Rebuild content loader, parser and converter.

WIP

src/Config.php

@@ -60,13 +60,34 @@ class Config
         ],
         'content' => [
             'dir' => 'content',
-            'ext' => ['md', 'markdown', 'mdown', 'mkdn', 'mkd', 'text', 'txt'],
-        ],
-        'frontmatter' => [
-            'format' => 'yaml',
-        ],
-        'body' => [
-            'format' => 'md',
+            'format' => [
+                'text' => [
+                    'ext' => ['text', 'txt'],
+                    'frontmatter' => 'yaml',
+                ],
+                'markdown' => [
+                    'ext' => ['md', 'markdown', 'mdown', 'mkdn', 'mkd'],
+                    'parser' => 'PHPoole\Parser\Parsedown',
+                    'frontmatter' => 'yaml',
+                ],
+                'textile' => [
+                    'ext' => ['textile'],
+                    'parser' => 'PHPoole\Parser\Textile',
+                    'frontmatter' => 'yaml',
+                ],
+                'yaml' => [
+                    'ext' => ['yaml', 'yaml'],
+                    'parser' => 'PHPoole\Parser\SfYaml',
+                ],
+            ],
+            'frontmatter' => [
+                'yaml' => [
+                    'parser' => 'PHPoole\Parser\SfYaml',
+                ],
+                'ini' => [
+                    'parser' => 'PHPoole\Parser\Ini',
+                ],
+            ],
         ],
         'static' => [
             'dir' => 'static',
@@ -156,6 +177,15 @@ public function get($key, $default = '')
         return $this->data->get($key, $default);
     }
 
+    /**
+     * @param $key
+     * @return Data
+     */
+    public function getData($key)
+    {
+        return $this->data->getData($key);
+    }
+
     /**
      * Set source directory.
      *

src/PHPoole.php

@@ -27,7 +27,7 @@ class PHPoole
      * @see build()
      */
     protected $steps = [
-        'PHPoole\Step\LocateContent',
+        'PHPoole\Step\LoadContent',
         'PHPoole\Step\CreatePages',
         'PHPoole\Step\ConvertPages',
         'PHPoole\Step\GeneratePages',

src/Parser/Ini.php

@@ -0,0 +1,25 @@
+<?php
+/*
+ * Copyright (c) Arnaud Ligny <arnaud@ligny.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PHPoole\Parser;
+
+/**
+ * Class Ini.
+ */
+class Ini implements ParserInterface
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @return array
+     */
+    public static function parse($string)
+    {
+        return parse_ini_string($string);
+    }
+}

src/Parser/Parsedown.php

@@ -0,0 +1,27 @@
+<?php
+/*
+ * Copyright (c) Arnaud Ligny <arnaud@ligny.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PHPoole\Parser;
+
+use ParsedownExtra;
+
+/**
+ * Class Parsedown.
+ */
+class Parsedown implements ParserInterface
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @return string
+     */
+    public static function parse($string)
+    {
+        return ParsedownExtra::instance()->text($string);
+    }
+}

src/Parser/ParserInterface.php

@@ -0,0 +1,22 @@
+<?php
+/*
+ * Copyright (c) Arnaud Ligny <arnaud@ligny.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PHPoole\Parser;
+
+/**
+ * Interface ParserInterface.
+ */
+interface ParserInterface
+{
+    /**
+     * Parse string.
+     *
+     * @param  $string
+     */
+    public static function parse($string);
+}

src/Parser/SfYaml.php

@@ -0,0 +1,33 @@
+<?php
+/*
+ * Copyright (c) Arnaud Ligny <arnaud@ligny.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PHPoole\Parser;
+
+use PHPoole\Exception\Exception;
+use Symfony\Component\Yaml\Exception\ParseException;
+use Symfony\Component\Yaml\Yaml;
+
+/**
+ * Class SfYaml.
+ */
+class SfYaml implements ParserInterface
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @return array
+     */
+    public static function parse($string)
+    {
+        try {
+            return Yaml::parse($string);
+        } catch (ParseException $e) {
+            //throw new Exception($e->getMessage());
+        }
+    }
+}

src/Step/LoadContent.php

@@ -0,0 +1,109 @@
+<?php
+/*
+ * Copyright (c) Arnaud Ligny <arnaud@ligny.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PHPoole\Step;
+
+use PHPoole\Exception\Exception;
+use Symfony\Component\Finder\Finder;
+use Symfony\Component\Finder\SplFileInfo;
+
+/**
+ * Loads files in the 'content' directory.
+ */
+class LoadContent extends AbstractStep
+{
+    // pattern of a file with a front matter
+    // https://regex101.com/r/xH7cL3/1
+    const PATTERN = '^\s*(?:<!--|---|\+++){1}[\n\r\s]*(.*?)[\n\r\s]*(?:-->|---|\+++){1}[\s\n\r]*(.*)$';
+    /**
+     * {@inheritdoc}
+     *
+     * @throws Exception
+     */
+    public function init()
+    {
+        if (!is_dir($this->phpoole->getConfig()->getContentPath())) {
+            throw new Exception(sprintf('%s not found!', $this->phpoole->getConfig()->getContentPath()));
+        }
+        $this->process = true;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function internalProcess()
+    {
+        $content = [];
+        // collects files in each supported format
+        foreach ($this->phpoole->getConfig()->get('content.format') as $format => $data) {
+            $files = Finder::create()
+                ->files()
+                ->in($this->phpoole->getConfig()->getContentPath())
+                ->name('/\.('.implode('|', $data['ext']).')$/');
+            /* @var $file SplFileInfo */
+            foreach ($files as $file) {
+                $index = $file->getRelativePathname();
+                $properties = $this->parse(
+                    $file->getContents(),
+                    $this->phpoole->getConfig()->get('content.frontmatter.'.$data['frontmatter'].'.parser')
+                );
+                $content[$index] = $properties;
+                $content[$index]['content'] = '';
+                $content[$index]['format'] = $format;
+                $content[$index]['lastmodified'] = $file->getMTime();
+            }
+        }
+
+        var_dump($content);
+
+        $this->phpoole->setContent($content);
+    }
+
+    /**
+     * Parse the contents of a file.
+     *
+     * Example:
+     * ```
+     *     ---
+     *     title: Title
+     *     date: 2016-07-29
+     *     ---
+     *     Lorem Ipsum.
+     * ```
+     *
+     * @param string $content
+     *
+     * @param string $fmParser Class name
+     *
+     * @return array
+     */
+    public function parse($content, $fmParser)
+    {
+        $properties = [];
+
+        // parse front matter
+        preg_match(
+            '/'.self::PATTERN.'/s',
+            $content,
+            $matches
+        );
+        // if not front matter, set 'content' property only
+        if (!$matches) {
+            $properties['raw'] = $content;
+
+            return $properties;
+        }
+        // parse front matter
+        /* @var $parser \PHPoole\Parser\ParserInterface */
+        $parser = new $fmParser();
+        $properties = $parser->parse(trim($matches[1]));
+        $properties['raw'] = trim($matches[2]);
+
+        return $properties;
+    }
+}