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 use Friendica\Util\Network;
  61
  62 class StatusNetOAuth extends TwitterOAuth
  63 {
  64         function get_maxlength()
  65         {
  66                 $config = $this->get($this->host . 'statusnet/config.json');
  67                 return $config->site->textlimit;
  68         }
  69
  70         function accessTokenURL()
  71         {
  72                 return $this->host . 'oauth/access_token';
  73         }
  74
  75         function authenticateURL()
  76         {
  77                 return $this->host . 'oauth/authenticate';
  78         }
  79
  80         function authorizeURL()
  81         {
  82                 return $this->host . 'oauth/authorize';
  83         }
  84
  85         function requestTokenURL()
  86         {
  87                 return $this->host . 'oauth/request_token';
  88         }
  89
  90         function __construct($apipath, $consumer_key, $consumer_secret, $oauth_token = NULL, $oauth_token_secret = NULL)
  91         {
  92                 parent::__construct($consumer_key, $consumer_secret, $oauth_token, $oauth_token_secret);
  93                 $this->host = $apipath;
  94         }
  95
  96         /**
  97          * Make an HTTP request
  98          *
  99          * @return API results
 100          *
 101          * Copied here from the twitteroauth library and complemented by applying the proxy settings of friendica
 102          */
 103         function http($url, $method, $postfields = NULL)
 104         {
 105                 $this->http_info = [];
 106                 $ci = curl_init();
 107                 /* Curl settings */
 108                 $prx = Config::get('system', 'proxy');
 109                 if (strlen($prx)) {
 110                         curl_setopt($ci, CURLOPT_HTTPPROXYTUNNEL, 1);
 111                         curl_setopt($ci, CURLOPT_PROXY, $prx);
 112                         $prxusr = Config::get('system', 'proxyuser');
 113                         if (strlen($prxusr)) {
 114                                 curl_setopt($ci, CURLOPT_PROXYUSERPWD, $prxusr);
 115                         }
 116                 }
 117                 curl_setopt($ci, CURLOPT_USERAGENT, $this->useragent);
 118                 curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, $this->connecttimeout);
 119                 curl_setopt($ci, CURLOPT_TIMEOUT, $this->timeout);
 120                 curl_setopt($ci, CURLOPT_RETURNTRANSFER, TRUE);
 121                 curl_setopt($ci, CURLOPT_HTTPHEADER, ['Expect:']);
 122                 curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, $this->ssl_verifypeer);
 123                 curl_setopt($ci, CURLOPT_HEADERFUNCTION, [$this, 'getHeader']);
 124                 curl_setopt($ci, CURLOPT_HEADER, FALSE);
 125
 126                 switch ($method) {
 127                         case 'POST':
 128                                 curl_setopt($ci, CURLOPT_POST, TRUE);
 129                                 if (!empty($postfields)) {
 130                                         curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);
 131                                 }
 132                                 break;
 133                         case 'DELETE':
 134                                 curl_setopt($ci, CURLOPT_CUSTOMREQUEST, 'DELETE');
 135                                 if (!empty($postfields)) {
 136                                         $url = "{$url}?{$postfields}";
 137                                 }
 138                 }
 139
 140                 curl_setopt($ci, CURLOPT_URL, $url);
 141                 $response = curl_exec($ci);
 142                 $this->http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);
 143                 $this->http_info = array_merge($this->http_info, curl_getinfo($ci));
 144                 $this->url = $url;
 145                 curl_close($ci);
 146                 return $response;
 147         }
 148 }
 149
 150 function statusnet_install()
 151 {
 152         //  we need some hooks, for the configuration and for sending tweets
 153         Addon::registerHook('connector_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 154         Addon::registerHook('connector_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 155         Addon::registerHook('notifier_normal', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 156         Addon::registerHook('post_local', 'addon/statusnet/statusnet.php', 'statusnet_post_local');
 157         Addon::registerHook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets');
 158         Addon::registerHook('cron', 'addon/statusnet/statusnet.php', 'statusnet_cron');
 159         Addon::registerHook('prepare_body', 'addon/statusnet/statusnet.php', 'statusnet_prepare_body');
 160         Addon::registerHook('check_item_notification', 'addon/statusnet/statusnet.php', 'statusnet_check_item_notification');
 161         logger("installed GNU Social");
 162 }
 163
 164 function statusnet_uninstall()
 165 {
 166         Addon::unregisterHook('connector_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 167         Addon::unregisterHook('connector_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 168         Addon::unregisterHook('notifier_normal', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 169         Addon::unregisterHook('post_local', 'addon/statusnet/statusnet.php', 'statusnet_post_local');
 170         Addon::unregisterHook('jot_networks', 'addon/statusnet/statusnet.php', 'statusnet_jot_nets');
 171         Addon::unregisterHook('cron', 'addon/statusnet/statusnet.php', 'statusnet_cron');
 172         Addon::unregisterHook('prepare_body', 'addon/statusnet/statusnet.php', 'statusnet_prepare_body');
 173         Addon::unregisterHook('check_item_notification', 'addon/statusnet/statusnet.php', 'statusnet_check_item_notification');
 174
 175         // old setting - remove only
 176         Addon::unregisterHook('post_local_end', 'addon/statusnet/statusnet.php', 'statusnet_post_hook');
