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Code Issues Releases Activity

Merge pull request #400 from fuxiaohei/master

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add api comments
This commit is contained in:
astaxie 2013-12-20 07:23:12 -08:00
commit 2ad399db05
6 changed files with 173 additions and 43 deletions
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43
app.go
View File

@ -10,19 +10,22 @@ import (
"github.com/astaxie/beego/context"
)
// FilterFunc defines filter function type.
type FilterFunc func(*context.Context)
// App defines beego application with a new PatternServeMux.
type App struct {
Handlers *ControllerRegistor
}
// New returns a new PatternServeMux.
// NewApp returns a new beego application.
func NewApp() *App {
cr := NewControllerRegistor()
app := &App{Handlers: cr}
return app
}
// Run beego application.
func (app *App) Run() {
addr := HttpAddr
@ -84,39 +87,77 @@ func (app *App) Run() {
}
}
// Router adds a url-patterned controller handler.
// The path argument supports regex rules and specific placeholders.
// The c argument needs a controller handler implemented beego.ControllerInterface.
// The mapping methods argument only need one string to define custom router rules.
// usage:
// simple router
// beego.Router("/admin", &admin.UserController{})
// beego.Router("/admin/index", &admin.ArticleController{})
//
// regex router
//
// beego.Router(“/api/:id([0-9]+)“, &controllers.RController{})
//
// custom rules
// beego.Router("/api/list",&RestController{},"*:ListFood")
// beego.Router("/api/create",&RestController{},"post:CreateFood")
// beego.Router("/api/update",&RestController{},"put:UpdateFood")
// beego.Router("/api/delete",&RestController{},"delete:DeleteFood")
func (app *App) Router(path string, c ControllerInterface, mappingMethods ...string) *App {
app.Handlers.Add(path, c, mappingMethods...)
return app
}
// AutoRouter adds beego-defined controller handler.
// if beego.AddAuto(&MainContorlller{}) and MainController has methods List and Page,
// visit the url /main/list to exec List function or /main/page to exec Page function.
func (app *App) AutoRouter(c ControllerInterface) *App {
app.Handlers.AddAuto(c)
return app
}
// UrlFor does another controller handler with params in current context.
// The endpoint is formed as path.controller.name to defined the controller method which will run.
// The values need key-pair data to assign into controller method.
func (app *App) UrlFor(endpoint string, values ...string) string {
return app.Handlers.UrlFor(endpoint, values...)
}
// [Deprecated] use InsertFilter.
// Filter adds a FilterFunc under pattern condition and named action.
// The actions contains BeforeRouter,AfterStatic,BeforeExec,AfterExec and FinishRouter.
func (app *App) Filter(pattern, action string, filter FilterFunc) *App {
app.Handlers.AddFilter(pattern, action, filter)
return app
}
// InsertFilter adds a FilterFunc with pattern condition and action constant.
// The pos means action constant including
// beego.BeforeRouter, beego.AfterStatic, beego.BeforeExec, beego.AfterExec and beego.FinishRouter.
func (app *App) InsertFilter(pattern string, pos int, filter FilterFunc) *App {
app.Handlers.InsertFilter(pattern, pos, filter)
return app
}
// SetViewsPath sets view directory path in beego application.
// it returns beego application self.
func (app *App) SetViewsPath(path string) *App {
ViewsPath = path
return app
}
// SetStaticPath sets static directory path and proper url pattern in beego application.
// if beego.SetStaticPath("static","public"), visit /static/* to load static file in folder "public".
// it returns beego application self.
func (app *App) SetStaticPath(url string, path string) *App {
StaticDir[url] = path
return app
}
// DelStaticPath removes the static folder setting in this url pattern in beego application.
// it returns beego application self.
func (app *App) DelStaticPath(url string) *App {
delete(StaticDir, url)
return app

