include/ostatus.php

   1 <?php
   2 require_once("include/Contact.php");
   3 require_once("include/threads.php");
   4 require_once("include/html2bbcode.php");
   5 require_once("include/bbcode.php");
   6 require_once("include/items.php");
   7 require_once("mod/share.php");
   8 require_once("include/enotify.php");
   9 require_once("include/socgraph.php");
  10 require_once("include/Photo.php");
  11 require_once("include/Scrape.php");
  12 require_once("include/follow.php");
  13 require_once("include/api.php");
  14 require_once("mod/proxy.php");
  15
  16 define('OSTATUS_DEFAULT_POLL_INTERVAL', 30); // given in minutes
  17 define('OSTATUS_DEFAULT_POLL_TIMEFRAME', 1440); // given in minutes
  18 define('OSTATUS_DEFAULT_POLL_TIMEFRAME_MENTIONS', 14400); // given in minutes
  19
  20 define("NS_ATOM", "http://www.w3.org/2005/Atom");
  21 define("NS_THR", "http://purl.org/syndication/thread/1.0");
  22 define("NS_GEORSS", "http://www.georss.org/georss");
  23 define("NS_ACTIVITY", "http://activitystrea.ms/spec/1.0/");
  24 define("NS_MEDIA", "http://purl.org/syndication/atommedia");
  25 define("NS_POCO", "http://portablecontacts.net/spec/1.0");
  26 define("NS_OSTATUS", "http://ostatus.org/schema/1.0");
  27 define("NS_STATUSNET", "http://status.net/schema/api/1/");
  28
  29 function ostatus_check_follow_friends() {
  30         $r = q("SELECT `uid`,`v` FROM `pconfig` WHERE `cat`='system' AND `k`='ostatus_legacy_contact' AND `v` != ''");
  31
  32         if (!$r)
  33                 return;
  34
  35         foreach ($r AS $contact) {
  36                 ostatus_follow_friends($contact["uid"], $contact["v"]);
  37                 set_pconfig($contact["uid"], "system", "ostatus_legacy_contact", "");
  38         }
  39 }
  40
  41 // This function doesn't work reliable by now.
  42 function ostatus_follow_friends($uid, $url) {
  43         $contact = probe_url($url);
  44
  45         if (!$contact)
  46                 return;
  47
  48         $api = $contact["baseurl"]."/api/";
  49
  50         // Fetching friends
  51         $data = z_fetch_url($api."statuses/friends.json?screen_name=".$contact["nick"]);
  52
  53         if (!$data["success"])
  54                 return;
  55
  56         $friends = json_decode($data["body"]);
  57
  58         foreach ($friends AS $friend) {
  59                 $url = $friend->statusnet_profile_url;
  60                 $r = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND
  61                         (`nurl` = '%s' OR `alias` = '%s' OR `alias` = '%s') AND
  62                         `network` != '%s' LIMIT 1",
  63                         intval($uid), dbesc(normalise_link($url)),
  64                         dbesc(normalise_link($url)), dbesc($url), dbesc(NETWORK_STATUSNET));
  65                 if (!$r) {
  66                         $data = probe_url($friend->statusnet_profile_url);
  67                         if ($data["network"] == NETWORK_OSTATUS) {
  68                                 $result = new_contact($uid,$friend->statusnet_profile_url);
  69                                 if ($result["success"])
  70                                         logger($friend->name." ".$url." - success", LOGGER_DEBUG);
  71                                 else
  72                                         logger($friend->name." ".$url." - failed", LOGGER_DEBUG);
  73                         } else
  74                                 logger($friend->name." ".$url." - not OStatus", LOGGER_DEBUG);
  75                 }
  76         }
  77 }
  78
  79 function ostatus_fetchauthor($xpath, $context, $importer, &$contact, $onlyfetch) {
  80
  81         $author = array();
  82         $author["author-link"] = $xpath->evaluate('atom:author/atom:uri/text()', $context)->item(0)->nodeValue;
  83         $author["author-name"] = $xpath->evaluate('atom:author/atom:name/text()', $context)->item(0)->nodeValue;
  84
  85         // Preserve the value
  86         $authorlink = $author["author-link"];
  87
  88         $alternate = $xpath->query("atom:author/atom:link[@rel='alternate']", $context)->item(0)->attributes;
  89         if (is_object($alternate))
  90                 foreach($alternate AS $attributes)
  91                         if ($attributes->name == "href")
  92                                 $author["author-link"] = $attributes->textContent;
  93
  94         $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` IN ('%s', '%s') AND `network` != '%s'",
  95                 intval($importer["uid"]), dbesc(normalise_link($author["author-link"])),
  96                 dbesc(normalise_link($authorlink)), dbesc(NETWORK_STATUSNET));
  97         if ($r) {
  98                 $contact = $r[0];
  99                 $author["contact-id"] = $r[0]["id"];
 100         } else
 101                 $author["contact-id"] = $contact["id"];
 102
 103         $avatarlist = array();
 104         $avatars = $xpath->query("atom:author/atom:link[@rel='avatar']", $context);
 105         foreach($avatars AS $avatar) {
 106                 $href = "";
 107                 $width = 0;
 108                 foreach($avatar->attributes AS $attributes) {
 109                         if ($attributes->name == "href")
 110                                 $href = $attributes->textContent;
 111                         if ($attributes->name == "width")
 112                                 $width = $attributes->textContent;
 113                 }
 114                 if (($width > 0) AND ($href != ""))
 115                         $avatarlist[$width] = $href;
 116         }
 117         if (count($avatarlist) > 0) {
 118                 krsort($avatarlist);
 119                 $author["author-avatar"] = current($avatarlist);
 120         }
 121
 122         $displayname = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
 123         if ($displayname != "")
 124                 $author["author-name"] = $displayname;
 125
 126         $author["owner-name"] = $author["author-name"];
 127         $author["owner-link"] = $author["author-link"];
 128         $author["owner-avatar"] = $author["author-avatar"];
 129
 130         if ($r AND !$onlyfetch) {
 131                 // Update contact data
 132
 133                 $value = $xpath->query("atom:link[@rel='salmon']", $context)->item(0)->nodeValue;
 134                 if ($value != "")
 135                         $contact["notify"] = $value;
 136
 137                 $value = $xpath->evaluate('atom:author/uri/text()', $context)->item(0)->nodeValue;
 138                 if ($value != "")
 139                         $contact["alias"] = $value;
 140
 141                 $value = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
 142                 if ($value != "")
 143                         $contact["name"] = $value;
 144
 145                 $value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
 146                 if ($value != "")
 147                         $contact["nick"] = $value;
 148
 149                 $value = $xpath->evaluate('atom:author/poco:note/text()', $context)->item(0)->nodeValue;
 150                 if ($value != "")
 151                         $contact["about"] = html2bbcode($value);
 152
 153                 $value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
 154                 if ($value != "")
 155                         $contact["location"] = $value;
 156
 157                 if (($contact["name"] != $r[0]["name"]) OR ($contact["nick"] != $r[0]["nick"]) OR ($contact["about"] != $r[0]["about"]) OR ($contact["location"] != $r[0]["location"])) {
 158
 159                         logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
 160
 161                         q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s', `name-date` = '%s' WHERE `id` = %d AND `network` = '%s'",
 162                                 dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
 163                                 dbesc(datetime_convert()), intval($contact["id"]), dbesc(NETWORK_OSTATUS));
 164
 165                         poco_check($contact["url"], $contact["name"], $contact["network"], $author["author-avatar"], $contact["about"], $contact["location"],
 166                                                 "", "", "", datetime_convert(), 2, $contact["id"], $contact["uid"]);
 167                 }
 168
 169                 if (isset($author["author-avatar"]) AND ($author["author-avatar"] != $r[0]['photo'])) {
 170                         logger("Update profile picture for contact ".$contact["id"], LOGGER_DEBUG);
 171
 172                         $photos = import_profile_photo($author["author-avatar"], $importer["uid"], $contact["id"]);
 173
 174                         q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s', `avatar-date` = '%s' WHERE `id` = %d AND `network` = '%s'",
 175                                 dbesc($author["author-avatar"]), dbesc($photos[1]), dbesc($photos[2]),
 176                                 dbesc(datetime_convert()), intval($contact["id"]), dbesc(NETWORK_OSTATUS));
 177                 }
 178
 179                 // @todo: Addr
 180                 $contact["generation"] = 2;
 181                 $contact["photo"] = $author["author-avatar"];
 182                 update_gcontact($contact);
 183         }
 184
 185         return($author);
 186 }
 187
 188 function ostatus_salmon_author($xml, $importer) {
 189         $a = get_app();
 190
 191         if ($xml == "")
 192                 return;
 193
 194         $doc = new DOMDocument();
 195         @$doc->loadXML($xml);
 196
 197         $xpath = new DomXPath($doc);
 198         $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
 199         $xpath->registerNamespace('thr', "http://purl.org/syndication/thread/1.0");
 200         $xpath->registerNamespace('georss', "http://www.georss.org/georss");
 201         $xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
 202         $xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
 203         $xpath->registerNamespace('poco', "http://portablecontacts.net/spec/1.0");
 204         $xpath->registerNamespace('ostatus', "http://ostatus.org/schema/1.0");
 205         $xpath->registerNamespace('statusnet', "http://status.net/schema/api/1/");
 206
 207         $entries = $xpath->query('/atom:entry');
 208
 209         foreach ($entries AS $entry) {
 210                 // fetch the author
 211                 $author = ostatus_fetchauthor($xpath, $entry, $importer, $contact, true);
 212                 return $author;
 213         }
 214 }
 215
 216 function ostatus_import($xml,$importer,&$contact, &$hub) {
 217
 218         $a = get_app();
 219
 220         logger("Import OStatus message", LOGGER_DEBUG);
 221
 222         if ($xml == "")
 223                 return;
 224
 225         $doc = new DOMDocument();
 226         @$doc->loadXML($xml);
 227
 228         $xpath = new DomXPath($doc);
 229         $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
 230         $xpath->registerNamespace('thr', "http://purl.org/syndication/thread/1.0");
 231         $xpath->registerNamespace('georss', "http://www.georss.org/georss");
 232         $xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
 233         $xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
 234         $xpath->registerNamespace('poco', "http://portablecontacts.net/spec/1.0");
 235         $xpath->registerNamespace('ostatus', "http://ostatus.org/schema/1.0");
 236         $xpath->registerNamespace('statusnet', "http://status.net/schema/api/1/");
 237
 238         $gub = "";
 239         $hub_attributes = $xpath->query("/atom:feed/atom:link[@rel='hub']")->item(0)->attributes;
 240         if (is_object($hub_attributes))
 241                 foreach($hub_attributes AS $hub_attribute)
 242                         if ($hub_attribute->name == "href") {
 243                                 $hub = $hub_attribute->textContent;
 244                                 logger("Found hub ".$hub, LOGGER_DEBUG);
 245                         }
 246
 247         $header = array();
 248         $header["uid"] = $importer["uid"];
 249         $header["network"] = NETWORK_OSTATUS;
 250         $header["type"] = "remote";
 251         $header["wall"] = 0;
 252         $header["origin"] = 0;
 253         $header["gravity"] = GRAVITY_PARENT;
