forked from gohugoio/hugo
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
f0211b8
commit eb117eb
Showing
2 changed files
with
59 additions
and
54 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,59 @@ | ||
package transform | ||
|
||
import ( | ||
htmltran "code.google.com/p/go-html-transform/html/transform" | ||
"io" | ||
"net/url" | ||
) | ||
|
||
type AbsURL struct { | ||
BaseURL string | ||
} | ||
|
||
func (t *AbsURL) Apply(r io.Reader, w io.Writer) (err error) { | ||
var tr *htmltran.Transformer | ||
|
||
if tr, err = htmltran.NewFromReader(r); err != nil { | ||
return | ||
} | ||
|
||
if err = t.absUrlify(tr, elattr{"a", "href"}, elattr{"script", "src"}); err != nil { | ||
return | ||
} | ||
|
||
return tr.Render(w) | ||
} | ||
|
||
type elattr struct { | ||
tag, attr string | ||
} | ||
|
||
func (t *AbsURL) absUrlify(tr *htmltran.Transformer, selectors ...elattr) (err error) { | ||
var baseURL, inURL *url.URL | ||
|
||
if baseURL, err = url.Parse(t.BaseURL); err != nil { | ||
return | ||
} | ||
|
||
replace := func(in string) string { | ||
if inURL, err = url.Parse(in); err != nil { | ||
return in + "?" | ||
} | ||
if fragmentOnly(inURL) { | ||
return in | ||
} | ||
return baseURL.ResolveReference(inURL).String() | ||
} | ||
|
||
for _, el := range selectors { | ||
if err = tr.Apply(htmltran.TransformAttrib(el.attr, replace), el.tag); err != nil { | ||
return | ||
} | ||
} | ||
|
||
return | ||
} | ||
|
||
func fragmentOnly(u *url.URL) bool { | ||
return u.Fragment != "" && u.Scheme == "" && u.Opaque == "" && u.User == nil && u.Host == "" && u.Path == "" && u.Path == "" && u.RawQuery == "" | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,63 +1,9 @@ | ||
package transform | ||
|
||
import ( | ||
htmltran "code.google.com/p/go-html-transform/html/transform" | ||
"io" | ||
"net/url" | ||
) | ||
|
||
type Transformer interface { | ||
Apply(io.Reader, io.Writer) error | ||
} | ||
|
||
type AbsURL struct { | ||
BaseURL string | ||
} | ||
|
||
func (t *AbsURL) Apply(r io.Reader, w io.Writer) (err error) { | ||
var tr *htmltran.Transformer | ||
|
||
if tr, err = htmltran.NewFromReader(r); err != nil { | ||
return | ||
} | ||
|
||
if err = t.absUrlify(tr, elattr{"a", "href"}, elattr{"script", "src"}); err != nil { | ||
return | ||
} | ||
|
||
return tr.Render(w) | ||
} | ||
|
||
type elattr struct { | ||
tag, attr string | ||
} | ||
|
||
func (t *AbsURL) absUrlify(tr *htmltran.Transformer, selectors ...elattr) (err error) { | ||
var baseURL, inURL *url.URL | ||
|
||
if baseURL, err = url.Parse(t.BaseURL); err != nil { | ||
return | ||
} | ||
|
||
replace := func(in string) string { | ||
if inURL, err = url.Parse(in); err != nil { | ||
return in + "?" | ||
} | ||
if fragmentOnly(inURL) { | ||
return in | ||
} | ||
return baseURL.ResolveReference(inURL).String() | ||
} | ||
|
||
for _, el := range selectors { | ||
if err = tr.Apply(htmltran.TransformAttrib(el.attr, replace), el.tag); err != nil { | ||
return | ||
} | ||
} | ||
|
||
return | ||
} | ||
|
||
func fragmentOnly(u *url.URL) bool { | ||
return u.Fragment != "" && u.Scheme == "" && u.Opaque == "" && u.User == nil && u.Host == "" && u.Path == "" && u.Path == "" && u.RawQuery == "" | ||
} |