--- /dev/null
+<?php
+
+/**
+ * @file src/Object/Contact.php
+ */
+
+namespace Friendica\Object;
+
+use Friendica\App;
+use Friendica\BaseObject;
+use Friendica\Core\PConfig;
+use Friendica\Core\System;
+use Friendica\Core\Worker;
+use Friendica\Database\DBM;
+use Friendica\Network\Probe;
+use Friendica\Protocol\Diaspora;
+use Friendica\Protocol\DFRN;
+use Friendica\Protocol\OStatus;
+use dba;
+
+require_once 'boot.php';
+require_once 'include/text.php';
+
+class Contact extends BaseObject
+{
+ /**
+ * @brief Marks a contact for removal
+ *
+ * @param int $id
+ * @return null
+ */
+ public static function remove($id)
+ {
+ // We want just to make sure that we don't delete our "self" contact
+ $r = q(
+ "SELECT `uid` FROM `contact` WHERE `id` = %d AND NOT `self` LIMIT 1", intval($id)
+ );
+ if (!DBM::is_result($r) || !intval($r[0]['uid'])) {
+ return;
+ }
+
+ $archive = PConfig::get($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;
+ }
+
+ dba::delete('contact', array('id' => $id));
+
+ // Delete the rest in the background
+ Worker::add(PRIORITY_LOW, 'RemoveContact', $id);
+ }
+
+ /**
+ * @brief Sends an unfriend message. Does not remove the contact
+ *
+ * @param array $user User unfriending
+ * @param array $contact Contact unfriended
+ */
+ public static function terminateFriendship(array $user, array $contact)
+ {
+ if ($contact['network'] === NETWORK_OSTATUS) {
+ // create an unfollow slap
+ $item = array();
+ $item['verb'] = NAMESPACE_OSTATUS . "/unfollow";
+ $item['follow'] = $contact["url"];
+ $slap = OStatus::salmon($item, $user);
+
+ if ((x($contact, 'notify')) && (strlen($contact['notify']))) {
+ require_once 'include/salmon.php';
+ slapper($user, $contact['notify'], $slap);
+ }
+ } elseif ($contact['network'] === NETWORK_DIASPORA) {
+ Diaspora::sendUnshare($user, $contact);
+ } elseif ($contact['network'] === NETWORK_DFRN) {
+ DFRN::deliver($user, $contact, 'placeholder', 1);
+ }
+ }
+
+ /**
+ * @brief Marks a contact for archival after a communication issue delay
+ *
+ * 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.
+ *
+ * @param array $contact
+ * @return type
+ */
+ public static function markForArchival(array $contact)
+ {
+ // Contact already archived, nothing to do
+ if ($contact['archive']) {
+ return;
+ }
+
+ if ($contact['term-date'] <= NULL_DATE) {
+ q(
+ "UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d", dbesc(datetime_convert()), intval($contact['id'])
+ );
+
+ if ($contact['url'] != '') {
+ q(
+ "UPDATE `contact` SET `term-date` = '%s'
+ WHERE `nurl` = '%s' AND `term-date` <= '1000-00-00'", dbesc(datetime_convert()), dbesc(normalise_link($contact['url']))
+ );
+ }
+ } 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
+ */
+
+ /// @todo Check for contact vitality via probing
+ $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'])
+ );
+
+ if ($contact['url'] != '') {
+ q(
+ "UPDATE `contact` SET `archive` = 1 WHERE `nurl` = '%s'", dbesc(normalise_link($contact['url']))
+ );
+ }
+ }
+ }
+ }
+
+ /**
+ * @brief Cancels the archival countdown
+ *
+ * @see Contact::markForArchival()
+ *
+ * @param array $contact
+ * @return null
+ */
+ public static function unmarkForArchival(array $contact)
+ {
+ $r = q(
+ "SELECT `term-date` FROM `contact` WHERE `id` = %d AND (`term-date` > '%s' OR `archive`)", intval($contact['id']), dbesc('1000-00-00 00:00:00')
+ );
+
+ // We don't need to update, we never marked this contact for archival
+ if (!DBM::is_result($r)) {
+ return;
+ }
+
+ // It's a miracle. Our dead contact has inexplicably come back to life.
