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"] = $author["author-avatar"];
 129
 130         // Only update the contacts if it is an OStatus contact
 131         if ($r AND !$onlyfetch AND ($contact["network"] == NETWORK_OSTATUS)) {
 132                 // Update contact data
 133
 134                 $value = $xpath->query("atom:link[@rel='salmon']", $context)->item(0)->nodeValue;
 135                 if ($value != "")
 136                         $contact["notify"] = $value;
 137
 138                 $value = $xpath->evaluate('atom:author/uri/text()', $context)->item(0)->nodeValue;
 139                 if ($value != "")
 140                         $contact["alias"] = $value;
 141
 142                 $value = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
 143                 if ($value != "")
 144                         $contact["name"] = $value;
 145
 146                 $value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
 147                 if ($value != "")
 148                         $contact["nick"] = $value;
 149
 150                 $value = $xpath->evaluate('atom:author/poco:note/text()', $context)->item(0)->nodeValue;
 151                 if ($value != "")
 152                         $contact["about"] = html2bbcode($value);
 153
 154                 $value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
 155                 if ($value != "")
 156                         $contact["location"] = $value;
 157
 158                 if (($contact["name"] != $r[0]["name"]) OR ($contact["nick"] != $r[0]["nick"]) OR ($contact["about"] != $r[0]["about"]) OR ($contact["location"] != $r[0]["location"])) {
 159
 160                         logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
 161
 162                         q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s', `name-date` = '%s' WHERE `id` = %d",
 163                                 dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
 164                                 dbesc(datetime_convert()), intval($contact["id"]));
 165
 166                         poco_check($contact["url"], $contact["name"], $contact["network"], $author["author-avatar"], $contact["about"], $contact["location"],
 167                                                 "", "", "", datetime_convert(), 2, $contact["id"], $contact["uid"]);
 168                 }
 169
 170                 if (isset($author["author-avatar"]) AND ($author["author-avatar"] != $r[0]['avatar'])) {
 171                         logger("Update profile picture for contact ".$contact["id"], LOGGER_DEBUG);
 172
 173                         update_contact_avatar($author["author-avatar"], $importer["uid"], $contact["id"]);
 174                 }
 175
 176
 177                 /// @todo Add the "addr" field
 178                 $contact["generation"] = 2;
 179                 $contact["photo"] = $author["author-avatar"];
 180                 update_gcontact($contact);
 181         }
 182
 183         return($author);
 184 }
 185
 186 function ostatus_salmon_author($xml, $importer) {
 187         $a = get_app();
 188
 189         if ($xml == "")
 190                 return;
 191
 192         $doc = new DOMDocument();
 193         @$doc->loadXML($xml);
 194
 195         $xpath = new DomXPath($doc);
 196         $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
 197         $xpath->registerNamespace('thr', "http://purl.org/syndication/thread/1.0");
 198         $xpath->registerNamespace('georss', "http://www.georss.org/georss");
 199         $xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
 200         $xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
 201         $xpath->registerNamespace('poco', "http://portablecontacts.net/spec/1.0");
 202         $xpath->registerNamespace('ostatus', "http://ostatus.org/schema/1.0");
 203         $xpath->registerNamespace('statusnet', "http://status.net/schema/api/1/");
 204
 205         $entries = $xpath->query('/atom:entry');
 206
 207         foreach ($entries AS $entry) {
 208                 // fetch the author
 209                 $author = ostatus_fetchauthor($xpath, $entry, $importer, $contact, true);
 210                 return $author;
 211         }
 212 }
 213
 214 function ostatus_import($xml,$importer,&$contact, &$hub) {
 215
 216         $a = get_app();
 217
 218         logger("Import OStatus message", LOGGER_DEBUG);
 219
 220         if ($xml == "")
 221                 return;
 222
 223         $doc = new DOMDocument();
 224         @$doc->loadXML($xml);
 225
 226         $xpath = new DomXPath($doc);
 227         $xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
 228         $xpath->registerNamespace('thr', "http://purl.org/syndication/thread/1.0");
 229         $xpath->registerNamespace('georss', "http://www.georss.org/georss");
 230         $xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
 231         $xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
 232         $xpath->registerNamespace('poco', "http://portablecontacts.net/spec/1.0");
 233         $xpath->registerNamespace('ostatus', "http://ostatus.org/schema/1.0");
 234         $xpath->registerNamespace('statusnet', "http://status.net/schema/api/1/");
 235
 236         $gub = "";
 237         $hub_attributes = $xpath->query("/atom:feed/atom:link[@rel='hub']")->item(0)->attributes;
 238         if (is_object($hub_attributes))
 239                 foreach($hub_attributes AS $hub_attribute)
 240                         if ($hub_attribute->name == "href") {
 241                                 $hub = $hub_attribute->textContent;
 242                                 logger("Found hub ".$hub, LOGGER_DEBUG);
 243                         }
 244
 245         $header = array();
 246         $header["uid"] = $importer["uid"];
 247         $header["network"] = NETWORK_OSTATUS;
 248         $header["type"] = "remote";
 249         $header["wall"] = 0;
 250         $header["origin"] = 0;
 251         $header["gravity"] = GRAVITY_PARENT;
 252
 253         // it could either be a received post or a post we fetched by ourselves
 254         // depending on that, the first node is different
 255         $first_child = $doc->firstChild->tagName;
 256
 257         if ($first_child == "feed")
 258                 $entries = $xpath->query('/atom:feed/atom:entry');
 259         else
 260                 $entries = $xpath->query('/atom:entry');
 261
 262         $conversation = "";
 263         $conversationlist = array();
 264         $item_id = 0;
 265
 266         // Reverse the order of the entries
 267         $entrylist = array();
 268
 269         foreach ($entries AS $entry)
 270                 $entrylist[] = $entry;
 271
 272         foreach (array_reverse($entrylist) AS $entry) {
 273
 274                 $mention = false;
 275
 276                 // fetch the author
 277                 if ($first_child == "feed")
 278                         $author = ostatus_fetchauthor($xpath, $doc->firstChild, $importer, $contact, false);
 279                 else
 280                         $author = ostatus_fetchauthor($xpath, $entry, $importer, $contact, false);
 281
 282                 $value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
 283                 if ($value != "")
 284                         $nickname = $value;
 285                 else
 286                         $nickname = $author["author-name"];
 287
 288                 $item = array_merge($header, $author);
 289
 290                 // Now get the item
 291                 $item["uri"] = $xpath->query('atom:id/text()', $entry)->item(0)->nodeValue;
 292
 293                 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 294                         intval($importer["uid"]), dbesc($item["uri"]));
 295                 if ($r) {
 296                         logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
 297                         continue;
 298                 }
 299
 300                 $item["body"] = add_page_info_to_body(html2bbcode($xpath->query('atom:content/text()', $entry)->item(0)->nodeValue));
 301                 $item["object-type"] = $xpath->query('activity:object-type/text()', $entry)->item(0)->nodeValue;
 302
 303                 if (($item["object-type"] == ACTIVITY_OBJ_BOOKMARK) OR ($item["object-type"] == ACTIVITY_OBJ_EVENT)) {
 304                         $item["title"] = $xpath->query('atom:title/text()', $entry)->item(0)->nodeValue;
 305                         $item["body"] = $xpath->query('atom:summary/text()', $entry)->item(0)->nodeValue;
 306                 } elseif ($item["object-type"] == ACTIVITY_OBJ_QUESTION)
 307                         $item["title"] = $xpath->query('atom:title/text()', $entry)->item(0)->nodeValue;
 308
 309                 $item["object"] = $xml;
 310                 $item["verb"] = $xpath->query('activity:verb/text()', $entry)->item(0)->nodeValue;
 311
 312                 /// @TODO
 313                 /// Delete a message
 314                 if ($item["verb"] == "qvitter-delete-notice") {
 315                         // ignore "Delete" messages (by now)
 316                         logger("Ignore delete message ".print_r($item, true));
