3 * @file include/dfrn.php
4 * @brief The implementation of the dfrn protocol
6 * @see https://github.com/friendica/friendica/wiki/Protocol and
7 * https://github.com/friendica/friendica/blob/master/spec/dfrn2.pdf
10 require_once("include/Contact.php");
11 require_once("include/ostatus.php");
12 require_once("include/enotify.php");
13 require_once("include/threads.php");
14 require_once("include/socgraph.php");
15 require_once("include/items.php");
16 require_once("include/tags.php");
17 require_once("include/files.php");
18 require_once("include/event.php");
19 require_once("include/text.php");
20 require_once("include/oembed.php");
21 require_once("include/html2bbcode.php");
22 require_once("include/bbcode.php");
23 require_once("include/xml.php");
26 * @brief This class contain functions to create and send DFRN XML files
31 const DFRN_TOP_LEVEL = 0; // Top level posting
32 const DFRN_REPLY = 1; // Regular reply that is stored locally
33 const DFRN_REPLY_RC = 2; // Reply that will be relayed
36 * @brief Generates the atom entries for delivery.php
38 * This function is used whenever content is transmitted via DFRN.
40 * @param array $items Item elements
41 * @param array $owner Owner record
43 * @return string DFRN entries
44 * @todo Add type-hints
46 public static function entries($items,$owner) {
48 $doc = new DOMDocument('1.0', 'utf-8');
49 $doc->formatOutput = true;
51 $root = self::add_header($doc, $owner, "dfrn:owner", "", false);
53 if (! count($items)) {
54 return trim($doc->saveXML());
57 foreach ($items as $item) {
58 $entry = self::entry($doc, "text", $item, $owner, $item["entry:comment-allow"], $item["entry:cid"]);
59 $root->appendChild($entry);
62 return(trim($doc->saveXML()));
66 * @brief Generate an atom feed for the given user
68 * This function is called when another server is pulling data from the user feed.
70 * @param string $dfrn_id DFRN ID from the requesting party
71 * @param string $owner_nick Owner nick name
72 * @param string $last_update Date of the last update
73 * @param int $direction Can be -1, 0 or 1.
74 * @param boolean $onlyheader Output only the header without content? (Default is "no")
76 * @return string DFRN feed entries
78 public static function feed($dfrn_id, $owner_nick, $last_update, $direction = 0, $onlyheader = false) {
82 $sitefeed = ((strlen($owner_nick)) ? false : true); // not yet implemented, need to rewrite huge chunks of following logic
83 $public_feed = (($dfrn_id) ? false : true);
84 $starred = false; // not yet implemented, possible security issues
87 if ($public_feed && $a->argc > 2) {
88 for ($x = 2; $x < $a->argc; $x++) {
89 if ($a->argv[$x] == 'converse') {
92 if ($a->argv[$x] == 'starred') {
95 if ($a->argv[$x] == 'category' && $a->argc > ($x + 1) && strlen($a->argv[$x+1])) {
96 $category = $a->argv[$x+1];
103 // default permissions - anonymous user
105 $sql_extra = " AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = '' AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = '' ";
107 $r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`, `user`.`account-type`
108 FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
109 WHERE `contact`.`self` AND `user`.`nickname` = '%s' LIMIT 1",
113 if (! dbm::is_result($r)) {
118 $owner_id = $owner['uid'];
119 $owner_nick = $owner['nickname'];
121 $sql_post_table = "";
123 if (! $public_feed) {
128 $sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($dfrn_id));
132 $sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
133 $my_id = '1:' . $dfrn_id;
136 $sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
137 $my_id = '0:' . $dfrn_id;
144 $r = q("SELECT * FROM `contact` WHERE NOT `blocked` AND `contact`.`uid` = %d $sql_extra LIMIT 1",
148 if (! dbm::is_result($r)) {
153 require_once('include/security.php');
154 $groups = init_groups_visitor($contact['id']);
156 if (count($groups)) {
157 for ($x = 0; $x < count($groups); $x ++)
158 $groups[$x] = '<' . intval($groups[$x]) . '>' ;
159 $gs = implode('|', $groups);
161 $gs = '<<>>' ; // Impossible to match
164 $sql_extra = sprintf("
165 AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
166 AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
167 AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
168 AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s')
170 intval($contact['id']),
171 intval($contact['id']),
183 if (! strlen($last_update)) {
184 $last_update = 'now -30 days';
187 if (isset($category)) {
188 $sql_post_table = sprintf("INNER JOIN (SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d ORDER BY `tid` DESC) AS `term` ON `item`.`id` = `term`.`oid` ",
189 dbesc(protect_sprintf($category)), intval(TERM_OBJ_POST), intval(TERM_CATEGORY), intval($owner_id));
190 //$sql_extra .= file_tag_file_query('item',$category,'category');
195 $sql_extra .= " AND `contact`.`self` = 1 ";
199 $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
201 $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
202 `contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`,
203 `contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
204 `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
205 `sign`.`signed_text`, `sign`.`signature`, `sign`.`signer`
206 FROM `item` USE INDEX (`uid_wall_changed`) $sql_post_table
207 STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
208 AND (NOT `contact`.`blocked` OR `contact`.`pending`)
209 LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`
210 WHERE `item`.`uid` = %d AND `item`.`visible` AND NOT `item`.`moderated` AND `item`.`parent` != 0
211 AND `item`.`wall` AND `item`.`changed` > '%s'
213 ORDER BY `item`.`parent` ".$sort.", `item`.`created` ASC LIMIT 0, 300",
220 * Will check further below if this actually returned results.
221 * We will provide an empty feed if that is the case.
226 $doc = new DOMDocument('1.0', 'utf-8');
227 $doc->formatOutput = true;
229 $alternatelink = $owner['url'];
231 if (isset($category)) {
232 $alternatelink .= "/category/".$category;
236 $author = "dfrn:owner";
241 $root = self::add_header($doc, $owner, $author, $alternatelink, true);
243 /// @TODO This hook can't work anymore
244 // call_hooks('atom_feed', $atom);
246 if (!dbm::is_result($items) OR $onlyheader) {
247 $atom = trim($doc->saveXML());
249 call_hooks('atom_feed_end', $atom);
254 foreach ($items as $item) {
256 // prevent private email from leaking.
257 if ($item['network'] == NETWORK_MAIL) {
261 // public feeds get html, our own nodes use bbcode
265 // catch any email that's in a public conversation and make sure it doesn't leak
266 if ($item['private']) {
273 $entry = self::entry($doc, $type, $item, $owner, true);
274 $root->appendChild($entry);
278 $atom = trim($doc->saveXML());
280 call_hooks('atom_feed_end', $atom);
286 * @brief Create XML text for DFRN mails
288 * @param array $item message elements
289 * @param array $owner Owner record
291 * @return string DFRN mail
292 * @todo Add type-hints
294 public static function mail($item, $owner) {
295 $doc = new DOMDocument('1.0', 'utf-8');
296 $doc->formatOutput = true;
298 $root = self::add_header($doc, $owner, "dfrn:owner", "", false);
300 $mail = $doc->createElement("dfrn:mail");
301 $sender = $doc->createElement("dfrn:sender");
303 xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
304 xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
305 xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
307 $mail->appendChild($sender);
309 xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
310 xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
311 xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
312 xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
313 xml::add_element($doc, $mail, "dfrn:content", $item['body']);
315 $root->appendChild($mail);
317 return(trim($doc->saveXML()));
321 * @brief Create XML text for DFRN friend suggestions
323 * @param array $item suggestion elements
324 * @param array $owner Owner record
326 * @return string DFRN suggestions
327 * @todo Add type-hints
329 public static function fsuggest($item, $owner) {
330 $doc = new DOMDocument('1.0', 'utf-8');
331 $doc->formatOutput = true;
333 $root = self::add_header($doc, $owner, "dfrn:owner", "", false);
335 $suggest = $doc->createElement("dfrn:suggest");
337 xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
338 xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
339 xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
340 xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
341 xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
343 $root->appendChild($suggest);
345 return(trim($doc->saveXML()));
349 * @brief Create XML text for DFRN relocations
351 * @param array $owner Owner record
352 * @param int $uid User ID
354 * @return string DFRN relocations
355 * @todo Add type-hints
357 public static function relocate($owner, $uid) {
359 /* get site pubkey. this could be a new installation with no site keys*/
360 $pubkey = get_config('system','site_pubkey');
362 $res = new_keypair(1024);
363 set_config('system','site_prvkey', $res['prvkey']);
364 set_config('system','site_pubkey', $res['pubkey']);
367 $rp = q("SELECT `resource-id` , `scale`, type FROM `photo`
368 WHERE `profile` = 1 AND `uid` = %d ORDER BY scale;", $uid);
370 $ext = Photo::supportedTypes();
372 foreach ($rp as $p) {
373 $photos[$p['scale']] = app::get_baseurl().'/photo/'.$p['resource-id'].'-'.$p['scale'].'.'.$ext[$p['type']];
378 $doc = new DOMDocument('1.0', 'utf-8');
379 $doc->formatOutput = true;
381 $root = self::add_header($doc, $owner, "dfrn:owner", "", false);
383 $relocate = $doc->createElement("dfrn:relocate");
385 xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
386 xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
387 xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
388 xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
389 xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
390 xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
391 xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
392 xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
393 xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
394 xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
395 xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
396 xml::add_element($doc, $relocate, "dfrn:sitepubkey", get_config('system','site_pubkey'));
398 $root->appendChild($relocate);
400 return(trim($doc->saveXML()));
404 * @brief Adds the header elements for the DFRN protocol
406 * @param object $doc XML document
407 * @param array $owner Owner record
408 * @param string $authorelement Element name for the author
409 * @param string $alternatelink link to profile or category
410 * @param bool $public Is it a header for public posts?
412 * @return object XML root object
413 * @todo Add type-hints
415 private static function add_header($doc, $owner, $authorelement, $alternatelink = "", $public = false) {
417 if ($alternatelink == "") {
418 $alternatelink = $owner['url'];
421 $root = $doc->createElementNS(NAMESPACE_ATOM1, 'feed');
422 $doc->appendChild($root);
424 $root->setAttribute("xmlns:thr", NAMESPACE_THREAD);
425 $root->setAttribute("xmlns:at", NAMESPACE_TOMB);
426 $root->setAttribute("xmlns:media", NAMESPACE_MEDIA);
427 $root->setAttribute("xmlns:dfrn", NAMESPACE_DFRN);
428 $root->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY);
429 $root->setAttribute("xmlns:georss", NAMESPACE_GEORSS);
430 $root->setAttribute("xmlns:poco", NAMESPACE_POCO);
431 $root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
432 $root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
434 xml::add_element($doc, $root, "id", app::get_baseurl()."/profile/".$owner["nick"]);
435 xml::add_element($doc, $root, "title", $owner["name"]);
437 $attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
438 xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
440 $attributes = array("rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/");
441 xml::add_element($doc, $root, "link", "", $attributes);
443 $attributes = array("rel" => "alternate", "type" => "text/html", "href" => $alternatelink);
444 xml::add_element($doc, $root, "link", "", $attributes);
448 // DFRN itself doesn't uses this. But maybe someone else wants to subscribe to the public feed.
