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             $phpfspot->resetPhotoView();
 102             break;
 103
 104          case 'tagcondition':
 105             if(isset($_POST['mode']) && in_array($_POST['mode'], Array('or', 'and'))) {
 106                print $phpfspot->setTagCondition($_POST['mode']);
 107             }
 108             break;
 109
 110          case 'show_photo_index':
 111             if(isset($_GET['begin_with']) && is_numeric($_GET['begin_with'])) {
 112                $_SESSION['begin_with'] = $_GET['begin_with'];
 113             }
 114             else {
 115                unset($_SESSION['begin_with']);
 116             }
 117             if(isset($_GET['last_photo']) && is_numeric($_GET['last_photo']))
 118                $_SESSION['last_photo'] = $_GET['last_photo'];
 119
 120             print $phpfspot->showPhotoIndex();
 121             break;
 122
 123          case 'showcredits':
 124             $phpfspot->showCredits();
 125             break;
 126
 127          case 'search':
 128             print $phpfspot->startSearch();
 129             break;
 130
 131          case 'update_sort_order':
 132             if(isset($_POST['value']) && is_string($_POST['value'])) {
 133                print $phpfspot->updateSortOrder($_POST['value']);
 134             }
 135             break;
 136
 137          case 'get_export':
 138             /* $_GET['mode'] will be validated by getExport() */
 139             $phpfspot->getExport($_GET['mode']);
 140             break;
 141
 142          case 'get_photo_to_show':
 143             $phpfspot->getCurrentPhoto();
 144             break;
 145
 146          case 'get_calendar_matrix':
 147             if((is_numeric($_GET['year']) || !isset($_GET['year'])) &&
 148                (is_numeric($_GET['month']) || !isset($_GET['month'])) &&
 149                (is_numeric($_GET['day']) || !isset($_GET['day']))) {
 150                $phpfspot->get_calendar_matrix($_GET['year'], $_GET['month'], $_GET['day']);
 151             }
 152             break;
 153
 154          case 'what_to_do':
 155             print $phpfspot->whatToDo();
 156             break;
 157
 158          case 'reset_slideshow':
 159             print $phpfspot->resetSlideShow();
 160             break;
 161
 162          case 'get_next_slideshow_img':
 163             print $phpfspot->getNextSlideShowImage();
 164             break;
 165
 166          case 'get_prev_slideshow_img':
 167             print $phpfspot->getPrevSlideShowImage();
 168             break;
 169
 170       }
 171
 172    } // process_ajax_request();
 173
 174 } // class PHPFSPOT_RPC
 175
 176 $rpc = new PHPFSPOT_RPC();
 177 $rpc->process_ajax_request();
 178
 179 ?>