[Translation] support Ini file

src/Symfony/Bundle/FrameworkBundle/Resources/config/translation.xml

@@ -14,11 +14,13 @@
         <parameter key="translation.loader.qt.class">Symfony\Component\Translation\Loader\QtTranslationsLoader</parameter>
         <parameter key="translation.loader.csv.class">Symfony\Component\Translation\Loader\CsvFileLoader</parameter>
         <parameter key="translation.loader.rb.class">Symfony\Component\Translation\Loader\ResourceBundleLoader</parameter>
+        <parameter key="translation.loader.ini.class">Symfony\Component\Translation\Loader\IniFileLoader</parameter>
         <parameter key="translation.dumper.php.class">Symfony\Component\Translation\Dumper\PhpFileDumper</parameter>
         <parameter key="translation.dumper.xliff.class">Symfony\Component\Translation\Dumper\XliffFileDumper</parameter>
         <parameter key="translation.dumper.yml.class">Symfony\Component\Translation\Dumper\YamlFileDumper</parameter>
         <parameter key="translation.dumper.qt.class">Symfony\Component\Translation\Dumper\QtFileDumper</parameter>
         <parameter key="translation.dumper.csv.class">Symfony\Component\Translation\Dumper\CsvFileDumper</parameter>
+        <parameter key="translation.dumper.ini.class">Symfony\Component\Translation\Dumper\IniFileDumper</parameter>
         <parameter key="translation.extractor.php.class">Symfony\Bundle\FrameworkBundle\Translation\PhpExtractor</parameter>
         <parameter key="translation.loader.class">Symfony\Bundle\FrameworkBundle\Translation\TranslationLoader</parameter>
         <parameter key="translation.extractor.class">Symfony\Component\Translation\Extractor\ChainExtractor</parameter>
@@ -63,6 +65,10 @@
             <tag name="translation.loader" alias="csv" />
         </service>
 
+        <service id="translation.loader.ini" class="%translation.loader.ini.class%">
+            <tag name="translation.loader" alias="ini" />
+        </service>
+
         <service id="translation.dumper.php" class="%translation.dumper.php.class%">
             <tag name="translation.dumper" alias="php" />
         </service>
@@ -83,6 +89,10 @@
             <tag name="translation.dumper" alias="csv" />
         </service>
 
+        <service id="translation.dumper.ini" class="%translation.dumper.ini.class%">
+            <tag name="translation.dumper" alias="ini" />
+        </service>
+
         <service id="translation.extractor.php" class="%translation.extractor.php.class%">
             <tag name="translation.extractor" alias="php" />
         </service>

src/Symfony/Component/Translation/Dumper/IniFileDumper.php

@@ -0,0 +1,45 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Dumper;
+
+use Symfony\Component\Translation\MessageCatalogue;
+
+/**
+ * IniFileDumper generates a ini formated string representation of a message catalogue.
+ *
+ * @author Stealth35
+ */
+class IniFileDumper extends FileDumper
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function format(MessageCatalogue $messages, $domain = 'messages')
+    {
+        $output = '';
+
+        foreach ($messages->all($domain) as $source => $target) {
+            $escapeTarget = str_replace('"', '\"', $target);
+            $output .= $source.'="'.$escapeTarget."\"\n";
+        }
+
+        return $output;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    protected function getExtension()
+    {
+        return 'ini';
+    }
+}

src/Symfony/Component/Translation/Loader/IniFileLoader.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Loader;
+
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Config\Resource\FileResource;
+
+/**
+ * IniFileLoader loads translations from an ini file.
+ *
+ * @author stealth35
+ */
+class IniFileLoader extends ArrayLoader implements LoaderInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function load($resource, $locale, $domain = 'messages')
+    {
+        if (!is_file($resource)) {
+            throw new \InvalidArgumentException(sprintf('Error opening file "%s".', $resource));
+        }
+
+        $messages = parse_ini_file($resource, true);
+
+        $catalogue = parent::load($messages, $locale, $domain);
+        $catalogue->addResource(new FileResource($resource));
+
+        return $catalogue;
+    }
+}

tests/Symfony/Tests/Component/Translation/Dumper/IniFileDumperTest.php

@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Tests\Component\Translation\Dumper;
+
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Dumper\IniFileDumper;
+
+class IniFileDumperTest extends \PHPUnit_Framework_TestCase
+{
+    public function testDump()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(array('foo' => 'bar'));
+
+        $tempDir = sys_get_temp_dir();
+        $dumper = new IniFileDumper();
+        $dumperString = $dumper->dump($catalogue, array('path' => $tempDir));
+
+        $this->assertEquals(file_get_contents(__DIR__.'/../fixtures/resources.ini'), file_get_contents($tempDir.'/messages.en.ini'));
+        
+        unlink($tempDir.'/messages.en.ini');
+    }
+}

tests/Symfony/Tests/Component/Translation/Loader/IniFileLoaderTest.php

@@ -0,0 +1,50 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Tests\Component\Translation\Loader;
+
+use Symfony\Component\Translation\Loader\IniFileLoader;
+use Symfony\Component\Config\Resource\FileResource;
+
+class IniFileLoaderTest extends \PHPUnit_Framework_TestCase
+{
+    public function testLoad()
+    {
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.ini';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(array('foo' => 'bar'), $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals(array(new FileResource($resource)), $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.ini';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(array(), $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals(array(new FileResource($resource)), $catalogue->getResources());
+    }
+
+    /**
+     * @expectedException \InvalidArgumentException
+     */
+    public function testLoadThrowsAnExceptionIfFileNotExists()
+    {
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/not-exists.ini';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

tests/Symfony/Tests/Component/Translation/fixtures/resources.ini

@@ -0,0 +1 @@
+foo="bar"