Merge remote-tracking branch 'upstream/develop' into 1702-detect-server

CHANGELOG

@@ -1,4 +1,4 @@
-Version 3.5.1
+Version 3.5.1 (2017-03-12)
   Friendica Core:
     Updates to the translations (BG, CA, CS, DE, EO, ES, FR, IS, IT, NL, PL, PT-BR, RU, SV) [translation teams]
     Fix for a potential XSS vector [heluecht, thanks to Vít Šesták 'v6ak' for reporting the problem]

VERSION

@@ -0,0 +1 @@
+3.5.2-dev

boot.php

@@ -38,7 +38,7 @@ require_once('include/dbstructure.php');
 
 define ( 'FRIENDICA_PLATFORM',     'Friendica');
 define ( 'FRIENDICA_CODENAME',     'Asparagus');
-define ( 'FRIENDICA_VERSION',      '3.5.1-rc' );
+define ( 'FRIENDICA_VERSION',      '3.5.2-dev' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.23'    );
 define ( 'DB_UPDATE_VERSION',      1215      );
 

include/Contact.php

@@ -1,7 +1,5 @@
 <?php
 
-require_once('include/Probe.php');
-
 // Included here for completeness, but this is a very dangerous operation.
 // It is the caller's responsibility to confirm the requestor's intent and
 // authorisation to do this.
@@ -355,6 +353,7 @@ function get_contact_details_by_addr($addr, $uid = -1) {
 				dbesc($addr));
 
 	if (!dbm::is_result($r)) {
+		require_once('include/Probe.php');
 		$data = Probe::uri($addr);
 
 		$profile = get_contact_details_by_url($data['url'], $uid);
@@ -508,72 +507,96 @@ function contacts_not_grouped($uid,$start = 0,$count = 0) {
 /**
  * @brief Fetch the contact id for a given url and user
  *
+ * First lookup in the contact table to find a record matching either `url`, `nurl`,
+ * `addr` or `alias`.
+ *
+ * If there's no record and we aren't looking for a public contact, we quit.
+ * If there's one, we check that it isn't time to update the picture else we
+ * directly return the found contact id.
+ *
+ * Second, we probe the provided $url wether it's http://server.tld/profile or
+ * nick@server.tld. We quit if we can't get any info back.
+ *
+ * Third, we create the contact record if it doesn't exist
+ *
+ * Fourth, we update the existing record with the new data (avatar, alias, nick)
+ * if there's any updates
+ *
  * @param string $url Contact URL
- * @param integer $uid The user id for the contact
+ * @param integer $uid The user id for the contact (0 = public contact)
  * @param boolean $no_update Don't update the contact
  *
  * @return integer Contact ID
  */
 function get_contact($url, $uid = 0, $no_update = false) {
-	require_once("include/Scrape.php");
-
 	logger("Get contact data for url ".$url." and user ".$uid." - ".App::callstack(), LOGGER_DEBUG);;
 
 	$data = array();
-	$contactid = 0;
+	$contact_id = 0;
 
-	// is it an address in the format user@server.tld?
+	// We first try the nurl (http://server.tld/nick), most common case
-	/// @todo use gcontact and/or the addr field for a lookup
+	$contacts = q("SELECT `id`, `avatar-date` FROM `contact`
-	if (!strstr($url, "http") OR strstr($url, "@")) {
+					WHERE `nurl` = '%s'
-		$data = probe_url($url);
+					AND `uid` = %d",
-		$url = $data["url"];
-		if ($url == "")
-			return 0;
-	}
-
-	$contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d ORDER BY `id` LIMIT 2",
 			dbesc(normalise_link($url)),
 			intval($uid));
 
-	if (!$contact)
-		$contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d ORDER BY `id` LIMIT 1",
-				dbesc($url),
-				dbesc(normalise_link($url)),
-				intval($uid));
 
-	if ($contact) {
+	// Then the addr (nick@server.tld)
-		$contactid = $contact[0]["id"];
+	if (! dbm::is_result($contacts)) {
+		$contacts = q("SELECT `id`, `avatar-date` FROM `contact`
+					WHERE `addr` = '%s'
+					AND `uid` = %d",
+			dbesc($url),
+			intval($uid));
+	}
+
+	// Then the alias (which could be anything)
+	if (! dbm::is_result($contacts)) {
+		$contacts = q("SELECT `id`, `avatar-date` FROM `contact`
+					WHERE `alias` IN ('%s', '%s')
+					AND `uid` = %d",
+			dbesc($url),
+			dbesc(normalise_link($url)),
+			intval($uid));
+	}
+
+	if (dbm::is_result($contacts)) {
+		$contact_id = $contacts[0]["id"];
 
 		// Update the contact every 7 days
-		$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
+		$update_photo = ($contacts[0]['avatar-date'] < datetime_convert('','','now -7 days'));
-		//$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 
 		if (!$update_photo OR $no_update) {
-			return($contactid);
+			return $contact_id;
 		}
-	} elseif ($uid != 0)
+	} elseif ($uid != 0) {
+		// Non-existing user-specific contact, exiting
 		return 0;
+	}
 
-	if (!count($data))
+	require_once('include/Probe.php');
-		$data = probe_url($url);
+	$data = Probe::uri($url);
 
-	// Does this address belongs to a valid network?
+	// Last try in gcontact for unsupported networks
-	if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA))) {
+	if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_PUMPIO))) {
-		if ($uid != 0)
+		if ($uid != 0) {
 			return 0;
+		}
 
 		// Get data from the gcontact table
-		$r = q("SELECT `name`, `nick`, `url`, `photo`, `addr`, `alias`, `network` FROM `gcontact` WHERE `nurl` = '%s'",
+		$gcontacts = q("SELECT `name`, `nick`, `url`, `photo`, `addr`, `alias`, `network` FROM `gcontact` WHERE `nurl` = '%s'",
 			 dbesc(normalise_link($url)));
-		if (!$r)
+		if (!$gcontacts) {
 			return 0;
+		}
 
-		$data = $r[0];
+		$data = $gcontacts[0];
 	}
 
 	$url = $data["url"];
 
-	if ($contactid == 0) {
+	if (!$contact_id) {
 		q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 					`name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
 					`batch`, `request`, `confirm`, `poco`, `name-date`, `uri-date`,
@@ -602,45 +625,48 @@ function get_contact($url, $uid = 0, $no_update = false) {
 			dbesc(datetime_convert())
 		);
 
-		$contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d ORDER BY `id` LIMIT 2",
+		$contacts = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d ORDER BY `id` LIMIT 2",
 				dbesc(normalise_link($data["url"])),
 				intval($uid));
-		if (!$contact)
+		if (!dbm::is_result($contacts)) {
 			return 0;
+		}
 
-		$contactid = $contact[0]["id"];
+		$contact_id = $contacts[0]["id"];
 
 		// Update the newly created contact from data in the gcontact table
-		$r = q("SELECT `location`, `about`, `keywords`, `gender` FROM `gcontact` WHERE `nurl` = '%s'",
+		$gcontacts = q("SELECT `location`, `about`, `keywords`, `gender` FROM `gcontact` WHERE `nurl` = '%s'",
 			 dbesc(normalise_link($data["url"])));
-		if ($r) {
+		if (dbm::is_result($gcontacts)) {
-			logger("Update contact ".$data["url"]);
+			logger("Update contact " . $data["url"] . ' from gcontact');
 			q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s' WHERE `id` = %d",
-				dbesc($r["location"]), dbesc($r["about"]), dbesc($r["keywords"]),
+				dbesc($gcontacts[0]["location"]), dbesc($gcontacts[0]["about"]), dbesc($gcontacts[0]["keywords"]),
-				dbesc($r["gender"]), intval($contactid));
+				dbesc($gcontacts[0]["gender"]), intval($contact_id));
 		}
 	}
 
