]> git.mxchange.org Git - friendica.git/blobdiff - src/Model/Contact.php
Merge pull request #4516 from annando/item-ordering
[friendica.git] / src / Model / Contact.php
index 99183295b5e71d8c63b1596bf3bf1929e2f615be..8a2be5e9ad2ef6ff3d07c9c83e7182c3e51286a6 100644 (file)
@@ -1,24 +1,27 @@
 <?php
-
 /**
  * @file src/Model/Contact.php
  */
-
 namespace Friendica\Model;
 
 use Friendica\BaseObject;
+use Friendica\Core\Addon;
 use Friendica\Core\Config;
+use Friendica\Core\L10n;
 use Friendica\Core\PConfig;
 use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
-use Friendica\Network\Probe;
 use Friendica\Model\Photo;
-use Friendica\Protocol\Diaspora;
+use Friendica\Model\Profile;
+use Friendica\Network\Probe;
 use Friendica\Protocol\DFRN;
+use Friendica\Protocol\Diaspora;
 use Friendica\Protocol\OStatus;
 use Friendica\Protocol\PortableContact;
 use Friendica\Protocol\Salmon;
+use Friendica\Util\DateTimeFormat;
+use Friendica\Util\Network;
 use dba;
 
 require_once 'boot.php';
@@ -109,7 +112,7 @@ class Contact extends BaseObject
 
                $return = dba::insert('contact', [
                        'uid'         => $user['uid'],
-                       'created'     => datetime_convert(),
+                       'created'     => DateTimeFormat::utcNow(),
                        'self'        => 1,
                        'name'        => $user['username'],
                        'nick'        => $user['nickname'],
@@ -126,9 +129,9 @@ class Contact extends BaseObject
                        'poll'        => System::baseUrl() . '/dfrn_poll/'    . $user['nickname'],
                        'confirm'     => System::baseUrl() . '/dfrn_confirm/' . $user['nickname'],
                        'poco'        => System::baseUrl() . '/poco/'         . $user['nickname'],
-                       'name-date'   => datetime_convert(),
-                       'uri-date'    => datetime_convert(),
-                       'avatar-date' => datetime_convert(),
+                       'name-date'   => DateTimeFormat::utcNow(),
+                       'uri-date'    => DateTimeFormat::utcNow(),
+                       'avatar-date' => DateTimeFormat::utcNow(),
                        'closeness'   => 0
                ]);
 
@@ -151,11 +154,11 @@ class Contact extends BaseObject
 
                $archive = PConfig::get($contact['uid'], 'system', 'archive_removed_contacts');
                if ($archive) {
-                       dba::update('contact', array('archive' => true, 'network' => 'none', 'writable' => false), array('id' => $id));
+                       dba::update('contact', ['archive' => true, 'network' => 'none', 'writable' => false], ['id' => $id]);
                        return;
                }
 
-               dba::delete('contact', array('id' => $id));
+               dba::delete('contact', ['id' => $id]);
 
                // Delete the rest in the background
                Worker::add(PRIORITY_LOW, 'RemoveContact', $id);
@@ -172,7 +175,7 @@ class Contact extends BaseObject
        {
                if ($contact['network'] === NETWORK_OSTATUS) {
                        // create an unfollow slap
-                       $item = array();
+                       $item = [];
                        $item['verb'] = NAMESPACE_OSTATUS . "/unfollow";
                        $item['follow'] = $contact["url"];
                        $slap = OStatus::salmon($item, $user);
@@ -207,10 +210,10 @@ class Contact extends BaseObject
                }
 
                if ($contact['term-date'] <= NULL_DATE) {
-                       dba::update('contact', array('term-date' => datetime_convert()), array('id' => $contact['id']));
+                       dba::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['id' => $contact['id']]);
 
