First commit

developer/user/plugins/markdown-notices/markdown-notices.php

@@ -0,0 +1,84 @@
+<?php
+namespace Grav\Plugin;
+
+use \Grav\Common\Plugin;
+use RocketTheme\Toolbox\Event\Event;
+
+class MarkdownNoticesPlugin extends Plugin
+{
+    protected $level_classes;
+
+    /**
+     * @return array
+     */
+    public static function getSubscribedEvents()
+    {
+        return [
+            'onMarkdownInitialized' => ['onMarkdownInitialized', 0],
+            'onTwigSiteVariables'   => ['onTwigSiteVariables', 0]
+        ];
+    }
+
+    public function onMarkdownInitialized(Event $event)
+    {
+        $markdown = $event['markdown'];
+
+        $markdown->addBlockType('!', 'Notices', true, false);
+
+        $markdown->blockNotices = function($Line) {
+
+            $this->level_classes = $this->config->get('plugins.markdown-notices.level_classes');
+
+            if (preg_match('/^(!{1,'.count($this->level_classes).'})[ ]+(.*)/', $Line['text'], $matches))
+            {
+                $level = strlen($matches[1]) - 1;
+
+
+
+                // if we have more levels than we support
+                if ($level > count($this->level_classes)-1)
+                {
+                    return;
+                }
+
+                $text = $matches[2];
+
+                $Block = array(
+                    'element' => array(
+                        'name' => 'div',
+                        'handler' => 'lines',
+                        'attributes' => array(
+                            'class' => 'notices '. $this->level_classes[$level],
+                        ),
+                        'text' => (array) $text,
+                    ),
+                );
+
+                return $Block;
+            }
+        };
+
+        $markdown->blockNoticesContinue = function($Line, array $Block) {
+            if (isset($Block['interrupted']))
+            {
+                return;
+            }
+
+            if ($Line['text'][0] === '!' and preg_match('/^(!{1,'.count($this->level_classes).'})(.*)/', $Line['text'], $matches))
+            {
+                $Block['element']['text'] []= ltrim($matches[2]);
+
+                return $Block;
+            }
+        };
+    }
+
+    public function onTwigSiteVariables()
+    {
+        if ($this->config->get('plugins.markdown-notices.built_in_css')) {
+            $this->grav['assets']
+                ->add('plugin://markdown-notices/assets/notices.css');
+        }
+    }
+
+}