2015-05-04 12:49:49 -05:00
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package setup
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import (
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"fmt"
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"html/template"
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"io/ioutil"
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"github.com/mholt/caddy/middleware"
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"github.com/mholt/caddy/middleware/browse"
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)
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// Browse configures a new Browse middleware instance.
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func Browse(c *Controller) (middleware.Middleware, error) {
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configs, err := browseParse(c)
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if err != nil {
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return nil, err
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}
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browse := browse.Browse{
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Root: c.Root,
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Configs: configs,
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}
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return func(next middleware.Handler) middleware.Handler {
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browse.Next = next
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return browse
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}, nil
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}
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func browseParse(c *Controller) ([]browse.Config, error) {
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var configs []browse.Config
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appendCfg := func(bc browse.Config) error {
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for _, c := range configs {
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if c.PathScope == bc.PathScope {
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return fmt.Errorf("Duplicate browsing config for %s", c.PathScope)
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}
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}
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configs = append(configs, bc)
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return nil
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}
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for c.Next() {
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var bc browse.Config
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// First argument is directory to allow browsing; default is site root
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if c.NextArg() {
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bc.PathScope = c.Val()
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} else {
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bc.PathScope = "/"
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}
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// Second argument would be the template file to use
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var tplText string
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if c.NextArg() {
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tplBytes, err := ioutil.ReadFile(c.Val())
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if err != nil {
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return configs, err
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}
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tplText = string(tplBytes)
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} else {
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tplText = defaultTemplate
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}
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// Build the template
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tpl, err := template.New("listing").Parse(tplText)
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if err != nil {
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return configs, err
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}
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bc.Template = tpl
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// Save configuration
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err = appendCfg(bc)
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if err != nil {
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return configs, err
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}
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}
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return configs, nil
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}
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2015-03-25 00:05:42 -05:00
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// The default template to use when serving up directory listings
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const defaultTemplate = `<!DOCTYPE html>
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<html>
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<head>
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<title>{{.Name}}</title>
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<meta charset="utf-8">
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<style>
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* { padding: 0; margin: 0; }
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body {
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padding: 1% 2%;
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2015-04-21 22:36:43 -05:00
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font: 16px Arial;
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2015-03-25 00:05:42 -05:00
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}
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header {
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font-size: 45px;
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padding: 25px;
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}
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header a {
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text-decoration: none;
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color: inherit;
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}
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header .up {
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display: inline-block;
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height: 50px;
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width: 50px;
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text-align: center;
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margin-right: 20px;
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}
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header a.up:hover {
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background: #000;
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color: #FFF;
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}
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h1 {
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font-size: 30px;
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display: inline;
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}
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table {
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border: 0;
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border-collapse: collapse;
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max-width: 750px;
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margin: 0 auto;
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}
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th,
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td {
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padding: 4px 20px;
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vertical-align: middle;
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line-height: 1.5em; /* emoji are kind of odd heights */
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}
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th {
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text-align: left;
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}
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2015-04-21 22:36:43 -05:00
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@media (max-width: 700px) {
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2015-03-25 00:05:42 -05:00
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.hideable {
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display: none;
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}
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body {
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padding: 0;
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}
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header,
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header h1 {
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2015-04-21 22:36:43 -05:00
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font-size: 16px;
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2015-03-25 00:05:42 -05:00
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}
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header {
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position: fixed;
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top: 0;
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width: 100%;
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background: #333;
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color: #FFF;
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2015-04-21 22:36:43 -05:00
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padding: 15px;
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2015-03-25 00:05:42 -05:00
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text-align: center;
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}
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header .up {
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height: auto;
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width: auto;
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display: none;
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}
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header a.up {
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display: inline-block;
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position: absolute;
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left: 0;
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top: 0;
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2015-04-21 22:36:43 -05:00
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width: 40px;
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height: 48px;
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2015-03-25 00:05:42 -05:00
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font-size: 35px;
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}
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header h1 {
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font-weight: normal;
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}
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main {
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2015-04-21 22:36:43 -05:00
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margin-top: 70px;
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2015-03-25 00:05:42 -05:00
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}
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}
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</style>
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</head>
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<body>
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<header>
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{{if .CanGoUp}}
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<a href=".." class="up" title="Up one level">⬑</a>
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{{else}}
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<div class="up"> </div>
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{{end}}
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<h1>{{.Path}}</h1>
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</header>
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<main>
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<table>
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<tr>
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<th>Name</th>
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<th>Size</th>
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<th class="hideable">Modified</th>
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</tr>
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{{range .Items}}
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<tr>
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<td>
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{{if .IsDir}}📂{{else}}📄{{end}}
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<a href="{{.URL}}">{{.Name}}</a>
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</td>
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<td>{{.HumanSize}}</td>
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<td class="hideable">{{.HumanModTime "01/02/2006 3:04:05 PM -0700"}}</td>
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</tr>
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{{end}}
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</table>
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</main>
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</body>
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</html>`
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