449 ostatus::hublinks($doc, $root);
451 $attributes = array("rel" => "salmon", "href" => app::get_baseurl()."/salmon/".$owner["nick"]);
452 xml::add_element($doc, $root, "link", "", $attributes);
454 $attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => app::get_baseurl()."/salmon/".$owner["nick"]);
455 xml::add_element($doc, $root, "link", "", $attributes);
457 $attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => app::get_baseurl()."/salmon/".$owner["nick"]);
458 xml::add_element($doc, $root, "link", "", $attributes);
461 // For backward compatibility we keep this element
462 if ($owner['page-flags'] == PAGE_COMMUNITY) {
463 xml::add_element($doc, $root, "dfrn:community", 1);
466 // The former element is replaced by this one
467 xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
469 /// @todo We need a way to transmit the different page flags like "PAGE_PRVGROUP"
471 xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
473 $author = self::add_author($doc, $owner, $authorelement, $public);
474 $root->appendChild($author);
480 * @brief Adds the author element in the header for the DFRN protocol
482 * @param object $doc XML document
483 * @param array $owner Owner record
484 * @param string $authorelement Element name for the author
486 * @return object XML author object
487 * @todo Add type-hints
489 private static function add_author($doc, $owner, $authorelement, $public) {
491 // Is the profile hidden or shouldn't be published in the net? Then add the "hide" element
492 $r = q("SELECT `id` FROM `profile` INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
493 WHERE (`hidewall` OR NOT `net-publish`) AND `user`.`uid` = %d",
494 intval($owner['uid']));
495 if (dbm::is_result($r)) {
501 $author = $doc->createElement($authorelement);
503 $namdate = datetime_convert('UTC', 'UTC', $owner['name-date'].'+00:00', ATOM_TIME);
504 $uridate = datetime_convert('UTC', 'UTC', $owner['uri-date'].'+00:00', ATOM_TIME);
505 $picdate = datetime_convert('UTC', 'UTC', $owner['avatar-date'].'+00:00', ATOM_TIME);
507 $attributes = array();
509 if (!$public OR !$hidewall) {
510 $attributes = array("dfrn:updated" => $namdate);
513 xml::add_element($doc, $author, "name", $owner["name"], $attributes);
514 xml::add_element($doc, $author, "uri", app::get_baseurl().'/profile/'.$owner["nickname"], $attributes);
515 xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
517 $attributes = array("rel" => "photo", "type" => "image/jpeg",
518 "media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
520 if (!$public OR !$hidewall) {
521 $attributes["dfrn:updated"] = $picdate;
524 xml::add_element($doc, $author, "link", "", $attributes);
526 $attributes["rel"] = "avatar";
527 xml::add_element($doc, $author, "link", "", $attributes);
530 xml::add_element($doc, $author, "dfrn:hide", "true");
533 // The following fields will only be generated if the data isn't meant for a public feed
538 $birthday = feed_birthday($owner['uid'], $owner['timezone']);
541 xml::add_element($doc, $author, "dfrn:birthday", $birthday);
543 // Only show contact details when we are allowed to
544 $r = q("SELECT `profile`.`about`, `profile`.`name`, `profile`.`homepage`, `user`.`nickname`,
545 `user`.`timezone`, `profile`.`locality`, `profile`.`region`, `profile`.`country-name`,
546 `profile`.`pub_keywords`, `profile`.`xmpp`, `profile`.`dob`
548 INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
549 WHERE `profile`.`is-default` AND NOT `user`.`hidewall` AND `user`.`uid` = %d",
550 intval($owner['uid']));
551 if (dbm::is_result($r)) {
554 xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
555 xml::add_element($doc, $author, "poco:updated", $namdate);
557 if (trim($profile["dob"]) > '0001-01-01') {
558 xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
561 xml::add_element($doc, $author, "poco:note", $profile["about"]);
562 xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
564 $savetz = date_default_timezone_get();
565 date_default_timezone_set($profile["timezone"]);
566 xml::add_element($doc, $author, "poco:utcOffset", date("P"));
567 date_default_timezone_set($savetz);
569 if (trim($profile["homepage"]) != "") {
570 $urls = $doc->createElement("poco:urls");
571 xml::add_element($doc, $urls, "poco:type", "homepage");
572 xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
573 xml::add_element($doc, $urls, "poco:primary", "true");
574 $author->appendChild($urls);
577 if (trim($profile["pub_keywords"]) != "") {
578 $keywords = explode(",", $profile["pub_keywords"]);
580 foreach ($keywords AS $keyword) {
581 xml::add_element($doc, $author, "poco:tags", trim($keyword));
586 if (trim($profile["xmpp"]) != "") {
587 $ims = $doc->createElement("poco:ims");
588 xml::add_element($doc, $ims, "poco:type", "xmpp");
589 xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
590 xml::add_element($doc, $ims, "poco:primary", "true");
591 $author->appendChild($ims);
594 if (trim($profile["locality"].$profile["region"].$profile["country-name"]) != "") {
595 $element = $doc->createElement("poco:address");
597 xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
599 if (trim($profile["locality"]) != "") {
600 xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
603 if (trim($profile["region"]) != "") {
604 xml::add_element($doc, $element, "poco:region", $profile["region"]);
607 if (trim($profile["country-name"]) != "") {
608 xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
611 $author->appendChild($element);
619 * @brief Adds the author elements in the "entry" elements of the DFRN protocol
621 * @param object $doc XML document
622 * @param string $element Element name for the author
623 * @param string $contact_url Link of the contact
624 * @param array $items Item elements
626 * @return object XML author object
627 * @todo Add type-hints
629 private static function add_entry_author($doc, $element, $contact_url, $item) {
631 $contact = get_contact_details_by_url($contact_url, $item["uid"]);
633 $author = $doc->createElement($element);
634 xml::add_element($doc, $author, "name", $contact["name"]);
635 xml::add_element($doc, $author, "uri", $contact["url"]);
636 xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
639 /// - Check real image type and image size
640 /// - Check which of these boths elements we should use
643 "type" => "image/jpeg",
645 "media:height" => 80,
646 "href" => $contact["photo"]);
647 xml::add_element($doc, $author, "link", "", $attributes);
651 "type" => "image/jpeg",
653 "media:height" => 80,
654 "href" => $contact["photo"]);
655 xml::add_element($doc, $author, "link", "", $attributes);
661 * @brief Adds the activity elements
663 * @param object $doc XML document
664 * @param string $element Element name for the activity
665 * @param string $activity activity value
667 * @return object XML activity object
668 * @todo Add type-hints
670 private static function create_activity($doc, $element, $activity) {
673 $entry = $doc->createElement($element);
675 $r = parse_xml_string($activity, false);
680 xml::add_element($doc, $entry, "activity:object-type", $r->type);
683 xml::add_element($doc, $entry, "id", $r->id);
686 xml::add_element($doc, $entry, "title", $r->title);
690 if (substr($r->link, 0, 1) == '<') {
691 if (strstr($r->link, '&') && (! strstr($r->link, '&'))) {
692 $r->link = str_replace('&', '&', $r->link);
695 $r->link = preg_replace('/\<link(.*?)\"\>/', '<link$1"/>', $r->link);
697 // XML does need a single element as root element so we add a dummy element here
698 $data = parse_xml_string("<dummy>" . $r->link . "</dummy>", false);
699 if (is_object($data)) {
700 foreach ($data->link AS $link) {
701 $attributes = array();
702 foreach ($link->attributes() AS $parameter => $value) {
703 $attributes[$parameter] = $value;
705 xml::add_element($doc, $entry, "link", "", $attributes);
709 $attributes = array("rel" => "alternate", "type" => "text/html", "href" => $r->link);
710 xml::add_element($doc, $entry, "link", "", $attributes);
714 xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
724 * @brief Adds the elements for attachments
726 * @param object $doc XML document
727 * @param object $root XML root
728 * @param array $item Item element
730 * @return object XML attachment object
731 * @todo Add type-hints
733 private static function get_attachment($doc, $root, $item) {
734 $arr = explode('[/attach],',$item['attach']);
736 foreach ($arr as $r) {
738 $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches);
740 $attributes = array("rel" => "enclosure",
741 "href" => $matches[1],
742 "type" => $matches[3]);
744 if (intval($matches[2])) {
745 $attributes["length"] = intval($matches[2]);
748 if (trim($matches[4]) != "") {
749 $attributes["title"] = trim($matches[4]);
752 xml::add_element($doc, $root, "link", "", $attributes);
759 * @brief Adds the "entry" elements for the DFRN protocol
761 * @param object $doc XML document
762 * @param string $type "text" or "html"
763 * @param array $item Item element
764 * @param array $owner Owner record
765 * @param bool $comment Trigger the sending of the "comment" element
766 * @param int $cid Contact ID of the recipient
768 * @return object XML entry object
769 * @todo Add type-hints
771 private static function entry($doc, $type, $item, $owner, $comment = false, $cid = 0) {
773 $mentioned = array();
775 if (!$item['parent']) {
779 if ($item['deleted']) {
780 $attributes = array("ref" => $item['uri'], "when" => datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME));
781 return xml::create_element($doc, "at:deleted-entry", "", $attributes);
784 $entry = $doc->createElement("entry");
786 if ($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid']) {
787 $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
789 $body = $item['body'];
792 // Remove the abstract element. It is only locally important.
