-if (!defined('LACONICA')) { exit(1); }
-
-require_once(INSTALLDIR.'/lib/settingsaction.php');
-
-class TwittersettingsAction extends SettingsAction {
-
- function get_instructions() {
- return _('Add your Twitter account to automatically send your notices to Twitter, ' .
- 'and subscribe to Twitter friends already here.');
- }
-
- function show_form($msg=NULL, $success=false) {
- $user = common_current_user();
- $profile = $user->getProfile();
- $fuser = NULL;
- $flink = Foreign_link::getForeignLink($user->id, 1); // 1 == Twitter
-
- if ($flink) {
- $fuser = Foreign_user::staticGet('user_id', $flink->user_id);
- }
-
- $this->form_header(_('Twitter settings'), $msg, $success);
- common_element_start('form', array('method' => 'post',
- 'id' => 'twittersettings',
- 'action' =>
- common_local_url('twittersettings')));
- common_hidden('token', common_session_token());
-
- common_element('h2', NULL, _('Twitter Account'));
-
- if ($fuser) {
- common_element_start('p');
-
- common_element('span', 'twitter_user', $fuser->nickname);
- common_element('a', array('href' => $fuser->uri), $fuser->uri);
- common_element('span', 'input_instructions',
- _('Current verified Twitter User'));
- common_hidden('flink_user_id', $flink->user_id);
- common_element_end('p');
- common_submit('remove', _('Remove'));
- } else {
-
- // XXX: Should we make an educated guess as to the twitter acct name? -- Zach
- common_input('twitter_username', _('Twitter Username'),
- ($this->arg('twitter_username')) ? $this->arg('twitter_username') : $profile->nickname,
- _('No spaces, please.')); // hey, it's what Twitter says
-
- common_password('twitter_password', _('Twitter Password'));
- }
-
- common_element('h2', NULL, _('Preferences'));
-
- if ($flink) {
- common_checkbox('noticesync', _('Automatically send my notices to Twitter.'),
- ($flink->noticesync) ? true : false);
- common_checkbox('friendsync', _('Subscribe to my Twitter friends here.'),
- ($flink->friendsync) ? true : false);
- common_submit('save', _('Save'));
- } else {
- common_checkbox('noticesync', _('Automatically send my notices to Twitter.'), true);
- common_checkbox('friendsync', _('Subscribe to my Twitter friends here.'), true);
- common_submit('add', _('Add'));
- }
-
- common_element_end('form');
- common_show_footer();
- }
-
- function handle_post() {
-
- # CSRF protection
- $token = $this->trimmed('token');
- if (!$token || $token != common_session_token()) {
- $this->show_form(_('There was a problem with your session token. Try again, please.'));
- return;
- }
-
- if ($this->arg('save')) {
- $this->save_preferences();
- } else if ($this->arg('add')) {
- $this->add_twitter_acct();
- } else if ($this->arg('remove')) {
- $this->remove_twitter_acct();
- } else {
- $this->show_form(_('Unexpected form submission.'));
- }
- }
-
- function add_twitter_acct() {
- $twitter_username = $this->trimmed('twitter_username');
- $twitter_password = $this->trimmed('twitter_password');
- $noticesync = $this->boolean('noticesync');
- $friendsync = $this->boolean('friendsync');
-
- if (!Validate::string($twitter_username, array('min_length' => 1,
- 'max_length' => 64,
- 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) {
- $this->show_form(_('Username must have only lowercase letters and numbers and no spaces.'));
- return;
- }
-
- // Verify this is a real Twitter user.
- if (!$this->verify_credentials($twitter_username, $twitter_password)) {
- $this->show_form(_('Could not verify your Twitter credentials!'));
- return;
- }
-
- // Now that we have a valid Twitter user, we have to make another api call to
- // find its Twitter ID. Dumb, but true.
