#####################################################################
#
# A-A-P file for making AsciiDoc distribution documentation.
# (you can obtain A-A-P from http://www.a-a-p.org)
#
# Stuart Rackham <srackham@gmail.com>
#####################################################################

:execute ../common.aap

ASCIIDOC = python ../asciidoc.py -a revnumber=$(VERS)@ -a revdate="$(DATE)@"
A2X = python ../a2x.py

:syseval which fop | :assign FOP
@if not _no.FOP:
    :syseval which fop.sh | :assign FOP
:syseval which lynx | :assign LYNX          # Converts HTML to text.
:syseval which xmllint | :assign XMLLINT    # Validates XML.
:syseval which dblatex | :assign DBLATEX    # Converts DocBook XML to PDF.
:syseval which aspell | :assign ASPELL
:syseval which xsltproc | :assign XSLTPROC

ROOT = asciidoc asciidoc.1
INFILES = $*(ROOT).txt
CHUNK_DIR = ./asciidoc.chunked
HTMLHELP_DIR = ./asciidoc.htmlhelp
HTMLHELP_FILE = asciidoc

OUTFILES = $*(ROOT).html $*(ROOT).css.html $*(ROOT).css-embedded.html \
        asciidoc.pdf asciidoc.1.man a2x.1.man \
        article.html book.html book-multi.html asciidoc.xml asciidoc.1.xml \
        ../BUGS ../CHANGELOG ../README ../INSTALL \
        latex-backend.html \
        $HTMLHELP_DIR/index.html \
        $CHUNK_DIR/index.html \
        article.pdf \
        latexmath.pdf \
        latex-filter.pdf \
        source-highlight-filter.pdf \
        music-filter.pdf \
        book.epub \
        article-standalone.html \
        article-html5-toc2.html

TEST_FILES = $*(ROOT).css-embedded.html 
        article.css-embedded.html book.css-embedded.html \
        article.xml book.xml book-multi.xml asciidoc.xml asciidoc.1.xml \
        asciidoc.1.html a2x.1.xml music-filter.xml \
        book.epub asciidoc.epub \


#####################################################################
# Filetype build rules.
#####################################################################

:rule %.epub : %.txt
    :sys $A2X -f epub -d book --epubcheck --icons $source

:rule %.text : %.txt
    # Convert AsciiDoc to HTML then use lynx(1) to convert HTML to text.
    @if not _no.LYNX:
        :print WARNING: lynx(1) unavailable: skipping $target file generation
    @else:
        opt = -f ../text.conf
        @if source_list[0] == 'asciidoc.1.txt':
            opt += -d manpage
        @else:
            opt += -n
        :sys $ASCIIDOC $opt -b html4 -o - $source | \
            lynx -dump -stdin > $target

:rule %.css.html : %.txt
    opt =
    @if source_list[0] == 'asciidoc.1.txt':
        opt += -d manpage
    @else:
        opt += -n
        opt += -a toc -a toclevels=2 -a scriptsdir=../javascripts
    :sys $ASCIIDOC $opt -b xhtml11 -a linkcss -a icons -a stylesdir=../stylesheets -o $target $(source[0])
    @if _no.XMLLINT:
        :sys $XMLLINT --nonet --noout --valid $target
    @else:
        :print WARNING: xmllint(1) unavailable: skipping validation

:rule %.css-embedded.html : %.txt
    opt =
    @if source_list[0] == 'asciidoc.1.txt':
        opt += -d manpage
    @else:
        opt += -n
        opt += -a toc -a toclevels=2
    :sys $ASCIIDOC -b xhtml11 $opt -o $target $(source[0])
    @if _no.XMLLINT:
        :sys $XMLLINT --nonet --noout --valid $target
    @else:
        :print WARNING: xmllint(1) unavailable: skipping validation

:rule %.xml : %.txt
    opt =
    @if source_list[0] in ('asciidoc.1.txt','a2x.1.txt'):
        opt += -d manpage
    @else:
        opt += -n
    @if source_list[0] == 'asciidoc.txt' or source_list[0].startswith('book'):
        opt += -d book
    :sys $ASCIIDOC $opt -b docbook $(source[0])
    @if _no.XMLLINT:
        :sys $XMLLINT --nonet --noout --valid $target
    @else:
        :print WARNING: xmllint(1) unavailable: skipping validation

:rule %.sgml : %.txt
    opt =
    @if source_list[0] in ('asciidoc.1.txt','a2x.1.txt'):
        opt += -d manpage
    @if source_list[0] == 'asciidoc.txt' or source_list[0].startswith('book'):
        opt += -d book
    :sys $ASCIIDOC $opt -b docbook-sgml $(source[0])

:rule %.html: %.xml
    :sys $XSLTPROC --nonet --stringparam admon.textlabel 0 --stringparam html.stylesheet ./docbook-xsl.css ../docbook-xsl/xhtml.xsl $source >$target

:rule %.man : %.xml
    :sys $XSLTPROC --nonet ../docbook-xsl/manpage.xsl $source
    :sys touch $target  # Dummy target.

