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#!/usr/bin/make -f
BLOG := $(MAKE) -f $(lastword $(MAKEFILE_LIST)) --no-print-directory
ifneq ($(filter-out help,$(MAKECMDGOALS)),)
include config
endif
# The following can be configured in config
BLOG_DATE_FORMAT_INDEX ?= %x
BLOG_DATE_FORMAT ?= %x %X
.PHONY: help init build deploy clean
ARTICLES = $(shell git ls-tree HEAD --name-only -- articles/ 2>/dev/null)
TAGFILES = $(patsubst articles/%,tags/%,$(ARTICLES))
help:
$(info blog init|build|deploy|clean)
init:
mkdir -p articles data templates
printf '<!DOCTYPE html><html><head><title>$$TITLE</title></head><body>' > templates/header.html
printf '</body></html>' > templates/footer.html
printf '' > templates/index_header.html
printf '<p>Tags:' > templates/tag_list_header.html
printf '<a href="$$URL">$$NAME</a>' > templates/tag_entry.html
printf ', ' > templates/tag_separator.html
printf '</p>' > templates/tag_list_footer.html
printf '<h2>Articles</h2><ul>' > templates/article_list_header.html
printf '<li><a href="$$URL">$$DATE $$TITLE</a></li>' > templates/article_entry.html
printf '' > templates/article_separator.html
printf '</ul>' > templates/article_list_footer.html
printf '' > templates/index_footer.html
printf '' > templates/tag_index_header.html
printf '' > templates/tag_index_footer.html
printf '<h1>$$TITLE</h1>' > templates/article_header.html
printf '' > templates/article_footer.html
printf 'blog\n' > .git/info/exclude
build: blog/index.html tagpages $(patsubst articles/%,blog/%.html,$(ARTICLES))
deploy: build
rsync -rLtvz blog/ data/ $(BLOG_REMOTE)
clean:
rm -rf blog tags
config:
printf 'BLOG_REMOTE:=%s\n' \
'$(shell printf "Blog remote (eg: host:/var/www/html): ">/dev/tty; head -n1)' \
> $@
tags/%: articles/%
mkdir -p tags
grep -i '^; *tags:' "$<" | cut -d: -f2- | sed 's/ */\n/g' | sed '/^$$/d' | sort -u > $@
blog/index.html: $(ARTICLES) $(TAGFILES) $(addprefix templates/,$(addsuffix .html,header index_header tag_list_header tag_entry tag_separator tag_list_footer article_list_header article_entry article_separator article_list_footer index_footer footer))
mkdir -p blog
TITLE="index"; \
export TITLE; \
envsubst < templates/header.html > $@; \
envsubst < templates/index_header.html >> $@; \
envsubst < templates/tag_list_header.html >> $@; \
first=true; \
for t in $(shell cat $(TAGFILES) | sort -u); do \
"$$first" || envsubst < templates/tag_separator.html; \
NAME="$$t" \
URL="@$$t.html" \
envsubst < templates/tag_entry.html; \
first=false; \
done >> $@; \
envsubst < templates/tag_list_footer.html >> $@; \
envsubst < templates/article_list_header.html >> $@; \
first=true; \
for f in $(ARTICLES); do \
printf '%s ' "$$f"; \
git log --diff-filter=A --date="format:%s $(BLOG_DATE_FORMAT_INDEX)" --pretty=format:'%ad%n' -- "$$f"; \
done | sort -k2nr | cut -d" " -f1,3- | while IFS=" " read -r FILE DATE; do \
"$$first" || envsubst < templates/article_separator.html; \
URL="`printf '%s' "\$$FILE" | sed 's,^articles/,,'`.html" \
DATE="$$DATE" \
TITLE="`head -n1 "\$$FILE"`" \
envsubst < templates/article_entry.html; \
first=false; \
done >> $@; \
envsubst < templates/article_list_footer.html >> $@; \