34
beego.go
View File

@ -10,34 +10,50 @@ import (
"github.com/astaxie/beego/session"
)
// beego web framework version.
const VERSION = "1.0.0"
// Router adds a patterned controller handler to BeeApp.
// it's an alias method of App.Router.
func Router(rootpath string, c ControllerInterface, mappingMethods ...string) *App {
BeeApp.Router(rootpath, c, mappingMethods...)
return BeeApp
}
// RESTRouter adds a restful controller handler to BeeApp.
// its' controller implements beego.ControllerInterface and
// defines a param "pattern/:objectId" to visit each resource.
func RESTRouter(rootpath string, c ControllerInterface) *App {
Router(rootpath, c)
Router(path.Join(rootpath, ":objectId"), c)
return BeeApp
}
// AutoRouter adds defined controller handler to BeeApp.
// it's same to App.AutoRouter.
func AutoRouter(c ControllerInterface) *App {
BeeApp.AutoRouter(c)
return BeeApp
}
// ErrorHandler registers http.HandlerFunc to each http err code string.
// usage:
// beego.ErrorHandler("404",NotFound)
// beego.ErrorHandler("500",InternalServerError)
func Errorhandler(err string, h http.HandlerFunc) *App {
middleware.Errorhandler(err, h)
return BeeApp
}
// SetViewsPath sets view directory to BeeApp.
// it's alias of App.SetViewsPath.
func SetViewsPath(path string) *App {
BeeApp.SetViewsPath(path)
return BeeApp
}
// SetStaticPath sets static directory and url prefix to BeeApp.
// it's alias of App.SetStaticPath.
func SetStaticPath(url string, path string) *App {
if !strings.HasPrefix(url, "/") {
url = "/" + url
@ -46,27 +62,33 @@ func SetStaticPath(url string, path string) *App {
return BeeApp
}
// DelStaticPath removes the static folder setting in this url pattern in beego application.
// it's alias of App.DelStaticPath.
func DelStaticPath(url string) *App {
delete(StaticDir, url)
return BeeApp
}
//!!DEPRECATED!! use InsertFilter
//action has four values:
//BeforRouter
//AfterStatic
//BeforExec
//AfterExec
// [Deprecated] use InsertFilter.
// Filter adds a FilterFunc under pattern condition and named action.
// The actions contains BeforeRouter,AfterStatic,BeforeExec,AfterExec and FinishRouter.
// it's alias of App.Filter.
func AddFilter(pattern, action string, filter FilterFunc) *App {
BeeApp.Filter(pattern, action, filter)
return BeeApp
}
// InsertFilter adds a FilterFunc with pattern condition and action constant.
// The pos means action constant including
// beego.BeforeRouter, beego.AfterStatic, beego.BeforeExec, beego.AfterExec and beego.FinishRouter.
// it's alias of App.InsertFilter.
func InsertFilter(pattern string, pos int, filter FilterFunc) *App {
BeeApp.InsertFilter(pattern, pos, filter)
return BeeApp
}
// Run beego application.
// it's alias of App.Run.
func Run() {
// if AppConfigPath not In the conf/app.conf reParse config
if AppConfigPath != filepath.Join(AppPath, "conf", "app.conf") {

