Version 4 (#5)

* New version with query string fallback
* Add travis config file
* Update readme
* Add build status badge

.gitignore

@@ -0,0 +1 @@
+/tests/vendor

.travis.yml

@@ -0,0 +1,40 @@
+language: php
+
+php:
+  - 5.6
+  - 7.0
+  - 7.1
+
+env:
+  global:
+    - setup=basic
+
+matrix:
+  include:
+    - php: 5.6
+      env: setup=lowest
+    - php: 5.6
+      env: setup=stable
+
+sudo: false
+
+services:
+  - memcached
+  - redis-server
+
+before_install:
+  - if [[ $TRAVIS_PHP_VERSION != 7.1 ]] ; then phpenv config-rm xdebug.ini; fi
+  - travis_retry composer self-update
+
+install:
+  - cd tests
+  - if [[ $setup = 'basic' ]]; then travis_retry composer install --no-interaction --prefer-dist --no-suggest; fi
+  - if [[ $setup = 'stable' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --no-suggest; fi
+  - if [[ $setup = 'lowest' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-lowest --prefer-stable --no-suggest; fi
+
+script: vendor/bin/phpunit
+
+matrix:
+  allow_failures:
+    - php: 7.1
+  fast_finish: true

assetrev/AssetRevPlugin.php

@@ -3,6 +3,11 @@
 
 class AssetRevPlugin extends BasePlugin
 {
+	public function init()
+	{
+		require_once __DIR__.'/vendor/autoload.php';
+	}
+
 	/**
 	 * @return string
 	 */
@@ -11,14 +16,22 @@ public function getName()
 		return 'Asset Rev';
 	}
 
+	/**
+	 * @return string
+	 */
+	public function getDescription()
+	{
+		return 'Cache bust you asset filenames';
+	}
+
 	/**
 	 * Returns the plugin’s version number.
 	 *
 	 * @return string The plugin’s version number.
 	 */
 	public function getVersion()
 	{
-		return '3.0.0';
+		return '4.0.0';
 	}
 
 	/**

assetrev/composer.json

@@ -0,0 +1,12 @@
+{
+    "name": "clubstudioltd/club-asset-rev",
+    "description": "Craft CMS plugin to aid cache-busting",
+    "keywords": ["craftcms", "cache-busting"],
+    "license": "MIT",
+    "type": "project",
+    "autoload": {
+        "psr-4": {
+          "AssetRev\\Utilities\\": "utilities/"
+        }
+    }
+}

assetrev/config.php

@@ -1,5 +1,22 @@
 <?php
 return array(
-	'manifestPath' => 'resources/assets/assets.json',
-	'assetsBasePath' => null,
+
+    // The path to your asset manifest, most likely have been generated by a
+    // task runner such as Gulp or Grunt. Paths will be relative to your craft
+    // base directory, unless you supply an absolute directory path.
+
+    'manifestPath' => 'resources/assets/assets.json',
+
+    // The base path to your assets. Again, this is relative to your craft base
+    // directory, unless you supply an absolute directory path. The path will
+    // always be appended to the filename that is passed though the `rev()`.
+
+    'assetsBasePath' => null,
+
+    // A prefix to apply to your assets when they are output from the plugin. It
+    // would be useful to set this if the paths in your manifest file are likely
+    // to be different to the final asset url different
+
+    'assetUrlPrefix' => null,
+
 );

