mirror of
https://github.com/superseriousbusiness/gotosocial.git
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a156188b3e
* update dependencies, bump Go version to 1.19 * bump test image Go version * update golangci-lint * update gotosocial-drone-build * sign * linting, go fmt * update swagger docs * update swagger docs * whitespace * update contributing.md * fuckin whoopsie doopsie * linterino, linteroni * fix followrequest test not starting processor * fix other api/client tests not starting processor * fix remaining tests where processor not started * bump go-runners version * don't check last-webfingered-at, processor may have updated this * update swagger command * update bun to latest version * fix embed to work the same as before with new bun Signed-off-by: kim <grufwub@gmail.com> Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
249 lines
8.7 KiB
Go
249 lines
8.7 KiB
Go
// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package gin
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import (
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"net/http"
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"path"
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"regexp"
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"strings"
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)
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var (
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// regEnLetter matches english letters for http method name
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regEnLetter = regexp.MustCompile("^[A-Z]+$")
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// anyMethods for RouterGroup Any method
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anyMethods = []string{
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http.MethodGet, http.MethodPost, http.MethodPut, http.MethodPatch,
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http.MethodHead, http.MethodOptions, http.MethodDelete, http.MethodConnect,
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http.MethodTrace,
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}
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)
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// IRouter defines all router handle interface includes single and group router.
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type IRouter interface {
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IRoutes
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Group(string, ...HandlerFunc) *RouterGroup
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}
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// IRoutes defines all router handle interface.
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type IRoutes interface {
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Use(...HandlerFunc) IRoutes
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Handle(string, string, ...HandlerFunc) IRoutes
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Any(string, ...HandlerFunc) IRoutes
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GET(string, ...HandlerFunc) IRoutes
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POST(string, ...HandlerFunc) IRoutes
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DELETE(string, ...HandlerFunc) IRoutes
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PATCH(string, ...HandlerFunc) IRoutes
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PUT(string, ...HandlerFunc) IRoutes
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OPTIONS(string, ...HandlerFunc) IRoutes
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HEAD(string, ...HandlerFunc) IRoutes
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StaticFile(string, string) IRoutes
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StaticFileFS(string, string, http.FileSystem) IRoutes
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Static(string, string) IRoutes
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StaticFS(string, http.FileSystem) IRoutes
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}
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// RouterGroup is used internally to configure router, a RouterGroup is associated with
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// a prefix and an array of handlers (middleware).
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type RouterGroup struct {
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Handlers HandlersChain
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basePath string
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engine *Engine
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root bool
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}
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var _ IRouter = &RouterGroup{}
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// Use adds middleware to the group, see example code in GitHub.
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func (group *RouterGroup) Use(middleware ...HandlerFunc) IRoutes {
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group.Handlers = append(group.Handlers, middleware...)
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return group.returnObj()
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}
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// Group creates a new router group. You should add all the routes that have common middlewares or the same path prefix.
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// For example, all the routes that use a common middleware for authorization could be grouped.
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func (group *RouterGroup) Group(relativePath string, handlers ...HandlerFunc) *RouterGroup {
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return &RouterGroup{
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Handlers: group.combineHandlers(handlers),
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basePath: group.calculateAbsolutePath(relativePath),
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engine: group.engine,
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}
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}
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// BasePath returns the base path of router group.
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// For example, if v := router.Group("/rest/n/v1/api"), v.BasePath() is "/rest/n/v1/api".
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func (group *RouterGroup) BasePath() string {
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return group.basePath
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}
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func (group *RouterGroup) handle(httpMethod, relativePath string, handlers HandlersChain) IRoutes {
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absolutePath := group.calculateAbsolutePath(relativePath)
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handlers = group.combineHandlers(handlers)
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group.engine.addRoute(httpMethod, absolutePath, handlers)
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return group.returnObj()
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}
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// Handle registers a new request handle and middleware with the given path and method.
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// The last handler should be the real handler, the other ones should be middleware that can and should be shared among different routes.
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// See the example code in GitHub.
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//
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// For GET, POST, PUT, PATCH and DELETE requests the respective shortcut
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// functions can be used.
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//
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// This function is intended for bulk loading and to allow the usage of less
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// frequently used, non-standardized or custom methods (e.g. for internal
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// communication with a proxy).
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func (group *RouterGroup) Handle(httpMethod, relativePath string, handlers ...HandlerFunc) IRoutes {
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if matched := regEnLetter.MatchString(httpMethod); !matched {
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panic("http method " + httpMethod + " is not valid")
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}
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return group.handle(httpMethod, relativePath, handlers)
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}
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// POST is a shortcut for router.Handle("POST", path, handle).
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func (group *RouterGroup) POST(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodPost, relativePath, handlers)
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}
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// GET is a shortcut for router.Handle("GET", path, handle).
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func (group *RouterGroup) GET(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodGet, relativePath, handlers)
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}
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// DELETE is a shortcut for router.Handle("DELETE", path, handle).
