dav/main.php

   1 <?php
   2
   3 require_once('include/security.php');
   4
   5 function dav_install()
   6 {
   7         register_hook('event_created', 'addon/dav/dav.php', 'dav_event_created_hook');
   8         register_hook('event_updated', 'addon/dav/dav.php', 'dav_event_updated_hook');
   9         register_hook('profile_tabs', 'addon/dav/dav.php', 'dav_profile_tabs_hook');
  10 }
  11
  12
  13 function dav_uninstall()
  14 {
  15         unregister_hook('event_created', 'addon/dav/dav.php', 'dav_event_created_hook');
  16         unregister_hook('event_updated', 'addon/dav/dav.php', 'dav_event_updated_hook');
  17         unregister_hook('profile_tabs', 'addon/dav/dav.php', 'dav_profile_tabs_hook');
  18 }
  19
  20
  21 function dav_module()
  22 {
  23 }
  24
  25
  26 /**
  27  * @param App $a
  28  */
  29 function dav_init(&$a)
  30 {
  31
  32         error_reporting(E_ALL);
  33         ini_set("display_errors", 1);
  34
  35         /*
  36          * Recommended settings:
  37          * ALTER TABLE `photo` ADD INDEX ( `contact-id` )
  38          */
  39
  40         require_once (__DIR__ . "/common/dbclasses/dbclass_animexx.class.php");
  41         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.calendars.class.php");
  42         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.jqcalendar.class.php");
  43         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.notifications.class.php");
  44         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.calendarobjects.class.php");
  45
  46         /*
  47         require_once (__DIR__ . "/SabreDAV/lib/Sabre.includes.php");
  48         require_once (__DIR__ . "/SabreDAV/lib/Sabre/VObject/includes.php");
  49         require_once (__DIR__ . "/SabreDAV/lib/Sabre/DAVACL/includes.php");
  50         require_once (__DIR__ . "/SabreDAV/lib/Sabre/CalDAV/includes.php");
  51         */
  52         require_once (__DIR__ . "/SabreDAV/lib/Sabre/autoload.php");
  53
  54         $tz_before = date_default_timezone_get();
  55         require_once (__DIR__ . "/iCalcreator/iCalcreator.class.php");
  56         date_default_timezone_set($tz_before);
  57
  58         require_once (__DIR__ . "/common/calendar.fnk.php");
  59         require_once (__DIR__ . "/common/dav_caldav_backend_common.inc.php");
  60         require_once (__DIR__ . "/common/dav_caldav_backend.inc.php");
  61         require_once (__DIR__ . "/common/dav_caldav_root.inc.php");
  62         require_once (__DIR__ . "/common/dav_user_calendars.inc.php");
  63         require_once (__DIR__ . "/common/dav_carddav_root.inc.php");
  64         require_once (__DIR__ . "/common/dav_carddav_backend_std.inc.php");
  65         require_once (__DIR__ . "/common/dav_user_addressbooks.inc.php");
  66         require_once (__DIR__ . "/common/virtual_cal_source_backend.inc.php");
  67         require_once (__DIR__ . "/common/wdcal_configuration.php");
  68         require_once (__DIR__ . "/common/wdcal_cal_source.inc.php");
  69         require_once (__DIR__ . "/common/wdcal_cal_source_private.inc.php");
  70
  71         require_once (__DIR__ . "/dav_friendica_principal.inc.php");
  72         require_once (__DIR__ . "/dav_friendica_auth.inc.php");
  73         require_once (__DIR__ . "/dav_carddav_backend_friendica_community.inc.php");
  74         require_once (__DIR__ . "/dav_caldav_backend_friendica.inc.php");
  75         require_once (__DIR__ . "/virtual_cal_source_friendica.inc.php");
  76         require_once (__DIR__ . "/wdcal_cal_source_friendicaevents.inc.php");
  77         require_once (__DIR__ . "/FriendicaACLPlugin.inc.php");
  78
  79         require_once (__DIR__ . "/calendar.friendica.fnk.php");
  80         require_once (__DIR__ . "/layout.fnk.php");
  81
  82         if (false) {
  83                 dbg(true);
  84                 error_reporting(E_ALL);
  85                 ini_set("display_errors", 1);
  86         }
  87
  88         wdcal_create_std_calendars();
  89
  90
