Preparation for SQLite

https://github.com/marienfressinaud/FreshRSS/issues/100

1 files changed, 42 insertions, 0 deletions

diff --git a/app/Models/EntryDAO_SQLite.php b/app/Models/EntryDAO_SQLite.php
new file mode 100644
index 000000000..f148f3c63
--- /dev/null
+++ b/app/Models/EntryDAO_SQLite.php
@@ -0,0 +1,42 @@
+<?php
+
+class FreshRSS_EntryDAO_SQLite extends FreshRSS_EntryDAO {
+
+	public function markRead($ids, $is_read = true) {
+		if (is_array($ids)) {	//Many IDs at once
+			if (true) {	//Not supported yet in SQLite, so always call IDs one by one
+				$affected = 0;
+				foreach ($ids as $id) {
+					$affected += $this->markRead($id, $is_read);
+				}
+				return $affected;
+			}
+		} else {
+			$this->bd->beginTransaction();
+			$sql = 'UPDATE `' . $this->prefix . 'entry` e SET e.is_read = ? WHERE e.id=? AND e.is_read<>?';
+			$values = array($is_read ? 1 : 0, $ids, $is_read ? 1 : 0);
+			$stm = $this->bd->prepare($sql);
+			if (!($stm && $stm->execute ($values))) {
+				$info = $stm == null ? array(2 => 'syntax error') : $stm->errorInfo();
+				Minz_Log::record('SQL error markRead: ' . $info[2], Minz_Log::ERROR);
+				$this->bd->rollBack ();
+				return false;
+			}
+			$affected = $stm->rowCount();
+			if ($affected > 0) {
+				$sql = 'UPDATE `' . $this->prefix . 'feed` f SET f.cache_nbUnreads=f.cache_nbUnreads' . ($is_read ? '-' : '+') . '1 '
+				 . 'WHERE f.id=(SELECT e.id_feed FROM `' . $this->prefix . 'entry` e WHERE e.id=?)';
+				$values = array($ids);
+				$stm = $this->bd->prepare($sql);
+				if (!($stm && $stm->execute ($values))) {
+					$info = $stm == null ? array(2 => 'syntax error') : $stm->errorInfo();
+					Minz_Log::record('SQL error markRead: ' . $info[2], Minz_Log::ERROR);
+					$this->bd->rollBack ();
+					return false;
+				}
+			}
+			$this->bd->commit();
+			return $affected;
+		}
+	}
+}