-	if ((count($contact) > 1) AND ($uid == 0) AND ($contactid != 0) AND ($url != ""))
+	if (count($contacts) > 1 AND $uid == 0 AND $contact_id != 0 AND $url != "") {
 		q("DELETE FROM `contact` WHERE `nurl` = '%s' AND `id` != %d AND NOT `self`",
 			dbesc(normalise_link($url)),
-			intval($contactid));
+			intval($contact_id));
+	}
 
-	require_once("Photo.php");
+	require_once "Photo.php";
 
-	update_contact_avatar($data["photo"],$uid,$contactid);
+	update_contact_avatar($data["photo"], $uid, $contact_id);
 
-	$r = q("SELECT `addr`, `alias`, `name`, `nick` FROM `contact`  WHERE `id` = %d", intval($contactid));
+	$contacts = q("SELECT `addr`, `alias`, `name`, `nick` FROM `contact` WHERE `id` = %d", intval($contact_id));
 
 	// This condition should always be true
-	if (!dbm::is_result($r))
+	if (!dbm::is_result($contacts)) {
-		return $contactid;
+		return $contact_id;
+	}
 
 	// Only update if there had something been changed
-	if (($data["addr"] != $r[0]["addr"]) OR
+	if ($data["addr"] != $contacts[0]["addr"] OR
-		($data["alias"] != $r[0]["alias"]) OR
+		$data["alias"] != $contacts[0]["alias"] OR
-		($data["name"] != $r[0]["name"]) OR
+		$data["name"] != $contacts[0]["name"] OR
-		($data["nick"] != $r[0]["nick"]))
+		$data["nick"] != $contacts[0]["nick"]) {
 		q("UPDATE `contact` SET `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
 			`name-date` = '%s', `uri-date` = '%s' WHERE `id` = %d",
 			dbesc($data["addr"]),
@@ -649,10 +675,11 @@ function get_contact($url, $uid = 0, $no_update = false) {
 			dbesc($data["nick"]),
 			dbesc(datetime_convert()),
 			dbesc(datetime_convert()),
-			intval($contactid)
+			intval($contact_id)
 		);
+	}
 
-	return $contactid;
+	return $contact_id;
 }
 
 /**

include/Probe.php

@@ -60,11 +60,20 @@ class Probe {
 		$xrd_timeout = Config::get('system','xrd_timeout', 20);
 		$redirects = 0;
 
-		$xml = fetch_url($ssl_url, false, $redirects, $xrd_timeout, "application/xrd+xml");
+		$ret = z_fetch_url($ssl_url, false, $redirects, array('timeout' => $xrd_timeout, 'accept_content' => 'application/xrd+xml'));
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return false;
+		}
+		$xml = $ret['body'];
+
 		$xrd = parse_xml_string($xml, false);
 
 		if (!is_object($xrd)) {
-			$xml = fetch_url($url, false, $redirects, $xrd_timeout, "application/xrd+xml");
+			$ret = z_fetch_url($url, false, $redirects, array('timeout' => $xrd_timeout, 'accept_content' => 'application/xrd+xml'));
+			if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+				return false;
+			}
+			$xml = $ret['body'];
 			$xrd = parse_xml_string($xml, false);
 		}
 		if (!is_object($xrd))
@@ -430,7 +439,12 @@ class Probe {
 		$xrd_timeout = Config::get('system','xrd_timeout', 20);
 		$redirects = 0;
 
-		$data = fetch_url($url, false, $redirects, $xrd_timeout, "application/xrd+xml");
+		$ret = z_fetch_url($url, false, $redirects, array('timeout' => $xrd_timeout, 'accept_content' => 'application/xrd+xml'));
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return false;
+		}
+		$data = $ret['body'];
+
 		$xrd = parse_xml_string($data, false);
 
 		if (!is_object($xrd)) {
@@ -482,9 +496,14 @@ class Probe {
 	 * @return array noscrape data
 	 */
 	private function poll_noscrape($noscrape, $data) {
-		$content = fetch_url($noscrape);
+		$ret = z_fetch_url($noscrape);
-		if (!$content)
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
 			return false;
+		}
+		$content = $ret['body'];
+		if (!$content) {
+			return false;
+		}
 
 		$json = json_decode($content, true);
 		if (!is_array($json))
@@ -663,10 +682,14 @@ class Probe {
 	 * @return array hcard data
 	 */
 	private function poll_hcard($hcard, $data, $dfrn = false) {
-
+		$ret = z_fetch_url($hcard);
-		$content = fetch_url($hcard);
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
-		if (!$content)
 			return false;
+		}
+		$content = $ret['body'];
+		if (!$content) {
+			return false;
+		}
 
 		$doc = new DOMDocument();
 		if (!@$doc->loadHTML($content))
@@ -859,8 +882,13 @@ class Probe {
 						$pubkey = substr($pubkey, strpos($pubkey, ',') + 1);
 					else
 						$pubkey = substr($pubkey, 5);
-				} elseif (normalise_link($pubkey) == 'http://')
+				} elseif (normalise_link($pubkey) == 'http://') {
-					$pubkey = fetch_url($pubkey);
+					$ret = z_fetch_url($pubkey);
+					if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+						return false;
+					}
+					$pubkey = $ret['body'];
+				}
 
 				$key = explode(".", $pubkey);
 
@@ -880,7 +908,11 @@ class Probe {
 			return false;
 
 		// Fetch all additional data from the feed
-		$feed = fetch_url($data["poll"]);
+		$ret = z_fetch_url($data["poll"]);
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return false;
+		}
+		$feed = $ret['body'];
 		$feed_data = feed_import($feed,$dummy1,$dummy2, $dummy3, true);
 		if (!$feed_data)
 			return false;
@@ -1035,7 +1067,11 @@ class Probe {
 	 * @return array feed data
 	 */
 	private function feed($url, $probe = true) {
-		$feed = fetch_url($url);
+		$ret = z_fetch_url($url);
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return false;
+		}
+		$feed = $ret['body'];
 		$feed_data = feed_import($feed, $dummy1, $dummy2, $dummy3, true);
 
 		if (!$feed_data) {

include/bb2diaspora.php

@@ -39,9 +39,9 @@ function diaspora2bb($s) {
 	$s = html_entity_decode($s, ENT_COMPAT, 'UTF-8');
 
 	// Handles single newlines
-	$s = str_replace("\r", '<br>', $s);
+	$s = str_replace("\r\n", "\n", $s);
-
 	$s = str_replace("\n", " \n", $s);
+	$s = str_replace("\r", " \n", $s);
 
 	// Replace lonely stars in lines not starting with it with literal stars
 	$s = preg_replace('/^([^\*]+)\*([^\*]*)$/im', '$1\*$2', $s);

include/bbcode.php

@@ -1163,8 +1163,10 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 	// fix any escaped ampersands that may have been converted into links
 	$Text = preg_replace('/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism', '<$1$2=$3&$4>', $Text);
 
-	// sanitizes src attributes (only relative redir URIs or http URLs)
+	// sanitizes src attributes (http and redir URLs for displaying in a web page, cid used for inline images in emails)
-	$Text = preg_replace('#<([^>]*?)(src)="(?!http|redir)(.*?)"(.*?)>#ism', '<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
+	static $allowed_src_protocols = array('http', 'redir', 'cid');
+	$Text = preg_replace('#<([^>]*?)(src)="(?!' . implode('|', $allowed_src_protocols) . ')(.*?)"(.*?)>#ism',
+			     '<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
 
 	// sanitize href attributes (only whitelisted protocols URLs)
 	// default value for backward compatibility

include/delivery.php

@@ -398,7 +398,7 @@ function delivery_run(&$argv, &$argc){
 
 				logger('notifier: dfrn_delivery to '.$contact["url"].' with guid '.$target_item["guid"].' returns '.$deliver_status);
 
