abunchtell/gopkg
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Screenscrap package name from godoc.org

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This commit is contained in:
GeertJohan 2014-04-06 19:25:50 +02:00
parent d0adad6501
commit c5b57c5f48
1 changed files with 16 additions and 19 deletions
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33
page.go
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@ -3,11 +3,12 @@ package main
import (
"fmt"
"html/template"
"io/ioutil"
"log"
"net/http"
"os"
"regexp"
"sort"
"strings"
)
const packageTemplateString = `<!DOCTYPE html>
@ -129,7 +130,7 @@ const packageTemplateString = `<!DOCTYPE html>
<div>
<p>To import this package, add the following line to your code:</p>
<pre>import "{{.Repo.GopkgPath}}"</pre>
{{if .CleanName}}<p>Refer to it as <i>{{.CleanName}}</i>.{{end}}
{{if .PackageName}}<p>Refer to it as <i>{{.PackageName}}</i>.{{end}}
</div>
<div>
<p>For more details, see the API documentation.</p>
@ -196,9 +197,11 @@ type packageData struct {
Repo *Repo
LatestVersions VersionList // Contains only the latest version for each major
FullVersion Version // Version that the major requested resolves to
CleanName string
PackageName string // Actual package identifier as specified in http://golang.org/ref/spec#PackageClause
}
var regexpPackageName = regexp.MustCompile(`\<h2 id="pkg-overview"\>package ([\p{L}_][\pL\p{Nd}_]*)\</h2\>`)
func renderPackagePage(resp http.ResponseWriter, req *http.Request, repo *Repo) {
data := &packageData{
Repo: repo,
@ -217,25 +220,19 @@ func renderPackagePage(resp http.ResponseWriter, req *http.Request, repo *Repo)
}
sort.Sort(sort.Reverse(data.LatestVersions))
data.CleanName = repo.Name
if strings.HasPrefix(data.CleanName, "go-") || strings.HasPrefix(data.CleanName, "go.") {
data.CleanName = data.CleanName[3:]
godocResp, err := http.Get("http://godoc.org/" + repo.GopkgPath())
if err == nil {
godocRespBytes, err := ioutil.ReadAll(godocResp.Body)
godocResp.Body.Close()
if err == nil {
matches := regexpPackageName.FindSubmatch(godocRespBytes)
if len(matches) == 2 {
data.PackageName = string(matches[1])
}
if strings.HasSuffix(data.CleanName, "-go") {
data.CleanName = data.CleanName[:len(data.CleanName)-3]
}
for i, c := range data.CleanName {
if c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' {
continue
}
if i > 0 && (c == '_' || c >= '0' && c <= '9') {
continue
}
data.CleanName = ""
break
}
err := packageTemplate.Execute(resp, data)
err = packageTemplate.Execute(resp, data)
if err != nil {
log.Printf("error executing tmplPackage: %s\n", err)
}