 254
 255         // it could either be a received post or a post we fetched by ourselves
 256         // depending on that, the first node is different
 257         $first_child = $doc->firstChild->tagName;
 258
 259         if ($first_child == "feed")
 260                 $entries = $xpath->query('/atom:feed/atom:entry');
 261         else
 262                 $entries = $xpath->query('/atom:entry');
 263
 264         $conversation = "";
 265         $conversationlist = array();
 266         $item_id = 0;
 267
 268         // Reverse the order of the entries
 269         $entrylist = array();
 270
 271         foreach ($entries AS $entry)
 272                 $entrylist[] = $entry;
 273
 274         foreach (array_reverse($entrylist) AS $entry) {
 275
 276                 $mention = false;
 277
 278                 // fetch the author
 279                 if ($first_child == "feed")
 280                         $author = ostatus_fetchauthor($xpath, $doc->firstChild, $importer, $contact, false);
 281                 else
 282                         $author = ostatus_fetchauthor($xpath, $entry, $importer, $contact, false);
 283
 284                 $value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
 285                 if ($value != "")
 286                         $nickname = $value;
 287                 else
 288                         $nickname = $author["author-name"];
 289
 290                 $item = array_merge($header, $author);
 291
 292                 // Now get the item
 293                 $item["uri"] = $xpath->query('atom:id/text()', $entry)->item(0)->nodeValue;
 294
 295                 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 296                         intval($importer["uid"]), dbesc($item["uri"]));
 297                 if ($r) {
 298                         logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
 299                         continue;
 300                 }
 301
 302                 $item["body"] = add_page_info_to_body(html2bbcode($xpath->query('atom:content/text()', $entry)->item(0)->nodeValue));
 303                 $item["object-type"] = $xpath->query('activity:object-type/text()', $entry)->item(0)->nodeValue;
 304
 305                 if (($item["object-type"] == ACTIVITY_OBJ_BOOKMARK) OR ($item["object-type"] == ACTIVITY_OBJ_EVENT)) {
 306                         $item["title"] = $xpath->query('atom:title/text()', $entry)->item(0)->nodeValue;
 307                         $item["body"] = $xpath->query('atom:summary/text()', $entry)->item(0)->nodeValue;
 308                 } elseif ($item["object-type"] == ACTIVITY_OBJ_QUESTION)
 309                         $item["title"] = $xpath->query('atom:title/text()', $entry)->item(0)->nodeValue;
 310
 311                 $item["object"] = $xml;
 312                 $item["verb"] = $xpath->query('activity:verb/text()', $entry)->item(0)->nodeValue;
 313
 314                 /// @TODO
 315                 /// Delete a message
 316                 if ($item["verb"] == "qvitter-delete-notice") {
 317                         // ignore "Delete" messages (by now)
 318                         logger("Ignore delete message ".print_r($item, true));
 319                         continue;
 320                 }
 321
 322                 if ($item["verb"] == ACTIVITY_JOIN) {
 323                         // ignore "Join" messages
 324                         logger("Ignore join message ".print_r($item, true));
 325                         continue;
 326                 }
 327
 328                 if ($item["verb"] == ACTIVITY_FOLLOW) {
 329                         new_follower($importer, $contact, $item, $nickname);
 330                         continue;
 331                 }
 332
 333                 if ($item["verb"] == NAMESPACE_OSTATUS."/unfollow") {
 334                         lose_follower($importer, $contact, $item, $dummy);
 335                         continue;
 336                 }
 337
 338                 if ($item["verb"] == ACTIVITY_FAVORITE) {
 339                         $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue;
 340                         logger("Favorite ".$orig_uri." ".print_r($item, true));
 341
 342                         $item["verb"] = ACTIVITY_LIKE;
 343                         $item["parent-uri"] = $orig_uri;
 344                         $item["gravity"] = GRAVITY_LIKE;
 345                 }
 346
 347                 if ($item["verb"] == NAMESPACE_OSTATUS."/unfavorite") {
 348                         // Ignore "Unfavorite" message
 349                         logger("Ignore unfavorite message ".print_r($item, true));
 350                         continue;
 351                 }
 352
 353                 // http://activitystrea.ms/schema/1.0/rsvp-yes
 354                 if (!in_array($item["verb"], array(ACTIVITY_POST, ACTIVITY_LIKE, ACTIVITY_SHARE)))
 355                         logger("Unhandled verb ".$item["verb"]." ".print_r($item, true));
 356
 357                 $item["created"] = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
 358                 $item["edited"] = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
 359                 $conversation = $xpath->query('ostatus:conversation/text()', $entry)->item(0)->nodeValue;
 360
 361                 $related = "";
 362
 363                 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
 364                 if (is_object($inreplyto->item(0))) {
 365                         foreach($inreplyto->item(0)->attributes AS $attributes) {
 366                                 if ($attributes->name == "ref")
 367                                         $item["parent-uri"] = $attributes->textContent;
 368                                 if ($attributes->name == "href")
 369                                         $related = $attributes->textContent;
 370                         }
 371                 }
 372
 373                 $georsspoint = $xpath->query('georss:point', $entry);
 374                 if ($georsspoint)
 375                         $item["coord"] = $georsspoint->item(0)->nodeValue;
 376
 377                 /// @TODO
 378                 /// $item["location"] =
 379
 380                 $categories = $xpath->query('atom:category', $entry);
 381                 if ($categories) {
 382                         foreach ($categories AS $category) {
 383                                 foreach($category->attributes AS $attributes)
 384                                         if ($attributes->name == "term") {
 385                                                 $term = $attributes->textContent;
 386                                                 if(strlen($item["tag"]))
 387                                                         $item["tag"] .= ',';
 388                                                 $item["tag"] .= "#[url=".$a->get_baseurl()."/search?tag=".$term."]".$term."[/url]";
 389                                         }
 390                         }
 391                 }
 392
 393                 $self = "";
 394                 $enclosure = "";
 395
 396                 $links = $xpath->query('atom:link', $entry);
 397                 if ($links) {
 398                         $rel = "";
 399                         $href = "";
 400                         $type = "";
 401                         $length = "0";
 402                         $title = "";
 403                         foreach ($links AS $link) {
 404                                 foreach($link->attributes AS $attributes) {
 405                                         if ($attributes->name == "href")
 406                                                 $href = $attributes->textContent;
 407                                         if ($attributes->name == "rel")
 408                                                 $rel = $attributes->textContent;
 409                                         if ($attributes->name == "type")
 410                                                 $type = $attributes->textContent;
 411                                         if ($attributes->name == "length")
 412                                                 $length = $attributes->textContent;
 413                                         if ($attributes->name == "title")
 414                                                 $title = $attributes->textContent;
 415                                 }
 416                                 if (($rel != "") AND ($href != ""))
 417                                         switch($rel) {
 418                                                 case "alternate":
 419                                                         $item["plink"] = $href;
 420                                                         if (($item["object-type"] == ACTIVITY_OBJ_QUESTION) OR
 421                                                                 ($item["object-type"] == ACTIVITY_OBJ_EVENT))
 422                                                                 $item["body"] .= add_page_info($href);
 423                                                         break;
 424                                                 case "ostatus:conversation":
 425                                                         $conversation = $href;
 426                                                         break;
 427                                                 case "enclosure":
 428                                                         $enclosure = $href;
 429                                                         if(strlen($item["attach"]))
 430                                                                 $item["attach"] .= ',';
 431
 432                                                         $item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
 433                                                         break;
 434                                                 case "related":
 435                                                         if ($item["object-type"] != ACTIVITY_OBJ_BOOKMARK) {
 436                                                                 if (!isset($item["parent-uri"]))
 437                                                                         $item["parent-uri"] = $href;
 438
 439                                                                 if ($related == "")
 440                                                                         $related = $href;
 441                                                         } else
 442                                                                 $item["body"] .= add_page_info($href);
 443                                                         break;
 444                                                 case "self":
 445                                                         $self = $href;
 446                                                         break;
 447                                                 case "mentioned":
 448                                                         // Notification check
 449                                                         if ($importer["nurl"] == normalise_link($href))
 450                                                                 $mention = true;
 451                                                         break;
 452                                         }
 453                         }
 454                 }
 455
 456                 $local_id = "";
 457                 $repeat_of = "";
 458
 459                 $notice_info = $xpath->query('statusnet:notice_info', $entry);
 460                 if ($notice_info AND ($notice_info->length > 0)) {
 461                         foreach($notice_info->item(0)->attributes AS $attributes) {
 462                                 if ($attributes->name == "source")
 463                                         $item["app"] = strip_tags($attributes->textContent);
 464                                 if ($attributes->name == "local_id")
 465                                         $local_id = $attributes->textContent;
 466                                 if ($attributes->name == "repeat_of")
 467                                         $repeat_of = $attributes->textContent;
 468                         }
 469                 }
 470
 471                 // Is it a repeated post?