793 $body = remove_abstract($body);
795 if ($type == 'html') {
798 if ($item['title'] != "") {
799 $htmlbody = "[b]".$item['title']."[/b]\n\n".$htmlbody;
802 $htmlbody = bbcode($htmlbody, false, false, 7);
805 $author = self::add_entry_author($doc, "author", $item["author-link"], $item);
806 $entry->appendChild($author);
808 $dfrnowner = self::add_entry_author($doc, "dfrn:owner", $item["owner-link"], $item);
809 $entry->appendChild($dfrnowner);
811 if (($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
812 $parent = q("SELECT `guid` FROM `item` WHERE `id` = %d", intval($item["parent"]));
813 $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
814 $attributes = array("ref" => $parent_item, "type" => "text/html",
815 "href" => app::get_baseurl().'/display/'.$parent[0]['guid'],
816 "dfrn:diaspora_guid" => $parent[0]['guid']);
817 xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
820 // Add conversation data. This is used for OStatus
821 $conversation_href = App::get_baseurl()."/display/".$owner["nick"]."/".$item["parent"];
822 $conversation_uri = $conversation_href;
824 if (isset($parent_item)) {
825 $r = dba::fetch_first("SELECT `conversation-uri`, `conversation-href` FROM `conversation` WHERE `item-uri` = ?", $item['parent-uri']);
826 if (dbm::is_result($r)) {
827 if ($r['conversation-uri'] != '') {
828 $conversation_uri = $r['conversation-uri'];
830 if ($r['conversation-href'] != '') {
831 $conversation_href = $r['conversation-href'];
837 "href" => $conversation_href,
838 "ref" => $conversation_uri);
840 xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
842 xml::add_element($doc, $entry, "id", $item["uri"]);
843 xml::add_element($doc, $entry, "title", $item["title"]);
845 xml::add_element($doc, $entry, "published", datetime_convert("UTC","UTC",$item["created"]."+00:00",ATOM_TIME));
846 xml::add_element($doc, $entry, "updated", datetime_convert("UTC","UTC",$item["edited"]."+00:00",ATOM_TIME));
848 // "dfrn:env" is used to read the content
849 xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
851 // The "content" field is not read by the receiver. We could remove it when the type is "text"
852 // We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
853 xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
855 // We save this value in "plink". Maybe we should read it from there as well?
856 xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
857 "href" => app::get_baseurl()."/display/".$item["guid"]));
859 // "comment-allow" is some old fashioned stuff for old Friendica versions.
860 // It is included in the rewritten code for completeness
862 xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
865 if ($item['location']) {
866 xml::add_element($doc, $entry, "dfrn:location", $item['location']);
869 if ($item['coord']) {
870 xml::add_element($doc, $entry, "georss:point", $item['coord']);
873 if (($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid'])) {
874 xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
877 if ($item['extid']) {
878 xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
881 if ($item['bookmark']) {
882 xml::add_element($doc, $entry, "dfrn:bookmark", "true");
886 xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
889 xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
891 // The signed text contains the content in Markdown, the sender handle and the signatur for the content
892 // It is needed for relayed comments to Diaspora.
893 if ($item['signed_text']) {
894 $sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
895 xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
898 xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
900 if ($item['object-type'] != "") {
901 xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
902 } elseif ($item['id'] == $item['parent']) {
903 xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
905 xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
908 $actobj = self::create_activity($doc, "activity:object", $item['object']);
910 $entry->appendChild($actobj);
913 $actarg = self::create_activity($doc, "activity:target", $item['target']);
915 $entry->appendChild($actarg);
918 $tags = item_getfeedtags($item);
921 foreach ($tags as $t) {
922 if (($type != 'html') OR ($t[0] != "@")) {
923 xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
929 foreach ($tags as $t) {
931 $mentioned[$t[1]] = $t[1];
936 foreach ($mentioned AS $mention) {
937 $r = q("SELECT `forum`, `prv` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
938 intval($owner["uid"]),
939 dbesc(normalise_link($mention)));
941 if (dbm::is_result($r) AND ($r[0]["forum"] OR $r[0]["prv"])) {
942 xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
943 "ostatus:object-type" => ACTIVITY_OBJ_GROUP,
944 "href" => $mention));
946 xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
947 "ostatus:object-type" => ACTIVITY_OBJ_PERSON,
948 "href" => $mention));
952 self::get_attachment($doc, $entry, $item);
958 * @brief encrypts data via AES
960 * @param string $data The data that is to be encrypted
961 * @param string $key The AES key
963 * @return string encrypted data
965 private static function aes_encrypt($data, $key) {
966 return openssl_encrypt($data, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
970 * @brief decrypts data via AES
972 * @param string $encrypted The encrypted data
973 * @param string $key The AES key
975 * @return string decrypted data
977 public static function aes_decrypt($encrypted, $key) {
978 return openssl_decrypt($encrypted, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
982 * @brief Delivers the atom content to the contacts
984 * @param array $owner Owner record
985 * @param array $contactr Contact record of the receiver
986 * @param string $atom Content that will be transmitted
987 * @param bool $dissolve (to be documented)
989 * @return int Deliver status. -1 means an error.
990 * @todo Add array type-hint for $owner, $contact
992 public static function deliver($owner,$contact,$atom, $dissolve = false) {
996 $idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
998 if ($contact['duplex'] && $contact['dfrn-id']) {
999 $idtosend = '0:' . $orig_id;
1001 if ($contact['duplex'] && $contact['issued-id']) {
1002 $idtosend = '1:' . $orig_id;
1005 $rino = get_config('system', 'rino_encrypt');
1006 $rino = intval($rino);
1008 logger("Local rino version: ". $rino, LOGGER_DEBUG);
1010 $ssl_val = intval(get_config('system','ssl_policy'));
1014 case SSL_POLICY_FULL:
1015 $ssl_policy = 'full';
1017 case SSL_POLICY_SELFSIGN:
1018 $ssl_policy = 'self';
1020 case SSL_POLICY_NONE:
1022 $ssl_policy = 'none';
1026 $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino='.$rino : '');
1028 logger('dfrn_deliver: ' . $url);
1030 $ret = z_fetch_url($url);
1032 if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
1033 return -2; // timed out
1036 $xml = $ret['body'];
1038 $curl_stat = $a->get_curl_code();
1040 return -3; // timed out
1043 logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
1049 if (strpos($xml,'<?xml') === false) {
1050 logger('dfrn_deliver: no valid XML returned');
1051 logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
1055 $res = parse_xml_string($xml);
1057 if ((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) {
1058 return (($res->status) ? $res->status : 3);
1061 $postvars = array();
1062 $sent_dfrn_id = hex2bin((string) $res->dfrn_id);
1063 $challenge = hex2bin((string) $res->challenge);
1064 $perm = (($res->perm) ? $res->perm : null);
1065 $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
1066 $rino_remote_version = intval($res->rino);
1067 $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0);
1069 logger("Remote rino version: ".$rino_remote_version." for ".$contact["url"], LOGGER_DEBUG);
1071 if ($owner['page-flags'] == PAGE_PRVGROUP) {
1075 $final_dfrn_id = '';
1078 if ((($perm == 'rw') && (! intval($contact['writable'])))
1079 || (($perm == 'r') && (intval($contact['writable'])))) {
1080 q("update contact set writable = %d where id = %d",
1081 intval(($perm == 'rw') ? 1 : 0),
1082 intval($contact['id'])
1084 $contact['writable'] = (string) 1 - intval($contact['writable']);
1088 if (($contact['duplex'] && strlen($contact['pubkey']))
1089 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1090 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1091 openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
1092 openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
1094 openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
1095 openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
1098 $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
1100 if (strpos($final_dfrn_id,':') == 1) {
1101 $final_dfrn_id = substr($final_dfrn_id,2);
1104 if ($final_dfrn_id != $orig_id) {
1105 logger('dfrn_deliver: wrong dfrn_id.');
1106 // did not decode properly - cannot trust this site
1110 $postvars['dfrn_id'] = $idtosend;
1111 $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
1113 $postvars['dissolve'] = '1';
1117 if ((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1118 $postvars['data'] = $atom;
1119 $postvars['perm'] = 'rw';
1121 $postvars['data'] = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
1122 $postvars['perm'] = 'r';
1125 $postvars['ssl_policy'] = $ssl_policy;
1128 $postvars['page'] = $page;
1132 if ($rino > 0 && $rino_remote_version > 0 && (! $dissolve)) {
1133 logger('rino version: '. $rino_remote_version);
1135 switch ($rino_remote_version) {
1137 // Deprecated rino version!