+ $fields = array('term-date' => NULL_DATE, 'archive' => false);
+ dba::update('contact', $fields, array('id' => $contact['id']));
+
+ if ($contact['url'] != '') {
+ dba::update('contact', $fields, array('nurl' => normalise_link($contact['url'])));
+ }
+ }
+
+ /**
+ * @brief Get contact data for a given profile link
+ *
+ * The function looks at several places (contact table and gcontact table) for the contact
+ * It caches its result for the same script execution to prevent duplicate calls
+ *
+ * @param string $url The profile link
+ * @param int $uid User id
+ * @param array $default If not data was found take this data as default value
+ *
+ * @return array Contact data
+ */
+ public static function getDetailsByURL($url, $uid = -1, array $default = [])
+ {
+ static $cache = array();
+
+ if ($url == '') {
+ return $default;
+ }
+
+ if ($uid == -1) {
+ $uid = local_user();
+ }
+
+ if (isset($cache[$url][$uid])) {
+ return $cache[$url][$uid];
+ }
+
+ $ssl_url = str_replace('http://', 'https://', $url);
+
+ // Fetch contact data from the contact table for the given user
+ $s = dba::p("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`
+ FROM `contact` WHERE `nurl` = ? AND `uid` = ?", normalise_link($url), $uid);
+ $r = dba::inArray($s);
+
+ // Fetch contact data from the contact table for the given user, checking with the alias
+ if (!DBM::is_result($r)) {
+ $s = dba::p("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`
+ FROM `contact` WHERE `alias` IN (?, ?, ?) AND `uid` = ?", normalise_link($url), $url, $ssl_url, $uid);
+ $r = dba::inArray($s);
+ }
+
+ // Fetch the data from the contact table with "uid=0" (which is filled automatically)
+ if (!DBM::is_result($r)) {
+ $s = dba::p("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`
+ FROM `contact` WHERE `nurl` = ? AND `uid` = 0", normalise_link($url));
+ $r = dba::inArray($s);
+ }
+
+ // Fetch the data from the contact table with "uid=0" (which is filled automatically) - checked with the alias
+ if (!DBM::is_result($r)) {
+ $s = dba::p("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`
+ FROM `contact` WHERE `alias` IN (?, ?, ?) AND `uid` = 0", normalise_link($url), $url, $ssl_url);
+ $r = dba::inArray($s);
+ }
+
+ // Fetch the data from the gcontact table
+ if (!DBM::is_result($r)) {
+ $s = dba::p("SELECT 0 AS `id`, 0 AS `cid`, `id` AS `gid`, 0 AS `zid`, 0 AS `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, '' AS `xmpp`,
+ `keywords`, `gender`, `photo`, `photo` AS `thumb`, `photo` AS `micro`, `community` AS `forum`, 0 AS `prv`, `community`, `contact-type`, `birthday`, 0 AS `self`
+ FROM `gcontact` WHERE `nurl` = ?", normalise_link($url));
+ $r = dba::inArray($s);
+ }
+
+ if (DBM::is_result($r)) {
+ // If there is more than one entry we filter out the connector networks
+ if (count($r) > 1) {
+ foreach ($r AS $id => $result) {
+ if ($result["network"] == NETWORK_STATUSNET) {
+ unset($r[$id]);
+ }
+ }
+ }
+
+ $profile = array_shift($r);
+
+ // "bd" always contains the upcoming birthday of a contact.
+ // "birthday" might contain the birthday including the year of birth.
