517 lines
13 KiB
PHP
517 lines
13 KiB
PHP
<?php /** @file */
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function rconnect_url($channel_id,$xchan) {
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if(! $xchan)
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return '';
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$r = q("select abook_id from abook where abook_channel = %d and abook_xchan = '%s' limit 1",
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intval($channel_id),
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dbesc($xchan)
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);
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if($r)
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return '';
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$r = q("select * from xchan where xchan_hash = '%s' limit 1",
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dbesc($xchan)
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);
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if(($r) && ($r[0]['xchan_follow']))
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return $r[0]['xchan_follow'];
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$r = q("select hubloc_url from hubloc where hubloc_hash = '%s' and ( hubloc_flags & %d ) limit 1",
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dbesc($xchan),
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intval(HUBLOC_FLAGS_PRIMARY)
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);
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if($r)
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return $r[0]['hubloc_url'] . '/follow?f=&url=%s';
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return '';
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}
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function abook_connections($channel_id, $sql_conditions = '') {
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$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d
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and not ( abook_flags & %d ) $sql_conditions",
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intval($channel_id),
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intval(ABOOK_FLAG_SELF)
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);
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return(($r) ? $r : array());
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}
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function abook_self($channel_id) {
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$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d
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and ( abook_flags & %d ) limit 1",
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intval($channel_id),
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intval(ABOOK_FLAG_SELF)
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);
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return(($r) ? $r[0] : array());
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}
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function channelx_by_nick($nick) {
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return q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_address = '%s' and not ( channel_pageflags & %d ) LIMIT 1",
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dbesc($nick),
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intval(PAGE_REMOVED)
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);
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}
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function channelx_by_hash($hash) {
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return q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_hash = '%s' and not ( channel_pageflags & %d ) LIMIT 1",
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dbesc($hash),
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intval(PAGE_REMOVED)
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);
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}
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function channelx_by_n($id) {
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return q("SELECT * FROM channel left join xchan on channel_hash = xchan_hash WHERE channel_id = %d and not ( channel_pageflags & %d ) LIMIT 1",
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dbesc($id),
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intval(PAGE_REMOVED)
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);
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}
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function vcard_from_xchan($xchan, $observer = null, $mode = '') {
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$a = get_app();
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if(! $xchan) {
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if($a->poi) {
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$xchan = $a->poi;
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}
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elseif($a->profile['channel_hash']) {
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$r = q("select * from xchan where xchan_hash = '%s' limit 1",
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dbesc($a->profile['channel_hash'])
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);
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if($r)
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$xchan = $r[0];
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}
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}
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if(! $xchan)
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return;
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// FIXME - show connect button to observer if appropriate
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$connect = false;
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if(local_user()) {
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$r = q("select * from abook where abook_xchan = '%s' and abook_channel = %d limit 1",
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dbesc($xchan['xchan_hash']),
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intval(local_user())
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);
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if(! $r)
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$connect = t('Connect');
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}
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if(array_key_exists('channel_id',$xchan))
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$a->profile_uid = $xchan['channel_id'];
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$url = (($observer)
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? z_root() . '/magic?f=&dest=' . $xchan['xchan_url'] . '&addr=' . $xchan['xchan_addr']
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: $xchan['xchan_url']
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);
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return replace_macros(get_markup_template('xchan_vcard.tpl'),array(
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'$name' => $xchan['xchan_name'],
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'$photo' => $xchan['xchan_photo_l'],
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'$follow' => $xchan['xchan_addr'],
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'$connect' => $connect,
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'$newwin' => (($mode === 'chanview') ? t('New window') : ''),
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'$newtit' => t('Open the selected location in a different window or browser tab'),
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'$url' => $url,
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));
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}
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function abook_toggle_flag($abook,$flag) {
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$r = q("UPDATE abook set abook_flags = (abook_flags ^ %d) where abook_id = %d and abook_channel = %d limit 1",
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intval($flag),
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intval($abook['abook_id']),
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intval($abook['abook_channel'])
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);
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$a = get_app();
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if($a->data['abook'])
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$a->data['abook']['abook_flags'] = $a->data['abook']['abook_flags'] ^ $flag;
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return $r;
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}
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// Included here for completeness, but this is a very dangerous operation.
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// It is the caller's responsibility to confirm the requestor's intent and
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// authorisation to do this.
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function user_remove($uid) {
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}
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function account_remove($account_id,$local = true) {
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logger('account_remove: ' . $account_id);
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if(! intval($account_id)) {
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logger('account_remove: no account.');
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return false;
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}
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// Don't let anybody nuke the only admin account.
