<?php /* StatusNet Plugin for Friendika * * Author: Tobias Diekershoff * tobias.diekershoff@gmx.net * * License:3-clause BSD license (same as Friendika) * * Configuration: * To activate the plugin itself add it to the $a->config['system']['addon'] * setting. After this, your user can configure their Twitter account settings * from "Settings -> Plugin Settings". * * Requirements: PHP5, curl [Slinky library] * * Documentation: http://diekershoff.homeunix.net/redmine/wiki/friendikaplugin/StatusNet_Plugin */ /* __TODO__ * * - what about multimedia content? * so far we just strip HTML tags from the message */ /*** * We have to alter the TwitterOAuth class a little bit to work with any StatusNet * installation abroad. Basically it's only make the API path variable and be happy. * * Thank you guys for the Twitter compatible API! */ require_once('library/twitteroauth.php'); class StatusNetOAuth extends TwitterOAuth { function get_maxlength() { $config = $this->get($this->host . 'statusnet/config.json'); return $config->site->textlimit; } function accessTokenURL() { return $this->host.'oauth/access_token'; } function authenticateURL() { return $this->host.'oauth/authenticate'; } function authorizeURL() { return $this->host.'oauth/authorize'; } function requestTokenURL() { return $this->host.'oauth/request_token'; } function __construct($apipath, $consumer_key, $consumer_secret, $oauth_token = NULL, $oauth_token_secret = NULL) { parent::__construct($consumer_key, $consumer_secret, $oauth_token, $oauth_token_secret); $this->host = $apipath; } } function statusnet_install() { // we need some hooks, for the configuration and for sending tweets register_hook('plugin_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings'); register_hook('plugin_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post'); register_hook('post_local_end', 'addon/statusnet/statusnet.php', 'statusnet_post_hook'); register_hook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets'); logger("installed statusnet"); } function statusnet_uninstall() { unregister_hook('plugin_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings'); unregister_hook('plugin_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post'); unregister_hook('post_local_end', 'addon/statusnet/statusnet.php', 'statusnet_post_hook'); unregister_hook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets'); } function statusnet_jot_nets(&$a,&$b) { if(! local_user()) return; $statusnet_post = get_pconfig(local_user(),'statusnet','post'); if(intval($statusnet_post) == 1) { $statusnet_defpost = get_pconfig(local_user(),'statusnet','post_by_default'); $selected = ((intval($statusnet_defpost) == 1) ? ' checked="checked" ' : ''); $b .= '<div class="profile-jot-net"><input type="checkbox" name="statusnet_enable"' . $selected . 'value="1" /> ' . t('Post to StatusNet') . '</div>'; } } function statusnet_settings_post ($a,$post) { if(! local_user()) return; if (isset($_POST['statusnet-disconnect'])) { /*** * if the statusnet-disconnect checkbox is set, clear the statusnet configuration * TODO can we revoke the access tokens at Twitter and do we need to do so? */ del_pconfig( local_user(), 'statusnet', 'consumerkey' ); del_pconfig( local_user(), 'statusnet', 'consumersecret' ); del_pconfig( local_user(), 'statusnet', 'post' ); del_pconfig( local_user(), 'statusnet', 'oauthtoken' ); del_pconfig( local_user(), 'statusnet', 'oauthsecret' ); del_pconfig( local_user(), 'statusnet', 'baseapi' ); } else { if (isset($_POST['statusnet-consumersecret'])) { set_pconfig(local_user(), 'statusnet', 'consumerkey', $_POST['statusnet-consumerkey']); set_pconfig(local_user(), 'statusnet', 'consumersecret', $_POST['statusnet-consumersecret']); set_pconfig(local_user(), 'statusnet', 'baseapi', $_POST['statusnet-baseapi']); header('Location: '.$a->get_baseurl().'