caddy/config/setup/browse.go
Maxime f536bc94b2 Added the Context to the browse directive
Moved the Context type to middleware and exported it.
Users can use .Include and others in browse directive templating
Created test for the templates directive.
2015-07-17 20:07:24 +02:00

252 lines
4.4 KiB
Go

package setup
import (
"fmt"
"io/ioutil"
"text/template"
"github.com/mholt/caddy/middleware"
"github.com/mholt/caddy/middleware/browse"
)
// Browse configures a new Browse middleware instance.
func Browse(c *Controller) (middleware.Middleware, error) {
configs, err := browseParse(c)
if err != nil {
return nil, err
}
browse := browse.Browse{
Root: c.Root,
Configs: configs,
}
return func(next middleware.Handler) middleware.Handler {
browse.Next = next
return browse
}, nil
}
func browseParse(c *Controller) ([]browse.Config, error) {
var configs []browse.Config
appendCfg := func(bc browse.Config) error {
for _, c := range configs {
if c.PathScope == bc.PathScope {
return fmt.Errorf("duplicate browsing config for %s", c.PathScope)
}
}
configs = append(configs, bc)
return nil
}
for c.Next() {
var bc browse.Config
// First argument is directory to allow browsing; default is site root
if c.NextArg() {
bc.PathScope = c.Val()
} else {
bc.PathScope = "/"
}
// Second argument would be the template file to use
var tplText string
if c.NextArg() {
tplBytes, err := ioutil.ReadFile(c.Val())
if err != nil {
return configs, err
}
tplText = string(tplBytes)
} else {
tplText = defaultTemplate
}
// Build the template
tpl, err := template.New("listing").Parse(tplText)
if err != nil {
return configs, err
}
bc.Template = tpl
// Save configuration
err = appendCfg(bc)
if err != nil {
return configs, err
}
}
return configs, nil
}
// The default template to use when serving up directory listings
const defaultTemplate = `<!DOCTYPE html>
<html>
<head>
<title>{{.Name}}</title>
<meta charset="utf-8">
<style>
* { padding: 0; margin: 0; }
body {
padding: 1% 2%;
font: 16px Arial;
}
header {
font-size: 45px;
padding: 25px;
}
header a {
text-decoration: none;
color: inherit;
}
header .up {
display: inline-block;
height: 50px;
width: 50px;
text-align: center;
margin-right: 20px;
}
header a.up:hover {
background: #000;
color: #FFF;
}
h1 {
font-size: 30px;
display: inline;
}
table {
border: 0;
border-collapse: collapse;
max-width: 750px;
margin: 0 auto;
}
th,
td {
padding: 4px 20px;
vertical-align: middle;
line-height: 1.5em; /* emoji are kind of odd heights */
}
th {
text-align: left;
}
th a {
color: #000;
text-decoration: none;
}
@media (max-width: 700px) {
.hideable {
display: none;
}
body {
padding: 0;
}
header,
header h1 {
font-size: 16px;
}
header {
position: fixed;
top: 0;
width: 100%;
background: #333;
color: #FFF;
padding: 15px;
text-align: center;
}
header .up {
height: auto;
width: auto;
display: none;
}
header a.up {
display: inline-block;
position: absolute;
left: 0;
top: 0;
width: 40px;
height: 48px;
font-size: 35px;
}
header h1 {
font-weight: normal;
}
main {
margin-top: 70px;
}
}
</style>
</head>
<body>
<header>
{{if .CanGoUp}}
<a href=".." class="up" title="Up one level">&#11025;</a>
{{else}}
<div class="up">&nbsp;</div>
{{end}}
<h1>{{.Path}}</h1>
</header>
<main>
<table>
<tr>
<th>
{{if and (eq .Sort "name") (ne .Order "desc")}}
<a href="?sort=name&order=desc">Name &#9650;</a>
{{else if and (eq .Sort "name") (ne .Order "asc")}}
<a href="?sort=name&order=asc">Name &#9660;</a>
{{else}}
<a href="?sort=name&order=asc">Name</a>
{{end}}
</th>
<th>
{{if and (eq .Sort "size") (ne .Order "desc")}}
<a href="?sort=size&order=desc">Size &#9650;</a>
{{else if and (eq .Sort "size") (ne .Order "asc")}}
<a href="?sort=size&order=asc">Size &#9660;</a>
{{else}}
<a href="?sort=size&order=asc">Size</a>
{{end}}
</th>
<th class="hideable">
{{if and (eq .Sort "time") (ne .Order "desc")}}
<a href="?sort=time&order=desc">Modified &#9650;</a>
{{else if and (eq .Sort "time") (ne .Order "asc")}}
<a href="?sort=time&order=asc">Modified &#9660;</a>
{{else}}
<a href="?sort=time&order=asc">Modified</a>
{{end}}
</th>
</tr>
{{range .Items}}
<tr>
<td>
{{if .IsDir}}&#128194;{{else}}&#128196;{{end}}
<a href="{{.URL}}">{{.Name}}</a>
</td>
<td>{{.HumanSize}}</td>
<td class="hideable">{{.HumanModTime "01/02/2006 3:04:05 PM -0700"}}</td>
</tr>
{{end}}
</table>
</main>
</body>
</html>`