a better way to load twig-markdown extension

README-composer.mkd

@@ -0,0 +1,62 @@
+## Installation with composer
+
+- Install composer in your project:
+
+```shell
+curl -s http://getcomposer.org/installer | php
+```
+
+- Create a composer.json file in your project root:
+
+```javascript
+{
+    "repositories": [
+        {
+            "type": "package",
+            "package": {
+                "name": "michelf/php-markdown",
+                "version": "1.0",
+                "dist": {
+                    "url": "https://github.com/michelf/php-markdown/zipball/extra",
+                    "type": "zip"
+                },
+                "autoload": {
+                    "files": [
+                        "markdown.php"
+                    ]
+                }
+            }
+        },
+        {
+            "type": "vcs",
+            "url": "http://github.com/geta6/Twig-Markdown"
+        }
+    ],
+    "require": {
+        "michelf/php-markdown": "1.*",
+        "geta6/twig-markdown": "@dev"
+    }
+}
+```
+
+- Install via composer
+
+```shell
+php composer.phar install
+```
+
+## Usage
+
+```php
+require 'vendor/autoload.php';
+
+$loader = new Twig_Loader_String();
+$twig = new Twig_Environment($loader);
+$twig->addExtension(new Twig_Extension_Markdown());
+
+echo $twig->render('
+{% markdown %}
+###Hello {{ name }}!###
+{% endmarkdown %}
+', array('name' => 'Twig-Markdown'));
+```

README.mkd

@@ -19,8 +19,9 @@ or
 ```php
 $app->register(~~twig~~);
 
-include __DIR__.'/../vendor/twig-markdown/lib/Twig/Extensions/Core.php';
-$app['twig']->addExtension(new Twig_Markdown_Extension());
+include '/path/to/markdown.php';
+include __DIR__.'/../vendor/twig-markdown/lib/Twig/Extensions/Markdown.php';
+$app['twig']->addExtension(new Twig_Extension_Markdown());
 ```
 
 ## todo

composer.json

@@ -0,0 +1,17 @@
+{
+    "name": "geta6/twig-markdown",
+    "authors": [
+        {
+            "name": "getakura",
+            "email": "getakura@gmail.com"
+        }
+    ],
+    "require": {
+        "twig/twig": "1.*"
+    },
+    "autoload": {
+        "psr-0" : {
+            "Twig_" : "lib/"
+        }
+    }
+}

lib/Twig/Extensions/Core.php → lib/Twig/Extension/Markdown.php

@@ -4,11 +4,10 @@
     define('ENT_SUBSTITUTE', 8);
 }
 
-class Twig_Markdown_Extension extends Twig_Extension
+class Twig_Extension_Markdown extends Twig_Extension
 {
     public function getTokenParsers()
     {
-        include_once dirname(__FILE__).'/../TokenParser/Markdown.php';
         return array(
             new Twig_TokenParser_Markdown(),
         );
@@ -33,7 +32,6 @@ public function getName()
 
 function twig_markdown($data)
 {
-    include_once dirname(__FILE__).'/../Markdown/markdown.php';
     return Markdown($data);
 }
 

lib/Twig/Node/Markdown.php

@@ -13,7 +13,6 @@ public function __construct(Twig_NodeInterface $body, $lineno, $tag = 'markdown'
      */
     public function compile(Twig_Compiler $compiler)
     {
-        include_once dirname(__FILE__).'/../Markdown/markdown.php';
         $compiler
             ->addDebugInfo($this)
             ->write("ob_start();\n")

lib/Twig/TokenParser/Markdown.php

@@ -1,7 +1,5 @@
 <?php
 
-include_once dirname(__FILE__).'/../Node/Markdown.php';
-
 class Twig_TokenParser_Markdown extends Twig_TokenParser
 {
     /**