statusnet/statusnet.php

   1 <?php
   2
   3 /**
   4  * Name: GNU Social Connector
   5  * Description: Bidirectional (posting, relaying and reading) connector for GNU Social.
   6  * Version: 1.0.5
   7  * Author: Tobias Diekershoff <https://f.diekershoff.de/profile/tobias>
   8  * Author: Michael Vogel <https://pirati.ca/profile/heluecht>
   9  *
  10  * Copyright (c) 2011-2013 Tobias Diekershoff, Michael Vogel
  11  * All rights reserved.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions are met:
  15  *    * Redistributions of source code must retain the above copyright notice,
  16  *     this list of conditions and the following disclaimer.
  17  *    * Redistributions in binary form must reproduce the above
  18  *    * copyright notice, this list of conditions and the following disclaimer in
  19  *      the documentation and/or other materials provided with the distribution.
  20  *    * Neither the name of the <organization> nor the names of its contributors
  21  *      may be used to endorse or promote products derived from this software
  22  *      without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  26  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27  * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY DIRECT,
  28  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  29  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  31  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  32  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  33  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  *
  35  */
  36 /*
  37  * We have to alter the TwitterOAuth class a little bit to work with any GNU Social
  38  * installation abroad. Basically it's only make the API path variable and be happy.
  39  *
  40  * Thank you guys for the Twitter compatible API!
  41  */
  42
  43 define('STATUSNET_DEFAULT_POLL_INTERVAL', 5); // given in minutes
  44
  45 require_once 'library/twitteroauth.php';
  46 require_once 'include/enotify.php';
  47
  48 use Friendica\App;
  49 use Friendica\Content\OEmbed;
  50 use Friendica\Content\Text\BBCode;
  51 use Friendica\Content\Text\Plaintext;
  52 use Friendica\Core\Addon;
  53 use Friendica\Core\Config;
  54 use Friendica\Core\L10n;
  55 use Friendica\Core\PConfig;
  56 use Friendica\Model\GContact;
  57 use Friendica\Model\Group;
  58 use Friendica\Model\Photo;
  59 use Friendica\Model\User;
  60
  61 class StatusNetOAuth extends TwitterOAuth
  62 {
  63         function get_maxlength()
  64         {
  65                 $config = $this->get($this->host . 'statusnet/config.json');
  66                 return $config->site->textlimit;
  67         }
  68
  69         function accessTokenURL()
  70         {
  71                 return $this->host . 'oauth/access_token';
  72         }
  73
  74         function authenticateURL()
  75         {
  76                 return $this->host . 'oauth/authenticate';
  77         }
  78
  79         function authorizeURL()
  80         {
  81                 return $this->host . 'oauth/authorize';
  82         }
  83
  84         function requestTokenURL()
  85         {
  86                 return $this->host . 'oauth/request_token';
  87         }
  88
  89         function __construct($apipath, $consumer_key, $consumer_secret, $oauth_token = NULL, $oauth_token_secret = NULL)
  90         {
  91                 parent::__construct($consumer_key, $consumer_secret, $oauth_token, $oauth_token_secret);
  92                 $this->host = $apipath;
  93         }
  94
  95         /**
  96          * Make an HTTP request
  97          *
  98          * @return API results
  99          *
 100          * Copied here from the twitteroauth library and complemented by applying the proxy settings of friendica
 101          */
 102         function http($url, $method, $postfields = NULL)
 103         {
 104                 $this->http_info = [];
 105                 $ci = curl_init();
 106                 /* Curl settings */
 107                 $prx = Config::get('system', 'proxy');
 108                 if (strlen($prx)) {
 109                         curl_setopt($ci, CURLOPT_HTTPPROXYTUNNEL, 1);
 110                         curl_setopt($ci, CURLOPT_PROXY, $prx);
 111                         $prxusr = Config::get('system', 'proxyuser');
 112                         if (strlen($prxusr)) {
 113                                 curl_setopt($ci, CURLOPT_PROXYUSERPWD, $prxusr);
 114                         }
 115                 }
 116                 curl_setopt($ci, CURLOPT_USERAGENT, $this->useragent);
 117                 curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, $this->connecttimeout);
 118                 curl_setopt($ci, CURLOPT_TIMEOUT, $this->timeout);
 119                 curl_setopt($ci, CURLOPT_RETURNTRANSFER, TRUE);
 120                 curl_setopt($ci, CURLOPT_HTTPHEADER, ['Expect:']);
 121                 curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, $this->ssl_verifypeer);
 122                 curl_setopt($ci, CURLOPT_HEADERFUNCTION, [$this, 'getHeader']);
 123                 curl_setopt($ci, CURLOPT_HEADER, FALSE);
 124
 125                 switch ($method) {
 126                         case 'POST':
 127                                 curl_setopt($ci, CURLOPT_POST, TRUE);
 128                                 if (!empty($postfields)) {
 129                                         curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);
 130                                 }
 131                                 break;
 132                         case 'DELETE':
 133                                 curl_setopt($ci, CURLOPT_CUSTOMREQUEST, 'DELETE');
 134                                 if (!empty($postfields)) {
 135                                         $url = "{$url}?{$postfields}";
 136                                 }
 137                 }
 138
 139                 curl_setopt($ci, CURLOPT_URL, $url);
 140                 $response = curl_exec($ci);
 141                 $this->http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);
 142                 $this->http_info = array_merge($this->http_info, curl_getinfo($ci));
 143                 $this->url = $url;
 144                 curl_close($ci);
 145                 return $response;
 146         }
 147 }
 148
 149 function statusnet_install()
 150 {
 151         //  we need some hooks, for the configuration and for sending tweets
 152         Addon::registerHook('connector_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 153         Addon::registerHook('connector_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 154         Addon::registerHook('notifier_normal', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 155         Addon::registerHook('post_local', 'addon/statusnet/statusnet.php', 'statusnet_post_local');
 156         Addon::registerHook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets');
 157         Addon::registerHook('cron', 'addon/statusnet/statusnet.php', 'statusnet_cron');
 158         Addon::registerHook('prepare_body', 'addon/statusnet/statusnet.php', 'statusnet_prepare_body');
 159         Addon::registerHook('check_item_notification', 'addon/statusnet/statusnet.php', 'statusnet_check_item_notification');
 160         logger("installed GNU Social");
 161 }
 162
 163 function statusnet_uninstall()
 164 {
 165         Addon::unregisterHook('connector_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 166         Addon::unregisterHook('connector_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 167         Addon::unregisterHook('notifier_normal', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 168         Addon::unregisterHook('post_local', 'addon/statusnet/statusnet.php', 'statusnet_post_local');
 169         Addon::unregisterHook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets');
 170         Addon::unregisterHook('cron', 'addon/statusnet/statusnet.php', 'statusnet_cron');
 171         Addon::unregisterHook('prepare_body', 'addon/statusnet/statusnet.php', 'statusnet_prepare_body');
 172         Addon::unregisterHook('check_item_notification', 'addon/statusnet/statusnet.php', 'statusnet_check_item_notification');
 173
 174         // old setting - remove only
 175         Addon::unregisterHook('post_local_end', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 176         Addon::unregisterHook('addon_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 177         Addon::unregisterHook('addon_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 178 }
 179
 180 function statusnet_check_item_notification(App $a, &$notification_data)
 181 {
 182         $notification_data["profiles"][] = PConfig::get($notification_data["uid"], 'statusnet', 'own_url');
 183 }
 184
 185 function statusnet_jot_nets(App $a, &$b)
 186 {
 187         if (!local_user()) {
 188                 return;
 189         }
 190
 191         $statusnet_post = PConfig::get(local_user(), 'statusnet', 'post');
 192         if (intval($statusnet_post) == 1) {
 193                 $statusnet_defpost = PConfig::get(local_user(), 'statusnet', 'post_by_default');
 194                 $selected = ((intval($statusnet_defpost) == 1) ? ' checked="checked" ' : '');
 195                 $b .= '<div class="profile-jot-net"><input type="checkbox" name="statusnet_enable"' . $selected . ' value="1" /> '
 196                         . L10n::t('Post to GNU Social') . '</div>';
 197         }
 198 }
 199
 200 function statusnet_settings_post(App $a, $post)
 201 {
 202         if (!local_user()) {
 203                 return;
 204         }
 205         // don't check GNU Social settings if GNU Social submit button is not clicked
 206         if (!x($_POST, 'statusnet-submit')) {
 207                 return;
 208         }
 209
 210         if (isset($_POST['statusnet-disconnect'])) {
 211                 /*               * *
 212                  * if the GNU Social-disconnect checkbox is set, clear the GNU Social configuration
 213                  */
 214                 PConfig::delete(local_user(), 'statusnet', 'consumerkey');
 215                 PConfig::delete(local_user(), 'statusnet', 'consumersecret');
 216                 PConfig::delete(local_user(), 'statusnet', 'post');
 217                 PConfig::delete(local_user(), 'statusnet', 'post_by_default');
 218                 PConfig::delete(local_user(), 'statusnet', 'oauthtoken');
 219                 PConfig::delete(local_user(), 'statusnet', 'oauthsecret');
 220                 PConfig::delete(local_user(), 'statusnet', 'baseapi');
 221                 PConfig::delete(local_user(), 'statusnet', 'lastid');
 222                 PConfig::delete(local_user(), 'statusnet', 'mirror_posts');
 223                 PConfig::delete(local_user(), 'statusnet', 'import');
 224                 PConfig::delete(local_user(), 'statusnet', 'create_user');
 225                 PConfig::delete(local_user(), 'statusnet', 'own_id');
 226         } else {
 227                 if (isset($_POST['statusnet-preconf-apiurl'])) {
 228                         /*                       * *
 229                          * If the user used one of the preconfigured GNU Social server credentials
 230                          * use them. All the data are available in the global config.