                        if ($contact['url'] != '') {
-                               dba::update('contact', array('term-date' => datetime_convert()), array('`nurl` = ? AND `term-date` <= ? AND NOT `self`', normalise_link($contact['url']), NULL_DATE));
+                               dba::update('contact', ['term-date' => DateTimeFormat::utcNow()], ['`nurl` = ? AND `term-date` <= ? AND NOT `self`', normalise_link($contact['url']), NULL_DATE]);
                        }
                } else {
                        /* @todo
@@ -221,15 +224,15 @@ class Contact extends BaseObject
 
                        /// @todo Check for contact vitality via probing
                        $expiry = $contact['term-date'] . ' + 32 days ';
-                       if (datetime_convert() > datetime_convert('UTC', 'UTC', $expiry)) {
+                       if (DateTimeFormat::utcNow() > DateTimeFormat::utc($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.
                                 */
-                               dba::update('contact', array('archive' => 1), array('id' => $contact['id']));
+                               dba::update('contact', ['archive' => 1], ['id' => $contact['id']]);
 
                                if ($contact['url'] != '') {
-                                       dba::update('contact', array('archive' => 1), array('nurl' => normalise_link($contact['url']), 'self' => false));
+                                       dba::update('contact', ['archive' => 1], ['nurl' => normalise_link($contact['url']), 'self' => false]);
                                }
                        }
                }
@@ -245,7 +248,7 @@ class Contact extends BaseObject
         */
        public static function unmarkForArchival(array $contact)
        {
-               $condition = array('`id` = ? AND (`term-date` > ? OR `archive`)', $contact['id'], NULL_DATE);
+               $condition = ['`id` = ? AND (`term-date` > ? OR `archive`)', $contact['id'], NULL_DATE];
                $exists = dba::exists('contact', $condition);
 
                // We don't need to update, we never marked this contact for archival
@@ -254,11 +257,11 @@ class Contact extends BaseObject
                }
 
                // 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']));
+               $fields = ['term-date' => NULL_DATE, 'archive' => false];
+               dba::update('contact', $fields, ['id' => $contact['id']]);
 
                if ($contact['url'] != '') {
-                       dba::update('contact', $fields, array('nurl' => normalise_link($contact['url'])));
+                       dba::update('contact', $fields, ['nurl' => normalise_link($contact['url'])]);
                }
        }
 
@@ -276,7 +279,7 @@ class Contact extends BaseObject
         */
        public static function getDetailsByURL($url, $uid = -1, array $default = [])
        {
-               static $cache = array();
+               static $cache = [];
 
                if ($url == '') {
                        return $default;
@@ -388,7 +391,7 @@ class Contact extends BaseObject
                }
 
                if ((($profile["addr"] == "") || ($profile["name"] == "")) && ($profile["gid"] != 0)
-                       && in_array($profile["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))
+                       && in_array($profile["network"], [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS])
                ) {
                        Worker::add(PRIORITY_LOW, "UpdateGContact", $profile["gid"]);
                }
@@ -418,10 +421,10 @@ class Contact extends BaseObject
         */
        public static function getDetailsByAddr($addr, $uid = -1)
        {
-               static $cache = array();
+               static $cache = [];
 
                if ($addr == '') {
-                       return array();
+                       return [];
                }
 
                if ($uid == -1) {
@@ -490,8 +493,8 @@ class Contact extends BaseObject
 
                if ($contact['uid'] != $uid) {
                        if ($uid == 0) {
-                               $profile_link = zrl($contact['url']);
-                               $menu = array('profile' => array(t('View Profile'), $profile_link, true));
+                               $profile_link = Profile::zrl($contact['url']);
+                               $menu = ['profile' => [L10n::t('View Profile'), $profile_link, true]];
 
                                return $menu;
                        }
@@ -501,12 +504,12 @@ class Contact extends BaseObject
                        if (DBM::is_result($contact_own)) {
                                return self::photoMenu($contact_own, $uid);
                        } else {
-                               $profile_link = zrl($contact['url']);
+                               $profile_link = Profile::zrl($contact['url']);
                                $connlnk = 'follow/?url=' . $contact['url'];
-                               $menu = array(
-                                       'profile' => array(t('View Profile'), $profile_link, true),
-                                       'follow' => array(t('Connect/Follow'), $connlnk, true)
-                               );
+                               $menu = [
+                                       'profile' => [L10n::t('View Profile'), $profile_link, true],
+                                       'follow' => [L10n::t('Connect/Follow'), $connlnk, true]
+                               ];
 