 317                         continue;
 318                 }
 319
 320                 if ($item["verb"] == ACTIVITY_JOIN) {
 321                         // ignore "Join" messages
 322                         logger("Ignore join message ".print_r($item, true));
 323                         continue;
 324                 }
 325
 326                 if ($item["verb"] == ACTIVITY_FOLLOW) {
 327                         new_follower($importer, $contact, $item, $nickname);
 328                         continue;
 329                 }
 330
 331                 if ($item["verb"] == NAMESPACE_OSTATUS."/unfollow") {
 332                         lose_follower($importer, $contact, $item, $dummy);
 333                         continue;
 334                 }
 335
 336                 if ($item["verb"] == ACTIVITY_FAVORITE) {
 337                         $orig_uri = $xpath->query("activity:object/atom:id", $entry)->item(0)->nodeValue;
 338                         logger("Favorite ".$orig_uri." ".print_r($item, true));
 339
 340                         $item["verb"] = ACTIVITY_LIKE;
 341                         $item["parent-uri"] = $orig_uri;
 342                         $item["gravity"] = GRAVITY_LIKE;
 343                 }
 344
 345                 if ($item["verb"] == NAMESPACE_OSTATUS."/unfavorite") {
 346                         // Ignore "Unfavorite" message
 347                         logger("Ignore unfavorite message ".print_r($item, true));
 348                         continue;
 349                 }
 350
 351                 // http://activitystrea.ms/schema/1.0/rsvp-yes
 352                 if (!in_array($item["verb"], array(ACTIVITY_POST, ACTIVITY_LIKE, ACTIVITY_SHARE)))
 353                         logger("Unhandled verb ".$item["verb"]." ".print_r($item, true));
 354
 355                 $item["created"] = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
 356                 $item["edited"] = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
 357                 $conversation = $xpath->query('ostatus:conversation/text()', $entry)->item(0)->nodeValue;
 358
 359                 $related = "";
 360
 361                 $inreplyto = $xpath->query('thr:in-reply-to', $entry);
 362                 if (is_object($inreplyto->item(0))) {
 363                         foreach($inreplyto->item(0)->attributes AS $attributes) {
 364                                 if ($attributes->name == "ref")
 365                                         $item["parent-uri"] = $attributes->textContent;
 366                                 if ($attributes->name == "href")
 367                                         $related = $attributes->textContent;
 368                         }
 369                 }
 370
 371                 $georsspoint = $xpath->query('georss:point', $entry);
 372                 if ($georsspoint)
 373                         $item["coord"] = $georsspoint->item(0)->nodeValue;
 374
 375                 /// @TODO
 376                 /// $item["location"] =
 377
 378                 $categories = $xpath->query('atom:category', $entry);
 379                 if ($categories) {
 380                         foreach ($categories AS $category) {
 381                                 foreach($category->attributes AS $attributes)
 382                                         if ($attributes->name == "term") {
 383                                                 $term = $attributes->textContent;
 384                                                 if(strlen($item["tag"]))
 385                                                         $item["tag"] .= ',';
 386                                                 $item["tag"] .= "#[url=".$a->get_baseurl()."/search?tag=".$term."]".$term."[/url]";
 387                                         }
 388                         }
 389                 }
 390
 391                 $self = "";
 392                 $enclosure = "";
 393
 394                 $links = $xpath->query('atom:link', $entry);
 395                 if ($links) {
 396                         $rel = "";
 397                         $href = "";
 398                         $type = "";
 399                         $length = "0";
 400                         $title = "";
 401                         foreach ($links AS $link) {
 402                                 foreach($link->attributes AS $attributes) {
 403                                         if ($attributes->name == "href")
 404                                                 $href = $attributes->textContent;
 405                                         if ($attributes->name == "rel")
 406                                                 $rel = $attributes->textContent;
 407                                         if ($attributes->name == "type")
 408                                                 $type = $attributes->textContent;
 409                                         if ($attributes->name == "length")
 410                                                 $length = $attributes->textContent;
 411                                         if ($attributes->name == "title")
 412                                                 $title = $attributes->textContent;
 413                                 }
 414                                 if (($rel != "") AND ($href != ""))
 415                                         switch($rel) {
 416                                                 case "alternate":
 417                                                         $item["plink"] = $href;
 418                                                         if (($item["object-type"] == ACTIVITY_OBJ_QUESTION) OR
 419                                                                 ($item["object-type"] == ACTIVITY_OBJ_EVENT))
 420                                                                 $item["body"] .= add_page_info($href);
 421                                                         break;
 422                                                 case "ostatus:conversation":
 423                                                         $conversation = $href;
 424                                                         break;
 425                                                 case "enclosure":
 426                                                         $enclosure = $href;
 427                                                         if(strlen($item["attach"]))
 428                                                                 $item["attach"] .= ',';
 429
 430                                                         $item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
 431                                                         break;
 432                                                 case "related":
 433                                                         if ($item["object-type"] != ACTIVITY_OBJ_BOOKMARK) {
 434                                                                 if (!isset($item["parent-uri"]))
 435                                                                         $item["parent-uri"] = $href;
 436
 437                                                                 if ($related == "")
 438                                                                         $related = $href;
 439                                                         } else
 440                                                                 $item["body"] .= add_page_info($href);
 441                                                         break;
 442                                                 case "self":
 443                                                         $self = $href;
 444                                                         break;
 445                                                 case "mentioned":
 446                                                         // Notification check
 447                                                         if ($importer["nurl"] == normalise_link($href))
 448                                                                 $mention = true;
 449                                                         break;
 450                                         }
 451                         }
 452                 }
 453
 454                 $local_id = "";
 455                 $repeat_of = "";
 456
 457                 $notice_info = $xpath->query('statusnet:notice_info', $entry);
 458                 if ($notice_info AND ($notice_info->length > 0)) {
 459                         foreach($notice_info->item(0)->attributes AS $attributes) {
 460                                 if ($attributes->name == "source")
 461                                         $item["app"] = strip_tags($attributes->textContent);
 462                                 if ($attributes->name == "local_id")
 463                                         $local_id = $attributes->textContent;
 464                                 if ($attributes->name == "repeat_of")
 465                                         $repeat_of = $attributes->textContent;
 466                         }
 467                 }
 468
 469                 // Is it a repeated post?
