mirror of https://github.com/astaxie/beego.git
120 lines
3.4 KiB
Go
120 lines
3.4 KiB
Go
// Copyright 2014 beego Author. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package beego
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import (
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"net/http"
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"os"
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"path"
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"strconv"
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"strings"
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"github.com/astaxie/beego/context"
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"github.com/astaxie/beego/utils"
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)
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func serverStaticRouter(ctx *context.Context) {
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if ctx.Input.Method() != "GET" && ctx.Input.Method() != "HEAD" {
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return
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}
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requestPath := path.Clean(ctx.Input.Request.URL.Path)
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i := 0
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for prefix, staticDir := range StaticDir {
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if len(prefix) == 0 {
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continue
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}
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if requestPath == "/favicon.ico" || requestPath == "/robots.txt" {
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file := path.Join(staticDir, requestPath)
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if utils.FileExists(file) {
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http.ServeFile(ctx.ResponseWriter, ctx.Request, file)
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return
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}
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i++
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if i == len(StaticDir) {
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http.NotFound(ctx.ResponseWriter, ctx.Request)
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return
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}
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continue
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}
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if strings.HasPrefix(requestPath, prefix) {
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if len(requestPath) > len(prefix) && requestPath[len(prefix)] != '/' {
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continue
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}
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file := path.Join(staticDir, requestPath[len(prefix):])
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finfo, err := os.Stat(file)
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if err != nil {
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if RunMode == "dev" {
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Warn("Can't find the file:", file, err)
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}
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http.NotFound(ctx.ResponseWriter, ctx.Request)
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return
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}
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//if the request is dir and DirectoryIndex is false then
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if finfo.IsDir() {
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if !DirectoryIndex {
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exception("403", ctx)
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return
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} else if ctx.Input.Request.URL.Path[len(ctx.Input.Request.URL.Path)-1] != '/' {
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http.Redirect(ctx.ResponseWriter, ctx.Request, ctx.Input.Request.URL.Path+"/", 302)
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return
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}
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} else if strings.HasSuffix(requestPath, "/index.html") {
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file := path.Join(staticDir, requestPath)
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if utils.FileExists(file) {
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http.ServeFile(ctx.ResponseWriter, ctx.Request, file)
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return
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}
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}
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//This block obtained from (https://github.com/smithfox/beego) - it should probably get merged into astaxie/beego after a pull request
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isStaticFileToCompress := false
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if StaticExtensionsToGzip != nil && len(StaticExtensionsToGzip) > 0 {
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for _, statExtension := range StaticExtensionsToGzip {
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if strings.HasSuffix(strings.ToLower(file), strings.ToLower(statExtension)) {
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isStaticFileToCompress = true
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break
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}
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}
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}
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if isStaticFileToCompress {
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var contentEncoding string
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if EnableGzip {
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contentEncoding = getAcceptEncodingZip(ctx.Request)
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}
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memzipfile, err := openMemZipFile(file, contentEncoding)
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if err != nil {
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return
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}
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if contentEncoding == "gzip" {
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ctx.Output.Header("Content-Encoding", "gzip")
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} else if contentEncoding == "deflate" {
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ctx.Output.Header("Content-Encoding", "deflate")
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} else {
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ctx.Output.Header("Content-Length", strconv.FormatInt(finfo.Size(), 10))
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}
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http.ServeContent(ctx.ResponseWriter, ctx.Request, file, finfo.ModTime(), memzipfile)
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} else {
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http.ServeFile(ctx.ResponseWriter, ctx.Request, file)
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}
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return
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}
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}
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}
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