  91         if ($a->argc >= 2 && $a->argv[1] == "wdcal") {
  92
  93                 if ($a->argc >= 3 && $a->argv[2] == "feed") {
  94                         wdcal_print_feed();
  95                         killme();
  96                 } elseif ($a->argc >= 3 && strlen($a->argv[2]) > 0) {
  97                         wdcal_addRequiredHeadersEdit();
  98                 } else {
  99                         wdcal_addRequiredHeaders();
 100                 }
 101                 return;
 102         }
 103
 104         if ($a->argc >= 2 && $a->argv[1] == "settings") {
 105                 return;
 106         }
 107
 108         $authBackend              = new Sabre_DAV_Auth_Backend_Friendica();
 109         $principalBackend         = new Sabre_DAVACL_PrincipalBackend_Friendica($authBackend);
 110         $caldavBackend_std        = new Sabre_CalDAV_Backend_Std();
 111         $caldavBackend_community  = new Sabre_CalDAV_Backend_Friendica();
 112         $carddavBackend_std       = new Sabre_CardDAV_Backend_Std();
 113         $carddavBackend_community = new Sabre_CardDAV_Backend_FriendicaCommunity();
 114
 115         if (isset($_SERVER["PHP_AUTH_USER"])) {
 116                 $tree = new Sabre_DAV_SimpleCollection('root', array(
 117                         new Sabre_DAV_SimpleCollection('principals', array(
 118                                 new Sabre_CalDAV_Principal_Collection($principalBackend, "principals/users"),
 119                         )),
 120                         new Sabre_CalDAV_AnimexxCalendarRootNode($principalBackend, array(
 121                                 $caldavBackend_std,
 122                                 $caldavBackend_community,
 123                         )),
 124                         new Sabre_CardDAV_AddressBookRootFriendica($principalBackend, array(
 125                                 $carddavBackend_std,
 126                                 $carddavBackend_community,
 127                         )),
 128                 ));
 129         } else {
 130                 $tree = new Sabre_DAV_SimpleCollection('root', array());
 131         }
 132
 133 // The object tree needs in turn to be passed to the server class
 134         $server = new Sabre_DAV_Server($tree);
 135
 136         $server->setBaseUri("/" . CALDAV_URL_PREFIX);
 137
 138         $authPlugin = new Sabre_DAV_Auth_Plugin($authBackend, 'SabreDAV');
 139         $server->addPlugin($authPlugin);
 140
 141         $aclPlugin                      = new Sabre_DAVACL_Plugin_Friendica();
 142         $aclPlugin->defaultUsernamePath = "principals/users";
 143         $server->addPlugin($aclPlugin);
 144
 145         $caldavPlugin = new Sabre_CalDAV_Plugin();
 146         $server->addPlugin($caldavPlugin);
 147
 148         $carddavPlugin = new Sabre_CardDAV_Plugin();
 149         $server->addPlugin($carddavPlugin);
 150
 151         $browser = new Sabre_DAV_Browser_Plugin();
 152         $server->addPlugin($browser);
 153
 154         $server->exec();
 155
 156         killme();
 157 }
 158
 159 /**
 160  * @return string
 161  */
 162 function dav_content()
 163 {
 164         $a = get_app();
 165         if (!isset($a->user["uid"]) || $a->user["uid"] == 0) {
 166                 return login();
 167         }
 168
 169         $x = "";
 170
 171         if ($a->argv[1] == "settings") {
 172                 return wdcal_getSettingsPage($a);
 173         } elseif ($a->argv[1] == "wdcal") {
 174                 if ($a->argc >= 3 && strlen($a->argv[2]) > 0) {
 175                         $uri        = $a->argv[2];
 176                         $recurr_uri = ""; // @TODO
 177                         if (isset($a->argv[3]) && $a->argv[3] == "edit") {
 178                                 $o = "";
 179                                 if (isset($_REQUEST["save"])) $o .= wdcal_postEditPage($uri, $recurr_uri);
 180                                 $o .= wdcal_getEditPage($uri, $recurr_uri);
 181                                 return $o;