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func (group *RouterGroup) DELETE(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodDelete, relativePath, handlers)
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}
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// PATCH is a shortcut for router.Handle("PATCH", path, handle).
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func (group *RouterGroup) PATCH(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodPatch, relativePath, handlers)
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}
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// PUT is a shortcut for router.Handle("PUT", path, handle).
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func (group *RouterGroup) PUT(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodPut, relativePath, handlers)
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}
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// OPTIONS is a shortcut for router.Handle("OPTIONS", path, handle).
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func (group *RouterGroup) OPTIONS(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodOptions, relativePath, handlers)
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}
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// HEAD is a shortcut for router.Handle("HEAD", path, handle).
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func (group *RouterGroup) HEAD(relativePath string, handlers ...HandlerFunc) IRoutes {
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return group.handle(http.MethodHead, relativePath, handlers)
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}
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// Any registers a route that matches all the HTTP methods.
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// GET, POST, PUT, PATCH, HEAD, OPTIONS, DELETE, CONNECT, TRACE.
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func (group *RouterGroup) Any(relativePath string, handlers ...HandlerFunc) IRoutes {
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for _, method := range anyMethods {
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group.handle(method, relativePath, handlers)
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}
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return group.returnObj()
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}
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// StaticFile registers a single route in order to serve a single file of the local filesystem.
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// router.StaticFile("favicon.ico", "./resources/favicon.ico")
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func (group *RouterGroup) StaticFile(relativePath, filepath string) IRoutes {
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return group.staticFileHandler(relativePath, func(c *Context) {
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c.File(filepath)
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})
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}
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// StaticFileFS works just like `StaticFile` but a custom `http.FileSystem` can be used instead..
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// router.StaticFileFS("favicon.ico", "./resources/favicon.ico", Dir{".", false})
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// Gin by default user: gin.Dir()
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func (group *RouterGroup) StaticFileFS(relativePath, filepath string, fs http.FileSystem) IRoutes {
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return group.staticFileHandler(relativePath, func(c *Context) {
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c.FileFromFS(filepath, fs)
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})
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}
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func (group *RouterGroup) staticFileHandler(relativePath string, handler HandlerFunc) IRoutes {
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if strings.Contains(relativePath, ":") || strings.Contains(relativePath, "*") {
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panic("URL parameters can not be used when serving a static file")
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}
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group.GET(relativePath, handler)
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group.HEAD(relativePath, handler)
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return group.returnObj()
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}
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// Static serves files from the given file system root.
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// Internally a http.FileServer is used, therefore http.NotFound is used instead
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// of the Router's NotFound handler.
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// To use the operating system's file system implementation,
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// use :
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// router.Static("/static", "/var/www")
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func (group *RouterGroup) Static(relativePath, root string) IRoutes {
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return group.StaticFS(relativePath, Dir(root, false))
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}
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// StaticFS works just like `Static()` but a custom `http.FileSystem` can be used instead.
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// Gin by default user: gin.Dir()
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func (group *RouterGroup) StaticFS(relativePath string, fs http.FileSystem) IRoutes {
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if strings.Contains(relativePath, ":") || strings.Contains(relativePath, "*") {
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panic("URL parameters can not be used when serving a static folder")
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}
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handler := group.createStaticHandler(relativePath, fs)
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urlPattern := path.Join(relativePath, "/*filepath")
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// Register GET and HEAD handlers
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group.GET(urlPattern, handler)
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group.HEAD(urlPattern, handler)
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return group.returnObj()
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}
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func (group *RouterGroup) createStaticHandler(relativePath string, fs http.FileSystem) HandlerFunc {
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absolutePath := group.calculateAbsolutePath(relativePath)
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fileServer := http.StripPrefix(absolutePath, http.FileServer(fs))
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return func(c *Context) {
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if _, noListing := fs.(*onlyFilesFS); noListing {
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c.Writer.WriteHeader(http.StatusNotFound)
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}
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file := c.Param("filepath")
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// Check if file exists and/or if we have permission to access it
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f, err := fs.Open(file)
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if err != nil {
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c.Writer.WriteHeader(http.StatusNotFound)
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c.handlers = group.engine.noRoute
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// Reset index
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c.index = -1
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return
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}
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f.Close()
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fileServer.ServeHTTP(c.Writer, c.Request)
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}
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}
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func (group *RouterGroup) combineHandlers(handlers HandlersChain) HandlersChain {
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finalSize := len(group.Handlers) + len(handlers)
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assert1(finalSize < int(abortIndex), "too many handlers")
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mergedHandlers := make(HandlersChain, finalSize)
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copy(mergedHandlers, group.Handlers)
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copy(mergedHandlers[len(group.Handlers):], handlers)
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return mergedHandlers
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}
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func (group *RouterGroup) calculateAbsolutePath(relativePath string) string {
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return joinPaths(group.basePath, relativePath)
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}
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func (group *RouterGroup) returnObj() IRoutes {
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if group.root {
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return group.engine
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}
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return group
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}
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