161 lines
4 KiB
PHP
161 lines
4 KiB
PHP
<?
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require_once 'config.php';
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function update_all_feeds($link, $fetch) {
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if (!$fetch) {
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$result = pg_query($link, "SELECT feed_url,id FROM ttrss_feeds WHERE
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last_updated is null OR title = '' OR
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EXTRACT(EPOCH FROM NOW()) - EXTRACT(EPOCH FROM last_updated) > " .
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MIN_UPDATE_TIME);
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} else {
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$result = pg_query($link, "SELECT feed_url,id FROM ttrss_feeds");
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}
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$num_unread = 0;
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while ($line = pg_fetch_assoc($result)) {
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$num_unread += update_rss_feed($link, $line["feed_url"], $line["id"]);
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}
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}
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function update_rss_feed($link, $feed_url, $feed) {
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$rss = fetch_rss($feed_url);
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$num_unread = 0;
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if ($rss) {
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$result = pg_query("SELECT title FROM ttrss_feeds WHERE id = '$feed'");
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$registered_title = pg_fetch_result($result, 0, "title");
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if (!$registered_title) {
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$feed_title = $rss->channel["title"];
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pg_query("UPDATE ttrss_feeds SET title = '$feed_title' WHERE id = '$feed'");
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}
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foreach ($rss->items as $item) {
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$entry_guid = $item["id"];
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if (!$entry_guid) $entry_guid = $item["guid"];
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if (!$entry_guid) $entry_guid = $item["link"];
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$entry_timestamp = "";
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$rss_2_date = $item['pubdate'];
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$rss_1_date = $item['dc']['date'];
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$atom_date = $item['issued'];
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if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
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if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
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if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
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if ($entry_timestamp == "") $entry_timestamp = 0;
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if (!$entry_timestamp) continue;
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$entry_title = $item["title"];
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$entry_link = $item["link"];
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if (!$entry_title) continue;
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if (!$entry_link) continue;
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$entry_content = $item["description"];
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if (!$entry_content) $entry_content = $item["content"];
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$entry_content = pg_escape_string($entry_content);
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$entry_title = pg_escape_string($entry_title);
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$content_md5 = md5($entry_content);
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$result = pg_query($link, "
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SELECT
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id,unread,md5_hash,last_read,
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EXTRACT(EPOCH FROM updated) as updated_timestamp
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FROM
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ttrss_entries
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WHERE
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guid = '$entry_guid' OR md5_hash = '$content_md5'");
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if (pg_num_rows($result) == 0) {
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$entry_timestamp = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
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$query = "INSERT INTO ttrss_entries
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(title, guid, link, updated, content, feed_id, md5_hash)
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VALUES
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('$entry_title', '$entry_guid', '$entry_link',
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'$entry_timestamp', '$entry_content', '$feed',
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'$content_md5')";
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$result = pg_query($link, $query);
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if ($result) ++$num_unread;
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} else {
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$entry_id = pg_fetch_result($result, 0, "id");
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$updated_timestamp = pg_fetch_result($result, 0, "updated_timestamp");
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$entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
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$last_read = pg_fetch_result($result, 0, "last_read");
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$unread = pg_fetch_result($result, 0, "unread");
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$md5_hash = pg_fetch_result($result, 0, "md5_hash");
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// if ($md5_hash != $content_md5 && CONTENT_CHECK_MD5)
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// $unread = "true";
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if (!$last_read || $md5_hash != $content_md5) {
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$last_read = 'null';
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} else {
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$last_read = "'$last_read'";
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}
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// if ($unread || !CONTENT_CHECK_MD5) {
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// $updated_query_part = "updated = '$entry_timestamp',";
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// }
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// if ($updated_timestamp > $entry_timestamp) {
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// $unread = "true";
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// print "$updated_timestamp : $entry_timestamp<br>";
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// }
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$query = "UPDATE ttrss_entries
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SET
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title ='$entry_title',
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link = '$entry_link',
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updated = '$entry_timestamp_fmt',
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content = '$entry_content',
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md5_hash = '$content_md5',
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last_read = $last_read,
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unread = '$unread'
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WHERE
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id = '$entry_id'";
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$result = pg_query($link, $query);
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if ($result) ++$num_unread;
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}
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}
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if ($result) {
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$result = pg_query($link, "UPDATE ttrss_feeds SET last_updated = NOW()");
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}
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}
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}
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?>
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