 177         Addon::unregisterHook('addon_settings', 'addon/statusnet/statusnet.php', 'statusnet_settings');
 178         Addon::unregisterHook('addon_settings_post', 'addon/statusnet/statusnet.php', 'statusnet_settings_post');
 179 }
 180
 181 function statusnet_check_item_notification(App $a, &$notification_data)
 182 {
 183         $notification_data["profiles"][] = PConfig::get($notification_data["uid"], 'statusnet', 'own_url');
 184 }
 185
 186 function statusnet_jot_nets(App $a, &$b)
 187 {
 188         if (!local_user()) {
 189                 return;
 190         }
 191
 192         $statusnet_post = PConfig::get(local_user(), 'statusnet', 'post');
 193         if (intval($statusnet_post) == 1) {
 194                 $statusnet_defpost = PConfig::get(local_user(), 'statusnet', 'post_by_default');
 195                 $selected = ((intval($statusnet_defpost) == 1) ? ' checked="checked" ' : '');
 196                 $b .= '<div class="profile-jot-net"><input type="checkbox" name="statusnet_enable"' . $selected . ' value="1" /> '
 197                         . L10n::t('Post to GNU Social') . '</div>';
 198         }
 199 }
 200
 201 function statusnet_settings_post(App $a, $post)
 202 {
 203         if (!local_user()) {
 204                 return;
 205         }
 206         // don't check GNU Social settings if GNU Social submit button is not clicked
 207         if (!x($_POST, 'statusnet-submit')) {
 208                 return;
 209         }
 210
 211         if (isset($_POST['statusnet-disconnect'])) {
 212                 /*               * *
 213                  * if the GNU Social-disconnect checkbox is set, clear the GNU Social configuration
 214                  */
 215                 PConfig::delete(local_user(), 'statusnet', 'consumerkey');
 216                 PConfig::delete(local_user(), 'statusnet', 'consumersecret');
 217                 PConfig::delete(local_user(), 'statusnet', 'post');
 218                 PConfig::delete(local_user(), 'statusnet', 'post_by_default');
 219                 PConfig::delete(local_user(), 'statusnet', 'oauthtoken');
 220                 PConfig::delete(local_user(), 'statusnet', 'oauthsecret');
 221                 PConfig::delete(local_user(), 'statusnet', 'baseapi');
 222                 PConfig::delete(local_user(), 'statusnet', 'lastid');
 223                 PConfig::delete(local_user(), 'statusnet', 'mirror_posts');
 224                 PConfig::delete(local_user(), 'statusnet', 'import');
 225                 PConfig::delete(local_user(), 'statusnet', 'create_user');
 226                 PConfig::delete(local_user(), 'statusnet', 'own_id');
 227         } else {
 228                 if (isset($_POST['statusnet-preconf-apiurl'])) {
 229                         /*                       * *
 230                          * If the user used one of the preconfigured GNU Social server credentials
 231                          * use them. All the data are available in the global config.
 232                          * Check the API Url never the less and blame the admin if it's not working ^^
 233                          */
 234                         $globalsn = Config::get('statusnet', 'sites');
 235                         foreach ($globalsn as $asn) {
 236                                 if ($asn['apiurl'] == $_POST['statusnet-preconf-apiurl']) {
 237                                         $apibase = $asn['apiurl'];
 238                                         $c = Network::fetchUrl($apibase . 'statusnet/version.xml');
 239                                         if (strlen($c) > 0) {
 240                                                 PConfig::set(local_user(), 'statusnet', 'consumerkey', $asn['consumerkey']);
 241                                                 PConfig::set(local_user(), 'statusnet', 'consumersecret', $asn['consumersecret']);
 242                                                 PConfig::set(local_user(), 'statusnet', 'baseapi', $asn['apiurl']);
 243                                                 //PConfig::set(local_user(), 'statusnet', 'application_name', $asn['applicationname'] );
 244                                         } else {
 245                                                 notice(L10n::t('Please contact your site administrator.<br />The provided API URL is not valid.') . EOL . $asn['apiurl'] . EOL);
 246                                         }
 247                                 }
 248                         }
 249                         goaway('settings/connectors');
 250                 } else {
 251                         if (isset($_POST['statusnet-consumersecret'])) {
 252                                 //  check if we can reach the API of the GNU Social server
 253                                 //  we'll check the API Version for that, if we don't get one we'll try to fix the path but will
 254                                 //  resign quickly after this one try to fix the path ;-)
 255                                 $apibase = $_POST['statusnet-baseapi'];
 256                                 $c = Network::fetchUrl($apibase . 'statusnet/version.xml');
 257                                 if (strlen($c) > 0) {
 258                                         //  ok the API path is correct, let's save the settings
 259                                         PConfig::set(local_user(), 'statusnet', 'consumerkey', $_POST['statusnet-consumerkey']);
 260                                         PConfig::set(local_user(), 'statusnet', 'consumersecret', $_POST['statusnet-consumersecret']);
 261                                         PConfig::set(local_user(), 'statusnet', 'baseapi', $apibase);
 262                                         //PConfig::set(local_user(), 'statusnet', 'application_name', $_POST['statusnet-applicationname'] );
 263                                 } else {
 264                                         //  the API path is not correct, maybe missing trailing / ?
