' . "\r\n" ); define ( 'EMPTY_STR', '' ); define ( 'ATOM_TIME', 'Y-m-d\\TH:i:s\\Z' ); // aka ISO 8601 "Zulu" define ( 'TEMPLATE_BUILD_PATH', 'cache/smarty3' ); //define ( 'USE_BEARCAPS', true); // Many of these directory settings are no longer used, but may still be referenced in code. // The only ones of consequence in 2021 are DIRECTORY_MODE_NORMAL and DIRECTORY_MODE_STANDALONE. define ( 'DIRECTORY_MODE_NORMAL', 0x0000); // A directory client define ( 'DIRECTORY_MODE_PRIMARY', 0x0001); // There can only be *one* primary directory server in a directory_realm. define ( 'DIRECTORY_MODE_SECONDARY', 0x0002); // All other mirror directory servers define ( 'DIRECTORY_MODE_STANDALONE', 0x0100); // A detached (off the grid) hub with itself as directory server. // Types of xchan records. These are a superset of ActivityStreams Actor types define ('XCHAN_TYPE_PERSON', 0); define ('XCHAN_TYPE_GROUP', 1); define ('XCHAN_TYPE_COLLECTION', 2); define ('XCHAN_TYPE_SERVICE', 3); define ('XCHAN_TYPE_ORGANIZATION', 4); define ('XCHAN_TYPE_APPLICATION', 5); define ('XCHAN_TYPE_UNKNOWN', 127); /** * * Image storage quality. Lower numbers save space at cost of image detail. * For ease of upgrade, please do not change here. Change jpeg quality with * App::$config['system']['jpeg_quality'] = n; * in .htconfig.php, where n is netween 1 and 100, and with very poor results * below about 50 */ define ( 'JPEG_QUALITY', 100 ); /** * App::$config['system']['png_quality'] from 0 (uncompressed) to 9 */ define ( 'PNG_QUALITY', 8 ); /** * Language detection parameters */ define ( 'LANGUAGE_DETECT_MIN_LENGTH', 64 ); define ( 'LANGUAGE_DETECT_MIN_CONFIDENCE', 0.01 ); define ('MAX_EVENT_REPEAT_COUNT', 512); /** * Default permissions for file-based storage (webDAV, etc.) * These files will be owned by the webserver who will need write * access to the "storage" folder. * Ideally you should make this 700, however some hosted platforms * may not let you change ownership of this directory so we're * defaulting to both owner-write and group-write privilege. * This should work for most cases without modification. * Over-ride this in your .htconfig.php if you need something * either more or less restrictive. */ if (! defined('STORAGE_DEFAULT_PERMISSIONS')) { define ( 'STORAGE_DEFAULT_PERMISSIONS', 0770 ); } // imported followers for friend suggestions. if (! defined('MAX_IMPORTED_FOLLOW')) { define ( 'MAX_IMPORTED_FOLLOW', 10); } /** * * An alternate way of limiting picture upload sizes. Specify the maximum pixel * length that pictures are allowed to be (for non-square pictures, it will apply * to the longest side). Pictures longer than this length will be resized to be * this length (on the longest side, the other side will be scaled appropriately). * Modify this value using * * App::$config['system']['max_image_length'] = n; * * in .htconfig.php * * If you don't want to set a maximum length, set to -1. The default value is * defined by 'MAX_IMAGE_LENGTH' below. * */ define ( 'MAX_IMAGE_LENGTH', -1 ); define ( 'PUBLIC_STREAM_NONE', 0 ); define ( 'PUBLIC_STREAM_SITE', 1 ); define ( 'PUBLIC_STREAM_FULL', 2 ); /** * log levels */ define ( 'LOGGER_NORMAL', 0 ); define ( 'LOGGER_TRACE', 1 ); define ( 'LOGGER_DEBUG', 2 ); define ( 'LOGGER_DATA', 3 ); define ( 'LOGGER_ALL', 4 ); /** * registration policies */ define ( 'REGISTER_CLOSED', 0 ); define ( 'REGISTER_APPROVE', 1 ); define ( 'REGISTER_OPEN', 2 ); /** * site access policy */ define ( 'ACCESS_PRIVATE', 0 ); define ( 'ACCESS_PAID', 1 ); define ( 'ACCESS_FREE', 2 ); define ( 'ACCESS_TIERED', 3 ); /** * DB update return values */ define ( 'UPDATE_SUCCESS', 0); define ( 'UPDATE_FAILED', 1); define ( 'CLIENT_MODE_NORMAL', 0x0000); define ( 'CLIENT_MODE_LOAD', 0x0001); define ( 'CLIENT_MODE_UPDATE', 0x0002); /** * * Channel pageflags * */ define ( 'PAGE_NORMAL', 0x0000 ); define ( 'PAGE_HIDDEN', 0x0001 ); define ( 'PAGE_AUTOCONNECT', 0x0002 ); define ( 'PAGE_APPLICATION', 0x0004 ); define ( 'PAGE_ALLOWCODE', 0x0008 ); define ( 'PAGE_PREMIUM', 0x0010 ); define ( 'PAGE_ADULT', 0x0020 ); define ( 'PAGE_CENSORED', 0x0040 ); // Site admin has blocked this channel from appearing in casual search results and site feeds define ( 'PAGE_SYSTEM', 0x1000 ); define ( 'PAGE_HUBADMIN', 0x2000 ); // set this to indicate a preferred admin channel rather than the // default channel of any accounts with the admin role. define ( 'PAGE_REMOVED', 0x8000 ); /** * Photo usage types */ define ( 'PHOTO_NORMAL', 0x0000 ); define ( 'PHOTO_PROFILE', 0x0001 ); define ( 'PHOTO_XCHAN', 0x0002 ); define ( 'PHOTO_THING', 0x0004 ); define ( 'PHOTO_COVER', 0x0010 ); define ( 'PHOTO_ADULT', 0x0008 ); define ( 'PHOTO_FLAG_OS', 0x4000 ); define ( 'PHOTO_RES_ORIG', 0 ); define ( 'PHOTO_RES_1024', 1 ); // rectangular 1024 max width or height, floating height if not (4:3) define ( 'PHOTO_RES_640', 2 ); // to accomodate SMBC vertical comic strips without scrunching the width define ( 'PHOTO_RES_320', 3 ); // accordingly define ( 'PHOTO_RES_PROFILE_300', 4 ); // square 300 px define ( 'PHOTO_RES_PROFILE_80', 5 ); // square 80 px define ( 'PHOTO_RES_PROFILE_48', 6 ); // square 48 px define ( 'PHOTO_RES_COVER_1200', 7 ); // 1200w x 675h (16:9) define ( 'PHOTO_RES_COVER_850', 8 ); // 850w x 478h define ( 'PHOTO_RES_COVER_425', 9 ); // 425w x 239h /** * Menu types */ define ( 'MENU_SYSTEM', 0x0001 ); define ( 'MENU_BOOKMARK', 0x0002 ); /** * Network and protocol family types */ define ( 'NETWORK_ZOT', 'zot'); // Zot! define ( 'NETWORK_ZOT6', 'zot6'); define ( 'NETWORK_NOMAD', 'nomad'); define ( 'NETWORK_GNUSOCIAL', 'gnusoc'); // status.net, identi.ca, GNU-social, other OStatus implementations define ( 'NETWORK_FEED', 'rss'); // RSS/Atom feeds with no known "post/notify" protocol define ( 'NETWORK_DIASPORA', 'diaspora'); // Diaspora define ( 'NETWORK_ACTIVITYPUB', 'activitypub'); /** * Permissions */ // 0 = Only you define ( 'PERMS_PUBLIC' , 0x0001 ); // anybody define ( 'PERMS_NETWORK' , 0x0002 ); // anybody in this network define ( 'PERMS_SITE' , 0x0004 ); // anybody on this site define ( 'PERMS_CONTACTS' , 0x0008 ); // any of my connections define ( 'PERMS_SPECIFIC' , 0x0080 ); // only specific connections define ( 'PERMS_AUTHED' , 0x0100 ); // anybody authenticated (could include visitors from other networks) define ( 'PERMS_PENDING' , 0x0200 ); // any connections including those who haven't yet been approved // Address book flags define ( 'ABOOK_FLAG_BLOCKED' , 0x0001); define ( 'ABOOK_FLAG_IGNORED' , 0x0002); define ( 'ABOOK_FLAG_HIDDEN' , 0x0004); define ( 'ABOOK_FLAG_ARCHIVED' , 0x0008); define ( 'ABOOK_FLAG_PENDING' , 0x0010); define ( 'ABOOK_FLAG_UNCONNECTED', 0x0020); define ( 'ABOOK_FLAG_SELF' , 0x0080); define ( 'ABOOK_FLAG_FEED' , 0x0100); define ( 'ABOOK_FLAG_CENSORED' , 0x0200); define ( 'MAIL_DELETED', 0x0001); define ( 'MAIL_REPLIED', 0x0002); define ( 'MAIL_ISREPLY', 0x0004); define ( 'MAIL_SEEN', 0x0008); define ( 'MAIL_RECALLED', 0x0010); define ( 'MAIL_OBSCURED', 0x0020); define ( 'ATTACH_FLAG_DIR', 0x0001); define ( 'ATTACH_FLAG_OS', 0x0002); define ( 'MENU_ITEM_ZID', 0x0001); define ( 'MENU_ITEM_NEWWIN', 0x0002); define ( 'MENU_ITEM_CHATROOM', 0x0004); define ( 'SITE_TYPE_ZOT', 0); define ( 'SITE_TYPE_NOTZOT', 1); define ( 'SITE_TYPE_UNKNOWN', 2); /** * Poll/Survey types */ define ( 'POLL_SIMPLE_RATING', 0x0001); // 1-5 define ( 'POLL_TENSCALE', 0x0002); // 1-10 define ( 'POLL_MULTIPLE_CHOICE', 0x0004); define ( 'POLL_OVERWRITE', 0x8000); // If you vote twice remove the prior entry define ( 'UPDATE_FLAGS_UPDATED', 0x0001); define ( 'UPDATE_FLAGS_FORCED', 0x0002); define ( 'UPDATE_FLAGS_CENSORED', 0x0004); define ( 'UPDATE_FLAGS_DELETED', 0x1000); define ( 'DROPITEM_NORMAL', 0); define ( 'DROPITEM_PHASE1', 1); define ( 'DROPITEM_PHASE2', 2); /** * Maximum number of "people who like (or don't like) this" that we will list by name */ define ( 'MAX_LIKERS', 10); /** * Communication timeout */ define ( 'ZCURL_TIMEOUT' , (-1)); /** * email notification options */ define ( 'NOTIFY_INTRO', 0x0001 ); define ( 'NOTIFY_CONFIRM', 0x0002 ); define ( 'NOTIFY_WALL', 0x0004 ); define ( 'NOTIFY_COMMENT', 0x0008 ); define ( 'NOTIFY_MAIL', 0x0010 ); define ( 'NOTIFY_SUGGEST', 0x0020 ); define ( 'NOTIFY_PROFILE', 0x0040 ); define ( 'NOTIFY_TAGSELF', 0x0080 ); define ( 'NOTIFY_TAGSHARE', 0x0100 ); define ( 'NOTIFY_POKE', 0x0200 ); define ( 