rpc.php

   1 <?php
   2
   3 /* *************************************************************************
   4  *
   5  * phpfspot, presents your F-Spot photo collection in Web browsers.
   6  *
   7  * Copyright (c) by Andreas Unterkircher
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  * *************************************************************************/
  24
  25 require_once "phpfspot.class.php";
  26
  27 /**
  28  * PHPFSPOT_RPC class
  29  *
  30  * handles AJAX-RPC calls from client browsers
  31  * @package phpfspot
  32  */
  33 class PHPFSPOT_RPC {
  34
  35    /**
  36     * PHPFSPOT_RPC constructor
  37     */
  38    public function __construct()
  39    {
  40       /* start PHP session */
  41       session_start();
  42
  43    } // __construct()
  44
  45    public function process_ajax_request()
  46    {
  47       require_once 'HTML/AJAX/Server.php';
  48
  49       $server = new HTML_AJAX_Server();
  50       $server->handleRequest();
  51
  52       $phpfspot = new PHPFSPOT();
  53
  54       /* if no action is specified, no need to further process this
  55        * function here.
  56        */
  57       if(!isset($_GET['action']) && !isset($_POST['action']))
  58          return;
  59
  60       if(isset($_GET['action']))
  61          $action = $_GET['action'];
  62       if(isset($_POST['action']))
  63          $action = $_POST['action'];
  64
  65       switch($action) {
  66          case 'showphoto':
  67             if(isset($_GET['id']) && is_numeric($_GET['id'])) {
  68                print $phpfspot->showPhoto($_GET['id']);
  69             }
  70             break;
  71
  72          case 'getxmltaglist':
  73             print $phpfspot->get_xml_tag_list();
  74             break;
  75
  76          case 'show_available_tags':
  77             print $phpfspot->getAvailableTags();
  78             break;
  79
  80          case 'show_selected_tags':
  81             print $phpfspot->getSelectedTags();
  82             break;
  83
  84          case 'addtag':
  85             if(isset($_POST['id']) && is_numeric($_POST['id'])) {
  86                print $phpfspot->addTag($_POST['id']);
  87             }
  88             break;
  89
  90          case 'deltag':
  91             if(isset($_POST['id']) && is_numeric($_POST['id'])) {
  92                print $phpfspot->delTag($_POST['id']);
  93             }
  94             break;
  95
  96          case 'reset':
  97             $phpfspot->resetTagSearch();
  98             $phpfspot->resetNameSearch();
  99             $phpfspot->resetTags();
 100             $phpfspot->resetDateSearch();
 101             $phpfspot->resetRateSearch();
 102             $phpfspot->resetPhotoView();
 103             break;
 104
 105          case 'tagcondition':
 106             if(isset($_POST['mode']) && in_array($_POST['mode'], Array('or', 'and'))) {
 107                print $phpfspot->setTagCondition($_POST['mode']);
 108             }
 109             break;
 110
 111          case 'show_photo_index':
 112             if(isset($_GET['begin_with']) && is_numeric($_GET['begin_with'])) {
 113                $_SESSION['begin_with'] = $_GET['begin_with'];
 114             }
 115             else {
 116                unset($_SESSION['begin_with']);
 117             }
 118             if(isset($_GET['last_photo']) && is_numeric($_GET['last_photo']))
 119                $_SESSION['last_photo'] = $_GET['last_photo'];
 120
 121             print $phpfspot->showPhotoIndex();
 122             break;
 123
 124          case 'showcredits':
 125             $phpfspot->showCredits();
 126             break;
 127
 128          case 'search':
 129             print $phpfspot->startSearch();
 130             break;
 131
 132          case 'update_sort_order':
 133             if(isset($_POST['value']) && is_string($_POST['value'])) {
 134                print $phpfspot->updateSortOrder($_POST['value']);
 135             }
 136             break;
 137
 138          case 'update_photo_version':
 139             if(isset($_POST['photo_version']) && is_numeric($_POST['photo_version']) &&
 140                isset($_POST['photo_idx']) && is_numeric($_POST['photo_idx'])) {
 141                print $phpfspot->update_photo_version($_POST['photo_idx'], $_POST['photo_version']);
 142             }
 143             break;
 144
 145          case 'get_export':
 146             /* $_GET['mode'] will be validated by getExport() */
 147             $phpfspot->getExport($_GET['mode']);
 148             break;
 149
 150          case 'get_photo_to_show':
 151             print $phpfspot->get_current_photo();
 152             break;
 153
 154          case 'get_calendar_matrix':
 155             if(isset($_GET['date']) && is_string($_GET['date'])) {
 156                $phpfspot->get_calendar_matrix($_GET['date']);
 157             }
 158             break;
 159
 160          case 'what_to_do':
 161             print $phpfspot->whatToDo();
 162             break;
 163
 164          case 'reset_slideshow':
 165             print $phpfspot->resetSlideShow();
 166             break;
 167
 168          case 'get_next_slideshow_img':
 169             print $phpfspot->getNextSlideShowImage();
 170             break;
 171
 172          case 'get_prev_slideshow_img':
 173             print $phpfspot->getPrevSlideShowImage();
 174             break;
 175
 176       }
 177
 178    } // process_ajax_request();
 179
 180 } // class PHPFSPOT_RPC
 181
 182 $rpc = new PHPFSPOT_RPC();
 183 $rpc->process_ajax_request();
 184
 185 ?>