assetrev/services/AssetRevService.php

@@ -0,0 +1,41 @@
+<?php
+namespace Craft;
+
+use InvalidArgumentException;
+use AssetRev\Utilities\FilenameRev;
+
+class AssetRevService extends BaseApplicationComponent
+{
+    /**
+     * Get the filename of a asset
+     *
+     * @param $file
+     * @throws InvalidArgumentException
+     * @return string
+     */
+    public function getAssetFilename($file)
+    {
+        $revver = new FilenameRev(
+            $this->parseEnvironmentString(craft()->config->get('manifestPath', 'assetrev')),
+            $this->parseEnvironmentString(craft()->config->get('assetsBasePath', 'assetrev')),
+            $this->parseEnvironmentString(craft()->config->get('assetPrefix', 'assetrev'))
+        );
+
+        $revver->setBasePath(CRAFT_BASE_PATH);
+
+        return $revver->rev($file);
+    }
+
+    /**
+     * Build an asset's URL
+     *
+     * @param  string $basePath Base path to assets as defined in the plugin settings
+     * @param  string $file     Asset filename
+     *
+     * @return string           Path to the asset - environment variables having been replaced with their values.
+     */
+    protected function parseEnvironmentString($string)
+    {
+        return craft()->config->parseEnvironmentString($string);
+    }
+}

assetrev/twigextensions/AssetRevTwigExtension.php

@@ -3,13 +3,9 @@
 
 use Twig_Extension;
 use Twig_Function_Method;
-use InvalidArgumentException;
 
 class AssetRevTwigExtension extends Twig_Extension
 {
-	static protected $settings;
-	static protected $manifest;
-
 	/**
 	 * Returns the name of the extension.
 	 *
@@ -32,24 +28,6 @@ public function getFunctions()
 		];
 	}
 
-	/**
-	 * Builds an array of settings for the plugin
-	 *
-	 * @return array
-	 */
-	protected function settings()
-	{
-		if (is_null(self::$settings))
-		{
-			self::$settings = array(
-				'manifestPath' => craft()->config->get('manifestPath', 'assetrev'),
-				'assetsBasePath' => craft()->config->get('assetsBasePath', 'assetrev'),
-			);
-		}
-
-		return self::$settings;
-	}
-
 	/**
 	 * Get the filename of a asset
 	 *
@@ -59,73 +37,6 @@ protected function settings()
 	 */
 	public function getAssetFilename($file)
 	{
-		$settings = $this->settings();
-		$manifestPath = $settings['manifestPath'];
-
-		if (empty($settings['manifestPath']))
-		{
-			throw new InvalidArgumentException("Manifest path `manifestPath` not set in plugin configuration.");
-		}
-
-		// Allow for a relative path
-		if (strpos($manifestPath, DIRECTORY_SEPARATOR) !== 0) {
-			$manifestPath = CRAFT_BASE_PATH.$manifestPath;
-		}
-
-		// If the manifest file can't be found, we'll just return the original filename
-		if (!$this->manifestExists($manifestPath))
-		{
-			return $this->buildAssetUrl($settings['assetsBasePath'], $file);
-		}
-
-		return $this->buildAssetUrl($settings['assetsBasePath'], $this->getAssetRevisionFilename($manifestPath, $file));
-	}
-
-	/**
-	 * Build an asset's URL
-	 *
-	 * @param  string $basePath Base path to assets as defined in the plugin settings
-	 * @param  string $file     Asset filename
-	 *
-	 * @return string           Path to the asset - environment variables having been replaced with their values.
-	 */
-	protected function buildAssetUrl($basePath, $file)
-	{
-		return craft()->config->parseEnvironmentString($basePath) . $file;
-	}
-
-	/**
-	 * Check if the requested manifest file exists
-	 *
-	 * @param $manifest
-	 *
-	 * @return bool
-	 */
-	protected function manifestExists($manifest)
-	{
-		return is_file($manifest);
-	}
-
-	/**
-	 * Get the filename of an asset revision from the asset manifest
-	 *
-	 * @param $manifestPath
-	 * @param $file
-	 *
-	 * @return mixed
-	 */
-	protected function getAssetRevisionFilename($manifestPath, $file)
-	{
-		if (is_null(self::$manifest))
-		{
-			self::$manifest = json_decode(file_get_contents($manifestPath), true);
-		}
-
-		if (!isset(self::$manifest[$file]))
-		{
-			throw new InvalidArgumentException("File {$file} not found in assets manifest");
-		}
-
-		return self::$manifest[$file];
+		return craft()->assetRev->getAssetFilename($file);
 	}
 }