1138 $key = openssl_random_pseudo_bytes(16);
1139 $data = self::aes_encrypt($postvars['data'], $key);
1142 // RINO 2 based on php-encryption
1144 $key = Crypto::createNewRandomKey();
1145 } catch (CryptoTestFailed $ex) {
1146 logger('Cannot safely create a key');
1148 } catch (CannotPerformOperation $ex) {
1149 logger('Cannot safely create a key');
1153 $data = Crypto::encrypt($postvars['data'], $key);
1154 } catch (CryptoTestFailed $ex) {
1155 logger('Cannot safely perform encryption');
1157 } catch (CannotPerformOperation $ex) {
1158 logger('Cannot safely perform encryption');
1163 logger("rino: invalid requested verision '$rino_remote_version'");
1167 $postvars['rino'] = $rino_remote_version;
1168 $postvars['data'] = bin2hex($data);
1170 //logger('rino: sent key = ' . $key, LOGGER_DEBUG);
1173 if ($dfrn_version >= 2.1) {
1174 if (($contact['duplex'] && strlen($contact['pubkey']))
1175 || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey']))
1176 || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) {
1177 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1179 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1183 if (($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) {
1184 openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']);
1186 openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']);
1191 logger('md5 rawkey ' . md5($postvars['key']));
1193 $postvars['key'] = bin2hex($postvars['key']);
1197 logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
1199 $xml = post_url($contact['notify'], $postvars);
1201 logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
1203 $curl_stat = $a->get_curl_code();
1204 if ((!$curl_stat) || (!strlen($xml))) {
1205 return -9; // timed out
1208 if (($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after'))) {
1212 if (strpos($xml,'<?xml') === false) {
1213 logger('dfrn_deliver: phase 2: no valid XML returned');
1214 logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
1218 if ($contact['term-date'] > NULL_DATE) {
1219 logger("dfrn_deliver: $url back from the dead - removing mark for death");
1220 require_once('include/Contact.php');
1221 unmark_for_death($contact);
1224 $res = parse_xml_string($xml);
1226 return $res->status;
1230 * @brief Add new birthday event for this person
1232 * @param array $contact Contact record
1233 * @param string $birthday Birthday of the contact
1234 * @todo Add array type-hint for $contact
1236 private static function birthday_event($contact, $birthday) {
1238 // Check for duplicates
1239 $r = q("SELECT `id` FROM `event` WHERE `uid` = %d AND `cid` = %d AND `start` = '%s' AND `type` = '%s' LIMIT 1",
1240 intval($contact["uid"]),
1241 intval($contact["id"]),
1242 dbesc(datetime_convert("UTC","UTC", $birthday)),
1245 if (dbm::is_result($r)) {
1249 logger("updating birthday: ".$birthday." for contact ".$contact["id"]);
1251 $bdtext = sprintf(t("%s\'s birthday"), $contact["name"]);
1252 $bdtext2 = sprintf(t("Happy Birthday %s"), " [url=".$contact["url"]."]".$contact["name"]."[/url]") ;
1254 $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
1255 VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
1256 intval($contact["uid"]),
1257 intval($contact["id"]),
1258 dbesc(datetime_convert()),
1259 dbesc(datetime_convert()),
1260 dbesc(datetime_convert("UTC","UTC", $birthday)),
1261 dbesc(datetime_convert("UTC","UTC", $birthday." + 1 day ")),
1269 * @brief Fetch the author data from head or entry items
1271 * @param object $xpath XPath object
1272 * @param object $context In which context should the data be searched
1273 * @param array $importer Record of the importer user mixed with contact of the content
1274 * @param string $element Element name from which the data is fetched
1275 * @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
1277 * @return Returns an array with relevant data of the author
1278 * @todo Find good type-hints for all parameter
1280 private static function fetchauthor($xpath, $context, $importer, $element, $onlyfetch, $xml = "") {
1283 $author["name"] = $xpath->evaluate($element."/atom:name/text()", $context)->item(0)->nodeValue;
1284 $author["link"] = $xpath->evaluate($element."/atom:uri/text()", $context)->item(0)->nodeValue;
1286 $r = q("SELECT `id`, `uid`, `url`, `network`, `avatar-date`, `name-date`, `uri-date`, `addr`,
1287 `name`, `nick`, `about`, `location`, `keywords`, `xmpp`, `bdyear`, `bd`, `hidden`, `contact-type`
1288 FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
1289 intval($importer["uid"]), dbesc(normalise_link($author["link"])), dbesc(NETWORK_STATUSNET));
1291 if (dbm::is_result($r)) {
1293 $author["contact-id"] = $r[0]["id"];
1294 $author["network"] = $r[0]["network"];
1297 logger("Contact ".$author["link"]." wasn't found for user ".$importer["uid"]." XML: ".$xml, LOGGER_DEBUG);
1300 $author["contact-id"] = $importer["id"];
1301 $author["network"] = $importer["network"];
1305 // Until now we aren't serving different sizes - but maybe later
1306 $avatarlist = array();
1307 /// @todo check if "avatar" or "photo" would be the best field in the specification
1308 $avatars = $xpath->query($element."/atom:link[@rel='avatar']", $context);
1309 foreach ($avatars AS $avatar) {
1312 foreach ($avatar->attributes AS $attributes) {
1313 /// @TODO Rewrite these similar if () to one switch
1314 if ($attributes->name == "href") {
1315 $href = $attributes->textContent;
1317 if ($attributes->name == "width") {
1318 $width = $attributes->textContent;
1320 if ($attributes->name == "updated") {
1321 $contact["avatar-date"] = $attributes->textContent;
1324 if (($width > 0) AND ($href != "")) {
1325 $avatarlist[$width] = $href;
1328 if (count($avatarlist) > 0) {
1329 krsort($avatarlist);
1330 $author["avatar"] = current($avatarlist);
1333 if (dbm::is_result($r) AND !$onlyfetch) {
1334 logger("Check if contact details for contact " . $r[0]["id"] . " (" . $r[0]["nick"] . ") have to be updated.", LOGGER_DEBUG);
1336 $poco = array("url" => $contact["url"]);
1338 // When was the last change to name or uri?
1339 $name_element = $xpath->query($element . "/atom:name", $context)->item(0);
1340 foreach ($name_element->attributes AS $attributes) {
1341 if ($attributes->name == "updated") {
1342 $poco["name-date"] = $attributes->textContent;
1346 $link_element = $xpath->query($element . "/atom:link", $context)->item(0);
1347 foreach ($link_element->attributes AS $attributes) {
1348 if ($attributes->name == "updated") {
1349 $poco["uri-date"] = $attributes->textContent;
1353 // Update contact data
1354 $value = $xpath->evaluate($element . "/dfrn:handle/text()", $context)->item(0)->nodeValue;
1356 $poco["addr"] = $value;
1359 $value = $xpath->evaluate($element . "/poco:displayName/text()", $context)->item(0)->nodeValue;
1361 $poco["name"] = $value;
1364 $value = $xpath->evaluate($element . "/poco:preferredUsername/text()", $context)->item(0)->nodeValue;
1366 $poco["nick"] = $value;
1369 $value = $xpath->evaluate($element . "/poco:note/text()", $context)->item(0)->nodeValue;
1371 $poco["about"] = $value;
1374 $value = $xpath->evaluate($element . "/poco:address/poco:formatted/text()", $context)->item(0)->nodeValue;
1376 $poco["location"] = $value;
1379 /// @todo Only search for elements with "poco:type" = "xmpp"
1380 $value = $xpath->evaluate($element . "/poco:ims/poco:value/text()", $context)->item(0)->nodeValue;
1382 $poco["xmpp"] = $value;
1385 /// @todo Add support for the following fields that we don't support by now in the contact table:
1386 /// - poco:utcOffset
1392 // If the "hide" element is present then the profile isn't searchable.
1393 $hide = intval($xpath->evaluate($element . "/dfrn:hide/text()", $context)->item(0)->nodeValue == "true");
1395 logger("Hidden status for contact " . $contact["url"] . ": " . $hide, LOGGER_DEBUG);
1397 // If the contact isn't searchable then set the contact to "hidden".
1398 // Problem: This can be manually overridden by the user.
1400 $contact["hidden"] = true;
1403 // Save the keywords into the contact table
1405 $tagelements = $xpath->evaluate($element . "/poco:tags/text()", $context);
1406 foreach ($tagelements AS $tag) {
1407 $tags[$tag->nodeValue] = $tag->nodeValue;
1411 $poco["keywords"] = implode(", ", $tags);
1414 // "dfrn:birthday" contains the birthday converted to UTC
1415 $old_bdyear = $contact["bdyear"];
1417 $birthday = $xpath->evaluate($element . "/dfrn:birthday/text()", $context)->item(0)->nodeValue;
1419 if (strtotime($birthday) > time()) {
1420 $bd_timestamp = strtotime($birthday);
1422 $poco["bdyear"] = date("Y", $bd_timestamp);
1425 // "poco:birthday" is the birthday in the format "yyyy-mm-dd"
1426 $value = $xpath->evaluate($element . "/poco:birthday/text()", $context)->item(0)->nodeValue;
1428 if (!in_array($value, array("", "0000-00-00", "0001-01-01"))) {
1429 $bdyear = date("Y");
1430 $value = str_replace("0000", $bdyear, $value);
1432 if (strtotime($value) < time()) {
1433 $value = str_replace($bdyear, $bdyear + 1, $value);
1434 $bdyear = $bdyear + 1;
1437 $poco["bd"] = $value;
1440 $contact = array_merge($contact, $poco);
1442 if ($old_bdyear != $contact["bdyear"]) {
1443 self::birthday_event($contact, $birthday);
1446 // Get all field names
1448 foreach ($r[0] AS $field => $data) {
1449 $fields[$field] = $data;
1452 unset($fields["id"]);
1453 unset($fields["uid"]);
1454 unset($fields["url"]);
1455 unset($fields["avatar-date"]);
1456 unset($fields["name-date"]);
1457 unset($fields["uri-date"]);
1459 // Update check for this field has to be done differently
1460 $datefields = array("name-date", "uri-date");
1461 foreach ($datefields AS $field) {
1462 if (strtotime($contact[$field]) > strtotime($r[0][$field])) {
1463 logger("Difference for contact " . $contact["id"] . " in field '" . $field . "'. New value: '" . $contact[$field] . "', old value '" . $r[0][$field] . "'", LOGGER_DEBUG);
1468 foreach ($fields AS $field => $data) {
1469 if ($contact[$field] != $r[0][$field]) {
1470 logger("Difference for contact " . $contact["id"] . " in field '" . $field . "'. New value: '" . $contact[$field] . "', old value '" . $r[0][$field] . "'", LOGGER_DEBUG);
1476 logger("Update contact data for contact " . $contact["id"] . " (" . $contact["nick"] . ")", LOGGER_DEBUG);
1478 q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
1479 `addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s', `hidden` = %d,
1480 `xmpp` = '%s', `name-date` = '%s', `uri-date` = '%s'
1481 WHERE `id` = %d AND `network` = '%s'",
1482 dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
1483 dbesc($contact["addr"]), dbesc($contact["keywords"]), dbesc($contact["bdyear"]),
1484 dbesc($contact["bd"]), intval($contact["hidden"]), dbesc($contact["xmpp"]),
1485 dbesc(dbm::date($contact["name-date"])), dbesc(dbm::date($contact["uri-date"])),
1486 intval($contact["id"]), dbesc($contact["network"]));
1489 update_contact_avatar($author["avatar"], $importer["uid"], $contact["id"],
1490 (strtotime($contact["avatar-date"]) > strtotime($r[0]["avatar-date"])));
1493 * The generation is a sign for the reliability of the provided data.
1494 * It is used in the socgraph.php to prevent that old contact data
1495 * that was relayed over several servers can overwrite contact
1496 * data that we received directly.