+ if ($profile["birthday"] > '0001-01-01') {
+ $bd_timestamp = strtotime($profile["birthday"]);
+ $month = date("m", $bd_timestamp);
+ $day = date("d", $bd_timestamp);
+
+ $current_timestamp = time();
+ $current_year = date("Y", $current_timestamp);
+ $current_month = date("m", $current_timestamp);
+ $current_day = date("d", $current_timestamp);
+
+ $profile["bd"] = $current_year . "-" . $month . "-" . $day;
+ $current = $current_year . "-" . $current_month . "-" . $current_day;
+
+ if ($profile["bd"] < $current) {
+ $profile["bd"] = ( ++$current_year) . "-" . $month . "-" . $day;
+ }
+ } else {
+ $profile["bd"] = '0001-01-01';
+ }
+ } else {
+ $profile = $default;
+ }
+
+ if (($profile["photo"] == "") && isset($default["photo"])) {
+ $profile["photo"] = $default["photo"];
+ }
+
+ if (($profile["name"] == "") && isset($default["name"])) {
+ $profile["name"] = $default["name"];
+ }
+
+ if (($profile["network"] == "") && isset($default["network"])) {
+ $profile["network"] = $default["network"];
+ }
+
+ if (($profile["thumb"] == "") && isset($profile["photo"])) {
+ $profile["thumb"] = $profile["photo"];
+ }
+
+ if (($profile["micro"] == "") && isset($profile["thumb"])) {
+ $profile["micro"] = $profile["thumb"];
+ }
+
+ if ((($profile["addr"] == "") || ($profile["name"] == "")) && ($profile["gid"] != 0) &&
+ in_array($profile["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))) {
+ Worker::add(PRIORITY_LOW, "UpdateGContact", $profile["gid"]);
+ }
+
+ // Show contact details of Diaspora contacts only if connected
+ if (($profile["cid"] == 0) && ($profile["network"] == NETWORK_DIASPORA)) {
+ $profile["location"] = "";
+ $profile["about"] = "";
+ $profile["gender"] = "";
+ $profile["birthday"] = '0001-01-01';
+ }
+
+ $cache[$url][$uid] = $profile;
+
+ return $profile;
+ }
+
+ /**
+ * @brief Get contact data for a given address
+ *
+ * The function looks at several places (contact table and gcontact table) for the contact
+ *
+ * @param string $addr The profile link
+ * @param int $uid User id
+ *
+ * @return array Contact data
+ */
+ public static function getDetailsByAddr($addr, $uid = -1)
+ {
+ static $cache = array();
+
+ if ($addr == '') {
+ return array();
+ }
+
+ if ($uid == -1) {
+ $uid = local_user();
+ }
+
+ // Fetch contact data from the contact table for the given user
+ $r = q("SELECT `id`, `id` AS `cid`, 0 AS `gid`, 0 AS `zid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, `self`
+ FROM `contact` WHERE `addr` = '%s' AND `uid` = %d", dbesc($addr), intval($uid));
+
+ // Fetch the data from the contact table with "uid=0" (which is filled automatically)
+ if (!DBM::is_result($r))
+ $r = q("SELECT `id`, 0 AS `cid`, `id` AS `zid`, 0 AS `gid`, `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, `xmpp`,
+ `keywords`, `gender`, `photo`, `thumb`, `micro`, `forum`, `prv`, (`forum` | `prv`) AS `community`, `contact-type`, `bd` AS `birthday`, 0 AS `self`
+ FROM `contact` WHERE `addr` = '%s' AND `uid` = 0", dbesc($addr));
+
+ // Fetch the data from the gcontact table
+ if (!DBM::is_result($r))
+ $r = q("SELECT 0 AS `id`, 0 AS `cid`, `id` AS `gid`, 0 AS `zid`, 0 AS `uid`, `url`, `nurl`, `alias`, `network`, `name`, `nick`, `addr`, `location`, `about`, '' AS `xmpp`,
+ `keywords`, `gender`, `photo`, `photo` AS `thumb`, `photo` AS `micro`, `community` AS `forum`, 0 AS `prv`, `community`, `contact-type`, `birthday`, 0 AS `self`
+ FROM `gcontact` WHERE `addr` = '%s'", dbesc($addr));
+