-				if ($deliver_status == (-1)) {
+				if ($deliver_status < 0) {
 					logger('notifier: delivery failed: queuing message');
 					add_to_queue($contact['id'],NETWORK_DFRN,$atom);
 

include/dfrn.php

@@ -391,7 +391,7 @@ class dfrn {
 	 *
 	 * @return object XML root object
 	 */
-	private function add_header($doc, $owner, $authorelement, $alternatelink = "", $public = false) {
+	private static function add_header($doc, $owner, $authorelement, $alternatelink = "", $public = false) {
 
 		if ($alternatelink == "")
 			$alternatelink = $owner['url'];
@@ -462,7 +462,7 @@ class dfrn {
 	 *
 	 * @return object XML author object
 	 */
-	private function add_author($doc, $owner, $authorelement, $public) {
+	private static function add_author($doc, $owner, $authorelement, $public) {
 
 		// Is the profile hidden or shouldn't be published in the net? Then add the "hide" element
 		$r = q("SELECT `id` FROM `profile` INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
@@ -591,7 +591,7 @@ class dfrn {
 	 *
 	 * @return object XML author object
 	 */
-	private function add_entry_author($doc, $element, $contact_url, $item) {
+	private static function add_entry_author($doc, $element, $contact_url, $item) {
 
 		$contact = get_contact_details_by_url($contact_url, $item["uid"]);
 
@@ -631,7 +631,7 @@ class dfrn {
 	 *
 	 * @return object XML activity object
 	 */
-	private function create_activity($doc, $element, $activity) {
+	private static function create_activity($doc, $element, $activity) {
 
 		if($activity) {
 			$entry = $doc->createElement($element);
@@ -685,7 +685,7 @@ class dfrn {
 	 *
 	 * @return object XML attachment object
 	 */
-	private function get_attachment($doc, $root, $item) {
+	private static function get_attachment($doc, $root, $item) {
 		$arr = explode('[/attach],',$item['attach']);
 		if(count($arr)) {
 			foreach($arr as $r) {
@@ -720,7 +720,7 @@ class dfrn {
 	 *
 	 * @return object XML entry object
 	 */
-	private function entry($doc, $type, $item, $owner, $comment = false, $cid = 0) {
+	private static function entry($doc, $type, $item, $owner, $comment = false, $cid = 0) {
 
 		$mentioned = array();
 
@@ -913,11 +913,18 @@ class dfrn {
 
 		logger('dfrn_deliver: ' . $url);
 
-		$xml = fetch_url($url);
+		$ret = z_fetch_url($url);
+
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return -2; // timed out
+		}
+
+		$xml = $ret['body'];
 
 		$curl_stat = $a->get_curl_code();
-		if(! $curl_stat)
+		if (!$curl_stat) {
-			return(-1); // timed out
+			return -3; // timed out
+		}
 
 		logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
 
@@ -1017,24 +1024,24 @@ class dfrn {
 						$key = Crypto::createNewRandomKey();
 					} catch (CryptoTestFailed $ex) {
 						logger('Cannot safely create a key');
-						return -1;
+						return -4;
 					} catch (CannotPerformOperation $ex) {
 						logger('Cannot safely create a key');
-						return -1;
+						return -5;
 					}
 					try {
 						$data = Crypto::encrypt($postvars['data'], $key);
 					} catch (CryptoTestFailed $ex) {
 						logger('Cannot safely perform encryption');
-						return -1;
+						return -6;
 					} catch (CannotPerformOperation $ex) {
 						logger('Cannot safely perform encryption');
-						return -1;
+						return -7;
 					}
 					break;
 				default:
 					logger("rino: invalid requested verision '$rino_remote_version'");
-					return -1;
+					return -8;
 			}
 
 			$postvars['rino'] = $rino_remote_version;
@@ -1068,16 +1075,18 @@ class dfrn {
 
 		logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA);
 
-		$xml = post_url($contact['notify'],$postvars);
+		$xml = post_url($contact['notify'], $postvars);
 
 		logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
 
 		$curl_stat = $a->get_curl_code();
-		if((! $curl_stat) || (! strlen($xml)))
+		if ((!$curl_stat) || (!strlen($xml))) {
-			return(-1); // timed out
+			return -9; // timed out
+		}
 
-		if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))
+		if (($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after'))) {
-			return(-1);
+			return -10;
+		}
 
 		if(strpos($xml,'<?xml') === false) {
 			logger('dfrn_deliver: phase 2: no valid XML returned');
@@ -1103,7 +1112,7 @@ class dfrn {
 	 * @param string $birthday Birthday of the contact
 	 *
 	 */
-	private function birthday_event($contact, $birthday) {
+	private static function birthday_event($contact, $birthday) {
 
 		// Check for duplicates
 		$r = q("SELECT `id` FROM `event` WHERE `uid` = %d AND `cid` = %d AND `start` = '%s' AND `type` = '%s' LIMIT 1",
@@ -1146,7 +1155,7 @@ class dfrn {
 	 *
 	 * @return Returns an array with relevant data of the author
 	 */
-	private function fetchauthor($xpath, $context, $importer, $element, $onlyfetch, $xml = "") {
+	private static function fetchauthor($xpath, $context, $importer, $element, $onlyfetch, $xml = "") {
 
 		$author = array();
 		$author["name"] = $xpath->evaluate($element."/atom:name/text()", $context)->item(0)->nodeValue;
@@ -1358,7 +1367,7 @@ class dfrn {
 	 *
 	 * @return string XML string
 	 */
-	private function transform_activity($xpath, $activity, $element) {
+	private static function transform_activity($xpath, $activity, $element) {
 		if (!is_object($activity))
 			return "";
 
@@ -1403,7 +1412,7 @@ class dfrn {
 	 * @param object $mail mail elements
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 */
-	private function process_mail($xpath, $mail, $importer) {
+	private static function process_mail($xpath, $mail, $importer) {
 
 		logger("Processing mails");
 
@@ -1454,7 +1463,7 @@ class dfrn {
 	 * @param object $suggestion suggestion elements
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 */
-	private function process_suggestion($xpath, $suggestion, $importer) {
+	private static function process_suggestion($xpath, $suggestion, $importer) {
 		$a = get_app();
 
 		logger("Processing suggestions");
@@ -1556,7 +1565,7 @@ class dfrn {
 	 * @param object $relocation relocation elements
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 */
-	private function process_relocation($xpath, $relocation, $importer) {
+	private static function process_relocation($xpath, $relocation, $importer) {
 
 		logger("Processing relocations");
 
@@ -1685,7 +1694,7 @@ class dfrn {
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 * @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
 	 */
-	private function update_content($current, $item, $importer, $entrytype) {
+	private static function update_content($current, $item, $importer, $entrytype) {
 		$changed = false;
 
 		if (edited_timestamp_is_newer($current, $item)) {
@@ -1737,7 +1746,7 @@ class dfrn {
 	 *
 	 * @return int Is it a toplevel entry, a comment or a relayed comment?
 	 */
-	private function get_entry_type($importer, $item) {
+	private static function get_entry_type($importer, $item) {
 		if ($item["parent-uri"] != $item["uri"]) {
 			$community = false;
 
@@ -1803,7 +1812,7 @@ class dfrn {
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 * @param int $posted_id The record number of item record that was just posted
 	 */
-	private function do_poke($item, $importer, $posted_id) {
+	private static function do_poke($item, $importer, $posted_id) {
 		$verb = urldecode(substr($item["verb"],strpos($item["verb"], "#")+1));
 		if(!$verb)
 			return;
@@ -1858,7 +1867,7 @@ class dfrn {
 	 *
 	 * @return bool Should the processing of the entries be continued?
 	 */
-	private function process_verbs($entrytype, $importer, &$item, &$is_like) {
+	private static function process_verbs($entrytype, $importer, &$item, &$is_like) {
 
 		logger("Process verb ".$item["verb"]." and object-type ".$item["object-type"]." for entrytype ".$entrytype, LOGGER_DEBUG);
 
