Display a tag listing at the bottom

go/blog/blog.go

@@ -12,6 +12,7 @@ import (
	"io/ioutil"
	"net/url"
	"os"
	"sort"
	"strings"
	"unicode"
@@ -74,12 +75,12 @@ article img {
	max-height: 50vh;
}
article .tags {
.tags {
	list-style-type: none;
	padding: 0;
}
article .tags .tag-link {
.tags .tag-link {
	float: left;
	color: black;
	margin-right: 0.5em;
@@ -92,6 +93,12 @@ article .tags .tag-link:visited {
article.does-not-match {
	display: none;
}
#tags {
	color: #555;
	font-size: smaller;
	margin-bottom: 1em;
}
`
func init() {
@@ -159,12 +166,19 @@ func main() {
		posts = reversePosts
	}
	tags := map[string]bool{}
	for i, post := range posts {
		if post.Id == "" {
			posts[i].Id = generateId(post)
			post = posts[i]
		}
		if post.Tags != nil {
			for _, tag := range post.Tags {
				tags[tag] = true
			}
		}
		var err error
		switch post.Type {
		case "shell":
@@ -197,6 +211,16 @@ func main() {
		}
	}
	sortedTags := []string{}
	for tag, _ := range tags {
		sortedTags = append(sortedTags, tag)
	}
	sort.Strings(sortedTags)
	err = tagsTmpl.Execute(out, sortedTags)
	if err != nil {
		exit(err)
	}
	fmt.Fprintf(out, `
	<script>
@@ -404,6 +428,13 @@ var videoTmpl = template.Must(baseTmpl.Parse(`
</article>
`))
var tagsTmpl = template.Must(baseTmpl.New("tags-list").Parse(`
	<section id="tags">
		<h1>All tags:</h1>
		{{ template "tags" . }}
	</section>
`))
func exit(err error) {
	fmt.Fprintf(os.Stderr, "Error: %s\n", err)
	os.Exit(1)