1499 $poco["generation"] = 2;
1500 $poco["photo"] = $author["avatar"];
1501 $poco["hide"] = $hide;
1502 $poco["contact-type"] = $contact["contact-type"];
1503 $gcid = update_gcontact($poco);
1505 link_gcontact($gcid, $importer["uid"], $contact["id"]);
1512 * @brief Transforms activity objects into an XML string
1514 * @param object $xpath XPath object
1515 * @param object $activity Activity object
1516 * @param text $element element name
1518 * @return string XML string
1519 * @todo Find good type-hints for all parameter
1521 private static function transform_activity($xpath, $activity, $element) {
1522 if (!is_object($activity)) {
1526 $obj_doc = new DOMDocument("1.0", "utf-8");
1527 $obj_doc->formatOutput = true;
1529 $obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
1531 $activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
1532 xml::add_element($obj_doc, $obj_element, "type", $activity_type);
1534 $id = $xpath->query("atom:id", $activity)->item(0);
1535 if (is_object($id)) {
1536 $obj_element->appendChild($obj_doc->importNode($id, true));
1539 $title = $xpath->query("atom:title", $activity)->item(0);
1540 if (is_object($title)) {
1541 $obj_element->appendChild($obj_doc->importNode($title, true));
1544 $links = $xpath->query("atom:link", $activity);
1545 if (is_object($links)) {
1546 foreach ($links AS $link) {
1547 $obj_element->appendChild($obj_doc->importNode($link, true));
1551 $content = $xpath->query("atom:content", $activity)->item(0);
1552 if (is_object($content)) {
1553 $obj_element->appendChild($obj_doc->importNode($content, true));
1556 $obj_doc->appendChild($obj_element);
1558 $objxml = $obj_doc->saveXML($obj_element);
1560 /// @todo This isn't totally clean. We should find a way to transform the namespaces
1561 $objxml = str_replace("<".$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
1566 * @brief Processes the mail elements
1568 * @param object $xpath XPath object
1569 * @param object $mail mail elements
1570 * @param array $importer Record of the importer user mixed with contact of the content
1571 * @todo Find good type-hints for all parameter
1573 private static function process_mail($xpath, $mail, $importer) {
1575 logger("Processing mails");
1577 /// @TODO Rewrite this to one statement
1579 $msg["uid"] = $importer["importer_uid"];
1580 $msg["from-name"] = $xpath->query("dfrn:sender/dfrn:name/text()", $mail)->item(0)->nodeValue;
1581 $msg["from-url"] = $xpath->query("dfrn:sender/dfrn:uri/text()", $mail)->item(0)->nodeValue;
1582 $msg["from-photo"] = $xpath->query("dfrn:sender/dfrn:avatar/text()", $mail)->item(0)->nodeValue;
1583 $msg["contact-id"] = $importer["id"];
1584 $msg["uri"] = $xpath->query("dfrn:id/text()", $mail)->item(0)->nodeValue;
1585 $msg["parent-uri"] = $xpath->query("dfrn:in-reply-to/text()", $mail)->item(0)->nodeValue;
1586 $msg["created"] = $xpath->query("dfrn:sentdate/text()", $mail)->item(0)->nodeValue;
1587 $msg["title"] = $xpath->query("dfrn:subject/text()", $mail)->item(0)->nodeValue;
1588 $msg["body"] = $xpath->query("dfrn:content/text()", $mail)->item(0)->nodeValue;
1590 $msg["replied"] = 0;
1592 dbm::esc_array($msg, true);
1594 $r = dbq("INSERT INTO `mail` (`".implode("`, `", array_keys($msg))."`) VALUES (".implode(", ", array_values($msg)).")");
1596 // send notifications.
1597 /// @TODO Arange this mess
1598 $notif_params = array(
1599 "type" => NOTIFY_MAIL,
1600 "notify_flags" => $importer["notify-flags"],
1601 "language" => $importer["language"],
1602 "to_name" => $importer["username"],
1603 "to_email" => $importer["email"],
1604 "uid" => $importer["importer_uid"],
1606 "source_name" => $msg["from-name"],
1607 "source_link" => $importer["url"],
1608 "source_photo" => $importer["thumb"],
1609 "verb" => ACTIVITY_POST,
1613 notification($notif_params);
1615 logger("Mail is processed, notification was sent.");
1619 * @brief Processes the suggestion elements
1621 * @param object $xpath XPath object
1622 * @param object $suggestion suggestion elements
1623 * @param array $importer Record of the importer user mixed with contact of the content
1624 * @todo Find good type-hints for all parameter
1626 private static function process_suggestion($xpath, $suggestion, $importer) {
1629 logger("Processing suggestions");
1631 /// @TODO Rewrite this to one statement
1633 $suggest["uid"] = $importer["importer_uid"];
1634 $suggest["cid"] = $importer["id"];
1635 $suggest["url"] = $xpath->query("dfrn:url/text()", $suggestion)->item(0)->nodeValue;
1636 $suggest["name"] = $xpath->query("dfrn:name/text()", $suggestion)->item(0)->nodeValue;
1637 $suggest["photo"] = $xpath->query("dfrn:photo/text()", $suggestion)->item(0)->nodeValue;
1638 $suggest["request"] = $xpath->query("dfrn:request/text()", $suggestion)->item(0)->nodeValue;
1639 $suggest["body"] = $xpath->query("dfrn:note/text()", $suggestion)->item(0)->nodeValue;
1641 // Does our member already have a friend matching this description?
1643 $r = q("SELECT `id` FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
1644 dbesc($suggest["name"]),
1645 dbesc(normalise_link($suggest["url"])),
1646 intval($suggest["uid"])
1650 * The valid result means the friend we're about to send a friend
1651 * suggestion already has them in their contact, which means no further
1652 * action is required.
1654 * @see https://github.com/friendica/friendica/pull/3254#discussion_r107315246
1656 if (dbm::is_result($r)) {
1660 // Do we already have an fcontact record for this person?
1663 $r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
1664 dbesc($suggest["url"]),
1665 dbesc($suggest["name"]),
1666 dbesc($suggest["request"])
1668 if (dbm::is_result($r)) {
1671 // OK, we do. Do we already have an introduction for this person ?
1672 $r = q("SELECT `id` FROM `intro` WHERE `uid` = %d AND `fid` = %d LIMIT 1",
1673 intval($suggest["uid"]),
1678 * The valid result means the friend we're about to send a friend
1679 * suggestion already has them in their contact, which means no further
1680 * action is required.
1682 * @see https://github.com/friendica/friendica/pull/3254#discussion_r107315246
1684 if (dbm::is_result($r)) {
1689 $r = q("INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
1690 dbesc($suggest["name"]),
1691 dbesc($suggest["url"]),
1692 dbesc($suggest["photo"]),
1693 dbesc($suggest["request"])
1696 $r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
1697 dbesc($suggest["url"]),
1698 dbesc($suggest["name"]),
1699 dbesc($suggest["request"])
1703 * If no record in fcontact is found, below INSERT statement will not
1704 * link an introduction to it.
1706 if (!dbm::is_result($r)) {
1707 // database record did not get created. Quietly give up.
1713 $hash = random_string();
1715 $r = q("INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
1716 VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
1717 intval($suggest["uid"]),
1719 intval($suggest["cid"]),
1720 dbesc($suggest["body"]),
1722 dbesc(datetime_convert()),
1727 "type" => NOTIFY_SUGGEST,
1728 "notify_flags" => $importer["notify-flags"],
1729 "language" => $importer["language"],
1730 "to_name" => $importer["username"],
1731 "to_email" => $importer["email"],
1732 "uid" => $importer["importer_uid"],
1734 "link" => App::get_baseurl()."/notifications/intros",
1735 "source_name" => $importer["name"],
1736 "source_link" => $importer["url"],
1737 "source_photo" => $importer["photo"],
1738 "verb" => ACTIVITY_REQ_FRIEND,
1747 * @brief Processes the relocation elements
1749 * @param object $xpath XPath object
1750 * @param object $relocation relocation elements
1751 * @param array $importer Record of the importer user mixed with contact of the content
1752 * @todo Find good type-hints for all parameter
1754 private static function process_relocation($xpath, $relocation, $importer) {
1756 logger("Processing relocations");
1758 /// @TODO Rewrite this to one statement
1759 $relocate = array();
1760 $relocate["uid"] = $importer["importer_uid"];
1761 $relocate["cid"] = $importer["id"];
1762 $relocate["url"] = $xpath->query("dfrn:url/text()", $relocation)->item(0)->nodeValue;
1763 $relocate["addr"] = $xpath->query("dfrn:addr/text()", $relocation)->item(0)->nodeValue;
1764 $relocate["name"] = $xpath->query("dfrn:name/text()", $relocation)->item(0)->nodeValue;
1765 $relocate["avatar"] = $xpath->query("dfrn:avatar/text()", $relocation)->item(0)->nodeValue;
1766 $relocate["photo"] = $xpath->query("dfrn:photo/text()", $relocation)->item(0)->nodeValue;
1767 $relocate["thumb"] = $xpath->query("dfrn:thumb/text()", $relocation)->item(0)->nodeValue;
1768 $relocate["micro"] = $xpath->query("dfrn:micro/text()", $relocation)->item(0)->nodeValue;
1769 $relocate["request"] = $xpath->query("dfrn:request/text()", $relocation)->item(0)->nodeValue;
1770 $relocate["confirm"] = $xpath->query("dfrn:confirm/text()", $relocation)->item(0)->nodeValue;
1771 $relocate["notify"] = $xpath->query("dfrn:notify/text()", $relocation)->item(0)->nodeValue;
1772 $relocate["poll"] = $xpath->query("dfrn:poll/text()", $relocation)->item(0)->nodeValue;
1773 $relocate["sitepubkey"] = $xpath->query("dfrn:sitepubkey/text()", $relocation)->item(0)->nodeValue;
1775 if (($relocate["avatar"] == "") AND ($relocate["photo"] != "")) {
1776 $relocate["avatar"] = $relocate["photo"];
1779 if ($relocate["addr"] == "") {
1780 $relocate["addr"] = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$3@$2", $relocate["url"]);
1784 $r = q("SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d;",
1785 intval($importer["id"]),
1786 intval($importer["importer_uid"]));
1788 if (!dbm::is_result($r)) {
1789 logger("Query failed to execute, no result returned in " . __FUNCTION__);
1795 // Update the gcontact entry
1796 $relocate["server_url"] = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $relocate["url"]);
1798 $x = q("UPDATE `gcontact` SET
1807 WHERE `nurl` = '%s';",
1808 dbesc($relocate["name"]),
1809 dbesc($relocate["avatar"]),
1810 dbesc($relocate["url"]),
1811 dbesc(normalise_link($relocate["url"])),
1812 dbesc($relocate["addr"]),
1813 dbesc($relocate["addr"]),
1814 dbesc($relocate["notify"]),
1815 dbesc($relocate["server_url"]),
1816 dbesc(normalise_link($old["url"])));
1818 // Update the contact table. We try to find every entry.
1819 $x = q("UPDATE `contact` SET
1829 `site-pubkey` = '%s'
1830 WHERE (`id` = %d AND `uid` = %d) OR (`nurl` = '%s');",
1831 dbesc($relocate["name"]),
1832 dbesc($relocate["avatar"]),
1833 dbesc($relocate["url"]),
1834 dbesc(normalise_link($relocate["url"])),
1835 dbesc($relocate["addr"]),
1836 dbesc($relocate["request"]),
1837 dbesc($relocate["confirm"]),
1838 dbesc($relocate["notify"]),
1839 dbesc($relocate["poll"]),
1840 dbesc($relocate["sitepubkey"]),
1841 intval($importer["id"]),
1842 intval($importer["importer_uid"]),
1843 dbesc(normalise_link($old["url"])));
1845 update_contact_avatar($relocate["avatar"], $importer["importer_uid"], $importer["id"], true);
1852 /// @todo This is an extreme performance killer
1854 'owner-link' => array($old["url"], $relocate["url"]),
1855 'author-link' => array($old["url"], $relocate["url"]),
1856 //'owner-avatar' => array($old["photo"], $relocate["photo"]),
1857 //'author-avatar' => array($old["photo"], $relocate["photo"]),
1859 foreach ($fields as $n=>$f) {
1860 $r = q("SELECT `id` FROM `item` WHERE `%s` = '%s' AND `uid` = %d LIMIT 1",
1862 intval($importer["importer_uid"]));
1864 if (dbm::is_result($r)) {
1865 $x = q("UPDATE `item` SET `%s` = '%s' WHERE `%s` = '%s' AND `uid` = %d",
1868 intval($importer["importer_uid"]));
1877 /// merge with current record, current contents have priority
1878 /// update record, set url-updated
1879 /// update profile photos
1880 /// schedule a scan?
