Plugin creates static HTML pages with Maven and Markdown. Uses flexmark-java Markdown processor. The code is Open Source and under MIT license.
Plugin Information:
<plugin>
<groupId>com.ruleoftech</groupId>
<artifactId>markdown-page-generator-plugin</artifactId>
<version>2.1.0</version>
</plugin>
Artifacts:
You can configure the input and output directories, which files to copy and which pegdown options are used. You can also include custom header and footer and general title.
Default configuration which can be overridden:
inputDirectory
:${project.basedir}/src/main/resources/markdown/
outputDirectory
:${project.build.directory}/html/
Configuration options:
-
variables substitution
Example:
header.html
:<!DOCTYPE html> <html lang="${lang}"> <head> </head>
page.md
:# Title {lang=en}
will output in
page.html
:<!DOCTYPE html> <html lang="en"> <head> </head> <h1>Title</h1>
-
headerHtmlFile
: Location of header HTML file as String,${project.basedir}/src/main/resources/markdown/html/header.html
Example:
<!DOCTYPE html> <html lang="en"> <head> <title>titleToken</title> <meta charset="utf-8" /> <link rel="stylesheet" href="##SITE_BASE##/css/default.css"> </head>
Note:
##SITE_BASE##
will be translated to a relative path from the markdown file's directory to base directory. This is not necessary ifrecursiveInput
configuration isfalse
. -
footerHtmlFile
: Location of header HTML file as String,${project.basedir}/src/main/resources/markdown/html/footer.html
Example:
<footer> </footer> </html>
-
copyDirectories
: Comma separated list of directories to copy to output directory, like: `css,js,images,folder*/images,**images' -
defaultTitle
: If set the titleToken is replaced in every page. Otherwise the first h1 is used. -
recursiveInput
: Process also inputDirectory's sub directories if optiontrue
. Defaultfalse
. -
transformRelativeMarkdownLinks
: Transform relative url suffix from.md
to.html
if optiontrue
. Defaultfalse
. -
attributes
: defines a list of attributes byNode
class to apply to HTML results. Eachattribute
has the syntax:NodeClass|attributeName1=attributeValue1|attributeName2=attributeValue2
will addattributeName1
andattributeName2
to element nodeNodeClass
for table, block quote and ordered list item class customization:
<attributes> <attribute>TableBlock|class=table table-striped table-bordered</attribute> <attribute>BlockQuote|class=red</attribute> <attribute>OrderedListItem|style="color:red;"</attribute> </attributes>
Core Nodes:
-
AutoLink
-
BlockQuote
-
BulletList
-
BulletListItem
-
Code
-
Emphasis
-
FencedCodeBlock
-
Heading
-
Image
-
ImageRef
-
IndentedCodeBlock
-
Link
-
LinkRef
-
MailLink
-
OrderedList
-
OrderedList
-
OrderedListItem
-
Strikethrough
-
StrongEmphasis
-
TableBlock
-
TableBody
-
TableCaption
-
TableCell
-
TableHead
-
TableRow
-
ThematicBreak
-
-
pegdownExtensions
: Comma separated list of constants as specified incom.vladsch.flexmark.profiles.pegdown.Extensions
. The default isTABLES
.ℹ️ flexmark-java has many more extensions and configuration options than pegdown in addition to extensions available in pegdown 1.6.0, the following extensions are available:
-
SMARTS
: Beautifies...
. . .