 472                 if ($repeat_of != "") {
 473                         $activityobjects = $xpath->query('activity:object', $entry)->item(0);
 474
 475                         if (is_object($activityobjects)) {
 476
 477                                 $orig_uri = $xpath->query("activity:object/atom:id", $activityobjects)->item(0)->nodeValue;
 478                                 if (!isset($orig_uri))
 479                                         $orig_uri = $xpath->query('atom:id/text()', $activityobjects)->item(0)->nodeValue;
 480
 481                                 $orig_links = $xpath->query("activity:object/atom:link[@rel='alternate']", $activityobjects);
 482                                 if ($orig_links AND ($orig_links->length > 0))
 483                                         foreach($orig_links->item(0)->attributes AS $attributes)
 484                                                 if ($attributes->name == "href")
 485                                                         $orig_link = $attributes->textContent;
 486
 487                                 if (!isset($orig_link))
 488                                         $orig_link = $xpath->query("atom:link[@rel='alternate']", $activityobjects)->item(0)->nodeValue;
 489
 490                                 if (!isset($orig_link))
 491                                         $orig_link =  ostatus_convert_href($orig_uri);
 492
 493                                 $orig_body = $xpath->query('activity:object/atom:content/text()', $activityobjects)->item(0)->nodeValue;
 494                                 if (!isset($orig_body))
 495                                         $orig_body = $xpath->query('atom:content/text()', $activityobjects)->item(0)->nodeValue;
 496
 497                                 $orig_created = $xpath->query('atom:published/text()', $activityobjects)->item(0)->nodeValue;
 498
 499                                 $orig_contact = $contact;
 500                                 $orig_author = ostatus_fetchauthor($xpath, $activityobjects, $importer, $orig_contact, false);
 501
 502                                 //if (!intval(get_config('system','wall-to-wall_share'))) {
 503                                 //      $prefix = share_header($orig_author['author-name'], $orig_author['author-link'], $orig_author['author-avatar'], "", $orig_created, $orig_link);
 504                                 //      $item["body"] = $prefix.add_page_info_to_body(html2bbcode($orig_body))."[/share]";
 505                                 //} else {
 506                                         $item["author-name"] = $orig_author["author-name"];
 507                                         $item["author-link"] = $orig_author["author-link"];
 508                                         $item["author-avatar"] = $orig_author["author-avatar"];
 509                                         $item["body"] = add_page_info_to_body(html2bbcode($orig_body));
 510                                         $item["created"] = $orig_created;
 511
 512                                         $item["uri"] = $orig_uri;
 513                                         $item["plink"] = $orig_link;
 514                                 //}
 515
 516                                 $item["verb"] = $xpath->query('activity:verb/text()', $activityobjects)->item(0)->nodeValue;
 517
 518                                 $item["object-type"] = $xpath->query('activity:object/activity:object-type/text()', $activityobjects)->item(0)->nodeValue;
 519                                 if (!isset($item["object-type"]))
 520                                         $item["object-type"] = $xpath->query('activity:object-type/text()', $activityobjects)->item(0)->nodeValue;
 521                         }
 522                 }
 523
 524                 //if ($enclosure != "")
 525                 //      $item["body"] .= add_page_info($enclosure);
 526
 527                 if (isset($item["parent-uri"])) {
 528                         $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 529                                 intval($importer["uid"]), dbesc($item["parent-uri"]));
 530
 531                         if (!$r AND ($related != "")) {
 532                                 $reply_path = str_replace("/notice/", "/api/statuses/show/", $related).".atom";
 533
 534                                 if ($reply_path != $related) {
 535                                         logger("Fetching related items for user ".$importer["uid"]." from ".$reply_path, LOGGER_DEBUG);
 536                                         $reply_xml = fetch_url($reply_path);
 537
 538                                         $reply_contact = $contact;
 539                                         ostatus_import($reply_xml,$importer,$reply_contact, $reply_hub);
 540
 541                                         // After the import try to fetch the parent item again
 542                                         $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 543                                                 intval($importer["uid"]), dbesc($item["parent-uri"]));
 544                                 }
 545                         }
 546                         if ($r) {
 547                                 $item["type"] = 'remote-comment';
 548                                 $item["gravity"] = GRAVITY_COMMENT;
 549                         }
 550                 } else
 551                         $item["parent-uri"] = $item["uri"];
 552
 553                 $item_id = ostatus_completion($conversation, $importer["uid"], $item);
 554
 555                 if (!$item_id) {
 556                         logger("Error storing item", LOGGER_DEBUG);
 557                         continue;
 558                 }
 559
 560                 logger("Item was stored with id ".$item_id, LOGGER_DEBUG);
 561                 $item["id"] = $item_id;
 562
 563                 if ($mention) {
 564                         $u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($item['uid']));
 565                         $r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($item_id));
 566
 567                         notification(array(
 568                                 'type'         => NOTIFY_TAGSELF,
 569                                 'notify_flags' => $u[0]["notify-flags"],
 570                                 'language'     => $u[0]["language"],
 571                                 'to_name'      => $u[0]["username"],
 572                                 'to_email'     => $u[0]["email"],
 573                                 'uid'          => $item["uid"],
 574                                 'item'         => $item,
 575                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item_id)),
 576                                 'source_name'  => $item["author-name"],
 577                                 'source_link'  => $item["author-link"],
 578                                 'source_photo' => $item["author-avatar"],
 579                                 'verb'         => ACTIVITY_TAG,
 580                                 'otype'        => 'item',
 581                                 'parent'       => $r[0]["parent"]
 582                         ));
 583                 }
 584         }
 585 }
 586
 587 function ostatus_convert_href($href) {
 588         $elements = explode(":",$href);
 589
 590         if ((count($elements) <= 2) OR ($elements[0] != "tag"))
 591                 return $href;
 592
 593         $server = explode(",", $elements[1]);
 594         $conversation = explode("=", $elements[2]);
 595
 596         if ((count($elements) == 4) AND ($elements[2] == "post"))
 597                 return "http://".$server[0]."/notice/".$elements[3];
 598
 599         if ((count($conversation) != 2) OR ($conversation[1] ==""))
 600                 return $href;
 601
 602         if ($elements[3] == "objectType=thread")
 603                 return "http://".$server[0]."/conversation/".$conversation[1];
 604         else
 605                 return "http://".$server[0]."/notice/".$conversation[1];
 606
 607         return $href;
 608 }
 609
 610 function check_conversations($mentions = false, $override = false) {
 611         $last = get_config('system','ostatus_last_poll');
 612
 613         $poll_interval = intval(get_config('system','ostatus_poll_interval'));
 614         if(! $poll_interval)
 615                 $poll_interval = OSTATUS_DEFAULT_POLL_INTERVAL;
 616
 617         // Don't poll if the interval is set negative
 618         if (($poll_interval < 0) AND !$override)
 619                 return;
 620
 621         if (!$mentions) {
 622                 $poll_timeframe = intval(get_config('system','ostatus_poll_timeframe'));
 623                 if (!$poll_timeframe)
 624                         $poll_timeframe = OSTATUS_DEFAULT_POLL_TIMEFRAME;
 625         } else {
 626                 $poll_timeframe = intval(get_config('system','ostatus_poll_timeframe'));
 627                 if (!$poll_timeframe)
 628                         $poll_timeframe = OSTATUS_DEFAULT_POLL_TIMEFRAME_MENTIONS;
 629         }
 630
 631
 632         if ($last AND !$override) {
 633                 $next = $last + ($poll_interval * 60);
