]> git.mxchange.org Git - friendica.git/blobdiff - src/Protocol/Feed.php
Add support for legacy $lang config in App->loadConfig
[friendica.git] / src / Protocol / Feed.php
index 191070a2c5b52ac854a61a3790624c4f430193d0..a68a2bd67e7b930040c6b4625f82e68fde154ef2 100644 (file)
@@ -11,6 +11,7 @@ use Friendica\Core\System;
 use Friendica\Model\Item;
 use Friendica\Util\Network;
 use Friendica\Content\Text\HTML;
+use Friendica\Util\XML;
 
 use dba;
 use DOMDocument;
@@ -44,7 +45,7 @@ class Feed {
                } else {
                        logger("Test Atom/RSS feed", LOGGER_DEBUG);
                }
-               if ($xml == "") {
+               if (empty($xml)) {
                        logger('XML is empty.', LOGGER_DEBUG);
                        return;
                }
@@ -73,18 +74,18 @@ class Feed {
 
                // Is it RDF?
                if ($xpath->query('/rdf:RDF/rss:channel')->length > 0) {
-                       $author["author-link"] = $xpath->evaluate('/rdf:RDF/rss:channel/rss:link/text()')->item(0)->nodeValue;
-                       $author["author-name"] = $xpath->evaluate('/rdf:RDF/rss:channel/rss:title/text()')->item(0)->nodeValue;
+                       $author["author-link"] = XML::getFirstNodeValue($xpath, '/rdf:RDF/rss:channel/rss:link/text()');
+                       $author["author-name"] = XML::getFirstNodeValue($xpath, '/rdf:RDF/rss:channel/rss:title/text()');
 
-                       if ($author["author-name"] == "") {
-                               $author["author-name"] = $xpath->evaluate('/rdf:RDF/rss:channel/rss:description/text()')->item(0)->nodeValue;
+                       if (empty($author["author-name"])) {
+                               $author["author-name"] = XML::getFirstNodeValue($xpath, '/rdf:RDF/rss:channel/rss:description/text()');
                        }
                        $entries = $xpath->query('/rdf:RDF/rss:item');
                }
 
                // Is it Atom?
                if ($xpath->query('/atom:feed')->length > 0) {
-                       $alternate = $xpath->query("atom:link[@rel='alternate']")->item(0)->attributes;
+                       $alternate = XML::getFirstAttributes($xpath, "atom:link[@rel='alternate']");
                        if (is_object($alternate)) {
                                foreach ($alternate AS $attribute) {
                                        if ($attribute->name == "href") {
@@ -93,11 +94,8 @@ class Feed {
                                }
                        }
 
-                       if ($author["author-link"] == "") {
-                               $author["author-link"] = $author["author-id"];
-                       }
-                       if ($author["author-link"] == "") {
-                               $self = $xpath->query("atom:link[@rel='self']")->item(0)->attributes;
+                       if (empty($author["author-link"])) {
+                               $self = XML::getFirstAttributes($xpath, "atom:link[@rel='self']");
                                if (is_object($self)) {
                                        foreach ($self AS $attribute) {
                                                if ($attribute->name == "href") {
@@ -107,39 +105,39 @@ class Feed {
                                }
                        }
 
-                       if ($author["author-link"] == "") {
-                               $author["author-link"] = $xpath->evaluate('/atom:feed/atom:id/text()')->item(0)->nodeValue;
+                       if (empty($author["author-link"])) {
+                               $author["author-link"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:id/text()');
                        }
-                       $author["author-avatar"] = $xpath->evaluate('/atom:feed/atom:logo/text()')->item(0)->nodeValue;
+                       $author["author-avatar"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:logo/text()');
 
-                       $author["author-name"] = $xpath->evaluate('/atom:feed/atom:title/text()')->item(0)->nodeValue;
+                       $author["author-name"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:title/text()');
 
