Improve processors

Now you can add generators and extend the markdown parser

libs/Daux.php

@@ -210,5 +210,22 @@ class Daux
     public function setProcessor(Processor $processor)
     {
         $this->processor = $processor;
+
+        // This is not the cleanest but it's
+        // the best i've found to use the
+        // processor in very remote places
+        $this->options['processor_instance'] = $processor;
+    }
+
+    public function getGenerators()
+    {
+        $default = [
+            'confluence' => '\Todaymade\Daux\Format\Confluence\Generator',
+            'html' => '\Todaymade\Daux\Format\HTML\Generator',
+        ];
+
+        $extended = $this->getProcessor()->addGenerators();
+
+        return array_replace($default, $extended);
     }
 }

libs/Format/Base/CommonMark/CommonMarkConverter.php

@@ -18,8 +18,9 @@ class CommonMarkConverter extends \League\CommonMark\CommonMarkConverter
 
         $this->extendEnvironment($environment);
 
-        //TODO :: finish
-        //$daux->getProcessor()->extendCommonMarkEnvironment($environment);
+        if (array_key_exists('processor_instance', $config['daux'])) {
+            $config['daux']['processor_instance']->extendCommonMarkEnvironment($environment);
+        }
 
         $this->docParser = new DocParser($environment);
         $this->htmlRenderer = new HtmlRenderer($environment);

libs/Format/Base/Generator.php

@@ -0,0 +1,10 @@
+<?php namespace Todaymade\Daux\Format\Base;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Todaymade\Daux\Daux;
+
+interface Generator
+{
+    public function generate(Daux $daux, InputInterface $input, OutputInterface $output, $width);
+}

libs/Format/Confluence/Generator.php

@@ -1,5 +1,6 @@
 <?php namespace Todaymade\Daux\Format\Confluence;
 
+use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Todaymade\Daux\Config;
 use Todaymade\Daux\Daux;
@@ -7,7 +8,7 @@ use Todaymade\Daux\Format\Base\RunAction;
 use Todaymade\Daux\Tree\Content;
 use Todaymade\Daux\Tree\Directory;
 
-class Generator
+class Generator implements \Todaymade\Daux\Format\Base\Generator
 {
     use RunAction;
 
@@ -16,7 +17,7 @@ class Generator
      */
     protected $prefix;
 
-    public function generate(Daux $daux, OutputInterface $output, $width)
+    public function generate(Daux $daux, InputInterface $input, OutputInterface $output, $width)
     {
         $confluence = $daux->getParams()['confluence'];
 

libs/Format/HTML/Generator.php

@@ -1,5 +1,6 @@
 <?php namespace Todaymade\Daux\Format\HTML;
 
+use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Todaymade\Daux\Config;
 use Todaymade\Daux\Daux;
@@ -9,12 +10,14 @@ use Todaymade\Daux\Generator\Helper;
 use Todaymade\Daux\Tree\Directory;
 use Todaymade\Daux\Tree\Content;
 
-class Generator
+class Generator implements \Todaymade\Daux\Format\Base\Generator
 {
     use RunAction;
 
-    public function generate(Daux $daux, $destination, OutputInterface $output, $width)
+    public function generate(Daux $daux, InputInterface $input, OutputInterface $output, $width)
     {
+        $destination = $input->getOption('destination');
+
         $params = $daux->getParams();
         if (is_null($destination)) {
             $destination = $daux->local_base . DS . 'static';

libs/Generator/Command.php

@@ -32,6 +32,17 @@ class Command extends SymfonyCommand
 
         $processor = $input->getOption('processor');
         if (!empty($processor) && $processor != 'none') {
+            $this->prepareProcessor($processor, $daux, $output, $width);
+        }
+
+        // Improve the tree with a processor
+        $daux->getProcessor()->manipulateTree($daux->tree);
+
+        $this->launchGeneration($daux, $input, $output, $width);
+    }
+
+    protected function prepareProcessor($processor, Daux $daux, OutputInterface $output, $width)
+    {
         $class = "\\Todaymade\\Daux\\Extension\\" . $processor;
         if (class_exists($class)) {
             $daux->setProcessor(new $class($daux, $output, $width));
@@ -40,16 +51,29 @@ class Command extends SymfonyCommand
         }
     }
 
-        // Improve the tree with a processor
-        $daux->getProcessor()->manipulateTree($daux->tree);
+    protected function launchGeneration(Daux $daux, InputInterface $input, OutputInterface $output, $width)
+    {
+        $generators = $daux->getGenerators();
 
-        switch (strtolower($input->getOption('format'))) {
-            case 'confluence':
-                (new ConfluenceGenerator())->generate($daux, $output, $width);
-                break;
-            case 'html':
-            default:
-                (new HTMLGenerator())->generate($daux, $input->getOption('destination'), $output, $width);
-        }
+        $format = strtolower($input->getOption('format'));
+        if (empty($format)) {
+            $format = 'html';
+        }
+
+        if (!array_key_exists($format, $generators)) {
+            throw new \RuntimeException("The format '$format' doesn't exist, did you forget to set your processor ?");
+        }
+
+        $class = $generators[$format];
+        if (!class_exists($class)) {
+            throw new \RuntimeException("Class '$class' not found. We cannot use it as a Generator");
+        }
+
+        $interface = 'Todaymade\Daux\Format\Base\Generator';
+        if (!in_array('Todaymade\Daux\Format\Base\Generator', class_implements($class))) {
+            throw new \RuntimeException("the class '$class' does not implement the '$interface' interface");
+        }
+
+        (new $class())->generate($daux, $input, $output, $width);
     }
 }

libs/Processor.php

@@ -54,4 +54,18 @@ class Processor
     public function extendCommonMarkEnvironment(Environment $environment)
     {
     }
+
+    /**
+     * Provide new generators with this extension point. You
+     * can simply return an array, the key is the format's
+     * name, the value is a class name implementing the
+     * `Todaymade\Daux\Format\Base\Generator` contract.
+     * You can also replace base generators.
+     *
+     * @return array
+     */
+    public function addGenerators()
+    {
+        return [];
+    }
 }