70
config.go
View File

@ -14,54 +14,53 @@ import (
)
var (
BeeApp *App
BeeApp *App // beego application
AppName string
AppPath string
AppConfigPath string
StaticDir map[string]string
TemplateCache map[string]*template.Template
StaticExtensionsToGzip []string //Files which should also be compressed with gzip (.js, .css, etc)
TemplateCache map[string]*template.Template // template caching map
StaticExtensionsToGzip []string // files with should be compressed with gzip (.js,.css,etc)
HttpAddr string
HttpPort int
HttpTLS bool
HttpCertFile string
HttpKeyFile string
RecoverPanic bool
AutoRender bool
RecoverPanic bool // flag of auto recover panic
AutoRender bool // flag of render template automatically
ViewsPath string
RunMode string //"dev" or "prod"
RunMode string // run mode, "dev" or "prod"
AppConfig config.ConfigContainer
//related to session
GlobalSessions *session.Manager //GlobalSessions
SessionOn bool // whether auto start session,default is false
SessionProvider string // default session provider memory mysql redis
SessionName string // sessionName cookie's name
SessionGCMaxLifetime int64 // session's gc maxlifetime
SessionSavePath string // session savepath if use mysql/redis/file this set to the connectinfo
SessionHashFunc string
SessionHashKey string
SessionCookieLifeTime int
UseFcgi bool
MaxMemory int64
EnableGzip bool // enable gzip
DirectoryIndex bool //enable DirectoryIndex default is false
EnableHotUpdate bool //enable HotUpdate default is false
HttpServerTimeOut int64 //set httpserver timeout
ErrorsShow bool //set weather show errors
XSRFKEY string //set XSRF
EnableXSRF bool
XSRFExpire int
CopyRequestBody bool //When in raw application, You want to the reqeustbody
TemplateLeft string
TemplateRight string
BeegoServerName string
EnableAdmin bool //enable admin module to log api time
AdminHttpAddr string //admin module http addr
AdminHttpPort int
GlobalSessions *session.Manager // global session mananger
SessionOn bool // flag of starting session auto. default is false.
SessionProvider string // default session provider, memory, mysql , redis ,etc.
SessionName string // the cookie name when saving session id into cookie.
SessionGCMaxLifetime int64 // session gc time for auto cleaning expired session.
SessionSavePath string // if use mysql/redis/file provider, define save path to connection info.
SessionHashFunc string // session hash generation func.
SessionHashKey string // session hash salt string.
SessionCookieLifeTime int // the life time of session id in cookie.
UseFcgi bool
MaxMemory int64
EnableGzip bool // flag of enable gzip
DirectoryIndex bool // flag of display directory index. default is false.
EnableHotUpdate bool // flag of hot update checking by app self. default is false.
HttpServerTimeOut int64
ErrorsShow bool // flag of show errors in page. if true, show error and trace info in page rendered with error template.
XSRFKEY string // xsrf hash salt string.
EnableXSRF bool // flag of enable xsrf.
XSRFExpire int // the expiry of xsrf value.
CopyRequestBody bool // flag of copy raw request body in context.
TemplateLeft string
TemplateRight string
BeegoServerName string // beego server name exported in response header.
EnableAdmin bool // flag of enable admin module to log every request info.
AdminHttpAddr string // http server configurations for admin module.
AdminHttpPort int
)
func init() {
// create beeapp
// create beego application
BeeApp = NewApp()
// initialize default configurations
@ -135,7 +134,8 @@ func init() {
}
}
//parse config now only support ini, next will support json
// ParseConfig parsed default config file.
// now only support ini, next will support json.
func ParseConfig() (err error) {
AppConfig, err = config.NewConfig("ini", AppConfigPath)
if err != nil {