 231                          * Check the API Url never the less and blame the admin if it's not working ^^
 232                          */
 233                         $globalsn = Config::get('statusnet', 'sites');
 234                         foreach ($globalsn as $asn) {
 235                                 if ($asn['apiurl'] == $_POST['statusnet-preconf-apiurl']) {
 236                                         $apibase = $asn['apiurl'];
 237                                         $c = fetch_url($apibase . 'statusnet/version.xml');
 238                                         if (strlen($c) > 0) {
 239                                                 PConfig::set(local_user(), 'statusnet', 'consumerkey', $asn['consumerkey']);
 240                                                 PConfig::set(local_user(), 'statusnet', 'consumersecret', $asn['consumersecret']);
 241                                                 PConfig::set(local_user(), 'statusnet', 'baseapi', $asn['apiurl']);
 242                                                 //PConfig::set(local_user(), 'statusnet', 'application_name', $asn['applicationname'] );
 243                                         } else {
 244                                                 notice(L10n::t('Please contact your site administrator.<br />The provided API URL is not valid.') . EOL . $asn['apiurl'] . EOL);
 245                                         }
 246                                 }
 247                         }
 248                         goaway('settings/connectors');
 249                 } else {
 250                         if (isset($_POST['statusnet-consumersecret'])) {
 251                                 //  check if we can reach the API of the GNU Social server
 252                                 //  we'll check the API Version for that, if we don't get one we'll try to fix the path but will
 253                                 //  resign quickly after this one try to fix the path ;-)
 254                                 $apibase = $_POST['statusnet-baseapi'];
 255                                 $c = fetch_url($apibase . 'statusnet/version.xml');
 256                                 if (strlen($c) > 0) {
 257                                         //  ok the API path is correct, let's save the settings
 258                                         PConfig::set(local_user(), 'statusnet', 'consumerkey', $_POST['statusnet-consumerkey']);
 259                                         PConfig::set(local_user(), 'statusnet', 'consumersecret', $_POST['statusnet-consumersecret']);
 260                                         PConfig::set(local_user(), 'statusnet', 'baseapi', $apibase);
 261                                         //PConfig::set(local_user(), 'statusnet', 'application_name', $_POST['statusnet-applicationname'] );
 262                                 } else {
 263                                         //  the API path is not correct, maybe missing trailing / ?
 264                                         $apibase = $apibase . '/';
 265                                         $c = fetch_url($apibase . 'statusnet/version.xml');
 266                                         if (strlen($c) > 0) {
 267                                                 //  ok the API path is now correct, let's save the settings
 268                                                 PConfig::set(local_user(), 'statusnet', 'consumerkey', $_POST['statusnet-consumerkey']);
 269                                                 PConfig::set(local_user(), 'statusnet', 'consumersecret', $_POST['statusnet-consumersecret']);
 270                                                 PConfig::set(local_user(), 'statusnet', 'baseapi', $apibase);
 271                                         } else {
 272                                                 //  still not the correct API base, let's do noting
 273                                                 notice(L10n::t('We could not contact the GNU Social API with the Path you entered.') . EOL);
 274                                         }
 275                                 }
 276                                 goaway('settings/connectors');
 277                         } else {
 278                                 if (isset($_POST['statusnet-pin'])) {
 279                                         //  if the user supplied us with a PIN from GNU Social, let the magic of OAuth happen
 280                                         $api = PConfig::get(local_user(), 'statusnet', 'baseapi');
 281                                         $ckey = PConfig::get(local_user(), 'statusnet', 'consumerkey');
 282                                         $csecret = PConfig::get(local_user(), 'statusnet', 'consumersecret');
 283                                         //  the token and secret for which the PIN was generated were hidden in the settings
 284                                         //  form as token and token2, we need a new connection to GNU Social using these token
 285                                         //  and secret to request a Access Token with the PIN
 286                                         $connection = new StatusNetOAuth($api, $ckey, $csecret, $_POST['statusnet-token'], $_POST['statusnet-token2']);
 287                                         $token = $connection->getAccessToken($_POST['statusnet-pin']);
 288                                         //  ok, now that we have the Access Token, save them in the user config
 289                                         PConfig::set(local_user(), 'statusnet', 'oauthtoken', $token['oauth_token']);
 290                                         PConfig::set(local_user(), 'statusnet', 'oauthsecret', $token['oauth_token_secret']);
 291                                         PConfig::set(local_user(), 'statusnet', 'post', 1);
 292                                         PConfig::set(local_user(), 'statusnet', 'post_taglinks', 1);
 293                                         //  reload the Addon Settings page, if we don't do it see Bug #42
 294                                         goaway('settings/connectors');
 295                                 } else {
 296                                         //  if no PIN is supplied in the POST variables, the user has changed the setting
 297                                         //  to post a dent for every new __public__ posting to the wall
 298                                         PConfig::set(local_user(), 'statusnet', 'post', intval($_POST['statusnet-enable']));
 299                                         PConfig::set(local_user(), 'statusnet', 'post_by_default', intval($_POST['statusnet-default']));
 300                                         PConfig::set(local_user(), 'statusnet', 'mirror_posts', intval($_POST['statusnet-mirror']));
 301                                         PConfig::set(local_user(), 'statusnet', 'import', intval($_POST['statusnet-import']));
 302                                         PConfig::set(local_user(), 'statusnet', 'create_user', intval($_POST['statusnet-create_user']));
 303
 304                                         if (!intval($_POST['statusnet-mirror']))
 305                                                 PConfig::delete(local_user(), 'statusnet', 'lastid');
 306
 307                                         info(L10n::t('GNU Social settings updated.') . EOL);
 308                                 }
 309                         }
 310                 }
 311         }
 312 }
 313
 314 function statusnet_settings(App $a, &$s)
 315 {
 316         if (!local_user()) {
 317                 return;
 318         }
 319         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/statusnet/statusnet.css' . '" media="all" />' . "\r\n";
 320         /*       * *
 321          * 1) Check that we have a base api url and a consumer key & secret
 322          * 2) If no OAuthtoken & stuff is present, generate button to get some
 323          *    allow the user to cancel the connection process at this step
 324          * 3) Checkbox for "Send public notices (respect size limitation)
 325          */
 326         $api     = PConfig::get(local_user(), 'statusnet', 'baseapi');
 327         $ckey    = PConfig::get(local_user(), 'statusnet', 'consumerkey');
 328         $csecret = PConfig::get(local_user(), 'statusnet', 'consumersecret');
 329         $otoken  = PConfig::get(local_user(), 'statusnet', 'oauthtoken');
 330         $osecret = PConfig::get(local_user(), 'statusnet', 'oauthsecret');
 331         $enabled = PConfig::get(local_user(), 'statusnet', 'post');
 332         $checked = (($enabled) ? ' checked="checked" ' : '');
 333         $defenabled = PConfig::get(local_user(), 'statusnet', 'post_by_default');
 334         $defchecked = (($defenabled) ? ' checked="checked" ' : '');
 335         $mirrorenabled = PConfig::get(local_user(), 'statusnet', 'mirror_posts');
 336         $mirrorchecked = (($mirrorenabled) ? ' checked="checked" ' : '');
 337         $import = PConfig::get(local_user(), 'statusnet', 'import');
 338         $importselected = ["", "", ""];
 339         $importselected[$import] = ' selected="selected"';
 340         //$importenabled = PConfig::get(local_user(),'statusnet','import');
 341         //$importchecked = (($importenabled) ? ' checked="checked" ' : '');
 342         $create_userenabled = PConfig::get(local_user(), 'statusnet', 'create_user');
 343         $create_userchecked = (($create_userenabled) ? ' checked="checked" ' : '');
 344
 345         $css = (($enabled) ? '' : '-disabled');
 346
 347         $s .= '<span id="settings_statusnet_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_statusnet_expanded\'); openClose(\'settings_statusnet_inflated\');">';
 348         $s .= '<img class="connector' . $css . '" src="images/gnusocial.png" /><h3 class="connector">' . L10n::t('GNU Social Import/Export/Mirror') . '</h3>';
 349         $s .= '</span>';
 350         $s .= '<div id="settings_statusnet_expanded" class="settings-block" style="display: none;">';
 351         $s .= '<span class="fakelink" onclick="openClose(\'settings_statusnet_expanded\'); openClose(\'settings_statusnet_inflated\');">';
 352         $s .= '<img class="connector' . $css . '" src="images/gnusocial.png" /><h3 class="connector">' . L10n::t('GNU Social Import/Export/Mirror') . '</h3>';
 353         $s .= '</span>';
 354
 355         if ((!$ckey) && (!$csecret)) {
 356                 /*               * *
 357                  * no consumer keys
 358                  */
 359                 $globalsn = Config::get('statusnet', 'sites');
 360                 /*               * *
 361                  * lets check if we have one or more globally configured GNU Social
 362                  * server OAuth credentials in the configuration. If so offer them
 363                  * with a little explanation to the user as choice - otherwise
 364                  * ignore this option entirely.
