mirror of
https://github.com/astaxie/beego.git
synced 2025-07-10 23:21:01 +00:00
beego: move dependency module to sub package
This commit is contained in:
144
config/yaml/yaml.go
Normal file
144
config/yaml/yaml.go
Normal file
@ -0,0 +1,144 @@
|
||||
package config
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
"os"
|
||||
"strings"
|
||||
"sync"
|
||||
|
||||
"github.com/beego/goyaml2"
|
||||
)
|
||||
|
||||
// YAMLConfig is a yaml config parser and implements Config interface.
|
||||
type YAMLConfig struct {
|
||||
}
|
||||
|
||||
// Parse returns a ConfigContainer with parsed yaml config map.
|
||||
func (yaml *YAMLConfig) Parse(filename string) (ConfigContainer, error) {
|
||||
y := &YAMLConfigContainer{
|
||||
data: make(map[string]interface{}),
|
||||
}
|
||||
cnf, err := ReadYmlReader(filename)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
y.data = cnf
|
||||
return y, nil
|
||||
}
|
||||
|
||||
// Read yaml file to map.
|
||||
// if json like, use json package, unless goyaml2 package.
|
||||
func ReadYmlReader(path string) (cnf map[string]interface{}, err error) {
|
||||
err = nil
|
||||
f, err := os.Open(path)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
defer f.Close()
|
||||
err = nil
|
||||
buf, err := ioutil.ReadAll(f)
|
||||
if err != nil || len(buf) < 3 {
|
||||
return
|
||||
}
|
||||
|
||||
if string(buf[0:1]) == "{" {
|
||||
log.Println("Look lile a Json, try it")
|
||||
err = json.Unmarshal(buf, &cnf)
|
||||
if err == nil {
|
||||
log.Println("It is Json Map")
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
_map, _err := goyaml2.Read(bytes.NewBuffer(buf))
|
||||
if _err != nil {
|
||||
log.Println("Goyaml2 ERR>", string(buf), _err)
|
||||
//err = goyaml.Unmarshal(buf, &cnf)
|
||||
err = _err
|
||||
return
|
||||
}
|
||||
if _map == nil {
|
||||
log.Println("Goyaml2 output nil? Pls report bug\n" + string(buf))
|
||||
}
|
||||
cnf, ok := _map.(map[string]interface{})
|
||||
if !ok {
|
||||
log.Println("Not a Map? >> ", string(buf), _map)
|
||||
cnf = nil
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// A Config represents the yaml configuration.
|
||||
type YAMLConfigContainer struct {
|
||||
data map[string]interface{}
|
||||
sync.Mutex
|
||||
}
|
||||
|
||||
// Bool returns the boolean value for a given key.
|
||||
func (c *YAMLConfigContainer) Bool(key string) (bool, error) {
|
||||
if v, ok := c.data[key].(bool); ok {
|
||||
return v, nil
|
||||
}
|
||||
return false, errors.New("not bool value")
|
||||
}
|
||||
|
||||
// Int returns the integer value for a given key.
|
||||
func (c *YAMLConfigContainer) Int(key string) (int, error) {
|
||||
if v, ok := c.data[key].(int64); ok {
|
||||
return int(v), nil
|
||||
}
|
||||
return 0, errors.New("not int value")
|
||||
}
|
||||
|
||||
// Int64 returns the int64 value for a given key.
|
||||
func (c *YAMLConfigContainer) Int64(key string) (int64, error) {
|
||||
if v, ok := c.data[key].(int64); ok {
|
||||
return v, nil
|
||||
}
|
||||
return 0, errors.New("not bool value")
|
||||
}
|
||||
|
||||
// Float returns the float value for a given key.
|
||||
func (c *YAMLConfigContainer) Float(key string) (float64, error) {
|
||||
if v, ok := c.data[key].(float64); ok {
|
||||
return v, nil
|
||||
}
|
||||
return 0.0, errors.New("not float64 value")
|
||||
}
|
||||
|
||||
// String returns the string value for a given key.
|
||||
func (c *YAMLConfigContainer) String(key string) string {
|
||||
if v, ok := c.data[key].(string); ok {
|
||||
return v
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
// Strings returns the []string value for a given key.
|
||||
func (c *YAMLConfigContainer) Strings(key string) []string {
|
||||
return strings.Split(c.String(key), ";")
|
||||
}
|
||||
|
||||
// WriteValue writes a new value for key.
|
||||
func (c *YAMLConfigContainer) Set(key, val string) error {
|
||||
c.Lock()
|
||||
defer c.Unlock()
|
||||
c.data[key] = val
|
||||
return nil
|
||||
}
|
||||
|
||||
// DIY returns the raw value by a given key.
|
||||
func (c *YAMLConfigContainer) DIY(key string) (v interface{}, err error) {
|
||||
if v, ok := c.data[key]; ok {
|
||||
return v, nil
|
||||
}
|
||||
return nil, errors.New("not exist key")
|
||||
}
|
||||
|
||||
func init() {
|
||||
Register("yaml", &YAMLConfig{})
|
||||
}
|
Reference in New Issue
Block a user