'NOTIFY_LIKE', 0x0400 ); define ( 'NOTIFY_RESHARE', 0x0800 ); define ( 'NOTIFY_SYSTEM', 0x8000 ); /** * visual notification options */ define ( 'VNOTIFY_NETWORK', 0x0001 ); define ( 'VNOTIFY_CHANNEL', 0x0002 ); define ( 'VNOTIFY_MAIL', 0x0004 ); define ( 'VNOTIFY_EVENT', 0x0008 ); define ( 'VNOTIFY_EVENTTODAY', 0x0010 ); define ( 'VNOTIFY_BIRTHDAY', 0x0020 ); define ( 'VNOTIFY_SYSTEM', 0x0040 ); define ( 'VNOTIFY_INFO', 0x0080 ); define ( 'VNOTIFY_ALERT', 0x0100 ); define ( 'VNOTIFY_INTRO', 0x0200 ); define ( 'VNOTIFY_REGISTER', 0x0400 ); define ( 'VNOTIFY_FILES', 0x0800 ); define ( 'VNOTIFY_PUBS', 0x1000 ); define ( 'VNOTIFY_LIKE', 0x2000 ); define ( 'VNOTIFY_FORUMS', 0x4000 ); define ( 'VNOTIFY_REPORTS', 0x8000 ); /** * Tag/term types */ define ( 'TERM_UNKNOWN', 0 ); define ( 'TERM_HASHTAG', 1 ); define ( 'TERM_MENTION', 2 ); define ( 'TERM_CATEGORY', 3 ); define ( 'TERM_PCATEGORY', 4 ); define ( 'TERM_FILE', 5 ); define ( 'TERM_SAVEDSEARCH', 6 ); define ( 'TERM_THING', 7 ); define ( 'TERM_BOOKMARK', 8 ); define ( 'TERM_HIERARCHY', 9 ); define ( 'TERM_COMMUNITYTAG', 10 ); define ( 'TERM_FORUM', 11 ); define ( 'TERM_EMOJI', 12 ); define ( 'TERM_QUOTED', 13 ); define ( 'TERM_OBJ_POST', 1 ); define ( 'TERM_OBJ_PHOTO', 2 ); define ( 'TERM_OBJ_PROFILE', 3 ); define ( 'TERM_OBJ_CHANNEL', 4 ); define ( 'TERM_OBJ_OBJECT', 5 ); define ( 'TERM_OBJ_THING', 6 ); define ( 'TERM_OBJ_APP', 7 ); /** * various namespaces we may need to parse */ define ( 'PROTOCOL_NOMAD', 'http://purl.org/nomad' ); define ( 'PROTOCOL_ZOT', 'http://purl.org/zot/protocol' ); define ( 'PROTOCOL_ZOT6', 'http://purl.org/zot/protocol/6.0' ); define ( 'NAMESPACE_ZOT', 'http://purl.org/zot' ); define ( 'NAMESPACE_DFRN' , 'http://purl.org/macgirvin/dfrn/1.0' ); define ( 'NAMESPACE_THREAD' , 'http://purl.org/syndication/thread/1.0' ); define ( 'NAMESPACE_TOMB' , 'http://purl.org/atompub/tombstones/1.0' ); define ( 'NAMESPACE_ACTIVITY', 'http://activitystrea.ms/spec/1.0/' ); define ( 'NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/' ); define ( 'NAMESPACE_MEDIA', 'http://purl.org/syndication/atommedia' ); define ( 'NAMESPACE_SALMON_ME', 'http://salmon-protocol.org/ns/magic-env' ); define ( 'NAMESPACE_OSTATUSSUB', 'http://ostatus.org/schema/1.0/subscribe' ); define ( 'NAMESPACE_GEORSS', 'http://www.georss.org/georss' ); define ( 'NAMESPACE_POCO', 'http://portablecontacts.net/spec/1.0' ); define ( 'NAMESPACE_FEED', 'http://schemas.google.com/g/2010#updates-from' ); define ( 'NAMESPACE_OSTATUS', 'http://ostatus.org/schema/1.0' ); define ( 'NAMESPACE_STATUSNET', 'http://status.net/schema/api/1/' ); define ( 'NAMESPACE_ATOM1', 'http://www.w3.org/2005/Atom' ); define ( 'NAMESPACE_YMEDIA', 'http://search.yahoo.com/mrss/' ); // We should be using versioned jsonld contexts so that signatures will be slightly more reliable. // Why signatures are unreliable by design is a problem nobody seems to care about // "because it's a W3C standard". . // Anyway, if you use versioned contexts, communication with Mastodon fails. Have not yet investigated // the reason for the dependency but for the current time, use the standard non-versioned context. //define ( 'ACTIVITYSTREAMS_JSONLD_REV', 'https://www.w3.org/ns/activitystreams-history/v1.8.jsonld' ); define ( 'ACTIVITYSTREAMS_JSONLD_REV', 'https://www.w3.org/ns/activitystreams' ); define ( 'ZOT_APSCHEMA_REV', '/apschema/v1.21' ); /** * activity stream defines */ define ( 'ACTIVITY_PUBLIC_INBOX', 'https://www.w3.org/ns/activitystreams#Public' ); define ( 'ACTIVITY_POST', 'Create' ); define ( 'ACTIVITY_CREATE', 'Create' ); define ( 'ACTIVITY_UPDATE', 'Update' ); define ( 'ACTIVITY_LIKE', 'Like' ); define ( 'ACTIVITY_DISLIKE', 'Dislike' ); define ( 'ACTIVITY_SHARE', 'Announce' ); define ( 'ACTIVITY_FOLLOW', 'Follow' ); define ( 'ACTIVITY_IGNORE', 'Ignore'); define ( 'ACTIVITY_OBJ_COMMENT', 'Note' ); define ( 'ACTIVITY_OBJ_NOTE', 'Note' ); define ( 'ACTIVITY_OBJ_ARTICLE', 'Article' ); define ( 'ACTIVITY_OBJ_PERSON', 'Person' ); define ( 'ACTIVITY_OBJ_PHOTO', 'Image'); define ( 'ACTIVITY_OBJ_P_PHOTO', 'Icon' ); define ( 'ACTIVITY_OBJ_PROFILE', 'Profile'); define ( 'ACTIVITY_OBJ_EVENT', 'Event' ); define ( 'ACTIVITY_OBJ_POLL', 'Question'); define ( 'ACTIVITY_OBJ_FILE', 'Document'); define ( 'ACTIVITY_REACT', NAMESPACE_ZOT . '/activity/react' ); define ( 'ACTIVITY_AGREE', NAMESPACE_ZOT . '/activity/agree' ); define ( 'ACTIVITY_DISAGREE', NAMESPACE_ZOT . '/activity/disagree' ); define ( 'ACTIVITY_ABSTAIN', NAMESPACE_ZOT . '/activity/abstain' ); define ( 'ACTIVITY_ATTEND', NAMESPACE_ZOT . '/activity/attendyes' ); define ( 'ACTIVITY_ATTENDNO', NAMESPACE_ZOT . '/activity/attendno' ); define ( 'ACTIVITY_ATTENDMAYBE', NAMESPACE_ZOT . '/activity/attendmaybe' ); define ( 'ACTIVITY_POLLRESPONSE', NAMESPACE_ZOT . '/activity/pollresponse' ); define ( 'ACTIVITY_OBJ_HEART', NAMESPACE_ZOT . '/activity/heart' ); define ( 'ACTIVITY_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'make-friend' ); define ( 'ACTIVITY_REQ_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'request-friend' ); define ( 'ACTIVITY_UNFRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'remove-friend' ); define ( 'ACTIVITY_JOIN', NAMESPACE_ACTIVITY_SCHEMA . 'join' ); define ( 'ACTIVITY_FAVORITE', NAMESPACE_ACTIVITY_SCHEMA . 'favorite' ); //define ( 'ACTIVITY_CREATE', NAMESPACE_ACTIVITY_SCHEMA . 'create' ); define ( 'ACTIVITY_DELETE', NAMESPACE_ACTIVITY_SCHEMA . 'delete' ); define ( 'ACTIVITY_WIN', NAMESPACE_ACTIVITY_SCHEMA . 'win' ); define ( 'ACTIVITY_LOSE', NAMESPACE_ACTIVITY_SCHEMA . 'lose' ); define ( 'ACTIVITY_TIE', NAMESPACE_ACTIVITY_SCHEMA . 'tie' ); define ( 'ACTIVITY_COMPLETE', NAMESPACE_ACTIVITY_SCHEMA . 'complete' ); define ( 'ACTIVITY_TAG', NAMESPACE_ACTIVITY_SCHEMA . 'tag' ); define ( 'ACTIVITY_POKE', NAMESPACE_ZOT . '/activity/poke' ); define ( 'ACTIVITY_MOOD', NAMESPACE_ZOT . '/activity/mood' ); define ( 'ACTIVITY_OBJ_ACTIVITY',NAMESPACE_ACTIVITY_SCHEMA . 'activity' ); define ( 'ACTIVITY_OBJ_ALBUM', NAMESPACE_ACTIVITY_SCHEMA . 'photo-album' ); define ( 'ACTIVITY_OBJ_GROUP', NAMESPACE_ACTIVITY_SCHEMA . 'group' ); define ( 'ACTIVITY_OBJ_GAME', NAMESPACE_ACTIVITY_SCHEMA . 'game' ); define ( 'ACTIVITY_OBJ_WIKI', NAMESPACE_ACTIVITY_SCHEMA . 'wiki' ); define ( 'ACTIVITY_OBJ_TAGTERM', NAMESPACE_ZOT . '/activity/tagterm' ); define ( 'ACTIVITY_OBJ_THING', NAMESPACE_ZOT . '/activity/thing' ); define ( 'ACTIVITY_OBJ_LOCATION',NAMESPACE_ZOT . '/activity/location' ); // define ( 'ACTIVITY_OBJ_FILE', NAMESPACE_ZOT . '/activity/file' ); define ( 'ACTIVITY_OBJ_CARD', NAMESPACE_ZOT . '/activity/card' ); /** * Account Flags */ define ( 'ACCOUNT_OK', 0x0000 ); define ( 'ACCOUNT_UNVERIFIED', 0x0001 ); define ( 'ACCOUNT_BLOCKED', 0x0002 ); define ( 'ACCOUNT_EXPIRED', 0x0004 ); define ( 'ACCOUNT_REMOVED', 0x0008 ); define ( 'ACCOUNT_PENDING', 0x0010 ); /** * Account roles */ define ( 'ACCOUNT_ROLE_SYSTEM', 0x0002 ); define ( 'ACCOUNT_ROLE_DEVELOPER', 0x0004 ); define ( 'ACCOUNT_ROLE_ADMIN', 0x1000 ); /** * Item visibility */ define ( 'ITEM_VISIBLE', 0x0000); define ( 'ITEM_HIDDEN', 0x0001); define ( 'ITEM_BLOCKED', 0x0002); define ( 'ITEM_MODERATED', 0x0004); define ( 'ITEM_SPAM', 0x0008); define ( 'ITEM_DELETED', 0x0010); define ( 'ITEM_UNPUBLISHED', 0x0020); define ( 'ITEM_WEBPAGE', 0x0040); // is a static web page, not a conversational item define ( 'ITEM_DELAYED_PUBLISH', 0x0080); define ( 'ITEM_BUILDBLOCK', 0x0100); // Named thusly to make sure nobody confuses this with ITEM_BLOCKED define ( 'ITEM_PDL', 0x0200); // Page Description Language - e.g. Comanche define ( 'ITEM_BUG', 0x0400); // Is a bug, can be used by the internal bug tracker define ( 'ITEM_PENDING_REMOVE', 0x0800); // deleted, notification period has lapsed define ( 'ITEM_DOC', 0x1000); // hubzilla only, define here so that item import does the right thing define ( 'ITEM_CARD', 0x2000); define ( 'ITEM_ARTICLE', 0x4000); define ( 'ITEM_TYPE_POST', 0 ); define ( 'ITEM_TYPE_BLOCK', 1 ); define ( 'ITEM_TYPE_PDL', 2 ); define ( 'ITEM_TYPE_WEBPAGE', 3 ); define ( 'ITEM_TYPE_BUG', 4 ); define ( 'ITEM_TYPE_DOC', 5 ); define ( 'ITEM_TYPE_CARD', 6 ); define ( 'ITEM_TYPE_ARTICLE', 7 ); define ( 'ITEM_TYPE_MAIL', 8 ); define ( 'ITEM_TYPE_CUSTOM', 9 ); define ( 'ITEM_TYPE_REPORT', 10 ); define ( 'ITEM_IS_STICKY', 1000 ); define ( 'BLOCKTYPE_CHANNEL', 0 ); define ( 'BLOCKTYPE_SERVER', 1 ); define ( 'DBTYPE_MYSQL', 0 ); define ( 'DBTYPE_POSTGRES', 1 ); define ( 'HUBLOC_OFFLINE', 1 ); function sys_boot() { // this file may not exist @include('.htstartup.php'); // our central App object App::init(); /* * Load the configuration file which contains our DB credentials. * Ignore errors. If the file doesn't exist or is empty, we are running in * installation mode. */ App::$install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true); $db_host = $db_user = $db_pass = $db_data = EMPTY_STR; $db_port = $db_type = 0; @include('.htconfig.php'); // allow somebody to set some initial settings if (file_exists('.htpreconfig.php')) { @include('.htpreconfig.php'); } if (isset($default_timezone)) { App::$config['system']['timezone'] = $default_timezone; } App::$timezone = (isset(App::$config['system']['timezone']) ? App::$config['system']['timezone'] : 'UTC'); date_default_timezone_set(App::$timezone); if (! defined('DEFAULT_PLATFORM_ICON')) { define( 'DEFAULT_PLATFORM_ICON', '/images/z1-32.png' ); } if (! defined('DEFAULT_NOTIFY_ICON')) { define( 'DEFAULT_NOTIFY_ICON', '/images/z1-64.png' ); } if (! defined('DEFAULT_COVER_PHOTO')) { define('DEFAULT_COVER_PHOTO','pexels-7599590'); } if (! defined('DEFAULT_PROFILE_PHOTO')) { define('DEFAULT_PROFILE_PHOTO','rainbow_man'); } /* * Try to open the database; */ require_once('include/dba/dba_driver.php'); if (! App::$install) { DBA::dba_factory($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type, App::$install); if (! DBA::$dba->connected) { system_unavailable(); } unset($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type); /* * Load configs from db. Overwrite configs from .htconfig.php */ load_config('system'); load_config('feature'); App::$session = new Session(); App::$session->init(); App::$sys_channel = Channel::get_system(); Hook::load(); /** * @hooks 'startup' */ $arr = []; Hook::call('startup',$arr); } } function startup() { error_reporting(E_ERROR | E_PARSE); // Some hosting providers block/disable this @set_time_limit(0); if (function_exists ('ini_set')) { // This has to be quite large @ini_set('pcre.backtrack_limit', 5000000); // Use cookies to store the session ID on the client side @ini_set('session.use_only_cookies', 1); // Disable transparent Session ID support @ini_set('session.use_trans_sid', 0); } } /** * class: App * * @brief Our main application structure for the life of this page. * * Primarily deals with the URL that got us here * and tries to make some sense of it, and * stores our page contents and config storage * and anything else that might need to be passed around * before we spit the page out. * */ class App { public static $install = false; // true if we are installing the software public static $account = null; // account record of the logged-in account public static $channel = null; // channel record of the current channel of the logged-in account public static $observer = null; // xchan record of the page observer public static $profile_uid = 0; // If applicable, the channel_id of the "page owner" public static $sys_channel = null; // cache sys channel lookups here public static $poi = null; // "person of interest", generally a referenced connection or directory entry private static $oauth_key = null; // consumer_id of oauth request, if used public static $layout = []; // Comanche parsed template public static $pdl = null; // Comanche page description private static $perms = null; // observer permissions private static $widgets = []; // widgets for this page public static $config = []; // config cache public static $icon = ''; public static $override_intltext_templates = []; public static $override_markup_templates = []; public static $override_templateroot = null; public static $override_helproot = null; public static $override_helpfiles = []; public static $session = null; public static $groups; public static $language; public static $langsave; public static $rtl = false; public static $addons_admin; public static $module_loaded = false; public static $query_string; public static $page; public static $profile; public static $user; public static $cid; public static $contact; public static $contacts; public static $content; public static $data = []; public static $error = false; public static $emojitab = false; public static $cmd; public static $argv; public static $argc; public static $module; public static $pager; public static $strings; public static $stringsave; // used in push_lang() and pop_lang() public static $hooks; public static $timezone; public static $interactive = true; public static $addons; private static $apps = []; public static $identities; public static $css_sources = []; public static $js_sources = []; public static $linkrel = []; public static $theme_info = []; public static $is_sys = false; public static $nav_sel; public static $comanche; public static $httpheaders = null; public static $httpsig = null; public static $channel_links; public static $category; // Allow themes to control internal parameters // by changing App values in theme.php public static $sourcename = ''; public static $videowidth = 425; public static $videoheight = 350; public static $force_max_items = 0; public static $theme_thread_allow = true; public static $meta; /** * @brief An array for all theme-controllable parameters * * Mostly unimplemented yet. Only options 'template_engine' and * beyond are used. */ private static $theme = [ 'sourcename' => '', 'videowidth' => 425, 'videoheight' => 350, 'force_max_items' => 0, 'thread_allow' => true, 'stylesheet' => '', 'template_engine' => 'smarty3', ]; /** * @brief An array of registered template engines ('name'=>'class name') */ public static $template_engines = []; /** * @brief An array of instanced template engines ('name'=>'instance') */ public static $template_engine_instance = []; private static $ldelim = [ 'internal' => '', 'smarty3' => '{{' ]; private static $rdelim = [ 'internal' => '', 'smarty3' => '}}' ]; // These represent the URL which was used to access the page private static $scheme; private static $hostname; private static $path; // This is our standardised URL - regardless of what was used // to access the page private static $baseurl; /** * App constructor. */ public static function init() { // we'll reset this after we read our config file date_default_timezone_set('UTC'); self::$config = [ 'system' => [] ]; self::$page = []; self::$pager= []; self::$query_string = ''; startup(); set_include_path( 'include' . PATH_SEPARATOR . 'library' . PATH_SEPARATOR . '.' ); // normally self::$hostname (also scheme and port) will be filled in during startup. // Set it manually from $_SERVER variables only if it wasn't. if (! self::$hostname) { self::$hostname = punify(get_host()); self::$scheme = 'http'; if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']) { self::$scheme = 'https'; } elseif (isset($_SERVER['SERVER_PORT']) && (intval($_SERVER['SERVER_PORT']) === 443)) { self::$scheme = 'https'; } if (isset($_SERVER['SERVER_PORT']) && intval($_SERVER['SERVER_PORT']) !== 80 && intval($_SERVER['SERVER_PORT']) !== 443) { self::$hostname .= ':' . $_SERVER['SERVER_PORT']; } } /* * Figure out if we are running at the top of a domain * or in a sub-directory and adjust accordingly */ $path = trim(dirname($_SERVER['SCRIPT_NAME']),'/\\'); if (isset($path) && strlen($path) && ($path != self::$path)) { self::$path = $path; } // Rewrite rules on the server will convert incoming paths to a request parameter. // Strip this path information from our stored copy of the query_string, in case // we need to re-use the rest of the original query. if (isset($_SERVER['QUERY_STRING']) && substr($_SERVER['QUERY_STRING'], 0, 4) === "req=") { self::$query_string = str_replace(['<','>'],['<','>'],substr($_SERVER['QUERY_STRING'], 4)); // removing leading '/' - maybe a nginx problem if (substr(self::$query_string, 0, 1) == "/") { self::$query_string = substr(self::$query_string, 1); } // change the first & to ? self::$query_string = preg_replace('/&/','?',self::$query_string,1); } // Here is where start breaking out the URL path information to both route the // web request based on the leading path component, and also to use remaining // path components as C-style arguments to our individual controller modules. if (isset($_GET['req'])) { self::$cmd = escape_tags(trim($_GET['req'],'/\\')); } // support both unix and fediverse style "homedir" if ((substr(self::$cmd, 0, 1) === '~') || (substr(self::$cmd, 0, 1) === '@')) { self::$cmd = 'channel/' . substr(self::$cmd, 1); } /* * Break the URL path into C style argc/argv style arguments for our * modules. Given "http://example.com/module/arg1/arg2", self::$argc * will be 3 (integer) and self::$argv will contain: * [0] => 'module' * [1] => 'arg1' * [2] => 'arg2' * * There will always be one argument. If provided a naked domain * URL, self::$argv[0] is set to "home". * * If $argv[0] has a period in it, for example foo.json; rewrite * to module = 'foo' and set $_REQUEST['module_format'] = 'json'; * * As a result, say you offered a feed for member bob. Most applications * would address it as /feed/bob.xml or /feed/bob.json * We would address it as /feed.xml/bob and /feed.json/bob because * you're altering the output format of the feed module, and bob is * just an identifier or variable. */ self::$argv = explode('/', self::$cmd); self::$argc = count(self::$argv); if ((array_key_exists('0', self::$argv)) && strlen(self::$argv[0])) { if(strpos(self::$argv[0],'.')) { $_REQUEST['module_format'] = substr(self::$argv[0],strpos(self::$argv[0],'.')