Merge 1a6ee82 into 3a48e10

asu-ke-web-services · Sep 16, 2015 · 8b65e0a · 8b65e0a
2 parents 3a48e10 + 1a6ee82
commit 8b65e0a
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diff --git a/src/view/extensions/handlebars-view.php b/src/view/extensions/handlebars-view.php
@@ -63,6 +63,28 @@ private function add_engine_helpers() {
     self::add_html_special_chars_handler();
     self::add_conditional_operators();
     self::add_strip_tags();
+    self::add_config();
+  }
+
+  private function add_config() {
+    $this->engine->addHelper(
+        'config',
+        function ( $template, $context, $args ) {
+          $handlebars_arguments = new \Handlebars\Arguments( $args );
+          $arguments            = $handlebars_arguments->getPositionalArguments();
+
+          $key = $arguments[0];
+
+          if ( count( $arguments ) > 1 ) {
+            $default = $arguments[1];
+            $value = Configuration::get_instance()->get( $key, $default );
+          } else {
+            $value = Configuration::get_instance()->get( $key );
+          }
+
+          return $value;
+        }
+    );
   }
 
   /**

diff --git a/tests/unit/simple-handlebars-view-test.php b/tests/unit/simple-handlebars-view-test.php
@@ -3,6 +3,7 @@
 namespace Nectary\Tests;
 
 use Nectary\Views\Simple_Handlebars_View;
+use Nectary\Configuration;
 
 /**
  * @group handlebars
@@ -186,4 +187,45 @@ function( $engine ) use ( $template ) {
     $this->assertEquals( '', $output );
   }
 
+  function test_config_will_return_configuration_value() {
+    $template = "{{#config myKey}}";
+
+    Configuration::get_instance()->set( 'myKey', 'myValue' );
+
+    $view = new Simple_Handlebars_View(
+        false,
+        'template_name',
+        function( $engine ) use ( $template ) {
+          return $engine->render(
+              $template,
+              [
+              ]
+          );
+        }
+    );
+
+    $output = $view->output();
+
+    $this->assertEquals( 'myValue', $output );
+  }
+
+  function test_config_will_return_default() {
+    $template = "{{#config myKeyInvalid myDefault}}";
+
+    $view = new Simple_Handlebars_View(
+        false,
+        'template_name',
+        function( $engine ) use ( $template ) {
+          return $engine->render(
+              $template,
+              [
+              ]
+          );
+        }
+    );
+
+    $output = $view->output();
+
+    $this->assertEquals( 'myDefault', $output );
+  }
 }