 265                                         $apibase = $apibase . '/';
 266                                         $c = Network::fetchUrl($apibase . 'statusnet/version.xml');
 267                                         if (strlen($c) > 0) {
 268                                                 //  ok the API path is now correct, let's save the settings
 269                                                 PConfig::set(local_user(), 'statusnet', 'consumerkey', $_POST['statusnet-consumerkey']);
 270                                                 PConfig::set(local_user(), 'statusnet', 'consumersecret', $_POST['statusnet-consumersecret']);
 271                                                 PConfig::set(local_user(), 'statusnet', 'baseapi', $apibase);
 272                                         } else {
 273                                                 //  still not the correct API base, let's do noting
 274                                                 notice(L10n::t('We could not contact the GNU Social API with the Path you entered.') . EOL);
 275                                         }
 276                                 }
 277                                 goaway('settings/connectors');
 278                         } else {
 279                                 if (isset($_POST['statusnet-pin'])) {
 280                                         //  if the user supplied us with a PIN from GNU Social, let the magic of OAuth happen
 281                                         $api = PConfig::get(local_user(), 'statusnet', 'baseapi');
 282                                         $ckey = PConfig::get(local_user(), 'statusnet', 'consumerkey');
 283                                         $csecret = PConfig::get(local_user(), 'statusnet', 'consumersecret');
 284                                         //  the token and secret for which the PIN was generated were hidden in the settings
 285                                         //  form as token and token2, we need a new connection to GNU Social using these token
 286                                         //  and secret to request a Access Token with the PIN
 287                                         $connection = new StatusNetOAuth($api, $ckey, $csecret, $_POST['statusnet-token'], $_POST['statusnet-token2']);
 288                                         $token = $connection->getAccessToken($_POST['statusnet-pin']);
 289                                         //  ok, now that we have the Access Token, save them in the user config
 290                                         PConfig::set(local_user(), 'statusnet', 'oauthtoken', $token['oauth_token']);
 291                                         PConfig::set(local_user(), 'statusnet', 'oauthsecret', $token['oauth_token_secret']);
 292                                         PConfig::set(local_user(), 'statusnet', 'post', 1);
 293                                         PConfig::set(local_user(), 'statusnet', 'post_taglinks', 1);
 294                                         //  reload the Addon Settings page, if we don't do it see Bug #42
 295                                         goaway('settings/connectors');
 296                                 } else {
 297                                         //  if no PIN is supplied in the POST variables, the user has changed the setting
 298                                         //  to post a dent for every new __public__ posting to the wall
 299                                         PConfig::set(local_user(), 'statusnet', 'post', intval($_POST['statusnet-enable']));
 300                                         PConfig::set(local_user(), 'statusnet', 'post_by_default', intval($_POST['statusnet-default']));
 301                                         PConfig::set(local_user(), 'statusnet', 'mirror_posts', intval($_POST['statusnet-mirror']));
 302                                         PConfig::set(local_user(), 'statusnet', 'import', intval($_POST['statusnet-import']));
 303                                         PConfig::set(local_user(), 'statusnet', 'create_user', intval($_POST['statusnet-create_user']));
 304
 305                                         if (!intval($_POST['statusnet-mirror']))
 306                                                 PConfig::delete(local_user(), 'statusnet', 'lastid');
 307
 308                                         info(L10n::t('GNU Social settings updated.') . EOL);
 309                                 }
 310                         }
 311                 }
 312         }
 313 }
 314
 315 function statusnet_settings(App $a, &$s)
 316 {
 317         if (!local_user()) {
 318                 return;
 319         }
 320         $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/statusnet/statusnet.css' . '" media="all" />' . "\r\n";
 321         /*       * *
 322          * 1) Check that we have a base api url and a consumer key & secret
 323          * 2) If no OAuthtoken & stuff is present, generate button to get some
 324          *    allow the user to cancel the connection process at this step
 325          * 3) Checkbox for "Send public notices (respect size limitation)
 326          */
 327         $api     = PConfig::get(local_user(), 'statusnet', 'baseapi');
 328         $ckey    = PConfig::get(local_user(), 'statusnet', 'consumerkey');
 329         $csecret = PConfig::get(local_user(), 'statusnet', 'consumersecret');
 330         $otoken  = PConfig::get(local_user(), 'statusnet', 'oauthtoken');
 331         $osecret = PConfig::get(local_user(), 'statusnet', 'oauthsecret');
 332         $enabled = PConfig::get(local_user(), 'statusnet', 'post');