:rule %.fo: %.xml
    :sys $XSLTPROC --nonet --stringparam admon.textlabel 0 ../docbook-xsl/fo.xsl $source >$target

# This kludge forces the User Guide and LaTeX related PDFs to be generated
# using dblatex so we include a dblatex example in the distribution.
@if _no.DBLATEX:
    asciidoc.pdf: asciidoc.txt
        :sys $ASCIIDOC -b docbook $(source[0])
        :sys $DBLATEX -p ../dblatex/asciidoc-dblatex.xsl -s ../dblatex/asciidoc-dblatex.sty -o $target asciidoc.xml
    latexmath.pdf: latexmath.xml
        :sys $DBLATEX -p ../dblatex/asciidoc-dblatex.xsl -s ../dblatex/asciidoc-dblatex.sty -o $target $source
    latex-filter.pdf: latex-filter.xml
        :sys $DBLATEX -p ../dblatex/asciidoc-dblatex.xsl -s ../dblatex/asciidoc-dblatex.sty -o $target $source

# Force the Source Highlighter PDF to be generated using dblatex
# because dblatex has builtin source code highlighting.
@if _no.DBLATEX:
    source-highlight-filter.pdf: source-highlight-filter.xml
        :sys $DBLATEX -p ../dblatex/asciidoc-dblatex.xsl -s ../dblatex/asciidoc-dblatex.sty -o $target $source

@if _no.FOP:
    :rule %.pdf: %.fo
        :sys $FOP $source $target
@elif _no.DBLATEX:
    # Fall back to dblatex if no FOP.
    :rule %.pdf: %.xml
        :sys $DBLATEX -p ../dblatex/asciidoc-dblatex.xsl -s ../dblatex/asciidoc-dblatex.sty -o $target $source
@else:
    :rule %.pdf:
        :print WARNING: PDF processor  unavailable: skipping $target file generation


#####################################################################
# Explicit file generation (cases that don't fit the rules).
#####################################################################

article-standalone.html: article.txt
    :sys $ASCIIDOC -a data-uri -a icons -a toc -a max-width=55em -o $target $source

article-html5-toc2.html: article.txt
    :sys $ASCIIDOC -b html5 -a icons -a toc2 -a theme=flask -o $target $source

asciidoc.1.html: asciidoc.1.txt
    :sys $ASCIIDOC -d manpage -b html4 $source
    @if _no.XMLLINT:
        :sys $XMLLINT --nonet --noout --valid --html $target
    @else:
        :print WARNING: xmllint(1) unavailable: skipping validation

# User Guide 'chunked' into linked HTML pages.
$CHUNK_DIR/index.html: asciidoc.txt
    :sys $A2X -fchunked -dbook --icons -D ./ asciidoc.txt

# HTML Help formatted User Guide.
$HTMLHELP_DIR/index.html: asciidoc.xml
    :sys $A2X -fhtmlhelp -dbook --icons -D ./ asciidoc.txt

../BUGS: ../BUGS.text
    # Make BUGS.text and copy to BUGS.
    :copy ../BUGS.text ../BUGS

../CHANGELOG: ../CHANGELOG.text
    # Make CHANGELOG.text and copy to CHANGELOG.
    :copy ../CHANGELOG.text ../CHANGELOG

../README: ../README.text
    # Make README.text and copy to README.
    :copy ../README.text ../README

../INSTALL: ../INSTALL.text
    # Make INSTALL.text and copy to INSTALL.
    :copy ../INSTALL.text ../INSTALL

asciimathml.html: asciimathml.txt
    :sys $ASCIIDOC -a asciimath $source
    # No xmllint(1) checking -- fails on embedded JavaScript.

latexmathml.html: latexmathml.txt
    :sys $ASCIIDOC -a latexmath $source
    # No xmllint(1) checking -- fails on embedded JavaScript.


#####################################################################
# Build commands.
#####################################################################

all: $OUTFILES

clean:
    :del {f} $OUTFILES $TEST_FILES
    :del {f} *.bak          # Remove aspell backups.

spell: $INFILES ../CHANGELOG.txt ../README.txt ../BUGS.txt ../INSTALL.txt \
        a2x.1.txt faq.txt asciidocapi.txt testasciidoc.txt \
        epub-notes.txt publishing-ebooks-with-asciidoc.txt \
        source-highlight-filter.txt \
        slidy.txt slidy-example.txt
    # Interactively spell check all files.
    @for s in source_list:
        :sys {i} $ASPELL check -p ./asciidoc.dict $s

clean_testfiles:
    :del {f} $TEST_FILES
    :del {f} music*.png     # Force Lilypond to run.

test: clean_testfiles $TEST_FILES
    # Force generation and validation of .html and Docbook (.xml) files.