*/
namespace Friendica\Protocol;
-use Friendica\Database\DBM;
+use DOMDocument;
+use DOMXPath;
+use Friendica\Content\Text\HTML;
+use Friendica\Core\Logger;
+use Friendica\Core\Protocol;
use Friendica\Core\System;
+use Friendica\Database\DBA;
use Friendica\Model\Item;
+use Friendica\Protocol\Activity\ANamespace;
use Friendica\Util\Network;
-use Friendica\Content\Text\HTML;
use Friendica\Util\XML;
-use dba;
-use DOMDocument;
-use DOMXPath;
-
-require_once 'include/dba.php';
-require_once 'include/items.php';
-
/**
* @brief This class contain functions to import feeds
*
/**
* @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
+ * @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 $simulate If enabled, no data is imported
*
* @return array In simulation mode it returns the header and the first item
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function import($xml, $importer, &$contact, &$hub, $simulate = false) {
- $a = get_app();
+ $a = \get_app();
if (!$simulate) {
- logger("Import Atom/RSS feed '".$contact["name"]."' (Contact ".$contact["id"].") for user ".$importer["uid"], LOGGER_DEBUG);
+ Logger::log("Import Atom/RSS feed '".$contact["name"]."' (Contact ".$contact["id"].") for user ".$importer["uid"], Logger::DEBUG);
} else {
- logger("Test Atom/RSS feed", LOGGER_DEBUG);
+ Logger::log("Test Atom/RSS feed", Logger::DEBUG);
}
- if ($xml == "") {
- logger('XML is empty.', LOGGER_DEBUG);
+ if (empty($xml)) {
+ Logger::log('XML is empty.', Logger::DEBUG);
return;
}
$doc = new DOMDocument();
@$doc->loadXML(trim($xml));
$xpath = new DOMXPath($doc);
- $xpath->registerNamespace('atom', NAMESPACE_ATOM1);
+ $xpath->registerNamespace('atom', ANamespace::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);
+ $xpath->registerNamespace('poco', ANamespace::POCO);
$author = [];
$entries = null;
// Is it RDF?
if ($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") {
}
}
- 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") {
}
}
- 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:id/text()');
+
+ // See https://tools.ietf.org/html/rfc4287#section-3.2.2
+ $value = XML::getFirstNodeValue($xpath, 'atom:author/atom:uri/text()');
+ if ($value != "") {
+ $author["author-link"] = $value;
+ }
- $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"] = $value;
}
if ($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") {
// 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 = $xpath->query('/rss/channel/item');
}
if (!$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"];
$header = [];
$header["uid"] = $importer["uid"];
- $header["network"] = NETWORK_FEED;
- $header["type"] = "remote";
+ $header["network"] = Protocol::FEED;
$header["wall"] = 0;
$header["origin"] = 0;
$header["gravity"] = GRAVITY_PARENT;
$header["private"] = 2;
- $header["verb"] = ACTIVITY_POST;
- $header["object-type"] = ACTIVITY_OBJ_NOTE;
+ $header["verb"] = Activity::POST;
+ $header["object-type"] = Activity::OBJ_NOTE;
$header["contact-id"] = $contact["id"];
if (!is_object($entries)) {
- logger("There are no entries in this feed.", LOGGER_DEBUG);
+ Logger::log("There are no entries in this feed.", Logger::DEBUG);
return;
}
$item = array_merge($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 $attribute) {
}
}
}
- if ($item["plink"] == "") {
+ if (empty($item["plink"])) {
$item["plink"] = XML::getFirstNodeValue($xpath, 'link/text()', $entry);
}
- if ($item["plink"] == "") {
+ if (empty($item["plink"])) {
$item["plink"] = XML::getFirstNodeValue($xpath, 'rss:link/text()', $entry);
}
$item["uri"] = XML::getFirstNodeValue($xpath, 'atom:id/text()', $entry);
- if ($item["uri"] == "") {
+ if (empty($item["uri"])) {
$item["uri"] = XML::getFirstNodeValue($xpath, 'guid/text()', $entry);
}
- if ($item["uri"] == "") {
+ if (empty($item["uri"])) {
$item["uri"] = $item["plink"];
}
if (!$simulate) {
$condition = ["`uid` = ? AND `uri` = ? AND `network` IN (?, ?)",
- $importer["uid"], $item["uri"], NETWORK_FEED, NETWORK_DFRN];
+ $importer["uid"], $item["uri"], Protocol::FEED, Protocol::DFRN];
$previous = Item::selectFirst(['id'], $condition);
- if (DBM::is_result($previous)) {
- logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$previous["id"], LOGGER_DEBUG);
+ if (DBA::isResult($previous)) {
+ Logger::log("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$previous["id"], Logger::DEBUG);
