Rename mc --> cmd

cmd/version-main.go

@@ -0,0 +1,98 @@
+/*
+ * Minio Client (C) 2014, 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/fatih/color"
+	"github.com/minio/cli"
+	"github.com/minio/mc/pkg/console"
+	"github.com/minio/minio/pkg/probe"
+)
+
+var (
+	versionFlags = []cli.Flag{
+		cli.BoolFlag{
+			Name:  "help, h",
+			Usage: "Help for version.",
+		},
+	}
+)
+
+// Print version.
+var versionCmd = cli.Command{
+	Name:   "version",
+	Usage:  "Print version.",
+	Action: mainVersion,
+	Flags:  append(versionFlags, globalFlags...),
+	CustomHelpTemplate: `NAME:
+   mc {{.Name}} - {{.Usage}}
+
+USAGE:
+   mc {{.Name}} [FLAGS]
+
+FLAGS:
+  {{range .Flags}}{{.}}
+  {{end}}
+`,
+}
+
+// Structured message depending on the type of console.
+type versionMessage struct {
+	Status  string `json:"status"`
+	Version struct {
+		Value  string `json:"value"`
+		Format string `json:"format"`
+	} `json:"version"`
+	ReleaseTag string `json:"releaseTag"`
+	CommitID   string `json:"commitID"`
+}
+
+// Colorized message for console printing.
+func (v versionMessage) String() string {
+	return console.Colorize("Version", fmt.Sprintf("Version: %s\n", v.Version.Value)) +
+		console.Colorize("ReleaseTag", fmt.Sprintf("Release-tag: %s\n", v.ReleaseTag)) +
+		console.Colorize("CommitID", fmt.Sprintf("Commit-id: %s", v.CommitID))
+}
+
+// JSON'ified message for scripting.
+func (v versionMessage) JSON() string {
+	v.Status = "success"
+	msgBytes, e := json.Marshal(v)
+	fatalIf(probe.NewError(e), "Unable to marshal into JSON.")
+	return string(msgBytes)
+}
+
+func mainVersion(ctx *cli.Context) {
+	// Set global flags from context.
+	setGlobalsFromContext(ctx)
+
+	// Additional command speific theme customization.
+	console.SetColor("Version", color.New(color.FgGreen, color.Bold))
+	console.SetColor("ReleaseTag", color.New(color.FgGreen))
+	console.SetColor("CommitID", color.New(color.FgGreen))
+
+	verMsg := versionMessage{}
+	verMsg.CommitID = MCCommitID
+	verMsg.ReleaseTag = MCReleaseTag
+	verMsg.Version.Value = MCVersion
+	verMsg.Version.Format = "RFC3339"
+
+	printMsg(verMsg)
+}