github.com/jasonkeene/cli@v6.14.1-0.20160816203908-ca5715166dfb+incompatible/cf/commands/environmentvariablegroup/running_environment_variable_group.go (about)

     1  package environmentvariablegroup
     2  
     3  import (
     4  	"github.com/cloudfoundry/cli/cf/api/environmentvariablegroups"
     5  	"github.com/cloudfoundry/cli/cf/commandregistry"
     6  	"github.com/cloudfoundry/cli/cf/configuration/coreconfig"
     7  	"github.com/cloudfoundry/cli/cf/flags"
     8  	. "github.com/cloudfoundry/cli/cf/i18n"
     9  	"github.com/cloudfoundry/cli/cf/requirements"
    10  	"github.com/cloudfoundry/cli/cf/terminal"
    11  )
    12  
    13  type RunningEnvironmentVariableGroup struct {
    14  	ui                           terminal.UI
    15  	config                       coreconfig.ReadWriter
    16  	environmentVariableGroupRepo environmentvariablegroups.Repository
    17  }
    18  
    19  func init() {
    20  	commandregistry.Register(&RunningEnvironmentVariableGroup{})
    21  }
    22  
    23  func (cmd *RunningEnvironmentVariableGroup) MetaData() commandregistry.CommandMetadata {
    24  	return commandregistry.CommandMetadata{
    25  		Name:        "running-environment-variable-group",
    26  		Description: T("Retrieve the contents of the running environment variable group"),
    27  		ShortName:   "revg",
    28  		Usage: []string{
    29  			T("CF_NAME running-environment-variable-group"),
    30  		},
    31  	}
    32  }
    33  
    34  func (cmd *RunningEnvironmentVariableGroup) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) ([]requirements.Requirement, error) {
    35  	usageReq := requirements.NewUsageRequirement(commandregistry.CLICommandUsagePresenter(cmd),
    36  		T("No argument required"),
    37  		func() bool {
    38  			return len(fc.Args()) != 0
    39  		},
    40  	)
    41  
    42  	reqs := []requirements.Requirement{
    43  		usageReq,
    44  		requirementsFactory.NewLoginRequirement(),
    45  	}
    46  	return reqs, nil
    47  }
    48  
    49  func (cmd *RunningEnvironmentVariableGroup) SetDependency(deps commandregistry.Dependency, pluginCall bool) commandregistry.Command {
    50  	cmd.ui = deps.UI
    51  	cmd.config = deps.Config
    52  	cmd.environmentVariableGroupRepo = deps.RepoLocator.GetEnvironmentVariableGroupsRepository()
    53  	return cmd
    54  }
    55  
    56  func (cmd *RunningEnvironmentVariableGroup) Execute(c flags.FlagContext) error {
    57  	cmd.ui.Say(T("Retrieving the contents of the running environment variable group as {{.Username}}...", map[string]interface{}{
    58  		"Username": terminal.EntityNameColor(cmd.config.Username())}))
    59  
    60  	runningEnvVars, err := cmd.environmentVariableGroupRepo.ListRunning()
    61  	if err != nil {
    62  		return err
    63  	}
    64  
    65  	cmd.ui.Ok()
    66  
    67  	table := cmd.ui.Table([]string{T("Variable Name"), T("Assigned Value")})
    68  	for _, envVar := range runningEnvVars {
    69  		table.Add(envVar.Name, envVar.Value)
    70  	}
    71  	err = table.Print()
    72  	if err != nil {
    73  		return err
    74  	}
    75  	return nil
    76  }