1 files changed, 72 insertions, 0 deletions
diff --git a/archive/tag.go b/archive/tag.go
new file mode 100644
index 0000000..038ccb8
--- /dev/null
+++ b/archive/tag.go
@@ -0,0 +1,72 @@
+package archive
+
+import (
+	"adammathes.com/snkt/config"
+	"adammathes.com/snkt/post"
+	"adammathes.com/snkt/render"
+	"fmt"
+	"path"
+)
+
+var tagTmplName = "tag"
+
+/*
+Tag archive shows set of posts broken by tag
+Output goes to Config.HtmlDir/tag/{tag}.html
+*/
+type TagArchive struct {
+	Posts post.Posts
+	Tag   string
+	Site  interface{}
+}
+
+func (ta TagArchive) Render() []byte {
+	return render.Render(tagTmplName, ta)
+}
+
+/* TODO: make this configurable */
+func (ta TagArchive) Target() string {
+	return path.Join(config.Config.HtmlDir, "/tag/", fmt.Sprintf("%s.html", ta.Tag))
+}
+
+type TagArchives []*TagArchive
+
+func ParseTags(posts post.Posts) *TagArchives {
+
+	if !render.TmplExists(tagTmplName) {
+		fmt.Printf("no tag template\n")
+		return nil
+	}
+
+	var tas TagArchives
+
+	// create a map of [tag]posts
+	var tags map[string]post.Posts
+	tags = make(map[string]post.Posts)
+
+	for _, p := range posts {
+		for _, t := range p.Tags {
+			_, ok := tags[t]
+			if !ok {
+				var ps post.Posts
+				tags[t] = ps
+			}
+			tags[t] = append(tags[t], p)
+		}
+	}
+
+	for tag, posts := range tags {
+		var ta TagArchive
+		ta.Tag = tag
+		ta.Posts = posts
+		tas = append(tas, &ta)
+	}
+
+	return &tas
+}
+
+func (tas *TagArchives) Write() {
+	for _, ta := range *tas {
+		render.Write(ta)
+	}
+}