 365                  */
 366                 if (!$globalsn == null) {
 367                         $s .= '<h4>' . L10n::t('Globally Available GNU Social OAuthKeys') . '</h4>';
 368                         $s .= '<p>' . L10n::t("There are preconfigured OAuth key pairs for some GNU Social servers available. If you are using one of them, please use these credentials. If not feel free to connect to any other GNU Social instance \x28see below\x29.") . '</p>';
 369                         $s .= '<div id="statusnet-preconf-wrapper">';
 370                         foreach ($globalsn as $asn) {
 371                                 $s .= '<input type="radio" name="statusnet-preconf-apiurl" value="' . $asn['apiurl'] . '">' . $asn['sitename'] . '<br />';
 372                         }
 373                         $s .= '<p></p><div class="clear"></div></div>';
 374                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 375                 }
 376                 $s .= '<h4>' . L10n::t('Provide your own OAuth Credentials') . '</h4>';
 377                 $s .= '<p>' . L10n::t('No consumer key pair for GNU Social found. Register your Friendica Account as an desktop client on your GNU Social 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 Friendica installation at your favorited GNU Social installation.') . '</p>';
 378                 $s .= '<div id="statusnet-consumer-wrapper">';
 379                 $s .= '<label id="statusnet-consumerkey-label" for="statusnet-consumerkey">' . L10n::t('OAuth Consumer Key') . '</label>';
 380                 $s .= '<input id="statusnet-consumerkey" type="text" name="statusnet-consumerkey" size="35" /><br />';
 381                 $s .= '<div class="clear"></div>';
 382                 $s .= '<label id="statusnet-consumersecret-label" for="statusnet-consumersecret">' . L10n::t('OAuth Consumer Secret') . '</label>';
 383                 $s .= '<input id="statusnet-consumersecret" type="text" name="statusnet-consumersecret" size="35" /><br />';
 384                 $s .= '<div class="clear"></div>';
 385                 $s .= '<label id="statusnet-baseapi-label" for="statusnet-baseapi">' . L10n::t("Base API Path \x28remember the trailing /\x29") . '</label>';
 386                 $s .= '<input id="statusnet-baseapi" type="text" name="statusnet-baseapi" size="35" /><br />';
 387                 $s .= '<div class="clear"></div>';
 388                 //$s .= '<label id="statusnet-applicationname-label" for="statusnet-applicationname">'.L10n::t('GNU Socialapplication name').'</label>';
 389                 //$s .= '<input id="statusnet-applicationname" type="text" name="statusnet-applicationname" size="35" /><br />';
 390                 $s .= '<p></p><div class="clear"></div>';
 391                 $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 392                 $s .= '</div>';
 393         } else {
 394                 /*               * *
 395                  * ok we have a consumer key pair now look into the OAuth stuff
 396                  */
 397                 if ((!$otoken) && (!$osecret)) {
 398                         /*                       * *
 399                          * the user has not yet connected the account to GNU Social
 400                          * get a temporary OAuth key/secret pair and display a button with
 401                          * which the user can request a PIN to connect the account to a
 402                          * account at GNU Social
 403                          */
 404                         $connection = new StatusNetOAuth($api, $ckey, $csecret);
 405                         $request_token = $connection->getRequestToken('oob');
 406                         $token = $request_token['oauth_token'];
 407                         /*                       * *
 408                          *  make some nice form
 409                          */
 410                         $s .= '<p>' . L10n::t('To connect to your GNU Social account click the button below to get a security code from GNU Social which you have to copy into the input box below and submit the form. Only your <strong>public</strong> posts will be posted to GNU Social.') . '</p>';
 411                         $s .= '<a href="' . $connection->getAuthorizeURL($token, False) . '" target="_statusnet"><img src="addon/statusnet/signinwithstatusnet.png" alt="' . L10n::t('Log in with GNU Social') . '"></a>';
 412                         $s .= '<div id="statusnet-pin-wrapper">';
 413                         $s .= '<label id="statusnet-pin-label" for="statusnet-pin">' . L10n::t('Copy the security code from GNU Social here') . '</label>';
 414                         $s .= '<input id="statusnet-pin" type="text" name="statusnet-pin" />';
 415                         $s .= '<input id="statusnet-token" type="hidden" name="statusnet-token" value="' . $token . '" />';
 416                         $s .= '<input id="statusnet-token2" type="hidden" name="statusnet-token2" value="' . $request_token['oauth_token_secret'] . '" />';
 417                         $s .= '</div><div class="clear"></div>';
 418                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 419                         $s .= '<h4>' . L10n::t('Cancel Connection Process') . '</h4>';
 420                         $s .= '<div id="statusnet-cancel-wrapper">';
 421                         $s .= '<p>' . L10n::t('Current GNU Social API is') . ': ' . $api . '</p>';
 422                         $s .= '<label id="statusnet-cancel-label" for="statusnet-cancel">' . L10n::t('Cancel GNU Social Connection') . '</label>';
 423                         $s .= '<input id="statusnet-cancel" type="checkbox" name="statusnet-disconnect" value="1" />';
 424                         $s .= '</div><div class="clear"></div>';
 425                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 426                 } else {
 427                         /*                       * *
 428                          *  we have an OAuth key / secret pair for the user
 429                          *  so let's give a chance to disable the postings to GNU Social
 430                          */
 431                         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 432                         $details = $connection->get('account/verify_credentials');
 433                         $s .= '<div id="statusnet-info" ><img id="statusnet-avatar" src="' . $details->profile_image_url . '" /><p id="statusnet-info-block">' . L10n::t('Currently connected to: ') . '<a href="' . $details->statusnet_profile_url . '" target="_statusnet">' . $details->screen_name . '</a><br /><em>' . $details->description . '</em></p></div>';
 434                         $s .= '<p>' . L10n::t('If enabled all your <strong>public</strong> postings can be posted to the associated GNU Social account. You can choose to do so by default (here) or for every posting separately in the posting options when writing the entry.') . '</p>';
 435                         if ($a->user['hidewall']) {
 436                                 $s .= '<p>' . L10n::t('<strong>Note</strong>: Due your privacy settings (<em>Hide your profile details from unknown viewers?</em>) the link potentially included in public postings relayed to GNU Social will lead the visitor to a blank page informing the visitor that the access to your profile has been restricted.') . '</p>';
 437                         }
 438                         $s .= '<div id="statusnet-enable-wrapper">';
 439                         $s .= '<label id="statusnet-enable-label" for="statusnet-checkbox">' . L10n::t('Allow posting to GNU Social') . '</label>';
 440                         $s .= '<input id="statusnet-checkbox" type="checkbox" name="statusnet-enable" value="1" ' . $checked . '/>';
 441                         $s .= '<div class="clear"></div>';
 442                         $s .= '<label id="statusnet-default-label" for="statusnet-default">' . L10n::t('Send public postings to GNU Social by default') . '</label>';
 443                         $s .= '<input id="statusnet-default" type="checkbox" name="statusnet-default" value="1" ' . $defchecked . '/>';
 444                         $s .= '<div class="clear"></div>';
 445
 446                         $s .= '<label id="statusnet-mirror-label" for="statusnet-mirror">' . L10n::t('Mirror all posts from GNU Social that are no replies or repeated messages') . '</label>';
 447                         $s .= '<input id="statusnet-mirror" type="checkbox" name="statusnet-mirror" value="1" ' . $mirrorchecked . '/>';
 448
 449                         $s .= '<div class="clear"></div>';
 450                         $s .= '</div>';
 451
 452                         $s .= '<label id="statusnet-import-label" for="statusnet-import">' . L10n::t('Import the remote timeline') . '</label>';
 453                         //$s .= '<input id="statusnet-import" type="checkbox" name="statusnet-import" value="1" '. $importchecked . '/>';
 454
 455                         $s .= '<select name="statusnet-import" id="statusnet-import" />';
 456                         $s .= '<option value="0" ' . $importselected[0] . '>' . L10n::t("Disabled") . '</option>';
 457                         $s .= '<option value="1" ' . $importselected[1] . '>' . L10n::t("Full Timeline") . '</option>';
 458                         $s .= '<option value="2" ' . $importselected[2] . '>' . L10n::t("Only Mentions") . '</option>';
 459                         $s .= '</select>';
 460                         $s .= '<div class="clear"></div>';
 461                         /*
 462                           $s .= '<label id="statusnet-create_user-label" for="statusnet-create_user">'.L10n::t('Automatically create contacts').'</label>';
 463                           $s .= '<input id="statusnet-create_user" type="checkbox" name="statusnet-create_user" value="1" '. $create_userchecked . '/>';
 464                           $s .= '<div class="clear"></div>';
 465                          */
 466                         $s .= '<div id="statusnet-disconnect-wrapper">';
 467                         $s .= '<label id="statusnet-disconnect-label" for="statusnet-disconnect">' . L10n::t('Clear OAuth configuration') . '</label>';
 468                         $s .= '<input id="statusnet-disconnect" type="checkbox" name="statusnet-disconnect" value="1" />';
 469                         $s .= '</div><div class="clear"></div>';
 470                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 471                 }
 472         }
 473         $s .= '</div><div class="clear"></div>';
 474 }
 475
 476 function statusnet_post_local(App $a, &$b)
 477 {
 478         if ($b['edit']) {
 479                 return;
 480         }
 481
 482         if (!local_user() || (local_user() != $b['uid'])) {
 483                 return;
 484         }
 485
 486         $statusnet_post = PConfig::get(local_user(), 'statusnet', 'post');
 487         $statusnet_enable = (($statusnet_post && x($_REQUEST, 'statusnet_enable')) ? intval($_REQUEST['statusnet_enable']) : 0);
 488
 489         // if API is used, default to the chosen settings
 490         if ($b['api_source'] && intval(PConfig::get(local_user(), 'statusnet', 'post_by_default'))) {
 491                 $statusnet_enable = 1;
 492         }
 493
 494         if (!$statusnet_enable) {
 495                 return;
 496         }
 497
 498         if (strlen($b['postopts'])) {
 499                 $b['postopts'] .= ',';
 500         }
 501
 502         $b['postopts'] .= 'statusnet';
 503 }
 504
 505 function statusnet_action(App $a, $uid, $pid, $action)
 506 {
 507         $api = PConfig::get($uid, 'statusnet', 'baseapi');
 508         $ckey = PConfig::get($uid, 'statusnet', 'consumerkey');
 509         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
 510         $otoken = PConfig::get($uid, 'statusnet', 'oauthtoken');
 511         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
 512
 513         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 514
 515         logger("statusnet_action '" . $action . "' ID: " . $pid, LOGGER_DATA);
 516
 517         switch ($action) {
 518                 case "delete":
 519                         $result = $connection->post("statuses/destroy/" . $pid);
 520                         break;
 521                 case "like":
 522                         $result = $connection->post("favorites/create/" . $pid);
 523                         break;
 524                 case "unlike":
 525                         $result = $connection->post("favorites/destroy/" . $pid);
 526                         break;
 527         }
 528         logger("statusnet_action '" . $action . "' send, result: " . print_r($result, true), LOGGER_DEBUG);
 529 }
 530
 531 function statusnet_post_hook(App $a, &$b)
 532 {
 533         /**
 534          * Post to GNU Social
 535          */
 536         if (!PConfig::get($b["uid"], 'statusnet', 'import')) {
 537                 if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
 538                         return;
 539         }
 540
 541         $api = PConfig::get($b["uid"], 'statusnet', 'baseapi');
 542         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $api);
 543
 544         if ($b['parent'] != $b['id']) {
 545                 logger("statusnet_post_hook: parameter " . print_r($b, true), LOGGER_DATA);
 546
 547                 // Looking if its a reply to a GNU Social post
 548                 $hostlength = strlen($hostname) + 2;
 549                 if ((substr($b["parent-uri"], 0, $hostlength) != $hostname . "::") && (substr($b["extid"], 0, $hostlength) != $hostname . "::") && (substr($b["thr-parent"], 0, $hostlength) != $hostname . "::")) {
 550                         logger("statusnet_post_hook: no GNU Social post " . $b["parent"]);
 551                         return;
 552                 }
 553
 554                 $r = q("SELECT `item`.`author-link`, `item`.`uri`, `contact`.`nick` AS contact_nick
 555                         FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 556                         WHERE `item`.`uri` = '%s' AND `item`.`uid` = %d LIMIT 1", dbesc($b["thr-parent"]), intval($b["uid"]));
 557
 558                 if (!count($r)) {
 559                         logger("statusnet_post_hook: no parent found " . $b["thr-parent"]);
 560                         return;
 561                 } else {
 562                         $iscomment = true;
 563                         $orig_post = $r[0];
 564                 }
 565
 566                 //$nickname = "@[url=".$orig_post["author-link"]."]".$orig_post["contact_nick"]."[/url]";
 567                 //$nicknameplain = "@".$orig_post["contact_nick"];
 568
 569                 $nick = preg_replace("=https?://(.*)/(.*)=ism", "$2", $orig_post["author-link"]);
 570
 571                 $nickname = "@[url=" . $orig_post["author-link"] . "]" . $nick . "[/url]";
 572                 $nicknameplain = "@" . $nick;
 573
 574                 logger("statusnet_post_hook: comparing " . $nickname . " and " . $nicknameplain . " with " . $b["body"], LOGGER_DEBUG);
 575                 if ((strpos($b["body"], $nickname) === false) && (strpos($b["body"], $nicknameplain) === false)) {
 576                         $b["body"] = $nickname . " " . $b["body"];
 577                 }
 578
 579                 logger("statusnet_post_hook: parent found " . print_r($orig_post, true), LOGGER_DEBUG);
 580         } else {
 581                 $iscomment = false;
 582
 583                 if ($b['private'] || !strstr($b['postopts'], 'statusnet')) {
 584                         return;
 585                 }
 586
 587                 // Dont't post if the post doesn't belong to us.