- $twitter_id = $this->get_twitter_id($twitter_username);
-
- if (!$twitter_id) {
- $this->show_form(sprintf(_('Unable to retrieve account information for "%s" from Twitter.'), $twitter_username));
- return;
- }
-
- $fuser = DB_DataObject::factory('foreign_user');
- $fuser->id = $twitter_id;
- $fuser->service = 1; // Twitter
- $fuser->uri = "http://www.twitter.com/$twitter_username";
- $fuser->nickname = $twitter_username;
- $fuser->created = common_sql_now();
- $result = $fuser->insert();
-
- if (!$result) {
- common_log_db_error($fuser, 'INSERT', __FILE__);
- $this->show_form(_('Unable to save your Twitter settings!'));
- return;
- }
-
- $user = common_current_user();
-
- $flink = DB_DataObject::factory('foreign_link');
- $flink->user_id = $user->id;
- $flink->foreign_id = $fuser->id;
- $flink->service = 1; // Twitter
- $flink->credentials = $twitter_password;
- $flink->created = common_sql_now();
- $flink->noticesync = ($noticesync) ? 1 : 0;
- $flink->friendsync = ($friendsync) ? 2 : 0;
- $flink->profilesync = 0; // XXX: leave as default?
- $flink_id = $flink->insert();
-
- if (!$flink_id) {
- common_log_db_error($flink, 'INSERT', __FILE__);
- $this->show_form(_('Unable to save your Twitter settings!'));
- return;
- }
-
- $this->show_form(_('Twitter settings saved.'), true);
- }
-
- function remove_twitter_acct() {
- $user = common_current_user();
-
- // For now we assume one Twitter acct per Laconica acct
- $flink = Foreign_link::getForeignLink($user->id, 1);
- $fuser = Foreign_user::getForeignUser($flink->foreign_id, 1);
- $flink_user_id = $this->arg('flink_user_id');
-
- if (!$flink) {
- common_debug("couldn't get flink");
- }
-
- # Maybe an old tab open...?
- if ($flink->user_id != $flink_user_id) {
- common_debug("flink user_id = " . $flink->user_id);
- $this->show_form(_('That is not your Twitter account.'));
- return;
- }
-
- $result = $fuser->delete();
-
- if (!$result) {
- common_log_db_error($flink, 'DELETE', __FILE__);
- $this->show_form(_('Couldn\'t remove Twitter user.'));
- return;
- }
-
- $result = $flink->delete();
-
- if (!$result) {
- common_log_db_error($flink, 'DELETE', __FILE__);
- common_server_error(_('Couldn\'t remove Twitter user.'));
- return;
- }
-
- $this->show_form(_('Twitter account removed.'), TRUE);
- }
-
- function save_preferences() {
- $noticesync = $this->boolean('noticesync');
- $friendsync = $this->boolean('friendsync');
- $user = common_current_user();
- $flink = Foreign_link::getForeignLink($user->id, 1);
-
- if (!$flink) {
- common_log_db_error($flink, 'SELECT', __FILE__);
- $this->show_form(_('Couldn\'t save Twitter preferences.'));
- return;
- }
-
- $flink->noticesync = ($noticesync) ? 1 : 0;
- $flink->friendsync = ($friendsync) ? 2 : 0;
- // $flink->profilesync = 0; // XXX: leave as default?
- $result = $flink->update();
-
- if (!$result) {
- common_log_db_error($flink, 'UPDATE', __FILE__);
- $this->show_form(_('Couldn\'t save Twitter preferences.'));
- return;
- }
-
- $this->show_form(_('Twitter preferences saved.'));
-
- return;
- }
-
- function get_twitter_id($twitter_username) {
- $uri = "http://twitter.com/users/show/$twitter_username.json";
- $data = $this->get_twitter_data($uri);
-
- if (!$data) {
- return NULL;
- }
-
- $user = json_decode($data);
-
- if (!$user) {
- return NULL;
- }
-
- return $user->id;
- }
-
- function verify_credentials($user, $password) {
- $uri = 'http://twitter.com/account/verify_credentials.json';
- $data = $this->get_twitter_data($uri, $user, $password);
-
- if (!$data) {
- return false;
- }
-
- $creds = json_decode($data);
-
- if (!$creds) {
- return false;
- }
-
- if ($creds->authorized == 1) {
- return true;
- }
-
- return false;
- }
-
- // PHP's cURL the best thing to use here? -- Zach
- function get_twitter_data($uri, $user=NULL, $password=NULL) {
- $options = array(
- CURLOPT_USERPWD => "$user:$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);
- curl_setopt_array($ch, $options);
- $data = curl_exec($ch);
- $errmsg = curl_error($ch);
-
- if ($errmsg) {
- common_debug("cURL error: $errmsg - trying to load: $uri with user $user.", __FILE__);
- }