 470                 if ($repeat_of != "") {
 471                         $activityobjects = $xpath->query('activity:object', $entry)->item(0);
 472
 473                         if (is_object($activityobjects)) {
 474
 475                                 $orig_uri = $xpath->query("activity:object/atom:id", $activityobjects)->item(0)->nodeValue;
 476                                 if (!isset($orig_uri))
 477                                         $orig_uri = $xpath->query('atom:id/text()', $activityobjects)->item(0)->nodeValue;
 478
 479                                 $orig_links = $xpath->query("activity:object/atom:link[@rel='alternate']", $activityobjects);
 480                                 if ($orig_links AND ($orig_links->length > 0))
 481                                         foreach($orig_links->item(0)->attributes AS $attributes)
 482                                                 if ($attributes->name == "href")
 483                                                         $orig_link = $attributes->textContent;
 484
 485                                 if (!isset($orig_link))
 486                                         $orig_link = $xpath->query("atom:link[@rel='alternate']", $activityobjects)->item(0)->nodeValue;
 487
 488                                 if (!isset($orig_link))
 489                                         $orig_link =  ostatus_convert_href($orig_uri);
 490
 491                                 $orig_body = $xpath->query('activity:object/atom:content/text()', $activityobjects)->item(0)->nodeValue;
 492                                 if (!isset($orig_body))
 493                                         $orig_body = $xpath->query('atom:content/text()', $activityobjects)->item(0)->nodeValue;
 494
 495                                 $orig_created = $xpath->query('atom:published/text()', $activityobjects)->item(0)->nodeValue;
 496
 497                                 $orig_contact = $contact;
 498                                 $orig_author = ostatus_fetchauthor($xpath, $activityobjects, $importer, $orig_contact, false);
 499
 500                                 //if (!intval(get_config('system','wall-to-wall_share'))) {
 501                                 //      $prefix = share_header($orig_author['author-name'], $orig_author['author-link'], $orig_author['author-avatar'], "", $orig_created, $orig_link);
 502                                 //      $item["body"] = $prefix.add_page_info_to_body(html2bbcode($orig_body))."[/share]";
 503                                 //} else {
 504                                         $item["author-name"] = $orig_author["author-name"];
 505                                         $item["author-link"] = $orig_author["author-link"];
 506                                         $item["author-avatar"] = $orig_author["author-avatar"];
 507                                         $item["body"] = add_page_info_to_body(html2bbcode($orig_body));
 508                                         $item["created"] = $orig_created;
 509
 510                                         $item["uri"] = $orig_uri;
 511                                         $item["plink"] = $orig_link;
 512                                 //}
 513
 514                                 $item["verb"] = $xpath->query('activity:verb/text()', $activityobjects)->item(0)->nodeValue;
 515
 516                                 $item["object-type"] = $xpath->query('activity:object/activity:object-type/text()', $activityobjects)->item(0)->nodeValue;
 517                                 if (!isset($item["object-type"]))
 518                                         $item["object-type"] = $xpath->query('activity:object-type/text()', $activityobjects)->item(0)->nodeValue;
 519                         }
 520                 }
 521
 522                 //if ($enclosure != "")
 523                 //      $item["body"] .= add_page_info($enclosure);
 524
 525                 if (isset($item["parent-uri"])) {
 526                         $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 527                                 intval($importer["uid"]), dbesc($item["parent-uri"]));
 528
 529                         if (!$r AND ($related != "")) {
 530                                 $reply_path = str_replace("/notice/", "/api/statuses/show/", $related).".atom";
 531
 532                                 if ($reply_path != $related) {
 533                                         logger("Fetching related items for user ".$importer["uid"]." from ".$reply_path, LOGGER_DEBUG);
 534                                         $reply_xml = fetch_url($reply_path);
 535
 536                                         $reply_contact = $contact;
 537                                         ostatus_import($reply_xml,$importer,$reply_contact, $reply_hub);
 538
 539                                         // After the import try to fetch the parent item again
 540                                         $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
 541                                                 intval($importer["uid"]), dbesc($item["parent-uri"]));
 542                                 }
 543                         }
 544                         if ($r) {
 545                                 $item["type"] = 'remote-comment';
 546                                 $item["gravity"] = GRAVITY_COMMENT;
 547                         }
 548                 } else
 549                         $item["parent-uri"] = $item["uri"];
 550
 551                 $item_id = ostatus_completion($conversation, $importer["uid"], $item);
 552
 553                 if (!$item_id) {
 554                         logger("Error storing item", LOGGER_DEBUG);
 555                         continue;
 556                 }
 557
 558                 logger("Item was stored with id ".$item_id, LOGGER_DEBUG);
 559                 $item["id"] = $item_id;
 560
 561                 if ($mention AND in_array($item["verb"], array(ACTIVITY_POST, ACTIVITY_SHARE))) {
 562                         $u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($item['uid']));
 563                         $r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($item_id));
 564
 565                         notification(array(
 566                                 'type'         => NOTIFY_TAGSELF,
 567                                 'notify_flags' => $u[0]["notify-flags"],
 568                                 'language'     => $u[0]["language"],
 569                                 'to_name'      => $u[0]["username"],
 570                                 'to_email'     => $u[0]["email"],
 571                                 'uid'          => $item["uid"],
 572                                 'item'         => $item,
 573                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item_id)),
 574                                 'source_name'  => $item["author-name"],
 575                                 'source_link'  => $item["author-link"],
 576                                 'source_photo' => $item["author-avatar"],
 577                                 'verb'         => ACTIVITY_TAG,
 578                                 'otype'        => 'item',
 579                                 'parent'       => $r[0]["parent"]
 580                         ));
 581                 }
 582         }
 583 }
 584
 585 function ostatus_convert_href($href) {
 586         $elements = explode(":",$href);
 587
 588         if ((count($elements) <= 2) OR ($elements[0] != "tag"))
 589                 return $href;
 590
 591         $server = explode(",", $elements[1]);
 592         $conversation = explode("=", $elements[2]);
 593
 594         if ((count($elements) == 4) AND ($elements[2] == "post"))
 595                 return "http://".$server[0]."/notice/".$elements[3];
 596
 597         if ((count($conversation) != 2) OR ($conversation[1] ==""))
 598                 return $href;
 599
 600         if ($elements[3] == "objectType=thread")
 601                 return "http://".$server[0]."/conversation/".$conversation[1];
 602         else
 603                 return "http://".$server[0]."/notice/".$conversation[1];
 604
 605         return $href;
 606 }
 607
 608 function check_conversations($mentions = false, $override = false) {
 609         $last = get_config('system','ostatus_last_poll');
 610
 611         $poll_interval = intval(get_config('system','ostatus_poll_interval'));
 612         if(! $poll_interval)
 613                 $poll_interval = OSTATUS_DEFAULT_POLL_INTERVAL;
 614
 615         // Don't poll if the interval is set negative
 616         if (($poll_interval < 0) AND !$override)
 617                 return;
 618
 619         if (!$mentions) {
 620                 $poll_timeframe = intval(get_config('system','ostatus_poll_timeframe'));
 621                 if (!$poll_timeframe)
 622                         $poll_timeframe = OSTATUS_DEFAULT_POLL_TIMEFRAME;
 623         } else {
 624                 $poll_timeframe = intval(get_config('system','ostatus_poll_timeframe'));
 625                 if (!$poll_timeframe)
 626                         $poll_timeframe = OSTATUS_DEFAULT_POLL_TIMEFRAME_MENTIONS;
 627         }
 628
 629
 630         if ($last AND !$override) {
 631                 $next = $last + ($poll_interval * 60);
 632                 if ($next > time()) {
 633                         logger('poll interval not reached');
 634                         return;
 635                 }
 636         }
 637
 638         logger('cron_start');
 639
 640         $start = date("Y-m-d H:i:s", time() - ($poll_timeframe * 60));
 641
 642         if ($mentions)
 643                 $conversations = q("SELECT `term`.`oid`, `term`.`url`, `term`.`uid` FROM `term`
 644                                         STRAIGHT_JOIN `thread` ON `thread`.`iid` = `term`.`oid` AND `thread`.`uid` = `term`.`uid`
 645                                         WHERE `term`.`type` = 7 AND `term`.`term` > '%s' AND `thread`.`mention`
 646                                         GROUP BY `term`.`url`, `term`.`uid` ORDER BY `term`.`term` DESC", dbesc($start));
 647         else
 648                 $conversations = q("SELECT `oid`, `url`, `uid` FROM `term`
 649                                         WHERE `type` = 7 AND `term` > '%s'
 650                                         GROUP BY `url`, `uid` ORDER BY `term` DESC", dbesc($start));
 651
 652         foreach ($conversations AS $conversation) {
 653                 ostatus_completion($conversation['url'], $conversation['uid']);