 588                 // This is a check for forum postings
 589                 $self = dba::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
 590                 if ($b['contact-id'] != $self['id']) {
 591                         return;
 592                 }
 593         }
 594
 595         if (($b['verb'] == ACTIVITY_POST) && $b['deleted']) {
 596                 statusnet_action($a, $b["uid"], substr($orig_post["uri"], $hostlength), "delete");
 597         }
 598
 599         if ($b['verb'] == ACTIVITY_LIKE) {
 600                 logger("statusnet_post_hook: parameter 2 " . substr($b["thr-parent"], $hostlength), LOGGER_DEBUG);
 601                 if ($b['deleted'])
 602                         statusnet_action($a, $b["uid"], substr($b["thr-parent"], $hostlength), "unlike");
 603                 else
 604                         statusnet_action($a, $b["uid"], substr($b["thr-parent"], $hostlength), "like");
 605                 return;
 606         }
 607
 608         if ($b['deleted'] || ($b['created'] !== $b['edited'])) {
 609                 return;
 610         }
 611
 612         // if posts comes from GNU Social don't send it back
 613         if ($b['extid'] == NETWORK_STATUSNET) {
 614                 return;
 615         }
 616
 617         if ($b['app'] == "StatusNet") {
 618                 return;
 619         }
 620
 621         logger('GNU Socialpost invoked');
 622
 623         PConfig::load($b['uid'], 'statusnet');
 624
 625         $api     = PConfig::get($b['uid'], 'statusnet', 'baseapi');
 626         $ckey    = PConfig::get($b['uid'], 'statusnet', 'consumerkey');
 627         $csecret = PConfig::get($b['uid'], 'statusnet', 'consumersecret');
 628         $otoken  = PConfig::get($b['uid'], 'statusnet', 'oauthtoken');
 629         $osecret = PConfig::get($b['uid'], 'statusnet', 'oauthsecret');
 630
 631         if ($ckey && $csecret && $otoken && $osecret) {
 632                 // If it's a repeated message from GNU Social then do a native retweet and exit
 633                 if (statusnet_is_retweet($a, $b['uid'], $b['body'])) {
 634                         return;
 635                 }
 636
 637                 require_once 'include/bbcode.php';
 638                 $dent = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 639                 $max_char = $dent->get_maxlength(); // max. length for a dent
 640
 641                 PConfig::set($b['uid'], 'statusnet', 'max_char', $max_char);
 642
 643                 $tempfile = "";
 644                 require_once "include/network.php";
 645                 $msgarr = BBCode::toPlaintext($b, $max_char, true, 7);
 646                 $msg = $msgarr["text"];
 647
 648                 if (($msg == "") && isset($msgarr["title"]))
 649                         $msg = Plaintext::shorten($msgarr["title"], $max_char - 50);
 650
 651                 $image = "";
 652
 653                 if (isset($msgarr["url"]) && ($msgarr["type"] != "photo")) {
 654                         if ((strlen($msgarr["url"]) > 20) &&
 655                                 ((strlen($msg . " \n" . $msgarr["url"]) > $max_char))) {
 656                                 $msg .= " \n" . short_link($msgarr["url"]);
 657                         } else {
 658                                 $msg .= " \n" . $msgarr["url"];
 659                         }
 660                 } elseif (isset($msgarr["image"]) && ($msgarr["type"] != "video")) {
 661                         $image = $msgarr["image"];
 662                 }
 663
 664                 if ($image != "") {
 665                         $img_str = fetch_url($image);
 666                         $tempfile = tempnam(get_temppath(), "cache");
 667                         file_put_contents($tempfile, $img_str);
 668                         $postdata = ["status" => $msg, "media[]" => $tempfile];
 669                 } else {
 670                         $postdata = ["status" => $msg];
 671                 }
 672
 673                 // and now dent it :-)
 674                 if (strlen($msg)) {
 675                         if ($iscomment) {
 676                                 $postdata["in_reply_to_status_id"] = substr($orig_post["uri"], $hostlength);
 677                                 logger('statusnet_post send reply ' . print_r($postdata, true), LOGGER_DEBUG);
 678                         }
 679
 680                         // New code that is able to post pictures
 681                         require_once "addon/statusnet/codebird.php";
 682                         $cb = \CodebirdSN\CodebirdSN::getInstance();
 683                         $cb->setAPIEndpoint($api);
 684                         $cb->setConsumerKey($ckey, $csecret);
 685                         $cb->setToken($otoken, $osecret);
 686                         $result = $cb->statuses_update($postdata);
 687                         //$result = $dent->post('statuses/update', $postdata);
 688                         logger('statusnet_post send, result: ' . print_r($result, true) .
 689                                 "\nmessage: " . $msg, LOGGER_DEBUG . "\nOriginal post: " . print_r($b, true) . "\nPost Data: " . print_r($postdata, true));
 690
 691                         if ($result->source) {
 692                                 PConfig::set($b["uid"], "statusnet", "application_name", strip_tags($result->source));
 693                         }
 694
 695                         if ($result->error) {
 696                                 logger('Send to GNU Social failed: "' . $result->error . '"');
 697                         } elseif ($iscomment) {
 698                                 logger('statusnet_post: Update extid ' . $result->id . " for post id " . $b['id']);
 699                                 q("UPDATE `item` SET `extid` = '%s', `body` = '%s' WHERE `id` = %d",
 700                                         dbesc($hostname . "::" . $result->id),
 701                                         dbesc($result->text),
 702                                         intval($b['id'])
 703                                 );
 704                         }
 705                 }
 706                 if ($tempfile != "") {
 707                         unlink($tempfile);
 708                 }
 709         }
 710 }
 711
 712 function statusnet_addon_admin_post(App $a)
 713 {
 714         $sites = [];
 715
 716         foreach ($_POST['sitename'] as $id => $sitename) {
 717                 $sitename = trim($sitename);
 718                 $apiurl = trim($_POST['apiurl'][$id]);
 719                 if (!(substr($apiurl, -1) == '/')) {
 720                         $apiurl = $apiurl . '/';
 721                 }
 722                 $secret = trim($_POST['secret'][$id]);
 723                 $key = trim($_POST['key'][$id]);
 724                 //$applicationname = ((x($_POST, 'applicationname')) ? notags(trim($_POST['applicationname'][$id])):'');
 725                 if ($sitename != "" &&
 726                         $apiurl != "" &&
 727                         $secret != "" &&
 728                         $key != "" &&
 729                         !x($_POST['delete'][$id])) {
 730
 731                         $sites[] = [
 732                                 'sitename' => $sitename,
 733                                 'apiurl' => $apiurl,
 734                                 'consumersecret' => $secret,
 735                                 'consumerkey' => $key,
 736                                 //'applicationname' => $applicationname
 737                         ];
 738                 }
 739         }
 740
 741         $sites = Config::set('statusnet', 'sites', $sites);
 742 }
 743
 744 function statusnet_addon_admin(App $a, &$o)
 745 {
 746         $sites = Config::get('statusnet', 'sites');
 747         $sitesform = [];
 748         if (is_array($sites)) {
 749                 foreach ($sites as $id => $s) {
 750                         $sitesform[] = [
 751                                 'sitename' => ["sitename[$id]", "Site name", $s['sitename'], ""],
 752                                 'apiurl' => ["apiurl[$id]", "Api url", $s['apiurl'], L10n::t("Base API Path \x28remember the trailing /\x29")],
 753                                 'secret' => ["secret[$id]", "Secret", $s['consumersecret'], ""],
 754                                 'key' => ["key[$id]", "Key", $s['consumerkey'], ""],
 755                                 //'applicationname' => Array("applicationname[$id]", "Application name", $s['applicationname'], ""),
 756                                 'delete' => ["delete[$id]", "Delete", False, "Check to delete this preset"],
 757                         ];
 758                 }
 759         }
 760         /* empty form to add new site */
 761         $id++;
 762         $sitesform[] = [
 763                 'sitename' => ["sitename[$id]", L10n::t("Site name"), "", ""],
 764                 'apiurl' => ["apiurl[$id]", "Api url", "", L10n::t("Base API Path \x28remember the trailing /\x29")],
 765                 'secret' => ["secret[$id]", L10n::t("Consumer Secret"), "", ""],
 766                 'key' => ["key[$id]", L10n::t("Consumer Key"), "", ""],
 767                 //'applicationname' => Array("applicationname[$id]", L10n::t("Application name"), "", ""),
 768         ];
 769
 770         $t = get_markup_template("admin.tpl", "addon/statusnet/");
 771         $o = replace_macros($t, [
 772                 '$submit' => L10n::t('Save Settings'),
 773                 '$sites' => $sitesform,
 774         ]);
 775 }
 776
 777 function statusnet_prepare_body(App $a, &$b)
 778 {
 779         if ($b["item"]["network"] != NETWORK_STATUSNET) {
 780                 return;
 781         }
 782
 783         if ($b["preview"]) {
 784                 $max_char = PConfig::get(local_user(), 'statusnet', 'max_char');
 785                 if (intval($max_char) == 0) {
 786                         $max_char = 140;
 787                 }
 788
 789                 $item = $b["item"];
 790                 $item["plink"] = $a->get_baseurl() . "/display/" . $a->user["nickname"] . "/" . $item["parent"];
 791
 792                 $r = q("SELECT `item`.`author-link`, `item`.`uri`, `contact`.`nick` AS contact_nick
 793                         FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 794                         WHERE `item`.`uri` = '%s' AND `item`.`uid` = %d LIMIT 1",
 795                         dbesc($item["thr-parent"]),
 796                         intval(local_user()));
 797
 798                 if (count($r)) {
 799                         $orig_post = $r[0];
 800                         //$nickname = "@[url=".$orig_post["author-link"]."]".$orig_post["contact_nick"]."[/url]";
 801                         //$nicknameplain = "@".$orig_post["contact_nick"];
 802
 803                         $nick = preg_replace("=https?://(.*)/(.*)=ism", "$2", $orig_post["author-link"]);
 804
 805                         $nickname = "@[url=" . $orig_post["author-link"] . "]" . $nick . "[/url]";
 806                         $nicknameplain = "@" . $nick;
 807
 808                         if ((strpos($item["body"], $nickname) === false) && (strpos($item["body"], $nicknameplain) === false)) {
 809                                 $item["body"] = $nickname . " " . $item["body"];
 810                         }
 811                 }
 812
 813                 $msgarr = BBCode::toPlaintext($item, $max_char, true, 7);
 814                 $msg = $msgarr["text"];
 815
 816                 if (isset($msgarr["url"]) && ($msgarr["type"] != "photo")) {
 817                         $msg .= " " . $msgarr["url"];
 818                 }
 819
 820                 if (isset($msgarr["image"])) {
 821                         $msg .= " " . $msgarr["image"];
 822                 }
 823
 824                 $b['html'] = nl2br(htmlspecialchars($msg));
 825         }
