135 lines
2.8 KiB
Go
135 lines
2.8 KiB
Go
package view
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import (
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"fmt"
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"net/http"
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"net/url"
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"sort"
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"strings"
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"github.com/cli/cli/internal/ghinstance"
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"github.com/cli/cli/pkg/cmd/gist/shared"
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"github.com/cli/cli/pkg/cmdutil"
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"github.com/cli/cli/pkg/iostreams"
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"github.com/cli/cli/utils"
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"github.com/spf13/cobra"
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)
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type ViewOptions struct {
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IO *iostreams.IOStreams
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HttpClient func() (*http.Client, error)
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Selector string
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Filename string
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Raw bool
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Web bool
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}
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func NewCmdView(f *cmdutil.Factory, runF func(*ViewOptions) error) *cobra.Command {
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opts := &ViewOptions{
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IO: f.IOStreams,
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HttpClient: f.HttpClient,
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}
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cmd := &cobra.Command{
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Use: "view {<gist id> | <gist url>}",
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Short: "View a gist",
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Args: cobra.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.Selector = args[0]
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if !opts.IO.IsStdoutTTY() {
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opts.Raw = true
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}
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if runF != nil {
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return runF(opts)
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}
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return viewRun(opts)
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},
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}
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cmd.Flags().BoolVarP(&opts.Raw, "raw", "r", false, "do not try and render markdown")
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cmd.Flags().BoolVarP(&opts.Web, "web", "w", false, "open gist in browser")
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cmd.Flags().StringVarP(&opts.Filename, "filename", "f", "", "display a single file of the gist")
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return cmd
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}
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func viewRun(opts *ViewOptions) error {
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gistID := opts.Selector
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if opts.Web {
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gistURL := gistID
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if !strings.Contains(gistURL, "/") {
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hostname := ghinstance.OverridableDefault()
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gistURL = ghinstance.GistPrefix(hostname) + gistID
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}
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if opts.IO.IsStderrTTY() {
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fmt.Fprintf(opts.IO.ErrOut, "Opening %s in your browser.\n", utils.DisplayURL(gistURL))
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}
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return utils.OpenInBrowser(gistURL)
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}
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u, err := url.Parse(opts.Selector)
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if err == nil {
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if strings.HasPrefix(u.Path, "/") {
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gistID = u.Path[1:]
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}
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}
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client, err := opts.HttpClient()
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if err != nil {
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return err
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}
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gist, err := shared.GetGist(client, ghinstance.OverridableDefault(), gistID)
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if err != nil {
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return err
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}
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cs := opts.IO.ColorScheme()
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if gist.Description != "" {
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fmt.Fprintf(opts.IO.Out, "%s\n", cs.Bold(gist.Description))
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}
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if opts.Filename != "" {
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gistFile, ok := gist.Files[opts.Filename]
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if !ok {
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return fmt.Errorf("gist has no such file %q", opts.Filename)
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}
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gist.Files = map[string]*shared.GistFile{
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opts.Filename: gistFile,
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}
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}
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showFilenames := len(gist.Files) > 1
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outs := []string{} // to ensure consistent ordering
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for filename, gistFile := range gist.Files {
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out := ""
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if showFilenames {
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out += fmt.Sprintf("%s\n\n", cs.Gray(filename))
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}
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content := gistFile.Content
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if strings.Contains(gistFile.Type, "markdown") && !opts.Raw {
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rendered, err := utils.RenderMarkdown(gistFile.Content)
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if err == nil {
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content = rendered
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}
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}
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out += fmt.Sprintf("%s\n\n", content)
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outs = append(outs, out)
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}
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sort.Strings(outs)
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for _, out := range outs {
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fmt.Fprint(opts.IO.Out, out)
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}
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return nil
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}
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