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|
package factory
import (
"context"
"fmt"
"net/http"
"os"
"regexp"
"time"
"github.com/cli/cli/v2/api"
ghContext "github.com/cli/cli/v2/context"
"github.com/cli/cli/v2/git"
"github.com/cli/cli/v2/internal/browser"
"github.com/cli/cli/v2/internal/config"
"github.com/cli/cli/v2/internal/ghrepo"
"github.com/cli/cli/v2/internal/prompter"
"github.com/cli/cli/v2/pkg/cmd/extension"
"github.com/cli/cli/v2/pkg/cmdutil"
"github.com/cli/cli/v2/pkg/iostreams"
)
var ssoHeader string
var ssoURLRE = regexp.MustCompile(`\burl=([^;]+)`)
func New(appVersion string) *cmdutil.Factory {
f := &cmdutil.Factory{
AppVersion: appVersion,
Config: configFunc(), // No factory dependencies
ExecutableName: "gh",
}
f.IOStreams = ioStreams(f) // Depends on Config
f.HttpClient = httpClientFunc(f, appVersion) // Depends on Config, IOStreams, and appVersion
f.GitClient = newGitClient(f) // Depends on IOStreams, and Executable
f.Remotes = remotesFunc(f) // Depends on Config, and GitClient
f.BaseRepo = BaseRepoFunc(f) // Depends on Remotes
f.Prompter = newPrompter(f) // Depends on Config and IOStreams
f.Browser = newBrowser(f) // Depends on Config, and IOStreams
f.ExtensionManager = extensionManager(f) // Depends on Config, HttpClient, and IOStreams
f.Branch = branchFunc(f) // Depends on GitClient
return f
}
func BaseRepoFunc(f *cmdutil.Factory) func() (ghrepo.Interface, error) {
return func() (ghrepo.Interface, error) {
remotes, err := f.Remotes()
if err != nil {
return nil, err
}
return remotes[0], nil
}
}
func SmartBaseRepoFunc(f *cmdutil.Factory) func() (ghrepo.Interface, error) {
return func() (ghrepo.Interface, error) {
httpClient, err := f.HttpClient()
if err != nil {
return nil, err
}
apiClient := api.NewClientFromHTTP(httpClient)
remotes, err := f.Remotes()
if err != nil {
return nil, err
}
repoContext, err := ghContext.ResolveRemotesToRepos(remotes, apiClient, "")
if err != nil {
return nil, err
}
baseRepo, err := repoContext.BaseRepo(f.IOStreams)
if err != nil {
return nil, err
}
return baseRepo, nil
}
}
func remotesFunc(f *cmdutil.Factory) func() (ghContext.Remotes, error) {
rr := &remoteResolver{
readRemotes: func() (git.RemoteSet, error) {
return f.GitClient.Remotes(context.Background())
},
getConfig: f.Config,
}
return rr.Resolver()
}
func httpClientFunc(f *cmdutil.Factory, appVersion string) func() (*http.Client, error) {
return func() (*http.Client, error) {
io := f.IOStreams
cfg, err := f.Config()
if err != nil {
return nil, err
}
opts := api.HTTPClientOptions{
Config: cfg.Authentication(),
Log: io.ErrOut,
LogColorize: io.ColorEnabled(),
AppVersion: appVersion,
}
client, err := api.NewHTTPClient(opts)
if err != nil {
return nil, err
}
client.Transport = api.ExtractHeader("X-GitHub-SSO", &ssoHeader)(client.Transport)
return client, nil
}
}
func newGitClient(f *cmdutil.Factory) *git.Client {
io := f.IOStreams
ghPath := f.Executable()
client := &git.Client{
GhPath: ghPath,
Stderr: io.ErrOut,
Stdin: io.In,
Stdout: io.Out,
}
return client
}
func newBrowser(f *cmdutil.Factory) browser.Browser {
io := f.IOStreams
return browser.New("", io.Out, io.ErrOut)
}
func newPrompter(f *cmdutil.Factory) prompter.Prompter {
editor, _ := cmdutil.DetermineEditor(f.Config)
io := f.IOStreams
return prompter.New(editor, io.In, io.Out, io.ErrOut)
}
func configFunc() func() (config.Config, error) {
var cachedConfig config.Config
var configError error
return func() (config.Config, error) {
if cachedConfig != nil || configError != nil {
return cachedConfig, configError
}
cachedConfig, configError = config.NewConfig()
return cachedConfig, configError
}
}
func branchFunc(f *cmdutil.Factory) func() (string, error) {
return func() (string, error) {
currentBranch, err := f.GitClient.CurrentBranch(context.Background())
if err != nil {
return "", fmt.Errorf("could not determine current branch: %w", err)
}
return currentBranch, nil
}
}
func extensionManager(f *cmdutil.Factory) *extension.Manager {
em := extension.NewManager(f.IOStreams, f.GitClient)
cfg, err := f.Config()
if err != nil {
return em
}
em.SetConfig(cfg)
client, err := f.HttpClient()
if err != nil {
return em
}
em.SetClient(api.NewCachedHTTPClient(client, time.Second*30))
return em
}
func ioStreams(f *cmdutil.Factory) *iostreams.IOStreams {
io := iostreams.System()
cfg, err := f.Config()
if err != nil {
return io
}
if _, ghPromptDisabled := os.LookupEnv("GH_PROMPT_DISABLED"); ghPromptDisabled {
io.SetNeverPrompt(true)
} else if prompt := cfg.Prompt(""); prompt == "disabled" {
io.SetNeverPrompt(true)
}
// Pager precedence
// 1. GH_PAGER
// 2. pager from config
// 3. PAGER
if ghPager, ghPagerExists := os.LookupEnv("GH_PAGER"); ghPagerExists {
io.SetPager(ghPager)
} else if pager := cfg.Pager(""); pager != "" {
io.SetPager(pager)
}
return io
}
// SSOURL returns the URL of a SAML SSO challenge received by the server for clients that use ExtractHeader
// to extract the value of the "X-GitHub-SSO" response header.
func SSOURL() string {
if ssoHeader == "" {
return ""
}
m := ssoURLRE.FindStringSubmatch(ssoHeader)
if m == nil {
return ""
}
return m[1]
}
|
