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 function dav_include_files()
  26 {
  27         require_once (__DIR__ . "/common/dbclasses/dbclass_animexx.class.php");
  28         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.calendars.class.php");
  29         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.jqcalendar.class.php");
  30         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.notifications.class.php");
  31         require_once (__DIR__ . "/common/dbclasses/dbclass.friendica.calendarobjects.class.php");
  32
  33         /*
  34                         require_once (__DIR__ . "/SabreDAV/lib/Sabre.includes.php");
  35                         require_once (__DIR__ . "/SabreDAV/lib/Sabre/VObject/includes.php");
  36                         require_once (__DIR__ . "/SabreDAV/lib/Sabre/DAVACL/includes.php");
  37                         require_once (__DIR__ . "/SabreDAV/lib/Sabre/CalDAV/includes.php");
  38                         */
  39         require_once (__DIR__ . "/SabreDAV/lib/Sabre/autoload.php");
  40
  41         $tz_before = date_default_timezone_get();
  42         require_once (__DIR__ . "/iCalcreator/iCalcreator.class.php");
  43         date_default_timezone_set($tz_before);
  44
  45         require_once (__DIR__ . "/common/calendar.fnk.php");
  46         require_once (__DIR__ . "/common/dav_caldav_backend_common.inc.php");
  47         require_once (__DIR__ . "/common/dav_caldav_backend.inc.php");
  48         require_once (__DIR__ . "/common/dav_caldav_root.inc.php");
  49         require_once (__DIR__ . "/common/dav_user_calendars.inc.php");
  50         require_once (__DIR__ . "/common/dav_carddav_root.inc.php");
  51         require_once (__DIR__ . "/common/dav_carddav_backend_std.inc.php");
  52         require_once (__DIR__ . "/common/dav_user_addressbooks.inc.php");
  53         require_once (__DIR__ . "/common/virtual_cal_source_backend.inc.php");
  54         require_once (__DIR__ . "/common/wdcal_configuration.php");
  55         require_once (__DIR__ . "/common/wdcal_cal_source.inc.php");
  56         require_once (__DIR__ . "/common/wdcal_cal_source_private.inc.php");
  57
  58         require_once (__DIR__ . "/dav_friendica_principal.inc.php");
  59         require_once (__DIR__ . "/dav_friendica_auth.inc.php");
  60         require_once (__DIR__ . "/dav_carddav_backend_friendica_community.inc.php");
  61         require_once (__DIR__ . "/dav_caldav_backend_friendica.inc.php");
  62         require_once (__DIR__ . "/virtual_cal_source_friendica.inc.php");
  63         require_once (__DIR__ . "/wdcal_cal_source_friendicaevents.inc.php");
  64         require_once (__DIR__ . "/FriendicaACLPlugin.inc.php");
  65
  66         require_once (__DIR__ . "/calendar.friendica.fnk.php");
  67         require_once (__DIR__ . "/layout.fnk.php");
  68 }
  69
  70
  71 /**
  72  * @param App $a
  73  */
  74 function dav_init(&$a)
  75 {
  76
  77         /*
  78          * Recommended settings:
  79          * ALTER TABLE `photo` ADD INDEX ( `contact-id` )
  80          */
  81
  82         dav_include_files();
  83
  84         if (false) {
  85                 dbg(true);
  86                 error_reporting(E_ALL);
  87                 ini_set("display_errors", 1);
  88         }
  89
  90         wdcal_create_std_calendars();
  91
  92
  93         if ($a->argc >= 2 && $a->argv[1] == "wdcal") {
  94
  95                 if ($a->argc >= 3 && $a->argv[2] == "feed") {
  96                         wdcal_print_feed($a->get_baseurl() . "/dav/wdcal/");
  97                         killme();
  98                 } elseif ($a->argc >= 3 && strlen($a->argv[2]) > 0) {
  99                         wdcal_addRequiredHeadersEdit();
 100                 } else {
 101                         wdcal_addRequiredHeaders();
 102                 }
 103                 return;
 104         }
 105
 106         if ($a->argc >= 2 && $a->argv[1] == "settings") {
 107                 return;
 108         }
 109
 110         $authBackend              = new Sabre_DAV_Auth_Backend_Friendica();
 111         $principalBackend         = new Sabre_DAVACL_PrincipalBackend_Friendica($authBackend);