 654         }
 655
 656         logger('cron_end');
 657
 658         set_config('system','ostatus_last_poll', time());
 659 }
 660
 661 function ostatus_completion($conversation_url, $uid, $item = array()) {
 662
 663         $a = get_app();
 664
 665         $item_stored = -1;
 666
 667         $conversation_url = ostatus_convert_href($conversation_url);
 668
 669         // If the thread shouldn't be completed then store the item and go away
 670         if ((intval(get_config('system','ostatus_poll_interval')) == -2) AND (count($item) > 0)) {
 671                 //$arr["app"] .= " (OStatus-NoCompletion)";
 672                 $item_stored = item_store($item, true);
 673                 return($item_stored);
 674         }
 675
 676         // Get the parent
 677         $parents = q("SELECT `id`, `parent`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `id` IN
 678                         (SELECT `parent` FROM `item` WHERE `id` IN
 679                                 (SELECT `oid` FROM `term` WHERE `uid` = %d AND `otype` = %d AND `type` = %d AND `url` = '%s'))",
 680                         intval($uid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION), dbesc($conversation_url));
 681
 682         if ($parents)
 683                 $parent = $parents[0];
 684         elseif (count($item) > 0) {
 685                 $parent = $item;
 686                 $parent["type"] = "remote";
 687                 $parent["verb"] = ACTIVITY_POST;
 688                 $parent["visible"] = 1;
 689         } else {
 690                 // Preset the parent
 691                 $r = q("SELECT `id` FROM `contact` WHERE `self` AND `uid`=%d", $uid);
 692                 if (!$r)
 693                         return(-2);
 694
 695                 $parent = array();
 696                 $parent["id"] = 0;
 697                 $parent["parent"] = 0;
 698                 $parent["uri"] = "";
 699                 $parent["contact-id"] = $r[0]["id"];
 700                 $parent["type"] = "remote";
 701                 $parent["verb"] = ACTIVITY_POST;
 702                 $parent["visible"] = 1;
 703         }
 704
 705         $conv = str_replace("/conversation/", "/api/statusnet/conversation/", $conversation_url).".as";
 706         $pageno = 1;
 707         $items = array();
 708
 709         logger('fetching conversation url '.$conv.' for user '.$uid);
 710
 711         do {
 712                 $conv_arr = z_fetch_url($conv."?page=".$pageno);
 713
 714                 // If it is a non-ssl site and there is an error, then try ssl or vice versa
 715                 if (!$conv_arr["success"] AND (substr($conv, 0, 7) == "http://")) {
 716                         $conv = str_replace("http://", "https://", $conv);
 717                         $conv_as = fetch_url($conv."?page=".$pageno);
 718                 } elseif (!$conv_arr["success"] AND (substr($conv, 0, 8) == "https://")) {
 719                         $conv = str_replace("https://", "http://", $conv);
 720                         $conv_as = fetch_url($conv."?page=".$pageno);
 721                 } else
 722                         $conv_as = $conv_arr["body"];
 723
 724                 $conv_as = str_replace(',"statusnet:notice_info":', ',"statusnet_notice_info":', $conv_as);
 725                 $conv_as = json_decode($conv_as);
 726
 727                 $no_of_items = sizeof($items);
 728
 729                 if (@is_array($conv_as->items))
 730                         foreach ($conv_as->items AS $single_item)
 731                                 $items[$single_item->id] = $single_item;
 732
 733                 if ($no_of_items == sizeof($items))
 734                         break;
 735
 736                 $pageno++;
 737
 738         } while (true);
 739
 740         logger('fetching conversation done. Found '.count($items).' items');
 741
 742         if (!sizeof($items)) {
 743                 if (count($item) > 0) {
 744                         //$arr["app"] .= " (OStatus-NoConvFetched)";
 745                         $item_stored = item_store($item, true);
 746
 747                         if ($item_stored) {
 748                                 logger("Conversation ".$conversation_url." couldn't be fetched. Item uri ".$item["uri"]." stored: ".$item_stored, LOGGER_DEBUG);
 749                                 ostatus_store_conversation($item_id, $conversation_url);
 750                         }
 751
 752                         return($item_stored);
 753                 } else
 754                         return(-3);
 755         }
 756
 757         $items = array_reverse($items);
 758
 759         $r = q("SELECT `nurl` FROM `contact` WHERE `uid` = %d AND `self`", intval($uid));
 760         $importer = $r[0];
 761
 762         foreach ($items as $single_conv) {
 763
 764                 // Test - remove before flight
 765                 //$tempfile = tempnam(get_temppath(), "conversation");
 766                 //file_put_contents($tempfile, json_encode($single_conv));
 767
 768                 $mention = false;
 769
 770                 if (isset($single_conv->object->id))
 771                         $single_conv->id = $single_conv->object->id;
 772
 773                 $plink = ostatus_convert_href($single_conv->id);
 774                 if (isset($single_conv->object->url))
 775                         $plink = ostatus_convert_href($single_conv->object->url);
 776
 777                 if (@!$single_conv->id)
 778                         continue;
 779
 780                 logger("Got id ".$single_conv->id, LOGGER_DEBUG);
 781
 782                 if ($first_id == "") {
 783                         $first_id = $single_conv->id;
 784
 785                         // The first post of the conversation isn't our first post. There are three options:
 786                         // 1. Our conversation hasn't the "real" thread starter
 787                         // 2. This first post is a post inside our thread
 788                         // 3. This first post is a post inside another thread
 789                         if (($first_id != $parent["uri"]) AND ($parent["uri"] != "")) {
 790                                 $new_parents = q("SELECT `id`, `parent`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `id` IN
 791                                                         (SELECT `parent` FROM `item`
 792                                                                 WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s')) LIMIT 1",
 793                                         intval($uid), dbesc($first_id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 794                                 if ($new_parents) {
 795                                         if ($new_parents[0]["parent"] == $parent["parent"]) {
 796                                                 // Option 2: This post is already present inside our thread - but not as thread starter
 797                                                 logger("Option 2: uri present in our thread: ".$first_id, LOGGER_DEBUG);
 798                                                 $first_id = $parent["uri"];
 799                                         } else {
 800                                                 // Option 3: Not so good. We have mixed parents. We have to see how to clean this up.
 801                                                 // For now just take the new parent.
 802                                                 $parent = $new_parents[0];
 803                                                 $first_id = $parent["uri"];
 804                                                 logger("Option 3: mixed parents for uri ".$first_id, LOGGER_DEBUG);
 805                                         }
 806                                 } else {
 807                                         // Option 1: We hadn't got the real thread starter
 808                                         // We have to clean up our existing messages.
 809                                         $parent["id"] = 0;
 810                                         $parent["uri"] = $first_id;
 811                                         logger("Option 1: we have a new parent: ".$first_id, LOGGER_DEBUG);
 812                                 }
 813                         } elseif ($parent["uri"] == "") {
 814                                 $parent["id"] = 0;
 815                                 $parent["uri"] = $first_id;
 816                         }
 817                 }
 818
 819                 $parent_uri = $parent["uri"];
 820
 821                 // "context" only seems to exist on older servers
 822                 if (isset($single_conv->context->inReplyTo->id)) {
 823                         $parent_exists = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 824                                                 intval($uid), dbesc($single_conv->context->inReplyTo->id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 825                         if ($parent_exists)
 826                                 $parent_uri = $single_conv->context->inReplyTo->id;
 827                 }
 828
 829                 // This is the current way
 830                 if (isset($single_conv->object->inReplyTo->id)) {
 831                         $parent_exists = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 832                                                 intval($uid), dbesc($single_conv->object->inReplyTo->id), dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 833                         if ($parent_exists)
 834                                 $parent_uri = $single_conv->object->inReplyTo->id;
 835                 }
 836
 837                 $message_exists = q("SELECT `id`, `parent`, `uri` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s','%s') LIMIT 1",
 838                                                 intval($uid), dbesc($single_conv->id),
 839                                                 dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN));
 840                 if ($message_exists) {
 841                         logger("Message ".$single_conv->id." already existed on the system", LOGGER_DEBUG);
 842
 843                         if ($parent["id"] != 0) {
 844                                 $existing_message = $message_exists[0];
 845
 846                                 // We improved the way we fetch OStatus messages, this shouldn't happen very often now
 847                                 /// @TODO We have to change the shadow copies as well. This way here is really ugly.
