Merge pull request #3303 from annando/1704-duplicate-feed
Avoid duplicates with feeds and "remote self"
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commit
c58d7715ef
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@ -200,7 +200,6 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
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if ($item["plink"] == "") {
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$item["plink"] = $xpath->evaluate('rss:link/text()', $entry)->item(0)->nodeValue;
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}
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$item["plink"] = original_url($item["plink"]);
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$item["uri"] = $xpath->evaluate('atom:id/text()', $entry)->item(0)->nodeValue;
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@ -210,12 +209,17 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
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if ($item["uri"] == "") {
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$item["uri"] = $item["plink"];
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}
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$orig_plink = $item["plink"];
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$item["plink"] = original_url($item["plink"]);
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$item["parent-uri"] = $item["uri"];
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if (!$simulate) {
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$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `network` IN ('%s', '%s')",
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intval($importer["uid"]), dbesc($item["uri"]), dbesc(NETWORK_FEED), dbesc(NETWORK_DFRN));
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if ($r) {
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if (dbm::is_result($r)) {
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logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
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continue;
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}
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@ -340,6 +344,7 @@ function feed_import($xml,$importer,&$contact, &$hub, $simulate = false) {
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// Distributed items should have a well formatted URI.
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// Additionally we have to avoid conflicts with identical URI between imported feeds and these items.
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if ($notify) {
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$item['guid'] = uri_to_guid($orig_plink, $a->get_hostname());
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unset($item['uri']);
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unset($item['parent-uri']);
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}
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@ -407,10 +407,12 @@ function item_store($arr,$force_parent = false, $notify = false, $dontcache = fa
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// We have to avoid duplicates. So we create the GUID in form of a hash of the plink or uri.
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// In difference to the call to "uri_to_guid" several lines below we add the hash of our own host.
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// This is done because our host is the original creator of the post.
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if (isset($arr['plink'])) {
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$arr['guid'] = uri_to_guid($arr['plink'], $a->get_hostname());
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} elseif (isset($arr['uri'])) {
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$arr['guid'] = uri_to_guid($arr['uri'], $a->get_hostname());
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if (!isset($arr['guid'])) {
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if (isset($arr['plink'])) {
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$arr['guid'] = uri_to_guid($arr['plink'], $a->get_hostname());
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} elseif (isset($arr['uri'])) {
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$arr['guid'] = uri_to_guid($arr['uri'], $a->get_hostname());
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}
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}
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}
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