang['select_google_calendar_prompt'] = 'Επιλέξτε το ημερολόγιο στο οποίο θέλετε να συγχρονίζεται τα ραντεβού σας. Εάν δεν θελήσετε να επιλέξετε ένα συγκεκριμένο ημερολόγιο θα χρησιμοποιηθεί το προεπιλεγμένο.';
+$lang['google_calendar_selected'] = 'Το ημερολόγιο της Google επιλέχθηκε επιτυχώς!';

src/application/libraries/google_sync.php

@@ -301,11 +301,19 @@ class Google_Sync {
      * The given user's token must already exist in db in order to get access to his 
      * Google Calendar account.
      * 
-     * @param numeric $provider_id The provider's record id.
+     * @param string $google_token The user's token will be used to grant access to google calendar.
      * @return array Returns an array with the available calendars.
      */
-    public function get_google_calendars($provider_id) {
+    public function get_google_calendars() {
-    	
+        $calendarList = $this->service->calendarList->listCalendarList();
+        $calendars = array();
+        foreach ($calendarList->items as $google_calendar) {
+            $calendars[] = array(
+                'id' => $google_calendar->id,
+                'summary' => $google_calendar->summary
+            );
+        }
+         return $calendars;
     }
 }
 

src/application/views/backend/calendar.php

@@ -315,7 +315,6 @@
         <button type="button" class="close" data-dismiss="modal" 
                 aria-hidden="true">&times;</button>
         <h3><?php echo $this->lang->line('new_unavailable_title'); ?></h3>
-        
     </div>
     
     <div class="modal-body">
@@ -364,3 +363,35 @@
         </button>
     </div>
 </div>
+
+<?php
+    // --------------------------------------------------------------------
+    //
+    // SELECT GOOGLE CALENDAR
+    //
+    // --------------------------------------------------------------------
+?>
+
+<div id="select-google-calendar" class="modal hide fade">
+    <div class="modal-header">
+        <button type="button" class="close" data-dismiss="modal" 
+                aria-hidden="true">&times;</button>
+        <h3><?php echo $this->lang->line('select_google_calendar'); ?></h3>
+    </div>
+    
+    <div class="modal-body">
+        <p>
+            <?php echo $this->lang->line('select_google_calendar_prompt'); ?>
+        </p>
+        <select id="google-calendar"></select>
+    </div>
+    
+    <div class="modal-footer">
+        <button id="select-calendar" class="btn btn-primary">
+            <?php echo $this->lang->line('select'); ?>
+        </button>
+        <button id="close-calendar" class="btn">
+            <?php echo $this->lang->line('close'); ?>
+        </button>
+    </div>
+</div>

src/assets/js/backend_calendar.js

@@ -708,8 +708,29 @@ var BackendCalendar = {
                             $('#google-sync').prop('disabled', false);
                             $('#select-filter-item option:selected').attr('google-sync', 'true');
                             
-                            // Display the calendar selection dialog.
+                            // Display the calendar selection dialog. First we will get a list 
+                            // of the available user's calendars and then we will display a selection
+                            // modal so the user can select the sync calendar.
+                            var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_get_google_calendars';
+                            var postData = { 
+                                'provider_id': $('#select-filter-item').val()
+                            };
+                            $.post(postUrl, postData, function(response) {
+                                ///////////////////////////////////////////////////////////////////
+                                console.log('Get Available Google Calendars Response', response);
+                                ///////////////////////////////////////////////////////////////////
                                 
+                                if (!GeneralFunctions.handleAjaxExceptions(response)) return;
+                                
+                                $('#google-calendar').empty();
+                                $.each(response, function() {
+                                    var option = '<option value="' + this.id  + '">' + this.summary + '</option>';
+                                    $('#google-calendar').append(option);
+                                });
+                                
+                                $('#select-google-calendar').modal('show');
+                                
+                            }, 'json');
                         }
                     }
                 }, 100);
@@ -922,6 +943,32 @@ var BackendCalendar = {
             $('#manage-appointment').find('#customer-id, #first-name, #last-name, #email, '
                     + '#phone-number, #address, #city, #zip-code, #customer-notes').val('');
         });
+        
+        /**
+         * Event: Select Google Calendar "Click"
+         */
+        $('#select-calendar').click(function() {
+            var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_select_google_calendar';
+            var postData = {
+                'provider_id': $('#select-filter-item').val(),
+                'calendar_id': $('#google-calendar').val()
+            };
+            $.post(postUrl, postData, function(response){
+                ///////////////////////////////////////////////////////////
+                console.log('Select Google Calendar Response', response);
+                ///////////////////////////////////////////////////////////
+                if (!GeneralFunctions.handleAjaxExceptions(response)) return;
+                Backend.displayNotification(EALang['google_calendar_selected']);
+                $('#select-google-calendar').modal('hide');
+            });
+        });
+        
+        /**
+         * Event: Close Google Calendar "Click"
+         */
+        $('#close-calendar').click(function() {
+            $('#select-google-calendar').modal('hide');
+        });
     },
             
     /**
@@ -1630,14 +1677,14 @@ var BackendCalendar = {
                 console.log('Drop Unavailable Event Response:', response);
                 
                 if (response.exceptions) {
-                    reponse.exceptions = GeneralFunctions.parseExceptions(response.exceptions);
+                    response.exceptions = GeneralFunctions.parseExceptions(response.exceptions);
                     GeneralFunctions.displayMessageBox(GeneralFunctions.EXCEPTIONS_TITLE, GeneralFunctions.EXCEPTIONS_MESSAGE);
                     $('#message_box').append(GeneralFunctions.exceptionsToHtml(response.exceptions));
                     return;
                 }
                 
                 if (response.warnings) {
-                    reponse.warnings = GeneralFunctions.parseExceptions(response.warnings);
+                    response.warnings = GeneralFunctions.parseExceptions(response.warnings);
                     GeneralFunctions.displayMessageBox(GeneralFunctions.WARNINGS_TITLE, GeneralFunctions.WARNINGS_MESSAGE);
                     $('#message_box').append(GeneralFunctions.exceptionsToHtml(response.warnings));
                 }