if (!defined('LACONICA')) { exit(1); }
-function get_twitter_data($uri, $screen_name, $password) {
-
- $options = array(
- CURLOPT_USERPWD => sprintf("%s:%s", $screen_name, $password),
- CURLOPT_RETURNTRANSFER => true,
- CURLOPT_FAILONERROR => true,
- CURLOPT_HEADER => false,
- CURLOPT_FOLLOWLOCATION => true,
- // CURLOPT_USERAGENT => "identi.ca",
- CURLOPT_CONNECTTIMEOUT => 120,
- CURLOPT_TIMEOUT => 120
- );
-
-
- $ch = curl_init($uri);
+define('TWITTER_SERVICE', 1); // Twitter is foreign_service ID 1
+
+function get_twitter_data($uri, $screen_name, $password)
+{
+
+ $options = array(
+ CURLOPT_USERPWD => sprintf("%s:%s", $screen_name, $password),
+ CURLOPT_RETURNTRANSFER => true,
+ CURLOPT_FAILONERROR => true,
+ CURLOPT_HEADER => false,
+ CURLOPT_FOLLOWLOCATION => true,
+ CURLOPT_USERAGENT => "Laconica",
+ CURLOPT_CONNECTTIMEOUT => 120,
+ CURLOPT_TIMEOUT => 120,
+ # Twitter is strict about accepting invalid "Expect" headers
+ CURLOPT_HTTPHEADER => array('Expect:')
+ );
+
+ $ch = curl_init($uri);
curl_setopt_array($ch, $options);
$data = curl_exec($ch);
$errmsg = curl_error($ch);
- if ($errmsg) {
- common_debug("Twitter bridge - cURL error: $errmsg - trying to load: $uri with user $twit_user.",
- __FILE__);
- }
+ if ($errmsg) {
+ common_debug("Twitter bridge - cURL error: $errmsg - trying to load: $uri with user $screen_name.",
+ __FILE__);
- curl_close($ch);
+ if (defined('SCRIPT_DEBUG')) {
+ print "cURL error: $errmsg - trying to load: $uri with user $screen_name.\n";
+ }
+ }
- return $data;
+ curl_close($ch);
+
+ return $data;
}
-function twitter_user_info($screen_name, $password) {
+function twitter_json_data($uri, $screen_name, $password)
+{
+ $json_data = get_twitter_data($uri, $screen_name, $password);
- $uri = "http://twitter.com/users/show/$screen_name.json";
- $data = get_twitter_data($uri, $screen_name, $password);
+ if (!$json_data) {
+ return false;
+ }
- if (!$data) {
- return false;
- }
+ $data = json_decode($json_data);
- $twit_user = json_decode($data);
+ if (!$data) {
+ return false;
+ }
- if (!$twit_user) {
- return false;
- }
+ return $data;
+}
- return $twit_user;
+function twitter_user_info($screen_name, $password)
+{
+ $uri = "http://twitter.com/users/show/$screen_name.json";
+ return twitter_json_data($uri, $screen_name, $password);
}
-function update_twitter_user($fuser, $twitter_id, $screen_name) {
+function twitter_friends_ids($screen_name, $password)
+{
+ $uri = "http://twitter.com/friends/ids/$screen_name.json";
+ return twitter_json_data($uri, $screen_name, $password);
+}
- $original = clone($fuser);
- $fuser->nickname = $screen_name;
- $fuser->uri = 'http://twitter.com/' . $screen_name;
- $result = $fuser->updateKeys($original);
+function update_twitter_user($twitter_id, $screen_name)
+{
+ $uri = 'http://twitter.com/' . $screen_name;
- if (!$result) {
- common_log_db_error($fuser, 'UPDATE', __FILE__);
- return false;
- }
+ $fuser = new Foreign_user();
- return true;
-}
+ $fuser->query('BEGIN');
+
+ // Dropping down to SQL because regular db_object udpate stuff doesn't seem
+ // to work so good with tables that have multiple column primary keys
+
+ // Any time we update the uri for a forein user we have to make sure there
+ // are no dupe entries first -- unique constraint on the uri column
+
+ $qry = 'UPDATE foreign_user set uri = \'\' WHERE uri = ';
+ $qry .= '\'' . $uri . '\'' . ' AND service = ' . TWITTER_SERVICE;
+
+ $result = $fuser->query($qry);
-function add_twitter_user($twitter_id, $screen_name) {
+ if ($result) {
+ common_debug("Removed uri ($uri) from another foreign_user who was squatting on it.");
+ if (defined('SCRIPT_DEBUG')) {
+ print("Removed uri ($uri) from another Twitter user who was squatting on it.\n");
+ }
+ }
- // Otherwise, create a new Twitter user
