Load theme translations files automatically

Fixes #1077

Take a look at the docs update to see how it works

4 files changed, 68 insertions, 0 deletions

diff --git a/tests/LanguagesTest.php b/tests/LanguagesTest.php
index 864ce630..4951e09a 100644
--- a/tests/LanguagesTest.php
+++ b/tests/LanguagesTest.php
@@ -176,6 +176,32 @@ class LanguagesTest extends \PHPUnit_Framework_TestCase
     }
 
     /**
+     * Test t() with an extension language file coming from the theme in gettext mode
+     */
+    public function testTranslationThemeExtensionGettext()
+    {
+        $this->conf->set('translation.mode', 'gettext');
+        $this->conf->set('raintpl_tpl', 'tests/utils/customtpl/');
+        $this->conf->set('theme', 'dummy');
+        new Languages('en', $this->conf);
+        $txt = 'rooster'; // ignore me poedit
+        $this->assertEquals('rooster', t($txt, $txt, 1, 'dummy'));
+    }
+
+    /**
+     * Test t() with an extension language file coming from the theme in PHP mode
+     */
+    public function testTranslationThemeExtensionPhp()
+    {
+        $this->conf->set('translation.mode', 'php');
+        $this->conf->set('raintpl_tpl', 'tests/utils/customtpl/');
+        $this->conf->set('theme', 'dummy');
+        new Languages('en', $this->conf);
+        $txt = 'rooster'; // ignore me poedit
+        $this->assertEquals('rooster', t($txt, $txt, 1, 'dummy'));
+    }
+
+    /**
      * Test t() with an extension language file in gettext mode
      */
     public function testTranslationExtensionGettext()
diff --git a/tests/languages/fr/LanguagesFrTest.php b/tests/languages/fr/LanguagesFrTest.php
index 79d05172..0cf74891 100644
--- a/tests/languages/fr/LanguagesFrTest.php
+++ b/tests/languages/fr/LanguagesFrTest.php
@@ -172,4 +172,30 @@ class LanguagesFrTest extends \PHPUnit_Framework_TestCase
         $this->assertEquals('voiture', t($txt, $txt, 1, 'test'));
         $this->assertEquals('Fouille', t('Search', 'Search', 1, 'test'));
     }
+
+    /**
+     * Test t() with an extension language file coming from the theme in gettext mode
+     */
+    public function testTranslationThemeExtensionGettext()
+    {
+        $this->conf->set('translation.mode', 'gettext');
+        $this->conf->set('raintpl_tpl', 'tests/utils/customtpl/');
+        $this->conf->set('theme', 'dummy');
+        new Languages('en', $this->conf);
+        $txt = 'rooster'; // ignore me poedit
+        $this->assertEquals('coq', t($txt, $txt, 1, 'dummy'));
+    }
+
+    /**
+     * Test t() with an extension language file coming from the theme in PHP mode
+     */
+    public function testTranslationThemeExtensionPhp()
+    {
+        $this->conf->set('translation.mode', 'php');
+        $this->conf->set('raintpl_tpl', 'tests/utils/customtpl/');
+        $this->conf->set('theme', 'dummy');
+        new Languages('en', $this->conf);
+        $txt = 'rooster'; // ignore me poedit
+        $this->assertEquals('coq', t($txt, $txt, 1, 'dummy'));
+    }
 }
diff --git a/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.mo b/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.mo
new file mode 100644
index 00000000..8daae0c9
--- /dev/null
+++ b/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.mo
diff --git a/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.po b/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.po
new file mode 100644
index 00000000..90d1abb0
--- /dev/null
+++ b/tests/utils/customtpl/dummy/language/fr/LC_MESSAGES/dummy.po
@@ -0,0 +1,16 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: Theme extension test\n"
+"POT-Creation-Date: 2017-05-20 13:54+0200\n"
+"PO-Revision-Date: 2018-03-26 19:09+0200\n"
+"Last-Translator: \n"
+"Language-Team: Shaarli\n"
+"Language: fr_FR\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+"X-Generator: Poedit 2.0.6\n"
+
+msgid "rooster"
+msgstr "coq"