Merge pull request #1509 from Ultimater/fix-1479-pdo-adapter-error-3.4.x

Fix #1479 more verbose pdo driver missing errors for 3.4.x

Author: Ultimater

phalcon

@@ -37,9 +37,11 @@ use Phalcon\Commands\Builtin\Controller;
 use Phalcon\Commands\Builtin\Serve;
 use Phalcon\Commands\Builtin\Console;
 use Phalcon\Exception as PhalconException;
+use Phalcon\Exception\Db\PDODriverNotFoundException;
 use Phalcon\Commands\DotPhalconMissingException;
 use Phalcon\Events\Manager as EventsManager;
 
+
 try {
     require dirname(__FILE__) . '/bootstrap/autoload.php';
 
@@ -84,6 +86,11 @@ try {
 } catch (PhalconException $e) {
     fwrite(STDERR, Color::error($e->getMessage()) . PHP_EOL);
     exit(1);
+} catch (PDODriverNotFoundException $e) {
+    $e->writeNicelyFormattedErrorOutput();
+    fwrite(STDERR, 'Backtrace:'. PHP_EOL);
+    fwrite(STDERR, $e->getTraceAsString() . PHP_EOL);
+    exit(1);
 } catch (Exception $e) {
     fwrite(STDERR, 'ERROR: ' . $e->getMessage() . PHP_EOL);
     exit(1);

scripts/Phalcon/Builder/Model.php

@@ -21,6 +21,7 @@
 
 namespace Phalcon\Builder;
 
+use PDOException;
 use Phalcon\Text;
 use Phalcon\Utils;
 use ReflectionClass;
@@ -34,8 +35,10 @@
 use Phalcon\Exception\InvalidArgumentException;
 use Phalcon\Options\OptionsAware as ModelOption;
 use Phalcon\Exception\InvalidParameterException;
+use Phalcon\Exception\Db\PDODriverNotFoundException;
 use Phalcon\Validation\Validator\Email as EmailValidator;
 
+
 /**
  * ModelBuilderComponent
  *
@@ -191,9 +194,19 @@ public function build()
 
         $adapterName = 'Phalcon\Db\Adapter\Pdo\\' . $adapter;
         unset($configArray['adapter']);
-        /** @var Pdo $db */
-        $db = new $adapterName($configArray);
-
+        try {
+            /** @var Pdo $db */
+            $db = new $adapterName($configArray);
+        } catch(PDOException $e){
+            switch($e->getMessage())
+            {
+                case 'could not find driver':
+                    throw new PDODriverNotFoundException("PDO could not find driver $adapter", $adapter);
+                    break;
+                default:
+                    throw new PDOException($e->getMessage());
+            }
+        }
         $initialize = [];
 
         if ($this->shouldInitSchema()) {

scripts/Phalcon/Exception/Db/PDODriverNotFoundException.php

@@ -0,0 +1,53 @@
+<?php
+
+/*
+  +------------------------------------------------------------------------+
+  | Phalcon Developer Tools                                                |
+  +------------------------------------------------------------------------+
+  | Copyright (c) 2011-present Phalcon Team (https://www.phalconphp.com)   |
+  +------------------------------------------------------------------------+
+  | This source file is subject to the New BSD License that is bundled     |
+  | with this package in the file LICENSE.txt.                             |
+  |                                                                        |
+  | If you did not receive a copy of the license and are unable to         |
+  | obtain it through the world-wide-web, please send an email             |
+  | to [email protected] so we can send you a copy immediately.       |
+  +------------------------------------------------------------------------+
+  | Authors: Kevin Yarmak <[email protected]>                            |
+  +------------------------------------------------------------------------+
+*/
+
+namespace Phalcon\Exception\Db;
+
+use PDOException;
+use Phalcon\Script\Color;
+use PDO;
+
+class PDODriverNotFoundException extends PDOException
+{
+    protected $adapter = '';
+
+    public function __construct($message, $adapter = '')
+    {
+        parent::__construct($message);
+        $this->adapter = $adapter;
+    }
+
+    public function getAdapter()
+    {
+        return $this->adapter;
+    }
+
+    public function writeNicelyFormattedErrorOutput()
+    {
+        fwrite(STDERR, Color::error($this->getMessage()) . PHP_EOL);
+
+        if (!extension_loaded('PDO')) {
+            fwrite(STDERR, Color::error('PDO extension is not loaded') . PHP_EOL);
+        } else {
+            $loadedDrivers = PDO::getAvailableDrivers();
+            fwrite(STDERR, 'PDO Drivers loaded:' . PHP_EOL);
+            fwrite(STDERR, print_r($loadedDrivers, true). PHP_EOL);
+        }
+    }
+}