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// SPDX-FileCopyrightText: 2020 Ethel Morgan
//
// SPDX-License-Identifier: MIT
package httputil
import (
"net/http"
"strings"
"github.com/gorilla/mux"
)
// FormValues matches POST form values the same way that github.com/gorilla/mux's built-in Queries and Headers does.
func FormValues(keysAndValues ...string) mux.MatcherFunc {
if len(keysAndValues)%2 != 0 {
panic("an equal number of keys and values must be provided")
}
return func(r *http.Request, rm *mux.RouteMatch) bool {
for i := 0; i < len(keysAndValues); i += 2 {
key := keysAndValues[i]
value := keysAndValues[i+1]
formValue := r.FormValue(key)
if formValue == "" {
return false
}
if strings.HasPrefix(value, "{") && strings.HasSuffix(value, "}") {
if rm.Vars == nil {
rm.Vars = map[string]string{}
}
varKey := value[1 : len(value)-1]
rm.Vars[varKey] = formValue
} else {
if formValue != value {
return false
}
}
}
return true
}
}
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