                                return $menu;
                        }
@@ -530,7 +533,7 @@ class Contact extends BaseObject
                        $profile_link = $profile_link . '?url=profile';
                }
 
-               if (in_array($contact['network'], array(NETWORK_DFRN, NETWORK_DIASPORA))) {
+               if (in_array($contact['network'], [NETWORK_DFRN, NETWORK_DIASPORA])) {
                        $pm_url = System::baseUrl() . '/message/new/' . $contact['id'];
                }
 
@@ -548,21 +551,21 @@ class Contact extends BaseObject
                 * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
                 */
                $menu = [
-                       'status'  => [t("View Status")  , $status_link      , true],
-                       'profile' => [t("View Profile") , $profile_link     , true],
-                       'photos'  => [t("View Photos")  , $photos_link      , true],
-                       'network' => [t("Network Posts"), $posts_link       , false],
-                       'edit'    => [t("View Contact") , $contact_url      , false],
-                       'drop'    => [t("Drop Contact") , $contact_drop_link, false],
-                       'pm'      => [t("Send PM")      , $pm_url           , false],
-                       'poke'    => [t("Poke")         , $poke_link        , false],
+                       'status'  => [L10n::t("View Status")  , $status_link      , true],
+                       'profile' => [L10n::t("View Profile") , $profile_link     , true],
+                       'photos'  => [L10n::t("View Photos")  , $photos_link      , true],
+                       'network' => [L10n::t("Network Posts"), $posts_link       , false],
+                       'edit'    => [L10n::t("View Contact") , $contact_url      , false],
+                       'drop'    => [L10n::t("Drop Contact") , $contact_drop_link, false],
+                       'pm'      => [L10n::t("Send PM")      , $pm_url           , false],
+                       'poke'    => [L10n::t("Poke")         , $poke_link        , false],
                ];
 
                $args = ['contact' => $contact, 'menu' => &$menu];
 
-               call_hooks('contact_photo_menu', $args);
+               Addon::callHooks('contact_photo_menu', $args);
 
-               $menucondensed = array();
+               $menucondensed = [];
 
                foreach ($menu as $menuname => $menuitem) {
                        if ($menuitem[1] != '') {
@@ -626,7 +629,7 @@ class Contact extends BaseObject
                        intval($start),
                        intval($count)
                );
-               
+
                return $r;
        }
 
@@ -685,7 +688,7 @@ class Contact extends BaseObject
                        $contact_id = $contact["id"];
 
                        // Update the contact every 7 days
-                       $update_contact = ($contact['avatar-date'] < datetime_convert('', '', 'now -7 days'));
+                       $update_contact = ($contact['avatar-date'] < DateTimeFormat::utc('now -7 days'));
 
                        // We force the update if the avatar is empty
                        if (!x($contact, 'avatar')) {
@@ -703,7 +706,7 @@ class Contact extends BaseObject
                $data = Probe::uri($url, "", $uid);
 
                // Last try in gcontact for unsupported networks
-               if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_PUMPIO, NETWORK_MAIL))) {
+               if (!in_array($data["network"], [NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_PUMPIO, NETWORK_MAIL])) {
                        if ($uid != 0) {
                                return 0;
                        }
@@ -725,7 +728,7 @@ class Contact extends BaseObject
                if (!$contact_id) {
                        dba::insert('contact', [
                                'uid'       => $uid,
-                               'created'   => datetime_convert(),
+                               'created'   => DateTimeFormat::utcNow(),
                                'url'       => $data["url"],
                                'nurl'      => normalise_link($data["url"]),
                                'addr'      => $data["addr"],
@@ -746,9 +749,9 @@ class Contact extends BaseObject
                                'request'   => $data["request"],
                                'confirm'   => $data["confirm"],
                                'poco'      => $data["poco"],
-                               'name-date' => datetime_convert(),
-                               'uri-date'  => datetime_convert(),
-                               'avatar-date' => datetime_convert(),
+                               'name-date' => DateTimeFormat::utcNow(),
+                               'uri-date'  => DateTimeFormat::utcNow(),
+                               'avatar-date' => DateTimeFormat::utcNow(),
                                'writable'  => 1,
                                'blocked'   => 0,
                                'readonly'  => 0,
@@ -776,7 +779,7 @@ class Contact extends BaseObject
                                if ($data['about'] != '') {
                                        unset($gcontact['about']);
                                }
-                               dba::update('contact', $gcontact, array('id' => $contact_id));
+                               dba::update('contact', $gcontact, ['id' => $contact_id]);
                        }
 