 112         $caldavBackend_std        = new Sabre_CalDAV_Backend_Std();
 113         $caldavBackend_community  = new Sabre_CalDAV_Backend_Friendica();
 114         $carddavBackend_std       = new Sabre_CardDAV_Backend_Std();
 115         $carddavBackend_community = new Sabre_CardDAV_Backend_FriendicaCommunity();
 116
 117         if (isset($_SERVER["PHP_AUTH_USER"])) {
 118                 $tree = new Sabre_DAV_SimpleCollection('root', array(
 119                         new Sabre_DAV_SimpleCollection('principals', array(
 120                                 new Sabre_CalDAV_Principal_Collection($principalBackend, "principals/users"),
 121                         )),
 122                         new Sabre_CalDAV_AnimexxCalendarRootNode($principalBackend, array(
 123                                 $caldavBackend_std,
 124                                 $caldavBackend_community,
 125                         )),
 126                         new Sabre_CardDAV_AddressBookRootFriendica($principalBackend, array(
 127                                 $carddavBackend_std,
 128                                 $carddavBackend_community,
 129                         )),
 130                 ));
 131         } else {
 132                 $tree = new Sabre_DAV_SimpleCollection('root', array());
 133         }
 134
 135 // The object tree needs in turn to be passed to the server class
 136         $server = new Sabre_DAV_Server($tree);
 137
 138         $url = parse_url($a->get_baseurl());
 139         $server->setBaseUri(CALDAV_URL_PREFIX);
 140
 141         $authPlugin = new Sabre_DAV_Auth_Plugin($authBackend, 'SabreDAV');
 142         $server->addPlugin($authPlugin);
 143
 144         $aclPlugin                      = new Sabre_DAVACL_Plugin_Friendica();
 145         $aclPlugin->defaultUsernamePath = "principals/users";
 146         $server->addPlugin($aclPlugin);
 147
 148         $caldavPlugin = new Sabre_CalDAV_Plugin();
 149         $server->addPlugin($caldavPlugin);
 150
 151         $carddavPlugin = new Sabre_CardDAV_Plugin();
 152         $server->addPlugin($carddavPlugin);
 153
 154         $browser = new Sabre_DAV_Browser_Plugin();
 155         $server->addPlugin($browser);
 156
 157         $server->exec();
 158
 159         killme();
 160 }
 161
 162 /**
 163  * @return string
 164  */
 165 function dav_content()
 166 {
 167         $a = get_app();
 168         if (!isset($a->user["uid"]) || $a->user["uid"] == 0) {
 169                 return login();
 170         }
 171
 172         $x = "";
 173
 174         if ($a->argv[1] == "settings") {
 175                 return wdcal_getSettingsPage($a);
 176         } elseif ($a->argv[1] == "wdcal") {
 177                 if ($a->argc >= 3 && strlen($a->argv[2]) > 0) {
 178                         $uri = $a->argv[2];
 179
 180                         if ($uri == "new") {
 181                                 $o = "";
 182                                 if (isset($_REQUEST["save"])) {
 183                                         check_form_security_token_redirectOnErr($a->get_baseurl() . "/dav/wdcal/", "caledit");
 184                                         $o .= wdcal_postEditPage("new", "", $a->user["uid"], $a->timezone, $a->get_baseurl() . "/dav/wdcal/");
 185                                 }
 186                                 $o .= wdcal_getEditPage("new");
 187                                 return $o;
 188                         } else {
 189                                 $recurr_uri = ""; // @TODO
 190                                 if (isset($a->argv[3]) && $a->argv[3] == "edit") {
 191                                         $o = "";
 192                                         if (isset($_REQUEST["save"])) {
 193                                                 check_form_security_token_redirectOnErr($a->get_baseurl() . "/dav/wdcal/", "caledit");
 194                                                 $o .= wdcal_postEditPage($uri, $recurr_uri, $a->user["uid"], $a->timezone, $a->get_baseurl() . "/dav/wdcal/");
 195                                         }
 196                                         $o .= wdcal_getEditPage($uri, $recurr_uri);
 197                                         return $o;