56
controller.go
View File

@ -25,9 +25,12 @@ import (
)
var (
// custom error when user stop request handler manually.
USERSTOPRUN = errors.New("User stop run")
)
// Controller defines some basic http request handler operations, such as
// http context, template and view, session and xsrf.
type Controller struct {
Ctx *context.Context
Data map[interface{}]interface{}
@ -43,6 +46,7 @@ type Controller struct {
AppController interface{}
}
// ControllerInterface is an interface to uniform all controller handler.
type ControllerInterface interface {
Init(ct *context.Context, controllerName, actionName string, app interface{})
Prepare()
@ -59,6 +63,7 @@ type ControllerInterface interface {
CheckXsrfCookie() bool
}
// Init generates default values of controller operations.
func (c *Controller) Init(ctx *context.Context, controllerName, actionName string, app interface{}) {
c.Data = make(map[interface{}]interface{})
c.Layout = ""
@ -70,42 +75,52 @@ func (c *Controller) Init(ctx *context.Context, controllerName, actionName strin
c.AppController = app
}
// Prepare runs after Init before request function execution.
func (c *Controller) Prepare() {
}
// Finish runs after request function execution.
func (c *Controller) Finish() {
}
// Get adds a request function to handle GET request.
func (c *Controller) Get() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Post adds a request function to handle POST request.
func (c *Controller) Post() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Delete adds a request function to handle DELETE request.
func (c *Controller) Delete() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Put adds a request function to handle PUT request.
func (c *Controller) Put() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Head adds a request function to handle HEAD request.
func (c *Controller) Head() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Patch adds a request function to handle PATCH request.
func (c *Controller) Patch() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Options adds a request function to handle OPTIONS request.
func (c *Controller) Options() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
// Render sends the response with rendered template bytes as text/html type.
func (c *Controller) Render() error {
rb, err := c.RenderBytes()
@ -118,11 +133,13 @@ func (c *Controller) Render() error {
return nil
}
// RenderString returns the rendered template string. Do not send out response.
func (c *Controller) RenderString() (string, error) {
b, e := c.RenderBytes()
return string(b), e
}
// RenderBytes returns the bytes of renderd tempate string. Do not send out response.
func (c *Controller) RenderBytes() ([]byte, error) {
//if the controller has set layout, then first get the tplname's content set the content to the layout
if c.Layout != "" {
@ -175,10 +192,12 @@ func (c *Controller) RenderBytes() ([]byte, error) {
return []byte{}, nil
}
// Redirect sends the redirection response to url with status code.
func (c *Controller) Redirect(url string, code int) {
c.Ctx.Redirect(code, url)
}
// Aborts stops controller handler and show the error data if code is defined in ErrorMap or code string.
func (c *Controller) Abort(code string) {
status, err := strconv.Atoi(code)
if err == nil {
@ -188,10 +207,13 @@ func (c *Controller) Abort(code string) {
}
}
// StopRun makes panic of USERSTOPRUN error and go to recover function if defined.
func (c *Controller) StopRun() {
panic(USERSTOPRUN)
}
// UrlFor does another controller handler in this request function.
// it goes to this controller method if endpoint is not clear.
func (c *Controller) UrlFor(endpoint string, values ...string) string {
if len(endpoint) <= 0 {
return ""
@ -201,8 +223,10 @@ func (c *Controller) UrlFor(endpoint string, values ...string) string {
} else {
return UrlFor(endpoint, values...)
}
return ""
}
// ServeJson sends a json response with encoding charset.
func (c *Controller) ServeJson(encoding ...bool) {
var hasIndent bool
var hasencoding bool
@ -217,6 +241,7 @@ func (c *Controller) ServeJson(encoding ...bool) {
c.Ctx.Output.Json(c.Data["json"], hasIndent, hasencoding)
}
// ServeJson sends a jsonp response.
func (c *Controller) ServeJsonp() {
var hasIndent bool
if RunMode == "prod" {
@ -227,6 +252,7 @@ func (c *Controller) ServeJsonp() {
c.Ctx.Output.Jsonp(c.Data["jsonp"], hasIndent)
}
// ServeJson sends xml response.
func (c *Controller) ServeXml() {
var hasIndent bool
if RunMode == "prod" {
@ -237,6 +263,7 @@ func (c *Controller) ServeXml() {
c.Ctx.Output.Xml(c.Data["xml"], hasIndent)
}
// Input returns the input data map from POST or PUT request body and query string.
func (c *Controller) Input() url.Values {
ct := c.Ctx.Request.Header.Get("Content-Type")
if strings.Contains(ct, "multipart/form-data") {
@ -247,14 +274,18 @@ func (c *Controller) Input() url.Values {
return c.Ctx.Request.Form
}
// ParseForm maps input data map to obj struct.
func (c *Controller) ParseForm(obj interface{}) error {
return ParseForm(c.Input(), obj)
}