                        if (count($contacts) > 1 && $uid == 0 && $contact_id != 0 && $data["url"] != "") {
@@ -795,12 +798,12 @@ class Contact extends BaseObject
                        return $contact_id;
                }
 
-               $updated = array('addr' => $data['addr'],
+               $updated = ['addr' => $data['addr'],
                        'alias' => $data['alias'],
                        'url' => $data['url'],
                        'nurl' => normalise_link($data['url']),
                        'name' => $data['name'],
-                       'nick' => $data['nick']);
+                       'nick' => $data['nick']];
 
                // Only fill the pubkey if it was empty before. We have to prevent identity theft.
                if (!empty($contact['pubkey'])) {
@@ -820,15 +823,15 @@ class Contact extends BaseObject
                }
 
                if (($data["addr"] != $contact["addr"]) || ($data["alias"] != $contact["alias"])) {
-                       $updated['uri-date'] = datetime_convert();
+                       $updated['uri-date'] = DateTimeFormat::utcNow();
                }
                if (($data["name"] != $contact["name"]) || ($data["nick"] != $contact["nick"])) {
-                       $updated['name-date'] = datetime_convert();
+                       $updated['name-date'] = DateTimeFormat::utcNow();
                }
 
-               $updated['avatar-date'] = datetime_convert();
+               $updated['avatar-date'] = DateTimeFormat::utcNow();
 
-               dba::update('contact', $updated, array('id' => $contact_id), $contact);
+               dba::update('contact', $updated, ['id' => $contact_id], $contact);
 
                return $contact_id;
        }
@@ -897,7 +900,7 @@ class Contact extends BaseObject
                        return '';
                }
 
-               if (in_array($r[0]["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""))) {
+               if (in_array($r[0]["network"], [NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS, ""])) {
                        $sql = "(`item`.`uid` = 0 OR (`item`.`uid` = %d AND NOT `item`.`global`))";
                } else {
                        $sql = "`item`.`uid` = %d";
@@ -956,13 +959,13 @@ class Contact extends BaseObject
 
                switch ($type) {
                        case ACCOUNT_TYPE_ORGANISATION:
-                               $account_type = t("Organisation");
+                               $account_type = L10n::t("Organisation");
                                break;
                        case ACCOUNT_TYPE_NEWS:
-                               $account_type = t('News');
+                               $account_type = L10n::t('News');
                                break;
                        case ACCOUNT_TYPE_COMMUNITY:
-                               $account_type = t("Forum");
+                               $account_type = L10n::t("Forum");
                                break;
                        default:
                                $account_type = "";
@@ -1014,7 +1017,7 @@ class Contact extends BaseObject
                if (!DBM::is_result($contact)) {
                        return false;
                } else {
-                       $data = array($contact["photo"], $contact["thumb"], $contact["micro"]);
+                       $data = [$contact["photo"], $contact["thumb"], $contact["micro"]];
                }
 
                if (($contact["avatar"] != $avatar) || $force) {
@@ -1023,13 +1026,13 @@ class Contact extends BaseObject
                        if ($photos) {
                                dba::update(
                                        'contact',
-                                       array('avatar' => $avatar, 'photo' => $photos[0], 'thumb' => $photos[1], 'micro' => $photos[2], 'avatar-date' => datetime_convert()),
-                                       array('id' => $cid)
+                                       ['avatar' => $avatar, 'photo' => $photos[0], 'thumb' => $photos[1], 'micro' => $photos[2], 'avatar-date' => DateTimeFormat::utcNow()],
+                                       ['id' => $cid]
                                );
 
