From ebef6cde873201c25e1d2be0dee3668533454727 Mon Sep 17 00:00:00 2001
From: Brooke Bryan <brooke@bajb.net>
Date: Thu, 8 May 2014 12:37:39 +0100
Subject: [PATCH] Allow the asset manager to generate html includes

---
 composer.json              | 14 +++---
 src/AssetManager.php       | 89 +++++++++++++++++++++++++++++++++-----
 tests/AssetManagerTest.php | 47 ++++++++++++++++++++
 3 files changed, 131 insertions(+), 19 deletions(-)

diff --git a/composer.json b/composer.json
index e9805bd..2f99c9d 100644
--- a/composer.json
+++ b/composer.json
@@ -1,26 +1,26 @@
 {
-  "name":        "packaged/dispatch",
-  "license":     "MIT",
-  "authors":     [
+  "name":              "packaged/dispatch",
+  "license":           "MIT",
+  "authors":           [
     {
       "name":  "Brooke Bryan",
       "email": "brooke@bajb.net"
     }
   ],
-  "bin":         [
+  "bin":               [
     "bin/dispatch"
   ],
-  "require":     {
+  "require":           {
     "php":                 ">=5.4.0",
     "packaged/helpers":    "0.0.*",
     "packaged/config":     "0.0.*",
     "symfony/http-kernel": "2.4.*",
     "symfony/console":     "2.4.*"
   },
-  "require-dev": {
+  "require-dev":       {
     "phpunit/phpunit": "*"
   },
-  "autoload":    {
+  "autoload":          {
     "psr-4": {
       "Packaged\\Dispatch\\": "src"
     }
diff --git a/src/AssetManager.php b/src/AssetManager.php
index a5a2e02..80e1a83 100644
--- a/src/AssetManager.php
+++ b/src/AssetManager.php
@@ -31,11 +31,50 @@ class AssetManager
    *
    * @param string $type
    *
-   * @return mixed
+   * @return array|null
    */
   public static function getUrisByType($type = 'js')
   {
-    return static::$_resourceStore[$type];
+    return isset(static::$_resourceStore[$type]) ?
+      static::$_resourceStore[$type] : null;
+  }
+
+  public static function generateHtmlIncludes($for = 'css')
+  {
+    if(!isset(static::$_resourceStore[$for])
+      || empty(static::$_resourceStore[$for])
+    )
+    {
+      return '';
+    }
+
+    $template = '<link href="%s"%s>';
+
+    if($for == 'css')
+    {
+      $template = '<link href="%s" rel="stylesheet" type="text/css"%s>';
+    }
+    else if($for == 'js')
+    {
+      $template = '<script src="%s"%s></script>';
+    }
+
+    $return = '';
+    foreach(static::$_resourceStore[$for] as $uri => $options)
+    {
+      $opts = $options;
+      if(is_array($options))
+      {
+        $opts = '';
+        foreach($options as $key => $value)
+        {
+          $value = ValueAs::string($value);
+          $opts .= " $key=\"$value\"";
+        }
+      }
+      $return .= sprintf($template, $uri, $opts);
+    }
+    return $return;
   }
 
   /**
@@ -231,6 +270,24 @@ protected function _addToStore($type, $uri, $options = null)
     static::$_resourceStore[$type][$uri] = $options;
   }
 
+  /**
+   * Clear the entire resource store with a type of null, or all items stored
+   * by a type if supplied
+   *
+   * @param null $type
+   */
+  public function clearStore($type = null)
+  {
+    if($type === null)
+    {
+      static::$_resourceStore = [];
+    }
+    else
+    {
+      unset(static::$_resourceStore[$type]);
+    }
+  }
+
   /**
    * Add a js file to the store
    *
@@ -239,11 +296,15 @@ protected function _addToStore($type, $uri, $options = null)
    */
   public function requireJs($filename, $options = null)
   {
-    static::_addToStore(
-      'js',
-      $this->getResourceUri($filename . '.js'),
-      $options
-    );
+    $filenames = ValueAs::arr($filename);
+    foreach($filenames as $filename)
+    {
+      static::_addToStore(
+        'js',
+        $this->getResourceUri($filename . '.js'),
+        $options
+      );
+    }
   }
 
   /**
@@ -254,10 +315,14 @@ public function requireJs($filename, $options = null)
    */
   public function requireCss($filename, $options = null)
   {
-    static::_addToStore(
-      'css',
-      $this->getResourceUri($filename . '.css'),
-      $options
-    );
+    $filenames = ValueAs::arr($filename);
+    foreach($filenames as $filename)
+    {
+      static::_addToStore(
+        'css',
+        $this->getResourceUri($filename . '.css'),
+        $options
+      );
+    }
   }
 }
diff --git a/tests/AssetManagerTest.php b/tests/AssetManagerTest.php
index 623caa5..5b57119 100644
--- a/tests/AssetManagerTest.php
+++ b/tests/AssetManagerTest.php
@@ -29,12 +29,59 @@ public function testStore()
     $manager = \Packaged\Dispatch\AssetManager::assetType();
     $manager->requireCss('test', ['delay' => true]);
     $manager->requireJs('test');
+
     $this->assertEquals(
       [
         '//www.packaged.in/res/p/8cac7/b/76d6c18/test.css' => ['delay' => true]
       ],
       \Packaged\Dispatch\AssetManager::getUrisByType('css')
     );
+
+    $this->assertEquals(
+      [
+        '//www.packaged.in/res/p/8cac7/b/e2218e4/test.js' => null
+      ],
+      \Packaged\Dispatch\AssetManager::getUrisByType('js')
+    );
+
+    $this->assertNotNull(\Packaged\Dispatch\AssetManager::getUrisByType('css'));
+    $manager->clearStore('css');
+    $this->assertEmpty(\Packaged\Dispatch\AssetManager::getUrisByType('css'));
+
+    $this->assertNotNull(\Packaged\Dispatch\AssetManager::getUrisByType('js'));
+    $manager->clearStore();
+    $this->assertEmpty(\Packaged\Dispatch\AssetManager::getUrisByType('js'));
+  }
+
+  public function testGenerateHtmlIncludes()
+  {
+    $request = \Symfony\Component\HttpFoundation\Request::createFromGlobals();
+    $request->headers->set('HOST', 'www.packaged.in');
+    $request->server->set('REQUEST_URI', '/');
+    $opts       = ['assets_dir' => 'asset'];
+    $opt        = new \Packaged\Config\Provider\ConfigSection('', $opts);
+    $dispatcher = new \Packaged\Dispatch\Dispatch(new DummyKernel(), $opt);
+    $dispatcher->setBaseDirectory(__DIR__);
+    $dispatcher->handle($request);
+    $manager = \Packaged\Dispatch\AssetManager::assetType();
+    $manager->requireCss('test');
+    $manager->requireJs('test', ['delay' => true]);
+
+    $this->assertEquals(
+      '<link href="//www.packaged.in/res/p/8cac7/b/76d6c18/test.css"' .
+      ' rel="stylesheet" type="text/css">',
+      \Packaged\Dispatch\AssetManager::generateHtmlIncludes('css')
+    );
+
+    $this->assertEquals(
+      '<script src="//www.packaged.in/res/p/8cac7/b/e2218e4/test.js"' .
+      ' delay="true"></script>',
+      \Packaged\Dispatch\AssetManager::generateHtmlIncludes('js')
+    );
+    $this->assertEquals(
+      '',
+      \Packaged\Dispatch\AssetManager::generateHtmlIncludes('fnt')
+    );
   }
 
   public function testConstructException()