+ if (!DBM::is_result($r)) {
+ $data = Probe::uri($addr);
+
+ $profile = self::getDetailsByURL($data['url'], $uid);
+ } else {
+ $profile = $r[0];
+ }
+
+ return $profile;
+ }
+
+ /**
+ * @brief Returns the data array for the photo menu of a given contact
+ *
+ * @param array $contact
+ * @param int $uid
+ * @return array
+ */
+ public static function photoMenu(array $contact, $uid = 0)
+ {
+ // @todo Unused, to be removed
+ $a = get_app();
+
+ $contact_url = '';
+ $pm_url = '';
+ $status_link = '';
+ $photos_link = '';
+ $posts_link = '';
+ $contact_drop_link = '';
+ $poke_link = '';
+
+ if ($uid == 0) {
+ $uid = local_user();
+ }
+
+ if ($contact['uid'] != $uid) {
+ if ($uid == 0) {
+ $profile_link = zrl($contact['url']);
+ $menu = Array('profile' => array(t('View Profile'), $profile_link, true));
+
+ return $menu;
+ }
+
+ $r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `network` = '%s' AND `uid` = %d", dbesc($contact['nurl']), dbesc($contact['network']), intval($uid));
+ if ($r) {
+ return self::photoMenu($r[0], $uid);
+ } else {
+ $profile_link = zrl($contact['url']);
+ $connlnk = 'follow/?url=' . $contact['url'];
+ $menu = array(
+ 'profile' => array(t('View Profile'), $profile_link, true),
+ 'follow' => array(t('Connect/Follow'), $connlnk, true)
+ );
+
+ return $menu;
+ }
+ }
+
+ $sparkle = false;
+ if ($contact['network'] === NETWORK_DFRN) {
+ $sparkle = true;
+ $profile_link = System::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 = $profile_link . '?url=profile';
+ }
+
+ if (in_array($contact['network'], array(NETWORK_DFRN, NETWORK_DIASPORA))) {
+ $pm_url = System::baseUrl() . '/message/new/' . $contact['id'];
+ }
+
+ if ($contact['network'] == NETWORK_DFRN) {
+ $poke_link = System::baseUrl() . '/poke/?f=&c=' . $contact['id'];
+ }
+
+ $contact_url = System::baseUrl() . '/contacts/' . $contact['id'];
+
+ $posts_link = System::baseUrl() . '/contacts/' . $contact['id'] . '/posts';
+ $contact_drop_link = System::baseUrl() . '/contacts/' . $contact['id'] . '/drop?confirm=1';
+
+ /**
+ * menu array:
+ * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
+ */
+ $menu = array(
+ 'status' => array(t("View Status"), $status_link, true),
+ 'profile' => array(t("View Profile"), $profile_link, true),
+ 'photos' => array(t("View Photos"), $photos_link, true),
+ 'network' => array(t("Network Posts"), $posts_link, false),
+ 'edit' => array(t("View Contact"), $contact_url, false),
+ 'drop' => array(t("Drop Contact"), $contact_drop_link, false),
+ 'pm' => array(t("Send PM"), $pm_url, false),
+ 'poke' => array(t("Poke"), $poke_link, false),
+ );
+
+
+ $args = array('contact' => $contact, 'menu' => &$menu);
+
+ call_hooks('contact_photo_menu', $args);
+
+ $menucondensed = array();
+
+ foreach ($menu AS $menuname => $menuitem) {
+ if ($menuitem[1] != '') {
+ $menucondensed[$menuname] = $menuitem;
+ }
+ }
+
+ return $menucondensed;
+ }
+
+ /**
+ * Returns either the total number of ungrouped contacts for the given user
+ * id or a paginated list of ungrouped contacts.
+ *
+ * @brief Returns ungrouped contact count or list for user
+ *
+ * @param int $uid
+ * @param int $start
+ * @param int $count
+ * @return array
+ */
+ public static function getUngroupedList($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;
+ }
+
+ /**
+ * @brief Fetch the contact id for a given url and user
+ *
+ * First lookup in the contact table to find a record matching either `url`, `nurl`,
+ * `addr` or `alias`.