                                // Update the public contact (contact id = 0)
                                if ($uid != 0) {
-                                       $pcontact = dba::selectFirst('contact', ['id'], ['nurl' => $contact['nurl']]);
+                                       $pcontact = dba::selectFirst('contact', ['id'], ['nurl' => $contact['nurl'], 'uid' => 0]);
                                        if (DBM::is_result($pcontact)) {
                                                self::updateAvatar($avatar, 0, $pcontact['id'], $force);
                                        }
@@ -1123,31 +1126,36 @@ class Contact extends BaseObject
         */
        public static function createFromProbe($uid, $url, $interactive = false, $network = '')
        {
-               $result = array('cid' => -1, 'success' => false, 'message' => '');
+               $result = ['cid' => -1, 'success' => false, 'message' => ''];
 
                $a = get_app();
 
                // remove ajax junk, e.g. Twitter
                $url = str_replace('/#!/', '/', $url);
 
-               if (!allowed_url($url)) {
-                       $result['message'] = t('Disallowed profile URL.');
+               if (!Network::isUrlAllowed($url)) {
+                       $result['message'] = L10n::t('Disallowed profile URL.');
                        return $result;
                }
 
-               if (blocked_url($url)) {
-                       $result['message'] = t('Blocked domain');
+               if (Network::isUrlBlocked($url)) {
+                       $result['message'] = L10n::t('Blocked domain');
                        return $result;
                }
 
                if (!$url) {
-                       $result['message'] = t('Connect URL missing.');
+                       $result['message'] = L10n::t('Connect URL missing.');
                        return $result;
                }
 
-               $arr = array('url' => $url, 'contact' => array());
+               $arr = ['url' => $url, 'contact' => []];
 
-               call_hooks('follow', $arr);
+               Addon::callHooks('follow', $arr);
+
+               if (empty($arr)) {
+                       $result['message'] = L10n::t('The contact could not be added. Please check the relevant network credentials in your Settings -> Social Networks page.');
+                       return $result;
+               }
 
                if (x($arr['contact'], 'name')) {
                        $ret = $arr['contact'];
@@ -1173,8 +1181,8 @@ class Contact extends BaseObject
                                // NOTREACHED
                        }
                } elseif (Config::get('system', 'dfrn_only')) {
-                       $result['message'] = t('This site is not configured to allow communications with other networks.') . EOL;
-                       $result['message'] != t('No compatible communication protocols or feeds were discovered.') . EOL;
+                       $result['message'] = L10n::t('This site is not configured to allow communications with other networks.') . EOL;
+                       $result['message'] != L10n::t('No compatible communication protocols or feeds were discovered.') . EOL;
                        return $result;
                }
 
@@ -1186,30 +1194,30 @@ class Contact extends BaseObject
                // do we have enough information?
 
                if (!((x($ret, 'name')) && (x($ret, 'poll')) && ((x($ret, 'url')) || (x($ret, 'addr'))))) {
-                       $result['message'] .= t('The profile address specified does not provide adequate information.') . EOL;
+                       $result['message'] .= L10n::t('The profile address specified does not provide adequate information.') . EOL;
                        if (!x($ret, 'poll')) {
-                               $result['message'] .= t('No compatible communication protocols or feeds were discovered.') . EOL;
+                               $result['message'] .= L10n::t('No compatible communication protocols or feeds were discovered.') . EOL;
                        }
                        if (!x($ret, 'name')) {
-                               $result['message'] .= t('An author or name was not found.') . EOL;
+                               $result['message'] .= L10n::t('An author or name was not found.') . EOL;
                        }
                        if (!x($ret, 'url')) {
-                               $result['message'] .= t('No browser URL could be matched to this address.') . EOL;
+                               $result['message'] .= L10n::t('No browser URL could be matched to this address.') . EOL;
                        }
                        if (strpos($url, '@') !== false) {
-                               $result['message'] .= t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
-                               $result['message'] .= t('Use mailto: in front of address to force email check.') . EOL;
+                               $result['message'] .= L10n::t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
+                               $result['message'] .= L10n::t('Use mailto: in front of address to force email check.') . EOL;
                        }
                        return $result;
                }
 