 198                                 } else {
 199                                         return wdcal_getDetailPage($uri, $recurr_uri);
 200                                 }
 201                         }
 202                 } else {
 203                         $cals      = dav_getMyCals($a->user["uid"]);
 204                         $cals_show = array();
 205                         foreach ($cals as $e) $cals_show[] = array("ns" => $e->namespace, "id" => $e->namespace_id, "displayname" => $e->displayname);
 206                         $x = wdcal_printCalendar($cals, $cals_show, $a->get_baseurl() . "/dav/wdcal/feed/", "week", 0, 200);
 207                 }
 208         }
 209         return $x;
 210 }
 211
 212
 213 /**
 214  * @param App $a
 215  * @param object $b
 216  */
 217 function dav_event_created_hook(&$a, &$b)
 218 {
 219         dav_include_files();
 220         // @TODO Updating the cache instead of completely invalidating and rebuilding it
 221         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_CONTACTS);
 222         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_MINE);
 223 }
 224
 225 /**
 226  * @param App $a
 227  * @param object $b
 228  */
 229 function dav_event_updated_hook(&$a, &$b)
 230 {
 231         dav_include_files();
 232         // @TODO Updating the cache instead of completely invalidating and rebuilding it
 233         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_CONTACTS);
 234         FriendicaVirtualCalSourceBackend::invalidateCache($a->user["uid"], CALDAV_FRIENDICA_MINE);
 235 }
 236
 237 /**
 238  * @param App $a
 239  * @param object $b
 240  */
 241 function dav_profile_tabs_hook(&$a, &$b)
 242 {
 243         $b["tabs"][] = array(
 244                 "label" => t('Calendar'),
 245                 "url"   => $a->get_baseurl() . "/dav/wdcal/",
 246                 "sel"   => "",
 247                 "title" => t('Extended calendar with CalDAV-support'),
 248         );
 249 }
 250
 251 /**
 252  * @param App $a
 253  * @param null|object $o
 254  */
 255 function dav_plugin_admin_post(&$a = null, &$o = null)
 256 {
 257         check_form_security_token_redirectOnErr('/admin/plugins/dav', 'dav_admin_save');
 258
 259         require_once(__DIR__ . "/database-init.inc.php");
 260
 261         if (isset($_REQUEST["install"])) {
 262                 $errs = dav_create_tables();
 263                 if (count($errs) == 0) info(t('The database tables have been installed.') . EOL);
 264                 else notice(t("An error occurred during the installation.") . EOL);
 265         }
 266 }
 267
 268 /**
 269  * @param App $a
 270  * @param null|object $o
 271  */
 272 function dav_plugin_admin(&$a, &$o)
 273 {
 274
 275         require_once(__DIR__ . "/database-init.inc.php");
 276
 277         $dbstatus = dav_check_tables();
 278
 279         $o = '<input type="hidden" name="form_security_token" value="' . get_form_security_token("dav_admin_save") . '">';
 280         $o .= '<i>' . t("No system-wide settings yet.") . '</i><br><br>';
 281
 282
 283         $o .= '<h3>' . t('Database status') . '</h3>';
 284         switch ($dbstatus) {
 285                 case 0:
 286                         $o .= t('Installed');
 287                         break;
 288                 case 1:
 289                         $o .= t('Upgrade needed') . "<br><br><input type='submit' name='upgrade' value='" . t('Upgrade') . "'>";
 290                         break;
 291                 case -1:
 292                         $o .= t('Not installed') . "<br><br><input type='submit' name='install' value='" . t('Install') . "'>";
 293                         break;
 294         }
 295         $o .= "<br><br>";
 296
 297         $o .= "<h3>" . t("Troubleshooting") . "</h3>";
 298         $o .= "<h4>" . t("Manual creation of the database tables:") . "</h4>";
 299         $o .= "<a href='#' onClick='\$(\"#sqlstatements\").show(); return false;'>" . t("Show SQL-statements") . "</a><blockquote style='display: none;' id='sqlstatements'><pre>";
 300         $tables = dav_get_create_statements();
 301         foreach ($tables as $t) $o .= escape_tags($t . "\n\n");
 302         $o .= "</pre></blockquote>";
 303 }