1885 * @brief Updates an item
1887 * @param array $current the current item record
1888 * @param array $item the new item record
1889 * @param array $importer Record of the importer user mixed with contact of the content
1890 * @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
1891 * @todo set proper type-hints (array?)
1893 private static function update_content($current, $item, $importer, $entrytype) {
1896 if (edited_timestamp_is_newer($current, $item)) {
1898 // do not accept (ignore) an earlier edit than one we currently have.
1899 if (datetime_convert("UTC","UTC",$item["edited"]) < $current["edited"]) {
1903 $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s', `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
1904 dbesc($item["title"]),
1905 dbesc($item["body"]),
1906 dbesc($item["tag"]),
1907 dbesc(datetime_convert("UTC","UTC",$item["edited"])),
1908 dbesc(datetime_convert()),
1909 dbesc($item["uri"]),
1910 intval($importer["importer_uid"])
1912 create_tags_from_itemuri($item["uri"], $importer["importer_uid"]);
1913 update_thread_uri($item["uri"], $importer["importer_uid"]);
1917 if ($entrytype == DFRN_REPLY_RC) {
1918 proc_run(PRIORITY_HIGH, "include/notifier.php","comment-import", $current["id"]);
1922 // update last-child if it changes
1923 if ($item["last-child"] AND ($item["last-child"] != $current["last-child"])) {
1924 $r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
1925 dbesc(datetime_convert()),
1926 dbesc($item["parent-uri"]),
1927 intval($importer["importer_uid"])
1929 $r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
1930 intval($item["last-child"]),
1931 dbesc(datetime_convert()),
1932 dbesc($item["uri"]),
1933 intval($importer["importer_uid"])
1940 * @brief Detects the entry type of the item
1942 * @param array $importer Record of the importer user mixed with contact of the content
1943 * @param array $item the new item record
1945 * @return int Is it a toplevel entry, a comment or a relayed comment?
1946 * @todo set proper type-hints (array?)
1948 private static function get_entry_type($importer, $item) {
1949 if ($item["parent-uri"] != $item["uri"]) {
1952 if ($importer["page-flags"] == PAGE_COMMUNITY || $importer["page-flags"] == PAGE_PRVGROUP) {
1955 logger("possible community action");
1957 $sql_extra = " AND `contact`.`self` AND `item`.`wall` ";
1960 // was the top-level post for this action written by somebody on this site?
1961 // Specifically, the recipient?
1963 $is_a_remote_action = false;
1965 $r = q("SELECT `item`.`parent-uri` FROM `item`
1966 WHERE `item`.`uri` = '%s'
1968 dbesc($item["parent-uri"])
1970 if (dbm::is_result($r)) {
1971 $r = q("SELECT `item`.`forum_mode`, `item`.`wall` FROM `item`
1972 INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
1973 WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' OR `item`.`thr-parent` = '%s')
1974 AND `item`.`uid` = %d
1977 dbesc($r[0]["parent-uri"]),
1978 dbesc($r[0]["parent-uri"]),
1979 dbesc($r[0]["parent-uri"]),
1980 intval($importer["importer_uid"])
1982 if (dbm::is_result($r)) {
1983 $is_a_remote_action = true;
1988 * Does this have the characteristics of a community or private group action?
1989 * If it's an action to a wall post on a community/prvgroup page it's a
1990 * valid community action. Also forum_mode makes it valid for sure.
1991 * If neither, it's not.
1994 /// @TODO Maybe merge these if() blocks into one?
1995 if ($is_a_remote_action && $community && (!$r[0]["forum_mode"]) && (!$r[0]["wall"])) {
1996 $is_a_remote_action = false;
1997 logger("not a community action");
2000 if ($is_a_remote_action) {
2001 return DFRN_REPLY_RC;
2006 return DFRN_TOP_LEVEL;
2012 * @brief Send a "poke"
2014 * @param array $item the new item record
2015 * @param array $importer Record of the importer user mixed with contact of the content
2016 * @param int $posted_id The record number of item record that was just posted
2017 * @todo set proper type-hints (array?)
2019 private static function do_poke($item, $importer, $posted_id) {
2020 $verb = urldecode(substr($item["verb"],strpos($item["verb"], "#")+1));
2024 $xo = parse_xml_string($item["object"],false);
2026 if (($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
2028 // somebody was poked/prodded. Was it me?
2029 foreach ($xo->link as $l) {
2030 $atts = $l->attributes();
2031 switch ($atts["rel"]) {
2033 $Blink = $atts["href"];
2040 if ($Blink && link_compare($Blink, App::get_baseurl() . "/profile/" . $importer["nickname"])) {
2042 // send a notification
2044 "type" => NOTIFY_POKE,
2045 "notify_flags" => $importer["notify-flags"],
2046 "language" => $importer["language"],
2047 "to_name" => $importer["username"],
2048 "to_email" => $importer["email"],
2049 "uid" => $importer["importer_uid"],
2051 "link" => App::get_baseurl()."/display/".urlencode(get_item_guid($posted_id)),
2052 "source_name" => stripslashes($item["author-name"]),
2053 "source_link" => $item["author-link"],
2054 "source_photo" => ((link_compare($item["author-link"],$importer["url"]))
2055 ? $importer["thumb"] : $item["author-avatar"]),
2056 "verb" => $item["verb"],
2057 "otype" => "person",
2058 "activity" => $verb,
2059 "parent" => $item["parent"]
2066 * @brief Processes several actions, depending on the verb
2068 * @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
2069 * @param array $importer Record of the importer user mixed with contact of the content
2070 * @param array $item the new item record
2071 * @param bool $is_like Is the verb a "like"?
2073 * @return bool Should the processing of the entries be continued?
2074 * @todo set proper type-hints (array?)
2076 private static function process_verbs($entrytype, $importer, &$item, &$is_like) {
2078 logger("Process verb ".$item["verb"]." and object-type ".$item["object-type"]." for entrytype ".$entrytype, LOGGER_DEBUG);
2080 if (($entrytype == DFRN_TOP_LEVEL)) {
2081 // The filling of the the "contact" variable is done for legcy reasons
2082 // The functions below are partly used by ostatus.php as well - where we have this variable
2083 $r = q("SELECT * FROM `contact` WHERE `id` = %d", intval($importer["id"]));
2085 $nickname = $contact["nick"];
2087 // Big question: Do we need these functions? They were part of the "consume_feed" function.
2088 // This function once was responsible for DFRN and OStatus.
2089 if (activity_match($item["verb"], ACTIVITY_FOLLOW)) {
2090 logger("New follower");
2091 new_follower($importer, $contact, $item, $nickname);
2094 if (activity_match($item["verb"], ACTIVITY_UNFOLLOW)) {
2095 logger("Lost follower");
2096 lose_follower($importer, $contact, $item);
2099 if (activity_match($item["verb"], ACTIVITY_REQ_FRIEND)) {
2100 logger("New friend request");
2101 new_follower($importer, $contact, $item, $nickname, true);
2104 if (activity_match($item["verb"], ACTIVITY_UNFRIEND)) {
2105 logger("Lost sharer");
2106 lose_sharer($importer, $contact, $item);
2110 if (($item["verb"] == ACTIVITY_LIKE)
2111 || ($item["verb"] == ACTIVITY_DISLIKE)
2112 || ($item["verb"] == ACTIVITY_ATTEND)
2113 || ($item["verb"] == ACTIVITY_ATTENDNO)
2114 || ($item["verb"] == ACTIVITY_ATTENDMAYBE)) {
2116 $item["type"] = "activity";
2117 $item["gravity"] = GRAVITY_LIKE;
2118 // only one like or dislike per person
2119 // splitted into two queries for performance issues
2120 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `parent-uri` = '%s' AND NOT `deleted` LIMIT 1",
2121 intval($item["uid"]),
2122 dbesc($item["author-link"]),
2123 dbesc($item["verb"]),
2124 dbesc($item["parent-uri"])
2126 if (dbm::is_result($r)) {
2130 $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `thr-parent` = '%s' AND NOT `deleted` LIMIT 1",
2131 intval($item["uid"]),
2132 dbesc($item["author-link"]),
2133 dbesc($item["verb"]),
2134 dbesc($item["parent-uri"])
2136 if (dbm::is_result($r)) {
2143 if (($item["verb"] == ACTIVITY_TAG) && ($item["object-type"] == ACTIVITY_OBJ_TAGTERM)) {
2145 $xo = parse_xml_string($item["object"],false);
2146 $xt = parse_xml_string($item["target"],false);
2148 if ($xt->type == ACTIVITY_OBJ_NOTE) {
2149 $r = q("SELECT `id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2151 intval($importer["importer_uid"])
2154 if (!dbm::is_result($r)) {
2155 logger("Query failed to execute, no result returned in " . __FUNCTION__);
2159 // extract tag, if not duplicate, add to parent item
2161 if (!(stristr($r[0]["tag"],trim($xo->content)))) {
2162 q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
2163 dbesc($r[0]["tag"] . (strlen($r[0]["tag"]) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
2166 create_tags_from_item($r[0]["id"]);
2176 * @brief Processes the link elements
2178 * @param object $links link elements
2179 * @param array $item the item record
2180 * @todo set proper type-hints
2182 private static function parse_links($links, &$item) {
2188 foreach ($links AS $link) {
2189 foreach ($link->attributes AS $attributes) {
2190 /// @TODO Rewrite these repeated (same) if () statements to a switch()
2191 if ($attributes->name == "href") {
2192 $href = $attributes->textContent;
2194 if ($attributes->name == "rel") {
2195 $rel = $attributes->textContent;
2197 if ($attributes->name == "type") {
2198 $type = $attributes->textContent;
2200 if ($attributes->name == "length") {
2201 $length = $attributes->textContent;
2203 if ($attributes->name == "title") {
2204 $title = $attributes->textContent;
2207 if (($rel != "") AND ($href != "")) {
2210 $item["plink"] = $href;
2214 if (strlen($item["attach"])) {
2215 $item["attach"] .= ",";
2218 $item["attach"] .= '[attach]href="' . $href . '" length="' . $length . '" type="' . $type . '" title="' . $title . '"[/attach]';
2226 * @brief Processes the entry elements which contain the items and comments
2228 * @param array $header Array of the header elements that always stay the same
2229 * @param object $xpath XPath object
2230 * @param object $entry entry elements
2231 * @param array $importer Record of the importer user mixed with contact of the content
2232 * @todo Add type-hints
2234 private static function process_entry($header, $xpath, $entry, $importer, $xml) {
2236 logger("Processing entries");
2240 $item["protocol"] = PROTOCOL_DFRN;
2242 $item["source"] = $xml;
2245 $item["uri"] = $xpath->query("atom:id/text()", $entry)->item(0)->nodeValue;
2247 $item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
2249 $current = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2250 dbesc($item["uri"]),
2251 intval($importer["importer_uid"])
2254 // Is there an existing item?