@@ -1958,7 +1967,7 @@ class dfrn {
 	 * @param object $links link elements
 	 * @param array $item the item record
 	 */
-	private function parse_links($links, &$item) {
+	private static function parse_links($links, &$item) {
 		$rel = "";
 		$href = "";
 		$type = "";
@@ -2001,7 +2010,7 @@ class dfrn {
 	 * @param object $entry entry elements
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 */
-	private function process_entry($header, $xpath, $entry, $importer) {
+	private static function process_entry($header, $xpath, $entry, $importer) {
 
 		logger("Processing entries");
 
@@ -2010,6 +2019,20 @@ class dfrn {
 		// Get the uri
 		$item["uri"] = $xpath->query("atom:id/text()", $entry)->item(0)->nodeValue;
 
+		$item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
+
+		$current = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+			dbesc($item["uri"]),
+			intval($importer["importer_uid"])
+		);
+
+		// Is there an existing item?
+		if (dbm::is_result($current) AND edited_timestamp_is_newer($current[0], $item) AND
+			(datetime_convert("UTC","UTC",$item["edited"]) < $current[0]["edited"])) {
+			logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
+			return;
+		}
+
 		// Fetch the owner
 		$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true);
 
@@ -2027,7 +2050,6 @@ class dfrn {
 		$item["title"] = $xpath->query("atom:title/text()", $entry)->item(0)->nodeValue;
 
 		$item["created"] = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
-		$item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
 
 		$item["body"] = $xpath->query("dfrn:env/text()", $entry)->item(0)->nodeValue;
 		$item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
@@ -2215,18 +2237,13 @@ class dfrn {
 			}
 		}
 
-		$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
-			dbesc($item["uri"]),
-			intval($importer["importer_uid"])
-		);
-
 		if (!self::process_verbs($entrytype, $importer, $item, $is_like)) {
 			logger("Exiting because 'process_verbs' told us so", LOGGER_DEBUG);
 			return;
 		}
 
 		// Update content if 'updated' changes
-		if (dbm::is_result($r)) {
+		if (dbm::is_result($current)) {
 			if (self::update_content($r[0], $item, $importer, $entrytype))
 				logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
 			else
@@ -2311,7 +2328,7 @@ class dfrn {
 	 * @param object $deletion deletion elements
 	 * @param array $importer Record of the importer user mixed with contact of the content
 	 */
-	private function process_deletion($xpath, $deletion, $importer) {
+	private static function process_deletion($xpath, $deletion, $importer) {
 
 		logger("Processing deletions");
 

include/feed.php

@@ -177,18 +177,6 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 	foreach (array_reverse($entrylist) AS $entry) {
 		$item = array_merge($header, $author);
 
-		$item["title"] = $xpath->evaluate('atom:title/text()', $entry)->item(0)->nodeValue;
-
-		if ($item["title"] == "")
-			$item["title"] = $xpath->evaluate('title/text()', $entry)->item(0)->nodeValue;
-
-		if ($item["title"] == "")
-			$item["title"] = $xpath->evaluate('rss:title/text()', $entry)->item(0)->nodeValue;
-
-		$alternate = $xpath->query("atom:link[@rel='alternate']", $entry)->item(0)->attributes;
-		if (!is_object($alternate))
-			$alternate = $xpath->query("atom:link", $entry)->item(0)->attributes;
-
 		if (is_object($alternate))
 			foreach($alternate AS $attributes)
 				if ($attributes->name == "href")
@@ -212,6 +200,27 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 
 		$item["parent-uri"] = $item["uri"];
 
+		if (!$simulate) {
+			$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s', '%s')",
+				intval($importer["uid"]), dbesc($item["uri"]), dbesc(NETWORK_FEED), dbesc(NETWORK_DFRN));
+			if ($r) {
+				logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
+				continue;
+			}
+		}
+
+		$item["title"] = $xpath->evaluate('atom:title/text()', $entry)->item(0)->nodeValue;
+
+		if ($item["title"] == "")
+			$item["title"] = $xpath->evaluate('title/text()', $entry)->item(0)->nodeValue;
+
+		if ($item["title"] == "")
+			$item["title"] = $xpath->evaluate('rss:title/text()', $entry)->item(0)->nodeValue;
+
+		$alternate = $xpath->query("atom:link[@rel='alternate']", $entry)->item(0)->attributes;
+		if (!is_object($alternate))
+			$alternate = $xpath->query("atom:link", $entry)->item(0)->attributes;
+
 		$published = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
 
 		if ($published == "")
@@ -250,15 +259,6 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 		if ($creator != "")
 			$item["author-name"] = $creator;
 
-		if (!$simulate) {
-			$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s', '%s')",
-				intval($importer["uid"]), dbesc($item["uri"]), dbesc(NETWORK_FEED), dbesc(NETWORK_DFRN));
-			if ($r) {
-				logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
-				continue;
-			}
-		}
-
 		/// @TODO ?
 		// <category>Ausland</category>
 		// <media:thumbnail width="152" height="76" url="http://www.taz.de/picture/667875/192/14388767.jpg"/>

include/network.php

@@ -143,6 +143,8 @@ function z_fetch_url($url,$binary = false, &$redirects = 0, $opts=array()) {
 		logger('fetch_url error fetching '.$url.': '.curl_error($ch), LOGGER_NORMAL);
 	}
 
+	$ret['errno'] = curl_errno($ch);
+
 	$base = $s;
 	$curl_info = @curl_getinfo($ch);
 

include/onepoll.php

@@ -15,11 +15,11 @@ function RemoveReply($subject) {
 function onepoll_run(&$argv, &$argc){
 	global $a, $db;
 
-	if(is_null($a)) {
+	if (is_null($a)) {
 		$a = new App;
 	}
 
-	if(is_null($db)) {
+	if (is_null($db)) {
 		@include(".htconfig.php");
 		require_once("include/dba.php");
 		$db = new dba($db_host, $db_user, $db_pass, $db_data);
@@ -48,21 +48,25 @@ function onepoll_run(&$argv, &$argc){
 	$force      = false;
 	$restart    = false;
 
-	if(($argc > 1) && (intval($argv[1])))
+	if (($argc > 1) && (intval($argv[1]))) {
 		$contact_id = intval($argv[1]);
+	}
 
-	if(($argc > 2) && ($argv[2] == "force"))
+	if (($argc > 2) && ($argv[2] == "force")) {
 		$force = true;
+	}
 
-	if(! $contact_id) {
+	if (! $contact_id) {
 		logger('onepoll: no contact');
 		return;
 	}
 
 	// Don't check this stuff if the function is called by the poller
-	if (App::callstack() != "poller_run")
+	if (App::callstack() != "poller_run") {
-		if (App::is_already_running('onepoll'.$contact_id, '', 540))
+		if (App::is_already_running('onepoll'.$contact_id, '', 540)) {
 			return;
+		}
+	}
 
 	$d = datetime_convert();
 
@@ -83,8 +87,9 @@ function onepoll_run(&$argv, &$argc){
 		intval($contact_id)
 	);
 
-	if(! count($contacts))
+	if (! count($contacts)) {
 		return;
+	}
 
 	$contact = $contacts[0];
 
@@ -94,9 +99,11 @@ function onepoll_run(&$argv, &$argc){
 			where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
 			intval($contact['id'])
 		);
-		if (dbm::is_result($r))
+		if (dbm::is_result($r)) {
-			if (!$r[0]['total'])
+			if (!$r[0]['total']) {
 				poco_load($contact['id'],$importer_uid,0,$contact['poco']);
+			}
+		}
 	}
 
 	/// @TODO Check why we don't poll the Diaspora feed at the moment (some guid problem in the items?)
@@ -127,24 +134,24 @@ function onepoll_run(&$argv, &$argc){
 
 	$t = $contact['last-update'];
 
-	if($contact['subhub']) {
+	if ($contact['subhub']) {
 		$poll_interval = get_config('system','pushpoll_frequency');
 		$contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 		$hub_update = false;
 