                if ($ret['network'] === NETWORK_OSTATUS && Config::get('system', 'ostatus_disabled')) {
-                       $result['message'] .= t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
+                       $result['message'] .= L10n::t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
                        $ret['notify'] = '';
                }
 
                if (!$ret['notify']) {
-                       $result['message'] .= t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
+                       $result['message'] .= L10n::t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
                }
 
                $writeable = ((($ret['network'] === NETWORK_OSTATUS) && ($ret['notify'])) ? 1 : 0);
@@ -1218,7 +1226,7 @@ class Contact extends BaseObject
 
                $hidden = (($ret['network'] === NETWORK_MAIL) ? 1 : 0);
 
-               if (in_array($ret['network'], array(NETWORK_MAIL, NETWORK_DIASPORA))) {
+               if (in_array($ret['network'], [NETWORK_MAIL, NETWORK_DIASPORA])) {
                        $writeable = 1;
                }
 
@@ -1245,15 +1253,15 @@ class Contact extends BaseObject
                        // update contact
                        $new_relation = (($r[0]['rel'] == CONTACT_IS_FOLLOWER) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
 
-                       $fields = array('rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false);
-                       dba::update('contact', $fields, array('id' => $r[0]['id']));
+                       $fields = ['rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false];
+                       dba::update('contact', $fields, ['id' => $r[0]['id']]);
                } else {
-                       $new_relation = ((in_array($ret['network'], array(NETWORK_MAIL))) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
+                       $new_relation = ((in_array($ret['network'], [NETWORK_MAIL])) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
 
                        // create contact record
                        dba::insert('contact', [
                                'uid'     => $uid,
-                               'created' => datetime_convert(),
+                               'created' => DateTimeFormat::utcNow(),
                                'url'     => $ret['url'],
                                'nurl'    => normalise_link($ret['url']),
                                'addr'    => $ret['addr'],
@@ -1279,7 +1287,7 @@ class Contact extends BaseObject
 
                $contact = dba::selectFirst('contact', [], ['url' => $ret['url'], 'network' => $ret['network'], 'uid' => $uid]);
                if (!DBM::is_result($contact)) {
-                       $result['message'] .= t('Unable to retrieve contact information.') . EOL;
+                       $result['message'] .= L10n::t('Unable to retrieve contact information.') . EOL;
                        return $result;
                }
 
