From: Adam Magness <adam.magness@gmail.com>
Date: Tue, 9 Jan 2018 14:40:45 +0000 (-0500)
Subject: Move follow functions
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=878ce3b85803aeae505c5d6c5527928dd159940a;p=friendica.git

Move follow functions

move follow functions into Contact class
---

diff --git a/src/Model/Contact.php b/src/Model/Contact.php
index 3e8b1f5d65..44386f28ad 100644
--- a/src/Model/Contact.php
+++ b/src/Model/Contact.php
@@ -1009,4 +1009,280 @@ class Contact extends BaseObject
 
 		return $data;
 	}
+
+	/**
+	 * @param integer $id contact id
+	 * @return boolean
+	 */
+	function update_contact($id)
+	{
+		/*
+		Warning: Never ever fetch the public key via Probe::uri and write it into the contacts.
+		This will reliably kill your communication with Friendica contacts.
+		*/
+
+		$r = q("SELECT `url`, `nurl`, `addr`, `alias`, `batch`, `notify`, `poll`, `poco`, `network` FROM `contact` WHERE `id` = %d", intval($id));
+		if (!$r) {
+			return false;
+		}
+
+		$ret = Probe::uri($r[0]["url"]);
+
+		// If Probe::uri fails the network code will be different
+		if ($ret["network"] != $r[0]["network"]) {
+			return false;
+		}
+
+		$update = false;
+
+		// make sure to not overwrite existing values with blank entries
+		foreach ($ret AS $key => $val) {
+			if (isset($r[0][$key]) && ($r[0][$key] != "") && ($val == ""))
+				$ret[$key] = $r[0][$key];
+
+			if (isset($r[0][$key]) && ($ret[$key] != $r[0][$key]))
+				$update = true;
+		}
+
+		if (!$update) {
+			return true;
+		}
+
+		q("UPDATE `contact` SET `url` = '%s', `nurl` = '%s', `addr` = '%s', `alias` = '%s', `batch` = '%s', `notify` = '%s', `poll` = '%s', `poco` = '%s' WHERE `id` = %d",
+			dbesc($ret['url']),
+			dbesc(normalise_link($ret['url'])),
+			dbesc($ret['addr']),
+			dbesc($ret['alias']),
+			dbesc($ret['batch']),
+			dbesc($ret['notify']),
+			dbesc($ret['poll']),
+			dbesc($ret['poco']),
+			intval($id)
+		);
+
+		// Update the corresponding gcontact entry
+		PortableContact::lastUpdated($ret["url"]);
+
+		return true;
+	}
+
+	/**
+	 * Takes a $uid and a url/handle and adds a new contact
+	 * Currently if the contact is DFRN, interactive needs to be true, to redirect to the
+	 * dfrn_request page.
+	 *
+	 * Otherwise this can be used to bulk add statusnet contacts, twitter contacts, etc.
+	 *
+	 * Returns an array
+	 * $return['success'] boolean true if successful
+	 * $return['message'] error text if success is false.
+	 *
+	 * @brief Takes a $uid and a url/handle and adds a new contact
+	 * @param int    $uid
+	 * @param string $url
+	 * @param bool   $interactive
+	 * @param string $network
+	 * @return boolean|string
+	 */
+	function new_contact($uid, $url, $interactive = false, $network = '')
+	{
+		$result = array('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.');
+			return $result;
+		}
+
+		if (blocked_url($url)) {
+			$result['message'] = t('Blocked domain');
+			return $result;
+		}
+
+		if (!$url) {
+			$result['message'] = t('Connect URL missing.');
+			return $result;
+		}
+
+		$arr = array('url' => $url, 'contact' => array());
+
+		call_hooks('follow', $arr);
+
+		if (x($arr['contact'], 'name')) {
+			$ret = $arr['contact'];
+		} else {
+			$ret = Probe::uri($url, $network, $uid, false);
+		}
+
+		if (($network != '') && ($ret['network'] != $network)) {
+			logger('Expected network ' . $network . ' does not match actual network ' . $ret['network']);
+			return result;
+		}
+
+		if ($ret['network'] === NETWORK_DFRN) {
+			if ($interactive) {
+				if (strlen($a->path)) {
+					$myaddr = bin2hex(System::baseUrl() . '/profile/' . $a->user['nickname']);
+				} else {
+					$myaddr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname());
+				}
+
+				goaway($ret['request'] . "&addr=$myaddr");
+
+				// 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;
+			return $result;
+		}
+
+		// This extra param just confuses things, remove it
+		if ($ret['network'] === NETWORK_DIASPORA) {
+			$ret['url'] = str_replace('?absolute=true', '', $ret['url']);
+		}
+
+		// do we have enough information?
+
+		if (!((x($ret, 'name')) && (x($ret, 'poll')) && ((x($ret, 'url')) || (x($ret, 'addr'))))) {