 634                 if ($next > time()) {
 635                         logger('poll interval not reached');
 636                         return;
 637                 }
 638         }
 639
 640         logger('cron_start');
 641
 642         $start = date("Y-m-d H:i:s", time() - ($poll_timeframe * 60));
 643
 644         if ($mentions)
 645                 $conversations = q("SELECT `term`.`oid`, `term`.`url`, `term`.`uid` FROM `term`
 646                                         STRAIGHT_JOIN `thread` ON `thread`.`iid` = `term`.`oid` AND `thread`.`uid` = `term`.`uid`
 647                                         WHERE `term`.`type` = 7 AND `term`.`term` > '%s' AND `thread`.`mention`
 648                                         GROUP BY `term`.`url`, `term`.`uid` ORDER BY `term`.`term` DESC", dbesc($start));
 649         else
 650                 $conversations = q("SELECT `oid`, `url`, `uid` FROM `term`
 651                                         WHERE `type` = 7 AND `term` > '%s'
 652                                         GROUP BY `url`, `uid` ORDER BY `term` DESC", dbesc($start));
 653
 654         foreach ($conversations AS $conversation) {
 655                 ostatus_completion($conversation['url'], $conversation['uid']);
 656         }
 657
 658         logger('cron_end');
 659
 660         set_config('system','ostatus_last_poll', time());
 661 }
 662
 663 function ostatus_completion($conversation_url, $uid, $item = array()) {
 664
 665         $a = get_app();
 666
 667         $item_stored = -1;
 668
 669         $conversation_url = ostatus_convert_href($conversation_url);
 670
 671         // If the thread shouldn't be completed then store the item and go away
 672         if ((intval(get_config('system','ostatus_poll_interval')) == -2) AND (count($item) > 0)) {
 673                 //$arr["app"] .= " (OStatus-NoCompletion)";
 674                 $item_stored = item_store($item, true);
 675                 return($item_stored);
 676         }
 677
 678         // Get the parent
 679         $parents = q("SELECT `id`, `parent`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `id` IN
 680                         (SELECT `parent` FROM `item` WHERE `id` IN
 681                                 (SELECT `oid` FROM `term` WHERE `uid` = %d AND `otype` = %d AND `type` = %d AND `url` = '%s'))",
 682                         intval($uid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION), dbesc($conversation_url));
 683
 684         if ($parents)
 685                 $parent = $parents[0];
 686         elseif (count($item) > 0) {
 687                 $parent = $item;
 688                 $parent["type"] = "remote";
 689                 $parent["verb"] = ACTIVITY_POST;
 690                 $parent["visible"] = 1;
 691         } else {
 692                 // Preset the parent
 693                 $r = q("SELECT `id` FROM `contact` WHERE `self` AND `uid`=%d", $uid);
 694                 if (!$r)
 695                         return(-2);
 696
 697                 $parent = array();
 698                 $parent["id"] = 0;
 699                 $parent["parent"] = 0;
 700                 $parent["uri"] = "";
 701                 $parent["contact-id"] = $r[0]["id"];
 702                 $parent["type"] = "remote";
 703                 $parent["verb"] = ACTIVITY_POST;
 704                 $parent["visible"] = 1;
 705         }
 706
 707         $conv = str_replace("/conversation/", "/api/statusnet/conversation/", $conversation_url).".as";
 708         $pageno = 1;
 709         $items = array();
 710
 711         logger('fetching conversation url '.$conv.' for user '.$uid);
 712
 713         do {
 714                 $conv_arr = z_fetch_url($conv."?page=".$pageno);
 715
 716                 // If it is a non-ssl site and there is an error, then try ssl or vice versa
 717                 if (!$conv_arr["success"] AND (substr($conv, 0, 7) == "http://")) {
 718                         $conv = str_replace("http://", "https://", $conv);
 719                         $conv_as = fetch_url($conv."?page=".$pageno);
 720                 } elseif (!$conv_arr["success"] AND (substr($conv, 0, 8) == "https://")) {
 721                         $conv = str_replace("https://", "http://", $conv);
 722                         $conv_as = fetch_url($conv."?page=".$pageno);
 723                 } else
 724                         $conv_as = $conv_arr["body"];
 725
 726                 $conv_as = str_replace(',"statusnet:notice_info":', ',"statusnet_notice_info":', $conv_as);
 727                 $conv_as = json_decode($conv_as);
 728
 729                 $no_of_items = sizeof($items);
 730
 731                 if (@is_array($conv_as->items))
 732                         foreach ($conv_as->items AS $single_item)
 733                                 $items[$single_item->id] = $single_item;
 734
 735                 if ($no_of_items == sizeof($items))
 736                         break;
 737
 738                 $pageno++;
 739
 740         } while (true);
 741
 742         logger('fetching conversation done. Found '.count($items).' items');
 743
 744         if (!sizeof($items)) {
 745                 if (count($item) > 0) {
 746                         //$arr["app"] .= " (OStatus-NoConvFetched)";
 747                         $item_stored = item_store($item, true);
 748
 749                         if ($item_stored) {
 750                                 logger("Conversation ".$conversation_url." couldn't be fetched. Item uri ".$item["uri"]." stored: ".$item_stored, LOGGER_DEBUG);
 751                                 ostatus_store_conversation($item_id, $conversation_url);
 752                         }
 753
 754                         return($item_stored);
 755                 } else
 756                         return(-3);
 757         }
 758
 759         $items = array_reverse($items);
 760
 761         $r = q("SELECT `nurl` FROM `contact` WHERE `uid` = %d AND `self`", intval($uid));
 762         $importer = $r[0];
 763
 764         foreach ($items as $single_conv) {
 765
 766                 // Test - remove before flight
 767                 //$tempfile = tempnam(get_temppath(), "conversation");
 768                 //file_put_contents($tempfile, json_encode($single_conv));
 769
 770                 $mention = false;
 771
 772                 if (isset($single_conv->object->id))
 773                         $single_conv->id = $single_conv->object->id;
 774
 775                 $plink = ostatus_convert_href($single_conv->id);
 776                 if (isset($single_conv->object->url))
 777                         $plink = ostatus_convert_href($single_conv->object->url);
 778
 779                 if (@!$single_conv->id)
 780                         continue;
 781
 782                 logger("Got id ".$single_conv->id, LOGGER_DEBUG);
 783
 784                 if ($first_id == "") {
 785                         $first_id = $single_conv->id;
 786
 787                         // The first post of the conversation isn't our first post. There are three options:
 788                         // 1. Our conversation hasn't the "real" thread starter
 789                         // 2. This first post is a post inside our thread
 790                         // 3. This first post is a post inside another thread
 791                         if (($first_id != $parent["uri"]) AND ($parent["uri"] != "")) {
 792                                 $new_parents = q("SELECT `id`, `parent`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `id` IN
 793                                                         (SELECT `parent` FROM `item`
 794                                                                 WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s')) LIMIT 1",
 795                                         intval($uid), dbesc($first_id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 796                                 if ($new_parents) {
 797                                         if ($new_parents[0]["parent"] == $parent["parent"]) {
 798                                                 // Option 2: This post is already present inside our thread - but not as thread starter
 799                                                 logger("Option 2: uri present in our thread: ".$first_id, LOGGER_DEBUG);
 800                                                 $first_id = $parent["uri"];
 801                                         } else {
 802                                                 // Option 3: Not so good. We have mixed parents. We have to see how to clean this up.
 803                                                 // For now just take the new parent.
 804                                                 $parent = $new_parents[0];
 805                                                 $first_id = $parent["uri"];
 806                                                 logger("Option 3: mixed parents for uri ".$first_id, LOGGER_DEBUG);
 807                                         }
 808                                 } else {
 809                                         // Option 1: We hadn't got the real thread starter
 810                                         // We have to clean up our existing messages.