@@ -1303,7 +1311,7 @@ class Contact extends BaseObject
                if (DBM::is_result($r)) {
                        if (($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
                                // create a follow slap
-                               $item = array();
+                               $item = [];
                                $item['verb'] = ACTIVITY_FOLLOW;
                                $item['follow'] = $contact["url"];
                                $slap = OStatus::salmon($item, $r[0]);
@@ -1319,4 +1327,194 @@ class Contact extends BaseObject
                $result['success'] = true;
                return $result;
        }
+
+       public static function updateSslPolicy($contact, $new_policy)
+       {
+               $ssl_changed = false;
+               if ((intval($new_policy) == SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
+                       $ssl_changed = true;
+                       $contact['url']     =   str_replace('https:', 'http:', $contact['url']);
+                       $contact['request'] =   str_replace('https:', 'http:', $contact['request']);
+                       $contact['notify']  =   str_replace('https:', 'http:', $contact['notify']);
+                       $contact['poll']    =   str_replace('https:', 'http:', $contact['poll']);
+                       $contact['confirm'] =   str_replace('https:', 'http:', $contact['confirm']);
+                       $contact['poco']    =   str_replace('https:', 'http:', $contact['poco']);
+               }
+
+               if ((intval($new_policy) == SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
+                       $ssl_changed = true;
+                       $contact['url']     =   str_replace('http:', 'https:', $contact['url']);
+                       $contact['request'] =   str_replace('http:', 'https:', $contact['request']);
+                       $contact['notify']  =   str_replace('http:', 'https:', $contact['notify']);
+                       $contact['poll']    =   str_replace('http:', 'https:', $contact['poll']);
+                       $contact['confirm'] =   str_replace('http:', 'https:', $contact['confirm']);
+                       $contact['poco']    =   str_replace('http:', 'https:', $contact['poco']);
+               }
+
+               if ($ssl_changed) {
+                       $fields = ['url' => $contact['url'], 'request' => $contact['request'],
+                                       'notify' => $contact['notify'], 'poll' => $contact['poll'],
+                                       'confirm' => $contact['confirm'], 'poco' => $contact['poco']];
+                       dba::update('contact', $fields, ['id' => $contact['id']]);
+               }
+
+               return $contact;
+       }
+
+       public static function addRelationship($importer, $contact, $datarray, $item, $sharing = false) {
+               $url = notags(trim($datarray['author-link']));
+               $name = notags(trim($datarray['author-name']));
+               $photo = notags(trim($datarray['author-avatar']));
+               $nick = '';
+
+               if (is_object($item)) {
+                       $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor');
+                       if ($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data']) {
+                               $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data'];
+                       }
+               } else {
+                       $nick = $item;
+               }
+
+               if (is_array($contact)) {
+                       if (($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING)
+                               || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) {
+                               dba::update('contact', ['rel' => CONTACT_IS_FRIEND, 'writable' => true],
+                                               ['id' => $contact['id'], 'uid' => $importer['uid']]);
+                       }
+                       // send email notification to owner?
+               } else {
+                       // create contact record
+                       q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
+                               `blocked`, `readonly`, `pending`, `writable`)
+                               VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1)",
+                               intval($importer['uid']),
+                               dbesc(DateTimeFormat::utcNow()),
+                               dbesc($url),
+                               dbesc(normalise_link($url)),
+                               dbesc($name),
+                               dbesc($nick),
+                               dbesc($photo),
+                               dbesc(NETWORK_OSTATUS),
+                               intval(CONTACT_IS_FOLLOWER)
+                       );
+
+                       $contact_record = [
+                               'id' => dba::lastInsertId(),
+                               'network' => NETWORK_OSTATUS
+                       ];
+                       Contact::updateAvatar($photo, $importer["uid"], $contact_record["id"], true);
+
+                       /// @TODO Encapsulate this into a function/method
+                       $fields = ['uid', 'username', 'email', 'page-flags', 'notify-flags', 'language'];
+                       $user = dba::selectFirst('user', $fields, ['uid' => $importer['uid']]);
+                       if (DBM::is_result($user) && !in_array($user['page-flags'], [PAGE_SOAPBOX, PAGE_FREELOVE, PAGE_COMMUNITY])) {
+                               // create notification
+                               $hash = random_string();
+
+                               if (is_array($contact_record)) {
+                                       dba::insert('intro', ['uid' => $importer['uid'], 'contact-id' => $contact_record['id'],
+                                                               'blocked' => false, 'knowyou' => false,
