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-rw-r--r--include/dba.php32
1 files changed, 30 insertions, 2 deletions
diff --git a/include/dba.php b/include/dba.php
index cbf5922a7..8a9d599c4 100644
--- a/include/dba.php
+++ b/include/dba.php
@@ -21,6 +21,8 @@ if(! class_exists('dba')) {
private $debug = 0;
private $db;
+ private $exceptions;
+
public $mysqli = true;
public $connected = false;
public $error = false;
@@ -68,6 +70,10 @@ if(! class_exists('dba')) {
}
}
+ public function excep($excep) {
+ $this->exceptions=$excep;
+ }
+
public function getdb() {
return $this->db;
}
@@ -75,7 +81,8 @@ if(! class_exists('dba')) {
public function q($sql) {
if((! $this->db) || (! $this->connected)) {
- throw new RuntimeException(t("There is no db connection. "));
+ throwOrLog(new RuntimeException(t("There is no db connection. ")));
+ return;
}
if($this->mysqli) {
@@ -114,7 +121,8 @@ if(! class_exists('dba')) {
}
logger('dba: ' . $str );
if(FALSE===$result) {
- throw new RuntimeException('dba: ' . $str);
+ throwOrLog(new RuntimeException('dba: ' . $str));
+ return;
}
}
@@ -155,6 +163,19 @@ if(! class_exists('dba')) {
}
}
+ private function throwOrLog(Exception $ex) {
+ if($this->exceptions) {
+ throw $ex;
+ } else {
+ logger('dba: '.$ex->getMessage());
+ }
+ }
+
+ /**
+ * starts a transaction. Transactions need to be finished with
+ * commit() or rollback(). Please mind that the db table engine may
+ * not support this.
+ */
public function beginTransaction() {
if($this->mysqli) {
return $this->db->autocommit(false);
@@ -164,6 +185,10 @@ if(! class_exists('dba')) {
}
}
+ /**
+ * rollback a transaction. So, rollback anything that was done since the last call
+ * to beginTransaction().
+ */
public function rollback() {
if($this->mysqli) {
return $this->db->rollback();
@@ -174,6 +199,9 @@ if(! class_exists('dba')) {
$this->stopTransaction();
}
+ /**
+ * commit a transaction. So, write any query to the database.
+ */
public function commit() {
if($this->mysqli) {
return $this->db->commit();