Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
// Included here for completeness, but this is a very dangerous operation.
// It is the caller's responsibility to confirm the requestor's intent and
// authorisation to do this.
function user_remove($uid) {
if(! $uid)
return;
$a = get_app();
logger('Removing user: ' . $uid);
$r = q("select * from user where uid = %d limit 1", intval($uid));
call_hooks('remove_user',$r[0]);
// save username (actually the nickname as it is guaranteed
// unique), so it cannot be re-registered in the future.
q("insert into userd ( username ) values ( '%s' )",
$r[0]['nickname']
);
// don't delete yet, will be done later when contacts have deleted my stuff
// q("DELETE FROM `contact` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `gcign` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `group` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `group_member` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `intro` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `event` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `item` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `item_id` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `mail` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `mailacct` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `manage` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `notify` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `photo` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `attach` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `profile` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `profile_check` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `pconfig` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `search` WHERE `uid` = %d", intval($uid));
q("DELETE FROM `spam` WHERE `uid` = %d", intval($uid));
// don't delete yet, will be done later when contacts have deleted my stuff
// q("DELETE FROM `user` WHERE `uid` = %d", intval($uid));
q("UPDATE `user` SET `account_removed` = 1, `account_expires_on` = UTC_TIMESTAMP() WHERE `uid` = %d", intval($uid));
proc_run('php', "include/notifier.php", "removeme", $uid);
// Send an update to the directory
proc_run('php', "include/directory.php", $r[0]['url']);
if($uid == local_user()) {
unset($_SESSION['authenticated']);
unset($_SESSION['uid']);
goaway($a->get_baseurl());
}
}
function contact_remove($id) {
$r = q("select uid from contact where id = %d limit 1",
intval($id)
);
if((! count($r)) || (! intval($r[0]['uid'])))
return;
$archive = get_pconfig($r[0]['uid'], 'system','archive_removed_contacts');
if($archive) {
q("update contact set `archive` = 1, `network` = 'none', `writable` = 0 where id = %d",
intval($id)
);
return;
}
q("DELETE FROM `contact` WHERE `id` = %d",
intval($id)
);
q("DELETE FROM `item` WHERE `contact-id` = %d ",
intval($id)
);
q("DELETE FROM `photo` WHERE `contact-id` = %d ",
intval($id)
);
q("DELETE FROM `mail` WHERE `contact-id` = %d ",
intval($id)
);
q("DELETE FROM `event` WHERE `cid` = %d ",
intval($id)
);
q("DELETE FROM `queue` WHERE `cid` = %d ",
intval($id)
);
}
// sends an unfriend message. Does not remove the contact
function terminate_friendship($user,$self,$contact) {
$a = get_app();
require_once('include/datetime.php');
if($contact['network'] === NETWORK_OSTATUS) {
$slap = replace_macros(get_markup_template('follow_slap.tpl'), array(
'$name' => $user['username'],
'$profile_page' => $a->get_baseurl() . '/profile/' . $user['nickname'],
'$photo' => $self['photo'],
'$thumb' => $self['thumb'],
'$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
'$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':unfollow:' . get_guid(32),
'$title' => '',
'$type' => 'text',
'$content' => t('stopped following'),
'$nick' => $user['nickname'],
'$verb' => 'http://ostatus.org/schema/1.0/unfollow', // ACTIVITY_UNFOLLOW,
'$ostat_follow' => '' // '<as:verb>http://ostatus.org/schema/1.0/unfollow</as:verb>' . "\r\n"
));
if((x($contact,'notify')) && (strlen($contact['notify']))) {
require_once('include/salmon.php');
slapper($user,$contact['notify'],$slap);
}
}
elseif($contact['network'] === NETWORK_DIASPORA) {
require_once('include/diaspora.php');
diaspora_unshare($user,$contact);
}
elseif($contact['network'] === NETWORK_DFRN) {
require_once('include/items.php');
dfrn_deliver($user,$contact,'placeholder', 1);
}
}
// Contact has refused to recognise us as a friend. We will start a countdown.
// If they still don't recognise us in 32 days, the relationship is over,
// and we won't waste any more time trying to communicate with them.
// This provides for the possibility that their database is temporarily messed
// up or some other transient event and that there's a possibility we could recover from it.
if(! function_exists('mark_for_death')) {
function mark_for_death($contact) {
if($contact['archive'])
return;
if($contact['term-date'] == '0000-00-00 00:00:00') {
q("UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d",
dbesc(datetime_convert()),
intval($contact['id'])
);
}
else {
// TODO: We really should send a notification to the owner after 2-3 weeks
// so they won't be surprised when the contact vanishes and can take
// remedial action if this was a serious mistake or glitch
$expiry = $contact['term-date'] . ' + 32 days ';
if(datetime_convert() > datetime_convert('UTC','UTC',$expiry)) {
// relationship is really truly dead.