+ *
+ * If there's no record and we aren't looking for a public contact, we quit.
+ * If there's one, we check that it isn't time to update the picture else we
+ * directly return the found contact id.
+ *
+ * Second, we probe the provided $url wether it's http://server.tld/profile or
+ * nick@server.tld. We quit if we can't get any info back.
+ *
+ * Third, we create the contact record if it doesn't exist
+ *
+ * Fourth, we update the existing record with the new data (avatar, alias, nick)
+ * if there's any updates
+ *
+ * @param string $url Contact URL
+ * @param integer $uid The user id for the contact (0 = public contact)
+ * @param boolean $no_update Don't update the contact
+ *
+ * @return integer Contact ID
+ */
+ public static function getIdForUrl($url, $uid = 0, $no_update = false)
+ {
+ logger("Get contact data for url " . $url . " and user " . $uid . " - " . System::callstack(), LOGGER_DEBUG);
+
+ $contact_id = 0;
+
+ if ($url == '') {
+ return 0;
+ }
+
+ /// @todo Verify if we can't use Contact::getDetailsByUrl instead of the following
+ // We first try the nurl (http://server.tld/nick), most common case
+ $contact = dba::select('contact', array('id', 'avatar-date'), array('nurl' => normalise_link($url), 'uid' => $uid), array('limit' => 1));
+
+ // Then the addr (nick@server.tld)
+ if (!DBM::is_result($contact)) {
+ $contact = dba::select('contact', array('id', 'avatar-date'), array('addr' => $url, 'uid' => $uid), array('limit' => 1));
+ }
+
+ // Then the alias (which could be anything)
+ if (!DBM::is_result($contact)) {
+ // The link could be provided as http although we stored it as https
+ $ssl_url = str_replace('http://', 'https://', $url);
+ $r = dba::p("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN (?, ?, ?) AND `uid` = ? LIMIT 1", $url, normalise_link($url), $ssl_url, $uid);
+ $contact = dba::fetch($r);
+ dba::close($r);
+ }
+
+ if (DBM::is_result($contact)) {
+ $contact_id = $contact["id"];
+
+ // Update the contact every 7 days
+ $update_contact = ($contact['avatar-date'] < datetime_convert('', '', 'now -7 days'));
+
+ // We force the update if the avatar is empty
+ if ($contact['avatar'] == '') {
+ $update_contact = true;
+ }
+
+ if (!$update_contact || $no_update) {
+ return $contact_id;
+ }
+ } elseif ($uid != 0) {
+ // Non-existing user-specific contact, exiting
+ return 0;
+ }
+
+ $data = Probe::uri($url, "", $uid);
+
+ // Last try in gcontact for unsupported networks
+ if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_PUMPIO, NETWORK_MAIL))) {
+ if ($uid != 0) {
+ return 0;
+ }
+
+ // Get data from the gcontact table
+ $gcontacts = dba::select('gcontact', array('name', 'nick', 'url', 'photo', 'addr', 'alias', 'network'), array('nurl' => normalise_link($url)), array('limit' => 1));
+ if (!DBM::is_result($gcontacts)) {
+ return 0;
+ }
+
+ $data = array_merge($data, $gcontacts);
+ }
+
+ if (!$contact_id && ($data["alias"] != '') && ($data["alias"] != $url)) {
+ $contact_id = self::getIdForUrl($data["alias"], $uid, true);
+ }
+
+ $url = $data["url"];
+ if (!$contact_id) {
+ dba::insert('contact', array('uid' => $uid, 'created' => datetime_convert(), 'url' => $data["url"],
+ 'nurl' => normalise_link($data["url"]), 'addr' => $data["addr"],
+ 'alias' => $data["alias"], 'notify' => $data["notify"], 'poll' => $data["poll"],
+ 'name' => $data["name"], 'nick' => $data["nick"], 'photo' => $data["photo"],
