|
- // Copyright 2014 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 or at
- // https://developers.google.com/open-source/licenses/bsd.
-
- package gosrc
-
- import (
- "errors"
- "net/http"
- "regexp"
- "strings"
- )
-
- var (
- golangBuildVersionRe = regexp.MustCompile(`Build version ([-+:. 0-9A-Za-z]+)`)
- golangFileRe = regexp.MustCompile(`<a href="([^"]+)"`)
- )
-
- func getStandardDir(client *http.Client, importPath string, savedEtag string) (*Directory, error) {
- c := &httpClient{client: client}
-
- browseURL := "https://golang.org/src/" + importPath + "/"
- p, err := c.getBytes(browseURL)
- if err != nil {
- return nil, err
- }
-
- var etag string
- m := golangBuildVersionRe.FindSubmatch(p)
- if m == nil {
- return nil, errors.New("Could not find revision for " + importPath)
- }
- etag = strings.Trim(string(m[1]), ". ")
- if etag == savedEtag {
- return nil, NotModifiedError{}
- }
-
- var files []*File
- var dataURLs []string
- for _, m := range golangFileRe.FindAllSubmatch(p, -1) {
- fname := string(m[1])
- if isDocFile(fname) {
- files = append(files, &File{Name: fname, BrowseURL: browseURL + fname})
- dataURLs = append(dataURLs, browseURL+fname+"?m=text")
- }
- }
-
- if err := c.getFiles(dataURLs, files); err != nil {
- return nil, err
- }
-
- return &Directory{
- BrowseURL: browseURL,
- Etag: etag,
- Files: files,
- ImportPath: importPath,
- LineFmt: "%s#L%d",
- ProjectName: "Go",
- ProjectRoot: "",
- ProjectURL: "https://golang.org/",
- ResolvedPath: importPath,
- }, nil
- }
|