 826 }
 827
 828 function statusnet_cron(App $a, $b)
 829 {
 830         $last = Config::get('statusnet', 'last_poll');
 831
 832         $poll_interval = intval(Config::get('statusnet', 'poll_interval'));
 833         if (!$poll_interval) {
 834                 $poll_interval = STATUSNET_DEFAULT_POLL_INTERVAL;
 835         }
 836
 837         if ($last) {
 838                 $next = $last + ($poll_interval * 60);
 839                 if ($next > time()) {
 840                         logger('statusnet: poll intervall not reached');
 841                         return;
 842                 }
 843         }
 844         logger('statusnet: cron_start');
 845
 846         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'statusnet' AND `k` = 'mirror_posts' AND `v` = '1' ORDER BY RAND() ");
 847         if (count($r)) {
 848                 foreach ($r as $rr) {
 849                         logger('statusnet: fetching for user ' . $rr['uid']);
 850                         statusnet_fetchtimeline($a, $rr['uid']);
 851                 }
 852         }
 853
 854         $abandon_days = intval(Config::get('system', 'account_abandon_days'));
 855         if ($abandon_days < 1) {
 856                 $abandon_days = 0;
 857         }
 858
 859         $abandon_limit = date("Y-m-d H:i:s", time() - $abandon_days * 86400);
 860
 861         $r = q("SELECT * FROM `pconfig` WHERE `cat` = 'statusnet' AND `k` = 'import' AND `v` ORDER BY RAND()");
 862         if (count($r)) {
 863                 foreach ($r as $rr) {
 864                         if ($abandon_days != 0) {
 865                                 $user = q("SELECT `login_date` FROM `user` WHERE uid=%d AND `login_date` >= '%s'", $rr['uid'], $abandon_limit);
 866                                 if (!count($user)) {
 867                                         logger('abandoned account: timeline from user ' . $rr['uid'] . ' will not be imported');
 868                                         continue;
 869                                 }
 870                         }
 871
 872                         logger('statusnet: importing timeline from user ' . $rr['uid']);
 873                         statusnet_fetchhometimeline($a, $rr["uid"], $rr["v"]);
 874                 }
 875         }
 876
 877         logger('statusnet: cron_end');
 878
 879         Config::set('statusnet', 'last_poll', time());
 880 }
 881
 882 function statusnet_fetchtimeline(App $a, $uid)
 883 {
 884         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
 885         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
 886         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
 887         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
 888         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
 889         $lastid  = PConfig::get($uid, 'statusnet', 'lastid');
 890
 891         require_once 'mod/item.php';
 892         require_once 'include/items.php';
 893
 894         //  get the application name for the SN app
 895         //  1st try personal config, then system config and fallback to the
 896         //  hostname of the node if neither one is set.
 897         $application_name = PConfig::get($uid, 'statusnet', 'application_name');
 898         if ($application_name == "") {
 899                 $application_name = Config::get('statusnet', 'application_name');
 900         }
 901         if ($application_name == "") {
 902                 $application_name = $a->get_hostname();
 903         }
 904
 905         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 906
 907         $parameters = ["exclude_replies" => true, "trim_user" => true, "contributor_details" => false, "include_rts" => false];
 908
 909         $first_time = ($lastid == "");
 910
 911         if ($lastid <> "") {
 912                 $parameters["since_id"] = $lastid;
 913         }
 914
 915         $items = $connection->get('statuses/user_timeline', $parameters);
 916
 917         if (!is_array($items)) {
 918                 return;
 919         }
 920
 921         $posts = array_reverse($items);
 922
 923         if (count($posts)) {
 924                 foreach ($posts as $post) {
 925                         if ($post->id > $lastid)
 926                                 $lastid = $post->id;
 927
 928                         if ($first_time) {
 929                                 continue;
 930                         }
 931
 932                         if ($post->source == "activity") {
 933                                 continue;
 934                         }
 935
 936                         if (is_object($post->retweeted_status)) {
 937                                 continue;
 938                         }
 939
 940                         if ($post->in_reply_to_status_id != "") {
 941                                 continue;
 942                         }
 943
 944                         if (!stristr($post->source, $application_name)) {
 945                                 $_SESSION["authenticated"] = true;
 946                                 $_SESSION["uid"] = $uid;
 947
 948                                 unset($_REQUEST);
 949                                 $_REQUEST["type"] = "wall";
 950                                 $_REQUEST["api_source"] = true;
 951                                 $_REQUEST["profile_uid"] = $uid;
 952                                 //$_REQUEST["source"] = "StatusNet";
 953                                 $_REQUEST["source"] = $post->source;
 954                                 $_REQUEST["extid"] = NETWORK_STATUSNET;
 955
 956                                 if (isset($post->id)) {
 957                                         $_REQUEST['message_id'] = item_new_uri($a->get_hostname(), $uid, NETWORK_STATUSNET . ":" . $post->id);
 958                                 }
 959
 960                                 //$_REQUEST["date"] = $post->created_at;
 961
 962                                 $_REQUEST["title"] = "";
 963
 964                                 $_REQUEST["body"] = add_page_info_to_body($post->text, true);
 965                                 if (is_string($post->place->name)) {
 966                                         $_REQUEST["location"] = $post->place->name;
 967                                 }
 968
 969                                 if (is_string($post->place->full_name)) {
 970                                         $_REQUEST["location"] = $post->place->full_name;
 971                                 }
 972
 973                                 if (is_array($post->geo->coordinates)) {
 974                                         $_REQUEST["coord"] = $post->geo->coordinates[0] . " " . $post->geo->coordinates[1];
 975                                 }
 976
 977                                 if (is_array($post->coordinates->coordinates)) {
 978                                         $_REQUEST["coord"] = $post->coordinates->coordinates[1] . " " . $post->coordinates->coordinates[0];
 979                                 }
 980
 981                                 //print_r($_REQUEST);
 982                                 if ($_REQUEST["body"] != "") {
 983                                         logger('statusnet: posting for user ' . $uid);
 984
 985                                         item_post($a);
 986                                 }
 987                         }
 988                 }
 989         }
 990         PConfig::set($uid, 'statusnet', 'lastid', $lastid);
 991 }
 992
 993 function statusnet_address($contact)
 994 {
 995         $hostname = normalise_link($contact->statusnet_profile_url);
 996         $nickname = $contact->screen_name;
 997
 998         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $contact->statusnet_profile_url);
 999
1000         $address = $contact->screen_name . "@" . $hostname;
1001
1002         return $address;
1003 }
1004
1005 function statusnet_fetch_contact($uid, $contact, $create_user)
1006 {
1007         if ($contact->statusnet_profile_url == "") {
1008                 return -1;
1009         }
1010
1011         GContact::update(["url" => $contact->statusnet_profile_url,
1012                 "network" => NETWORK_STATUSNET, "photo" => $contact->profile_image_url,
1013                 "name" => $contact->name, "nick" => $contact->screen_name,
1014                 "location" => $contact->location, "about" => $contact->description,
1015                 "addr" => statusnet_address($contact), "generation" => 3]);
1016
1017         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' AND `network` = '%s'LIMIT 1", intval($uid), dbesc(normalise_link($contact->statusnet_profile_url)), dbesc(NETWORK_STATUSNET));
1018
1019         if (!count($r) && !$create_user) {
1020                 return 0;
1021         }
1022
1023         if (count($r) && ($r[0]["readonly"] || $r[0]["blocked"])) {
1024                 logger("statusnet_fetch_contact: Contact '" . $r[0]["nick"] . "' is blocked or readonly.", LOGGER_DEBUG);
1025                 return -1;
1026         }
1027
1028         if (!count($r)) {
1029                 // create contact record
1030                 q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
1031                                         `name`, `nick`, `photo`, `network`, `rel`, `priority`,
1032                                         `location`, `about`, `writable`, `blocked`, `readonly`, `pending` )
1033                                         VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', %d, 0, 0, 0 ) ",
1034                         intval($uid),
1035                         dbesc(datetime_convert()),
1036                         dbesc($contact->statusnet_profile_url),
1037                         dbesc(normalise_link($contact->statusnet_profile_url)),
1038                         dbesc(statusnet_address($contact)),
1039                         dbesc(normalise_link($contact->statusnet_profile_url)),
1040                         dbesc(''),
1041                         dbesc(''),
1042                         dbesc($contact->name),
1043                         dbesc($contact->screen_name),
1044                         dbesc($contact->profile_image_url),
1045                         dbesc(NETWORK_STATUSNET),
1046                         intval(CONTACT_IS_FRIEND),
1047                         intval(1),
1048                         dbesc($contact->location),
1049                         dbesc($contact->description),
1050                         intval(1)
1051                 );
1052
1053                 $r = q("SELECT * FROM `contact` WHERE `alias` = '%s' AND `uid` = %d AND `network` = '%s' LIMIT 1",
1054                         dbesc($contact->statusnet_profile_url),
1055                         intval($uid),
1056                         dbesc(NETWORK_STATUSNET));
1057
1058                 if (!count($r)) {
1059                         return false;
1060                 }
1061
1062                 $contact_id = $r[0]['id'];
1063
1064                 Group::addMember(User::getDefaultGroup($uid), $contact_id);
1065
1066                 $photos = Photo::importProfilePhoto($contact->profile_image_url, $uid, $contact_id);
1067
1068                 q("UPDATE `contact` SET `photo` = '%s',
1069                                         `thumb` = '%s',
1070                                         `micro` = '%s',
1071                                         `avatar-date` = '%s'
1072                                 WHERE `id` = %d",
1073                         dbesc($photos[0]),
1074                         dbesc($photos[1]),
1075                         dbesc($photos[2]),
1076                         dbesc(datetime_convert()),
1077                         intval($contact_id)
1078                 );
1079         } else {
1080                 // update profile photos once every two weeks as we have no notification of when they change.
