/**
* Verifies a username and password against Twitter's API
*
* @param string $screen_name Twitter user name
* @param string $password Twitter password
*
* @return boolean success flag
*/
function verifyCredentials($screen_name, $password)
{
$uri = 'http://twitter.com/account/verify_credentials.json';
$data = get_twitter_data($uri, $screen_name, $password);
if (!$data) {
return false;
}
$user = json_decode($data);
if (!$user) {
return false;
}
$twitter_id = $user->id;
if ($twitter_id) {
return $twitter_id;
}
return false;
}
function retreive_twitter_friends($twitter_id, $screen_name, $password)
{
$uri = "http://twitter.com/statuses/friends/{$twitter_id}.json?page=";
$twitter_user = twitter_user_info($screen_name, $password);
// Calculate how many pages to get...
$pages = ceil($twitter_user->friends_count / 100);
if ($pages == 0) {
common_debug("Twitter bridge - Twitter user {$screen_name} has no friends! Lame.");
}
$friends = array();
for ($i = 1; $i <= $pages; $i++) {
$data = get_twitter_data($uri . $i, $screen_name, $password);
if (!$data) {
return null;
}
$more_friends = json_decode($data);
if (!$more_friends) {
return null;
}
$friends = array_merge($friends, $more_friends);
}
return $friends;
}
function getTimeline($flink)
{
if (empty($flink)) {
common_log(LOG_WARNING, "Can't retrieve Foreign_link for foreign ID {$fid}");
return;
}
$fuser = $flink->getForeignUser();
if (empty($fuser)) {
common_log(LOG_WARNING, "Unmatched user for ID " . $flink->user_id);
return;
}
if (defined('SCRIPT_DEBUG')) {
common_debug('Trying to get timeline for Twitter user ' . "{$fuser->nickname} ({$flink->foreign_id}).");
}
// XXX: Biggest remaining issue - How do we know at which status
// to start importing? How many statuses? Right now I'm going
// with the default last 20.
$url = 'http://twitter.com/statuses/friends_timeline.json';
$timeline_json = get_twitter_data($url, $fuser->nickname, $flink->credentials);
$timeline = json_decode($timeline_json);
if (empty($timeline)) {
common_log(LOG_WARNING, "Empty timeline.");
return;
}
// Reverse to preserve order
foreach (array_reverse($timeline) as $status) {
// Hacktastic: filter out stuff coming from this Laconica
$source = mb_strtolower(common_config('integration', 'source'));
if (preg_match("/{$source}/", mb_strtolower($status->source))) {
if (defined('SCRIPT_DEBUG')) {
common_debug('Skipping import of status ' . $status->id . ' with source ' . $source);
}
continue;
}
$this->saveStatus($status, $flink);
}
// Okay, record the time we synced with Twitter for posterity
$flink->last_noticesync = common_sql_now();
$flink->update();
}