// GetString returns the input value by key string.
func (c *Controller) GetString(key string) string {
return c.Input().Get(key)
}
// GetStrings returns the input string slice by key string.
// it's designed for multi-value input field such as checkbox(input[type=checkbox]), multi-selection.
func (c *Controller) GetStrings(key string) []string {
r := c.Ctx.Request
if r.Form == nil {
@ -267,22 +298,29 @@ func (c *Controller) GetStrings(key string) []string {
return []string{}
}
// GetInt returns input value as int64.
func (c *Controller) GetInt(key string) (int64, error) {
return strconv.ParseInt(c.Input().Get(key), 10, 64)
}
// GetBool returns input value as bool.
func (c *Controller) GetBool(key string) (bool, error) {
return strconv.ParseBool(c.Input().Get(key))
}
// GetFloat returns input value as float64.
func (c *Controller) GetFloat(key string) (float64, error) {
return strconv.ParseFloat(c.Input().Get(key), 64)
}
// GetFile returns the file data in file upload field named as key.
// it returns the first one of multi-uploaded files.
func (c *Controller) GetFile(key string) (multipart.File, *multipart.FileHeader, error) {
return c.Ctx.Request.FormFile(key)
}
// SaveToFile saves uploaded file to new path.
// it only operates the first one of mutil-upload form file field.
func (c *Controller) SaveToFile(fromfile, tofile string) error {
file, _, err := c.Ctx.Request.FormFile(fromfile)
if err != nil {
@ -298,6 +336,7 @@ func (c *Controller) SaveToFile(fromfile, tofile string) error {
return nil
}
// StartSession starts session and load old session data info this controller.
func (c *Controller) StartSession() session.SessionStore {
if c.CruSession == nil {
c.CruSession = c.Ctx.Input.CruSession
@ -305,6 +344,7 @@ func (c *Controller) StartSession() session.SessionStore {
return c.CruSession
}
// SetSession puts value into session.
func (c *Controller) SetSession(name interface{}, value interface{}) {
if c.CruSession == nil {
c.StartSession()
@ -312,6 +352,7 @@ func (c *Controller) SetSession(name interface{}, value interface{}) {
c.CruSession.Set(name, value)
}
// GetSession gets value from session.
func (c *Controller) GetSession(name interface{}) interface{} {
if c.CruSession == nil {
c.StartSession()
@ -319,6 +360,7 @@ func (c *Controller) GetSession(name interface{}) interface{} {
return c.CruSession.Get(name)
}
// SetSession removes value from session.
func (c *Controller) DelSession(name interface{}) {
if c.CruSession == nil {
c.StartSession()
@ -326,19 +368,24 @@ func (c *Controller) DelSession(name interface{}) {
c.CruSession.Delete(name)
}
// SessionRegenerateID regenerates session id for this session.
// the session data have no changes.
func (c *Controller) SessionRegenerateID() {
c.CruSession = GlobalSessions.SessionRegenerateId(c.Ctx.ResponseWriter, c.Ctx.Request)
c.Ctx.Input.CruSession = c.CruSession
}
// DestroySession cleans session data and session cookie.
func (c *Controller) DestroySession() {
GlobalSessions.SessionDestroy(c.Ctx.ResponseWriter, c.Ctx.Request)
}
// IsAjax returns this request is ajax or not.
func (c *Controller) IsAjax() bool {
return c.Ctx.Input.IsAjax()
}
// GetSecureCookie returns decoded cookie value from encoded browser cookie values.
func (c *Controller) GetSecureCookie(Secret, key string) (string, bool) {
val := c.Ctx.GetCookie(key)
if val == "" {
@ -365,6 +412,7 @@ func (c *Controller) GetSecureCookie(Secret, key string) (string, bool) {
return string(res), true
}
// SetSecureCookie puts value into cookie after encoded the value.
func (c *Controller) SetSecureCookie(Secret, name, val string, age int64) {
vs := base64.URLEncoding.EncodeToString([]byte(val))
timestamp := strconv.FormatInt(time.Now().UnixNano(), 10)
@ -375,6 +423,7 @@ func (c *Controller) SetSecureCookie(Secret, name, val string, age int64) {
c.Ctx.SetCookie(name, cookie, age, "/")
}
// XsrfToken creates a xsrf token string and returns.
func (c *Controller) XsrfToken() string {
if c._xsrf_token == "" {
token, ok := c.GetSecureCookie(XSRFKEY, "_xsrf")
@ -393,6 +442,9 @@ func (c *Controller) XsrfToken() string {
return c._xsrf_token
}
// CheckXsrfCookie checks xsrf token in this request is valid or not.
// the token can provided in request header "X-Xsrftoken" and "X-CsrfToken"
// or in form field value named as "_xsrf".
func (c *Controller) CheckXsrfCookie() bool {
token := c.GetString("_xsrf")
if token == "" {
@ -409,16 +461,18 @@ func (c *Controller) CheckXsrfCookie() bool {
return true
}
// XsrfFormHtml writes an input field contains xsrf token value.
func (c *Controller) XsrfFormHtml() string {
return "<input type=\"hidden\" name=\"_xsrf\" value=\"" +
c._xsrf_token + "\"/>"
}
// GetControllerAndAction gets the executing controller name and action name.
func (c *Controller) GetControllerAndAction() (controllerName, actionName string) {
return c.controllerName, c.actionName
}
//utils func for controller internal
// getRandomString returns random string.
func getRandomString(n int) string {
const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
var bytes = make([]byte, n)