+                                                               'hash' => $hash, 'datetime' => DateTimeFormat::utcNow()]);
+                               }
+
+                               Group::addMember(User::getDefaultGroup($importer['uid'], $contact_record["network"]), $contact_record['id']);
+
+                               if (($user['notify-flags'] & NOTIFY_INTRO) &&
+                                       in_array($user['page-flags'], [PAGE_NORMAL])) {
+
+                                       notification([
+                                               'type'         => NOTIFY_INTRO,
+                                               'notify_flags' => $user['notify-flags'],
+                                               'language'     => $user['language'],
+                                               'to_name'      => $user['username'],
+                                               'to_email'     => $user['email'],
+                                               'uid'          => $user['uid'],
+                                               'link'             => System::baseUrl() . '/notifications/intro',
+                                               'source_name'  => ((strlen(stripslashes($contact_record['name']))) ? stripslashes($contact_record['name']) : L10n::t('[Name Withheld]')),
+                                               'source_link'  => $contact_record['url'],
+                                               'source_photo' => $contact_record['photo'],
+                                               'verb'         => ($sharing ? ACTIVITY_FRIEND : ACTIVITY_FOLLOW),
+                                               'otype'        => 'intro'
+                                       ]);
+
+                               }
+                       } elseif (DBM::is_result($user) && in_array($user['page-flags'], [PAGE_SOAPBOX, PAGE_FREELOVE, PAGE_COMMUNITY])) {
+                               q("UPDATE `contact` SET `pending` = 0 WHERE `uid` = %d AND `url` = '%s' AND `pending` LIMIT 1",
+                                               intval($importer['uid']),
+                                               dbesc($url)
+                               );
+                       }
+               }
+       }
+
+       public static function removeFollower($importer, $contact, array $datarray = [], $item = "") {
+
+               if (($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) {
+                       dba::update('contact', ['rel' => CONTACT_IS_SHARING], ['id' => $contact['id']]);
+               } else {
+                       Contact::remove($contact['id']);
+               }
+       }
+
+       public static function removeSharer($importer, $contact, array $datarray = [], $item = "") {
+
+               if (($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) {
+                       dba::update('contact', ['rel' => CONTACT_IS_FOLLOWER], ['id' => $contact['id']]);
+               } else {
+                       Contact::remove($contact['id']);
+               }
+       }
+
+       /**
+        * @brief Create a birthday event.
+        *
+        * Update the year and the birthday.
+        */
+       public static function updateBirthdays()
+       {
+               // This only handles foreign or alien networks where a birthday has been provided.
+               // In-network birthdays are handled within local_delivery
+
+               $r = q("SELECT * FROM `contact` WHERE `bd` != '' AND `bd` > '0001-01-01' AND SUBSTRING(`bd`, 1, 4) != `bdyear` ");
+               if (DBM::is_result($r)) {
+                       foreach ($r as $rr) {
+                               logger('update_contact_birthday: ' . $rr['bd']);
+
+                               $nextbd = DateTimeFormat::utcNow('Y') . substr($rr['bd'], 4);
+
+                               /*
+                                * Add new birthday event for this person
+                                *
+                                * $bdtext is just a readable placeholder in case the event is shared
+                                * with others. We will replace it during presentation to our $importer
+                                * to contain a sparkle link and perhaps a photo.
+                                */
+
+                               // Check for duplicates
+                               $s = q("SELECT `id` FROM `event` WHERE `uid` = %d AND `cid` = %d AND `start` = '%s' AND `type` = '%s' LIMIT 1",
+                                       intval($rr['uid']), intval($rr['id']), dbesc(DateTimeFormat::utc($nextbd)), dbesc('birthday'));
+
+                               if (DBM::is_result($s)) {
+                                       continue;
+                               }
+
+                               $bdtext = L10n::t('%s\'s birthday', $rr['name']);
+                               $bdtext2 = L10n::t('Happy Birthday %s', ' [url=' . $rr['url'] . ']' . $rr['name'] . '[/url]');
+
+                               q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`,`adjust`)
+                               VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%d' ) ", intval($rr['uid']), intval($rr['id']),
+                                       dbesc(DateTimeFormat::utcNow()), dbesc(DateTimeFormat::utcNow()), dbesc(DateTimeFormat::utc($nextbd)),
+                                       dbesc(DateTimeFormat::utc($nextbd . ' + 1 day ')), dbesc($bdtext), dbesc($bdtext2), dbesc('birthday'),
+                                       intval(0)
+                               );
+
+
+                               // update bdyear
+                               q("UPDATE `contact` SET `bdyear` = '%s', `bd` = '%s' WHERE `uid` = %d AND `id` = %d", dbesc(substr($nextbd, 0, 4)),
+                                       dbesc($nextbd), intval($rr['uid']), intval($rr['id'])
+                               );
+                       }
+               }
+       }
 }