* new exceptions: BadMethodCallException, InvalidArgumentException

* DibiMySqlDriver, DibiMySqliDriver, DibiSqliteDriver, DibiOracleDriver: error checking instead of FALSE checking in doQuery

dibi/drivers/oracle.php

@@ -0,0 +1,238 @@
+<?php
+
+/**
+ * dibi - tiny'n'smart database abstraction layer
+ * ----------------------------------------------
+ *
+ * Copyright (c) 2005, 2007 David Grudl aka -dgx- (http://www.dgx.cz)
+ *
+ * This source file is subject to the "dibi license" that is bundled
+ * with this package in the file license.txt.
+ *
+ * For more information please see http://php7.org/dibi/
+ *
+ * @author     David Grudl
+ * @copyright  Copyright (c) 2005, 2007 David Grudl
+ * @license    http://php7.org/dibi/license  (dibi license)
+ * @category   Database
+ * @package    Dibi
+ * @link       http://php7.org/dibi/
+ */
+
+
+/**
+ * The dibi driver for Oracle database
+ *
+ * @version $Revision$ $Date$
+ */
+class DibiOracleDriver extends DibiDriver
+{
+    public $formats = array(
+        'TRUE'     => "1",
+        'FALSE'    => "0",
+        'date'     => "U",
+        'datetime' => "U",
+    );
+
+    private $autocommit = TRUE;
+
+
+
+    /**
+     * @param array  connect configuration
+     * @throws DibiException
+     */
+    public function __construct($config)
+    {
+        self::prepare($config, 'username', 'user');
+        self::prepare($config, 'password', 'pass');
+        self::prepare($config, 'database', 'db');
+        self::prepare($config, 'charset');
+        parent::__construct($config);
+    }
+
+
+
+    protected function connect()
+    {
+        if (!extension_loaded('oci8')) {
+            throw new DibiException("PHP extension 'oci8' is not loaded");
+        }
+
+        $config = $this->getConfig();
+        $connection = @oci_new_connect($config['username'], $config['password'], $config['database'], $config['charset']);
+
+        if (!$connection) {
+            $err = oci_error();
+            throw new DibiDatabaseException($err['message'], $err['code']);
+        }
+
+        dibi::notify('connected', $this);
+        return $connection;
+    }
+
+
+
+    protected function doQuery($sql)
+    {
+        $connection = $this->getConnection();
+
+        $statement = oci_parse($connection, $sql);
+        if ($statement) {
+            $res = oci_execute($statement, $this->autocommit ? OCI_COMMIT_ON_SUCCESS : OCI_DEFAULT);
+            $err = oci_error($statement);
+            if ($err) {
+                throw new DibiDatabaseException($err['message'], $err['code'], $sql);
+            }
+        } else {
+            $err = oci_error($connection);
+            throw new DibiDatabaseException($err['message'], $err['code'], $sql);
+        }
+
+        // TODO!
+        return is_resource($res) ? new DibiOracleResult($statement) : TRUE;
+    }
+
+
+
+    public function affectedRows()
+    {
+        throw new BadMethodCallException(__METHOD__ . ' is not implemented');
+    }
+
+
+
+    public function insertId()
+    {
+        throw new BadMethodCallException(__METHOD__ . ' is not implemented');
+    }
+
+
+
+    public function begin()
+    {
+        $this->autocommit = FALSE;
+    }
+
+
+
+    public function commit()
+    {
+        $connection = $this->getConnection();
+        if (!oci_commit($connection)) {
+            $err = oci_error($connection);
+            throw new DibiDatabaseException($err['message'], $err['code']);
+        }
+        $this->autocommit = TRUE;
+        dibi::notify('commit', $this);
+    }
+
+
+
+    public function rollback()
+    {
+        $connection = $this->getConnection();
+        if (!oci_rollback($connection)) {
+            $err = oci_error($connection);
+            throw new DibiDatabaseException($err['message'], $err['code']);
+        }
+        $this->autocommit = TRUE;
+        dibi::notify('rollback', $this);
+    }
+
+
+
+    public function errorInfo()
+    {
+        return oci_error($this->getConnection());
+    }
+
+
+
+    public function escape($value, $appendQuotes = TRUE)
+    {
+        return $appendQuotes
+               ? "'" . sqlite_escape_string($value) . "'"
+               : sqlite_escape_string($value);
+    }
+
+
+
+    public function delimite($value)
+    {
+        return '[' . str_replace('.', '].[', $value) . ']';
+    }
+
+
+
+    public function getMetaData()
+    {
+        throw new BadMethodCallException(__METHOD__ . ' is not implemented');
+    }
+
+
+
+    /**
+     * @see DibiDriver::applyLimit()
+     */
+    public function applyLimit(&$sql, $limit, $offset = 0)
+    {
+        if ($limit < 0 && $offset < 1) return;
+        $sql .= ' LIMIT ' . $limit . ($offset > 0 ? ' OFFSET ' . (int) $offset : '');
+    }
+
+} // class DibiOracleDriver
+
+
+
+
+
+
+
+
+
+class DibiOracleResult extends DibiResult
+{
+
+    public function rowCount()
+    {
+        return oci_num_rows($this->resource);
+    }
+
+
+
+    protected function doFetch()
+    {
+        return oci_fetch_assoc($this->resource);
+    }
+
+
+
+    public function seek($row)
+    {
+        //throw new BadMethodCallException(__METHOD__ . ' is not implemented');
+    }
+
+
+
+    protected function free()
+    {
+        oci_free_statement($this->resource);
+    }
+
+
+
+    /** this is experimental */
+    protected function buildMeta()
+    {
+        $count = oci_num_fields($this->resource);
+        $this->meta = $this->convert = array();
+        for ($index = 0; $index < $count; $index++) {
+            $name = oci_field_name($this->resource, $index + 1);
+            $this->meta[$name] = array('type' => dibi::FIELD_UNKNOWN);
+            $this->convert[$name] = dibi::FIELD_UNKNOWN;
+        }
+    }
+
+
+} // class DibiOracleResult