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caddyfileFunc.go
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caddyfileFunc.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package caddy
import (
"net/url"
"github.com/webx-top/com"
"github.com/webx-top/echo"
"github.com/webx-top/echo/param"
)
func addonAttr(ctx echo.Context, v url.Values) {
ctx.SetFunc(`Get`, func(addon string, item string, defaults ...string) string {
if len(addon) > 0 {
addon += `_`
}
k := addon + item
v := v.Get(k)
if len(v) == 0 {
if len(defaults) > 0 {
return defaults[0]
}
return ``
}
return v
})
ctx.SetFunc(`AddonAttr`, func(addon string, item string, defaults ...string) string {
if len(addon) > 0 {
addon += `_`
}
k := addon + item
v := v.Get(k)
if len(v) == 0 {
if len(defaults) > 0 && len(defaults[0]) > 0 {
return item + ` ` + defaults[0]
}
return ``
}
return item + ` ` + v
})
ctx.SetFunc(`Iterator`, func(addon string, item string, prefix string, withQuotes ...bool) string {
if len(addon) > 0 {
addon += `_`
}
k := addon + item
values, _ := v[k]
var r, t string
var withQuote bool
if len(withQuotes) > 0 {
withQuote = withQuotes[0]
}
for _, v := range values {
if withQuote {
v = `"` + com.AddSlashes(v, '"') + `"`
}
r += t + prefix + v
t = "\n"
}
return r
})
}
func iteratorKV(ctx echo.Context, v url.Values) {
ctx.SetFunc(`IteratorKV`, func(addon string, item string, prefix string, withQuotes ...bool) string {
if len(addon) > 0 {
addon += `_`
}
k := addon + item + `_k`
keys, _ := v[k]
k = addon + item + `_v`
values, _ := v[k]
var r, t string
var withQuote bool
if len(withQuotes) > 0 {
withQuote = withQuotes[0]
}
l := len(values)
for i, k := range keys {
if i < l {
v := values[i]
if withQuote {
v = `"` + com.AddSlashes(v, '"') + `"`
}
r += t + prefix + k + ` ` + v
t = "\n"
}
}
return r
})
}
func SetCaddyfileFunc(ctx echo.Context, v url.Values) {
addonAttr(ctx, v)
iteratorKV(ctx, v)
ctx.SetFunc(`AddSlashes`, func(v string) string {
return com.AddSlashes(v, '"')
})
ctx.SetFunc(`GetSlice`, func(key string) param.StringSlice {
values, _ := v[key]
return param.StringSlice(values)
})
}