X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Ffeed.php;h=579ff7caae3652cce6c9fcb714720886bd32334f;hb=4053499c38cc4191fd4bf4724d17c968ecd2f756;hp=6d645ecffb64e9c1576ee7e1c292849514538509;hpb=ec57b61f012562e3a2464869d62ade97fdc2e8d9;p=friendica.git

diff --git a/include/feed.php b/include/feed.php
index 6d645ecffb..579ff7caae 100644
--- a/include/feed.php
+++ b/include/feed.php
@@ -2,24 +2,41 @@
 require_once("include/html2bbcode.php");
 require_once("include/items.php");
 
+/**
+ * @brief Read a RSS/RDF/Atom feed and create an item entry for it
+ *
+ * @param string $xml The feed data
+ * @param array $importer The user record of the importer
+ * @param array $contact The contact record of the feed
+ * @param string $hub Unused dummy value for compatibility reasons
+ * @param bool $simulate If enabled, no data is imported
+ *
+ * @return array In simulation mode it returns the header and the first item
+ */
 function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 
 	$a = get_app();
 
-	logger("Import Atom/RSS feed", LOGGER_DEBUG);
+	if (!$simulate)
+		logger("Import Atom/RSS feed '".$contact["name"]."' (Contact ".$contact["id"].") for user ".$importer["uid"], LOGGER_DEBUG);
+	else
+		logger("Test Atom/RSS feed", LOGGER_DEBUG);
 
-	if ($xml == "")
+	if ($xml == "") {
+		logger('XML is empty.', LOGGER_DEBUG);
 		return;
+	}
 
 	$doc = new DOMDocument();
 	@$doc->loadXML($xml);
 	$xpath = new DomXPath($doc);
-	$xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
+	$xpath->registerNamespace('atom', NAMESPACE_ATOM1);
 	$xpath->registerNamespace('dc', "http://purl.org/dc/elements/1.1/");
 	$xpath->registerNamespace('content', "http://purl.org/rss/1.0/modules/content/");
 	$xpath->registerNamespace('rdf', "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
 	$xpath->registerNamespace('rss', "http://purl.org/rss/1.0/");
 	$xpath->registerNamespace('media', "http://search.yahoo.com/mrss/");
+	$xpath->registerNamespace('poco', NAMESPACE_POCO);
 
 	$author = array();
 
@@ -35,23 +52,24 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 	}
 
 	// Is it Atom?
-	if ($xpath->query('/atom:feed/atom:entry')->length > 0) {
-		$self = $xpath->query("atom:link[@rel='self']")->item(0)->attributes;
-		if (is_object($self))
-			foreach($self AS $attributes)
+	if ($xpath->query('/atom:feed')->length > 0) {
+		$alternate = $xpath->query("atom:link[@rel='alternate']")->item(0)->attributes;
+		if (is_object($alternate))
+			foreach($alternate AS $attributes)
 				if ($attributes->name == "href")
 					$author["author-link"] = $attributes->textContent;
 
+		if ($author["author-link"] == "")
+			$author["author-link"] = $author["author-id"];
+
 		if ($author["author-link"] == "") {
-			$alternate = $xpath->query("atom:link[@rel='alternate']")->item(0)->attributes;
-			if (is_object($alternate))
-				foreach($alternate AS $attributes)
+			$self = $xpath->query("atom:link[@rel='self']")->item(0)->attributes;
+			if (is_object($self))
+				foreach($self AS $attributes)
 					if ($attributes->name == "href")
 						$author["author-link"] = $attributes->textContent;
 		}
 
-		if ($author["author-link"] == "")
-			$author["author-link"] = $xpath->evaluate('/atom:feed/atom:author/atom:uri/text()')->item(0)->nodeValue;
 		if ($author["author-link"] == "")
 			$author["author-link"] = $xpath->evaluate('/atom:feed/atom:id/text()')->item(0)->nodeValue;
 
@@ -65,6 +83,27 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 		if ($author["author-name"] == "")
 			$author["author-name"] = $xpath->evaluate('/atom:feed/atom:author/atom:name/text()')->item(0)->nodeValue;
 
+		$value = $xpath->evaluate('atom:author/poco:displayName/text()')->item(0)->nodeValue;
+		if ($value != "")
+			$author["author-name"] = $value;
+
+		if ($simulate) {
+			$author["author-id"] = $xpath->evaluate('/atom:feed/atom:author/atom:uri/text()')->item(0)->nodeValue;
+
+			$value = $xpath->evaluate('atom:author/poco:preferredUsername/text()')->item(0)->nodeValue;
+			if ($value != "")
+				$author["author-nick"] = $value;
+
+			$value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
+			if ($value != "")
+				$author["author-location"] = $value;
+
+			$value = $xpath->evaluate('atom:author/poco:note/text()')->item(0)->nodeValue;
+			if ($value != "")
+				$author["author-about"] = $value;
+
+		}
+
 		$author["edited"] = $author["created"] = $xpath->query('/atom:feed/atom:updated/text()')->item(0)->nodeValue;
 
 		$author["app"] = $xpath->evaluate('/atom:feed/atom:generator/text()')->item(0)->nodeValue;
@@ -92,7 +131,7 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 		$entries = $xpath->query('/rss/channel/item');
 	}
 
-	if (is_array($contact)) {
+	if (!$simulate) {
 		$author["author-link"] = $contact["url"];
 
 		if ($author["author-name"] == "")
@@ -123,8 +162,10 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 		$header["last-child"] = 0;
 	}
 
-	if (!is_object($entries))
+	if (!is_object($entries)) {
+		logger("There are no entries in this feed.", LOGGER_DEBUG);
 		return;
+	}
 
 	$items = array();
 
@@ -284,6 +325,14 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
 			logger("Stored feed: ".print_r($item, true), LOGGER_DEBUG);
 
 			$notify = item_is_remote_self($contact, $item);
+
+			// Distributed items should have a well formatted URI.
+			// Additionally we have to avoid conflicts with identical URI between imported feeds and these items.
+			if ($notify) {
+				unset($item['uri']);
+				unset($item['parent-uri']);
+			}
+
 			$id = item_store($item, false, $notify);
 
 			logger("Feed for contact ".$contact["url"]." stored under id ".$id);