-		if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
+		if (datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) {
-				$hub_update = true;
+			$hub_update = true;
-	}
+		}
-	else
+	} else {
 		$hub_update = false;
-
+	}
 
 	$importer_uid = $contact['uid'];
 
 	$r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` INNER JOIN `user` on `contact`.`uid` = `user`.`uid` WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
 		intval($importer_uid)
 	);
-	if (! dbm::is_result($r)) {
+	if (!dbm::is_result($r)) {
 		return;
 	}
 
@@ -158,7 +165,7 @@ function onepoll_run(&$argv, &$argc){
 	);
 
 	// Update the contact entry
-	if(($contact['network'] === NETWORK_OSTATUS) || ($contact['network'] === NETWORK_DIASPORA) || ($contact['network'] === NETWORK_DFRN)) {
+	if (($contact['network'] === NETWORK_OSTATUS) || ($contact['network'] === NETWORK_DIASPORA) || ($contact['network'] === NETWORK_DFRN)) {
 		if (!poco_reachable($contact['url'])) {
 			logger("Skipping probably dead contact ".$contact['url']);
 			return;
@@ -167,40 +174,50 @@ function onepoll_run(&$argv, &$argc){
 		if (!update_contact($contact["id"])) {
 			mark_for_death($contact);
 			return;
-		} else
+		} else {
 			unmark_for_death($contact);
+		}
 	}
 
-	if($contact['network'] === NETWORK_DFRN) {
+	if ($contact['network'] === NETWORK_DFRN) {
 
 
 		$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
-		if(intval($contact['duplex']) && $contact['dfrn-id'])
+		if (intval($contact['duplex']) && $contact['dfrn-id']) {
 			$idtosend = '0:' . $orig_id;
-		if(intval($contact['duplex']) && $contact['issued-id'])
+		}
+		if (intval($contact['duplex']) && $contact['issued-id']) {
 			$idtosend = '1:' . $orig_id;
+		}
 
 		// they have permission to write to us. We already filtered this in the contact query.
 		$perm = 'rw';
 
 		// But this may be our first communication, so set the writable flag if it isn't set already.
 
-		if(! intval($contact['writable']))
+		if (! intval($contact['writable'])) {
 			q("update contact set writable = 1 where id = %d", intval($contact['id']));
-
+		}
 
 		$url = $contact['poll'] . '?dfrn_id=' . $idtosend
 			. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
 			. '&type=data&last_update=' . $last_update
 			. '&perm=' . $perm ;
 
-		$handshake_xml = fetch_url($url);
+		$ret = z_fetch_url($url);
+
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return;
+		}
+
+		$handshake_xml = $ret['body'];
+
 		$html_code = $a->get_curl_code();
 
 		logger('onepoll: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 
 
-		if((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
+		if ((! strlen($handshake_xml)) || ($html_code >= 400) || (! $html_code)) {
 			logger("poller: $url appears to be dead - marking for death ");
 
 			// dead connection - might be a transient event, or this might
@@ -219,7 +236,7 @@ function onepoll_run(&$argv, &$argc){
 			return;
 		}
 
-		if(! strstr($handshake_xml,'<')) {
+		if (! strstr($handshake_xml,'<')) {
 			logger('poller: response from ' . $url . ' did not contain XML.');
 
 			mark_for_death($contact);
@@ -235,7 +252,7 @@ function onepoll_run(&$argv, &$argc){
 
 		$res = parse_xml_string($handshake_xml);
 
-		if(intval($res->status) == 1) {
+		if (intval($res->status) == 1) {
 			logger("poller: $url replied status 1 - marking for death ");
 
 			// we may not be friends anymore. Will keep trying for one month.
@@ -248,18 +265,16 @@ function onepoll_run(&$argv, &$argc){
 				intval($contact['id'])
 			);
 			mark_for_death($contact);
-		}
+		} elseif ($contact['term-date'] != '0000-00-00 00:00:00') {
-		else {
+			logger("poller: $url back from the dead - removing mark for death");
-			if($contact['term-date'] != '0000-00-00 00:00:00') {
+			unmark_for_death($contact);
-				logger("poller: $url back from the dead - removing mark for death");
-				unmark_for_death($contact);
-			}
 		}
 
-		if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
+		if ((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) {
 			return;
+		}
 
-		if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
+		if (((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
 			q("update contact set poco = '%s' where id = %d",
 				dbesc(str_replace('/profile/','/poco/', $contact['url'])),
 				intval($contact['id'])
@@ -273,21 +288,21 @@ function onepoll_run(&$argv, &$argc){
 
 		$final_dfrn_id = '';
 
-		if(($contact['duplex']) && strlen($contact['prvkey'])) {
+		if (($contact['duplex']) && strlen($contact['prvkey'])) {
 			openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']);
 			openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']);
-		}
+		} else {
-		else {
 			openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']);
 			openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']);
 		}
 
 		$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
 
-		if(strpos($final_dfrn_id,':') == 1)
+		if (strpos($final_dfrn_id,':') == 1) {
 			$final_dfrn_id = substr($final_dfrn_id,2);
+		}
 
-		if($final_dfrn_id != $orig_id) {
+		if ($final_dfrn_id != $orig_id) {
 			logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
 			// did not decode properly - cannot trust this site
 			return;
@@ -299,10 +314,9 @@ function onepoll_run(&$argv, &$argc){
 
 		$xml = post_url($contact['poll'],$postvars);
 
-	}
+	} elseif (($contact['network'] === NETWORK_OSTATUS)
-	elseif(($contact['network'] === NETWORK_OSTATUS)
 		|| ($contact['network'] === NETWORK_DIASPORA)
-		|| ($contact['network'] === NETWORK_FEED) ) {
+		|| ($contact['network'] === NETWORK_FEED)) {
 
 		// Upgrading DB fields from an older Friendica version
 		// Will only do this once per notify-enabled OStatus contact
@@ -311,10 +325,11 @@ function onepoll_run(&$argv, &$argc){
 		$stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
 
 		// Contacts from OStatus are always writable
-		if($contact['network'] === NETWORK_OSTATUS)
+		if ($contact['network'] === NETWORK_OSTATUS) {
 			$stat_writeable = 1;
+		}
 
-		if($stat_writeable != $contact['writable']) {
+		if ($stat_writeable != $contact['writable']) {
 			q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d",
 				intval($stat_writeable),
 				intval($contact['id'])
@@ -323,19 +338,26 @@ function onepoll_run(&$argv, &$argc){
 
 		// Are we allowed to import from this person?
 
-		if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
+		if ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly']) {
 			return;
+		}
 
 		$cookiejar = tempnam(get_temppath(), 'cookiejar-onepoll-');
-		$xml = fetch_url($contact['poll'], false, $redirects, 0, Null, $cookiejar);
+		$ret = z_fetch_url($contact['poll'], false, $redirects, array('cookiejar' => $cookiejar));
+
+		if ($ret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			return;
+		}
+
+		$xml = $ret['body'];
+
 		unlink($cookiejar);
-	}
+	} elseif ($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
-	elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
 
 		logger("Mail: Fetching", LOGGER_DEBUG);
 
 		$mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
-		if($mail_disabled)
+		if ($mail_disabled)
 			return;
 
 		logger("Mail: Enabled", LOGGER_DEBUG);
@@ -347,38 +369,38 @@ function onepoll_run(&$argv, &$argc){
 		$mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
 			intval($importer_uid)
 		);
-		if(count($x) && count($mailconf)) {
+		if (count($x) && count($mailconf)) {
 		    $mailbox = construct_mailbox_name($mailconf[0]);
 			$password = '';
 			openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
 			$mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
 			unset($password);
 			logger("Mail: Connect to " . $mailconf[0]['user']);
-			if($mbox) {
+			if ($mbox) {
 				q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d",
 					dbesc(datetime_convert()),
 					intval($mailconf[0]['id']),
 					intval($importer_uid)
 				);
 				logger("Mail: Connected to " . $mailconf[0]['user']);
-			} else
+			} else {
 				logger("Mail: Connection error ".$mailconf[0]['user']." ".print_r(imap_errors(), true));
+			}
 		}
-		if($mbox) {
+		if ($mbox) {
 