envsubst < templates/index_footer.html >> $@; \
envsubst < templates/footer.html >> $@; \
blog/tag/%.html: $(ARTICLES) $(addprefix templates/,$(addsuffix .html,header tag_header index_entry tag_footer footer))
.PHONY: tagpages
tagpages: $(TAGFILES)
+$(BLOG) $(patsubst %,blog/@%.html,$(shell cat $(TAGFILES) | sort -u))
blog/@%.html: $(TAGFILES) $(addprefix templates/,$(addsuffix .html,header index_header tag_list_header tag_entry tag_separator tag_list_footer article_list_header article_entry article_separator article_list_footer index_footer footer))
mkdir -p blog
TITLE="Articles tagged $*"; \
export TITLE; \
envsubst < templates/header.html > $@; \
envsubst < templates/tag_index_header.html >> $@; \
envsubst < templates/article_list_header.html >> $@; \
first=true; \
for f in $(shell grep -FH '$*' $(TAGFILES) | sed 's,^tags/\([^:]*\):.*,articles/\1,'); do \
printf '%s ' "$$f"; \
git log --diff-filter=A --date="format:%s $(BLOG_DATE_FORMAT_INDEX)" --pretty=format:'%ad%n' -- "$$f"; \
done | sort -k2nr | cut -d" " -f1,3- | while IFS=" " read -r FILE DATE; do \
"$$first" || envsubst < templates/article_separator.html; \
URL="`printf '%s' "\$$FILE" | sed 's,^articles/,,'`.html" \
DATE="$$DATE" \
TITLE="`head -n1 "\$$FILE"`" \
envsubst < templates/article_entry.html; \
first=false; \
done >> $@; \
envsubst < templates/article_list_footer.html >> $@; \
envsubst < templates/tag_index_footer.html >> $@; \
envsubst < templates/footer.html >> $@; \
blog/%.html: articles/% $(addprefix templates/,$(addsuffix .html,header article_header article_footer footer))
mkdir -p blog
TITLE="$(shell head -n1 $<)"; \
export TITLE; \
DATE_POSTED="$(shell git log --diff-filter=A --date="format:$(BLOG_DATE_FORMAT)" --pretty=format:'%ad' -- "$<")"; \
export DATE_POSTED; \
DATE_EDITED="$(shell git log -n 1 --date="format:$(BLOG_DATE_FORMAT)" --pretty=format:'%ad' -- "$<")"; \
export DATE_EDITED; \
TAGS="$(shell grep -i '^; *tags:' "$<" | cut -d: -f2- | paste -sd ',')"; \
export TAGS; \
envsubst < templates/header.html > $@; \
envsubst < templates/article_header.html >> $@; \
sed -e 1d \
-e '/^;/d' \
-e 's/</\</g' \
-e 's/>/\>/g' \
-e '/^```$$/{s,.*,,;x;p;/^<\/code>/d;s,.*,<pre><code>,;bT}' \
-e 'x;/<\/code>/{x;$$G;p;d};x' \
-e '/^####/{s,^####,<h4>,;s,$$,</h4>,;H;s,.*,,;x;p;d}' \
-e '/^###/{s,^###,<h3>,;s,$$,</h3>,;H;s,.*,,;x;p;d}' \
-e '/^##/{s,^##,<h2>,;s,$$,</h2>,;H;s,.*,,;x;p;d}' \
-e '/^#/{s,^#,<h1>,;s,$$,</h1>,;H;s,.*,,;x;p;d}' \
-e 's,\*\*\(\([^*][^*]*\*\?\)*\)\*\*,<b>\1</b>,g' \
-e 's,\*\([^*][^*]*\)\*,<i>\1</i>,g' \
-e 's,!\[\([^]]*\)\](\([^)]*\)),<img src="\2" alt="\1"/>,g' \
-e 's,\[\([^]]*\)\](\([^)]*\)),<a href="\2">\1</a>,g' \
-e 's,`\([^`]*\)`,<q>\1</q>,g' \
-e '/^- /{s,^- ,<li>,;s,$$,</li>,;x;/^<\/ul>/{x;bL};p;s,.*,<ul>,;bT}' \
-e '/^[1-9][0-9]*\. /{s,^[0-9]*\. ,<li>,;s,$$,</li>,;x;/^<\/ol>/{x;bL};p;s,.*,<ol>,;bT}' \
-e '/^$$/{x;/^$$/d;p;d}' \
-e 'x;/^$$/{s,.*,<p>,;bT};x' \
-e ':L;$$G;p;d' \
-e ':T;p;:t;s,<\([^/>][^>]*\)>\(\(<[^/>][^>]*>\)*\),\2</\1>,;/<[^\/>]/bt;x;/^$$/{$${x;p};d};bL' \
"$<" | envsubst >> $@; \
envsubst < templates/article_footer.html >> $@; \
envsubst < templates/footer.html >> $@; \
|
