From 621f1028ca8d55c556bf2fd3b57604baf2c4cfbc Mon Sep 17 00:00:00 2001
From: Ben Harris <ben@tilde.team>
Date: Mon, 23 Sep 2019 12:25:21 -0400
Subject: [PATCH] add epub type

---
 .gitignore     |  1 +
 Makefile       | 17 +++++++++++++++--
 dist/index.php |  1 +
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index f30ec77..c3c1d78 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 dist/*.pdf
 dist/*.html
+dist/*.epub
diff --git a/Makefile b/Makefile
index b4c1630..219cc0a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,11 @@
 ISSUES != find issues -type d
 DEST_PDF_FILES := $(ISSUES:issues/%=dist/issue-%.pdf)
 DEST_HTML_FILES := $(ISSUES:issues/%=dist/issue-%.html)
+DEST_EPUB_FILES := $(ISSUES:issues/%=dist/issue-%.epub)
 
 PANDOC != command -v pandoc 2> /dev/null
 
-all: $(DEST_PDF_FILES) $(DEST_HTML_FILES)
+all: $(DEST_PDF_FILES) $(DEST_HTML_FILES) $(DEST_EPUB_FILES)
 
 dist/issue-%.pdf: issues/%
 	$(PANDOC) \
@@ -34,8 +35,20 @@ dist/issue-%.html: issues/%
 		--output $@ \
 		$</*.md
 
+dist/issue-%.epub: issues/%
+	$(PANDOC) \
+		--file-scope \
+		--from markdown \
+		--to epub \
+		--standalone \
+		--table-of-contents \
+		--lua-filter increase-header-levels.lua \
+		--metadata title:"tildeverse zine $@" \
+		--output $@ \
+		$</*.md
+
 clean:
-	rm dist/*.html dist/*.pdf
+	@rm dist/*.html dist/*.pdf dist/*.epub
 
 .PHONY: clean
 
diff --git a/dist/index.php b/dist/index.php
index 36acb8e..717c0a4 100644
--- a/dist/index.php
+++ b/dist/index.php
@@ -25,6 +25,7 @@
         <p>
             <a href="issue-<?=$issue?>.html">html version</a>
             <a href="issue-<?=$issue?>.pdf">pdf version</a>
+            <a href="issue-<?=$issue?>.epub">epub version</a>
         </p>
     <?php } ?>