,--
and---
to…
,…
,–
and—
respectively. -
QUOTES
: Beautifies single quotes'
,"
,<<
and>>
to‘
’
‛
,“
”
‟
,«
and»
-
SMARTYPANTS
: Convenience extension enabling both,SMARTS
andQUOTES
, at once. -
ABBREVIATIONS
: Abbreviations in the way of PHP Markdown Extra. -
ANCHORLINKS
: Generate anchor links for headers by taking the first range of alphanumerics and spaces. -
HARDWRAPS
: Alternative handling of newlines, see Github-flavoured-Markdown -
AUTOLINKS
: Plain, undelimited autolinks the way Github-flavoured-Markdown implements them. -
TABLES
: Tables similar to MultiMarkdown (which is in turn like the PHP Markdown Extra: tables tables, but with colspan support). -
DEFINITIONS
: Definition lists in the way of PHP Markdown Extra: definition list. -
FENCED_CODE_BLOCKS
: Fenced Code Blocks in the way of PHP Markdown Extra: fenced code or Github-flavoured-Markdown. -
SUPPRESS_HTML_BLOCKS
: Suppresses the output of HTML blocks. -
SUPPRESS_INLINE_HTML
: Suppresses the output of inline HTML elements. -
WIKILINKS
: Support[[Wiki-style links]]
with a customizable URL rendering logic. -
STRIKETHROUGH
: Support~~strikethroughs~~
as supported in Pandoc and Github-flavoured-Markdown. -
ATXHEADERSPACE
: Require a space between the#
and the header title text, as per Github-flavoured-Markdown. Frees up#
without a space to be just plain text. -
FORCELISTITEMPARA
: Wrap a list item or definition term in<p>
tags if it contains more than a simple paragraph. -
RELAXEDHRULES
: allow horizontal rules without a blank line following them. -
TASKLISTITEMS
: parses bullet lists of the form* [ ]
,* [x]
and* [X]
to create Github-flavoured-Markdown task list items. -
EXTANCHORLINKS
: Generate anchor links for headers using complete contents of the header.- Spaces and non-alphanumerics replaced by
-
, multiple dashes trimmed to one. - Anchor link is added as first element inside the header with empty content:
<h1><a name="header"></a>header</h1>
- Spaces and non-alphanumerics replaced by
-
EXTANCHORLINKS_WRAP
: used in conjunction with above to create an anchor that wraps header content:<h1><a name="header">header</a></h1>
-
TOC
: used to enable table of contents extension[TOC]
The TOC tag has the following format:[TOC style]
.style
consists of space separated list of options:levels=levelList
where level list is a comma separated list of levels or ranges. Default is to include heading levels 2 and 3. Examples:levels=4
include levels 2, 3 and 4levels=2-4
include levels 2, 3 and 4. same aslevels=4
levels=2-4,5
include levels 2, 3, 4 and 5levels=1,3
include levels 1 and 3
text
to only include the text of the headingformatted
to include text and inline formattingbullet
to use a bullet list for the TOC itemsnumbered
to use a numbered list for TOC itemshierarchy
: hierarchical list of headingsflat
: flat list of headingsreversed
: flat reversed list of headingsincreasing
: flat, alphabetically increasing by heading textdecreasing
: flat, alphabetically decreasing by heading text
-
MULTI_LINE_IMAGE_URLS
: enables parsing of image urls spanning more than one line the format is strict![alt text](urladdress?
must be the last non-blank segment on a line. The terminating)
or"title")
must be the first non-indented segment on the line. Everything in between is sucked up as part of the URL except for blank lines. -
RELAXED_STRONG_EMPHASIS_RULES
: allow Strong/Emphasis marks to start when not preceded by alphanumeric for_
and as long as not surrounded by spaces for*
instead of only when preceded by spaces. -
FOOTNOTES
: Support MultiMarkdown style footnotes:[^n] for footnote reference
and[^n]: Footnote text
for footnotes. Wheren
is one or more digit, letter,-
,_
or.