 848                                 if ($existing_message["parent"] != $parent["id"]) {
 849                                         logger('updating id '.$existing_message["id"].' with parent '.$existing_message["parent"].' to parent '.$parent["id"].' uri '.$parent["uri"].' thread '.$parent_uri, LOGGER_DEBUG);
 850
 851                                         // Update the parent id of the selected item
 852                                         $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s' WHERE `id` = %d",
 853                                                 intval($parent["id"]), dbesc($parent["uri"]), intval($existing_message["id"]));
 854
 855                                         // Update the parent uri in the thread - but only if it points to itself
 856                                         $r = q("UPDATE `item` SET `thr-parent` = '%s' WHERE `id` = %d AND `uri` = `thr-parent`",
 857                                                 dbesc($parent_uri), intval($existing_message["id"]));
 858
 859                                         // try to change all items of the same parent
 860                                         $r = q("UPDATE `item` SET `parent` = %d, `parent-uri` = '%s' WHERE `parent` = %d",
 861                                                 intval($parent["id"]), dbesc($parent["uri"]), intval($existing_message["parent"]));
 862
 863                                         // Update the parent uri in the thread - but only if it points to itself
 864                                         $r = q("UPDATE `item` SET `thr-parent` = '%s' WHERE (`parent` = %d) AND (`uri` = `thr-parent`)",
 865                                                 dbesc($parent["uri"]), intval($existing_message["parent"]));
 866
 867                                         // Now delete the thread
 868                                         delete_thread($existing_message["parent"]);
 869                                 }
 870                         }
 871
 872                         // The item we are having on the system is the one that we wanted to store via the item array
 873                         if (isset($item["uri"]) AND ($item["uri"] == $existing_message["uri"])) {
 874                                 $item = array();
 875                                 $item_stored = 0;
 876                         }
 877
 878                         continue;
 879                 }
 880
 881                 if (is_array($single_conv->to))
 882                         foreach($single_conv->to AS $to)
 883                                 if ($importer["nurl"] == normalise_link($to->id))
 884                                         $mention = true;
 885
 886                 $actor = $single_conv->actor->id;
 887                 if (isset($single_conv->actor->url))
 888                         $actor = $single_conv->actor->url;
 889
 890                 $contact = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
 891                                 $uid, normalise_link($actor), NETWORK_STATUSNET);
 892
 893                 if (count($contact)) {
 894                         logger("Found contact for url ".$actor, LOGGER_DEBUG);
 895                         $contact_id = $contact[0]["id"];
 896                 } else {
 897                         logger("No contact found for url ".$actor, LOGGER_DEBUG);
 898
 899                         // Adding a global contact
 900                         /// @TODO Use this data for the post
 901                         $global_contact_id = get_contact($actor, 0);
 902
 903                         logger("Global contact ".$global_contact_id." found for url ".$actor, LOGGER_DEBUG);
 904
 905                         $contact_id = $parent["contact-id"];
 906                 }
 907
 908                 $arr = array();
 909                 $arr["network"] = NETWORK_OSTATUS;
 910                 $arr["uri"] = $single_conv->id;
 911                 $arr["plink"] = $plink;
 912                 $arr["uid"] = $uid;
 913                 $arr["contact-id"] = $contact_id;
 914                 $arr["parent-uri"] = $parent_uri;
 915                 $arr["created"] = $single_conv->published;
 916                 $arr["edited"] = $single_conv->published;
 917                 $arr["owner-name"] = $single_conv->actor->displayName;
 918                 if ($arr["owner-name"] == '')
 919                         $arr["owner-name"] = $single_conv->actor->contact->displayName;
 920                 if ($arr["owner-name"] == '')
 921                         $arr["owner-name"] = $single_conv->actor->portablecontacts_net->displayName;
 922
 923                 $arr["owner-link"] = $actor;
 924                 $arr["owner-avatar"] = $single_conv->actor->image->url;
 925                 $arr["author-name"] = $arr["owner-name"];
 926                 $arr["author-link"] = $actor;
 927                 $arr["author-avatar"] = $single_conv->actor->image->url;
 928                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->content));
 929
 930                 if (isset($single_conv->status_net->notice_info->source))
 931                         $arr["app"] = strip_tags($single_conv->status_net->notice_info->source);
 932                 elseif (isset($single_conv->statusnet->notice_info->source))
 933                         $arr["app"] = strip_tags($single_conv->statusnet->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->provider->displayName))
 937                         $arr["app"] = $single_conv->provider->displayName;
 938                 else
 939                         $arr["app"] = "OStatus";
 940
 941                 //$arr["app"] .= " (Conversation)";
 942
 943                 $arr["object"] = json_encode($single_conv);
 944                 $arr["verb"] = $parent["verb"];
 945                 $arr["visible"] = $parent["visible"];
 946                 $arr["location"] = $single_conv->location->displayName;
 947                 $arr["coord"] = trim($single_conv->location->lat." ".$single_conv->location->lon);
 948
 949                 // Is it a reshared item?
 950                 if (isset($single_conv->verb) AND ($single_conv->verb == "share") AND isset($single_conv->object)) {
 951                         if (is_array($single_conv->object))
 952                                 $single_conv->object = $single_conv->object[0];
 953
 954                         logger("Found reshared item ".$single_conv->object->id);
 955
 956                         // $single_conv->object->context->conversation;
 957
 958                         if (isset($single_conv->object->object->id))
 959                                 $arr["uri"] = $single_conv->object->object->id;
 960                         else
 961                                 $arr["uri"] = $single_conv->object->id;
 962
 963                         if (isset($single_conv->object->object->url))
 964                                 $plink = ostatus_convert_href($single_conv->object->object->url);
 965                         else
 966                                 $plink = ostatus_convert_href($single_conv->object->url);
 967
 968                         if (isset($single_conv->object->object->content))
 969                                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->object->object->content));
 970                         else
 971                                 $arr["body"] = add_page_info_to_body(html2bbcode($single_conv->object->content));
 972
 973                         $arr["plink"] = $plink;
 974
 975                         $arr["created"] = $single_conv->object->published;
 976                         $arr["edited"] = $single_conv->object->published;
 977
 978                         $arr["author-name"] = $single_conv->object->actor->displayName;
 979                         if ($arr["owner-name"] == '')
 980                                 $arr["author-name"] = $single_conv->object->actor->contact->displayName;
 981
 982                         $arr["author-link"] = $single_conv->object->actor->url;
 983                         $arr["author-avatar"] = $single_conv->object->actor->image->url;
 984
 985                         $arr["app"] = $single_conv->object->provider->displayName."#";
 986                         //$arr["verb"] = $single_conv->object->verb;
 987
 988                         $arr["location"] = $single_conv->object->location->displayName;
 989                         $arr["coord"] = trim($single_conv->object->location->lat." ".$single_conv->object->location->lon);
 990                 }
 991
 992                 if ($arr["location"] == "")
 993                         unset($arr["location"]);
 994
 995                 if ($arr["coord"] == "")
 996                         unset($arr["coord"]);
 997
 998                 // Copy fields from given item array
 999                 if (isset($item["uri"]) AND (($item["uri"] == $arr["uri"]) OR ($item["uri"] ==  $single_conv->id))) {
1000                         $copy_fields = array("owner-name", "owner-link", "owner-avatar", "author-name", "author-link", "author-avatar",
1001                                                 "gravity", "body", "object-type", "object", "verb", "created", "edited", "coord", "tag",
1002                                                 "title", "attach", "app", "type", "location", "contact-id", "uri");
1003                         foreach ($copy_fields AS $field)
1004                                 if (isset($item[$field]))
1005                                         $arr[$field] = $item[$field];
1006
1007                         //$arr["app"] .= " (OStatus)";
1008                 }
1009
1010                 $newitem = item_store($arr);
1011                 if (!$newitem) {
1012                         logger("Item wasn't stored ".print_r($arr, true), LOGGER_DEBUG);
1013                         continue;
1014                 }
1015
1016                 if (isset($item["uri"]) AND ($item["uri"] == $arr["uri"])) {
1017                         $item = array();
1018                         $item_stored = $newitem;
1019                 }
1020
1021                 logger('Stored new item '.$plink.' for parent '.$arr["parent-uri"].' under id '.$newitem, LOGGER_DEBUG);
1022
1023                 // Add the conversation entry (but don't fetch the whole conversation)
1024                 ostatus_store_conversation($newitem, $conversation_url);
1025
1026                 if ($mention) {
1027                         $u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($uid));
1028                         $r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($newitem));
1029
1030                         notification(array(
1031                                 'type'         => NOTIFY_TAGSELF,
1032                                 'notify_flags' => $u[0]["notify-flags"],
1033                                 'language'     => $u[0]["language"],
1034                                 'to_name'      => $u[0]["username"],
1035                                 'to_email'     => $u[0]["email"],
1036                                 'uid'          => $uid,
1037                                 'item'         => $arr,
1038                                 'link'         => $a->get_baseurl().'/display/'.urlencode(get_item_guid($newitem)),
1039                                 'source_name'  => $arr["author-name"],
1040                                 'source_link'  => $arr["author-link"],
1041                                 'source_photo' => $arr["author-avatar"],
1042                                 'verb'         => ACTIVITY_TAG,
1043                                 'otype'        => 'item',
1044                                 'parent'       => $r[0]["parent"]
1045                         ));
1046                 }
1047
1048                 // If the newly created item is the top item then change the parent settings of the thread
1049                 // This shouldn't happen anymore. This is supposed to be absolote.
