Move helper functions to a separate file

This will be useful to use it in the tests.

3 files changed, 34 insertions, 14 deletions

diff --git a/app/app.php b/app/app.php
index 5cda95c..a6232cf 100755
--- a/app/app.php
+++ b/app/app.php
@@ -28,17 +28,3 @@ if (is_installed()) {
 
 $l10n = new Simplel10n($conf['locale']);
 
-// this is an helper function. We will usually use that function and not Simplel10n::getString()
-function _g($str, $comment='') {
-    return Simplel10n::getString($str);
-}
-
-function custom_path($file = '')
-{
-    return __DIR__.'/../custom' . (!empty($file) ? '/'.$file : '');
-}
-
-function is_installed()
-{
-    return file_exists(custom_path('config.yml')) && file_exists(custom_path('people.opml'));
-}
diff --git a/app/helpers.php b/app/helpers.php
new file mode 100644
index 0000000..6ec55c1
--- /dev/null
+++ b/app/helpers.php
@@ -0,0 +1,33 @@
+<?php
+
+/**
+ * Path to the _custom_ directory.
+ *
+ * @param  string $file Append this filename to the returned path.
+ * @return string
+ */
+function custom_path($file = '')
+{
+    return __DIR__.'/../custom' . (!empty($file) ? '/'.$file : '');
+}
+
+/**
+ * Is moonmoon installed?
+ *
+ * @return bool
+ */
+function is_installed()
+{
+    return file_exists(custom_path('config.yml')) && file_exists(custom_path('people.opml'));
+}
+
+/**
+ * Shortcut to Simplel10n::getString().
+ *
+ * @param  string $str
+ * @param  string $comment
+ * @return string
+ */
+function _g($str, $comment='') {
+    return Simplel10n::getString($str, $comment);
+}
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 40f96ee..de51eb6 100644
--- a/composer.json
+++ b/composer.json
@@ -29,6 +29,7 @@
         },
         "files": [
             "app/lib/lib.opml.php",
+            "app/helpers.php",
             "app/lib/Cache.php"
         ]
     }