From 424e16e8d27f8e7459089554f5036a07d7ea252e Mon Sep 17 00:00:00 2001
From: Matthias Andreas Benkard <code@mail.matthias.benkard.de>
Date: Sun, 9 Feb 2020 18:29:56 +0100
Subject: Book Marx: Properly format bookmarks.

Change-Id: Idd6f2c4622d4b1a16c74b2d3af02e637625732fc
---
 .../eu/mulk/mulkcms2/benki/bookmarks/Bookmark.java |  6 ++++
 .../benki/bookmarks/MarkdownConverter.java         | 41 ++++++++++++++++++++++
 2 files changed, 47 insertions(+)

(limited to 'src/main/java/eu')

diff --git a/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/Bookmark.java b/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/Bookmark.java
index 8985948..6bbd3a6 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/Bookmark.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/Bookmark.java
@@ -9,6 +9,7 @@ import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.JoinColumn;
 import javax.persistence.Table;
+import javax.persistence.Transient;
 
 @Entity
 @Table(name = "bookmarks", schema = "benki")
@@ -30,4 +31,9 @@ public class Bookmark extends Post {
       joinColumns = @JoinColumn(name = "bookmark"))
   @Column(name = "tag")
   public Set<String> tags;
+
+  @Transient
+  public String getDescriptionHtml() {
+    return new MarkdownConverter().htmlify(description);
+  }
 }
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/MarkdownConverter.java b/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/MarkdownConverter.java
index 0a09b40..1fae62c 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/MarkdownConverter.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/bookmarks/MarkdownConverter.java
@@ -1,5 +1,46 @@
 package eu.mulk.mulkcms2.benki.bookmarks;
 
+import com.vladsch.flexmark.ext.abbreviation.AbbreviationExtension;
+import com.vladsch.flexmark.ext.autolink.AutolinkExtension;
+import com.vladsch.flexmark.ext.definition.DefinitionExtension;
+import com.vladsch.flexmark.ext.gfm.strikethrough.StrikethroughExtension;
+import com.vladsch.flexmark.ext.tables.TablesExtension;
+import com.vladsch.flexmark.ext.typographic.TypographicExtension;
+import com.vladsch.flexmark.html.HtmlRenderer;
+import com.vladsch.flexmark.parser.Parser;
+import com.vladsch.flexmark.util.data.MutableDataSet;
+import java.util.Arrays;
+import javax.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
 public class MarkdownConverter {
 
+  private final Parser parser;
+  private final HtmlRenderer renderer;
+
+  MarkdownConverter() {
+    var options = new MutableDataSet();
+    options.set(
+        Parser.EXTENSIONS,
+        Arrays.asList(
+            TablesExtension.create(),
+            StrikethroughExtension.create(),
+            AbbreviationExtension.create(),
+            AutolinkExtension.create(),
+            DefinitionExtension.create(),
+            TypographicExtension.create()));
+    options.set(Parser.FENCED_CODE_BLOCK_PARSER, true);
+    options.set(HtmlRenderer.SOFT_BREAK, "\n");
+    options.set(HtmlRenderer.HARD_BREAK, "<br />\n");
+    options.set(TypographicExtension.ENABLE_SMARTS, true);
+    options.set(TypographicExtension.ENABLE_QUOTES, true);
+
+    this.parser = Parser.builder(options).build();
+    this.renderer = HtmlRenderer.builder(options).build();
+  }
+
+  public String htmlify(String markdown) {
+    var parsedDocument = parser.parse(markdown);
+    return renderer.render(parsedDocument);
+  }
 }
-- 
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