1081                 //$update_photo = (($r[0]['avatar-date'] < datetime_convert('','','now -2 days')) ? true : false);
1082                 $update_photo = ($r[0]['avatar-date'] < datetime_convert('', '', 'now -12 hours'));
1083
1084                 // check that we have all the photos, this has been known to fail on occasion
1085                 if ((!$r[0]['photo']) || (!$r[0]['thumb']) || (!$r[0]['micro']) || ($update_photo)) {
1086                         logger("statusnet_fetch_contact: Updating contact " . $contact->screen_name, LOGGER_DEBUG);
1087
1088                         $photos = Photo::importProfilePhoto($contact->profile_image_url, $uid, $r[0]['id']);
1089
1090                         q("UPDATE `contact` SET `photo` = '%s',
1091                                                 `thumb` = '%s',
1092                                                 `micro` = '%s',
1093                                                 `name-date` = '%s',
1094                                                 `uri-date` = '%s',
1095                                                 `avatar-date` = '%s',
1096                                                 `url` = '%s',
1097                                                 `nurl` = '%s',
1098                                                 `addr` = '%s',
1099                                                 `name` = '%s',
1100                                                 `nick` = '%s',
1101                                                 `location` = '%s',
1102                                                 `about` = '%s'
1103                                         WHERE `id` = %d",
1104                                 dbesc($photos[0]),
1105                                 dbesc($photos[1]),
1106                                 dbesc($photos[2]),
1107                                 dbesc(datetime_convert()),
1108                                 dbesc(datetime_convert()),
1109                                 dbesc(datetime_convert()),
1110                                 dbesc($contact->statusnet_profile_url),
1111                                 dbesc(normalise_link($contact->statusnet_profile_url)),
1112                                 dbesc(statusnet_address($contact)),
1113                                 dbesc($contact->name),
1114                                 dbesc($contact->screen_name),
1115                                 dbesc($contact->location),
1116                                 dbesc($contact->description),
1117                                 intval($r[0]['id'])
1118                         );
1119                 }
1120         }
1121
1122         return $r[0]["id"];
1123 }
1124
1125 function statusnet_fetchuser(App $a, $uid, $screen_name = "", $user_id = "")
1126 {
1127         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1128         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1129         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1130         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1131         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1132
1133         require_once "addon/statusnet/codebird.php";
1134
1135         $cb = \Codebird\Codebird::getInstance();
1136         $cb->setConsumerKey($ckey, $csecret);
1137         $cb->setToken($otoken, $osecret);
1138
1139         $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
1140                 intval($uid));
1141
1142         if (count($r)) {
1143                 $self = $r[0];
1144         } else {
1145                 return;
1146         }
1147
1148         $parameters = [];
1149
1150         if ($screen_name != "") {
1151                 $parameters["screen_name"] = $screen_name;
1152         }
1153
1154         if ($user_id != "") {
1155                 $parameters["user_id"] = $user_id;
1156         }
1157
1158         // Fetching user data
1159         $user = $cb->users_show($parameters);
1160
1161         if (!is_object($user)) {
1162                 return;
1163         }
1164
1165         $contact_id = statusnet_fetch_contact($uid, $user, true);
1166
1167         return $contact_id;
1168 }
1169
1170 function statusnet_createpost(App $a, $uid, $post, $self, $create_user, $only_existing_contact)
1171 {
1172         require_once "include/html2bbcode.php";
1173
1174         logger("statusnet_createpost: start", LOGGER_DEBUG);
1175
1176         $api = PConfig::get($uid, 'statusnet', 'baseapi');
1177         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $api);
1178
1179         $postarray = [];
1180         $postarray['network'] = NETWORK_STATUSNET;
1181         $postarray['gravity'] = 0;
1182         $postarray['uid'] = $uid;
1183         $postarray['wall'] = 0;
1184
1185         if (is_object($post->retweeted_status)) {
1186                 $content = $post->retweeted_status;
1187                 statusnet_fetch_contact($uid, $content->user, false);
1188         } else {
1189                 $content = $post;
1190         }
1191
1192         $postarray['uri'] = $hostname . "::" . $content->id;
1193
1194         $r = q("SELECT * FROM `item` WHERE `extid` = '%s' AND `uid` = %d LIMIT 1",
1195                         dbesc($postarray['uri']),
1196                         intval($uid)
1197         );
1198
1199         if (count($r)) {
1200                 return [];
1201         }
1202
1203         $contactid = 0;
1204
1205         if ($content->in_reply_to_status_id != "") {
1206
1207                 $parent = $hostname . "::" . $content->in_reply_to_status_id;
1208
1209                 $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1210                                 dbesc($parent),
1211                                 intval($uid)
1212                 );
1213                 if (count($r)) {
1214                         $postarray['thr-parent'] = $r[0]["uri"];
1215                         $postarray['parent-uri'] = $r[0]["parent-uri"];
1216                         $postarray['parent'] = $r[0]["parent"];
1217                         $postarray['object-type'] = ACTIVITY_OBJ_COMMENT;
1218                 } else {
1219                         $r = q("SELECT * FROM `item` WHERE `extid` = '%s' AND `uid` = %d LIMIT 1",
1220                                         dbesc($parent),
1221                                         intval($uid)
1222                         );
1223                         if (count($r)) {
1224                                 $postarray['thr-parent'] = $r[0]['uri'];
1225                                 $postarray['parent-uri'] = $r[0]['parent-uri'];
1226                                 $postarray['parent'] = $r[0]['parent'];
1227                                 $postarray['object-type'] = ACTIVITY_OBJ_COMMENT;
1228                         } else {
1229                                 $postarray['thr-parent'] = $postarray['uri'];
1230                                 $postarray['parent-uri'] = $postarray['uri'];
1231                                 $postarray['object-type'] = ACTIVITY_OBJ_NOTE;
1232                         }
1233                 }
1234
1235                 // Is it me?
1236                 $own_url = PConfig::get($uid, 'statusnet', 'own_url');
1237
1238                 if ($content->user->id == $own_url) {
1239                         $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
1240                                 intval($uid));
1241
1242                         if (count($r)) {
1243                                 $contactid = $r[0]["id"];
1244
1245                                 $postarray['owner-name'] = $r[0]["name"];
1246                                 $postarray['owner-link'] = $r[0]["url"];
1247                                 $postarray['owner-avatar'] = $r[0]["photo"];
1248                         } else {
1249                                 return [];
1250                         }
1251                 }
1252                 // Don't create accounts of people who just comment something
1253                 $create_user = false;
1254         } else {
1255                 $postarray['parent-uri'] = $postarray['uri'];
1256                 $postarray['object-type'] = ACTIVITY_OBJ_NOTE;
1257         }
1258
1259         if ($contactid == 0) {
1260                 $contactid = statusnet_fetch_contact($uid, $post->user, $create_user);
1261                 $postarray['owner-name'] = $post->user->name;
1262                 $postarray['owner-link'] = $post->user->statusnet_profile_url;
1263                 $postarray['owner-avatar'] = $post->user->profile_image_url;
1264         }
1265         if (($contactid == 0) && !$only_existing_contact) {
1266                 $contactid = $self['id'];
1267         } elseif ($contactid <= 0) {
1268                 return [];
1269         }
1270
1271         $postarray['contact-id'] = $contactid;
1272
1273         $postarray['verb'] = ACTIVITY_POST;
1274
1275         $postarray['author-name'] = $content->user->name;
1276         $postarray['author-link'] = $content->user->statusnet_profile_url;
1277         $postarray['author-avatar'] = $content->user->profile_image_url;
1278
1279         // To-Do: Maybe unreliable? Can the api be entered without trailing "/"?