+ 'keywords' => $data["keywords"], 'location' => $data["location"], 'about' => $data["about"],
+ 'network' => $data["network"], 'pubkey' => $data["pubkey"],
+ 'rel' => CONTACT_IS_SHARING, 'priority' => $data["priority"],
+ 'batch' => $data["batch"], 'request' => $data["request"],
+ 'confirm' => $data["confirm"], 'poco' => $data["poco"],
+ 'name-date' => datetime_convert(), 'uri-date' => datetime_convert(),
+ 'avatar-date' => datetime_convert(), 'writable' => 1, 'blocked' => 0,
+ 'readonly' => 0, 'pending' => 0));
+
+ $contacts = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d ORDER BY `id` LIMIT 2", dbesc(normalise_link($data["url"])), intval($uid));
+ if (!DBM::is_result($contacts)) {
+ return 0;
+ }
+
+ $contact_id = $contacts[0]["id"];
+
+ // Update the newly created contact from data in the gcontact table
+ $gcontact = dba::select('gcontact', array('location', 'about', 'keywords', 'gender'), array('nurl' => normalise_link($data["url"])), array('limit' => 1));
+ if (DBM::is_result($gcontact)) {
+ // Only use the information when the probing hadn't fetched these values
+ if ($data['keywords'] != '') {
+ unset($gcontact['keywords']);
+ }
+ if ($data['location'] != '') {
+ unset($gcontact['location']);
+ }
+ if ($data['about'] != '') {
+ unset($gcontact['about']);
+ }
+ dba::update('contact', $gcontact, array('id' => $contact_id));
+ }
+
+ if (count($contacts) > 1 && $uid == 0 && $contact_id != 0 && $data["url"] != "") {
+ dba::delete('contact', array("`nurl` = ? AND `uid` = 0 AND `id` != ? AND NOT `self`",
+ normalise_link($data["url"]), $contact_id));
+ }
+ }
+
+ require_once 'include/Photo.php';
+
+ update_contact_avatar($data["photo"], $uid, $contact_id);
+
+ $contact = dba::select('contact', array('url', 'nurl', 'addr', 'alias', 'name', 'nick', 'keywords', 'location', 'about', 'avatar-date'), array('id' => $contact_id), array('limit' => 1));
+
+ // This condition should always be true
+ if (!DBM::is_result($contact)) {
+ return $contact_id;
+ }
+
+ $updated = array('addr' => $data['addr'],
+ 'alias' => $data['alias'],
+ 'url' => $data['url'],
+ 'nurl' => normalise_link($data['url']),
+ 'name' => $data['name'],
+ 'nick' => $data['nick']);
+
+ if ($data['keywords'] != '') {
+ $updated['keywords'] = $data['keywords'];
+ }
+ if ($data['location'] != '') {
+ $updated['location'] = $data['location'];
+ }
+ if ($data['about'] != '') {
+ $updated['about'] = $data['about'];
+ }
+
+ if (($data["addr"] != $contact["addr"]) || ($data["alias"] != $contact["alias"])) {
+ $updated['uri-date'] = datetime_convert();
+ }
+ if (($data["name"] != $contact["name"]) || ($data["nick"] != $contact["nick"])) {
+ $updated['name-date'] = datetime_convert();
+ }
+
+ $updated['avatar-date'] = datetime_convert();
+
+ dba::update('contact', $updated, array('id' => $contact_id), $contact);
+
+ return $contact_id;
+ }
+
+ /**
+ * @brief Checks if the contact is blocked
+ *
+ * @param int $cid contact id
+ *
+ * @return boolean Is the contact blocked?
+ */
+ public static function isBlocked($cid)
+ {
+ if ($cid == 0) {
+ return false;
+ }
+
+ $blocked = dba::select('contact', array('blocked'), array('id' => $cid), array('limit' => 1));
+ if (!DBM::is_result($blocked)) {
+ return false;
+ }
+ return (bool) $blocked['blocked'];
+ }
+
+ /**
+ * @brief Checks if the contact is hidden
+ *
+ * @param int $cid contact id
+ *
+ * @return boolean Is the contact hidden?