+1); self::$argv[0] = substr(self::$argv[0],0,strpos(self::$argv[0],'.')); } self::$module = str_replace(".", "_", self::$argv[0]); self::$module = str_replace("-", "_", self::$module); if(strpos(self::$module,'_') === 0) self::$module = substr(self::$module,1); } else { self::$argc = 1; self::$argv = array('home'); self::$module = 'home'; } /* * See if there is any page number information, and initialise * pagination */ self::$pager['unset'] = ((array_key_exists('page',$_REQUEST)) ? false : true); self::$pager['page'] = ((x($_GET,'page') && intval($_GET['page']) > 0) ? intval($_GET['page']) : 1); self::$pager['itemspage'] = 60; self::$pager['start'] = (self::$pager['page'] * self::$pager['itemspage']) - self::$pager['itemspage']; self::$pager['total'] = 0; if (self::$pager['start'] < 0) { self::$pager['start'] = 0; } self::$meta = new HttpMeta(); /* * register template engines (probably just smarty, but this can be extended) */ self::register_template_engine(get_class(new SmartyTemplate())); } public static function get_baseurl($ssl = false) { if(is_array(self::$config) && array_key_exists('system',self::$config) && is_array(self::$config['system']) && array_key_exists('baseurl',self::$config['system']) && strlen(self::$config['system']['baseurl'])) { // get_baseurl() is a heavily used function. // Do not use punify() here until we find a library that performs better than what we have now. // $url = punify(self::$config['system']['baseurl']); $url = self::$config['system']['baseurl']; $url = trim($url,'\\/'); return $url; } $scheme = self::$scheme; self::$baseurl = $scheme . "://" . punify(self::$hostname) . ((isset(self::$path) && strlen(self::$path)) ? '/' . self::$path : '' ); return self::$baseurl; } public static function set_baseurl($url) { if(is_array(self::$config) && array_key_exists('system',self::$config) && is_array(self::$config['system']) && array_key_exists('baseurl',self::$config['system']) && strlen(self::$config['system']['baseurl'])) { $url = punify(self::$config['system']['baseurl']); $url = trim($url,'\\/'); } $parsed = @parse_url($url); self::$baseurl = $url; if($parsed !== false) { self::$scheme = $parsed['scheme']; self::$hostname = punify($parsed['host']); if(x($parsed,'port')) self::$hostname .= ':' . $parsed['port']; if(x($parsed,'path')) self::$path = trim($parsed['path'],'\\/'); } } public static function get_scheme() { return self::$scheme; } public static function get_hostname() { return self::$hostname; } public static function set_hostname($h) { self::$hostname = $h; } public static function set_path($p) { self::$path = trim(trim($p), '/'); } public static function get_path() { return self::$path; } public static function get_channel_links() { $s = ''; $x = self::$channel_links; if ($x && is_array($x) && count($x)) { foreach ($x as $y) { if ($s) { $s .= ','; } $s .= '<' . $y['href'] . '>; rel="' . $y['rel'] . '"; type="' . $y['type'] . '"'; } } return $s; } public static function set_account($acct) { self::$account = $acct; } public static function get_account() { return self::$account; } public static function set_channel($channel) { self::$channel = $channel; } public static function get_channel() { return self::$channel; } public static function set_observer($xchan) { self::$observer = $xchan; } public static function get_observer() { return self::$observer; } public static function set_perms($perms) { self::$perms = $perms; } public static function get_perms() { return self::$perms; } public static function set_oauth_key($consumer_id) { self::$oauth_key = $consumer_id; } public static function get_oauth_key() { return self::$oauth_key; } public static function get_apps() { return self::$apps; } public static function set_apps($arr) { self::$apps = $arr; } public static function set_groups($g) { self::$groups = $g; } public static function get_groups() { return self::$groups; } public static function set_pager_total($n) { self::$pager['total'] = intval($n); } public static function set_pager_itemspage($n) { self::$pager['itemspage'] = ((intval($n) > 0) ? intval($n) : 0); self::$pager['start'] = (self::$pager['page'] * self::$pager['itemspage']) - self::$pager['itemspage']; } public static function build_pagehead() { $user_scalable = ((local_channel()) ? get_pconfig(local_channel(),'system','user_scalable', 0) : 0); $preload_images = ((local_channel()) ? get_pconfig(local_channel(),'system','preload_images',0) : 0); $interval = ((local_channel()) ? get_pconfig(local_channel(),'system','update_interval', 30000) : 30000); if ($interval < 15000) { $interval = 15000; } $alerts_interval = intval(get_config('system','alerts_interval',10000)); if ($alerts_interval < 5000) { $alerts_interval = 5000; } if (! x(self::$page,'title')) { self::$page['title'] = ucfirst(App::$module) . ' | ' . ((array_path_exists('system/sitename',self::$config)) ? self::$config['system']['sitename'] : PLATFORM_NAME); } if (! self::$meta->get_field('og:title')) { self::$meta->set('og:title',self::$page['title']); } // webmanifest Head::add_link( [ 'rel' => 'manifest', 'href' => z_root() . '/manifest.webmanifest' ] ); self::$meta->set('application-name', System::get_project_name() ); self::$meta->set('generator', System::get_project_name()); $i = head_get_icon(); if (! $i) { $i = System::get_site_icon(); } if ($i) { // normalise the sizes if possible. $i = str_replace('/s/','/l/',$i); $i = str_replace('/m/','/l/',$i); Head::add_link(['rel' => 'shortcut icon', 'href' => str_replace('/l/','/32/',$i) ]); Head::add_link(['rel' => 'icon', 'sizes' => '64x64', 'href' => str_replace('/l/','/64/', $i) ]); Head::add_link(['rel' => 'icon', 'sizes' => '192x192', 'href' => str_replace('/l/','/192/', $i) ]); } $x = [ 'header' => '' ]; /** * @hooks build_pagehead * Called when creating the HTML page header. * * \e string \b header - Return the HTML header which should be added */ Hook::call('build_pagehead', $x); /* put the head template at the beginning of page['htmlhead'] * since the code added by the modules frequently depends on it * being first */ if (! isset(self::$page['htmlhead'])) { self::$page['htmlhead'] = EMPTY_STR; // needed to silence warning } self::$page['htmlhead'] = replace_macros(Theme::get_template('head.tpl'), [ '$preload_images' => $preload_images, '$user_scalable' => $user_scalable, '$query' => urlencode(self::$query_string), '$baseurl' => self::get_baseurl(), '$local_channel' => local_channel(), '$metas' => self::$meta->get(), '$plugins' => $x['header'], '$update_interval' => $interval, '$alerts_interval' => $alerts_interval, '$head_css' => Head::get_css(), '$head_js' => Head::get_js(), '$linkrel' => Head::get_links(), '$js_strings' => Stringsjs::strings(), '$zid' => Channel::get_my_address(), '$channel_id' => ((isset(self::$profile) && is_array(self::$profile) && array_key_exists('uid',self::$profile)) ? self::$profile['uid'] : '') ] ) . self::$page['htmlhead']; // always put main.js at the end self::$page['htmlhead'] .