package connector
import (
"fmt"
"strconv"
"strings"
)
type Configuration map[string]string
func (c Configuration) GetString(k string, deflt ...string) (string, error) {
if ss, ok := c[k]; ok {
return ss, nil
}
if len(deflt) > 0 {
return deflt[0], nil
}
return "", fmt.Errorf("Missing configuration key: %s", k)
}
func (c Configuration) GetInt(k string, deflt ...int) (int, error) {
if ss, ok := c[k]; ok {
return strconv.Atoi(ss)
}
if len(deflt) > 0 {
return deflt[0], nil
}
return 0, fmt.Errorf("Missing configuration key: %s", k)
}
func (c Configuration) GetBool(k string, deflt ...bool) (bool, error) {
if ss, ok := c[k]; ok {
if strings.EqualFold(ss, "true") {
return true, nil
} else if strings.EqualFold(ss, "false") {
return false, nil
} else {
return false, fmt.Errorf("Invalid value: %s", ss)
}
}
if len(deflt) > 0 {
return deflt[0], nil
}
return false, fmt.Errorf("Missing configuration key: %s", k)
}
// ----
type Protocol struct {
NewConnector func() Connector
Schema ConfigSchema
}
type ConfigSchema []*ConfigEntry
type ConfigEntry struct {
Name string
Description string
Default string
FixedValue string
Required bool
IsPassword bool
IsNumeric bool
IsBoolean bool
}
var Protocols = map[string]Protocol{}
func Register(name string, protocol Protocol) {
Protocols[name] = protocol
}