+ */
+ public static function isHidden($cid)
+ {
+ if ($cid == 0) {
+ return false;
+ }
+
+ $hidden = dba::select('contact', array('hidden'), array('id' => $cid), array('limit' => 1));
+ if (!DBM::is_result($hidden)) {
+ return false;
+ }
+ return (bool) $hidden['hidden'];
+ }
+
+ /**
+ * @brief Returns posts from a given contact url
+ *
+ * @param App $a argv application class
+ * @param string $contact_url Contact URL
+ *
+ * @return string posts in HTML
+ */
+ public static function getPostsFromUrl($contact_url)
+ {
+ require_once 'include/conversation.php';
+
+ // There are no posts with "uid = 0" with connector networks
+ // This speeds up the query a lot
+ $r = q("SELECT `network`, `id` AS `author-id`, `contact-type` FROM `contact`
+ WHERE `contact`.`nurl` = '%s' AND `contact`.`uid` = 0", dbesc(normalise_link($contact_url)));
+
+ if (!DBM::is_result($r)) {
+ return '';
+ }
+
+ if (in_array($r[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""))) {
+ $sql = "(`item`.`uid` = 0 OR (`item`.`uid` = %d AND NOT `item`.`global`))";
+ } else {
+ $sql = "`item`.`uid` = %d";
+ }
+
+ $author_id = intval($r[0]["author-id"]);
+
+ $contact = ($r[0]["contact-type"] == ACCOUNT_TYPE_COMMUNITY ? 'owner-id' : 'author-id');
+
+ $r = q(item_query() . " AND `item`.`" . $contact . "` = %d AND " . $sql .
+ " ORDER BY `item`.`created` DESC LIMIT %d, %d", intval($author_id), intval(local_user()), intval($a->pager['start']), intval($a->pager['itemspage'])
+ );
+
+ $a = self::getApp();
+
+ $o = conversation($a, $r, 'community', false);
+
+ $o .= alt_pager($a, count($r));
+
+ return $o;
+ }
+
+ /**
+ * @brief Returns the account type name
+ *
+ * The function can be called with either the user or the contact array
+ *
+ * @param array $contact contact or user array
+ * @return string
+ */
+ public static function getAccountType(array $contact)
+ {
+ // There are several fields that indicate that the contact or user is a forum
+ // "page-flags" is a field in the user table,
+ // "forum" and "prv" are used in the contact table. They stand for PAGE_COMMUNITY and PAGE_PRVGROUP.
+ // "community" is used in the gcontact table and is true if the contact is PAGE_COMMUNITY or PAGE_PRVGROUP.
+ if (
+ (isset($contact['page-flags']) && (intval($contact['page-flags']) == PAGE_COMMUNITY))
+ || (isset($contact['page-flags']) && (intval($contact['page-flags']) == PAGE_PRVGROUP))
+ || (isset($contact['forum']) && intval($contact['forum']))
+ || (isset($contact['prv']) && intval($contact['prv']))
+ || (isset($contact['community']) && intval($contact['community']))
+ ) {
+ $type = ACCOUNT_TYPE_COMMUNITY;
+ } else {
+ $type = ACCOUNT_TYPE_PERSON;
+ }
+
+ // The "contact-type" (contact table) and "account-type" (user table) are more general then the chaos from above.
+ if (isset($contact["contact-type"])) {
+ $type = $contact["contact-type"];
+ }
+ if (isset($contact["account-type"])) {
+ $type = $contact["account-type"];
+ }
+
+ switch ($type) {
+ case ACCOUNT_TYPE_ORGANISATION:
+ $account_type = t("Organisation");
+ break;
+ case ACCOUNT_TYPE_NEWS:
+ $account_type = t('News');
+ break;
+ case ACCOUNT_TYPE_COMMUNITY:
+ $account_type = t("Forum");
+ break;
+ default:
+ $account_type = "";
+ break;
+ }
+
+ return $account_type;
+ }
+}