 333         $checked = (($enabled) ? ' checked="checked" ' : '');
 334         $defenabled = PConfig::get(local_user(), 'statusnet', 'post_by_default');
 335         $defchecked = (($defenabled) ? ' checked="checked" ' : '');
 336         $mirrorenabled = PConfig::get(local_user(), 'statusnet', 'mirror_posts');
 337         $mirrorchecked = (($mirrorenabled) ? ' checked="checked" ' : '');
 338         $import = PConfig::get(local_user(), 'statusnet', 'import');
 339         $importselected = ["", "", ""];
 340         $importselected[$import] = ' selected="selected"';
 341         //$importenabled = PConfig::get(local_user(),'statusnet','import');
 342         //$importchecked = (($importenabled) ? ' checked="checked" ' : '');
 343         $create_userenabled = PConfig::get(local_user(), 'statusnet', 'create_user');
 344         $create_userchecked = (($create_userenabled) ? ' checked="checked" ' : '');
 345
 346         $css = (($enabled) ? '' : '-disabled');
 347
 348         $s .= '<span id="settings_statusnet_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_statusnet_expanded\'); openClose(\'settings_statusnet_inflated\');">';
 349         $s .= '<img class="connector' . $css . '" src="images/gnusocial.png" /><h3 class="connector">' . L10n::t('GNU Social Import/Export/Mirror') . '</h3>';
 350         $s .= '</span>';
 351         $s .= '<div id="settings_statusnet_expanded" class="settings-block" style="display: none;">';
 352         $s .= '<span class="fakelink" onclick="openClose(\'settings_statusnet_expanded\'); openClose(\'settings_statusnet_inflated\');">';
 353         $s .= '<img class="connector' . $css . '" src="images/gnusocial.png" /><h3 class="connector">' . L10n::t('GNU Social Import/Export/Mirror') . '</h3>';
 354         $s .= '</span>';
 355
 356         if ((!$ckey) && (!$csecret)) {
 357                 /*               * *
 358                  * no consumer keys
 359                  */
 360                 $globalsn = Config::get('statusnet', 'sites');
 361                 /*               * *
 362                  * lets check if we have one or more globally configured GNU Social
 363                  * server OAuth credentials in the configuration. If so offer them
 364                  * with a little explanation to the user as choice - otherwise
 365                  * ignore this option entirely.
 366                  */
 367                 if (!$globalsn == null) {
 368                         $s .= '<h4>' . L10n::t('Globally Available GNU Social OAuthKeys') . '</h4>';
 369                         $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>';
 370                         $s .= '<div id="statusnet-preconf-wrapper">';
 371                         foreach ($globalsn as $asn) {
 372                                 $s .= '<input type="radio" name="statusnet-preconf-apiurl" value="' . $asn['apiurl'] . '">' . $asn['sitename'] . '<br />';
 373                         }
 374                         $s .= '<p></p><div class="clear"></div></div>';
 375                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 376                 }
 377                 $s .= '<h4>' . L10n::t('Provide your own OAuth Credentials') . '</h4>';
 378                 $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>';
 379                 $s .= '<div id="statusnet-consumer-wrapper">';
 380                 $s .= '<label id="statusnet-consumerkey-label" for="statusnet-consumerkey">' . L10n::t('OAuth Consumer Key') . '</label>';
 381                 $s .= '<input id="statusnet-consumerkey" type="text" name="statusnet-consumerkey" size="35" /><br />';
 382                 $s .= '<div class="clear"></div>';
 383                 $s .= '<label id="statusnet-consumersecret-label" for="statusnet-consumersecret">' . L10n::t('OAuth Consumer Secret') . '</label>';
 384                 $s .= '<input id="statusnet-consumersecret" type="text" name="statusnet-consumersecret" size="35" /><br />';
 385                 $s .= '<div class="clear"></div>';
 386                 $s .= '<label id="statusnet-baseapi-label" for="statusnet-baseapi">' . L10n::t("Base API Path \x28remember the trailing /\x29") . '</label>';
 387                 $s .= '<input id="statusnet-baseapi" type="text" name="statusnet-baseapi" size="35" /><br />';
 388                 $s .= '<div class="clear"></div>';
 389                 //$s .= '<label id="statusnet-applicationname-label" for="statusnet-applicationname">'.L10n::t('GNU Socialapplication name').'</label>';
 390                 //$s .= '<input id="statusnet-applicationname" type="text" name="statusnet-applicationname" size="35" /><br />';
 391                 $s .= '<p></p><div class="clear"></div>';
 392                 $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 393                 $s .= '</div>';
 394         } else {
 395                 /*               * *
 396                  * ok we have a consumer key pair now look into the OAuth stuff
 397                  */
 398                 if ((!$otoken) && (!$osecret)) {
 399                         /*                       * *
 400                          * the user has not yet connected the account to GNU Social
 401                          * get a temporary OAuth key/secret pair and display a button with
 402                          * which the user can request a PIN to connect the account to a
 403                          * account at GNU Social
 404                          */
 405                         $connection = new StatusNetOAuth($api, $ckey, $csecret);
 406                         $request_token = $connection->getRequestToken('oob');