1280         $hostname = str_replace("/api/", "/notice/", PConfig::get($uid, 'statusnet', 'baseapi'));
1281
1282         $postarray['plink'] = $hostname . $content->id;
1283         $postarray['app'] = strip_tags($content->source);
1284
1285         if ($content->user->protected) {
1286                 $postarray['private'] = 1;
1287                 $postarray['allow_cid'] = '<' . $self['id'] . '>';
1288         }
1289
1290         $postarray['body'] = html2bbcode($content->statusnet_html);
1291
1292         $converted = statusnet_convertmsg($a, $postarray['body'], false);
1293         $postarray['body'] = $converted["body"];
1294         $postarray['tag'] = $converted["tags"];
1295
1296         $postarray['created'] = datetime_convert('UTC', 'UTC', $content->created_at);
1297         $postarray['edited'] = datetime_convert('UTC', 'UTC', $content->created_at);
1298
1299         if (is_string($content->place->name)) {
1300                 $postarray["location"] = $content->place->name;
1301         }
1302
1303         if (is_string($content->place->full_name)) {
1304                 $postarray["location"] = $content->place->full_name;
1305         }
1306
1307         if (is_array($content->geo->coordinates)) {
1308                 $postarray["coord"] = $content->geo->coordinates[0] . " " . $content->geo->coordinates[1];
1309         }
1310
1311         if (is_array($content->coordinates->coordinates)) {
1312                 $postarray["coord"] = $content->coordinates->coordinates[1] . " " . $content->coordinates->coordinates[0];
1313         }
1314
1315         logger("statusnet_createpost: end", LOGGER_DEBUG);
1316
1317         return $postarray;
1318 }
1319
1320 function statusnet_checknotification(App $a, $uid, $own_url, $top_item, $postarray)
1321 {
1322         // This function necer worked and need cleanup
1323         $user = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
1324                         intval($uid)
1325         );
1326
1327         if (!count($user)) {
1328                 return;
1329         }
1330
1331         // Is it me?
1332         if (link_compare($user[0]["url"], $postarray['author-link'])) {
1333                 return;
1334         }
1335
1336         $own_user = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
1337                         intval($uid),
1338                         dbesc($own_url)
1339         );
1340
1341         if (!count($own_user)) {
1342                 return;
1343         }
1344
1345         // Is it me from GNU Social?
1346         if (link_compare($own_user[0]["url"], $postarray['author-link'])) {
1347                 return;
1348         }
1349
1350         $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
1351                         dbesc($postarray['parent-uri']),
1352                         intval($uid)
1353         );
1354
1355         if (count($myconv)) {
1356                 foreach ($myconv as $conv) {
1357                         // now if we find a match, it means we're in this conversation
1358                         if (!link_compare($conv['author-link'], $user[0]["url"]) && !link_compare($conv['author-link'], $own_user[0]["url"])) {
1359                                 continue;
1360                         }
1361
1362                         require_once 'include/enotify.php';
1363
1364                         $conv_parent = $conv['parent'];
1365
1366                         notification([
1367                                 'type' => NOTIFY_COMMENT,
1368                                 'notify_flags' => $user[0]['notify-flags'],
1369                                 'language' => $user[0]['language'],
1370                                 'to_name' => $user[0]['username'],
1371                                 'to_email' => $user[0]['email'],
1372                                 'uid' => $user[0]['uid'],
1373                                 'item' => $postarray,
1374                                 'link' => $a->get_baseurl() . '/display/' . urlencode(get_item_guid($top_item)),
1375                                 'source_name' => $postarray['author-name'],
1376                                 'source_link' => $postarray['author-link'],
1377                                 'source_photo' => $postarray['author-avatar'],
1378                                 'verb' => ACTIVITY_POST,
1379                                 'otype' => 'item',
1380                                 'parent' => $conv_parent,
1381                         ]);
1382
1383                         // only send one notification
1384                         break;
1385                 }
1386         }
1387 }
1388
1389 function statusnet_fetchhometimeline(App $a, $uid, $mode = 1)
1390 {
1391         $conversations = [];
1392
1393         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1394         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1395         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1396         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1397         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1398         $create_user = PConfig::get($uid, 'statusnet', 'create_user');
1399
1400         // "create_user" is deactivated, since currently you cannot add users manually by now
1401         $create_user = true;
1402
1403         logger("statusnet_fetchhometimeline: Fetching for user " . $uid, LOGGER_DEBUG);
1404
1405         require_once 'library/twitteroauth.php';
1406         require_once 'include/items.php';
1407
1408         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1409
1410         $own_contact = statusnet_fetch_own_contact($a, $uid);
1411
1412         $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1413                 intval($own_contact),
1414                 intval($uid));
1415
1416         if (count($r)) {
1417                 $nick = $r[0]["nick"];
1418         } else {
1419                 logger("statusnet_fetchhometimeline: Own GNU Social contact not found for user " . $uid, LOGGER_DEBUG);
1420                 return;
1421         }
1422
1423         $r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
1424                 intval($uid));
1425
1426         if (count($r)) {
1427                 $self = $r[0];
1428         } else {
1429                 logger("statusnet_fetchhometimeline: Own contact not found for user " . $uid, LOGGER_DEBUG);
1430                 return;
1431         }
1432
1433         $u = q("SELECT * FROM user WHERE uid = %d LIMIT 1",
1434                 intval($uid));
1435         if (!count($u)) {
1436                 logger("statusnet_fetchhometimeline: Own user not found for user " . $uid, LOGGER_DEBUG);
1437                 return;
1438         }
1439
1440         $parameters = ["exclude_replies" => false, "trim_user" => false, "contributor_details" => true, "include_rts" => true];
1441         //$parameters["count"] = 200;
1442
1443         if ($mode == 1) {
1444                 // Fetching timeline
1445                 $lastid = PConfig::get($uid, 'statusnet', 'lasthometimelineid');
1446                 //$lastid = 1;
1447
1448                 $first_time = ($lastid == "");
1449
1450                 if ($lastid != "") {
1451                         $parameters["since_id"] = $lastid;
1452                 }
1453
1454                 $items = $connection->get('statuses/home_timeline', $parameters);
1455
1456                 if (!is_array($items)) {
1457                         if (is_object($items) && isset($items->error)) {
1458                                 $errormsg = $items->error;
1459                         } elseif (is_object($items)) {
1460                                 $errormsg = print_r($items, true);
1461                         } elseif (is_string($items) || is_float($items) || is_int($items)) {
1462                                 $errormsg = $items;
1463                         } else {
1464                                 $errormsg = "Unknown error";
1465                         }
1466
1467                         logger("statusnet_fetchhometimeline: Error fetching home timeline: " . $errormsg, LOGGER_DEBUG);
1468                         return;
1469                 }
1470
1471                 $posts = array_reverse($items);
1472
1473                 logger("statusnet_fetchhometimeline: Fetching timeline for user " . $uid . " " . sizeof($posts) . " items", LOGGER_DEBUG);
1474
1475                 if (count($posts)) {
1476                         foreach ($posts as $post) {
1477
1478                                 if ($post->id > $lastid) {
1479                                         $lastid = $post->id;
1480                                 }
1481
1482                                 if ($first_time) {
1483                                         continue;
1484                                 }
1485
1486                                 if (isset($post->statusnet_conversation_id)) {
1487                                         if (!isset($conversations[$post->statusnet_conversation_id])) {
1488                                                 statusnet_complete_conversation($a, $uid, $self, $create_user, $nick, $post->statusnet_conversation_id);
1489                                                 $conversations[$post->statusnet_conversation_id] = $post->statusnet_conversation_id;
1490                                         }
1491                                 } else {
1492                                         $postarray = statusnet_createpost($a, $uid, $post, $self, $create_user, true);
1493
1494                                         if (trim($postarray['body']) == "") {
1495                                                 continue;
1496                                         }
1497
1498                                         $item = item_store($postarray);
1499                                         $postarray["id"] = $item;
1500
1501                                         logger('statusnet_fetchhometimeline: User ' . $self["nick"] . ' posted home timeline item ' . $item);
1502
1503                                         if ($item && !function_exists("check_item_notification")) {
1504                                                 statusnet_checknotification($a, $uid, $nick, $item, $postarray);
1505                                         }
1506                                 }
1507                         }
1508                 }
1509                 PConfig::set($uid, 'statusnet', 'lasthometimelineid', $lastid);
1510         }
1511
1512         // Fetching mentions
1513         $lastid = PConfig::get($uid, 'statusnet', 'lastmentionid');
1514         $first_time = ($lastid == "");
1515
1516         if ($lastid != "") {
1517                 $parameters["since_id"] = $lastid;
1518         }
1519
1520         $items = $connection->get('statuses/mentions_timeline', $parameters);
1521
1522         if (!is_array($items)) {
1523                 logger("statusnet_fetchhometimeline: Error fetching mentions: " . print_r($items, true), LOGGER_DEBUG);
1524                 return;
1525         }
1526
1527         $posts = array_reverse($items);
1528
1529         logger("statusnet_fetchhometimeline: Fetching mentions for user " . $uid . " " . sizeof($posts) . " items", LOGGER_DEBUG);
1530
1531         if (count($posts)) {
1532                 foreach ($posts as $post) {
1533                         if ($post->id > $lastid) {
1534                                 $lastid = $post->id;
1535                         }
1536
1537                         if ($first_time) {
1538                                 continue;
1539                         }
1540
1541                         $postarray = statusnet_createpost($a, $uid, $post, $self, false, false);
1542
1543                         if (isset($post->statusnet_conversation_id)) {
1544                                 if (!isset($conversations[$post->statusnet_conversation_id])) {
1545                                         statusnet_complete_conversation($a, $uid, $self, $create_user, $nick, $post->statusnet_conversation_id);
1546                                         $conversations[$post->statusnet_conversation_id] = $post->statusnet_conversation_id;
1547                                 }
1548                         } else {
1549                                 if (trim($postarray['body']) == "") {
1550                                         continue;
1551                                 }
1552
1553                                 $item = item_store($postarray);
1554                                 $postarray["id"] = $item;
1555
1556                                 logger('statusnet_fetchhometimeline: User ' . $self["nick"] . ' posted mention timeline item ' . $item);
1557
1558                                 if ($item && function_exists("check_item_notification")) {
1559                                         check_item_notification($item, $uid, NOTIFY_TAGSELF);
1560                                 }
1561                         }
1562