. Footnotes will be put at the bottom of the page, sequentially numbered in order of appearance of the footnote reference. Footnotes that are not referenced will NOT be included in the HTML output.This paragraph has a footnote[^1] and another footnote[^two]. This one has more but out of sequence[^4] and[^eight]. [^two]: Footnote 2 with a bit more text and another continuation line [^1]: Footnote 1 [^3]: Unused footnote, it will not be added to the end of the page. [^4]: Out of sequence footnote [^eight]: Have one that is used.
will generate:
<p>This paragraph has a footnote<sup id="fnref-1"><a href="#fn-1" class="footnote-ref">1</a></sup> and another footnote<sup id="fnref-2"><a href="#fn-2" class="footnote-ref">2</a></sup>.</p> <p>This one has more but out of sequence<sup id="fnref-3"><a href="#fn-3" class="footnote-ref">3</a></sup> and<sup id="fnref-4"><a href="#fn-4" class="footnote-ref">4</a></sup>. </p> <div class="footnotes"> <hr/> <ol> <li id="fn-1"><p>Footnote 1<a href="#fnref-1" class="footnote-backref">↩</a></p></li> <li id="fn-2"><p>Footnote 2 with a bit more text and another continuation line<a href="#fnref-2" class="footnote-backref">↩</a></p></li> <li id="fn-3"><p>Out of sequence footnote<a href="#fnref-3" class="footnote-backref">↩</a></p></li> <li id="fn-4"><p>Have one that is used.<a href="#fnref-4" class="footnote-backref">↩</a></p></li> </ol> </div>
to look like this:
-
SUBSCRIPT
: subscript extension~subscript~
-
SUPERSCRIPT
: superscript extension^superscript^
-
INSERTED
: inserted or underlined extension++inserted++
-
-
inputFileExtensions
: Comma-separated input file extensions (auto trim included), default:md
Example
<configuration>
<inputFileExtensions> md, markdown </inputFileExtensions>
</configuration>
-
inputEncoding
: Charset-Name used for reading the md-input, default:${project.build.sourceEncoding}
orDefault-Charset
-
outputEncoding: Charset-Name used for writing the html-output, default:
${project.build.sourceEncoding}
orDefault-Charset
The output will be:
target/html/name_of_file.html
Add the plugin to the pom file in your project:
<build>
<plugins>
<plugin>
<groupId>com.ruleoftech</groupId>
<artifactId>markdown-page-generator-plugin</artifactId>
<version>2.1.0</version>
<executions>
<execution>
<phase>process-resources</phase>
<goals>
<goal>generate</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
Or with custom header and footer:
<plugin>
<groupId>com.ruleoftech</groupId>
<artifactId>markdown-page-generator-plugin</artifactId>
<version>2.1.0</version>
<executions>
<execution>
<phase>process-resources</phase>
<goals>
<goal>generate</goal>
</goals>
</execution>
</executions>
<configuration>
<headerHtmlFile>${project.basedir}/src/main/resources/markdown/html/header.html</headerHtmlFile>
<footerHtmlFile>${project.basedir}/src/main/resources/markdown/html/footer.html</footerHtmlFile>
<copyDirectories>css,js</copyDirectories>
</configuration>
</plugin>
You can also specify the Pegdown extensions:
<plugin>
<groupId>com.ruleoftech</groupId>
<artifactId>markdown-page-generator-plugin</artifactId>
<version>2.1.0</version>
<executions>
<execution>
<phase>process-resources</phase>
<goals>
<goal>generate</goal>
</goals>
</execution>
</executions>
<configuration>
<pegdownExtensions>TABLES,FENCED_CODE_BLOCKS,AUTOLINKS</pegdownExtensions>
</configuration>
</plugin>
Input- and Output-Encoding can be specified by:
<plugin>
<groupId>com.ruleoftech</groupId>
<artifactId>markdown-page-generator-plugin</artifactId>
<version>2.1.0</version>
<executions>
<execution>
<phase>process-resources</phase>
<goals>
<goal>generate</goal>
</goals>
</execution>
</executions>
<configuration>
<inputDirectory>${basedir}/src/test/resources/encoding-project/src/main/resources/markdown</inputDirectory>
<outputDirectory>${basedir}/target/test-harness/encoding-project/html</outputDirectory>
<inputEncoding>UTF-8</inputEncoding>
<outputEncoding>ISO-8859-15</outputEncoding>
</configuration>
</plugin>