- $fuser = DB_DataObject::factory('foreign_user');
+ // Update the user
+ $qry = 'UPDATE foreign_user SET nickname = ';
+ $qry .= '\'' . $screen_name . '\'' . ', uri = \'' . $uri . '\' ';
+ $qry .= 'WHERE id = ' . $twitter_id . ' AND service = ' . TWITTER_SERVICE;
- $fuser->nickname = $screen_name;
- $fuser->uri = 'http://twitter.com/' . $screen_name;
- $fuser->id = $twitter_id;
- $fuser->service = 1; // Twitter
- $fuser->created = common_sql_now();
- $result = $fuser->insert();
+ $result = $fuser->query($qry);
- if (!$result) {
- common_debug("Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
- common_log_db_error($fuser, 'INSERT', __FILE__);
- return false;
- }
+ if (!$result) {
+ common_log(LOG_WARNING,
+ "Couldn't update foreign_user data for Twitter user: $screen_name");
+ common_log_db_error($fuser, 'UPDATE', __FILE__);
+ if (defined('SCRIPT_DEBUG')) {
+ print "UPDATE failed: for Twitter user: $twitter_id - $screen_name. - ";
+ print common_log_objstring($fuser) . "\n";
+ $error = &PEAR::getStaticProperty('DB_DataObject','lastError');
+ print "DB_DataObject Error: " . $error->getMessage() . "\n";
+ }
+ return false;
+ }
- common_debug("Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
+ $fuser->query('COMMIT');
- return true;
+ $fuser->free();
+ unset($fuser);
+
+ return true;
+}
+
+function add_twitter_user($twitter_id, $screen_name)
+{
+
+ $new_uri = 'http://twitter.com/' . $screen_name;
+
+ // Clear out any bad old foreign_users with the new user's legit URL
+ // This can happen when users move around or fakester accounts get
+ // repoed, and things like that.
+ $luser = new Foreign_user();
+ $luser->uri = $new_uri;
+ $luser->service = TWITTER_SERVICE;
+ $result = $luser->delete();
+
+ if ($result) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - removed invalid Twitter user squatting on uri: $new_uri");
+ if (defined('SCRIPT_DEBUG')) {
+ print "Removed invalid Twitter user squatting on uri: $new_uri\n";
+ }
+ }
+
+ $luser->free();
+ unset($luser);
+
+ // Otherwise, create a new Twitter user
+ $fuser = new Foreign_user();
+
+ $fuser->nickname = $screen_name;
+ $fuser->uri = 'http://twitter.com/' . $screen_name;
+ $fuser->id = $twitter_id;
+ $fuser->service = TWITTER_SERVICE;
+ $fuser->created = common_sql_now();
+ $result = $fuser->insert();
+
+ if (!$result) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
+ common_log_db_error($fuser, 'INSERT', __FILE__);
+ if (defined('SCRIPT_DEBUG')) {
+ print "INSERT failed: could not add new Twitter user: $twitter_id - $screen_name. - ";
+ print common_log_objstring($fuser) . "\n";
+ $error = &PEAR::getStaticProperty('DB_DataObject','lastError');
+ print "DB_DataObject Error: " . $error->getMessage() . "\n";
+ }
+ } else {
+ common_debug("Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
+ if (defined('SCRIPT_DEBUG')) {
+ print "Added new Twitter user: $screen_name ($twitter_id).\n";
+ }
+ }
+
+ return $result;
}
// Creates or Updates a Twitter user
-function save_twitter_user($twitter_id, $screen_name) {
+function save_twitter_user($twitter_id, $screen_name)
+{
+
+ // Check to see whether the Twitter user is already in the system,
+ // and update its screen name and uri if so.
+ $fuser = Foreign_user::getForeignUser($twitter_id, TWITTER_SERVICE);
+
+ if ($fuser) {
+
+ $result = true;
- // Check to see whether the Twitter user is already in the system,
- // and update its screen name and uri if so.
- $fuser = Foreign_user::getForeignUser($twitter_id, 1);
+ // Only update if Twitter screen name has changed
+ if ($fuser->nickname != $screen_name) {
+ $result = update_twitter_user($twitter_id, $screen_name);
- if ($fuser) {
+ common_debug('Twitter bridge - Updated nickname (and URI) for Twitter user ' .
