2021-08-07

markdown/build.gradle.kts

@@ -0,0 +1,15 @@
+/*
+ * Examples for Java
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+plugins {
+    id("elex-java")
+}
+
+dependencies {
+
+    implementation("com.vladsch.flexmark:flexmark-all:0.62.2")
+}

markdown/src/main/java/kr/pe/elex/examples/MarkdownParser.java

@@ -0,0 +1,93 @@
+/*
+ * Examples for Java
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
+
+import com.vladsch.flexmark.ext.abbreviation.AbbreviationExtension;
+import com.vladsch.flexmark.ext.anchorlink.AnchorLinkExtension;
+import com.vladsch.flexmark.ext.aside.AsideExtension;
+import com.vladsch.flexmark.ext.attributes.AttributesExtension;
+import com.vladsch.flexmark.ext.autolink.AutolinkExtension;
+import com.vladsch.flexmark.ext.definition.DefinitionExtension;
+import com.vladsch.flexmark.ext.enumerated.reference.EnumeratedReferenceExtension;
+import com.vladsch.flexmark.ext.footnotes.FootnoteExtension;
+import com.vladsch.flexmark.ext.gfm.strikethrough.StrikethroughSubscriptExtension;
+import com.vladsch.flexmark.ext.ins.InsExtension;
+import com.vladsch.flexmark.ext.media.tags.MediaTagsExtension;
+import com.vladsch.flexmark.ext.superscript.SuperscriptExtension;
+import com.vladsch.flexmark.ext.tables.TablesExtension;
+import com.vladsch.flexmark.ext.typographic.TypographicExtension;
+import com.vladsch.flexmark.ext.yaml.front.matter.AbstractYamlFrontMatterVisitor;
+import com.vladsch.flexmark.ext.yaml.front.matter.YamlFrontMatterExtension;
+import com.vladsch.flexmark.ext.youtube.embedded.YouTubeLinkExtension;
+import com.vladsch.flexmark.html.HtmlRenderer;
+import com.vladsch.flexmark.parser.Parser;
+import com.vladsch.flexmark.util.ast.Node;
+import com.vladsch.flexmark.util.data.MutableDataSet;
+import lombok.Getter;
+import lombok.extern.slf4j.Slf4j;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+@Slf4j
+public class MarkdownParser {
+	private static final Parser PARSER;
+	private static final HtmlRenderer RENDERER;
+	private static final AbstractYamlFrontMatterVisitor YAML_VISITOR;
+
+	@Getter
+	private final Node document;
+
+	static {
+		final MutableDataSet options = new MutableDataSet();
+		options.set(
+				Parser.EXTENSIONS,
+				Arrays.asList(
+						AbbreviationExtension.create(),
+						AnchorLinkExtension.create(),
+						AsideExtension.create(),
+						AttributesExtension.create(),
+						AutolinkExtension.create(),
+						DefinitionExtension.create(),
+						EnumeratedReferenceExtension.create(),
+						FootnoteExtension.create(),
+						StrikethroughSubscriptExtension.create(),
+						InsExtension.create(),
+						MediaTagsExtension.create(),
+						SuperscriptExtension.create(),
+						TablesExtension.create(),
+						TypographicExtension.create(),
+						YamlFrontMatterExtension.create(),
+						YouTubeLinkExtension.create()
+				));
+		options.set(HtmlRenderer.SOFT_BREAK, "<br />\n");
+		options.set(HtmlRenderer.GENERATE_HEADER_ID, true);
+
+		PARSER = Parser.builder(options).build();
+		RENDERER = HtmlRenderer.builder(options).build();
+
+		YAML_VISITOR = new AbstractYamlFrontMatterVisitor() {
+
+		};
+	}
+
+	public MarkdownParser(final String md) {
+		document = PARSER.parse(md);
+	}
+
+	public Map<String, List<String>> getYaml() {
+		YAML_VISITOR.visit(document);
+		return YAML_VISITOR.getData();
+	}
+
+	public String getHtml() {
+		return RENDERER.render(document);
+	}
+
+}

markdown/src/main/java/kr/pe/elex/examples/package-info.java

@@ -0,0 +1,8 @@
+/*
+ * Examples for Java
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;

markdown/src/main/resources/sample.md

@@ -0,0 +1,12 @@
+---
+description: this is a sample text.
+order: 1
+---
+
+# Markdown
+
+This is a sample document.
+
+* First
+* Second
+* Third

markdown/src/test/java/kr/pe/elex/examples/MarkdownParserTest.java

@@ -0,0 +1,39 @@
+/*
+ * Examples for Java
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
+
+import com.elex_project.abraxas.IOz;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+
+class MarkdownParserTest {
+
+	private static String md;
+
+	@BeforeAll
+	private static void beforeAll() throws IOException {
+		md = IOz.readStringFrom(MarkdownParserTest.class
+				.getResourceAsStream("/sample.md"));
+	}
+
+	@Test
+	void parse() throws IOException {
+		MarkdownParser markdownParser = new MarkdownParser(md);
+		String html = markdownParser.getHtml();
+		System.out.println(html);
+
+		Map<String, List<String>> yaml = markdownParser.getYaml();
+		for (String key : yaml.keySet()) {
+			System.out.println(key + " : " + yaml.get(key).get(0));
+		}
+	}
+}

settings.gradle.kts

@@ -12,5 +12,5 @@ include(
     "ssh",
     "web-socket-servlet", "web-socket-client",
     "thread", "hibernate", "jdbc-sqlite",
-    "xml", "jackson", "jsoup"
+    "xml", "jackson", "jsoup", "markdown"
 )