func put(pdoc *doc.Package, nextCrawl time.Time) error {
if pdoc.Status == gosrc.NoRecentCommits &&
isActivePkg(pdoc.ImportPath, gosrc.NoRecentCommits) {
pdoc.Status = gosrc.Active
}
if err := db.Put(pdoc, nextCrawl, false); err != nil {
return fmt.Errorf("ERROR db.Put(%q): %v", pdoc.ImportPath, err)
}
return nil
}
// crawlDoc fetches the package documentation from the VCS and updates the database.
func crawlDoc(source string, importPath string, pdoc *doc.Package, hasSubdirs bool, nextCrawl time.Time) (*doc.Package, error) {
message := []interface{}{source}
defer func() {
message = append(message, importPath)
log.Println(message...)
}()
if !nextCrawl.IsZero() {
d := time.Since(nextCrawl) / time.Hour
if d > 0 {
message = append(message, "late:", int64(d))
}
}
etag := ""
if pdoc != nil {
etag = pdoc.Etag
message = append(message, "etag:", etag)
}
start := time.Now()
var err error
if strings.HasPrefix(importPath, "code.google.com/p/go.") {
// Old import path for Go sub-repository.
pdoc = nil
err = gosrc.NotFoundError{Message: "old Go sub-repo", Redirect: "golang.org/x/" + importPath[len("code.google.com/p/go."):]}
} else if blocked, e := db.IsBlocked(importPath); blocked && e == nil {
pdoc = nil
err = gosrc.NotFoundError{Message: "blocked."}
} else if testdataPat.MatchString(importPath) {
pdoc = nil
err = gosrc.NotFoundError{Message: "testdata."}
} else {
var pdocNew *doc.Package
pdocNew, err = doc.Get(httpClient, importPath, etag)
message = append(message, "fetch:", int64(time.Since(start)/time.Millisecond))
if err == nil && pdocNew.Name == "" && !hasSubdirs {
for _, e := range pdocNew.Errors {
message = append(message, "err:", e)
}
pdoc = nil
err = gosrc.NotFoundError{Message: "no Go files or subdirs"}
} else if _, ok := err.(gosrc.NotModifiedError); !ok {
pdoc = pdocNew
}
}
nextCrawl = start.Add(*maxAge)
switch {
case strings.HasPrefix(importPath, "github.com/") || (pdoc != nil && len(pdoc.Errors) > 0):
nextCrawl = start.Add(*maxAge * 7)
case strings.HasPrefix(importPath, "gist.github.com/"):
// Don't spend time on gists. It's silly thing to do.
nextCrawl = start.Add(*maxAge * 30)
}
if err == nil {
message = append(message, "put:", pdoc.Etag)
if err := put(pdoc, nextCrawl); err != nil {
log.Println(err)
}
return pdoc, nil
} else if e, ok := err.(gosrc.NotModifiedError); ok {
if pdoc.Status == gosrc.Active && !isActivePkg(importPath, e.Status) {
if e.Status == gosrc.NoRecentCommits {
e.Status = gosrc.Inactive
}
message = append(message, "archive", e)
pdoc.Status = e.Status
if err := db.Put(pdoc, nextCrawl, false); err != nil {
log.Printf("ERROR db.Put(%q): %v", importPath, err)
}
} else {
// Touch the package without updating and move on to next one.
message = append(message, "touch")
if err := db.SetNextCrawl(importPath, nextCrawl); err != nil {
log.Printf("ERROR db.SetNextCrawl(%q): %v", importPath, err)
}
}
return pdoc, nil
} else if e, ok := err.(gosrc.NotFoundError); ok {
message = append(message, "notfound:", e)
if err := db.Delete(importPath); err != nil {
log.Printf("ERROR db.Delete(%q): %v", importPath, err)
}
return nil, e
} else {
message = append(message, "ERROR:", err)
return nil, err
}
}