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plugins.go
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plugins.go
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package plugin
import (
"fmt"
"github.com/cloudfoundry/cli/cf/command_registry"
"github.com/cloudfoundry/cli/cf/configuration/plugin_config"
. "github.com/cloudfoundry/cli/cf/i18n"
"github.com/cloudfoundry/cli/cf/requirements"
"github.com/cloudfoundry/cli/cf/terminal"
"github.com/cloudfoundry/cli/flags"
"github.com/cloudfoundry/cli/utils"
)
type Plugins struct {
ui terminal.UI
config plugin_config.PluginConfiguration
}
func init() {
command_registry.Register(&Plugins{})
}
func (cmd *Plugins) MetaData() command_registry.CommandMetadata {
fs := make(map[string]flags.FlagSet)
fs["checksum"] = &flags.BoolFlag{Name: "checksum", Usage: T("Compute and show the sha1 value of the plugin binary file")}
return command_registry.CommandMetadata{
Name: "plugins",
Description: T("List all available plugin commands"),
Usage: T("CF_NAME plugins"),
Flags: fs,
}
}
func (cmd *Plugins) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) (reqs []requirements.Requirement, err error) {
if len(fc.Args()) != 0 {
cmd.ui.Failed(T("Incorrect Usage. No argument required\n\n") + command_registry.Commands.CommandUsage("plugins"))
}
return
}
func (cmd *Plugins) SetDependency(deps command_registry.Dependency, pluginCall bool) command_registry.Command {
cmd.ui = deps.Ui
cmd.config = deps.PluginConfig
return cmd
}
func (cmd *Plugins) Execute(c flags.FlagContext) {
var version string
cmd.ui.Say(T("Listing Installed Plugins..."))
plugins := cmd.config.Plugins()
var table terminal.Table
if c.Bool("checksum") {
cmd.ui.Say(T("Computing sha1 for installed plugins, this may take a while ..."))
table = terminal.NewTable(cmd.ui, []string{T("Plugin Name"), T("Version"), T("Command Name"), "sha1", T("Command Help")})
} else {
table = terminal.NewTable(cmd.ui, []string{T("Plugin Name"), T("Version"), T("Command Name"), T("Command Help")})
}
for pluginName, metadata := range plugins {
if metadata.Version.Major == 0 && metadata.Version.Minor == 0 && metadata.Version.Build == 0 {
version = "N/A"
} else {
version = fmt.Sprintf("%d.%d.%d", metadata.Version.Major, metadata.Version.Minor, metadata.Version.Build)
}
for _, command := range metadata.Commands {
args := []string{pluginName, version}
if command.Alias != "" {
args = append(args, command.Name+", "+command.Alias)
} else {
args = append(args, command.Name)
}
if c.Bool("checksum") {
checksum := utils.NewSha1Checksum(metadata.Location)
sha1, err := checksum.ComputeFileSha1()
if err != nil {
args = append(args, "n/a")
} else {
args = append(args, fmt.Sprintf("%x", sha1))
}
}
args = append(args, command.HelpText)
table.Add(args...)
}
}
cmd.ui.Ok()
cmd.ui.Say("")
table.Print()
}