1050                 if ($arr["uri"] == $first_id) {
1051                         logger('setting new parent to id '.$newitem);
1052                         $new_parents = q("SELECT `id`, `uri`, `contact-id`, `type`, `verb`, `visible` FROM `item` WHERE `uid` = %d AND `id` = %d LIMIT 1",
1053                                 intval($uid), intval($newitem));
1054                         if ($new_parents)
1055                                 $parent = $new_parents[0];
1056                 }
1057         }
1058
1059         if (($item_stored < 0) AND (count($item) > 0)) {
1060                 //$arr["app"] .= " (OStatus-NoConvFound)";
1061                 $item_stored = item_store($item, true);
1062                 if ($item_stored) {
1063                         logger("Uri ".$item["uri"]." wasn't found in conversation ".$conversation_url, LOGGER_DEBUG);
1064                         ostatus_store_conversation($item_stored, $conversation_url);
1065                 }
1066         }
1067
1068         return($item_stored);
1069 }
1070
1071 function ostatus_store_conversation($itemid, $conversation_url) {
1072         global $a;
1073
1074         $conversation_url = ostatus_convert_href($conversation_url);
1075
1076         $messages = q("SELECT `uid`, `parent`, `created`, `received`, `guid` FROM `item` WHERE `id` = %d LIMIT 1", intval($itemid));
1077         if (!$messages)
1078                 return;
1079         $message = $messages[0];
1080
1081         // Store conversation url if not done before
1082         $conversation = q("SELECT `url` FROM `term` WHERE `uid` = %d AND `oid` = %d AND `otype` = %d AND `type` = %d",
1083                 intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION));
1084
1085         if (!$conversation) {
1086                 $r = q("INSERT INTO `term` (`uid`, `oid`, `otype`, `type`, `term`, `url`, `created`, `received`, `guid`) VALUES (%d, %d, %d, %d, '%s', '%s', '%s', '%s', '%s')",
1087                         intval($message["uid"]), intval($itemid), intval(TERM_OBJ_POST), intval(TERM_CONVERSATION),
1088                         dbesc($message["created"]), dbesc($conversation_url), dbesc($message["created"]), dbesc($message["received"]), dbesc($message["guid"]));
1089                 logger('Storing conversation url '.$conversation_url.' for id '.$itemid);
1090         }
1091 }
1092
1093 function get_reshared_guid($item) {
1094         $body = trim($item["body"]);
1095
1096         // Skip if it isn't a pure repeated messages
1097         // Does it start with a share?
1098         if (strpos($body, "[share") > 0)
1099                 return("");
1100
1101         // Does it end with a share?
1102         if (strlen($body) > (strrpos($body, "[/share]") + 8))
1103                 return("");
1104
1105         $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
1106         // Skip if there is no shared message in there
1107         if ($body == $attributes)
1108                 return(false);
1109
1110         $guid = "";
1111         preg_match("/guid='(.*?)'/ism", $attributes, $matches);
1112         if ($matches[1] != "")
1113                 $guid = $matches[1];
1114
1115         preg_match('/guid="(.*?)"/ism', $attributes, $matches);
1116         if ($matches[1] != "")
1117                 $guid = $matches[1];
1118
1119         return $guid;
1120 }
1121
1122 function xml_create_element($doc, $element, $value = "", $attributes = array()) {
1123         $element = $doc->createElement($element, xmlify($value));
1124
1125         foreach ($attributes AS $key => $value) {
1126                 $attribute = $doc->createAttribute($key);
1127                 $attribute->value = xmlify($value);
1128                 $element->appendChild($attribute);
1129         }
1130         return $element;
1131 }
1132
1133 function xml_add_element($doc, $parent, $element, $value = "", $attributes = array()) {
1134         $element = xml_create_element($doc, $element, $value, $attributes);
1135         $parent->appendChild($element);
1136 }
1137
1138 function ostatus_format_picture_post($body) {
1139         $siteinfo = get_attached_data($body);
1140
1141         if (($siteinfo["type"] == "photo")) {
1142                 if (isset($siteinfo["preview"]))
1143                         $preview = $siteinfo["preview"];
1144                 else
1145                         $preview = $siteinfo["image"];
1146
1147                 // Is it a remote picture? Then make a smaller preview here
1148                 $preview = proxy_url($preview, false, PROXY_SIZE_SMALL);
1149
1150                 // Is it a local picture? Then make it smaller here
1151                 $preview = str_replace(array("-0.jpg", "-0.png"), array("-2.jpg", "-2.png"), $preview);
1152                 $preview = str_replace(array("-1.jpg", "-1.png"), array("-2.jpg", "-2.png"), $preview);
1153
1154                 if (isset($siteinfo["url"]))
1155                         $url = $siteinfo["url"];
1156                 else
1157                         $url = $siteinfo["image"];
1158
1159                 $body = trim($siteinfo["text"])." [url]".$url."[/url]\n[img]".$preview."[/img]";
1160         }
1161
1162         return $body;
1163 }
1164
1165 function ostatus_add_header($doc, $owner) {
1166         $a = get_app();
1167
1168         $root = $doc->createElementNS(NS_ATOM, 'feed');
1169         $doc->appendChild($root);
1170
1171         $root->setAttribute("xmlns:thr", NS_THR);
1172         $root->setAttribute("xmlns:georss", NS_GEORSS);
1173         $root->setAttribute("xmlns:activity", NS_ACTIVITY);
1174         $root->setAttribute("xmlns:media", NS_MEDIA);
1175         $root->setAttribute("xmlns:poco", NS_POCO);
1176         $root->setAttribute("xmlns:ostatus", NS_OSTATUS);
1177         $root->setAttribute("xmlns:statusnet", NS_STATUSNET);
1178
1179         $attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
1180         xml_add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
1181         xml_add_element($doc, $root, "id", $a->get_baseurl()."/profile/".$owner["nick"]);
1182         xml_add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
1183         xml_add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
1184         xml_add_element($doc, $root, "logo", $owner["photo"]);
1185         xml_add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
1186
1187         $author = ostatus_add_author($doc, $owner);
1188         $root->appendChild($author);
1189
1190         $attributes = array("href" => $owner["url"], "rel" => "alternate", "type" => "text/html");
1191         xml_add_element($doc, $root, "link", "", $attributes);
1192
1193         /// @TODO We have to find out what this is
1194         /// $attributes = array("href" => $a->get_baseurl()."/sup",
1195         ///             "rel" => "http://api.friendfeed.com/2008/03#sup",
1196         ///             "type" => "application/json");
1197         /// xml_add_element($doc, $root, "link", "", $attributes);
1198
1199         ostatus_hublinks($doc, $root);
1200
1201         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "salmon");
1202         xml_add_element($doc, $root, "link", "", $attributes);
1203
1204         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies");
1205         xml_add_element($doc, $root, "link", "", $attributes);
1206
1207         $attributes = array("href" => $a->get_baseurl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention");
1208         xml_add_element($doc, $root, "link", "", $attributes);
1209
1210         $attributes = array("href" => $a->get_baseurl()."/api/statuses/user_timeline/".$owner["nick"].".atom",
1211                         "rel" => "self", "type" => "application/atom+xml");
1212         xml_add_element($doc, $root, "link", "", $attributes);
1213
1214         return $root;
1215 }
1216
1217 function ostatus_hublinks($doc, $root) {
1218         $a = get_app();
1219         $hub = get_config('system','huburl');
1220
1221         $hubxml = '';
1222         if(strlen($hub)) {
1223                 $hubs = explode(',', $hub);
1224                 if(count($hubs)) {
1225                         foreach($hubs as $h) {
1226                                 $h = trim($h);
1227                                 if(! strlen($h))
1228                                         continue;
1229                                 if ($h === '[internal]')
1230                                         $h = $a->get_baseurl() . '/pubsubhubbub';
1231                                 xml_add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
1232                         }
1233                 }
1234         }
1235 }
1236
1237 function ostatus_get_attachment($doc, $root, $item) {
1238         $o = "";
1239         $siteinfo = get_attached_data($item["body"]);
1240
1241         switch($siteinfo["type"]) {
1242                 case 'link':
1243                         $attributes = array("rel" => "enclosure",
1244                                         "href" => $siteinfo["url"],
1245                                         "type" => "text/html; charset=UTF-8",
1246                                         "length" => "",
1247                                         "title" => $siteinfo["title"]);
1248                         xml_add_element($doc, $root, "link", "", $attributes);
1249                         break;
1250                 case 'photo':
1251                         $imgdata = get_photo_info($siteinfo["image"]);
1252                         $attributes = array("rel" => "enclosure",
1253                                         "href" => $siteinfo["image"],
1254                                         "type" => $imgdata["mime"],
1255                                         "length" => intval($imgdata["size"]));
1256                         xml_add_element($doc, $root, "link", "", $attributes);
1257                         break;
1258                 case 'video':
1259                         $attributes = array("rel" => "enclosure",
1260                                         "href" => $siteinfo["url"],
1261                                         "type" => "text/html; charset=UTF-8",
1262                                         "length" => "",
1263                                         "title" => $siteinfo["title"]);
1264                         xml_add_element($doc, $root, "link", "", $attributes);
1265                         break;
1266                 default:
1267                         break;
1268         }
1269
1270         if (($siteinfo["type"] != "photo") AND isset($siteinfo["image"])) {
1271                 $photodata = get_photo_info($siteinfo["image"]);
1272
1273                 $attributes = array("rel" => "preview", "href" => $siteinfo["image"], "media:width" => $photodata[0], "media:height" => $photodata[1]);
1274                 xml_add_element($doc, $root, "link", "", $attributes);
1275         }
1276
1277
1278         $arr = explode('[/attach],',$item['attach']);
1279         if(count($arr)) {
1280                 foreach($arr as $r) {
1281                         $matches = false;
1282                         $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches);
1283                         if($cnt) {
1284                                 $attributes = array("rel" => "enclosure",
1285                                                 "href" => $matches[1],
1286                                                 "type" => $matches[3]);
1287
1288                                 if(intval($matches[2]))
1289                                         $attributes["length"] = intval($matches[2]);
1290
1291                                 if(trim($matches[4]) != "")
1292                                         $attributes["title"] = trim($matches[4]);
1293
1294                                 xml_add_element($doc, $root, "link", "", $attributes);
1295                         }
1296                 }
1297         }
1298 }
1299
1300 function ostatus_add_author($doc, $owner) {
1301         $a = get_app();
1302
1303         $r = q("SELECT `homepage` FROM `profile` WHERE `uid` = %d AND `is-default` LIMIT 1", intval($owner["uid"]));
1304         if ($r)
1305                 $profile = $r[0];
1306
1307         $author = $doc->createElement("author");
1308         xml_add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
1309         xml_add_element($doc, $author, "uri", $owner["url"]);
1310         xml_add_element($doc, $author, "name", $owner["name"]);
1311
1312         $attributes = array("rel" => "alternate", "type" => "text/html", "href" => $owner["url"]);
1313         xml_add_element($doc, $author, "link", "", $attributes);
1314
1315         $attributes = array(
1316                         "rel" => "avatar",
1317                         "type" => "image/jpeg", // To-Do?
