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