-                       if ($author["author-name"] == "") {
-                               $author["author-name"] = $xpath->evaluate('/atom:feed/atom:subtitle/text()')->item(0)->nodeValue;
+                       if (empty($author["author-name"])) {
+                               $author["author-name"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:subtitle/text()');
                        }
-                       if ($author["author-name"] == "") {
-                               $author["author-name"] = $xpath->evaluate('/atom:feed/atom:author/atom:name/text()')->item(0)->nodeValue;
+                       if (empty($author["author-name"])) {
+                               $author["author-name"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:author/atom:name/text()');
                        }
-                       $value = $xpath->evaluate('atom:author/poco:displayName/text()')->item(0)->nodeValue;
+                       $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:displayName/text()');
                        if ($value != "") {
                                $author["author-name"] = $value;
                        }
                        if ($simulate) {
-                               $author["author-id"] = $xpath->evaluate('/atom:feed/atom:author/atom:uri/text()')->item(0)->nodeValue;
+                               $author["author-id"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:author/atom:uri/text()');
 
-                               $value = $xpath->evaluate('atom:author/poco:preferredUsername/text()')->item(0)->nodeValue;
+                               $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:preferredUsername/text()');
                                if ($value != "") {
                                        $author["author-nick"] = $value;
                                }
-                               $value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()')->item(0)->nodeValue;
+                               $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:address/poco:formatted/text()');
                                if ($value != "") {
                                        $author["author-location"] = $value;
                                }
-                               $value = $xpath->evaluate('atom:author/poco:note/text()')->item(0)->nodeValue;
+                               $value = XML::getFirstNodeValue($xpath, 'atom:author/poco:note/text()');
                                if ($value != "") {
                                        $author["author-about"] = $value;
                                }
-                               $avatar = $xpath->evaluate("atom:author/atom:link[@rel='avatar']")->item(0)->attributes;
+                               $avatar = XML::getFirstAttributes($xpath, "atom:author/atom:link[@rel='avatar']");
                                if (is_object($avatar)) {
                                        foreach ($avatar AS $attribute) {
                                                if ($attribute->name == "href") {
@@ -149,29 +147,29 @@ class Feed {
                                }
                        }
 
-                       $author["edited"] = $author["created"] = $xpath->query('/atom:feed/atom:updated/text()')->item(0)->nodeValue;
+                       $author["edited"] = $author["created"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:updated/text()');
 
-                       $author["app"] = $xpath->evaluate('/atom:feed/atom:generator/text()')->item(0)->nodeValue;
+                       $author["app"] = XML::getFirstNodeValue($xpath, '/atom:feed/atom:generator/text()');
 
                        $entries = $xpath->query('/atom:feed/atom:entry');
                }
 
                // Is it RSS?
                if ($xpath->query('/rss/channel')->length > 0) {
-                       $author["author-link"] = $xpath->evaluate('/rss/channel/link/text()')->item(0)->nodeValue;
+                       $author["author-link"] = XML::getFirstNodeValue($xpath, '/rss/channel/link/text()');
 
-                       $author["author-name"] = $xpath->evaluate('/rss/channel/title/text()')->item(0)->nodeValue;
-                       $author["author-avatar"] = $xpath->evaluate('/rss/channel/image/url/text()')->item(0)->nodeValue;
+                       $author["author-name"] = XML::getFirstNodeValue($xpath, '/rss/channel/title/text()');
+                       $author["author-avatar"] = XML::getFirstNodeValue($xpath, '/rss/channel/image/url/text()');
 
-                       if ($author["author-name"] == "") {
-                               $author["author-name"] = $xpath->evaluate('/rss/channel/copyright/text()')->item(0)->nodeValue;
+                       if (empty($author["author-name"])) {
+                               $author["author-name"] = XML::getFirstNodeValue($xpath, '/rss/channel/copyright/text()');
                        }
-                       if ($author["author-name"] == "") {
-                               $author["author-name"] = $xpath->evaluate('/rss/channel/description/text()')->item(0)->nodeValue;
+                       if (empty($author["author-name"])) {
+                               $author["author-name"] = XML::getFirstNodeValue($xpath, '/rss/channel/description/text()');
                        }
-                       $author["edited"] = $author["created"] = $xpath->query('/rss/channel/pubDate/text()')->item(0)->nodeValue;
+                       $author["edited"] = $author["created"] = XML::getFirstNodeValue($xpath, '/rss/channel/pubDate/text()');
 
