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absolute link checking

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This commit is contained in:
Daniel Smith 2015-07-16 14:44:51 -07:00
parent f3b752d831
commit 4d1bf3a0ca
1 changed files with 29 additions and 9 deletions
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38
cmd/mungedocs/links.go
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@ -63,8 +63,8 @@ func checkLinks(filePath string, fileBytes []byte) ([]byte, error) {
return in
}
if u.Host != "" {
// We only care about relative links.
if u.Host != "" && u.Host != "github.com" {
// We only care about relative links and links within github.
return in
}
@ -78,6 +78,14 @@ func checkLinks(filePath string, fileBytes []byte) ([]byte, error) {
)
}
u.Path = newPath
if strings.HasPrefix(u.Path, "/") {
u.Host = "github.com"
u.Scheme = "https"
} else {
// Remove host and scheme from relative paths
u.Host = ""
u.Scheme = ""
}
// Make the visible text show the absolute path if it's
// not nested in or beneath the current directory.
if strings.HasPrefix(u.Path, "..") {
@ -95,7 +103,7 @@ func checkLinks(filePath string, fileBytes []byte) ([]byte, error) {
}
// If the current visible text is trying to be a file name, use
// the correct file name.
if (strings.Contains(visibleText, ".md") || strings.Contains(visibleText, "/")) && !strings.ContainsAny(visibleText, ` '"`+"`") {
if strings.HasSuffix(visibleText, ".md") && !strings.ContainsAny(visibleText, ` '"`+"`") {
visibleText = suggestedVisibleText
}
@ -129,13 +137,25 @@ func cleanPath(dirPath, linkPath string) string {
func checkPath(filePath, linkPath string) (newPath string, ok bool) {
dir := path.Dir(filePath)
if strings.HasPrefix(linkPath, "/") {
if !strings.HasPrefix(linkPath, "/GoogleCloudPlatform") {
// Any absolute paths that aren't relative to github.com are wrong.
// Try to fix.
linkPath = linkPath[1:]
absFilePrefixes := []string{
"/GoogleCloudPlatform/kubernetes/blob/master/",
"/GoogleCloudPlatform/kubernetes/tree/master/",
}
for _, prefix := range absFilePrefixes {
if strings.HasPrefix(linkPath, prefix) {
linkPath = strings.TrimPrefix(linkPath, prefix)
// Now linkPath is relative to the root of the repo. The below
// loop that adds ../ at the beginning of the path should find
// the right path.
break
}
}
if strings.HasPrefix(linkPath, "/") {
// These links might go to e.g. the github issues page, or a
// file at a particular revision, or another github project
// entirely.
return linkPath, true
}
linkPath = cleanPath(dir, linkPath)
// Fast exit if the link is already correct.
@ -174,7 +194,7 @@ func checkPath(filePath, linkPath string) (newPath string, ok bool) {
if info.IsDir() {
return newPath + "/", true
}
return newPath, true
return cleanPath(dir, newPath), true
}
newPath = path.Join("..", newPath)
}