1318                         "media:width" => 175,
1319                         "media:height" => 175,
1320                         "href" => $owner["photo"]);
1321         xml_add_element($doc, $author, "link", "", $attributes);
1322
1323         if (isset($owner["thumb"])) {
1324                 $attributes = array(
1325                                 "rel" => "avatar",
1326                                 "type" => "image/jpeg", // To-Do?
1327                                 "media:width" => 80,
1328                                 "media:height" => 80,
1329                                 "href" => $owner["thumb"]);
1330                 xml_add_element($doc, $author, "link", "", $attributes);
1331         }
1332
1333         xml_add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
1334         xml_add_element($doc, $author, "poco:displayName", $owner["name"]);
1335         xml_add_element($doc, $author, "poco:note", $owner["about"]);
1336
1337         if (trim($owner["location"]) != "") {
1338                 $element = $doc->createElement("poco:address");
1339                 xml_add_element($doc, $element, "poco:formatted", $owner["location"]);
1340                 $author->appendChild($element);
1341         }
1342
1343         if (trim($profile["homepage"]) != "") {
1344                 $urls = $doc->createElement("poco:urls");
1345                 xml_add_element($doc, $urls, "poco:type", "homepage");
1346                 xml_add_element($doc, $urls, "poco:value", $profile["homepage"]);
1347                 xml_add_element($doc, $urls, "poco:primary", "true");
1348                 $author->appendChild($urls);
1349         }
1350
1351         if (count($profile)) {
1352                 xml_add_element($doc, $author, "followers", "", array("url" => $a->get_baseurl()."/viewcontacts/".$owner["nick"]));
1353                 xml_add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
1354         }
1355
1356         return $author;
1357 }
1358
1359 /**
1360  * @TODO Picture attachments should look like this:
1361  *      <a href="https://status.pirati.ca/attachment/572819" title="https://status.pirati.ca/file/heluecht-20151202T222602-rd3u49p.gif"
1362  *      class="attachment thumbnail" id="attachment-572819" rel="nofollow external">https://status.pirati.ca/attachment/572819</a>
1363  *
1364 */
1365
1366 function ostatus_entry($doc, $item, $owner, $toplevel = false, $repeat = false) {
1367         $a = get_app();
1368
1369         $is_repeat = false;
1370
1371 /*      if (!$repeat) {
1372                 $repeated_guid = get_reshared_guid($item);
1373
1374                 if ($repeated_guid != "") {
1375                         $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
1376                                 intval($owner["uid"]), dbesc($repeated_guid));
1377                         if ($r) {
1378                                 $repeated_item = $r[0];
1379                                 $is_repeat = true;
1380                         }
1381                 }
1382         }
1383 */
1384         if (!$toplevel AND !$repeat) {
1385                 $entry = $doc->createElement("entry");
1386                 $title = sprintf("New note by %s", $owner["nick"]);
1387         } elseif (!$toplevel AND $repeat) {
1388                 $entry = $doc->createElement("activity:object");
1389                 $title = sprintf("New note by %s", $owner["nick"]);
1390         } else {
1391                 $entry = $doc->createElementNS(NS_ATOM, "entry");
1392
1393                 $entry->setAttribute("xmlns:thr", NS_THR);
1394                 $entry->setAttribute("xmlns:georss", NS_GEORSS);
1395                 $entry->setAttribute("xmlns:activity", NS_ACTIVITY);
1396                 $entry->setAttribute("xmlns:media", NS_MEDIA);
1397                 $entry->setAttribute("xmlns:poco", NS_POCO);
1398                 $entry->setAttribute("xmlns:ostatus", NS_OSTATUS);
1399                 $entry->setAttribute("xmlns:statusnet", NS_STATUSNET);
1400
1401                 $author = ostatus_add_author($doc, $owner);
1402                 $entry->appendChild($author);
1403
1404                 $title = sprintf("New comment by %s", $owner["nick"]);
1405         }
1406
1407         // To use the object-type "bookmark" we have to implement these elements:
1408         //
1409         // <activity:object-type>http://activitystrea.ms/schema/1.0/bookmark</activity:object-type>
1410         // <title>Historic Rocket Landing</title>
1411         // <summary>Nur ein Testbeitrag.</summary>
1412         // <link rel="related" href="https://www.youtube.com/watch?v=9pillaOxGCo"/>
1413         // <link rel="preview" href="https://pirati.cc/file/thumb-4526-450x338-b48c8055f0c2fed0c3f67adc234c4b99484a90c42ed3cac73dc1081a4d0a7bc1.jpg.jpg" media:width="450" media:height="338"/>
1414         //
1415         // But: it seems as if it doesn't federate well between the GS servers
1416         // So we just set it to "note" to be sure that it reaches their target systems
1417
1418         if (!$repeat)
1419                 xml_add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
1420         else
1421                 xml_add_element($doc, $entry, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA.'activity');
1422
1423         xml_add_element($doc, $entry, "id", $item["uri"]);
1424         xml_add_element($doc, $entry, "title", $title);
1425
1426         if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
1427                 $body = fix_private_photos($item['body'],$owner['uid'],$item, 0);
1428         else
1429                 $body = $item['body'];
1430
1431         $body = ostatus_format_picture_post($body);
1432
1433         if ($item['title'] != "")
1434                 $body = "[b]".$item['title']."[/b]\n\n".$body;
1435
1436         //$body = bb_remove_share_information($body);
1437         $body = bbcode($body, false, false, 7);
1438
1439         xml_add_element($doc, $entry, "content", $body, array("type" => "html"));
1440
1441         xml_add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
1442                                                         "href" => $a->get_baseurl()."/display/".$item["guid"]));
1443
1444         xml_add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
1445
1446         if (!$is_repeat)
1447                 xml_add_element($doc, $entry, "activity:verb", construct_verb($item));
1448         else
1449                 xml_add_element($doc, $entry, "activity:verb", ACTIVITY_SHARE);
1450
1451         xml_add_element($doc, $entry, "published", datetime_convert("UTC","UTC",$item["created"]."+00:00",ATOM_TIME));
1452         xml_add_element($doc, $entry, "updated", datetime_convert("UTC","UTC",$item["edited"]."+00:00",ATOM_TIME));
1453
1454         if ($is_repeat) {
1455                 $repeated_owner = array();
1456                 $repeated_owner["name"] = $repeated_item["author-name"];
1457                 $repeated_owner["url"] = $repeated_item["author-link"];
1458                 $repeated_owner["photo"] = $repeated_item["author-avatar"];
1459                 $repeated_owner["nick"] = $repeated_owner["name"];
1460                 $repeated_owner["location"] = "";
1461                 $repeated_owner["about"] = "";
1462                 $repeated_owner["uid"] = 0;
1463
1464                 // Fetch the missing data from the global contacts
1465                 $r =q("SELECT * FROM `gcontact` WHERE `nurl` = '%s'", normalise_link($repeated_item["author-link"]));
1466                 if ($r) {
1467                         if ($r[0]["nick"] != "")
1468                                 $repeated_owner["nick"] = $r[0]["nick"];
1469
1470                         $repeated_owner["location"] = $r[0]["location"];
1471                         $repeated_owner["about"] = $r[0]["about"];
1472                 }
1473
1474                 $entry_repeat = ostatus_entry($doc, $repeated_item, $repeated_owner, false, true);
1475                 $entry->appendChild($entry_repeat);
1476         } elseif ($repeat) {
1477                 $author = ostatus_add_author($doc, $owner);
1478                 $entry->appendChild($author);
1479         }
1480
1481         $mentioned = array();
1482
1483         if (($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
1484                 $parent = q("SELECT `guid`, `author-link`, `owner-link` FROM `item` WHERE `id` = %d", intval($item["parent"]));