2255 if (dbm::is_result($current) AND edited_timestamp_is_newer($current[0], $item) AND
2256 (datetime_convert("UTC","UTC",$item["edited"]) < $current[0]["edited"])) {
2257 logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
2262 $owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true);
2264 $item["owner-name"] = $owner["name"];
2265 $item["owner-link"] = $owner["link"];
2266 $item["owner-avatar"] = $owner["avatar"];
2269 $author = self::fetchauthor($xpath, $entry, $importer, "atom:author", true);
2271 $item["author-name"] = $author["name"];
2272 $item["author-link"] = $author["link"];
2273 $item["author-avatar"] = $author["avatar"];
2275 $item["title"] = $xpath->query("atom:title/text()", $entry)->item(0)->nodeValue;
2277 $item["created"] = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
2279 $item["body"] = $xpath->query("dfrn:env/text()", $entry)->item(0)->nodeValue;
2280 $item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
2281 // make sure nobody is trying to sneak some html tags by us
2282 $item["body"] = notags(base64url_decode($item["body"]));
2284 $item["body"] = limit_body_size($item["body"]);
2286 /// @todo Do we really need this check for HTML elements? (It was copied from the old function)
2287 if ((strpos($item['body'],'<') !== false) && (strpos($item['body'],'>') !== false)) {
2289 $item['body'] = reltoabs($item['body'],$base_url);
2291 $item['body'] = html2bb_video($item['body']);
2293 $item['body'] = oembed_html2bbcode($item['body']);
2295 $config = HTMLPurifier_Config::createDefault();
2296 $config->set('Cache.DefinitionImpl', null);
2298 // we shouldn't need a whitelist, because the bbcode converter
2299 // will strip out any unsupported tags.
2301 $purifier = new HTMLPurifier($config);
2302 $item['body'] = $purifier->purify($item['body']);
2304 $item['body'] = @html2bbcode($item['body']);
2307 /// @todo We should check for a repeated post and if we know the repeated author.
2309 // We don't need the content element since "dfrn:env" is always present
2310 //$item["body"] = $xpath->query("atom:content/text()", $entry)->item(0)->nodeValue;
2312 $item["last-child"] = $xpath->query("dfrn:comment-allow/text()", $entry)->item(0)->nodeValue;
2313 $item["location"] = $xpath->query("dfrn:location/text()", $entry)->item(0)->nodeValue;
2315 $georsspoint = $xpath->query("georss:point", $entry);
2317 $item["coord"] = $georsspoint->item(0)->nodeValue;
2320 $item["private"] = $xpath->query("dfrn:private/text()", $entry)->item(0)->nodeValue;
2322 $item["extid"] = $xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue;
2324 if ($xpath->query("dfrn:bookmark/text()", $entry)->item(0)->nodeValue == "true") {
2325 $item["bookmark"] = true;
2328 $notice_info = $xpath->query("statusnet:notice_info", $entry);
2329 if ($notice_info AND ($notice_info->length > 0)) {
2330 foreach ($notice_info->item(0)->attributes AS $attributes) {
2331 if ($attributes->name == "source") {
2332 $item["app"] = strip_tags($attributes->textContent);
2337 $item["guid"] = $xpath->query("dfrn:diaspora_guid/text()", $entry)->item(0)->nodeValue;
2339 // We store the data from "dfrn:diaspora_signature" in a different table, this is done in "item_store"
2340 $dsprsig = unxmlify($xpath->query("dfrn:diaspora_signature/text()", $entry)->item(0)->nodeValue);
2341 if ($dsprsig != "") {
2342 $item["dsprsig"] = $dsprsig;
2345 $item["verb"] = $xpath->query("activity:verb/text()", $entry)->item(0)->nodeValue;
2347 if ($xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue != "") {
2348 $item["object-type"] = $xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue;
2351 $object = $xpath->query("activity:object", $entry)->item(0);
2352 $item["object"] = self::transform_activity($xpath, $object, "object");
2354 if (trim($item["object"]) != "") {
2355 $r = parse_xml_string($item["object"], false);
2356 if (isset($r->type)) {
2357 $item["object-type"] = $r->type;
2361 $target = $xpath->query("activity:target", $entry)->item(0);
2362 $item["target"] = self::transform_activity($xpath, $target, "target");
2364 $categories = $xpath->query("atom:category", $entry);
2366 foreach ($categories AS $category) {
2369 foreach ($category->attributes AS $attributes) {
2370 if ($attributes->name == "term") {
2371 $term = $attributes->textContent;
2374 if ($attributes->name == "scheme") {
2375 $scheme = $attributes->textContent;
2379 if (($term != "") AND ($scheme != "")) {
2380 $parts = explode(":", $scheme);
2381 if ((count($parts) >= 4) AND (array_shift($parts) == "X-DFRN")) {
2382 $termhash = array_shift($parts);
2383 $termurl = implode(":", $parts);
2385 if (strlen($item["tag"])) {
2386 $item["tag"] .= ",";
2389 $item["tag"] .= $termhash . "[url=" . $termurl . "]" . $term . "[/url]";
2397 $links = $xpath->query("atom:link", $entry);
2399 self::parse_links($links, $item);
2402 $item['conversation-uri'] = $xpath->query('ostatus:conversation/text()', $entry)->item(0)->nodeValue;
2404 $conv = $xpath->query('ostatus:conversation', $entry);
2405 if (is_object($conv->item(0))) {
2406 foreach ($conv->item(0)->attributes AS $attributes) {
2407 if ($attributes->name == "ref") {
2408 $item['conversation-uri'] = $attributes->textContent;
2410 if ($attributes->name == "href") {
2411 $item['conversation-href'] = $attributes->textContent;
2416 // Is it a reply or a top level posting?
2417 $item["parent-uri"] = $item["uri"];
2419 $inreplyto = $xpath->query("thr:in-reply-to", $entry);
2420 if (is_object($inreplyto->item(0))) {
2421 foreach ($inreplyto->item(0)->attributes AS $attributes) {
2422 if ($attributes->name == "ref") {
2423 $item["parent-uri"] = $attributes->textContent;
2428 // Get the type of the item (Top level post, reply or remote reply)
2429 $entrytype = self::get_entry_type($importer, $item);
2431 // Now assign the rest of the values that depend on the type of the message
2432 if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
2433 if (!isset($item["object-type"])) {
2434 $item["object-type"] = ACTIVITY_OBJ_COMMENT;
2437 if ($item["contact-id"] != $owner["contact-id"]) {
2438 $item["contact-id"] = $owner["contact-id"];
2441 if (($item["network"] != $owner["network"]) AND ($owner["network"] != "")) {
2442 $item["network"] = $owner["network"];
2445 if ($item["contact-id"] != $author["contact-id"]) {
2446 $item["contact-id"] = $author["contact-id"];
2449 if (($item["network"] != $author["network"]) AND ($author["network"] != "")) {
2450 $item["network"] = $author["network"];
2453 /// @TODO maybe remove this old-lost code then?
2454 // This code was taken from the old DFRN code
2455 // When activated, forums don't work.
2456 // And: Why should we disallow commenting by followers?
2457 // the behaviour is now similar to the Diaspora part.
2458 //if ($importer["rel"] == CONTACT_IS_FOLLOWER) {
2459 // logger("Contact ".$importer["id"]." is only follower. Quitting", LOGGER_DEBUG);
2464 if ($entrytype == DFRN_REPLY_RC) {
2465 $item["type"] = "remote-comment";
2467 } elseif ($entrytype == DFRN_TOP_LEVEL) {
2468 if (!isset($item["object-type"])) {
2469 $item["object-type"] = ACTIVITY_OBJ_NOTE;
2473 if ($item["object-type"] == ACTIVITY_OBJ_EVENT) {
2474 logger("Item ".$item["uri"]." seems to contain an event.", LOGGER_DEBUG);
2475 $ev = bbtoevent($item["body"]);
2476 if ((x($ev, "desc") || x($ev, "summary")) && x($ev, "start")) {
2477 logger("Event in item ".$item["uri"]." was found.", LOGGER_DEBUG);
2478 /// @TODO Mixure of "/' ahead ...
2479 $ev["cid"] = $importer["id"];
2480 $ev["uid"] = $importer["uid"];
2481 $ev["uri"] = $item["uri"];
2482 $ev["edited"] = $item["edited"];
2483 $ev['private'] = $item['private'];
2484 $ev["guid"] = $item["guid"];
2486 $r = q("SELECT `id` FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2487 dbesc($item["uri"]),
2488 intval($importer["uid"])
2490 if (dbm::is_result($r)) {
2491 $ev["id"] = $r[0]["id"];
2494 $event_id = event_store($ev);
2495 logger("Event ".$event_id." was stored", LOGGER_DEBUG);
2501 if (!self::process_verbs($entrytype, $importer, $item, $is_like)) {
2502 logger("Exiting because 'process_verbs' told us so", LOGGER_DEBUG);
2506 // Update content if 'updated' changes
2507 if (dbm::is_result($current)) {
2508 if (self::update_content($r[0], $item, $importer, $entrytype)) {
2509 logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
2511 logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
2516 if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
2517 $posted_id = item_store($item);
2522 logger("Reply from contact ".$item["contact-id"]." was stored with id ".$posted_id, LOGGER_DEBUG);
2524 $item["id"] = $posted_id;
2526 $r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2528 intval($importer["importer_uid"])
2530 if (dbm::is_result($r)) {
2531 $parent = $r[0]["parent"];
2532 $parent_uri = $r[0]["parent-uri"];
2536 $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
2537 dbesc(datetime_convert()),
2538 intval($importer["importer_uid"]),
2539 intval($r[0]["parent"])
2542 $r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d",
2543 dbesc(datetime_convert()),
2544 intval($importer["importer_uid"]),
2549 if ($posted_id AND $parent AND ($entrytype == DFRN_REPLY_RC)) {
2550 logger("Notifying followers about comment ".$posted_id, LOGGER_DEBUG);
2551 proc_run(PRIORITY_HIGH, "include/notifier.php", "comment-import", $posted_id);
2556 } else { // $entrytype == DFRN_TOP_LEVEL
2557 if (!link_compare($item["owner-link"],$importer["url"])) {
2559 * The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
2560 * but otherwise there's a possible data mixup on the sender's system.
