Add new TableOfContents Page variable (Markdown only)

Added TableOfContents field to hugolib.Page struct.  New function
getTableOfContents is used in convertMarkdown to set the TableOfContents
field.

Added new test file hugolib/page_toc_test.go with a simple test of the
new functionality.

Conflicts:
	hugolib/page.go
This commit is contained in:
Niels Widger 2014-01-18 11:42:01 -05:00 committed by spf13
parent 4f1807c7a7
commit f62e3e9940
2 changed files with 79 additions and 16 deletions

View file

@ -34,22 +34,23 @@ import (
)
type Page struct {
Status string
Images []string
RawContent []byte
Content template.HTML
Summary template.HTML
Truncated bool
plain string // TODO should be []byte
Params map[string]interface{}
contentType string
Draft bool
Aliases []string
Tmpl bundle.Template
Markup string
renderable bool
layout string
linkTitle string
Status string
Images []string
RawContent []byte
Content template.HTML
Summary template.HTML
TableOfContents template.HTML
Truncated bool
plain string // TODO should be []byte
Params map[string]interface{}
contentType string
Draft bool
Aliases []string
Tmpl bundle.Template
Markup string
renderable bool
layout string
linkTitle string
PageMeta
File
Position
@ -624,6 +625,16 @@ func (page *Page) Convert() error {
return nil
}
func getTableOfContents(content []byte) template.HTML {
htmlFlags := 0
htmlFlags |= blackfriday.HTML_SKIP_SCRIPT
htmlFlags |= blackfriday.HTML_TOC
htmlFlags |= blackfriday.HTML_OMIT_CONTENTS
renderer := blackfriday.HtmlRenderer(htmlFlags, "", "")
return template.HTML(string(blackfriday.Markdown(content, renderer, 0)))
}
func (page *Page) convertMarkdown(lines io.Reader) {
b := new(bytes.Buffer)
b.ReadFrom(lines)
@ -631,6 +642,7 @@ func (page *Page) convertMarkdown(lines io.Reader) {
page.Content = template.HTML(string(blackfriday.MarkdownCommon(RemoveSummaryDivider(content))))
summary, truncated := getSummaryString(content, "markdown")
page.Summary = template.HTML(string(summary))
page.TableOfContents = getTableOfContents(RemoveSummaryDivider(content))
page.Truncated = truncated
}

51
hugolib/page_toc_test.go Normal file
View file

@ -0,0 +1,51 @@
package hugolib
import (
"testing"
)
func TestTableOfContents(t *testing.T) {
text := `
Blah blah blah blah blah.
## AA
Blah blah blah blah blah.
### AAA
Blah blah blah blah blah.
## BB
Blah blah blah blah blah.
### BBB
Blah blah blah blah blah.
`
markdown := RemoveSummaryDivider([]byte(text))
toc := string(getTableOfContents(markdown))
expected := `<nav>
<ul>
<li>
<ul>
<li><a href="#toc_0">AA</a>
<ul>
<li><a href="#toc_1">AAA</a></li>
</ul></li>
<li><a href="#toc_2">BB</a>
<ul>
<li><a href="#toc_3">BBB</a></li>
</ul></li>
</ul></li>
</ul>
</nav>
`
if toc != expected {
t.Errorf("Expected table of contents: %s, got: %s", expected, toc)
}
}