= Head::get_main_js(); } /** * @brief Register template engine class. * * If $name is "", is used class static property $class::$name. * * @param string $class * @param string $name */ public static function register_template_engine($class, $name = '') { if (! $name) { $v = get_class_vars($class); if (x($v, "name")) { $name = $v['name']; } } if (! $name) { echo "template engine $class cannot be registered without a name.\n"; killme(); } self::$template_engines[$name] = $class; } /** * @brief Return template engine instance. * * If $name is not defined, return engine defined by theme, or default. * * @param string $name Template engine name * * @return mixed */ public static function template_engine($name = '') { if ($name !== '') { $template_engine = $name; } else { $template_engine = 'smarty3'; if (x(self::$theme, 'template_engine')) { $template_engine = self::$theme['template_engine']; } } if (isset(self::$template_engines[$template_engine])) { if (isset(self::$template_engine_instance[$template_engine])) { return self::$template_engine_instance[$template_engine]; } else { $class = self::$template_engines[$template_engine]; $obj = new $class(); self::$template_engine_instance[$template_engine] = $obj; return $obj; } } // If we fell through to this step, it is considered fatal. echo "template engine $template_engine is not registered!\n"; killme(); } /** * @brief Returns the active template engine. * * @return string */ public static function get_template_engine() { return self::$theme['template_engine']; } public static function set_template_engine($engine = 'smarty3') { self::$theme['template_engine'] = $engine; } public static function get_template_ldelim($engine = 'smarty3') { return self::$ldelim[$engine]; } public static function get_template_rdelim($engine = 'smarty3') { return self::$rdelim[$engine]; } public static function head_set_icon($icon) { self::$icon = $icon; } public static function head_get_icon() { $icon = self::$icon; if ($icon && ! strpos($icon,'://')) { $icon = z_root() . $icon; } return $icon; } } // End App class /** * @brief Multi-purpose function to check variable state. * * Usage: x($var) or x($array, 'key') * * returns false if variable/key is not set * if variable is set, returns 1 if variable contains 'truthy' value, otherwise returns 0. * e.g. x('') or x(0) returns 0; * * @param string|array $s variable to check * @param string $k key inside the array to check * * @return bool|int */ function x($s, $k = null) { if($k != null) { if((is_array($s)) && (array_key_exists($k, $s))) { if($s[$k]) return (int) 1; return (int) 0; } return false; } else { if(isset($s)) { if($s) { return (int) 1; } return (int) 0; } return false; } } /** * @brief Called from db initialisation if db is dead. * * @ref include/system_unavailable.php will handle everything further. */ function system_unavailable() { include('include/system_unavailable.php'); system_down(); killme(); } function clean_urls() { // if(App::$config['system']['clean_urls']) return true; // return false; } function z_path() { $base = z_root(); if(! clean_urls()) $base .= '/?q='; return $base; } /** * @brief Returns the baseurl. * * @see App::get_baseurl() * * @return string */ function z_root() { return App::get_baseurl(); } /** * @brief Return absolute URL for given $path. * * @param string $path * * @return string */ function absurl($path) { if (strpos($path, '/') === 0) { return z_path() . $path; } return $path; } /** * @brief Recursively delete a directory. * * @param string $path * @return bool */ function rrmdir($path) { if (is_dir($path) === true) { $files = array_diff(scandir($path), array('.', '..')); foreach ($files as $file) { rrmdir(realpath($path) . '/' . $file); } return rmdir($path); } elseif (is_file($path) === true) { return unlink($path); } return false; } /** * @brief Function to check if request was an AJAX (xmlhttprequest) request. * * @return bool */ function is_ajax() { return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest'); } function killme_if_ajax() { if (is_ajax()) { killme(); } } /** * Primarily involved with database upgrade, but also sets the * base url for use in cmdline programs which don't have * $_SERVER variables, and synchronising the state of installed plugins. */ function check_config() { $saved = get_config('system','urlverify'); if (! $saved) { set_config('system','urlverify', bin2hex(z_root())); } if(($saved) && ($saved != bin2hex(z_root()))) { // our URL changed. Do something. $oldurl = hex2bin($saved); logger('Baseurl changed!'); $oldhost = substr($oldurl, strpos($oldurl, '//') + 2); $host = substr(z_root(), strpos(z_root(), '//') + 2); $is_ip_addr = ((preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/",$host)) ? true : false); $was_ip_addr = ((preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/",$oldhost)) ? true : false); // only change the url to an ip address if it was already an ip and not a dns name if((! $is_ip_addr) || ($is_ip_addr && $was_ip_addr)) { fix_system_urls($oldurl,z_root()); set_config('system', 'urlverify', bin2hex(z_root())); } else logger('Attempt to change baseurl from a DNS name to an IP address was refused.'); } // This will actually set the url to the one stored in .htconfig, and ignore what // we're passing - unless we are installing and it has never been set. App::set_baseurl(z_root()); // Ensure the site has a system channel and that it has been upgraded. // This function will only do work if work is required. Channel::create_system(); $x = new DB_Upgrade(DB_UPDATE_VERSION); Hook::load(); check_cron_broken(); } function fix_system_urls($oldurl, $newurl) { logger('fix_system_urls: renaming ' . $oldurl . ' to ' . $newurl); // Basically a site rename, but this can happen if you change from http to https for instance - even if the site name didn't change // This should fix URL changes on our site, but other sites will end up with orphan hublocs which they will try to contact and will // cause wasted communications. // What we need to do after fixing this up is to send a revocation of the old URL to every other site that we communicate with so // that they can clean up their hubloc tables (this includes directories). // It's a very expensive operation so you don't want to have to do it often or after your site gets to be large. $r = q("select xchan.*, hubloc.* from xchan left join hubloc on xchan_hash = hubloc_hash where hubloc_url like '%s' and hublod_deleted = 0", dbesc($oldurl . '%') ); if($r) { foreach($r as $rv) { $channel_address = substr($rv['hubloc_addr'],0,strpos($rv['hubloc_addr'],'@')); // get the associated channel. If we don't have a local channel, do nothing for this entry. $c = q("select * from channel where channel_hash = '%s' limit 1", dbesc($rv['hubloc_hash']) ); if(! $c) continue; $parsed = @parse_url($newurl); if(! $parsed) continue; $newhost = $parsed['host']; // sometimes parse_url returns unexpected results. if(strpos($newhost,'/') !== false) $newhost = substr($newhost,0,strpos($newhost,'/')); $rhs = $newhost . (($parsed['port']) ? ':' . $parsed['port'] : ''); // paths aren't going to work. You have to be at the (sub)domain root // . (($parsed['path']) ? $parsed['path'] : ''); // The xchan_url might point to another nomadic identity clone $replace_xchan_url = ((strpos($rv['xchan_url'],$oldurl) !