/settings/addon'); } else { if (isset($_POST['statusnet-pin'])) { // if the user supplied us with a PIN from Twitter, let the magic of OAuth happen logger('got a StatusNet security code'); $api = get_pconfig(local_user(), 'statusnet', 'baseapi'); $ckey = get_pconfig(local_user(), 'statusnet', 'consumerkey' ); $csecret = get_pconfig(local_user(), 'statusnet', 'consumersecret' ); // the token and secret for which the PIN was generated were hidden in the settings // form as token and token2, we need a new connection to Twitter using these token // and secret to request a Access Token with the PIN $connection = new StatusNetOAuth($api, $ckey, $csecret, $_POST['statusnet-token'], $_POST['statusnet-token2']); $token = $connection->getAccessToken( $_POST['statusnet-pin'] ); // ok, now that we have the Access Token, save them in the user config set_pconfig(local_user(),'statusnet', 'oauthtoken', $token['oauth_token']); set_pconfig(local_user(),'statusnet', 'oauthsecret', $token['oauth_token_secret']); set_pconfig(local_user(),'statusnet', 'post', 1); // reload the Addon Settings page, if we don't do it see Bug #42 header('Location: '.$a->get_baseurl().'/settings/addon'); } else { // if no PIN is supplied in the POST variables, the user has changed the setting // to post a tweet for every new __public__ posting to the wall set_pconfig(local_user(),'statusnet','post',intval($_POST['statusnet-enable'])); }}} } function statusnet_settings(&$a,&$s) { if(! local_user()) return; $a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . $a->get_baseurl() . '/addon/statusnet/statusnet.css' . '" media="all" />' . "\r\n"; /*** * 1) Check that we have a base api url and a consumer key & secret * 2) If no OAuthtoken & stuff is present, generate button to get some * 3) Checkbox for "Send public notices (respect size limitation) */ $api = get_pconfig(local_user(), 'statusnet', 'baseapi'); $ckey = get_pconfig(local_user(), 'statusnet', 'consumerkey' ); $csecret = get_pconfig(local_user(), 'statusnet', 'consumersecret' ); $otoken = get_pconfig(local_user(), 'statusnet', 'oauthtoken' ); $osecret = get_pconfig(local_user(), 'statusnet', 'oauthsecret' ); $enabled = get_pconfig(local_user(), 'statusnet', 'post'); $checked = (($enabled) ? ' checked="checked" ' : ''); $s .= '<div class="settings-block">'; $s .= '<h3>'. t('StatusNet Posting Settings').'</h3>'; if ( (!$ckey) && (!$csecret) ) { /*** * no consumer keys */ $s .= '<p>'. t('No consumer key pair for StatusNet found. Register your Friendika Account as an desktop client on your StatusNet account, copy the consumer key pair here and enter the API base root.<br />Before you register your own OAuth key pair ask the administrator if there is already a key pair for this Friendika installation at your favorited StatusNet installation.') .'</p>'; $s .= '<div id="statusnet-consumer-wrapper">'; $s .= '<label id="statusnet-consumerkey-label" for="statusnet-consumerkey">'. t('OAuth Consumer Key') .'</label>'; $s .= '<input id="statusnet-consumerkey" type="text" name="statusnet-consumerkey" size="35" />'; $s .= '<div class="clear"></div>'; $s .= '<label id="statusnet-consumersecret-label" for="statusnet-consumersecret">'. t('OAuth Consumer Secret') .'</label>'; $s .= '<input id="statusnet-consumersecret" type="text" name="statusnet-consumersecret" size="35" />'; $s .= '<div class="clear"></div>'; $s .= '<label id="statusnet-baseapi-label" for="statusnet-baseapi">'. t("Base API Path \x28remember the trailing /\x29") .'</label>'; $s .= '<input id="statusnet-baseapi" type="text" name="statusnet-baseapi" size="35" />'; $s .= '<div class="clear"></div></div>'; $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="submit" class="settings-submit" value="' . t('Submit') . '" /></div>'; } else { /*** * ok we have a consumer key pair now look into the OAuth stuff */ if ( (!$otoken) && (!$osecret) ) { /*** * the user has not yet connected the account to statusnet * get a temporary OAuth key/secret pair and display a button with * which the user can request a PIN to connect the account to a * account at statusnet */ $connection = new StatusNetOAuth($api, $ckey, $csecret); $request_token = $connection->getRequestToken('oob'); $token = $request_token['oauth_token']; /*** * make some nice form */ $s .= '<p>'. t('To connect to your StatusNet account click the button below to get a security code from StatusNet which you have to copy into the input box below and submit the form. Only your <strong>public</strong> posts will be posted to StatusNet.') .'</p>'; $s .= '<a href="'.$connection->getAuthorizeURL($token,False).'" target="_statusnet"><img src="addon/statusnet/signinwithstatusnet.png" alt="'. t('Log in with StatusNet') .'"