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