== false) ? true : false); $x = q("update xchan set xchan_addr = '%s', xchan_url = '%s', xchan_connurl = '%s', xchan_follow = '%s', xchan_connpage = '%s', xchan_photo_l = '%s', xchan_photo_m = '%s', xchan_photo_s = '%s', xchan_photo_date = '%s' where xchan_hash = '%s'", dbesc($channel_address . '@' . $rhs), dbesc(($replace_xchan_url) ? str_replace($oldurl,$newurl,$rv['xchan_url']) : $rv['xchan_url']), dbesc(str_replace($oldurl,$newurl,$rv['xchan_connurl'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_follow'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_connpage'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_l'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_m'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_s'])), dbesc(datetime_convert()), dbesc($rv['xchan_hash']) ); $y = q("update hubloc set hubloc_addr = '%s', hubloc_url = '%s', hubloc_id_url = '%s', hubloc_url_sig = '%s', hubloc_site_id = '%s', hubloc_host = '%s', hubloc_callback = '%s' where hubloc_hash = '%s' and hubloc_url = '%s'", dbesc($channel_address . '@' . $rhs), dbesc($newurl), dbesc(str_replace($oldurl,$newurl,$rv['hubloc_id_url'])), dbesc(Libzot::sign($newurl,$c[0]['channel_prvkey'])), dbesc(Libzot::make_xchan_hash($newurl,Config::Get('system','pubkey'))), dbesc($newhost), dbesc($newurl . '/post'), dbesc($rv['xchan_hash']), dbesc($oldurl) ); $z = q("update profile set photo = '%s', thumb = '%s' where uid = %d", dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_l'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_m'])), intval($c[0]['channel_id']) ); $m = q("select abook_id, abook_instance from abook where abook_instance like '%s' and abook_channel = %d", dbesc('%' . $oldurl . '%'), intval($c[0]['channel_id']) ); if($m) { foreach($m as $mm) { q("update abook set abook_instance = '%s' where abook_id = %d", dbesc(str_replace($oldurl,$newurl,$mm['abook_instance'])), intval($mm['abook_id']) ); } } Run::Summon( [ 'Notifier', 'refresh_all', $c[0]['channel_id'] ]); } } // fix links in apps $a = q("select id, app_url, app_photo from app where app_url like '%s' OR app_photo like '%s'", dbesc('%' . $oldurl . '%'), dbesc('%' . $oldurl . '%') ); if($a) { foreach($a as $aa) { q("update app set app_url = '%s', app_photo = '%s' where id = %d", dbesc(str_replace($oldurl,$newurl,$aa['app_url'])), dbesc(str_replace($oldurl,$newurl,$aa['app_photo'])), intval($aa['id']) ); } } // now replace any remote xchans whose photos are stored locally (which will be most if not all remote xchans) $r = q("select * from xchan where xchan_photo_l like '%s'", dbesc($oldurl . '%') ); if($r) { foreach($r as $rv) { $x = q("update xchan set xchan_photo_l = '%s', xchan_photo_m = '%s', xchan_photo_s = '%s' where xchan_hash = '%s'", dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_l'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_m'])), dbesc(str_replace($oldurl,$newurl,$rv['xchan_photo_s'])), dbesc($rv['xchan_hash']) ); } } } /** * @brief Wrapper for adding a login box. * * If $register == true provide a registration link. This will most always depend * on the value of App::$config['system']['register_policy']. * Returns the complete html for inserting into the page * * @param bool $register (optional) default false * @param string $form_id (optional) default \e main-login * @param bool $hiddens (optional) default false * @param bool $login_page (optional) default true * @return string Parsed HTML code. */ function login($register = false, $form_id = 'main-login', $hiddens = false, $login_page = true) { $o = ''; $reg = null; // Here's the current description of how the register link works (2018-05-15) // Register links are enabled on the site home page and login page and navbar. // They are not shown by default on other pages which may require login. // system.register_link can over-ride the default behaviour and redirect to an arbitrary // webpage for paid/custom or organisational registrations, regardless of whether // registration is allowed. // system.register_link may or may not be the same destination as system.sellpage // system.sellpage is the destination linked from the /pubsites page on other sites. If // system.sellpage is not set, the 'register' link in /pubsites will go to 'register' on your // site. // If system.register_link is set to the word 'none', no registration link will be shown on // your site. // If the site supports SSL and this isn't a secure connection, reload the page using https if ((empty($_SERVER['HTTPS']) || $_SERVER['HTTPS'] === 'off') && strpos(z_root(), 'https://') !== false) { goaway(z_root() . '/' . App::$query_string); } $register_policy = get_config('system','register_policy'); $reglink = get_config('system', 'register_link', z_root() . '/register'); if($reglink !== 'none') { $reg = [ 'title' => t('Create an account to access services and applications'), 'desc' => t('Register'), 'link' => $reglink ]; } $dest_url = z_root() . '/' . App::$query_string; if(local_channel()) { $tpl = Theme::get_template('logout.tpl'); } else { $tpl = Theme::get_template('login.tpl'); if(strlen(App::$query_string)) $_SESSION['login_return_url'] = App::$query_string; } $o .= replace_macros($tpl, [ '$dest_url' => $dest_url, '$login_page' => $login_page, '$logout' => t('Logout'), '$login' => t('Login'), '$remote_login' => t('Remote Authentication'), '$form_id' => $form_id, '$lname' => [ 'username', t('Login/Email') , '', '' ], '$lpassword' => [ 'password', t('Password'), '', '' ], '$remember_me' => [ (($login_page) ? 'remember' : 'remember_me'), t('Remember me'), '', '', [ t('No'),t('Yes') ] ], '$hiddens' => $hiddens, '$register' => $reg, '$lostpass' => t('Forgot your password?'), '$lostlink' => t('Password Reset'), ]); /** * @hooks login_hook * Called when generating the login form. * * \e string with parsed HTML */ Hook::call('login_hook', $o); return $o; } /** * @brief Used to end the current process, after saving session state. */ function killme() { register_shutdown_function('shutdown'); exit; } /** * @brief Redirect to another URL and terminate this process. */ function goaway($s) { header("Location: $s"); killme(); } function shutdown() { } /** * @brief Returns the entity id of locally logged in account or false. * * Returns numeric account_id if authenticated or false. It is possible to be * authenticated and not connected to a channel. * * @return int|bool account_id or false */ function get_account_id() { if(isset($_SESSION['account_id']) && intval($_SESSION['account_id'])) return intval($_SESSION['account_id']); if(App::$account) return intval(App::$account['account_id']); return false; } /** * @brief Returns the entity id (channel_id) of locally logged in channel or false. * * Returns authenticated numeric channel_id if authenticated and connected to * a channel or 0. Sometimes referred to as $uid in the code. * * Before 2.1 this function was called local_user(). * * @since 2.1 * @return int|bool channel_id or false */ function local_channel() { if(session_id() && array_key_exists('authenticated',$_SESSION) && $_SESSION['authenticated'] && array_key_exists('uid',$_SESSION) && intval($_SESSION['uid'])) return intval($_SESSION['uid']); return false; } /** * @brief Returns a xchan_hash (visitor_id) of remote authenticated visitor * or false. * * Returns authenticated string hash of Red global identifier (xchan_hash), if * authenticated via remote auth, or an empty string. * * Before 2.1 this function was called remote_user(). * * @since 2.1 * @return string|bool visitor_id or false */ function remote_channel() { if(session_id() && array_key_exists('authenticated',$_SESSION) && $_SESSION['authenticated'] && array_key_exists('visitor_id',$_SESSION) && $_SESSION['visitor_id']) return $_SESSION['visitor_id']; return false; } function can_view_public_stream() { if (! (intval(get_config('system','open_pubstream',0)))) { if (! local_channel()) { return false; } } $public_stream_mode = intval(get_config('system','public_stream_mode',PUBLIC_STREAM_NONE)); return (($public_stream_mode) ? true : false); } /** * @brief Show an error or alert text on next page load. * * Contents of $s are displayed prominently on the page the next time * a page is loaded. Usually used for errors or alerts. * * For informational text use info(). * * @param string $s Text to display */ function notice($s) { if (! session_id()) { return; } if (! x($_SESSION, 'sysmsg')) { $_SESSION['sysmsg'] = []; } // ignore duplicated error messages which haven't yet been displayed // - typically seen as multiple 'permission denied' messages // as a result of auto-reloading a protected page with &JS=1 if (in_array($s, $_SESSION['sysmsg'])) { return; } if (App::$interactive) { $_SESSION['sysmsg'][] = $s; } } /** * @brief Show an information text on next page load. * * Contents of $s are displayed prominently on the page the next time a page is * loaded. Usually used for information. * * For error and alerts use notice(). * * @param string $s Text to display */ function info($s) { if (! session_id()) { return; } if (! x($_SESSION, 'sysmsg_info')) { $_SESSION['sysmsg_info'] = []; } if (in_array($s, $_SESSION['sysmsg_info'])) { return; } if (App::$interactive) { $_SESSION['sysmsg_info'][] = $s; } } /** * @brief Wrapper around config to limit the text length of an incoming message. * * @return int */ function get_max_import_size() { return(intval(get_config('system', 'max_import_size'))); } /** * @brief Wrap calls to proc_close(proc_open()) and call hook * so plugins can take part in process :) * * args: * $cmd program to run * next args are