 811                                         $parent["id"] = 0;
 812                                         $parent["uri"] = $first_id;
 813                                         logger("Option 1: we have a new parent: ".$first_id, LOGGER_DEBUG);
 814                                 }
 815                         } elseif ($parent["uri"] == "") {
 816                                 $parent["id"] = 0;
 817                                 $parent["uri"] = $first_id;
 818                         }
 819                 }
 820
 821                 $parent_uri = $parent["uri"];
 822
 823                 // "context" only seems to exist on older servers
 824                 if (isset($single_conv->context->inReplyTo->id)) {
 825                         $parent_exists = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 826                                                 intval($uid), dbesc($single_conv->context->inReplyTo->id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 827                         if ($parent_exists)
 828                                 $parent_uri = $single_conv->context->inReplyTo->id;
 829                 }
 830
 831                 // This is the current way
 832                 if (isset($single_conv->object->inReplyTo->id)) {
 833                         $parent_exists = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 834                                                 intval($uid), dbesc($single_conv->object->inReplyTo->id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 835                         if ($parent_exists)
 836                                 $parent_uri = $single_conv->object->inReplyTo->id;
 837                 }
 838
 839                 $message_exists = q("SELECT `id`, `parent`, `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 840                                                 intval($uid), dbesc($single_conv->id),
 841                                                 dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 842                 if ($message_exists) {
 843                         logger("Message ".$single_conv->id." already existed on the system", LOGGER_DEBUG);
 844
 845                         if ($parent["id"] != 0) {
 846                                 $existing_message = $message_exists[0];
 847
 848                                 // We improved the way we fetch OStatus messages, this shouldn't happen very often now
 849                                 /// @TODO We have to change the shadow copies as well. This way here is really ugly.
 850                                 if ($existing_message["parent"] != $parent["id"]) {
 851                                         logger('updating id '.$existing_message["id"].' with parent '.$existing_message["parent"].' to parent '.$parent["id"].' uri '.$parent["uri"].' thread '.$parent_uri, LOGGER_DEBUG);
 852
 853                                         // Update the parent id of the selected item
 854                                         $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s' WHERE `id` = %d",
 855                                                 intval($parent["id"]), dbesc($parent["uri"]), intval($existing_message["id"]));
 856
 857                                         // Update the parent uri in the thread - but only if it points to itself
 858                                         $r = q("UPDATE `item` SET `thr-parent` = '%s' WHERE `id` = %d AND `uri` = `thr-parent`",
 859                                                 dbesc($parent_uri), intval($existing_message["id"]));
 860
 861                                         // try to change all items of the same parent
 862                                         $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s' WHERE `parent` = %d",
 863                                                 intval($parent["id"]), dbesc($parent["uri"]), intval($existing_message["parent"]));
 864
 865                                         // Update the parent uri in the thread - but only if it points to itself
 866                                         $r = q("UPDATE `item` SET `thr-parent` = '%s' WHERE (`parent` = %d) AND (`uri` = `thr-parent`)",
 867                                                 dbesc($parent["uri"]), intval($existing_message["parent"]));
 868
 869                                         // Now delete the thread
 870                                         delete_thread($existing_message["parent"]);
 871                                 }
 872                         }
 873
 874                         // The item we are having on the system is the one that we wanted to store via the item array
 875                         if (isset($item["uri"]) AND ($item["uri"] == $existing_message["uri"])) {
 876                                 $item = array();
 877                                 $item_stored = 0;
 878                         }
 879
 880                         continue;
 881                 }
 882
 883                 if (is_array($single_conv->to))
 884                         foreach($single_conv->to AS $to)
 885                                 if ($importer["nurl"] == normalise_link($to->id))
 886                                         $mention = true;
 887
 888                 $actor = $single_conv->actor->id;
 889                 if (isset($single_conv->actor->url))
 890                         $actor = $single_conv->actor->url;
 891
 892                 $contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
 893                                 $uid, normalise_link($actor), NETWORK_STATUSNET);
 894
 895                 if (count($contact)) {
 896                         logger("Found contact for url ".$actor, LOGGER_DEBUG);
 897                         $contact_id = $contact[0]["id"];
 898                 } else {
 899                         logger("No contact found for url ".$actor, LOGGER_DEBUG);
 900
 901                         // Adding a global contact
 902                         /// @TODO Use this data for the post
 903                         $global_contact_id = get_contact($actor, 0);
 904
 905                         logger("Global contact ".$global_contact_id." found for url ".$actor, LOGGER_DEBUG);
 906
 907                         $contact_id = $parent["contact-id"];
 908                 }
 909
 910                 $arr = array();
 911                 $arr["network"] = NETWORK_OSTATUS;
 912                 $arr["uri"] = $single_conv->id;
 913                 $arr["plink"] = $plink;
 914                 $arr["uid"] = $uid;
 915                 $arr["contact-id"] = $contact_id;
 916                 $arr["parent-uri"] = $parent_uri;
 917                 $arr["created"] = $single_conv->published;
 918                 $arr["edited"] = $single_conv->published;
 919                 $arr["owner-name"] = $single_conv->actor->displayName;
 920                 if ($arr["owner-name"] == '')
 921                         $arr["owner-name"] = $single_conv->actor->contact->displayName;
 922                 if ($arr["owner-name"] == '')
 923                         $arr["owner-name"] = $single_conv->actor->portablecontacts_net->displayName;
 924
 925                 $arr["owner-link"] = $actor;
 926                 $arr["owner-avatar"] = $single_conv->actor->image->url;
 927                 $arr["author-name"] = $arr["owner-name"];
 928                 $arr["author-link"] = $actor;
 929                 $arr["author-avatar"] = $single_conv->actor->image->url;
 930                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->content));
 931
 932                 if (isset($single_conv->status_net->notice_info->source))
 933                         $arr["app"] = strip_tags($single_conv->status_net->notice_info->source);
 934                 elseif (isset($single_conv->statusnet->notice_info->source))
 935                         $arr["app"] = strip_tags($single_conv->statusnet->notice_info->source);
 936                 elseif (isset($single_conv->statusnet_notice_info->source))
 937                         $arr["app"] = strip_tags($single_conv->statusnet_notice_info->source);
 938                 elseif (isset($single_conv->provider->displayName))
 939                         $arr["app"] = $single_conv->provider->displayName;
 940                 else
 941                         $arr["app"] = "OStatus";
 942
 943                 //$arr["app"] .= " (Conversation)";
 944
 945                 $arr["object"] = json_encode($single_conv);
 946                 $arr["verb"] = $parent["verb"];
 947                 $arr["visible"] = $parent["visible"];
 948                 $arr["location"] = $single_conv->location->displayName;
 949                 $arr["coord"] = trim($single_conv->location->lat." ".$single_conv->location->lon);
 950
 951                 // Is it a reshared item?
 952                 if (isset($single_conv->verb) AND ($single_conv->verb == "share") AND isset($single_conv->object)) {
 953                         if (is_array($single_conv->object))
 954                                 $single_conv->object = $single_conv->object[0];
 955
 956                         logger("Found reshared item ".$single_conv->object->id);
 957
 958                         // $single_conv->object->context->conversation;
 959
 960                         if (isset($single_conv->object->object->id))
 961                                 $arr["uri"] = $single_conv->object->object->id;
 962                         else
 963                                 $arr["uri"] = $single_conv->object->id;
 964
 965                         if (isset($single_conv->object->object->url))
 966                                 $plink = ostatus_convert_href($single_conv->object->object->url);
 967                         else
 968                                 $plink = ostatus_convert_href($single_conv->object->url);
 969
 970                         if (isset($single_conv->object->object->content))
 971                                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->object->object->content));
 972                         else
 973                                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->object->content));
 974
 975                         $arr["plink"] = $plink;
 976
 977                         $arr["created"] = $single_conv->object->published;
 978                         $arr["edited"] = $single_conv->object->published;
 979
 980                         $arr["author-name"] = $single_conv->object->actor->displayName;
 981                         if ($arr["owner-name"] == '')
 982                                 $arr["author-name"] = $single_conv->object->actor->contact->displayName;
 983
 984                         $arr["author-link"] = $single_conv->object->actor->url;
 985                         $arr["author-avatar"] = $single_conv->object->actor->image->url;
 986
 987                         $arr["app"] = $single_conv->object->provider->displayName."#";
 988                         //$arr["verb"] = $single_conv->object->verb;
 989
 990                         $arr["location"] = $single_conv->object->location->displayName;
 991                         $arr["coord"] = trim($single_conv->object->location->lat." ".$single_conv->object->location->lon);
 992                 }
 993
 994                 if ($arr["location"] == "")
 995                         unset($arr["location"]);
 996
 997                 if ($arr["coord"] == "")
 998                         unset($arr["coord"]);
 999
1000                 // Copy fields from given item array
1001                 if (isset($item["uri"]) AND (($item["uri"] == $arr["uri"]) OR ($item["uri"] ==  $single_conv->id))) {
1002                         $copy_fields = array("owner-name", "owner-link", "owner-avatar", "author-name", "author-link", "author-avatar",
1003                                                 "gravity", "body", "object-type", "object", "verb", "created", "edited", "coord", "tag",
1004                                                 "title", "attach", "app", "type", "location", "contact-id", "uri");
1005                         foreach ($copy_fields AS $field)
1006                                 if (isset($item[$field]))
1007                                         $arr[$field] = $item[$field];
1008
1009                         //$arr["app"] .= " (OStatus)";
1010                 }
1011
1012                 $newitem = item_store($arr);
1013                 if (!$newitem) {
1014                         logger("Item wasn't stored ".print_r($arr, true), LOGGER_DEBUG);
1015                         continue;
1016                 }
1017
1018                 if (isset($item["uri"]) AND ($item["uri"] == $arr["uri"])) {
1019                         $item = array();
1020                         $item_stored = $newitem;
1021                 }
1022
1023                 logger('Stored new item '.$plink.' for parent '.$arr["parent-uri"].' under id '.$newitem, LOGGER_DEBUG);
1024
1025                 // Add the conversation entry (but don't fetch the whole conversation)
1026                 ostatus_store_conversation($newitem, $conversation_url);
1027
1028                 if ($mention) {
1029                         $u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($uid));
1030                         $r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($newitem));
1031
1032                         notification(array(
1033                                 'type'         => NOTIFY_TAGSELF,
1034                                 'notify_flags' => $u[0]["notify-flags"],
1035                                 'language'     => $u[0]["language"],
1036                                 'to_name'      => $u[0]["username"],
1037                                 'to_email'     => $u[0]["email"],
1038                                 'uid'          => $uid,
1039                                 'item'         => $arr,
1040                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($newitem)),
1041                                 'source_name'  => $arr["author-name"],
1042                                 'source_link'  => $arr["author-link"],
1043                                 'source_photo' => $arr["author-avatar"],
1044                                 'verb'         => ACTIVITY_TAG,
1045                                 'otype'        => 'item',
1046                                 'parent'       => $r[0]["parent"]
1047                         ));
1048                 }
1049
1050                 // If the newly created item is the top item then change the parent settings of the thread
1051                 // This shouldn't happen anymore. This is supposed to be absolote.
