xref: /plugin/davcal/action/ajax.php (revision 73b331a35330253d417e5267583e2bf7e7182e31) 
1<?php
2
3/**
4 * DokuWiki DAVCal PlugIn - Ajax component
5 */
6
7if(!defined('DOKU_INC')) die();
8
9class action_plugin_davcal_ajax extends DokuWiki_Action_Plugin {
10
11    /**
12     * @var helper_plugin_davcal
13     */
14    private $hlp = null;
15
16    function __construct() {
17        $this->hlp =& plugin_load('helper','davcal');
18    }
19
20    function register(Doku_Event_Handler $controller) {
21        $controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'handle_ajax_call_unknown');
22    }
23
24    function handle_ajax_call_unknown(&$event, $param) {
25      if($event->data != 'plugin_davcal') return;
26
27      $event->preventDefault();
28      $event->stopPropagation();
29      global $INPUT;
30
31      $action = trim($INPUT->post->str('action'));
32      $id = trim($INPUT->post->str('id'));
33      $params = $INPUT->post->arr('params');
34      $user = $_SERVER['REMOTE_USER'];
35      $write = false;
36
37      $data = array();
38
39      $data['result'] = false;
40      $data['html'] = $this->getLang('unknown_error');
41
42      // Check if we have access to the calendar ($id is given by parameters,
43      // that's not necessarily the page we come from)
44      $acl = auth_quickaclcheck($id);
45      if($acl > AUTH_READ)
46      {
47          $write = true;
48      }
49
50      // Parse the requested action
51      switch($action)
52      {
53          // Add a new Event
54          case 'newEvent':
55              if($write)
56              {
57                  $data['result'] = true;
58                  $data['html'] = $this->getLang('event_added');
59                  $this->hlp->addCalendarEntryToCalendarForPage($id, $user, $params);
60              }
61              else
62              {
63                  $data['result'] = false;
64                  $data['html'] = $this->getLang('no_permission');
65              }
66          break;
67          // Retrieve existing Events
68          case 'getEvents':
69              $startDate = $INPUT->post->str('start');
70              $endDate = $INPUT->post->str('end');
71              $data = $this->hlp->getEventsWithinDateRange($id, $user, $startDate, $endDate);
72
73          break;
74          // Edit an event
75          case 'editEvent':
76              if($write)
77              {
78                  $data['result'] = true;
79                  $data['html'] = $this->getLang('event_edited');
80                  $this->hlp->editCalendarEntryForPage($id, $user, $params);
81              }
82              else
83              {
84                  $data['result'] = false;
85                  $data['html'] = $this->getLang('no_permission');
86              }
87          break;
88          // Delete an Event
89          case 'deleteEvent':
90              if($write)
91              {
92                  $data['result'] = true;
93                  $data['html'] = $this->getLang('event_deleted');
94                  $this->hlp->deleteCalendarEntryForPage($id, $params);
95              }
96              else
97              {
98                  $data['result'] = false;
99                  $data['html'] = $this->getLang('no_permission');
100              }
101          break;
102          // Get personal settings
103          case 'getSettings':
104              $data['result'] = true;
105              $data['settings'] = $this->hlp->getPersonalSettings($user);
106              $data['settings']['readonly'] = !$write;
107              $data['settings']['syncurl'] = $this->hlp->getSyncUrlForPage($id, $user);
108              $data['settings']['privateurl'] = $this->hlp->getPrivateURLForPage($id);
109          break;
110          // Save personal settings
111          case 'saveSettings':
112              $settings = array();
113              $settings['weeknumbers'] = $params['weeknumbers'];
114              $settings['timezone'] = $params['timezone'];
115              $settings['workweek'] = $params['workweek'];
116              if($this->hlp->savePersonalSettings($settings, $user))
117              {
118                  $data['result'] = true;
119                  $data['html'] = $this->getLang('settings_saved');
120              }
121              else
122              {
123                  $data['result'] = false;
124                  $data['html'] = $this->getLang('error_saving');
125              }
126          break;
127      }
128
129      // If we are still here, JSON output is requested
130
131      //json library of DokuWiki
132      require_once DOKU_INC . 'inc/JSON.php';
133      $json = new JSON();
134
135      //set content type
136      header('Content-Type: application/json');
137      echo $json->encode($data);
138    }
139
140}