 407                         $token = $request_token['oauth_token'];
 408                         /*                       * *
 409                          *  make some nice form
 410                          */
 411                         $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>';
 412                         $s .= '<a href="' . $connection->getAuthorizeURL($token, False) . '" target="_statusnet"><img src="addon/statusnet/signinwithstatusnet.png" alt="' . L10n::t('Log in with GNU Social') . '"></a>';
 413                         $s .= '<div id="statusnet-pin-wrapper">';
 414                         $s .= '<label id="statusnet-pin-label" for="statusnet-pin">' . L10n::t('Copy the security code from GNU Social here') . '</label>';
 415                         $s .= '<input id="statusnet-pin" type="text" name="statusnet-pin" />';
 416                         $s .= '<input id="statusnet-token" type="hidden" name="statusnet-token" value="' . $token . '" />';
 417                         $s .= '<input id="statusnet-token2" type="hidden" name="statusnet-token2" value="' . $request_token['oauth_token_secret'] . '" />';
 418                         $s .= '</div><div class="clear"></div>';
 419                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 420                         $s .= '<h4>' . L10n::t('Cancel Connection Process') . '</h4>';
 421                         $s .= '<div id="statusnet-cancel-wrapper">';
 422                         $s .= '<p>' . L10n::t('Current GNU Social API is') . ': ' . $api . '</p>';
 423                         $s .= '<label id="statusnet-cancel-label" for="statusnet-cancel">' . L10n::t('Cancel GNU Social Connection') . '</label>';
 424                         $s .= '<input id="statusnet-cancel" type="checkbox" name="statusnet-disconnect" value="1" />';
 425                         $s .= '</div><div class="clear"></div>';
 426                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 427                 } else {
 428                         /*                       * *
 429                          *  we have an OAuth key / secret pair for the user
 430                          *  so let's give a chance to disable the postings to GNU Social
 431                          */
 432                         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 433                         $details = $connection->get('account/verify_credentials');
 434                         $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>';
 435                         $s .= '<p>' . L10n::t('If enabled all your <strong>public</strong> postings can be posted to the associated GNU Social account. You can choose to do so by default (here) or for every posting separately in the posting options when writing the entry.') . '</p>';
 436                         if ($a->user['hidewall']) {
 437                                 $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>';
 438                         }
 439                         $s .= '<div id="statusnet-enable-wrapper">';
 440                         $s .= '<label id="statusnet-enable-label" for="statusnet-checkbox">' . L10n::t('Allow posting to GNU Social') . '</label>';
 441                         $s .= '<input id="statusnet-checkbox" type="checkbox" name="statusnet-enable" value="1" ' . $checked . '/>';
 442                         $s .= '<div class="clear"></div>';
 443                         $s .= '<label id="statusnet-default-label" for="statusnet-default">' . L10n::t('Send public postings to GNU Social by default') . '</label>';
 444                         $s .= '<input id="statusnet-default" type="checkbox" name="statusnet-default" value="1" ' . $defchecked . '/>';
 445                         $s .= '<div class="clear"></div>';
 446
 447                         $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>';
 448                         $s .= '<input id="statusnet-mirror" type="checkbox" name="statusnet-mirror" value="1" ' . $mirrorchecked . '/>';
 449
 450                         $s .= '<div class="clear"></div>';
 451                         $s .= '</div>';
 452
 453                         $s .= '<label id="statusnet-import-label" for="statusnet-import">' . L10n::t('Import the remote timeline') . '</label>';
 454                         //$s .= '<input id="statusnet-import" type="checkbox" name="statusnet-import" value="1" '. $importchecked . '/>';
 455
 456                         $s .= '<select name="statusnet-import" id="statusnet-import" />';
 457                         $s .= '<option value="0" ' . $importselected[0] . '>' . L10n::t("Disabled") . '</option>';
 458                         $s .= '<option value="1" ' . $importselected[1] . '>' . L10n::t("Full Timeline") . '</option>';
 459                         $s .= '<option value="2" ' . $importselected[2] . '>' . L10n::t("Only Mentions") . '</option>';
 460                         $s .= '</select>';
 461                         $s .= '<div class="clear"></div>';
 462                         /*
 463                           $s .= '<label id="statusnet-create_user-label" for="statusnet-create_user">'.L10n::t('Automatically create contacts').'</label>';
 464                           $s .= '<input id="statusnet-create_user" type="checkbox" name="statusnet-create_user" value="1" '. $create_userchecked . '/>';
 465                           $s .= '<div class="clear"></div>';
 466                          */
 467                         $s .= '<div id="statusnet-disconnect-wrapper">';
 468                         $s .= '<label id="statusnet-disconnect-label" for="statusnet-disconnect">' . L10n::t('Clear OAuth configuration') . '</label>';