1052                 if ($arr["uri"] == $first_id) {
1053                         logger('setting new parent to id '.$newitem);
1054                         $new_parents = q("SELECT `id`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
1055                                 intval($uid), intval($newitem));
1056                         if ($new_parents)
1057                                 $parent = $new_parents[0];
1058                 }
1059         }
1060
1061         if (($item_stored < 0) AND (count($item) > 0)) {
1062                 //$arr["app"] .= " (OStatus-NoConvFound)";
1063                 $item_stored = item_store($item, true);
1064                 if ($item_stored) {
1065                         logger("Uri ".$item["uri"]." wasn't found in conversation ".$conversation_url, LOGGER_DEBUG);
1066                         ostatus_store_conversation($item_stored, $conversation_url);
1067                 }
1068         }
1069
1070         return($item_stored);
1071 }
1072
1073 function ostatus_store_conversation($itemid, $conversation_url) {
1074         global $a;
1075
1076         $conversation_url = ostatus_convert_href($conversation_url);
1077
1078         $messages = q("SELECT `uid`, `parent`, `created`, `received`, `guid` FROM `item` WHERE `id` = %d LIMIT 1", intval($itemid));
1079         if (!$messages)
1080                 return;
1081         $message = $messages[0];
1082
1083         // Store conversation url if not done before
1084         $conversation = q("SELECT `url` FROM `term` WHERE `uid` = %d AND `oid` = %d AND `otype` = %d AND `type` = %d",
1085                 intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION));
1086
1087         if (!$conversation) {
1088                 $r = q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`, `created`, `received`, `guid`) VALUES (%d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s')",
1089                         intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION),
1090                         dbesc($message["created"]), dbesc($conversation_url), dbesc($message["created"]), dbesc($message["received"]), dbesc($message["guid"]));
1091                 logger('Storing conversation url '.$conversation_url.' for id '.$itemid);
1092         }
1093 }
1094
1095 function get_reshared_guid($item) {
1096         $body = trim($item["body"]);
1097
1098         // Skip if it isn't a pure repeated messages
1099         // Does it start with a share?
1100         if (strpos($body, "[share") > 0)
1101                 return("");
1102
1103         // Does it end with a share?
1104         if (strlen($body) > (strrpos($body, "[/share]") + 8))
1105                 return("");
1106
1107         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
1108         // Skip if there is no shared message in there
1109         if ($body == $attributes)
1110                 return(false);
1111
1112         $guid = "";
1113         preg_match("/guid='(.*?)'/ism", $attributes, $matches);
1114         if ($matches[1] != "")
1115                 $guid = $matches[1];
1116
1117         preg_match('/guid="(.*?)"/ism', $attributes, $matches);
1118         if ($matches[1] != "")
1119                 $guid = $matches[1];
1120
1121         return $guid;
1122 }
1123
1124 function xml_add_element($doc, $parent, $element, $value = "", $attributes = array()) {
1125         $element = $doc->createElement($element, xmlify($value));
1126
1127         foreach ($attributes AS $key => $value) {
1128                 $attribute = $doc->createAttribute($key);
1129                 $attribute->value = xmlify($value);
1130                 $element->appendChild($attribute);
1131         }
1132
1133         $parent->appendChild($element);
1134 }
1135
1136 function ostatus_format_picture_post($body) {
1137         $siteinfo = get_attached_data($body);
1138
1139         if (($siteinfo["type"] == "photo")) {
1140                 if (isset($siteinfo["preview"]))
1141                         $preview = $siteinfo["preview"];
1142                 else
1143                         $preview = $siteinfo["image"];
1144
1145                 // Is it a remote picture? Then make a smaller preview here
1146                 $preview = proxy_url($preview, false, PROXY_SIZE_SMALL);
1147
1148                 // Is it a local picture? Then make it smaller here
1149                 $preview = str_replace(array("-0.jpg", "-0.png"), array("-2.jpg", "-2.png"), $preview);
1150                 $preview = str_replace(array("-1.jpg", "-1.png"), array("-2.jpg", "-2.png"), $preview);
1151
1152                 if (isset($siteinfo["url"]))
1153                         $url = $siteinfo["url"];
1154                 else
1155                         $url = $siteinfo["image"];
1156
1157                 $body = trim($siteinfo["text"])." [url]".$url."[/url]\n[img]".$preview."[/img]";
1158         }
1159
1160         return $body;
1161 }
1162
1163 function ostatus_add_header($doc, $owner) {
1164         $a = get_app();
1165
1166         $root = $doc->createElementNS(NS_ATOM, 'feed');
1167         $doc->appendChild($root);
1168
1169         $root->setAttribute("xmlns:thr", NS_THR);
1170         $root->setAttribute("xmlns:georss", NS_GEORSS);
1171         $root->setAttribute("xmlns:activity", NS_ACTIVITY);
1172         $root->setAttribute("xmlns:media", NS_MEDIA);
1173         $root->setAttribute("xmlns:poco", NS_POCO);
1174         $root->setAttribute("xmlns:ostatus", NS_OSTATUS);
1175         $root->setAttribute("xmlns:statusnet", NS_STATUSNET);
1176
1177         $attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
1178         xml_add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
1179         xml_add_element($doc, $root, "id", $a->get_baseurl()."/profile/".$owner["nick"]);
1180         xml_add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
1181         xml_add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
1182         xml_add_element($doc, $root, "logo", $owner["photo"]);
1183         xml_add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
1184
1185         $author = ostatus_add_author($doc, $owner);
1186         $root->appendChild($author);
1187
1188         $attributes = array("href" => $owner["url"], "rel" => "alternate", "type" => "text/html");
1189         xml_add_element($doc, $root, "link", "", $attributes);
1190
1191         /// @TODO We have to find out what this is
1192         /// $attributes = array("href" => $a->get_baseurl()."/sup",
1193         ///             "rel" => "http://api.friendfeed.com/2008/03#sup",
1194         ///             "type" => "application/json");
1195         /// xml_add_element($doc, $root, "link", "", $attributes);
1196
1197         ostatus_hublinks($doc, $root);
1198
1199         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "salmon");
1200         xml_add_element($doc, $root, "link", "", $attributes);
1201
1202         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies");
1203         xml_add_element($doc, $root, "link", "", $attributes);
1204
1205         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention");
1206         xml_add_element($doc, $root, "link", "", $attributes);
1207
1208         $attributes = array("href" => $a->get_baseurl()."/api/statuses/user_timeline/".$owner["nick"].".atom",
1209                         "rel" => "self", "type" => "application/atom+xml");
1210         xml_add_element($doc, $root, "link", "", $attributes);
1211
1212         return $root;
1213 }
1214
1215 function ostatus_hublinks($doc, $root) {
1216         $a = get_app();
1217         $hub = get_config('system','huburl');
1218
1219         $hubxml = '';
1220         if(strlen($hub)) {
1221                 $hubs = explode(',', $hub);
1222                 if(count($hubs)) {
1223                         foreach($hubs as $h) {
1224                                 $h = trim($h);
1225                                 if(! strlen($h))
1226                                         continue;
1227                                 if ($h === '[internal]')
1228                                         $h = $a->get_baseurl() . '/pubsubhubbub';
1229                                 xml_add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
1230                         }
1231                 }
1232         }
1233 }
1234
1235 function ostatus_get_attachment($doc, $root, $item) {
1236         $o = "";
1237         $siteinfo = get_attached_data($item["body"]);
1238
1239         switch($siteinfo["type"]) {
1240                 case 'link':
1241                         $attributes = array("rel" => "enclosure",
1242                                         "href" => $siteinfo["url"],
1243                                         "type" => "text/html; charset=UTF-8",
1244                                         "length" => "",
1245                                         "title" => $siteinfo["title"]);
1246                         xml_add_element($doc, $root, "link", "", $attributes);
1247                         break;
1248                 case 'photo':
1249                         $imgdata = get_photo_info($siteinfo["image"]);
1250                         $attributes = array("rel" => "enclosure",
1251                                         "href" => $siteinfo["image"],
1252                                         "type" => $imgdata["mime"],
1253                                         "length" => intval($imgdata["size"]));
1254                         xml_add_element($doc, $root, "link", "", $attributes);
1255                         break;
1256                 case 'video':
1257                         $attributes = array("rel" => "enclosure",
1258                                         "href" => $siteinfo["url"],