2561 * the tgroup delivery code called from item_store will correct it if it's a forum,
2562 * but we're going to unconditionally correct it here so that the post will always be owned by our contact.
2564 logger('Correcting item owner.', LOGGER_DEBUG);
2565 $item["owner-name"] = $importer["senderName"];
2566 $item["owner-link"] = $importer["url"];
2567 $item["owner-avatar"] = $importer["thumb"];
2570 if (($importer["rel"] == CONTACT_IS_FOLLOWER) && (!tgroup_check($importer["importer_uid"], $item))) {
2571 logger("Contact ".$importer["id"]." is only follower and tgroup check was negative.", LOGGER_DEBUG);
2575 // This is my contact on another system, but it's really me.
2576 // Turn this into a wall post.
2577 $notify = item_is_remote_self($importer, $item);
2579 $posted_id = item_store($item, false, $notify);
2581 logger("Item was stored with id ".$posted_id, LOGGER_DEBUG);
2583 if (stristr($item["verb"],ACTIVITY_POKE))
2584 self::do_poke($item, $importer, $posted_id);
2589 * @brief Deletes items
2591 * @param object $xpath XPath object
2592 * @param object $deletion deletion elements
2593 * @param array $importer Record of the importer user mixed with contact of the content
2594 * @todo set proper type-hints
2596 private static function process_deletion($xpath, $deletion, $importer) {
2598 logger("Processing deletions");
2600 foreach ($deletion->attributes AS $attributes) {
2601 if ($attributes->name == "ref") {
2602 $uri = $attributes->textContent;
2604 if ($attributes->name == "when") {
2605 $when = $attributes->textContent;
2609 $when = datetime_convert("UTC", "UTC", $when, "Y-m-d H:i:s");
2611 $when = datetime_convert("UTC", "UTC", "now", "Y-m-d H:i:s");
2614 if (!$uri OR !$importer["id"]) {
2618 /// @todo Only select the used fields
2619 $r = q("SELECT `item`.*, `contact`.`self` FROM `item` INNER JOIN `contact` on `item`.`contact-id` = `contact`.`id`
2620 WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
2622 intval($importer["uid"]),
2623 intval($importer["id"])
2625 if (!dbm::is_result($r)) {
2626 logger("Item with uri " . $uri . " from contact " . $importer["id"] . " for user " . $importer["uid"] . " wasn't found.", LOGGER_DEBUG);
2632 $entrytype = self::get_entry_type($importer, $item);
2634 if (!$item["deleted"]) {
2635 logger('deleting item '.$item["id"].' uri='.$uri, LOGGER_DEBUG);
2640 if ($item["object-type"] == ACTIVITY_OBJ_EVENT) {
2641 logger("Deleting event ".$item["event-id"], LOGGER_DEBUG);
2642 event_delete($item["event-id"]);
2645 if (($item["verb"] == ACTIVITY_TAG) && ($item["object-type"] == ACTIVITY_OBJ_TAGTERM)) {
2647 $xo = parse_xml_string($item["object"],false);
2648 $xt = parse_xml_string($item["target"],false);
2650 if ($xt->type == ACTIVITY_OBJ_NOTE) {
2651 $i = q("SELECT `id`, `contact-id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
2653 intval($importer["importer_uid"])
2655 if (dbm::is_result($i)) {
2657 // For tags, the owner cannot remove the tag on the author's copy of the post.
2659 $owner_remove = (($item["contact-id"] == $i[0]["contact-id"]) ? true: false);
2660 $author_remove = (($item["origin"] && $item["self"]) ? true : false);
2661 $author_copy = (($item["origin"]) ? true : false);
2663 if ($owner_remove && $author_copy) {
2666 if ($author_remove || $owner_remove) {
2667 $tags = explode(',',$i[0]["tag"]);
2670 foreach ($tags as $tag) {
2671 if (trim($tag) !== trim($xo->body)) {
2672 $newtags[] = trim($tag);
2676 q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
2677 dbesc(implode(',', $newtags)),
2680 create_tags_from_item($i[0]["id"]);
2686 if ($entrytype == DFRN_TOP_LEVEL) {
2687 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2688 `body` = '', `title` = ''
2689 WHERE `parent-uri` = '%s' AND `uid` = %d",
2691 dbesc(datetime_convert()),
2693 intval($importer["uid"])
2695 create_tags_from_itemuri($uri, $importer["uid"]);
2696 create_files_from_itemuri($uri, $importer["uid"]);
2697 update_thread_uri($uri, $importer["uid"]);
2699 $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
2700 `body` = '', `title` = ''
2701 WHERE `uri` = '%s' AND `uid` = %d",
2703 dbesc(datetime_convert()),
2705 intval($importer["uid"])
2707 create_tags_from_itemuri($uri, $importer["uid"]);
2708 create_files_from_itemuri($uri, $importer["uid"]);
2709 update_thread_uri($uri, $importer["importer_uid"]);
2710 if ($item["last-child"]) {
2711 // ensure that last-child is set in case the comment that had it just got wiped.
2712 q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
2713 dbesc(datetime_convert()),
2714 dbesc($item["parent-uri"]),
2715 intval($item["uid"])
2717 // who is the last child now?
2718 $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
2719 ORDER BY `created` DESC LIMIT 1",
2720 dbesc($item["parent-uri"]),
2721 intval($importer["uid"])
2723 if (dbm::is_result($r)) {
2724 q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d",
2729 // if this is a relayed delete, propagate it to other recipients
2731 if ($entrytype == DFRN_REPLY_RC) {
2732 logger("Notifying followers about deletion of post " . $item["id"], LOGGER_DEBUG);
2733 proc_run(PRIORITY_HIGH, "include/notifier.php","drop", $item["id"]);
2740 * @brief Imports a DFRN message
2742 * @param text $xml The DFRN message
2743 * @param array $importer Record of the importer user mixed with contact of the content
2744 * @param bool $sort_by_date Is used when feeds are polled
2745 * @todo set proper type-hints
2747 public static function import($xml,$importer, $sort_by_date = false) {
2753 if ($importer["readonly"]) {
2754 // We aren't receiving stuff from this person. But we will quietly ignore them
2755 // rather than a blatant "go away" message.
2756 logger('ignoring contact '.$importer["id"]);
2760 $doc = new DOMDocument();
2761 @$doc->loadXML($xml);
2763 $xpath = new DomXPath($doc);
2764 $xpath->registerNamespace("atom", NAMESPACE_ATOM1);
2765 $xpath->registerNamespace("thr", NAMESPACE_THREAD);
2766 $xpath->registerNamespace("at", NAMESPACE_TOMB);
2767 $xpath->registerNamespace("media", NAMESPACE_MEDIA);
2768 $xpath->registerNamespace("dfrn", NAMESPACE_DFRN);
2769 $xpath->registerNamespace("activity", NAMESPACE_ACTIVITY);
2770 $xpath->registerNamespace("georss", NAMESPACE_GEORSS);
2771 $xpath->registerNamespace("poco", NAMESPACE_POCO);
2772 $xpath->registerNamespace("ostatus", NAMESPACE_OSTATUS);
2773 $xpath->registerNamespace("statusnet", NAMESPACE_STATUSNET);
2776 $header["uid"] = $importer["uid"];
2777 $header["network"] = NETWORK_DFRN;
2778 $header["type"] = "remote";
2779 $header["wall"] = 0;
2780 $header["origin"] = 0;
2781 $header["contact-id"] = $importer["id"];
2783 // Update the contact table if the data has changed
2785 // The "atom:author" is only present in feeds
2786 if ($xpath->query("/atom:feed/atom:author")->length > 0) {
2787 self::fetchauthor($xpath, $doc->firstChild, $importer, "atom:author", false, $xml);
2790 // Only the "dfrn:owner" in the head section contains all data
2791 if ($xpath->query("/atom:feed/dfrn:owner")->length > 0) {
2792 self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", false, $xml);
2795 logger("Import DFRN message for user " . $importer["uid"] . " from contact " . $importer["id"], LOGGER_DEBUG);
2797 // The account type is new since 3.5.1
2798 if ($xpath->query("/atom:feed/dfrn:account_type")->length > 0) {
2799 $accounttype = intval($xpath->evaluate("/atom:feed/dfrn:account_type/text()", $context)->item(0)->nodeValue);
2801 if ($accounttype != $importer["contact-type"]) {
2802 /// @TODO this way is the norm or putting ); at the end of the line?
2803 q("UPDATE `contact` SET `contact-type` = %d WHERE `id` = %d",
2804 intval($accounttype),
2805 intval($importer["id"])
2810 // is it a public forum? Private forums aren't supported with this method
2811 // This is deprecated since 3.5.1
2812 $forum = intval($xpath->evaluate("/atom:feed/dfrn:community/text()", $context)->item(0)->nodeValue);
2814 if ($forum != $importer["forum"]) {
2815 q("UPDATE `contact` SET `forum` = %d WHERE `forum` != %d AND `id` = %d",
2816 intval($forum), intval($forum),
2817 intval($importer["id"])
2821 $mails = $xpath->query("/atom:feed/dfrn:mail");
2822 foreach ($mails AS $mail) {
2823 self::process_mail($xpath, $mail, $importer);
2826 $suggestions = $xpath->query("/atom:feed/dfrn:suggest");
2827 foreach ($suggestions AS $suggestion) {
2828 self::process_suggestion($xpath, $suggestion, $importer);
2831 $relocations = $xpath->query("/atom:feed/dfrn:relocate");
2832 foreach ($relocations AS $relocation) {
2833 self::process_relocation($xpath, $relocation, $importer);
2836 $deletions = $xpath->query("/atom:feed/at:deleted-entry");
2837 foreach ($deletions AS $deletion) {
2838 self::process_deletion($xpath, $deletion, $importer);
2841 if (!$sort_by_date) {
2842 $entries = $xpath->query("/atom:feed/atom:entry");
2843 foreach ($entries AS $entry) {
2844 self::process_entry($header, $xpath, $entry, $importer, $xml);
2847 $newentries = array();
2848 $entries = $xpath->query("/atom:feed/atom:entry");
2849 foreach ($entries AS $entry) {
2850 $created = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
2851 $newentries[strtotime($created)] = $entry;
2854 // Now sort after the publishing date
2857 foreach ($newentries AS $entry) {
2858 self::process_entry($header, $xpath, $entry, $importer, $xml);
2861 logger("Import done for user " . $importer["uid"] . " from contact " . $importer["id"], LOGGER_DEBUG);