+			$result['message'] .= t('The profile address specified does not provide adequate information.') . EOL;
+			if (!x($ret, 'poll')) {
+				$result['message'] .= t('No compatible communication protocols or feeds were discovered.') . EOL;
+			}
+			if (!x($ret, 'name')) {
+				$result['message'] .= t('An author or name was not found.') . EOL;
+			}
+			if (!x($ret, 'url')) {
+				$result['message'] .= t('No browser URL could be matched to this address.') . EOL;
+			}
+			if (strpos($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;
+			}
+			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;
+			$ret['notify'] = '';
+		}
+
+		if (!$ret['notify']) {
+			$result['message'] .= 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);
+
+		$subhub = (($ret['network'] === NETWORK_OSTATUS) ? true : false);
+
+		$hidden = (($ret['network'] === NETWORK_MAIL) ? 1 : 0);
+
+		if (in_array($ret['network'], array(NETWORK_MAIL, NETWORK_DIASPORA))) {
+			$writeable = 1;
+		}
+
+		// check if we already have a contact
+		// the poll url is more reliable than the profile url, as we may have
+		// indirect links or webfinger links
+
+		$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `poll` IN ('%s', '%s') AND `network` = '%s' LIMIT 1",
+			intval($uid),
+			dbesc($ret['poll']),
+			dbesc(normalise_link($ret['poll'])),
+			dbesc($ret['network'])
+		);
+
+		if (!DBM::is_result($r)) {
+			$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` = '%s' LIMIT 1",
+				intval($uid), dbesc(normalise_link($url)), dbesc($ret['network'])
+			);
+		}
+
+		if (DBM::is_result($r)) {
+			// 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']));
+		} else {
+			$new_relation = ((in_array($ret['network'], array(NETWORK_MAIL))) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
+
+			// create contact record
+			q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `addr`, `alias`, `batch`, `notify`, `poll`, `poco`, `name`, `nick`, `network`, `pubkey`, `rel`, `priority`,
+				`writable`, `hidden`, `blocked`, `readonly`, `pending`, `subhub` )
+				VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d, 0, 0, 0, %d ) ",
+				intval($uid),
+				dbesc(datetime_convert()),
+				dbesc($ret['url']),
+				dbesc(normalise_link($ret['url'])),
+				dbesc($ret['addr']),
+				dbesc($ret['alias']),
+				dbesc($ret['batch']),
+				dbesc($ret['notify']),
+				dbesc($ret['poll']),
+				dbesc($ret['poco']),
+				dbesc($ret['name']),
+				dbesc($ret['nick']),
+				dbesc($ret['network']),
+				dbesc($ret['pubkey']),
+				intval($new_relation),
+				intval($ret['priority']),
+				intval($writeable),
+				intval($hidden),
+				intval($subhub)
+			);
+		}
+
+		$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `network` = '%s' AND `uid` = %d LIMIT 1",
+			dbesc($ret['url']),
+			dbesc($ret['network']),
+			intval($uid)
+		);
+
+		if (!DBM::is_result($r)) {
+			$result['message'] .= t('Unable to retrieve contact information.') . EOL;
+			return $result;
+		}
+
+		$contact = $r[0];
+		$contact_id = $r[0]['id'];
+		$result['cid'] = $contact_id;
+
+		Group::addMember(User::getDefaultGroup($uid, $contact["network"]), $contact_id);
+
+		// Update the avatar
+		Contact::updateAvatar($ret['photo'], $uid, $contact_id);
+
+		// pull feed and consume it, which should subscribe to the hub.
+
+		Worker::add(PRIORITY_HIGH, "OnePoll", $contact_id, "force");
+
+		$r = q("SELECT `contact`.*, `user`.* FROM `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid`
+				WHERE `user`.`uid` = %d AND `contact`.`self` LIMIT 1",
+				intval($uid)
+		);
+
+		if (DBM::is_result($r)) {
+			if (($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
+				// create a follow slap
+				$item = array();
+				$item['verb'] = ACTIVITY_FOLLOW;
+				$item['follow'] = $contact["url"];
+				$slap = OStatus::salmon($item, $r[0]);
+				Salmon::slapper($r[0], $contact['notify'], $slap);
+			}
+
+			if ($contact['network'] == NETWORK_DIASPORA) {
+				$ret = Diaspora::sendShare($a->user, $contact);
+				logger('share returns: ' . $ret);
+			}
+		}
+
+		$result['success'] = true;
+		return $result;
+	}
 }