74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
|
package config
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"io/ioutil"
|
||
|
|
"net/http"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"github.com/mholt/caddy"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Config is a configuration for browsing in a particualr path.
|
||
|
|
type Config struct {
|
||
|
|
PathScope string
|
||
|
|
Root http.FileSystem
|
||
|
|
BaseURL string
|
||
|
|
StyleSheet string // Costum stylesheet
|
||
|
|
HugoEnabled bool // This must be only used by Hugo plugin
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parse parses the configuration set by the user so it can
|
||
|
|
// be used by the middleware
|
||
|
|
func Parse(c *caddy.Controller) ([]Config, error) {
|
||
|
|
var configs []Config
|
||
|
|
|
||
|
|
appendConfig := func(cfg Config) error {
|
||
|
|
for _, c := range configs {
|
||
|
|
if c.PathScope == cfg.PathScope {
|
||
|
|
return fmt.Errorf("duplicate file managing config for %s", c.PathScope)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
configs = append(configs, cfg)
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
for c.Next() {
|
||
|
|
var cfg = Config{PathScope: ".", BaseURL: "", HugoEnabled: false}
|
||
|
|
for c.NextBlock() {
|
||
|
|
switch c.Val() {
|
||
|
|
case "show":
|
||
|
|
if !c.NextArg() {
|
||
|
|
return configs, c.ArgErr()
|
||
|
|
}
|
||
|
|
cfg.PathScope = c.Val()
|
||
|
|
cfg.PathScope = strings.TrimSuffix(cfg.PathScope, "/")
|
||
|
|
case "on":
|
||
|
|
if !c.NextArg() {
|
||
|
|
return configs, c.ArgErr()
|
||
|
|
}
|
||
|
|
cfg.BaseURL = c.Val()
|
||
|
|
cfg.BaseURL = strings.TrimPrefix(cfg.BaseURL, "/")
|
||
|
|
cfg.BaseURL = strings.TrimSuffix(cfg.BaseURL, "/")
|
||
|
|
cfg.BaseURL = "/" + cfg.BaseURL
|
||
|
|
case "styles":
|
||
|
|
if !c.NextArg() {
|
||
|
|
return configs, c.ArgErr()
|
||
|
|
}
|
||
|
|
tplBytes, err := ioutil.ReadFile(c.Val())
|
||
|
|
if err != nil {
|
||
|
|
return configs, err
|
||
|
|
}
|
||
|
|
cfg.StyleSheet = string(tplBytes)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
cfg.Root = http.Dir(cfg.PathScope)
|
||
|
|
if err := appendConfig(cfg); err != nil {
|
||
|
|
return configs, err
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return configs, nil
|
||
|
|
}
|