<?php
class DbUpdater {
- private $dbh;
+ private $pdo;
private $db_type;
private $need_version;
- function __construct($dbh, $db_type, $need_version) {
- $this->dbh = $dbh;
+ function __construct($pdo, $db_type, $need_version) {
+ $this->pdo = Db::pdo(); //$pdo;
$this->db_type = $db_type;
$this->need_version = (int) $need_version;
}
function getSchemaVersion() {
- $result = db_query("SELECT schema_version FROM ttrss_version");
- return (int) db_fetch_result($result, 0, "schema_version");
+ $row = $this->pdo->query("SELECT schema_version FROM ttrss_version")->fetch();
+ return (int) $row['schema_version'];
}
function isUpdateRequired() {
if (file_exists($filename)) {
return explode(";", preg_replace("/[\r\n]/", "", file_get_contents($filename)));
} else {
+ user_error("DB Updater: schema file for version $version is not found.");
return false;
}
}
- function performUpdateTo($version) {
+ function performUpdateTo($version, $html_output = true) {
if ($this->getSchemaVersion() == $version - 1) {
$lines = $this->getSchemaLines($version);
if (is_array($lines)) {
- db_query("BEGIN");
+ $this->pdo->beginTransaction();
foreach ($lines as $line) {
if (strpos($line, "--") !== 0 && $line) {
- db_query($line);
+ if (!$this->pdo->query($line)) {
+ if ($html_output) {
+ print_notice("Query: $line");
+ print_error("Error: " . implode(", ", $this->pdo->errorInfo()));
+ } else {
+ _debug("Query: $line");
+ _debug("Error: " . implode(", ", $this->pdo->errorInfo()));
+ }
+
+ return false;
+ }
}
}
$db_version = $this->getSchemaVersion();
if ($db_version == $version) {
- db_query("COMMIT");
+ $this->pdo->commit();
return true;
} else {
- db_query("ROLLBACK");
+ $this->pdo->rollBack();
return false;
}
} else {
- return true;
+ return false;
}
} else {
return false;
}
}
-} ?>
+}
\ No newline at end of file