passed as $cmd command line * * e.g.: * @code{.php}proc_run("ls", "-la", "/tmp");@endcode * * $cmd and string args are surrounded with "" */ function proc_run() { $args = func_get_args(); if (! count($args)) return; $args = flatten_array_recursive($args); $arr = [ 'args' => $args, 'run_cmd' => true ]; /** * @hooks proc_run * Called when invoking PHP sub processes. * * \e array \b args * * \e boolean \b run_cmd */ Hook::call('proc_run', $arr); if (! $arr['run_cmd']) { return; } if (count($args) > 1 && $args[0] === 'php') { $php = check_php_cli(); if (! $php) { return; } $args[0] = $php; } $args = array_map('escapeshellarg',$args); $cmdline = implode(' ', $args); if (is_windows()) { $cwd = getcwd(); $cmd = "cmd /c start \"title\" /D \"$cwd\" /b $cmdline"; proc_close(proc_open($cmd, [], $foo)); } else { if (get_config('system','use_proc_open')) proc_close(proc_open($cmdline ." &", [], $foo)); else exec($cmdline . ' > /dev/null &'); } } function check_php_cli() { $cfg = (isset(App::$config['system']['php_path'])) ? App::$config['system']['php_path'] : NULL; if (isset($cfg) && is_executable(realpath($cfg))) { return realpath($cfg); } $path = shell_exec('which php'); if ($path && is_executable(realpath(trim($path)))) { return realpath(trim($path)); } logger('PHP command line interpreter not found.'); throw new Exception('interpreter not found.'); } /** * @brief Checks if we are running on M$ Windows. * * @return bool true if we run on M$ Windows * * It's possible you might be able to run on WAMP or XAMPP, and this * has been accomplished, but is not officially supported. Good luck. * */ function is_windows() { return ((strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') ? true : false); } /** * @brief Check if current user has admin role. * * Check if the current user has ACCOUNT_ROLE_ADMIN. * * @return bool true if user is an admin */ function is_site_admin() { if(! session_id()) return false; if(isset($_SESSION['delegate'])) return false; if(isset($_SESSION['authenticated']) && intval($_SESSION['authenticated'])) { if (is_array(App::$account) && (App::$account['account_roles'] & ACCOUNT_ROLE_ADMIN)) { return true; } // the system channel is by definition an administrator if (isset(App::$sys_channel) && is_array(App::$sys_channel) && array_key_exists('channel_id', (array) App::$sys_channel) && intval(App::$sys_channel['channel_id']) === local_channel()) { return true; } } return false; } /** * @brief Check if current user has developer role. * * Check if the current user has ACCOUNT_ROLE_DEVELOPER. * * @return bool true if user is a developer */ function is_developer() { if(! session_id()) return false; if(isset($_SESSION['authenticated']) && (intval($_SESSION['authenticated'])) && (is_array(App::$account)) && (App::$account['account_roles'] & ACCOUNT_ROLE_DEVELOPER)) return true; return false; } function load_contact_links($uid) { $ret = []; if (! $uid || x(App::$contacts,'empty')) return; // logger('load_contact_links'); $r = q("SELECT abook_id, abook_flags, abook_self, abook_incl, abook_excl, xchan_hash, xchan_photo_m, xchan_name, xchan_url, xchan_addr, xchan_network, xchan_type from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d ", intval($uid) ); if ($r) { foreach ($r as $rv) { $ret[$rv['xchan_hash']] = $rv; } } else { $ret['empty'] = true; } App::$contacts = $ret; } /** * @brief Returns querystring as string from a mapped array. * * @param array $params mapped array with query parameters * @param string $name of parameter, default null * * @return string */ function build_querystring($params, $name = null) { $ret = ''; foreach($params as $key => $val) { if(is_array($val)) { if($name === null) { $ret .= build_querystring($val, $key); } else { $ret .= build_querystring($val, $name . "[$key]"); } } else { $val = urlencode($val); if($name != null) { $ret .= $name . "[$key]" . "=$val&"; } else { $ret .= "$key=$val&"; } } } return $ret; } /** * @brief Much better way of dealing with c-style args. */ function argc() { return App::$argc; } function argv($x) { if(array_key_exists($x,App::$argv)) return App::$argv[$x]; return ''; } function dba_timer() { return microtime(true); } /** * @brief Returns xchan_hash from the observer. * * Observer can be a local or remote channel. * * @return string xchan_hash from observer, otherwise empty string if no observer */ function get_observer_hash() { $observer = App::get_observer(); if (is_array($observer)) { return $observer['xchan_hash']; } return ''; } /** * @brief Returns the complete URL of the current page, e.g.: http(s)://something.com/network * * Taken from http://webcheatsheet.com/php/get_current_page_url.php * * @return string */ function curPageURL() { $pageURL = 'http'; if ($_SERVER["HTTPS"] == "on") { $pageURL .= "s"; } $pageURL .= "://"; if ($_SERVER["SERVER_PORT"] != "80" && $_SERVER["SERVER_PORT"] != "443") { $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]; } else { $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"]; } return $pageURL; } /** * @brief Returns a custom navigation by name??? * * If no $navname provided load default page['nav'] * * @todo not fully implemented yet * * @param string $navname * * @return mixed */ function get_custom_nav($navname) { if (! $navname) return App::$page['nav']; // load custom nav menu by name here return EMPTY_STR; } /** * @brief Loads a page definition file for a module. * * If there is no parsed Comanche template already load a module's pdl file * and parse it with Comanche. * */ function load_pdl() { App::$comanche = new Comanche(); if (! count(App::$layout)) { $arr = [ 'module' => App::$module, 'layout' => '' ]; /** * @hooks load_pdl * Called when we load a PDL file or description. * * \e string \b module * * \e string \b layout */ Hook::call('load_pdl', $arr); $layout = $arr['layout']; $n = 'mod_' . App::$module . '.pdl' ; $u = App::$comanche->get_channel_id(); if($u) $s = get_pconfig($u, 'system', $n); if(! (isset($s) && $s)) $s = $layout; if((! $s) && (($p = Theme::include($n)) != '')) $s = @file_get_contents($p); elseif(file_exists('addon/'. App::$module . '/' . $n)) $s = @file_get_contents('addon/'. App::$module . '/' . $n); $arr = [ 'module' => App::$module, 'layout' => $s ]; Hook::call('alter_pdl',$arr); $s = $arr['layout']; if($s) { App::$comanche->parse($s); App::$pdl = $s; } } } function exec_pdl() { if(App::$pdl) { App::$comanche->parse(App::$pdl,1); } } /** * @brief build the page. * * Build the page - now that we have all the components * */ function construct_page() { Hook::call('page_end', App::$page['content']); exec_pdl(); $comanche = ((isset(App::$layout) && is_array(App::$layout) && count(App::$layout)) ? true : false); require_once(Theme::include('theme_init.php')); $installing = false; $uid = ((App::$profile_uid) ? App::$profile_uid : local_channel()); $navbar = get_config('system','navbar','default'); if($uid) { $navbar = get_pconfig($uid,'system','navbar',$navbar); } if($comanche && isset(App::$layout['navbar'])) { $navbar = App::$layout['navbar']; } if (App::$module == 'setup') { $installing = true; } else { Navbar::render($navbar); } $current_theme = Theme::current(); // logger('current_theme: ' . print_r($current_theme,true)); // Theme::debug(); if (($p = Theme::include($current_theme[0] . '.js')) != '') Head::add_js('/' . $p); if (($p = Theme::include('mod_' . App::$module . '.php')) != '') require_once($p); if (isset(App::$page['template_style'])) Head::add_css(App::$page['template_style'] . '.css'); else Head::add_css(((isset(App::$page['template'])) ? App::$page['template'] : 'default' ) . '.css'); if (($p = Theme::include('mod_' . App::$module . '.css')) != '') Head::add_css('mod_' . App::$module . '.css'); Head::add_css(Theme::url($installing)); if (($p = Theme::include('mod_' . App::$module . '.js')) != '') Head::add_js('mod_' . App::$module . '.js'); App::build_pagehead(); if (isset(App::$page['pdl_content']) && App::$page['pdl_content']) { App::$page['content'] = App::$comanche->region(App::$page['content']); } // Let's say we have a comanche declaration '[region=nav][/region][region=content]$nav $content[/region]'. // The text 'region=' identifies a section of the layout by that name. So what we want to do here is leave // App::$page['nav'] empty and put the default content from App::$page['nav'] and App::$page['section'] // into a new region called App::$data['content']. It is presumed that the chosen layout file for this comanche page // has a '' element instead of a '