// archive them rather than delete
// though if the owner tries to unarchive them we'll start the whole process over again
q("update contact set `archive` = 1 where id = %d",
intval($contact['id'])
);
q("UPDATE `item` SET `private` = 2 WHERE `contact-id` = %d AND `uid` = %d", intval($contact['id']), intval($contact['uid']));
//contact_remove($contact['id']);
}
}
}}
if(! function_exists('unmark_for_death')) {
function unmark_for_death($contact) {
// It's a miracle. Our dead contact has inexplicably come back to life.
q("UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d",
dbesc('0000-00-00 00:00:00'),
intval($contact['id'])
);
}}
if(! function_exists('contact_photo_menu')){
function contact_photo_menu($contact) {
$a = get_app();
$contact_url="";
$pm_url="";
$status_link="";
$photos_link="";
$posts_link="";
$contact_drop_link = "";
$poke_link="";
$sparkle = false;
if($contact['network'] === NETWORK_DFRN) {
$sparkle = true;
$profile_link = $a->get_baseurl() . '/redir/' . $contact['id'];
}
else
$profile_link = $contact['url'];
if($profile_link === 'mailbox')
$profile_link = '';
if($sparkle) {
$status_link = $profile_link . "?url=status";
$photos_link = $profile_link . "?url=photos";
$profile_link = $profile_link . "?url=profile";
$pm_url = $a->get_baseurl() . '/message/new/' . $contact['id'];
}
$poke_link = $a->get_baseurl() . '/poke/?f=&c=' . $contact['id'];
$contact_url = $a->get_baseurl() . '/contacts/' . $contact['id'];
$posts_link = $a->get_baseurl() . '/network/0?nets=all&cid=' . $contact['id'];
$contact_drop_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/drop?confirm=1';
$menu = Array(
'poke' => array(t("Poke"), $poke_link),
'status' => array(t("View Status"), $status_link),
'profile' => array(t("View Profile"), $profile_link),
'photos' => array(t("View Photos"), $photos_link),
'network' => array(t("Network Posts"), $posts_link),
'edit' => array(t("Edit Contact"), $contact_url),
'drop' => array(t("Drop Contact"), $contact_drop_link),
'pm' => array(t("Send PM"), $pm_url),
);
$args = array('contact' => $contact, 'menu' => &$menu);
call_hooks('contact_photo_menu', $args);
/* $o = "";
foreach($menu as $k=>$v){
if ($v!="") {
if(($k !== t("Network Posts")) && ($k !== t("Send PM")) && ($k !== t('Edit Contact')))
$o .= "<li><a target=\"redir\" href=\"$v\">$k</a></li>\n";
else
$o .= "<li><a href=\"$v\">$k</a></li>\n";
}
}
return $o;*/
foreach($menu as $k=>$v){
if ($v[1]!="") {
if(($v[0] !== t("Network Posts")) && ($v[0] !== t("Send PM")) && ($v[0] !== t('Edit Contact')))
$menu[$k][2] = 1;
else
$menu[$k][2] = 0;
}
}
return $menu;
}}
function random_profile() {
$r = q("SELECT `url` FROM `gcontact` WHERE `network` = '%s'
AND `last_contact` >= `last_failure`
AND `updated` > UTC_TIMESTAMP - INTERVAL 1 MONTH
ORDER BY rand() LIMIT 1",
dbesc(NETWORK_DFRN));
if(count($r))
return dirname($r[0]['url']);
return '';
}
function contacts_not_grouped($uid,$start = 0,$count = 0) {
if(! $count) {
$r = q("select count(*) as total from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) ",
intval($uid),
intval($uid)
);
return $r;
}
$r = q("select * from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) and blocked = 0 and pending = 0 limit %d, %d",
intval($uid),
intval($uid),
intval($start),
intval($count)
);
return $r;
}
function get_contact($url, $uid = 0) {
require_once("include/Scrape.php");
$data = array();
$contactid = 0;
// is it an address in the format user@server.tld?
if (!strstr($url, "http") OR strstr($url, "@")) {
$data = probe_url($url);
$url = $data["url"];
if ($url == "")
return 0;
}
$contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
dbesc(normalise_link($url)),
intval($uid));
if (!$contact)
$contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d",
dbesc($url),
dbesc(normalise_link($url)),
intval($uid));
if ($contact) {
$contactid = $contact[0]["id"];
// Update the contact every 7 days
$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
//$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
if (!$update_photo)
return($contactid);
} elseif ($uid != 0)
return 0;
if (!count($data))
$data = probe_url($url);
// Does this address belongs to a valid network?
if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
return 0;
// tempory programming. Can be deleted after 2015-02-07
if (($data["alias"] == "") AND (normalise_link($data["url"]) != normalise_link($url)))
$data["alias"] = normalise_link($url);
if ($contactid == 0) {
q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
`name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
`batch`, `request`, `confirm`, `poco`,
`writable`, `blocked`, `readonly`, `pending`)
VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', 1, 0, 0, 0)",
intval($uid),
dbesc(datetime_convert()),
dbesc($data["url"]),
dbesc(normalise_link($data["url"])),
dbesc($data["addr"]),
dbesc($data["alias"]),
dbesc($data["notify"]),
dbesc($data["poll"]),
dbesc($data["name"]),
dbesc($data["nick"]),
dbesc($data["photo"]),
dbesc($data["network"]),
dbesc($data["pubkey"]),
intval(CONTACT_IS_SHARING),
intval($data["priority"]),
dbesc($data["batch"]),
dbesc($data["request"]),
dbesc($data["confirm"]),
dbesc($data["poco"])
);
$contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
dbesc(normalise_link($data["url"])),
intval($uid));
if (!$contact)
return 0;
$contactid = $contact[0]["id"];
}
require_once("Photo.php");
$photos = import_profile_photo($data["photo"],$uid,$contactid);
q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s',
`addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
`name-date` = '%s', `uri-date` = '%s', `avatar-date` = '%s' WHERE `id` = %d",
dbesc($photos[0]),
dbesc($photos[1]),
dbesc($photos[2]),
dbesc($data["addr"]),
dbesc($data["alias"]),
dbesc($data["name"]),
dbesc($data["nick"]),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
intval($contactid)
);
return $contactid;
}