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$r = q("select account_id from account where (account_roles & %d)",
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intval(ACCOUNT_ROLE_ADMIN)
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);
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if($r !== false && count($r) == 1 && $r[0]['account_id'] == $account_id) {
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logger("Unable to remove the only remaining admin account");
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return false;
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}
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$r = q("select * from account where account_id = %d limit 1",
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intval($account_id)
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);
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if(! $r) {
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logger('account_remove: No account with id: ' . $account_id);
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return false;
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}
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$x = q("select channel_id from channel where channel_account_id = %d",
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intval($account_id)
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);
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if($x) {
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foreach($x as $xx) {
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channel_remove($xx['channel_id'],$local);
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}
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}
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$r = q("delete from account where account_id = %d limit 1",
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intval($account_id)
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);
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return $r;
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}
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function channel_remove($channel_id, $local = true) {
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if(! $channel_id)
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return;
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$a = get_app();
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logger('Removing channel: ' . $channel_id);
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logger('channel_remove: local only: ' . intval($local));
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$r = q("select * from channel where channel_id = %d limit 1", intval($channel_id));
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if(! $r) {
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logger('channel_remove: channel not found: ' . $channel_id);
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return;
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}
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$channel = $r[0];
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call_hooks('channel_remove',$r[0]);
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if(! $local) {
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$r = q("update channel set channel_deleted = '%s', channel_pageflags = (channel_pageflags | %d), channel_r_stream = 0, channel_r_profile = 0,
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channel_r_photos = 0, channel_r_abook = 0, channel_w_stream = 0, channel_w_wall = 0, channel_w_tagwall = 0,
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channel_w_comment = 0, channel_w_mail = 0, channel_w_photos = 0, channel_w_chat = 0, channel_a_delegate = 0,
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channel_r_storage = 0, channel_w_storage = 0, channel_r_pages = 0, channel_w_pages = 0, channel_a_republish = 0
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where channel_id = %d limit 1",
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dbesc(datetime_convert()),
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intval(PAGE_REMOVED),
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intval($channel_id)
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);
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$r = q("update hubloc set hubloc_flags = hubloc_flags | %d where hubloc_hash = '%s'",
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intval(HUBLOC_FLAGS_DELETED),
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dbesc($channel['channel_hash'])
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);
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$r = q("update xchan set xchan_flags = xchan_flags | %d where xchan_hash = '%s'",
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intval(XCHAN_FLAGS_DELETED),
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dbesc($channel['channel_hash'])
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);
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proc_run('php','include/notifier.php','purge_all',$channel_id);
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}
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q("DELETE FROM `groups` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `group_member` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `event` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `item` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `item_id` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `mail` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `notify` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `photo` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `attach` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `profile` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `pconfig` WHERE `uid` = %d", intval($channel_id));
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q("DELETE FROM `spam` WHERE `uid` = %d", intval($channel_id));
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q("delete from abook where abook_xchan = '%s' and abook_flags & %d limit 1",
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dbesc($channel['channel_hash']),
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dbesc(ABOOK_FLAG_SELF)
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);
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$r = q("update channel set channel_deleted = '%s', channel_pageflags = (channel_pageflags | %d) where channel_id = %d limit 1",
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dbesc(datetime_convert()),
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intval(PAGE_REMOVED),
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intval($channel_id)
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);
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$r = q("update hubloc set hubloc_flags = hubloc_flags | %d where hubloc_hash = '%s' and hubloc_url = '%s' ",
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intval(HUBLOC_FLAGS_DELETED),
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dbesc($channel['channel_hash']),
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dbesc(z_root())
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);
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$r = q("update xchan set xchan_flags = xchan_flags | %d where xchan_hash = '%s' ",
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intval(XCHAN_FLAGS_DELETED),
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dbesc($channel['channel_hash'])
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);
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proc_run('php','include/directory.php',$channel_id);
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if($channel_id == local_user()) {
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unset($_SESSION['authenticated']);
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unset($_SESSION['uid']);
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goaway($a->get_baseurl());
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}
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}
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function remove_all_xchan_resources($xchan, $channel_id = 0) {
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if(intval($channel_id)) {
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}
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else {
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$dirmode = intval(get_config('system','directory_mode'));
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$r = q("delete from photo where xchan = '%s'",
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dbesc($xchan)
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);
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$r = q("select resource_id, resource_type, uid, id from item where ( author_xchan = '%s' or owner_xchan = '%s' ) ",
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dbesc($xchan),
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dbesc($xchan)
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);
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if($r) {
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foreach($r as $rr) {
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drop_item($rr,false);
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}
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}
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$r = q("delete from event where event_xchan = '%s'",
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dbesc($xchan)
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);
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$r = q("delete from group_member where xchan = '%s'",
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dbesc($xchan)
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);
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$r = q("delete from mail where ( from_xchan = '%s' or to_xchan = '%s' )",
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dbesc($xchan),
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dbesc($xchan)
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);
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$r = q("delete from xlink where ( xlink_xchan = '%s' or xlink_link = '%s' )",
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dbesc($xchan),
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dbesc($xchan)