 469                         $s .= '<input id="statusnet-disconnect" type="checkbox" name="statusnet-disconnect" value="1" />';
 470                         $s .= '</div><div class="clear"></div>';
 471                         $s .= '<div class="settings-submit-wrapper" ><input type="submit" name="statusnet-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
 472                 }
 473         }
 474         $s .= '</div><div class="clear"></div>';
 475 }
 476
 477 function statusnet_post_local(App $a, &$b)
 478 {
 479         if ($b['edit']) {
 480                 return;
 481         }
 482
 483         if (!local_user() || (local_user() != $b['uid'])) {
 484                 return;
 485         }
 486
 487         $statusnet_post = PConfig::get(local_user(), 'statusnet', 'post');
 488         $statusnet_enable = (($statusnet_post && x($_REQUEST, 'statusnet_enable')) ? intval($_REQUEST['statusnet_enable']) : 0);
 489
 490         // if API is used, default to the chosen settings
 491         if ($b['api_source'] && intval(PConfig::get(local_user(), 'statusnet', 'post_by_default'))) {
 492                 $statusnet_enable = 1;
 493         }
 494
 495         if (!$statusnet_enable) {
 496                 return;
 497         }
 498
 499         if (strlen($b['postopts'])) {
 500                 $b['postopts'] .= ',';
 501         }
 502
 503         $b['postopts'] .= 'statusnet';
 504 }
 505
 506 function statusnet_action(App $a, $uid, $pid, $action)
 507 {
 508         $api = PConfig::get($uid, 'statusnet', 'baseapi');
 509         $ckey = PConfig::get($uid, 'statusnet', 'consumerkey');
 510         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
 511         $otoken = PConfig::get($uid, 'statusnet', 'oauthtoken');
 512         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
 513
 514         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 515
 516         logger("statusnet_action '" . $action . "' ID: " . $pid, LOGGER_DATA);
 517
 518         switch ($action) {
 519                 case "delete":
 520                         $result = $connection->post("statuses/destroy/" . $pid);
 521                         break;
 522                 case "like":
 523                         $result = $connection->post("favorites/create/" . $pid);
 524                         break;
 525                 case "unlike":
 526                         $result = $connection->post("favorites/destroy/" . $pid);
 527                         break;
 528         }
 529         logger("statusnet_action '" . $action . "' send, result: " . print_r($result, true), LOGGER_DEBUG);
 530 }
 531
 532 function statusnet_post_hook(App $a, &$b)
 533 {
 534         /**
 535          * Post to GNU Social
 536          */
 537         if (!PConfig::get($b["uid"], 'statusnet', 'import')) {
 538                 if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
 539                         return;
 540         }
 541
 542         $api = PConfig::get($b["uid"], 'statusnet', 'baseapi');
 543         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $api);
 544
 545         if ($b['parent'] != $b['id']) {
 546                 logger("statusnet_post_hook: parameter " . print_r($b, true), LOGGER_DATA);
 547
 548                 // Looking if its a reply to a GNU Social post
 549                 $hostlength = strlen($hostname) + 2;
 550                 if ((substr($b["parent-uri"], 0, $hostlength) != $hostname . "::") && (substr($b["extid"], 0, $hostlength) != $hostname . "::") && (substr($b["thr-parent"], 0, $hostlength) != $hostname . "::")) {
 551                         logger("statusnet_post_hook: no GNU Social post " . $b["parent"]);
 552                         return;
 553                 }
 554
 555                 $r = q("SELECT `item`.`author-link`, `item`.`uri`, `contact`.`nick` AS contact_nick
 556                         FROM `item` INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 557                         WHERE `item`.`uri` = '%s' AND `item`.`uid` = %d LIMIT 1", dbesc($b["thr-parent"]), intval($b["uid"]));
 558
 559                 if (!count($r)) {
 560                         logger("statusnet_post_hook: no parent found " . $b["thr-parent"]);
 561                         return;
 562                 } else {
 563                         $iscomment = true;
 564                         $orig_post = $r[0];
 565                 }
 566
 567                 //$nickname = "@[url=".$orig_post["author-link"]."]".$orig_post["contact_nick"]."[/url]";
 568                 //$nicknameplain = "@".$orig_post["contact_nick"];
 569
 570                 $nick = preg_replace("=https?://(.*)/(.*)=ism", "$2", $orig_post["author-link"]);
 571
 572                 $nickname = "@[url=" . $orig_post["author-link"] . "]" . $nick . "[/url]";
 573                 $nicknameplain = "@" . $nick;
 574
 575                 logger("statusnet_post_hook: comparing " . $nickname . " and " . $nicknameplain . " with " . $b["body"], LOGGER_DEBUG);
 576                 if ((strpos($b["body"], $nickname) === false) && (strpos($b["body"], $nicknameplain) === false)) {
 577                         $b["body"] = $nickname . " " . $b["body"];
 578                 }
 579
 580                 logger("statusnet_post_hook: parent found " . print_r($orig_post, true), LOGGER_DEBUG);
 581         } else {
 582                 $iscomment = false;
 583
 584                 if ($b['private'] || !strstr($b['postopts'], 'statusnet')) {
 585                         return;
 586                 }
 587
 588                 // Dont't post if the post doesn't belong to us.