 182                         } else {
 183                                 return wdcal_getDetailPage($uri, $recurr_uri);
 184                         }
 185                 } else {
 186                         $cals      = dav_getMyCals($a->user["uid"]);
 187                         $cals_show = array();
 188                         foreach ($cals as $e) $cals_show[] = array("ns" => $e->namespace, "id" => $e->namespace_id, "displayname" => $e->displayname);
 189                         $x = wdcal_printCalendar($cals, $cals_show, "/dav/wdcal/feed/", "week", 0, 200);
 190                 }
 191         }
 192         return $x;
 193 }
 194
 195
 196 /**
 197  * @param App $a
 198  * @param object $b
 199  */
 200 function dav_event_created_hook(&$a, &$b)
 201 {
 202         // @TODO Updating the cache instead of completely invalidating and rebuilding it
 203         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_CONTACTS);
 204         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_MINE);
 205 }
 206
 207 /**
 208  * @param App $a
 209  * @param object $b
 210  */
 211 function dav_event_updated_hook(&$a, &$b)
 212 {
 213         // @TODO Updating the cache instead of completely invalidating and rebuilding it
 214         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_CONTACTS);
 215         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_MINE);
 216 }
 217
 218 /**
 219  * @param App $a
 220  * @param object $b
 221  */
 222 function dav_profile_tabs_hook(&$a, &$b)
 223 {
 224         $b["tabs"][] = array(
 225         "label" => t('Calendar'),
 226                 "url" => "/dav/wdcal/",
 227                 "sel" => "",
 228                 "title" => t('Extended calendar with CalDAV-support'),
 229         );
 230 }
 231
 232 /**
 233  * @param App $a
 234  * @param null|object $o
 235  */
 236 function dav_plugin_admin_post(&$a = null, &$o = null)
 237 {
 238         check_form_security_token_redirectOnErr('/admin/plugins/dav', 'dav_admin_save');
 239
 240         require_once(__DIR__ . "/database-init.inc.php");
 241
 242         if (isset($_REQUEST["install"])) {
 243                 $errs = dav_create_tables();
 244                 if (count($errs) == 0) info(t('The database tables have been installed.') . EOL);
 245                 else notice(t("An error occurred during the installation.") . EOL);
 246         }
 247 }
 248
 249 /**
 250  * @param App $a
 251  * @param null|object $o
 252  */
 253 function dav_plugin_admin(&$a, &$o)
 254 {
 255
 256         require_once(__DIR__ . "/database-init.inc.php");
 257
 258         $dbstatus = dav_check_tables();
 259
 260         $o = '<input type="hidden" name="form_security_token" value="' . get_form_security_token("dav_admin_save") . '">';
 261         $o .= '<i>' . t("No system-wide settings yet.") . '</i><br><br>';
 262
 263
 264         $o .= '<h3>' . t('Database status') . '</h3>';
 265         switch ($dbstatus) {
 266                 case 0:
 267                         $o .= t('Installed');
 268                         break;
 269                 case 1:
 270                         $o .= t('Upgrade needed') . "<br><br><input type='submit' name='upgrade' value='" . t('Upgrade') . "'>";
 271                         break;
 272                 case -1:
 273                         $o .= t('Not installed') . "<br><br><input type='submit' name='install' value='" . t('Install') . "'>";
 274                         break;
 275         }
 276         $o .= "<br><br>";
 277
 278         $o .= "<h3>" . t("Troubleshooting") . "</h3>";
 279         $o .= "<h4>" . t("Manual creation of the database tables:") . "</h4>";
 280         $o .= "<a href='#' onClick='\$(\"#sqlstatements\").show(); return false;'>" . t("Show SQL-statements") . "</a><blockquote style='display: none;' id='sqlstatements'><pre>";
 281         $tables = dav_get_create_statements();
 282         foreach ($tables as $t) $o .= escape_tags($t . "\n\n");
 283         $o .= "</pre></blockquote>";
 284 }