1259                                         "type" => "text/html; charset=UTF-8",
1260                                         "length" => "",
1261                                         "title" => $siteinfo["title"]);
1262                         xml_add_element($doc, $root, "link", "", $attributes);
1263                         break;
1264                 default:
1265                         break;
1266         }
1267
1268         if (($siteinfo["type"] != "photo") AND isset($siteinfo["image"])) {
1269                 $photodata = get_photo_info($siteinfo["image"]);
1270
1271                 $attributes = array("rel" => "preview", "href" => $siteinfo["image"], "media:width" => $photodata[0], "media:height" => $photodata[1]);
1272                 xml_add_element($doc, $root, "link", "", $attributes);
1273         }
1274
1275
1276         $arr = explode('[/attach],',$item['attach']);
1277         if(count($arr)) {
1278                 foreach($arr as $r) {
1279                         $matches = false;
1280                         $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches);
1281                         if($cnt) {
1282                                 $attributes = array("rel" => "enclosure",
1283                                                 "href" => $matches[1],
1284                                                 "type" => $matches[3]);
1285
1286                                 if(intval($matches[2]))
1287                                         $attributes["length"] = intval($matches[2]);
1288
1289                                 if(trim($matches[4]) != "")
1290                                         $attributes["title"] = trim($matches[4]);
1291
1292                                 xml_add_element($doc, $root, "link", "", $attributes);
1293                         }
1294                 }
1295         }
1296 }
1297
1298 function ostatus_add_author($doc, $owner) {
1299         $a = get_app();
1300
1301         $r = q("SELECT `homepage` FROM `profile` WHERE `uid` = %d AND `is-default` LIMIT 1", intval($owner["uid"]));
1302         if ($r)
1303                 $profile = $r[0];
1304
1305         $author = $doc->createElement("author");
1306         xml_add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
1307         xml_add_element($doc, $author, "uri", $owner["url"]);
1308         xml_add_element($doc, $author, "name", $owner["name"]);
1309
1310         $attributes = array("rel" => "alternate", "type" => "text/html", "href" => $owner["url"]);
1311         xml_add_element($doc, $author, "link", "", $attributes);
1312
1313         $attributes = array(
1314                         "rel" => "avatar",
1315                         "type" => "image/jpeg", // To-Do?
1316                         "media:width" => 175,
1317                         "media:height" => 175,
1318                         "href" => $owner["photo"]);
1319         xml_add_element($doc, $author, "link", "", $attributes);
1320
1321         if (isset($owner["thumb"])) {
1322                 $attributes = array(
1323                                 "rel" => "avatar",
1324                                 "type" => "image/jpeg", // To-Do?
1325                                 "media:width" => 80,
1326                                 "media:height" => 80,
1327                                 "href" => $owner["thumb"]);
1328                 xml_add_element($doc, $author, "link", "", $attributes);
1329         }
1330
1331         xml_add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
1332         xml_add_element($doc, $author, "poco:displayName", $owner["name"]);
1333         xml_add_element($doc, $author, "poco:note", $owner["about"]);
1334
1335         if (trim($owner["location"]) != "") {
1336                 $element = $doc->createElement("poco:address");
1337                 xml_add_element($doc, $element, "poco:formatted", $owner["location"]);
1338                 $author->appendChild($element);
1339         }
1340
1341         if (trim($profile["homepage"]) != "") {
1342                 $urls = $doc->createElement("poco:urls");
1343                 xml_add_element($doc, $urls, "poco:type", "homepage");
1344                 xml_add_element($doc, $urls, "poco:value", $profile["homepage"]);
1345                 xml_add_element($doc, $urls, "poco:primary", "true");
1346                 $author->appendChild($urls);
1347         }
1348
1349         if (count($profile)) {
1350                 xml_add_element($doc, $author, "followers", "", array("url" => $a->get_baseurl()."/viewcontacts/".$owner["nick"]));
1351                 xml_add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
1352         }
1353
1354         return $author;
1355 }
1356
1357 /**
1358  * @TODO Picture attachments should look like this:
1359  *      <a href="https://status.pirati.ca/attachment/572819" title="https://status.pirati.ca/file/heluecht-20151202T222602-rd3u49p.gif"
1360  *      class="attachment thumbnail" id="attachment-572819" rel="nofollow external">https://status.pirati.ca/attachment/572819</a>
1361  *
1362 */
1363
1364 function ostatus_entry($doc, $item, $owner, $toplevel = false, $repeat = false) {
1365         $a = get_app();
1366
1367         $is_repeat = false;
1368
1369 /*      if (!$repeat) {
1370                 $repeated_guid = get_reshared_guid($item);
1371
1372                 if ($repeated_guid != "") {
1373                         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
1374                                 intval($owner["uid"]), dbesc($repeated_guid));
1375                         if ($r) {
1376                                 $repeated_item = $r[0];
1377                                 $is_repeat = true;
1378                         }
1379                 }
1380         }
1381 */
1382         if (!$toplevel AND !$repeat) {
1383                 $entry = $doc->createElement("entry");
1384                 $title = sprintf("New note by %s", $owner["nick"]);
1385         } elseif (!$toplevel AND $repeat) {
1386                 $entry = $doc->createElement("activity:object");
1387                 $title = sprintf("New note by %s", $owner["nick"]);
1388         } else {
1389                 $entry = $doc->createElementNS(NS_ATOM, "entry");
1390
1391                 $entry->setAttribute("xmlns:thr", NS_THR);
1392                 $entry->setAttribute("xmlns:georss", NS_GEORSS);
1393                 $entry->setAttribute("xmlns:activity", NS_ACTIVITY);
1394                 $entry->setAttribute("xmlns:media", NS_MEDIA);
1395                 $entry->setAttribute("xmlns:poco", NS_POCO);
1396                 $entry->setAttribute("xmlns:ostatus", NS_OSTATUS);
1397                 $entry->setAttribute("xmlns:statusnet", NS_STATUSNET);
1398
1399                 $author = ostatus_add_author($doc, $owner);
1400                 $entry->appendChild($author);
1401
1402                 $title = sprintf("New comment by %s", $owner["nick"]);
1403         }
1404
1405         // To use the object-type "bookmark" we have to implement these elements:
1406         //
1407         // <activity:object-type>http://activitystrea.ms/schema/1.0/bookmark</activity:object-type>
1408         // <title>Historic Rocket Landing</title>
1409         // <summary>Nur ein Testbeitrag.</summary>
1410         // <link rel="related" href="https://www.youtube.com/watch?v=9pillaOxGCo"/>
1411         // <link rel="preview" href="https://pirati.cc/file/thumb-4526-450x338-b48c8055f0c2fed0c3f67adc234c4b99484a90c42ed3cac73dc1081a4d0a7bc1.jpg.jpg" media:width="450" media:height="338"/>
1412         //
1413         // But: it seems as if it doesn't federate well between the GS servers
1414         // So we just set it to "note" to be sure that it reaches their target systems
1415
1416         if (!$repeat)
1417                 xml_add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
1418         else
1419                 xml_add_element($doc, $entry, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA.'activity');
1420
1421         xml_add_element($doc, $entry, "id", $item["uri"]);
1422         xml_add_element($doc, $entry, "title", $title);
1423
1424         if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
1425                 $body = fix_private_photos($item['body'],$owner['uid'],$item, 0);
1426         else
1427                 $body = $item['body'];
1428
1429         $body = ostatus_format_picture_post($body);
1430
1431         if ($item['title'] != "")
1432                 $body = "[b]".$item['title']."[/b]\n\n".$body;
1433
1434         //$body = bb_remove_share_information($body);
1435         $body = bbcode($body, false, false, 7);
1436
1437         xml_add_element($doc, $entry, "content", $body, array("type" => "html"));
1438
1439         xml_add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
1440                                                         "href" => $a->get_baseurl()."/display/".$item["guid"]));
1441
1442         xml_add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
1443
1444         if (!$is_repeat)
1445                 xml_add_element($doc, $entry, "activity:verb", construct_verb($item));
1446         else
1447                 xml_add_element($doc, $entry, "activity:verb", ACTIVITY_SHARE);
1448
1449         xml_add_element($doc, $entry, "published", datetime_convert("UTC","UTC",$item["created"]."+00:00",ATOM_TIME));
1450         xml_add_element($doc, $entry, "updated", datetime_convert("UTC","UTC",$item["edited"]."+00:00",ATOM_TIME));
1451
1452         if ($is_repeat) {
1453                 $repeated_owner = array();
1454                 $repeated_owner["name"] = $repeated_item["author-name"];
1455                 $repeated_owner["url"] = $repeated_item["author-link"];