 589                 // This is a check for forum postings
 590                 $self = dba::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
 591                 if ($b['contact-id'] != $self['id']) {
 592                         return;
 593                 }
 594         }
 595
 596         if (($b['verb'] == ACTIVITY_POST) && $b['deleted']) {
 597                 statusnet_action($a, $b["uid"], substr($orig_post["uri"], $hostlength), "delete");
 598         }
 599
 600         if ($b['verb'] == ACTIVITY_LIKE) {
 601                 logger("statusnet_post_hook: parameter 2 " . substr($b["thr-parent"], $hostlength), LOGGER_DEBUG);
 602                 if ($b['deleted'])
 603                         statusnet_action($a, $b["uid"], substr($b["thr-parent"], $hostlength), "unlike");
 604                 else
 605                         statusnet_action($a, $b["uid"], substr($b["thr-parent"], $hostlength), "like");
 606                 return;
 607         }
 608
 609         if ($b['deleted'] || ($b['created'] !== $b['edited'])) {
 610                 return;
 611         }
 612
 613         // if posts comes from GNU Social don't send it back
 614         if ($b['extid'] == NETWORK_STATUSNET) {
 615                 return;
 616         }
 617
 618         if ($b['app'] == "StatusNet") {
 619                 return;
 620         }
 621
 622         logger('GNU Socialpost invoked');
 623
 624         PConfig::load($b['uid'], 'statusnet');
 625
 626         $api     = PConfig::get($b['uid'], 'statusnet', 'baseapi');
 627         $ckey    = PConfig::get($b['uid'], 'statusnet', 'consumerkey');
 628         $csecret = PConfig::get($b['uid'], 'statusnet', 'consumersecret');
 629         $otoken  = PConfig::get($b['uid'], 'statusnet', 'oauthtoken');
 630         $osecret = PConfig::get($b['uid'], 'statusnet', 'oauthsecret');
 631
 632         if ($ckey && $csecret && $otoken && $osecret) {
 633                 // If it's a repeated message from GNU Social then do a native retweet and exit
 634                 if (statusnet_is_retweet($a, $b['uid'], $b['body'])) {
 635                         return;
 636                 }
 637
 638                 require_once 'include/bbcode.php';
 639                 $dent = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
 640                 $max_char = $dent->get_maxlength(); // max. length for a dent
 641
 642                 PConfig::set($b['uid'], 'statusnet', 'max_char', $max_char);
 643
 644                 $tempfile = "";
 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                                 $msg .= " \n" . Network::shortenUrl($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                         $img_str = Network::fetchUrl($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
1639         $body = preg_replace("=\[url\=https?://([0-9]*).([0-9]*).([0-9]*).([0-9]*)/([0-9]*)\](.*?)\[\/url\]=ism", "$1.$2.$3.$4/$5", $body);
1640
1641         $URLSearchString = "^\[\]";
1642         $links = preg_match_all("/[^!#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $body, $matches, PREG_SET_ORDER);
1643
1644         $footer = "";
1645         $footerurl = "";
1646         $footerlink = "";
1647         $type = "";
1648
1649         if ($links) {
1650                 foreach ($matches AS $match) {
1651                         $search = "[url=" . $match[1] . "]" . $match[2] . "[/url]";
1652
1653                         logger("statusnet_convertmsg: expanding url " . $match[1], LOGGER_DEBUG);
1654
1655                         $expanded_url = Network::finalUrl($match[1]);
1656
1657                         logger("statusnet_convertmsg: fetching data for " . $expanded_url, LOGGER_DEBUG);
1658
1659                         $oembed_data = OEmbed::fetchURL($expanded_url, true);
1660
1661                         logger("statusnet_convertmsg: fetching data: done", LOGGER_DEBUG);
1662
1663                         if ($type == "") {
1664                                 $type = $oembed_data->type;
1665                         }
1666
1667                         if ($oembed_data->type == "video") {
1668                                 //$body = str_replace($search, "[video]".$expanded_url."[/video]", $body);
1669                                 $type = $oembed_data->type;
1670                                 $footerurl = $expanded_url;
1671                                 $footerlink = "[url=" . $expanded_url . "]" . $expanded_url . "[/url]";
1672
1673                                 $body = str_replace($search, $footerlink, $body);
1674                         } elseif (($oembed_data->type == "photo") && isset($oembed_data->url) && !$dontincludemedia) {
1675                                 $body = str_replace($search, "[url=" . $expanded_url . "][img]" . $oembed_data->url . "[/img][/url]", $body);
1676                         } elseif ($oembed_data->type != "link") {
1677                                 $body = str_replace($search, "[url=" . $expanded_url . "]" . $expanded_url . "[/url]", $body);
1678                         } else {
1679                                 $img_str = Network::fetchUrl($expanded_url, true, $redirects, 4);
1680
1681                                 $tempfile = tempnam(get_temppath(), "cache");
1682                                 file_put_contents($tempfile, $img_str);
1683                                 $mime = image_type_to_mime_type(exif_imagetype($tempfile));
1684                                 unlink($tempfile);
1685
1686                                 if (substr($mime, 0, 6) == "image/") {
1687                                         $type = "photo";
1688                                         $body = str_replace($search, "[img]" . $expanded_url . "[/img]", $body);
1689                                 } else {
1690                                         $type = $oembed_data->type;
1691                                         $footerurl = $expanded_url;
1692                                         $footerlink = "[url=" . $expanded_url . "]" . $expanded_url . "[/url]";