 			$msgs = email_poll($mbox,$contact['addr']);
 
-			if(count($msgs)) {
+			if (count($msgs)) {
 				logger("Mail: Parsing ".count($msgs)." mails for ".$mailconf[0]['user'], LOGGER_DEBUG);
 
 				$metas = email_msg_meta($mbox,implode(',',$msgs));
-				if(count($metas) != count($msgs)) {
+				if (count($metas) != count($msgs)) {
 					logger("onepoll: for " . $mailconf[0]['user'] . " there are ". count($msgs) . " messages but received " . count($metas) . " metas", LOGGER_DEBUG);
-				}
+				} else {
-				else {
 					$msgs = array_combine($msgs, $metas);
 
-					foreach($msgs as $msg_uid => $meta) {
+					foreach ($msgs as $msg_uid => $meta) {
 						logger("Mail: Parsing mail ".$msg_uid, LOGGER_DATA);
 
 						$datarray = array();
@@ -400,7 +422,7 @@ function onepoll_run(&$argv, &$argc){
 
 							// Only delete when mails aren't automatically moved or deleted
 							if (($mailconf[0]['action'] != 1) AND ($mailconf[0]['action'] != 3))
-								if($meta->deleted && ! $r[0]['deleted']) {
+								if ($meta->deleted && ! $r[0]['deleted']) {
 									q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d",
 										dbesc(datetime_convert()),
 										intval($r[0]['id'])
@@ -434,13 +456,13 @@ function onepoll_run(&$argv, &$argc){
 
 	//					$raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
 						$raw_refs = ((property_exists($meta,'references')) ? str_replace("\t",'',$meta->references) : '');
-						if(! trim($raw_refs))
+						if (! trim($raw_refs))
 							$raw_refs = ((property_exists($meta,'in_reply_to')) ? str_replace("\t",'',$meta->in_reply_to) : '');
 						$raw_refs = trim($raw_refs);  // Don't allow a blank reference in $refs_arr
 
-						if($raw_refs) {
+						if ($raw_refs) {
 							$refs_arr = explode(' ', $raw_refs);
-							if(count($refs_arr)) {
+							if (count($refs_arr)) {
 								for($x = 0; $x < count($refs_arr); $x ++)
 									$refs_arr[$x] = "'" . msgid2iri(str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x]))) . "'";
 							}
@@ -456,12 +478,13 @@ function onepoll_run(&$argv, &$argc){
 						// Decoding the header
 						$subject = imap_mime_header_decode($meta->subject);
 						$datarray['title'] = "";
-						foreach($subject as $subpart)
+						foreach ($subject as $subpart) {
-							if ($subpart->charset != "default")
+							if ($subpart->charset != "default") {
 								$datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
-							else
+							} else {
 								$datarray['title'] .= $subpart->text;
-
+							}
+						}
 						$datarray['title'] = notags(trim($datarray['title']));
 
 						//$datarray['title'] = notags(trim($meta->subject));
@@ -476,7 +499,7 @@ function onepoll_run(&$argv, &$argc){
 						$datarray['title'] = RemoveReply($datarray['title']);
 
 						// If it seems to be a reply but a header couldn't be found take the last message with matching subject
-						if(!x($datarray,'parent-uri') and $reply) {
+						if (!x($datarray,'parent-uri') and $reply) {
 							$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `title` = \"%s\" AND `uid` = %d AND `network` = '%s' ORDER BY `created` DESC LIMIT 1",
 								dbesc(protect_sprintf($datarray['title'])),
 								intval($importer_uid),
@@ -485,12 +508,12 @@ function onepoll_run(&$argv, &$argc){
 								$datarray['parent-uri'] = $r[0]['parent-uri'];
 						}
 
-						if(! x($datarray,'parent-uri'))
+						if (! x($datarray,'parent-uri'))
 							$datarray['parent-uri'] = $datarray['uri'];
 
 
 						$r = email_get_msg($mbox,$msg_uid, $reply);
-						if(! $r) {
+						if (! $r) {
 							logger("Mail: can't fetch msg ".$msg_uid." for ".$mailconf[0]['user']);
 							continue;
 						}
@@ -502,23 +525,26 @@ function onepoll_run(&$argv, &$argc){
 						// some mailing lists have the original author as 'from' - add this sender info to msg body.
 						/// @TODO Adding a gravatar for the original author would be cool
 
-						if(! stristr($meta->from,$contact['addr'])) {
+						if (! stristr($meta->from,$contact['addr'])) {
 							$from = imap_mime_header_decode($meta->from);
 							$fromdecoded = "";
-							foreach($from as $frompart)
+							foreach ($from as $frompart) {
-								if ($frompart->charset != "default")
+								if ($frompart->charset != "default") {
 									$fromdecoded .= iconv($frompart->charset, 'UTF-8//IGNORE', $frompart->text);
-								else
+								} else {
 									$fromdecoded .= $frompart->text;
+								}
+							}
 
 							$fromarr = imap_rfc822_parse_adrlist($fromdecoded, $a->get_hostname());
 
 							$frommail = $fromarr[0]->mailbox."@".$fromarr[0]->host;
 
-							if (isset($fromarr[0]->personal))
+							if (isset($fromarr[0]->personal)) {
 								$fromname = $fromarr[0]->personal;
-							else
+							} else {
 								$fromname = $frommail;
+							}
 
 							//$datarray['body'] = "[b]".t('From: ') . escape_tags($fromdecoded) . "[/b]\n\n" . $datarray['body'];
 
@@ -538,9 +564,9 @@ function onepoll_run(&$argv, &$argc){
 
 						$datarray['uid'] = $importer_uid;
 						$datarray['contact-id'] = $contact['id'];
-						if($datarray['parent-uri'] === $datarray['uri'])
+						if ($datarray['parent-uri'] === $datarray['uri'])
 							$datarray['private'] = 1;
-						if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
+						if (($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
 							$datarray['private'] = 1;
 							$datarray['allow_cid'] = '<' . $contact['id'] . '>';
 						}
@@ -574,24 +600,24 @@ function onepoll_run(&$argv, &$argc){
 						}
 					}
 				}
-			} else
+			} else {
 				logger("Mail: no mails for ".$mailconf[0]['user']);
+			}
 
 			logger("Mail: closing connection for ".$mailconf[0]['user']);
 			imap_close($mbox);
 		}
-	}
+	} elseif ($contact['network'] === NETWORK_FACEBOOK) {
-	elseif($contact['network'] === NETWORK_FACEBOOK) {
 		// This is picked up by the Facebook plugin on a cron hook.
 		// Ignored here.
-	} elseif($contact['network'] === NETWORK_PUMPIO) {
+	} elseif ($contact['network'] === NETWORK_PUMPIO) {
 		// This is picked up by the pump.io plugin on a cron hook.
 		// Ignored here.
 	}
 
-	if($xml) {
+	if ($xml) {
 		logger('poller: received xml : ' . $xml, LOGGER_DATA);
-		if(! strstr($xml,'<')) {
+		if (! strstr($xml,'<')) {
 			logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
 			$r = q("UPDATE `contact` SET `last-update` = '%s',  `failure_update` = '%s' WHERE `id` = %d",
 				dbesc(datetime_convert()),
@@ -611,10 +637,10 @@ function onepoll_run(&$argv, &$argc){
 		consume_feed($xml,$importer,$contact,$hub,1,2);
 
 		$hubmode = 'subscribe';
-		if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
+		if ($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
 			$hubmode = 'unsubscribe';
 