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);
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$r = q("delete from abook where abook_xchan = '%s'",
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dbesc($xchan)
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);
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if($dirmode === false || $dirmode == DIRECTORY_MODE_NORMAL) {
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$r = q("delete from xchan where xchan_hash = '%s' limit 1",
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dbesc($xchan)
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);
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$r = q("delete from hubloc where hubloc_hash = '%s'",
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dbesc($xchan)
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);
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}
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else {
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// directory servers need to keep the record around for sync purposes - mark it deleted
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$r = q("update hubloc set hubloc_flags = hubloc_flags | %d where hubloc_hash = '%s'",
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intval(HUBLOC_FLAGS_DELETED),
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dbesc($xchan)
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);
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$r = q("update xchan set xchan_flags = xchan_flags | %d where xchan_hash = '%s'",
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intval(XCHAN_FLAGS_DELETED),
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dbesc($xchan)
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);
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}
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}
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}
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function contact_remove($channel_id, $abook_id) {
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if((! $channel_id) || (! $abook_id))
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return false;
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$archive = get_pconfig($channel_id, 'system','archive_removed_contacts');
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if($archive) {
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q("update abook set abook_flags = ( abook_flags | %d ) where abook_id = %d and abook_channel = %d limit 1",
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intval(ABOOK_FLAG_ARCHIVED),
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intval($abook_id),
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intval($channel_id)
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);
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return true;
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}
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$r = q("select * from abook where abook_id = %d and abook_channel = %d limit 1",
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intval($abook_id),
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intval($channel_id)
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);
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if(! $r)
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return false;
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$abook = $r[0];
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if($abook['abook_flags'] & ABOOK_FLAG_SELF)
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return false;
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$r = q("select * from item where author_xchan = '%s' and uid = %d",
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dbesc($abook['abook_xchan']),
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intval($channel_id)
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);
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if($r) {
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foreach($r as $rr) {
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drop_item($rr,false);
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}
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}
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q("delete from abook where abook_id = %d and abook_channel = %d limit 1",
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intval($abook['abook_id']),
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intval($channel_id)
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);
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$r = q("delete from event where event_xchan = '%s' and uid = %d",
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dbesc($abook['abook_xchan']),
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intval($channel_id)
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);
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$r = q("delete from group_member where xchan = '%s' and uid = %d",
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dbesc($abook['abook_xchan']),
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intval($channel_id)
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);
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$r = q("delete from mail where ( from_xchan = '%s' or to_xchan = '%s' ) and channel_id = %d ",
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dbesc($abook['abook_xchan']),
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dbesc($abook['abook_xchan']),
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intval($channel_id)
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);
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return true;
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}
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// sends an unfriend message. Does not remove the contact
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function terminate_friendship($user,$self,$contact) {
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$a = get_app();
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require_once('include/datetime.php');
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if($contact['network'] === NETWORK_DFRN) {
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require_once('include/items.php');
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dfrn_deliver($user,$contact,'placeholder', 1);
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}
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}
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// Contact has refused to recognise us as a friend. We will start a countdown.
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// If they still don't recognise us in 32 days, the relationship is over,
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// and we won't waste any more time trying to communicate with them.
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// This provides for the possibility that their database is temporarily messed
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// up or some other transient event and that there's a possibility we could recover from it.
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if(! function_exists('mark_for_death')) {
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function mark_for_death($contact) {
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if($contact['archive'])
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return;
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if($contact['term_date'] == '0000-00-00 00:00:00') {
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q("UPDATE `contact` SET `term_date` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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}
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else {
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// TODO: We really should send a notification to the owner after 2-3 weeks
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// so they won't be surprised when the contact vanishes and can take
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// remedial action if this was a serious mistake or glitch
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$expiry = $contact['term_date'] . ' + 32 days ';
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if(datetime_convert() > datetime_convert('UTC','UTC',$expiry)) {
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// relationship is really truly dead.
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// archive them rather than delete
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// though if the owner tries to unarchive them we'll start the whole process over again
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q("update contact set `archive` = 1 where id = %d limit 1",
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intval($contact['id'])
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);
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//contact_remove($contact['id']);
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}
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}
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}}
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if(! function_exists('unmark_for_death')) {
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function unmark_for_death($contact) {
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// It's a miracle. Our dead contact has inexplicably come back to life.
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q("UPDATE `contact` SET `term_date` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc('0000-00-00 00:00:00'),
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intval($contact['id'])
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);
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}}
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function random_profile() {
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$r = q("select xchan_url from xchan where 1 order by rand() limit 1");
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if($r)
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return $r[0]['xchan_url'];
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return '';
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}
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