1563                         $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
1564                                 dbesc($postarray['uri']),
1565                                 intval($uid)
1566                         );
1567                         if (count($r)) {
1568                                 $item = $r[0]['id'];
1569                                 $parent_id = $r[0]['parent'];
1570                         }
1571
1572                         if (($item != 0) && !function_exists("check_item_notification")) {
1573                                 require_once 'include/enotify.php';
1574                                 notification([
1575                                         'type'         => NOTIFY_TAGSELF,
1576                                         'notify_flags' => $u[0]['notify-flags'],
1577                                         'language'     => $u[0]['language'],
1578                                         'to_name'      => $u[0]['username'],
1579                                         'to_email'     => $u[0]['email'],
1580                                         'uid'          => $u[0]['uid'],
1581                                         'item'         => $postarray,
1582                                         'link'         => $a->get_baseurl() . '/display/' . urlencode(get_item_guid($item)),
1583                                         'source_name'  => $postarray['author-name'],
1584                                         'source_link'  => $postarray['author-link'],
1585                                         'source_photo' => $postarray['author-avatar'],
1586                                         'verb'         => ACTIVITY_TAG,
1587                                         'otype'        => 'item',
1588                                         'parent'       => $parent_id,
1589                                 ]);
1590                         }
1591                 }
1592         }
1593
1594         PConfig::set($uid, 'statusnet', 'lastmentionid', $lastid);
1595 }
1596
1597 function statusnet_complete_conversation(App $a, $uid, $self, $create_user, $nick, $conversation)
1598 {
1599         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1600         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1601         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1602         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1603         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1604         $own_url = PConfig::get($uid, 'statusnet', 'own_url');
1605
1606         require_once 'library/twitteroauth.php';
1607
1608         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1609
1610         $parameters["count"] = 200;
1611
1612         $items = $connection->get('statusnet/conversation/' . $conversation, $parameters);
1613         if (is_array($items)) {
1614                 $posts = array_reverse($items);
1615
1616                 foreach ($posts AS $post) {
1617                         $postarray = statusnet_createpost($a, $uid, $post, $self, false, false);
1618
1619                         if (trim($postarray['body']) == "") {
1620                                 continue;
1621                         }
1622
1623                         $item = item_store($postarray);
1624                         $postarray["id"] = $item;
1625
1626                         logger('statusnet_complete_conversation: User ' . $self["nick"] . ' posted home timeline item ' . $item);
1627
1628                         if ($item && !function_exists("check_item_notification")) {
1629                                 statusnet_checknotification($a, $uid, $nick, $item, $postarray);
1630                         }
1631                 }
1632         }
1633 }
1634
1635 function statusnet_convertmsg(App $a, $body, $no_tags = false)
1636 {
1637         require_once "include/items.php";
1638         require_once "include/network.php";
1639
1640         $body = preg_replace("=\[url\=https?://([0-9]*).([0-9]*).([0-9]*).([0-9]*)/([0-9]*)\](.*?)\[\/url\]=ism", "$1.$2.$3.$4/$5", $body);
1641
1642         $URLSearchString = "^\[\]";
1643         $links = preg_match_all("/[^!#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $body, $matches, PREG_SET_ORDER);
1644
1645         $footer = "";
1646         $footerurl = "";
1647         $footerlink = "";
1648         $type = "";
1649
1650         if ($links) {
1651                 foreach ($matches AS $match) {
1652                         $search = "[url=" . $match[1] . "]" . $match[2] . "[/url]";
1653
1654                         logger("statusnet_convertmsg: expanding url " . $match[1], LOGGER_DEBUG);
1655
1656                         $expanded_url = original_url($match[1]);
1657
1658                         logger("statusnet_convertmsg: fetching data for " . $expanded_url, LOGGER_DEBUG);
1659
1660                         $oembed_data = OEmbed::fetchURL($expanded_url, true);
1661
1662                         logger("statusnet_convertmsg: fetching data: done", LOGGER_DEBUG);
1663
1664                         if ($type == "") {
1665                                 $type = $oembed_data->type;
1666                         }
1667
1668                         if ($oembed_data->type == "video") {
1669                                 //$body = str_replace($search, "[video]".$expanded_url."[/video]", $body);
1670                                 $type = $oembed_data->type;
1671                                 $footerurl = $expanded_url;
1672                                 $footerlink = "[url=" . $expanded_url . "]" . $expanded_url . "[/url]";
1673
1674                                 $body = str_replace($search, $footerlink, $body);
1675                         } elseif (($oembed_data->type == "photo") && isset($oembed_data->url) && !$dontincludemedia) {
1676                                 $body = str_replace($search, "[url=" . $expanded_url . "][img]" . $oembed_data->url . "[/img][/url]", $body);
1677                         } elseif ($oembed_data->type != "link") {
1678                                 $body = str_replace($search, "[url=" . $expanded_url . "]" . $expanded_url . "[/url]", $body);
1679                         } else {
1680                                 $img_str = fetch_url($expanded_url, true, $redirects, 4);
1681
1682                                 $tempfile = tempnam(get_temppath(), "cache");
1683                                 file_put_contents($tempfile, $img_str);
1684                                 $mime = image_type_to_mime_type(exif_imagetype($tempfile));
1685                                 unlink($tempfile);
1686
1687                                 if (substr($mime, 0, 6) == "image/") {
1688                                         $type = "photo";
1689                                         $body = str_replace($search, "[img]" . $expanded_url . "[/img]", $body);
1690                                 } else {
1691                                         $type = $oembed_data->type;
1692                                         $footerurl = $expanded_url;
1693                                         $footerlink = "[url=" . $expanded_url . "]" . $expanded_url . "[/url]";
1694
1695                                         $body = str_replace($search, $footerlink, $body);
1696                                 }
1697                         }
1698                 }
1699
1700                 if ($footerurl != "") {
1701                         $footer = add_page_info($footerurl);
1702                 }
1703
1704                 if (($footerlink != "") && (trim($footer) != "")) {
1705                         $removedlink = trim(str_replace($footerlink, "", $body));
1706
1707                         if (($removedlink == "") || strstr($body, $removedlink)) {
1708                                 $body = $removedlink;
1709                         }
1710
1711                         $body .= $footer;
1712                 }
1713         }
1714
1715         if ($no_tags) {
1716                 return ["body" => $body, "tags" => ""];
1717         }
1718
1719         $str_tags = '';
1720
1721         $cnt = preg_match_all("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $body, $matches, PREG_SET_ORDER);
1722         if ($cnt) {
1723                 foreach ($matches as $mtch) {
1724                         if (strlen($str_tags)) {
1725                                 $str_tags .= ',';
1726                         }
1727
1728                         if ($mtch[1] == "#") {
1729                                 // Replacing the hash tags that are directed to the GNU Social server with internal links
1730                                 $snhash = "#[url=" . $mtch[2] . "]" . $mtch[3] . "[/url]";
1731                                 $frdchash = '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($mtch[3]) . ']' . $mtch[3] . '[/url]';
1732                                 $body = str_replace($snhash, $frdchash, $body);
1733
1734                                 $str_tags .= $frdchash;
1735                         } else {
1736                                 $str_tags .= "@[url=" . $mtch[2] . "]" . $mtch[3] . "[/url]";
1737                         }
1738                         // To-Do:
1739                         // There is a problem with links with to GNU Social groups, so these links are stored with "@" like friendica groups
1740                         //$str_tags .= $mtch[1]."[url=".$mtch[2]."]".$mtch[3]."[/url]";
1741                 }
1742         }
1743
1744         return ["body" => $body, "tags" => $str_tags];
1745 }
1746
1747 function statusnet_fetch_own_contact(App $a, $uid)
1748 {
1749         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1750         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1751         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1752         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1753         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1754         $own_url = PConfig::get($uid, 'statusnet', 'own_url');
1755
1756         $contact_id = 0;
1757
1758         if ($own_url == "") {
1759                 require_once 'library/twitteroauth.php';
1760
1761                 $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1762
1763                 // Fetching user data
1764                 $user = $connection->get('account/verify_credentials');
1765
1766                 PConfig::set($uid, 'statusnet', 'own_url', normalise_link($user->statusnet_profile_url));
1767
1768                 $contact_id = statusnet_fetch_contact($uid, $user, true);
1769         } else {
1770                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
1771                         intval($uid), dbesc($own_url));
1772                 if (count($r)) {
1773                         $contact_id = $r[0]["id"];
1774                 } else {
1775                         PConfig::delete($uid, 'statusnet', 'own_url');
1776                 }
1777         }
1778         return $contact_id;
1779 }
1780
1781 function statusnet_is_retweet(App $a, $uid, $body)
1782 {
1783         $body = trim($body);
1784
1785         // Skip if it isn't a pure repeated messages
1786         // Does it start with a share?
1787         if (strpos($body, "[share") > 0) {
1788                 return false;
1789         }
1790
1791         // Does it end with a share?
1792         if (strlen($body) > (strrpos($body, "[/share]") + 8)) {
1793                 return false;
1794         }
1795
1796         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
1797         // Skip if there is no shared message in there
1798         if ($body == $attributes) {
1799                 return false;
1800         }
1801
1802         $link = "";
1803         preg_match("/link='(.*?)'/ism", $attributes, $matches);
1804         if ($matches[1] != "") {
1805                 $link = $matches[1];
1806         }
1807
1808         preg_match('/link="(.*?)"/ism', $attributes, $matches);
1809         if ($matches[1] != "") {
1810                 $link = $matches[1];
1811         }
1812
1813         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1814         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1815         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1816         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1817         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1818         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $api);
1819
1820         $id = preg_replace("=https?://" . $hostname . "/notice/(.*)=ism", "$1", $link);
1821
1822         if ($id == $link) {
1823                 return false;
1824         }
1825
1826         logger('statusnet_is_retweet: Retweeting id ' . $id . ' for user ' . $uid, LOGGER_DEBUG);
1827
1828         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1829
1830         $result = $connection->post('statuses/retweet/' . $id);
1831
1832         logger('statusnet_is_retweet: result ' . print_r($result, true), LOGGER_DEBUG);
1833
1834         return isset($result->id);
1835 }