-		if(($contact['network'] === NETWORK_OSTATUS ||  $contact['network'] == NETWORK_FEED) && (! $contact['hub-verify']))
+		if (($contact['network'] === NETWORK_OSTATUS ||  $contact['network'] == NETWORK_FEED) && (! $contact['hub-verify']))
 			$hub_update = true;
 
 		if ($force)
@@ -622,14 +648,15 @@ function onepoll_run(&$argv, &$argc){
 
 		logger("Contact ".$contact['id']." returned hub: ".$hub." Network: ".$contact['network']." Relation: ".$contact['rel']." Update: ".$hub_update);
 
-		if((strlen($hub)) && ($hub_update) && (($contact['rel'] != CONTACT_IS_FOLLOWER) || $contact['network'] == NETWORK_FEED) ) {
+		if ((strlen($hub)) && ($hub_update) && (($contact['rel'] != CONTACT_IS_FOLLOWER) || $contact['network'] == NETWORK_FEED) ) {
 			logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
 			$hubs = explode(',', $hub);
-			if(count($hubs)) {
+			if (count($hubs)) {
-				foreach($hubs as $h) {
+				foreach ($hubs as $h) {
 					$h = trim($h);
-					if(! strlen($h))
+					if (! strlen($h)) {
 						continue;
+					}
 					subscribe_to_hub($h,$importer,$contact,$hubmode);
 				}
 			}
@@ -671,7 +698,7 @@ function onepoll_run(&$argv, &$argc){
 	return;
 }
 
-if (array_search(__file__,get_included_files())===0){
+if (array_search(__file__,get_included_files())===0) {
 	onepoll_run($_SERVER["argv"],$_SERVER["argc"]);
 	killme();
 }

include/poller.php

@@ -207,6 +207,16 @@ function poller_exec_function($queue, $funcname, $argv) {
 
 	$duration = number_format(microtime(true) - $stamp, 3);
 
+	if ($duration > 3600) {
+		logger("Prio ".$queue["priority"].": ".$queue["parameter"]." - longer than 1 hour (".round($duration/60, 3).")", LOGGER_DEBUG);
+	} elseif ($duration > 600) {
+		logger("Prio ".$queue["priority"].": ".$queue["parameter"]." - longer than 10 minutes (".round($duration/60, 3).")", LOGGER_DEBUG);
+	} elseif ($duration > 300) {
+		logger("Prio ".$queue["priority"].": ".$queue["parameter"]." - longer than 5 minutes (".round($duration/60, 3).")", LOGGER_DEBUG);
+	} elseif ($duration > 120) {
+		logger("Prio ".$queue["priority"].": ".$queue["parameter"]." - longer than 2 minutes (".round($duration/60, 3).")", LOGGER_DEBUG);
+	}
+
 	logger("Process ".$mypid." - Prio ".$queue["priority"]." - ID ".$queue["id"].": ".$funcname." - done in ".$duration." seconds.");
 
 	// Write down the performance values into the log

include/queue.php

@@ -5,15 +5,16 @@ use \Friendica\Core\Config;
 require_once("boot.php");
 require_once('include/queue_fn.php');
 require_once('include/dfrn.php');
+require_once('include/cache.php');
 
 function queue_run(&$argv, &$argc){
 	global $a, $db;
 
-	if(is_null($a)){
+	if (is_null($a)){
 		$a = new App;
 	}
 
-	if(is_null($db)){
+	if (is_null($db)){
 		@include(".htconfig.php");
 		require_once("include/dba.php");
 		$db = new dba($db_host, $db_user, $db_pass, $db_data);
@@ -37,14 +38,14 @@ function queue_run(&$argv, &$argc){
 
 	load_hooks();
 
-	if($argc > 1)
+	if ($argc > 1) {
 		$queue_id = intval($argv[1]);
-	else
+	} else {
 		$queue_id = 0;
+	}
 
-	$deadguys = array();
+	$cachekey_deadguy = 'queue_run:deadguy:';
-	$deadservers = array();
+	$cachekey_server = 'queue_run:server:';
-	$serverlist = array();
 
 	if (!$queue_id) {
 
@@ -64,7 +65,7 @@ function queue_run(&$argv, &$argc){
 			foreach ($r as $rr) {
 				logger('queue: deliverq');
 				proc_run(PRIORITY_HIGH,'include/delivery.php',$rr['cmd'],$rr['item'],$rr['contact']);
-				if($interval) {
+				if ($interval) {
 					time_sleep_until(microtime(true) + (float) $interval);
 				}
 			}
@@ -111,10 +112,10 @@ function queue_run(&$argv, &$argc){
 		// queue_predeliver hooks may have changed the queue db details,
 		// so check again if this entry still needs processing
 
-		if($queue_id)
+		if ($queue_id) {
 			$qi = q("SELECT * FROM `queue` WHERE `id` = %d LIMIT 1",
 				intval($queue_id));
-		elseif (get_config("system", "worker")) {
+		} elseif (get_config("system", "worker")) {
 			logger('Call queue for id '.$q_item['id']);
 			proc_run(PRIORITY_LOW, "include/queue.php", $q_item['id']);
 			continue;
@@ -122,8 +123,9 @@ function queue_run(&$argv, &$argc){
 			$qi = q("SELECT * FROM `queue` WHERE `id` = %d AND `last` < UTC_TIMESTAMP() - INTERVAL 15 MINUTE ",
 				intval($q_item['id']));
 
-		if(! count($qi))
+		if (!dbm::is_result($qi)) {
 			continue;
+		}
 
 
 		$c = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
@@ -133,26 +135,32 @@ function queue_run(&$argv, &$argc){
 			remove_queue_item($q_item['id']);
 			continue;
 		}
-		if(in_array($c[0]['notify'],$deadguys)) {
+
-			logger('queue: skipping known dead url: ' . $c[0]['notify']);
+		$dead = Cache::get($cachekey_deadguy.$c[0]['notify']);
+
+		if (!is_null($dead) AND $dead) {
+			logger('queue: skipping known dead url: '.$c[0]['notify']);
 			update_queue_time($q_item['id']);
 			continue;
 		}
 
 		$server = poco_detect_server($c[0]['url']);
 
-		if (($server != "") AND !in_array($server, $serverlist)) {
+		if ($server != "") {
-			logger("Check server ".$server." (".$c[0]["network"].")");
+			$vital = Cache::get($cachekey_server.$server);
-			if (!poco_check_server($server, $c[0]["network"], true))
-				$deadservers[] = $server;
 
-			$serverlist[] = $server;
+			if (is_null($vital)) {
-		}
+				logger("Check server ".$server." (".$c[0]["network"].")");
 
-		if (($server != "") AND in_array($server, $deadservers)) {
+				$vital = poco_check_server($server, $c[0]["network"], true);
-			logger('queue: skipping known dead server: '.$server);
+				Cache::set($cachekey_server.$server, $vital, CACHE_QUARTER_HOUR);
-			update_queue_time($q_item['id']);
+			}
-			continue;
+
+			if (!is_null($vital) AND !$vital) {
+				logger('queue: skipping dead server: '.$server);
+				update_queue_time($q_item['id']);
+				continue;
+			}
 		}
 
 		$u = q("SELECT `user`.*, `user`.`pubkey` AS `upubkey`, `user`.`prvkey` AS `uprvkey`
@@ -176,36 +184,37 @@ function queue_run(&$argv, &$argc){
 				logger('queue: dfrndelivery: item '.$q_item['id'].' for '.$contact['name'].' <'.$contact['url'].'>');
 				$deliver_status = dfrn::deliver($owner,$contact,$data);
 