></a>'; $s .= '<div id="statusnet-pin-wrapper">'; $s .= '<label id="statusnet-pin-label" for="statusnet-pin">'. t('Copy the security code from StatusNet here') .'</label>'; $s .= '<input id="statusnet-pin" type="text" name="statusnet-pin" />'; $s .= '<input id="statusnet-token" type="hidden" name="statusnet-token" value="'.$token.'" />'; $s .= '<input id="statusnet-token2" type="hidden" name="statusnet-token2" value="'.$request_token['oauth_token_secret'].'" />'; $s .= '</div><div class="clear"></div>'; $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="submit" class="settings-submit" value="' . t('Submit') . '" /></div>'; } else { /*** * we have an OAuth key / secret pair for the user * so let's give a chance to disable the postings to statusnet */ $connection = new StatusNetOAuth($api,$ckey,$csecret,$otoken,$osecret); $details = $connection->get('account/verify_credentials'); $s .= '<div id="statusnet-info" ><img id="statusnet-avatar" src="'.$details->profile_image_url.'" /><p id="statusnet-info-block">'. t('Currently connected to: ') .'<a href="'.$details->statusnet_profile_url.'" target="_statusnet">'.$details->screen_name.'</a><br /><em>'.$details->description.'</em></p></div>'; $s .= '<p>'. t('If enabled all your <strong>public</strong> postings will be posted to the associated StatusNet account as well.') .'</p>'; $s .= '<div id="statusnet-enable-wrapper">'; $s .= '<label id="statusnet-enable-label" for="statusnet-checkbox">'. t('Send public postings to StatusNet') .'</label>'; $s .= '<input id="statusnet-checkbox" type="checkbox" name="statusnet-enable" value="1" ' . $checked . '/>'; $s .= '</div><div class="clear"></div>'; $s .= '<div id="statusnet-disconnect-wrapper">'; $s .= '<label id="statusnet-disconnect-label" for="statusnet-disconnect">'. t('Clear OAuth configuration') .'</label>'; $s .= '<input id="statusnet-disconnect" type="checkbox" name="statusnet-disconnect" value="1" />'; $s .= '</div><div class="clear"></div>'; $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="submit" class="settings-submit" value="' . t('Submit') . '" /></div>'; } } $s .= '</div><div class="clear"></div></div>'; } function statusnet_post_hook(&$a,&$b) { /** * Post to statusnet */ logger('StatusNet post invoked'); if((local_user()) && (local_user() == $b['uid']) && (! $b['private']) && (!$b['parent']) ) { load_pconfig(local_user(), 'statusnet'); $api = get_pconfig(local_user(), 'statusnet', 'baseapi'); $ckey = get_pconfig(local_user(), 'statusnet', 'consumerkey' ); $csecret = get_pconfig(local_user(), 'statusnet', 'consumersecret' ); $otoken = get_pconfig(local_user(), 'statusnet', 'oauthtoken' ); $osecret = get_pconfig(local_user(), 'statusnet', 'oauthsecret' ); if($ckey && $csecret && $otoken && $osecret) { $statusnet_post = get_pconfig(local_user(),'statusnet','post'); $statusnet_enable = (($statusnet_post && x($_POST,'statusnet_enable')) ? intval($_POST['statusnet_enable']) : 0); if($statusnet_enable && $statusnet_post) { require_once('include/bbcode.php'); $dent = new StatusNetOAuth($api,$ckey,$csecret,$otoken,$osecret); $max_char = $dent->get_maxlength(); // max. length for a dent $msg = strip_tags(bbcode($b['body'])); if ( strlen($msg) > $max_char) { $shortlink = ""; require_once('library/slinky.php'); // post url = base url + /display/ + owner + post id // we construct this from the Owner link and replace // profile by display - this will cause an error when // /profile/ is in the owner url twice but I don't // think this will be very common... $posturl = str_replace('/profile/','/display/',$b['owner-link']).'/'.$b['id']; $slinky = new Slinky( $posturl ); // setup a cascade of shortening services // try to get a short link from these services // in the order ur1.ca, trim, id.gd, tinyurl $slinky->set_cascade( array( new Slinky_UR1ca(), new Slinky_Trim(), new Slinky_IsGd(), new Slinky_TinyURL() ) ); $shortlink = $slinky->short(); // the new message will be shortened such that "... $shortlink" // will fit into the character limit $msg = substr($msg, 0, $max_char-strlen($shortlink)-4); $msg .= '... ' . $shortlink; } // and now tweet it :-) if(strlen($msg)) $dent->post('statuses/update', array('status' => $msg)); } } } }