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Automated build for v0.01

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Fmstrat 2019-03-22 10:17:29 -04:00
commit 791b998489
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classes/ccache.php Normal file
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<?php
class CCache {
static function zero_all($owner_uid) {
$pdo = Db::pdo();
$sth = $pdo->prepare("UPDATE ttrss_counters_cache SET
value = 0 WHERE owner_uid = ?");
$sth->execute([$owner_uid]);
$sth = $pdo->prepare("UPDATE ttrss_cat_counters_cache SET
value = 0 WHERE owner_uid = ?");
$sth->execute([$owner_uid]);
}
static function remove($feed_id, $owner_uid, $is_cat = false) {
$feed_id = (int) $feed_id;
if (!$is_cat) {
$table = "ttrss_counters_cache";
} else {
$table = "ttrss_cat_counters_cache";
}
$pdo = Db::pdo();
$sth = $pdo->prepare("DELETE FROM $table WHERE
feed_id = ? AND owner_uid = ?");
$sth->execute([$feed_id, $owner_uid]);
}
static function update_all($owner_uid) {
$pdo = Db::pdo();
if (get_pref('ENABLE_FEED_CATS', $owner_uid)) {
$sth = $pdo->prepare("SELECT feed_id FROM ttrss_cat_counters_cache
WHERE feed_id > 0 AND owner_uid = ?");
$sth->execute([$owner_uid]);
while ($line = $sth->fetch()) {
CCache::update($line["feed_id"], $owner_uid, true);
}
/* We have to manually include category 0 */
CCache::update(0, $owner_uid, true);
} else {
$sth = $pdo->prepare("SELECT feed_id FROM ttrss_counters_cache
WHERE feed_id > 0 AND owner_uid = ?");
$sth->execute([$owner_uid]);
while ($line = $sth->fetch()) {
print CCache::update($line["feed_id"], $owner_uid);
}
}
}
static function find($feed_id, $owner_uid, $is_cat = false,
$no_update = false) {
// "" (null) is valid and should be cast to 0 (uncategorized)
// everything else i.e. tags are not
if (!is_numeric($feed_id) && $feed_id)
return;
$feed_id = (int) $feed_id;
if (!$is_cat) {
$table = "ttrss_counters_cache";
} else {
$table = "ttrss_cat_counters_cache";
}
$pdo = Db::pdo();
$sth = $pdo->prepare("SELECT value FROM $table
WHERE owner_uid = ? AND feed_id = ?
LIMIT 1");
$sth->execute([$owner_uid, $feed_id]);
if ($row = $sth->fetch()) {
return $row["value"];
} else {
if ($no_update) {
return -1;
} else {
return CCache::update($feed_id, $owner_uid, $is_cat);
}
}
}
static function update($feed_id, $owner_uid, $is_cat = false,
$update_pcat = true, $pcat_fast = false) {
// "" (null) is valid and should be cast to 0 (uncategorized)
// everything else i.e. tags are not
if (!is_numeric($feed_id) && $feed_id)
return;
$feed_id = (int) $feed_id;
$prev_unread = CCache::find($feed_id, $owner_uid, $is_cat, true);
/* When updating a label, all we need to do is recalculate feed counters
* because labels are not cached */
if ($feed_id < 0) {
CCache::update_all($owner_uid);
return;
}
if (!$is_cat) {
$table = "ttrss_counters_cache";
} else {
$table = "ttrss_cat_counters_cache";
}
$pdo = Db::pdo();
if ($is_cat && $feed_id >= 0) {
/* Recalculate counters for child feeds */
if (!$pcat_fast) {
$sth = $pdo->prepare("SELECT id FROM ttrss_feeds
WHERE owner_uid = :uid AND
(cat_id = :cat OR (:cat = 0 AND cat_id IS NULL))");
$sth->execute([":uid" => $owner_uid, ":cat" => $feed_id]);
while ($line = $sth->fetch()) {
CCache::update((int)$line["id"], $owner_uid, false, false);
}
}
$sth = $pdo->prepare("SELECT SUM(value) AS sv
FROM ttrss_counters_cache, ttrss_feeds
WHERE ttrss_feeds.id = feed_id AND
(cat_id = :cat OR (:cat = 0 AND cat_id IS NULL)) AND
ttrss_counters_cache.owner_uid = :uid AND
ttrss_feeds.owner_uid = :uid");
$sth->execute([":uid" => $owner_uid, ":cat" => $feed_id]);
$row = $sth->fetch();
$unread = (int) $row["sv"];
} else {
$unread = (int) Feeds::getFeedArticles($feed_id, $is_cat, true, $owner_uid);
}
$tr_in_progress = false;
try {
$pdo->beginTransaction();
} catch (Exception $e) {
$tr_in_progress = true;
}
$sth = $pdo->prepare("SELECT feed_id FROM $table
WHERE owner_uid = ? AND feed_id = ? LIMIT 1");
$sth->execute([$owner_uid, $feed_id]);
if ($sth->fetch()) {
$sth = $pdo->prepare("UPDATE $table SET
value = ?, updated = NOW() WHERE
feed_id = ? AND owner_uid = ?");
$sth->execute([$unread, $feed_id, $owner_uid]);
} else {
$sth = $pdo->prepare("INSERT INTO $table
(feed_id, value, owner_uid, updated)
VALUES
(?, ?, ?, NOW())");
$sth->execute([$feed_id, $unread, $owner_uid]);
}
if (!$tr_in_progress) $pdo->commit();
if ($feed_id > 0 && $prev_unread != $unread) {
if (!$is_cat) {
/* Update parent category */
if ($update_pcat) {
$sth = $pdo->prepare("SELECT cat_id FROM ttrss_feeds
WHERE owner_uid = ? AND id = ?");
$sth->execute([$owner_uid, $feed_id]);
if ($row = $sth->fetch()) {
CCache::update((int)$row["cat_id"], $owner_uid, true, true, true);
}
}
}
} else if ($feed_id < 0) {
CCache::update_all($owner_uid);
}
return $unread;
}
}