continue;
}
}
$item["title"] = XML::getFirstNodeValue($xpath, 'atom:title/text()', $entry);
- if ($item["title"] == "") {
+ if (empty($item["title"])) {
$item["title"] = XML::getFirstNodeValue($xpath, 'title/text()', $entry);
}
- if ($item["title"] == "") {
+ if (empty($item["title"])) {
$item["title"] = XML::getFirstNodeValue($xpath, 'rss:title/text()', $entry);
}
+
+ $item["title"] = html_entity_decode($item["title"], ENT_QUOTES, 'UTF-8');
+
$published = XML::getFirstNodeValue($xpath, 'atom:published/text()', $entry);
- if ($published == "") {
+ if (empty($published)) {
$published = XML::getFirstNodeValue($xpath, 'pubDate/text()', $entry);
}
- if ($published == "") {
+ if (empty($published)) {
$published = XML::getFirstNodeValue($xpath, 'dc:date/text()', $entry);
}
$updated = XML::getFirstNodeValue($xpath, 'atom:updated/text()', $entry);
- if ($updated == "") {
+ if (empty($updated) && !empty($published)) {
$updated = $published;
}
+
+ if (empty($published) && !empty($updated)) {
+ $published = $updated;
+ }
+
if ($published != "") {
$item["created"] = $published;
}
}
$creator = XML::getFirstNodeValue($xpath, 'author/text()', $entry);
- if ($creator == "") {
+ if (empty($creator)) {
$creator = XML::getFirstNodeValue($xpath, 'atom:author/atom:name/text()', $entry);
}
- if ($creator == "") {
+ if (empty($creator)) {
$creator = XML::getFirstNodeValue($xpath, 'dc:creator/text()', $entry);
}
if ($creator != "") {
$href = "";
$length = "";
$type = "";
- $title = "";
foreach ($enclosure->attributes AS $attribute) {
if (in_array($attribute->name, ["url", "href"])) {
$type = $attribute->textContent;
}
}
- if (strlen($item["attach"])) {
+ if (!empty($item["attach"])) {
$item["attach"] .= ',';
+ } else {
+ $item["attach"] = '';
}
$attachments[] = ["link" => $href, "type" => $type, "length" => $length];
$tags .= ', ';
}
- $taglink = "#[url=" . System::baseUrl() . "/search?tag=" . rawurlencode($hashtag) . "]" . $hashtag . "[/url]";
+ $taglink = "#[url=" . System::baseUrl() . "/search?tag=" . $hashtag . "]" . $hashtag . "[/url]";
$tags .= $taglink;
}
- $body = trim($xpath->evaluate('atom:content/text()', $entry)->item(0)->nodeValue);
+ $body = trim(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry));
+
+ if (empty($body)) {
+ $body = trim(XML::getFirstNodeValue($xpath, 'content:encoded/text()', $entry));
+ }
+
+ $summary = trim(XML::getFirstNodeValue($xpath, 'atom:summary/text()', $entry));
- if ($body == "") {
- $body = trim($xpath->evaluate('content:encoded/text()', $entry)->item(0)->nodeValue);
+ if (empty($summary)) {
+ $summary = trim(XML::getFirstNodeValue($xpath, 'description/text()', $entry));
}
- if ($body == "") {
- $body = trim($xpath->evaluate('description/text()', $entry)->item(0)->nodeValue);
+
+ if (empty($body)) {
+ $body = $summary;
+ $summary = '';
}
- if ($body == "") {
- $body = trim($xpath->evaluate('atom:summary/text()', $entry)->item(0)->nodeValue);
+
+ if ($body == $summary) {
+ $summary = '';
}
// remove the content of the title if it is identically to the body
$item["title"] = "";
$item["body"] = $item["body"].add_page_info($item["plink"], false, $preview, ($contact["fetch_further_information"] == 2), $contact["ffi_keyword_blacklist"]);
$item["tag"] = add_page_keywords($item["plink"], $preview, ($contact["fetch_further_information"] == 2), $contact["ffi_keyword_blacklist"]);
- $item["object-type"] = ACTIVITY_OBJ_BOOKMARK;
+ $item["object-type"] = Activity::OBJ_BOOKMARK;
unset($item["attach"]);
} else {
+ if (!empty($summary)) {
+ $item["body"] = '[abstract]' . HTML::toBBCode($summary, $basepath) . "[/abstract]\n" . $item["body"];
+ }
+
if ($contact["fetch_further_information"] == 3) {
if (!empty($tags)) {
$item["tag"] = $tags;
}
if (!$simulate) {
- logger("Stored feed: ".print_r($item, true), LOGGER_DEBUG);
+ Logger::log("Stored feed: ".print_r($item, true), Logger::DEBUG);
$notify = Item::isRemoteSelf($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) {
- $item['guid'] = Item::guidFromUri($orig_plink, $a->get_hostname());
+ $item['guid'] = Item::guidFromUri($orig_plink, $a->getHostName());
unset($item['uri']);
unset($item['parent-uri']);
$id = Item::insert($item, false, $notify);
- logger("Feed for contact ".$contact["url"]." stored under id ".$id);
+ Logger::log("Feed for contact ".$contact["url"]." stored under id ".$id);
} else {
$items[] = $item;
}