+ "$fuser->id to $screen_name, was $fuser->nickname");
- // Only update if Twitter screen name has changed
- if ($fuser->nickname != $screen_name) {
+ if (defined('SCRIPT_DEBUG')) {
+ print 'Updated nickname (and URI) for Twitter user ' .
+ "$fuser->id to $screen_name, was $fuser->nickname\n";
+ }
+ }
- common_debug('Twitter bridge - Updated nickname (and URI) for Twitter user ' .
- "$fuser->id to $screen_name, was $fuser->nickname");
+ return $result;
- return update_twitter_user($fuser, $twitter_id, $screen_name);
- }
+ } else {
+ return add_twitter_user($twitter_id, $screen_name);
+ }
- } else {
- return add_twitter_user($twitter_id, $screen_name);
- }
+ $fuser->free();
+ unset($fuser);
- return true;
+ return true;
}
-function retreive_twitter_friends($twitter_id, $screen_name, $password) {
+function retreive_twitter_friends($twitter_id, $screen_name, $password)
+{
+ $friends = array();
- $uri = "http://twitter.com/statuses/friends/$twitter_id.json?page=";
- $twitter_user = twitter_user_info($screen_name, $password);
+ $uri = "http://twitter.com/statuses/friends/$twitter_id.json?page=";
+ $friends_ids = twitter_friends_ids($screen_name, $password);
- // Calculate how many pages to get...
- $pages = ceil($twitter_user->friends_count / 100);
+ if (!$friends_ids) {
+ return $friends;
+ }
- if ($pages == 0) {
- common_debug("Twitter bridge - Twitter user $screen_name has no friends! Lame.");
- }
+ if (defined('SCRIPT_DEBUG')) {
+ print "Twitter 'social graph' ids method says $screen_name has " .
+ count($friends_ids) . " friends.\n";
+ }
- $friends = array();
+ // Calculate how many pages to get...
+ $pages = ceil(count($friends_ids) / 100);
- for ($i = 1; $i <= $pages; $i++) {
+ if ($pages == 0) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - $screen_name seems to have no friends.");
+ if (defined('SCRIPT_DEBUG')) {
+ print "$screen_name seems to have no friends.\n";
+ }
+ }
- $data = get_twitter_data($uri . $i, $screen_name, $password);
+ for ($i = 1; $i <= $pages; $i++) {
- if (!$data) {
- return NULL;
- }
+ $data = get_twitter_data($uri . $i, $screen_name, $password);
- $more_friends = json_decode($data);
+ if (!$data) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - Couldn't retrieve page $i of $screen_name's friends.");
+ if (defined('SCRIPT_DEBUG')) {
+ print "Couldn't retrieve page $i of $screen_name's friends.\n";
+ }
+ continue;
+ }
- if (!$more_friends) {
- return NULL;
- }
+ $more_friends = json_decode($data);
- $friends = array_merge($friends, $more_friends);
- }
+ if (!$more_friends) {
- return $friends;
+ common_log(LOG_WARNING,
+ "Twitter bridge - No data for page $i of $screen_name's friends.");
+ if (defined('SCRIPT_DEBUG')) {
+ print "No data for page $i of $screen_name's friends.\n";
+ }
+ continue;
+ }
+
+ $friends = array_merge($friends, $more_friends);
+ }
+
+ return $friends;
}
-function save_twitter_friends($user, $twitter_id, $screen_name, $password) {
+function save_twitter_friends($user, $twitter_id, $screen_name, $password)
+{
- $friends = retreive_twitter_friends($twitter_id, $screen_name, $password);
+ $friends = retreive_twitter_friends($twitter_id, $screen_name, $password);
- if (is_null($friends)) {
- common_debug("Twitter bridge - Couldn't get friends data from Twitter.");
- return false;
- }
+ if (empty($friends)) {
+ common_debug("Twitter bridge - Couldn't get friends data from Twitter for $screen_name.");
+ if (defined('SCRIPT_DEBUG')) {
+ print "Couldn't get friends data from Twitter for $screen_name.\n";
+ }
+ return false;
+ }
foreach ($friends as $friend) {
- $friend_name = $friend->screen_name;
- $friend_id = $friend->id;
-
- // Update or create the Foreign_user record
- if (!save_twitter_user($friend_id, $friend_name)) {
- return false;
- }