1693
1694                                         $body = str_replace($search, $footerlink, $body);
1695                                 }
1696                         }
1697                 }
1698
1699                 if ($footerurl != "") {
1700                         $footer = add_page_info($footerurl);
1701                 }
1702
1703                 if (($footerlink != "") && (trim($footer) != "")) {
1704                         $removedlink = trim(str_replace($footerlink, "", $body));
1705
1706                         if (($removedlink == "") || strstr($body, $removedlink)) {
1707                                 $body = $removedlink;
1708                         }
1709
1710                         $body .= $footer;
1711                 }
1712         }
1713
1714         if ($no_tags) {
1715                 return ["body" => $body, "tags" => ""];
1716         }
1717
1718         $str_tags = '';
1719
1720         $cnt = preg_match_all("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $body, $matches, PREG_SET_ORDER);
1721         if ($cnt) {
1722                 foreach ($matches as $mtch) {
1723                         if (strlen($str_tags)) {
1724                                 $str_tags .= ',';
1725                         }
1726
1727                         if ($mtch[1] == "#") {
1728                                 // Replacing the hash tags that are directed to the GNU Social server with internal links
1729                                 $snhash = "#[url=" . $mtch[2] . "]" . $mtch[3] . "[/url]";
1730                                 $frdchash = '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($mtch[3]) . ']' . $mtch[3] . '[/url]';
1731                                 $body = str_replace($snhash, $frdchash, $body);
1732
1733                                 $str_tags .= $frdchash;
1734                         } else {
1735                                 $str_tags .= "@[url=" . $mtch[2] . "]" . $mtch[3] . "[/url]";
1736                         }
1737                         // To-Do:
1738                         // There is a problem with links with to GNU Social groups, so these links are stored with "@" like friendica groups
1739                         //$str_tags .= $mtch[1]."[url=".$mtch[2]."]".$mtch[3]."[/url]";
1740                 }
1741         }
1742
1743         return ["body" => $body, "tags" => $str_tags];
1744 }
1745
1746 function statusnet_fetch_own_contact(App $a, $uid)
1747 {
1748         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1749         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1750         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1751         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1752         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1753         $own_url = PConfig::get($uid, 'statusnet', 'own_url');
1754
1755         $contact_id = 0;
1756
1757         if ($own_url == "") {
1758                 require_once 'library/twitteroauth.php';
1759
1760                 $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1761
1762                 // Fetching user data
1763                 $user = $connection->get('account/verify_credentials');
1764
1765                 PConfig::set($uid, 'statusnet', 'own_url', normalise_link($user->statusnet_profile_url));
1766
1767                 $contact_id = statusnet_fetch_contact($uid, $user, true);
1768         } else {
1769                 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `alias` = '%s' LIMIT 1",
1770                         intval($uid), dbesc($own_url));
1771                 if (count($r)) {
1772                         $contact_id = $r[0]["id"];
1773                 } else {
1774                         PConfig::delete($uid, 'statusnet', 'own_url');
1775                 }
1776         }
1777         return $contact_id;
1778 }
1779
1780 function statusnet_is_retweet(App $a, $uid, $body)
1781 {
1782         $body = trim($body);
1783
1784         // Skip if it isn't a pure repeated messages
1785         // Does it start with a share?
1786         if (strpos($body, "[share") > 0) {
1787                 return false;
1788         }
1789
1790         // Does it end with a share?
1791         if (strlen($body) > (strrpos($body, "[/share]") + 8)) {
1792                 return false;
1793         }
1794
1795         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
1796         // Skip if there is no shared message in there
1797         if ($body == $attributes) {
1798                 return false;
1799         }
1800
1801         $link = "";
1802         preg_match("/link='(.*?)'/ism", $attributes, $matches);
1803         if ($matches[1] != "") {
1804                 $link = $matches[1];
1805         }
1806
1807         preg_match('/link="(.*?)"/ism', $attributes, $matches);
1808         if ($matches[1] != "") {
1809                 $link = $matches[1];
1810         }
1811
1812         $ckey    = PConfig::get($uid, 'statusnet', 'consumerkey');
1813         $csecret = PConfig::get($uid, 'statusnet', 'consumersecret');
1814         $api     = PConfig::get($uid, 'statusnet', 'baseapi');
1815         $otoken  = PConfig::get($uid, 'statusnet', 'oauthtoken');
1816         $osecret = PConfig::get($uid, 'statusnet', 'oauthsecret');
1817         $hostname = preg_replace("=https?://([\w\.]*)/.*=ism", "$1", $api);
1818
1819         $id = preg_replace("=https?://" . $hostname . "/notice/(.*)=ism", "$1", $link);
1820
1821         if ($id == $link) {
1822                 return false;
1823         }
1824
1825         logger('statusnet_is_retweet: Retweeting id ' . $id . ' for user ' . $uid, LOGGER_DEBUG);
1826
1827         $connection = new StatusNetOAuth($api, $ckey, $csecret, $otoken, $osecret);
1828
1829         $result = $connection->post('statuses/retweet/' . $id);
1830
1831         logger('statusnet_is_retweet: result ' . print_r($result, true), LOGGER_DEBUG);
1832
1833         return isset($result->id);
1834 }