| // Copyright 2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // The /doc/codewalk/ tree is synthesized from codewalk descriptions, |
| // files named $GOROOT/doc/codewalk/*.xml. |
| // For an example and a description of the format, see |
| // http://golang.org/doc/codewalk/codewalk or run godoc -http=:6060 |
| // and see http://localhost:6060/doc/codewalk/codewalk . |
| // That page is itself a codewalk; the source code for it is |
| // $GOROOT/doc/codewalk/codewalk.xml. |
| |
| package main |
| |
| import ( |
| "log" |
| "net/http" |
| "text/template" |
| |
| "golang.org/x/tools/godoc" |
| "golang.org/x/tools/godoc/redirect" |
| "golang.org/x/tools/godoc/vfs" |
| ) |
| |
| var ( |
| pres *godoc.Presentation |
| fs = vfs.NameSpace{} |
| ) |
| |
| func registerHandlers(pres *godoc.Presentation) { |
| if pres == nil { |
| panic("nil Presentation") |
| } |
| http.HandleFunc("/doc/codewalk/", codewalk) |
| http.Handle("/doc/play/", pres.FileServer()) |
| http.Handle("/robots.txt", pres.FileServer()) |
| http.Handle("/", pres) |
| http.Handle("/pkg/C/", redirect.Handler("/cmd/cgo/")) |
| redirect.Register(nil) |
| } |
| |
| func readTemplate(name string) *template.Template { |
| if pres == nil { |
| panic("no global Presentation set yet") |
| } |
| path := "lib/godoc/" + name |
| |
| // use underlying file system fs to read the template file |
| // (cannot use template ParseFile functions directly) |
| data, err := vfs.ReadFile(fs, path) |
| if err != nil { |
| log.Fatal("readTemplate: ", err) |
| } |
| // be explicit with errors (for app engine use) |
| t, err := template.New(name).Funcs(pres.FuncMap()).Parse(string(data)) |
| if err != nil { |
| log.Fatal("readTemplate: ", err) |
| } |
| return t |
| } |
| |
| func readTemplates(p *godoc.Presentation, html bool) { |
| p.PackageText = readTemplate("package.txt") |
| p.SearchText = readTemplate("search.txt") |
| |
| if html || p.HTMLMode { |
| codewalkHTML = readTemplate("codewalk.html") |
| codewalkdirHTML = readTemplate("codewalkdir.html") |
| p.CallGraphHTML = readTemplate("callgraph.html") |
| p.DirlistHTML = readTemplate("dirlist.html") |
| p.ErrorHTML = readTemplate("error.html") |
| p.ExampleHTML = readTemplate("example.html") |
| p.GodocHTML = readTemplate("godoc.html") |
| p.ImplementsHTML = readTemplate("implements.html") |
| p.MethodSetHTML = readTemplate("methodset.html") |
| p.PackageHTML = readTemplate("package.html") |
| p.SearchHTML = readTemplate("search.html") |
| p.SearchDocHTML = readTemplate("searchdoc.html") |
| p.SearchCodeHTML = readTemplate("searchcode.html") |
| p.SearchTxtHTML = readTemplate("searchtxt.html") |
| p.SearchDescXML = readTemplate("opensearch.xml") |
| } |
| } |