1456                 $repeated_owner["photo"] = $repeated_item["author-avatar"];
1457                 $repeated_owner["nick"] = $repeated_owner["name"];
1458                 $repeated_owner["location"] = "";
1459                 $repeated_owner["about"] = "";
1460                 $repeated_owner["uid"] = 0;
1461
1462                 // Fetch the missing data from the global contacts
1463                 $r =q("SELECT * FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($repeated_item["author-link"]));
1464                 if ($r) {
1465                         if ($r[0]["nick"] != "")
1466                                 $repeated_owner["nick"] = $r[0]["nick"];
1467
1468                         $repeated_owner["location"] = $r[0]["location"];
1469                         $repeated_owner["about"] = $r[0]["about"];
1470                 }
1471
1472                 $entry_repeat = ostatus_entry($doc, $repeated_item, $repeated_owner, false, true);
1473                 $entry->appendChild($entry_repeat);
1474         } elseif ($repeat) {
1475                 $author = ostatus_add_author($doc, $owner);
1476                 $entry->appendChild($author);
1477         }
1478
1479         $mentioned = array();
1480
1481         if (($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
1482                 $parent = q("SELECT `guid`, `author-link`, `owner-link` FROM `item` WHERE `id` = %d", intval($item["parent"]));
1483                 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
1484
1485                 $attributes = array(
1486                                 "ref" => $parent_item,
1487                                 "type" => "text/html",
1488                                 "href" => $a->get_baseurl()."/display/".$parent[0]["guid"]);
1489                 xml_add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
1490
1491                 $attributes = array(
1492                                 "rel" => "related",
1493                                 "href" => $a->get_baseurl()."/display/".$parent[0]["guid"]);
1494                 xml_add_element($doc, $entry, "link", "", $attributes);
1495
1496                 $mentioned[$parent[0]["author-link"]] = $parent[0]["author-link"];
1497                 $mentioned[$parent[0]["owner-link"]] = $parent[0]["owner-link"];
1498
1499                 $thrparent = q("SELECT `guid`, `author-link`, `owner-link` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
1500                                 intval($owner["uid"]),
1501                                 dbesc($parent_item));
1502                 if ($thrparent) {
1503                         $mentioned[$thrparent[0]["author-link"]] = $thrparent[0]["author-link"];
1504                         $mentioned[$thrparent[0]["owner-link"]] = $thrparent[0]["owner-link"];
1505                 }
1506         }
1507
1508         xml_add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation",
1509                                                         "href" => $a->get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]));
1510         xml_add_element($doc, $entry, "ostatus:conversation", $a->get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]);
1511
1512         $tags = item_getfeedtags($item);
1513
1514         if(count($tags))
1515                 foreach($tags as $t)
1516                         if ($t[0] == "@")
1517                                 $mentioned[$t[1]] = $t[1];
1518
1519         // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
1520         $newmentions = array();
1521         foreach ($mentioned AS $mention) {
1522                 $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention);
1523                 $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention);
1524         }
1525         $mentioned = $newmentions;
1526
1527         foreach ($mentioned AS $mention) {
1528                 $r = q("SELECT `forum`, `prv` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
1529                         intval($owner["uid"]),
1530                         dbesc(normalise_link($mention)));
1531                 if ($r[0]["forum"] OR $r[0]["prv"])
1532                         xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1533                                                                                 "ostatus:object-type" => ACTIVITY_OBJ_GROUP,
1534                                                                                 "href" => $mention));
1535                 else
1536                         xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1537                                                                                 "ostatus:object-type" => ACTIVITY_OBJ_PERSON,
1538                                                                                 "href" => $mention));
1539         }
1540
1541         if (!$item["private"])
1542                 xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1543                                                                 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
1544                                                                 "href" => "http://activityschema.org/collection/public"));
1545
1546         if(count($tags))
1547                 foreach($tags as $t)
1548                         if ($t[0] != "@")
1549                                 xml_add_element($doc, $entry, "category", "", array("term" => $t[2]));
1550
1551         ostatus_get_attachment($doc, $entry, $item);
1552
1553         /// @TODO
1554         /// The API call has yet to be implemented
1555         //$attributes = array("href" => $a->get_baseurl()."/api/statuses/show/".$item["id"].".atom",
1556         //              "rel" => "self", "type" => "application/atom+xml");
1557         //xml_add_element($doc, $entry, "link", "", $attributes);
1558
1559         //$attributes = array("href" => $a->get_baseurl()."/api/statuses/show/".$item["id"].".atom",
1560         //              "rel" => "edit", "type" => "application/atom+xml");
1561         //xml_add_element($doc, $entry, "link", "", $attributes);
1562
1563         $app = $item["app"];
1564         if ($app == "")
1565                 $app = "web";
1566
1567
1568         $attributes = array("local_id" => $item["id"], "source" => $app);
1569         if ($is_repeat)
1570                 $attributes["repeat_of"] = $repeated_item["id"];
1571
1572         xml_add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
1573
1574         return $entry;
1575 }
1576
1577 function ostatus_feed(&$a, $owner_nick, $last_update) {
1578
1579         $r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`
1580                         FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
1581                         WHERE `contact`.`self` AND `user`.`nickname` = '%s' LIMIT 1",
1582                         dbesc($owner_nick));
1583         if (!$r)
1584                 return;
1585
1586         $owner = $r[0];
1587
1588         if(!strlen($last_update))
1589                 $last_update = 'now -30 days';
1590
1591         $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
1592
1593         $items = q("SELECT STRAIGHT_JOIN `item`.*, `item`.`id` AS `item_id` FROM `item`
1594                         INNER JOIN `thread` ON `thread`.`iid` = `item`.`parent`
1595                         LEFT JOIN `item` AS `thritem` ON `thritem`.`uri`=`item`.`thr-parent` AND `thritem`.`uid`=`item`.`uid`
1596                         WHERE `item`.`uid` = %d AND `item`.`received` > '%s' AND NOT `item`.`private` AND NOT `item`.`deleted`
1597                                 AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = '' AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
1598                                 AND ((`item`.`wall` AND (`item`.`parent` = `item`.`id`))
1599                                         OR (`item`.`network` = '%s' AND ((`thread`.`network` IN ('%s', '%s')) OR (`thritem`.`network` IN ('%s', '%s')))) AND `thread`.`mention`)
1600                                 AND ((`item`.`owner-link` IN ('%s', '%s') AND (`item`.`parent` = `item`.`id`))
1601                                         OR (`item`.`author-link` IN ('%s', '%s')))
1602                         ORDER BY `item`.`received` DESC
1603                         LIMIT 0, 300",
1604                         intval($owner["uid"]), dbesc($check_date), dbesc(NETWORK_DFRN),
1605                         //dbesc(NETWORK_OSTATUS), dbesc(NETWORK_OSTATUS),
1606                         //dbesc(NETWORK_OSTATUS), dbesc(NETWORK_OSTATUS),
1607                         dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN),
1608                         dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN),
1609                         dbesc($owner["nurl"]), dbesc(str_replace("http://", "https://", $owner["nurl"])),
1610                         dbesc($owner["nurl"]), dbesc(str_replace("http://", "https://", $owner["nurl"]))
1611                 );
1612
1613         $doc = new DOMDocument('1.0', 'utf-8');
1614         $doc->formatOutput = true;
1615
1616         $root = ostatus_add_header($doc, $owner);
1617
1618         foreach ($items AS $item) {
1619                 $entry = ostatus_entry($doc, $item, $owner);
1620                 $root->appendChild($entry);
1621         }
1622
1623         return(trim($doc->saveXML()));
1624 }
1625
1626 function ostatus_salmon($item,$owner) {
1627
1628         $doc = new DOMDocument('1.0', 'utf-8');
1629         $doc->formatOutput = true;
1630
1631         $entry = ostatus_entry($doc, $item, $owner, true);
1632
1633         $doc->appendChild($entry);
1634
1635         return(trim($doc->saveXML()));
1636 }
1637 ?>