4
filter.go
View File

@ -5,6 +5,8 @@ import (
"strings"
)
// FilterRouter defines filter operation before controller handler execution.
// it can match patterned url and do filter function when action arrives.
type FilterRouter struct {
pattern string
regex *regexp.Regexp
@ -14,6 +16,8 @@ type FilterRouter struct {
parseParams map[string]string
}
// ValidRouter check current request is valid for this filter.
// if matched, returns parsed params in this request by defined filter router pattern.
func (mr *FilterRouter) ValidRouter(router string) (bool, map[string]string) {
if mr.pattern == "" {
return true, nil

9
flash.go
View File

@ -6,18 +6,22 @@ import (
"strings"
)
// the separation string when encoding flash data.
const BEEGO_FLASH_SEP = "#BEEGOFLASH#"
// FlashData is a tools to maintain data when using across request.
type FlashData struct {
Data map[string]string
}
// NewFlash return a new empty FlashData struct.
func NewFlash() *FlashData {
return &FlashData{
Data: make(map[string]string),
}
}
// Notice writes notice message to flash.
func (fd *FlashData) Notice(msg string, args ...interface{}) {
if len(args) == 0 {
fd.Data["notice"] = msg
@ -26,6 +30,7 @@ func (fd *FlashData) Notice(msg string, args ...interface{}) {
}
}
// Warning writes warning message to flash.
func (fd *FlashData) Warning(msg string, args ...interface{}) {
if len(args) == 0 {
fd.Data["warning"] = msg
@ -34,6 +39,7 @@ func (fd *FlashData) Warning(msg string, args ...interface{}) {
}
}
// Error writes error message to flash.
func (fd *FlashData) Error(msg string, args ...interface{}) {
if len(args) == 0 {
fd.Data["error"] = msg
@ -42,6 +48,8 @@ func (fd *FlashData) Error(msg string, args ...interface{}) {
}
}
// Store does the saving operation of flash data.
// the data are encoded and saved in cookie.
func (fd *FlashData) Store(c *Controller) {
c.Data["flash"] = fd.Data
var flashValue string
@ -51,6 +59,7 @@ func (fd *FlashData) Store(c *Controller) {
c.Ctx.SetCookie("BEEGO_FLASH", url.QueryEscape(flashValue), 0, "/")
}
// ReadFromRequest parsed flash data from encoded values in cookie.
func ReadFromRequest(c *Controller) *FlashData {
flash := &FlashData{
Data: make(map[string]string),