-                       $author["app"] = $xpath->evaluate('/rss/channel/generator/text()')->item(0)->nodeValue;
+                       $author["app"] = XML::getFirstNodeValue($xpath, '/rss/channel/generator/text()');
 
                        $entries = $xpath->query('/rss/channel/item');
                }
@@ -179,7 +177,7 @@ class Feed {
                if (!$simulate) {
                        $author["author-link"] = $contact["url"];
 
-                       if ($author["author-name"] == "") {
+                       if (empty($author["author-name"])) {
                                $author["author-name"] = $contact["name"];
                        }
                        $author["author-avatar"] = $contact["thumb"];
@@ -214,9 +212,9 @@ class Feed {
 
                        $item = array_merge($header, $author);
 
-                       $alternate = $xpath->query("atom:link[@rel='alternate']", $entry)->item(0)->attributes;
+                       $alternate = XML::getFirstAttributes($xpath, "atom:link[@rel='alternate']", $entry);
                        if (!is_object($alternate)) {
-                               $alternate = $xpath->query("atom:link", $entry)->item(0)->attributes;
+                               $alternate = XML::getFirstAttributes($xpath, "atom:link", $entry);
                        }
                        if (is_object($alternate)) {
                                foreach ($alternate AS $attribute) {
@@ -225,19 +223,19 @@ class Feed {
                                        }
                                }
                        }
-                       if ($item["plink"] == "") {
-                               $item["plink"] = $xpath->evaluate('link/text()', $entry)->item(0)->nodeValue;
+                       if (empty($item["plink"])) {
+                               $item["plink"] = XML::getFirstNodeValue($xpath, 'link/text()', $entry);
                        }
-                       if ($item["plink"] == "") {
-                               $item["plink"] = $xpath->evaluate('rss:link/text()', $entry)->item(0)->nodeValue;
+                       if (empty($item["plink"])) {
+                               $item["plink"] = XML::getFirstNodeValue($xpath, 'rss:link/text()', $entry);
                        }
 
-                       $item["uri"] = $xpath->evaluate('atom:id/text()', $entry)->item(0)->nodeValue;
+                       $item["uri"] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
 
-                       if ($item["uri"] == "") {
-                               $item["uri"] = $xpath->evaluate('guid/text()', $entry)->item(0)->nodeValue;
+                       if (empty($item["uri"])) {
+                               $item["uri"] = XML::getFirstNodeValue($xpath, 'guid/text()', $entry);
                        }
-                       if ($item["uri"] == "") {
+                       if (empty($item["uri"])) {
                                $item["uri"] = $item["plink"];
                        }
 
@@ -250,32 +248,32 @@ class Feed {
                        if (!$simulate) {
                                $condition = ["`uid` = ? AND `uri` = ? AND `network` IN (?, ?)",
                                        $importer["uid"], $item["uri"], NETWORK_FEED, NETWORK_DFRN];
-                               $previous = dba::selectFirst('item', ['id'], $condition);
+                               $previous = Item::selectFirst(['id'], $condition);
                                if (DBM::is_result($previous)) {
                                        logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$previous["id"], LOGGER_DEBUG);
                                        continue;
                                }
                        }
 
-                       $item["title"] = $xpath->evaluate('atom:title/text()', $entry)->item(0)->nodeValue;
+                       $item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
 
-                       if ($item["title"] == "") {
-                               $item["title"] = $xpath->evaluate('title/text()', $entry)->item(0)->nodeValue;
+                       if (empty($item["title"])) {
+                               $item["title"] = XML::getFirstNodeValue($xpath, 'title/text()', $entry);
                        }
-                       if ($item["title"] == "") {
-                               $item["title"] = $xpath->evaluate('rss:title/text()', $entry)->item(0)->nodeValue;
+                       if (empty($item["title"])) {
+                               $item["title"] = XML::getFirstNodeValue($xpath, 'rss:title/text()', $entry);
                        }
-                       $published = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
+                       $published = XML::getFirstNodeValue($xpath, 'atom:published/text()', $entry);
 