'. // This way the Comanche layout can include any existing content, alter the layout by adding stuff around it or changing the // layout completely with a new layout definition, or replace/remove existing content. if ($comanche) { $arr = [ 'module' => App::$module, 'layout' => App::$layout ]; /** * @hooks construct_page * General purpose hook to provide content to certain page regions. * Called when constructing the Comanche page. * * \e string \b module * * \e string \b layout */ Hook::call('construct_page', $arr); App::$layout = ((isset($arr['layout']) && is_array($arr['layout'])) ? $arr['layout'] : []); foreach(App::$layout as $k => $v) { if((strpos($k, 'region_') === 0) && strlen($v)) { if(strpos($v, '$region_') !== false) { $v = preg_replace_callback('/\$region_([a-zA-Z0-9]+)/ism', array(App::$comanche,'replace_region'), $v); } // And a couple of convenience macros if(strpos($v, '$htmlhead') !== false) { $v = str_replace('$htmlhead', App::$page['htmlhead'], $v); } if(strpos($v, '$nav') !== false) { $v = str_replace('$nav', App::$page['nav'], $v); } if(strpos($v, '$content') !== false) { $v = str_replace('$content', App::$page['content'], $v); } App::$page[substr($k, 7)] = $v; } } } $page = App::$page; $profile = App::$profile; // There's some experimental support for right-to-left text in the view/php/default.php page template. // In v1.9 we started providing direction preference in the per language hstrings.php file // This requires somebody with fluency in a RTL language to make happen $page['direction'] = 0; // ((App::$rtl) ? 1 : 0); header("Content-type: text/html; charset=utf-8"); // security headers - see https://securityheaders.io if (App::get_scheme() === 'https' && isset(App::$config['system']['transport_security_header']) && App::$config['system']['transport_security_header']) { header("Strict-Transport-Security: max-age=31536000"); } if (isset(App::$config['system']['content_security_policy']) && App::$config['system']['content_security_policy']) { $cspsettings = Array ( 'script-src' => Array ("'self'","'unsafe-inline'","'unsafe-eval'"), 'style-src' => Array ("'self'","'unsafe-inline'") ); Hook::call('content_security_policy',$cspsettings); // Legitimate CSP directives (cxref: https://content-security-policy.com/) $validcspdirectives=Array( "default-src", "script-src", "style-src", "img-src", "connect-src", "font-src", "object-src", "media-src", 'frame-src', 'sandbox', 'report-uri', 'child-src', 'form-action', 'frame-ancestors', 'plugin-types' ); $cspheader = "Content-Security-Policy:"; foreach ($cspsettings as $cspdirective => $csp) { if (! in_array($cspdirective,$validcspdirectives)) { logger("INVALID CSP DIRECTIVE: ".$cspdirective,LOGGER_DEBUG); continue; } $cspsettingsarray = array_unique($cspsettings[$cspdirective]); $cspsetpolicy = implode(' ',$cspsettingsarray); if ($cspsetpolicy) { $cspheader .= " $cspdirective $cspsetpolicy;"; } } header($cspheader); } if (isset(App::$config['system']['x_security_headers']) && App::$config['system']['x-security_headers']) { header("X-Frame-Options: SAMEORIGIN"); header("X-Xss-Protection: 1; mode=block;"); header("X-Content-Type-Options: nosniff"); } if (isset(App::$config['system']['perm_policy_header']) && App::$config['system']['perm_policy_header']) { header("Permissions-Policy: " . App::$config['system']['perm_policy_header']); } else { // opt-out this site from federated browser surveillance header("Permissions-Policy: interest-cohort=()"); } if (isset(App::$config['system']['public_key_pins']) && App::$config['system']['public_key_pins']) { header("Public-Key-Pins: " . App::$config['system']['public_key_pins']); } require_once(Theme::include( ((isset(App::$page['template']) && App::$page['template']) ? App::$page['template'] : 'default' ) . '.php' ) ); } /** * @brief Returns appplication root directory. * * @return string */ function appdirpath() { return dirname(__FILE__); } /** * @brief Set a pageicon. * * @param string $icon */ function head_set_icon($icon) { App::$icon = $icon; } /** * @brief Get the pageicon. * * @return string absolut path to pageicon */ function head_get_icon() { $icon = ((App::$icon) ? App::$icon : EMPTY_STR); if($icon && ! strpos($icon, '://')) $icon = z_root() . $icon; return $icon; } /** * @brief Return relative date of last completed poller execution. * * @return string relative date of last completed poller execution */ function get_poller_runtime() { $t = get_config('system', 'lastpoll'); return relative_date($t); } function z_get_upload_dir() { $upload_dir = get_config('system','uploaddir'); if(! $upload_dir) $upload_dir = ini_get('upload_tmp_dir'); if(! $upload_dir) $upload_dir = sys_get_temp_dir(); return $upload_dir; } function z_get_temp_dir() { $temp_dir = get_config('system','tempdir'); if(! $temp_dir) $temp_dir = sys_get_temp_dir(); return $temp_dir; } /** * @brief Check if server certificate is valid. * * Notify admin if not. */ function z_check_cert() { if(strpos(z_root(), 'https://') !== false) { $x = Url::get(z_root() . '/siteinfo'); if(! $x['success']) { $recurse = 0; $y = Url::get(z_root() . '/siteinfo', ['novalidate' => true]); if($y['success']) cert_bad_email(); } } } /** * @brief Send email to admin if server has an invalid certificate. * * If a hub is available over https it must have a publicly valid certificate. */ function cert_bad_email() { return z_mail( [ 'toEmail' => App::$config['system']['admin_email'], 'messageSubject' => sprintf(t('[$Projectname] Website SSL error for %s'), App::get_hostname()), 'textVersion' => replace_macros(Theme::get_email_template('cert_bad_eml.tpl'), [ '$sitename' => App::$config['system']['sitename'], '$siteurl' => z_root(), '$error' => t('Website SSL certificate is not valid. Please correct.') ] ) ] ); } /** * @brief Send warnings every 3-5 days if cron is not running. */ function check_cron_broken() { $d = get_config('system', 'lastcron'); if((! $d) || ($d < datetime_convert(datetime: 'now - 4 hours'))) { Run::Summon( [ 'Cron' ] ); set_config('system', 'lastcron', datetime_convert()); } $t = get_config('system', 'lastcroncheck'); if(! $t) { // never checked before. Start the timer. set_config('system', 'lastcroncheck', datetime_convert()); return true; } if($t > datetime_convert(datetime: 'now - 3 days')) { // Wait for 3 days before we do anything so as not to swamp the admin with messages return true; } set_config('system', 'lastcroncheck', datetime_convert()); if(($d) && ($d > datetime_convert(datetime: 'now - 3 days'))) { // Scheduled tasks have run successfully in the last 3 days. return true; } return z_mail( [ 'toEmail' => App::$config['system']['admin_email'], 'messageSubject' => sprintf(t('[$Projectname] Cron tasks not running on %s'), App::get_hostname()), 'textVersion' => replace_macros(Theme::get_email_template('cron_bad_eml.tpl'), [ '$sitename' => App::$config['system']['sitename'], '$siteurl' => z_root(), '$error' => t('Cron/Scheduled tasks not running.'), '$lastdate' => (($d)? $d : t('never')) ] ) ] ); } function get_safemode() { if (! array_key_exists('safemode', $_SESSION)) { $_SESSION['safemode'] = 1; } return intval($_SESSION['safemode']); } function supported_imagetype($x) { return in_array($x, [ IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_WEBP ]); } function get_host() { if ($host = ((isset($_SERVER['HTTP_X_FORWARDED_HOST']) && $_SERVER['HTTP_X_FORWARDED_HOST']) ? $_SERVER['HTTP_X_FORWARDED_HOST'] : EMPTY_STR)) { $elements = explode(',', $host); $host = trim(end($elements)); } else { if (! $host = ((isset($_SERVER['HTTP_HOST']) && $_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : EMPTY_STR)) { if (! $host = ((isset($_SERVER['SERVER_NAME']) && $_SERVER['SERVER_NAME']) ? $_SERVER['SERVER_NAME'] : EMPTY_STR)) { $host = ((isset($_SERVER['SERVER_ADDR']) && $_SERVER['SERVER_ADDR']) ? $_SERVER['SERVER_ADDR'] : ''); } } } // Remove port number from host if (strpos($host,':') !== false) { $host = substr($host,0,strpos($host,':')); } return trim($host); } function get_loadtime($module) { $n = 'loadtime_' . $module; if (isset($_SESSION[$n])) { return $_SESSION[$n]; } if (local_channel()) { $x = PConfig::Get(local_channel(),'system',$n, false); if ($x) { return ($x); } } return datetime_convert(); }