-				if($deliver_status == (-1)) {
+				if ($deliver_status < 0) {
 					update_queue_time($q_item['id']);
-					$deadguys[] = $contact['notify'];
+					Cache::set($cachekey_deadguy.$contact['notify'], true, CACHE_QUARTER_HOUR);
-				} else
+				} else {
 					remove_queue_item($q_item['id']);
-
+				}
 				break;
 			case NETWORK_OSTATUS:
-				if($contact['notify']) {
+				if ($contact['notify']) {
 					logger('queue: slapdelivery: item '.$q_item['id'].' for '.$contact['name'].' <'.$contact['url'].'>');
 					$deliver_status = slapper($owner,$contact['notify'],$data);
 
-					if($deliver_status == (-1)) {
+					if ($deliver_status == (-1)) {
 						update_queue_time($q_item['id']);
-						$deadguys[] = $contact['notify'];
+						Cache::set($cachekey_deadguy.$contact['notify'], true, CACHE_QUARTER_HOUR);
-					} else
+					} else {
 						remove_queue_item($q_item['id']);
+					}
 				}
 				break;
 			case NETWORK_DIASPORA:
-				if($contact['notify']) {
+				if ($contact['notify']) {
 					logger('queue: diaspora_delivery: item '.$q_item['id'].' for '.$contact['name'].' <'.$contact['url'].'>');
 					$deliver_status = Diaspora::transmit($owner,$contact,$data,$public,true);
 
-					if($deliver_status == (-1)) {
+					if ($deliver_status == (-1)) {
 						update_queue_time($q_item['id']);
-						$deadguys[] = $contact['notify'];
+						Cache::set($cachekey_deadguy.$contact['notify'], true, CACHE_QUARTER_HOUR);
-					} else
+					} else {
 						remove_queue_item($q_item['id']);
-
+					}
 				}
 				break;
 
@@ -213,15 +222,15 @@ function queue_run(&$argv, &$argc){
 				$params = array('owner' => $owner, 'contact' => $contact, 'queue' => $q_item, 'result' => false);
 				call_hooks('queue_deliver', $a, $params);
 
-				if($params['result'])
+				if ($params['result']) {
 					remove_queue_item($q_item['id']);
-				else
+				} else {
 					update_queue_time($q_item['id']);
-
+				}
 				break;
 
 		}
-		logger('Deliver status '.$deliver_status.' for item '.$q_item['id'].' to '.$contact['name'].' <'.$contact['url'].'>');
+		logger('Deliver status '.(int)$deliver_status.' for item '.$q_item['id'].' to '.$contact['name'].' <'.$contact['url'].'>');
 	}
 
 	return;

include/socgraph.php

@@ -837,7 +837,7 @@ function poco_check_server($server_url, $network = "", $force = false) {
 		return false;
 
 	$servers = q("SELECT * FROM `gserver` WHERE `nurl` = '%s'", dbesc(normalise_link($server_url)));
-	if ($servers) {
+	if (dbm::is_result($servers)) {
 
 		if ($servers[0]["created"] == "0000-00-00 00:00:00")
 			q("UPDATE `gserver` SET `created` = '%s' WHERE `nurl` = '%s'",
@@ -881,21 +881,40 @@ function poco_check_server($server_url, $network = "", $force = false) {
 	$orig_last_contact = $last_contact;
 
 	// Check if the page is accessible via SSL.
+	$orig_server_url = $server_url;
 	$server_url = str_replace("http://", "https://", $server_url);
-	$serverret = z_fetch_url($server_url."/.well-known/host-meta");
+
+	// We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
+	$serverret = z_fetch_url($server_url."/.well-known/host-meta", false, $redirects, array('timeout' => 20));
+
+	// Quit if there is a timeout.
+	// But we want to make sure to only quit if we are mostly sure that this server url fits.
+	if (dbm::is_result($servers) AND ($orig_server_url == $server_url) AND
+		($serverret['errno'] == CURLE_OPERATION_TIMEDOUT)) {
+		logger("Connection to server ".$server_url." timed out.", LOGGER_DEBUG);
+		return false;
+	}
 
 	// Maybe the page is unencrypted only?
 	$xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
 	if (!$serverret["success"] OR ($serverret["body"] == "") OR (@sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
 		$server_url = str_replace("https://", "http://", $server_url);
-		$serverret = z_fetch_url($server_url."/.well-known/host-meta");
+
+		// We set the timeout to 20 seconds since this operation should be done in no time if the server was vital
+		$serverret = z_fetch_url($server_url."/.well-known/host-meta", false, $redirects, array('timeout' => 20));
+
+		// Quit if there is a timeout
+		if ($serverret['errno'] == CURLE_OPERATION_TIMEDOUT) {
+			logger("Connection to server ".$server_url." timed out.", LOGGER_DEBUG);
+			return false;
+		}
 
 		$xmlobj = @simplexml_load_string($serverret["body"],'SimpleXMLElement',0, "http://docs.oasis-open.org/ns/xri/xrd-1.0");
 	}
 
 	if (!$serverret["success"] OR ($serverret["body"] == "") OR (sizeof($xmlobj) == 0) OR !is_object($xmlobj)) {
 		// Workaround for bad configured servers (known nginx problem)
-		if ($serverret["debug"]["http_code"] != "403") {
+		if (!in_array($serverret["debug"]["http_code"], array("403", "404"))) {
 			$last_failure = datetime_convert();
 			$failure = true;
 		}

mod/nodeinfo.php

@@ -228,9 +228,10 @@ function nodeinfo_cron() {
 
         logger("local_posts: ".$local_posts, LOGGER_DEBUG);
 
-	$posts = qu("SELECT COUNT(*) AS `local_comments` FROM `item`
+	$posts = qu("SELECT COUNT(*) FROM `contact`
-			INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
+			INNER JOIN `item` ON `item`.`contact-id` = `contact`.`id` AND `item`.`uid` = `contact`.`uid` AND
-			WHERE `contact`.`self` and `item`.`id` != `item`.`parent` AND `item`.`network` IN ('%s', '%s', '%s')",
+				`item`.`id` != `item`.`parent` AND `item`.`network` IN ('%s', '%s', '%s')
+			WHERE `contact`.`self`",
 			dbesc(NETWORK_OSTATUS), dbesc(NETWORK_DIASPORA), dbesc(NETWORK_DFRN));
 
 	if (!is_array($posts))

view/theme/frio/js/mod_display.js

@@ -4,8 +4,9 @@
 
 // Catch the GUID from the URL
 var itemGuid = window.location.pathname.split("/").pop();
+var itemGuidSafe = itemGuid.replace(/%.*/, '');
 
 $(window).load(function(){
 	// Scroll to the Item by its GUID
-	scrollToItem('item-'+itemGuid);
+	scrollToItem('item-' + itemGuidSafe);
 });

view/theme/frio/templates/wall_thread.tpl

@@ -68,9 +68,9 @@ as the value of $top_child_total (this is done at the end of this file)
 
 {{* Use a different div container in dependence max thread-level = 7 *}}
 {{if $item.thread_level<7}}
-<div class="wall-item-container {{$item.indent}} {{$item.shiny}} {{$item.network}} thread_level_{{$item.thread_level}} {{if $item.thread_level==1}}panel-body h-entry{{else}}u-comment h-cite{{/if}}" id="item-{{$item.guid}}"><!-- wall-item-container -->
+<div class="wall-item-container {{$item.indent}} {{$item.shiny}} {{$item.network}} thread_level_{{$item.thread_level}} {{if $item.thread_level==1}}panel-body h-entry{{else}}u-comment h-cite{{/if}}" id="item-{{$item.guid|regex_replace:'/%.*/':''}}"><!-- wall-item-container -->
 {{else}}
-<div class="wall-item-container {{$item.indent}} {{$item.shiny}} {{$item.network}} thread_level_7 u-comment h-cite" id="item-{{$item.guid}}">
+<div class="wall-item-container {{$item.indent}} {{$item.shiny}} {{$item.network}} thread_level_7 u-comment h-cite" id="item-{{$item.guid|regex_replace:'/%.*/':''}}">
  {{/if}}
 	<div class="media">
 		{{* Put addional actions in a top-right dropdown menu *}}