1485                 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
1486
1487                 $attributes = array(
1488                                 "ref" => $parent_item,
1489                                 "type" => "text/html",
1490                                 "href" => $a->get_baseurl()."/display/".$parent[0]["guid"]);
1491                 xml_add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
1492
1493                 $attributes = array(
1494                                 "rel" => "related",
1495                                 "href" => $a->get_baseurl()."/display/".$parent[0]["guid"]);
1496                 xml_add_element($doc, $entry, "link", "", $attributes);
1497
1498                 $mentioned[$parent[0]["author-link"]] = $parent[0]["author-link"];
1499                 $mentioned[$parent[0]["owner-link"]] = $parent[0]["owner-link"];
1500
1501                 $thrparent = q("SELECT `guid`, `author-link`, `owner-link` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
1502                                 intval($owner["uid"]),
1503                                 dbesc($parent_item));
1504                 if ($thrparent) {
1505                         $mentioned[$thrparent[0]["author-link"]] = $thrparent[0]["author-link"];
1506                         $mentioned[$thrparent[0]["owner-link"]] = $thrparent[0]["owner-link"];
1507                 }
1508         }
1509
1510         xml_add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation",
1511                                                         "href" => $a->get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]));
1512         xml_add_element($doc, $entry, "ostatus:conversation", $a->get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]);
1513
1514         $tags = item_getfeedtags($item);
1515
1516         if(count($tags))
1517                 foreach($tags as $t)
1518                         if ($t[0] == "@")
1519                                 $mentioned[$t[1]] = $t[1];
1520
1521         // Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
1522         $newmentions = array();
1523         foreach ($mentioned AS $mention) {
1524                 $newmentions[str_replace("http://", "https://", $mention)] = str_replace("http://", "https://", $mention);
1525                 $newmentions[str_replace("https://", "http://", $mention)] = str_replace("https://", "http://", $mention);
1526         }
1527         $mentioned = $newmentions;
1528
1529         foreach ($mentioned AS $mention) {
1530                 $r = q("SELECT `forum`, `prv` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
1531                         intval($owner["uid"]),
1532                         dbesc(normalise_link($mention)));
1533                 if ($r[0]["forum"] OR $r[0]["prv"])
1534                         xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1535                                                                                 "ostatus:object-type" => ACTIVITY_OBJ_GROUP,
1536                                                                                 "href" => $mention));
1537                 else
1538                         xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1539                                                                                 "ostatus:object-type" => ACTIVITY_OBJ_PERSON,
1540                                                                                 "href" => $mention));
1541         }
1542
1543         if (!$item["private"])
1544                 xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
1545                                                                 "ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
1546                                                                 "href" => "http://activityschema.org/collection/public"));
1547
1548         if(count($tags))
1549                 foreach($tags as $t)
1550                         if ($t[0] != "@")
1551                                 xml_add_element($doc, $entry, "category", "", array("term" => $t[2]));
1552
1553         ostatus_get_attachment($doc, $entry, $item);
1554
1555         /// @TODO
1556         /// The API call has yet to be implemented
1557         //$attributes = array("href" => $a->get_baseurl()."/api/statuses/show/".$item["id"].".atom",
1558         //              "rel" => "self", "type" => "application/atom+xml");
1559         //xml_add_element($doc, $entry, "link", "", $attributes);
1560
1561         //$attributes = array("href" => $a->get_baseurl()."/api/statuses/show/".$item["id"].".atom",
1562         //              "rel" => "edit", "type" => "application/atom+xml");
1563         //xml_add_element($doc, $entry, "link", "", $attributes);
1564
1565         $app = $item["app"];
1566         if ($app == "")
1567                 $app = "web";
1568
1569
1570         $attributes = array("local_id" => $item["id"], "source" => $app);
1571         if ($is_repeat)
1572                 $attributes["repeat_of"] = $repeated_item["id"];
1573
1574         xml_add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
1575
1576         return $entry;
1577 }
1578
1579 function ostatus_feed(&$a, $owner_nick, $last_update) {
1580
1581         $r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`
1582                         FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
1583                         WHERE `contact`.`self` AND `user`.`nickname` = '%s' LIMIT 1",
1584                         dbesc($owner_nick));
1585         if (!$r)
1586                 return;
1587
1588         $owner = $r[0];
1589
1590         if(!strlen($last_update))
1591                 $last_update = 'now -30 days';
1592
1593         $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
1594
1595         $items = q("SELECT STRAIGHT_JOIN `item`.*, `item`.`id` AS `item_id` FROM `item`
1596                         INNER JOIN `thread` ON `thread`.`iid` = `item`.`parent`
1597                         LEFT JOIN `item` AS `thritem` ON `thritem`.`uri`=`item`.`thr-parent` AND `thritem`.`uid`=`item`.`uid`
1598                         WHERE `item`.`uid` = %d AND `item`.`received` > '%s' AND NOT `item`.`private` AND NOT `item`.`deleted`
1599                                 AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = '' AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
1600                                 AND ((`item`.`wall` AND (`item`.`parent` = `item`.`id`))
1601                                         OR (`item`.`network` = '%s' AND ((`thread`.`network` IN ('%s', '%s')) OR (`thritem`.`network` IN ('%s', '%s')))) AND `thread`.`mention`)
1602                                 AND ((`item`.`owner-link` IN ('%s', '%s') AND (`item`.`parent` = `item`.`id`))
1603                                         OR (`item`.`author-link` IN ('%s', '%s')))
1604                         ORDER BY `item`.`received` DESC
1605                         LIMIT 0, 300",
1606                         intval($owner["uid"]), dbesc($check_date), dbesc(NETWORK_DFRN),
1607                         //dbesc(NETWORK_OSTATUS), dbesc(NETWORK_OSTATUS),
1608                         //dbesc(NETWORK_OSTATUS), dbesc(NETWORK_OSTATUS),
1609                         dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN),
1610                         dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DFRN),
1611                         dbesc($owner["nurl"]), dbesc(str_replace("http://", "https://", $owner["nurl"])),
1612                         dbesc($owner["nurl"]), dbesc(str_replace("http://", "https://", $owner["nurl"]))
1613                 );
1614
1615         $doc = new DOMDocument('1.0', 'utf-8');
1616         $doc->formatOutput = true;
1617
1618         $root = ostatus_add_header($doc, $owner);
1619
1620         foreach ($items AS $item) {
1621                 $entry = ostatus_entry($doc, $item, $owner);
1622                 $root->appendChild($entry);
1623         }
1624
1625         return(trim($doc->saveXML()));
1626 }
1627
1628 function ostatus_salmon($item,$owner) {
1629
1630         $doc = new DOMDocument('1.0', 'utf-8');
1631         $doc->formatOutput = true;
1632
1633         $entry = ostatus_entry($doc, $item, $owner, true);
1634
1635         $doc->appendChild($entry);
1636
1637         return(trim($doc->saveXML()));
1638 }
1639 ?>