-                       if ($published == "") {
-                               $published = $xpath->query('pubDate/text()', $entry)->item(0)->nodeValue;
+                       if (empty($published)) {
+                               $published = XML::getFirstNodeValue($xpath, 'pubDate/text()', $entry);
                        }
-                       if ($published == "") {
-                               $published = $xpath->query('dc:date/text()', $entry)->item(0)->nodeValue;
+                       if (empty($published)) {
+                               $published = XML::getFirstNodeValue($xpath, 'dc:date/text()', $entry);
                        }
-                       $updated = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
+                       $updated = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $entry);
 
-                       if ($updated == "") {
+                       if (empty($updated)) {
                                $updated = $published;
                        }
                        if ($published != "") {
@@ -284,18 +282,18 @@ class Feed {
                        if ($updated != "") {
                                $item["edited"] = $updated;
                        }
-                       $creator = $xpath->query('author/text()', $entry)->item(0)->nodeValue;
+                       $creator = XML::getFirstNodeValue($xpath, 'author/text()', $entry);
 
-                       if ($creator == "") {
-                               $creator = $xpath->query('atom:author/atom:name/text()', $entry)->item(0)->nodeValue;
+                       if (empty($creator)) {
+                               $creator = XML::getFirstNodeValue($xpath, 'atom:author/atom:name/text()', $entry);
                        }
-                       if ($creator == "") {
-                               $creator = $xpath->query('dc:creator/text()', $entry)->item(0)->nodeValue;
+                       if (empty($creator)) {
+                               $creator = XML::getFirstNodeValue($xpath, 'dc:creator/text()', $entry);
                        }
                        if ($creator != "") {
                                $item["author-name"] = $creator;
                        }
-                       $creator = $xpath->query('dc:creator/text()', $entry)->item(0)->nodeValue;
+                       $creator = XML::getFirstNodeValue($xpath, 'dc:creator/text()', $entry);
 
                        if ($creator != "") {
                                $item["author-name"] = $creator;
@@ -323,8 +321,10 @@ class Feed {
                                                $type = $attribute->textContent;
                                        }
                                }
-                               if (strlen($item["attach"])) {
+                               if (!empty($item["attach"])) {
                                        $item["attach"] .= ',';
+                               } else {
+                                       $item["attach"] = '';
                                }
 
                                $attachments[] = ["link" => $href, "type" => $type, "length" => $length];
@@ -344,16 +344,16 @@ class Feed {
                                $tags .= $taglink;
                        }
 
-                       $body = trim($xpath->evaluate('atom:content/text()', $entry)->item(0)->nodeValue);
+                       $body = trim(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry));
 
-                       if ($body == "") {
-                               $body = trim($xpath->evaluate('content:encoded/text()', $entry)->item(0)->nodeValue);
+                       if (empty($body)) {
+                               $body = trim(XML::getFirstNodeValue($xpath, 'content:encoded/text()', $entry));
                        }
-                       if ($body == "") {
-                               $body = trim($xpath->evaluate('description/text()', $entry)->item(0)->nodeValue);
+                       if (empty($body)) {
+                               $body = trim(XML::getFirstNodeValue($xpath, 'description/text()', $entry));
                        }
-                       if ($body == "") {
-                               $body = trim($xpath->evaluate('atom:summary/text()', $entry)->item(0)->nodeValue);
+                       if (empty($body)) {
+                               $body = trim(XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry));
                        }
 
                        // remove the content of the title if it is identically to the body
@@ -430,6 +430,9 @@ class Feed {
                                        $item['guid'] = Item::guidFromUri($orig_plink, $a->get_hostname());
                                        unset($item['uri']);
                                        unset($item['parent-uri']);
+
+                                       // Set the delivery priority for "remote self" to "medium"
+                                       $notify = PRIORITY_MEDIUM;
                                }
 
                                $id = Item::insert($item, false, $notify);