+ $friend_name = $friend->screen_name;
+ $friend_id = (int) $friend->id;
+
+ // Update or create the Foreign_user record
+ if (!save_twitter_user($friend_id, $friend_name)) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - couldn't save $screen_name's friend, $friend_name.");
+ if (defined('SCRIPT_DEBUG')) {
+ print "Couldn't save $screen_name's friend, $friend_name.\n";
+ }
+ continue;
+ }
+
+ // Check to see if there's a related local user
+ $flink = Foreign_link::getByForeignID($friend_id, 1);
+
+ if ($flink) {
+
+ // Get associated user and subscribe her
+ $friend_user = User::staticGet('id', $flink->user_id);
+ if (!empty($friend_user)) {
+ $result = subs_subscribe_to($user, $friend_user);
+
+ if ($result === true) {
+ common_debug("Twitter bridge - subscribed $friend_user->nickname to $user->nickname.");
+ if (defined('SCRIPT_DEBUG')) {
+ print("Subscribed $friend_user->nickname to $user->nickname.\n");
+ }
+ } else {
+ if (defined('SCRIPT_DEBUG')) {
+ print "$result ($friend_user->nickname to $user->nickname)\n";
+ }
+ }
+ }
+ }
+ }
+
+ return true;
+}
- // Check to see if there's a related local user
- $flink = Foreign_link::getByForeignID($friend_id, 1);
+function is_twitter_bound($notice, $flink) {
- if ($flink) {
+ // Check to see if notice should go to Twitter
+ if (!empty($flink) && ($flink->noticesync & FOREIGN_NOTICE_SEND)) {
- // Get associated user and subscribe her
- $friend_user = User::staticGet('id', $flink->user_id);
- subs_subscribe_to($user, $friend_user);
- common_debug("Twitter bridge - subscribed $friend_user->nickname to $user->nickname.");
- }
- }
+ // If it's not a Twitter-style reply, or if the user WANTS to send replies.
+ if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
+ ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
+ return true;
+ }
+ }
- return true;
+ return false;
}
+function broadcast_twitter($notice)
+{
+ $success = true;
+
+ $flink = Foreign_link::getByUserID($notice->profile_id,
+ TWITTER_SERVICE);
+
+ // XXX: Not sure WHERE to check whether a notice should go to
+ // Twitter. Should we even put in the queue if it shouldn't? --Zach
+ if (!is_null($flink) && is_twitter_bound($notice, $flink)) {
+
+ $fuser = $flink->getForeignUser();
+ $twitter_user = $fuser->nickname;
+ $twitter_password = $flink->credentials;
+ $uri = 'http://www.twitter.com/statuses/update.json';
+
+ // XXX: Hack to get around PHP cURL's use of @ being a a meta character
+ $statustxt = preg_replace('/^@/', ' @', $notice->content);
+
+ $options = array(
+ CURLOPT_USERPWD => "$twitter_user:$twitter_password",
+ CURLOPT_POST => true,
+ CURLOPT_POSTFIELDS =>
+ array(
+ 'status' => $statustxt,
+ 'source' => common_config('integration', 'source')
+ ),
+ CURLOPT_RETURNTRANSFER => true,
+ CURLOPT_FAILONERROR => true,
+ CURLOPT_HEADER => false,
+ CURLOPT_FOLLOWLOCATION => true,
+ CURLOPT_USERAGENT => "Laconica",
+ CURLOPT_CONNECTTIMEOUT => 120, // XXX: How long should this be?
+ CURLOPT_TIMEOUT => 120,
+
+ # Twitter is strict about accepting invalid "Expect" headers
+ CURLOPT_HTTPHEADER => array('Expect:')
+ );
+
+ $ch = curl_init($uri);
+ curl_setopt_array($ch, $options);
+ $data = curl_exec($ch);
+ $errmsg = curl_error($ch);
+
+ if ($errmsg) {
+ common_debug("cURL error: $errmsg - " .
+ "trying to send notice for $twitter_user.",
+ __FILE__);
+ $success = false;
+ }
+
+ curl_close($ch);
+
+ if (!$data) {
+ common_debug("No data returned by Twitter's " .
+ "API trying to send update for $twitter_user",
+ __FILE__);
+ $success = false;
+ }
+
+ // Twitter should return a status
+ $status = json_decode($data);
+
+ if (!$status->id) {
+ common_debug("Unexpected data returned by Twitter " .
+ " API trying to send update for $twitter_user",
+ __FILE__);
+ $success = false;
+ }
+ }
+
+ return $success;
+}