PLT-92 Adding server side versioning to the binary

model/version.go

@@ -0,0 +1,78 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+const (
+	VERSION_MAJOR = 0
+	VERSION_MINOR = 7
+	VERSION_PATCH = 0
+	BUILD_NUMBER  = "_BUILD_NUMBER_"
+	BUILD_DATE    = "_BUILD_DATE_"
+)
+
+func GetFullVersion() string {
+	return fmt.Sprintf("%v.%v.%v", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH)
+}
+
+func SplitVersion(version string) (int64, int64, int64) {
+	parts := strings.Split(version, ".")
+
+	major := int64(0)
+	minor := int64(0)
+	patch := int64(0)
+
+	if len(parts) > 0 {
+		major, _ = strconv.ParseInt(parts[0], 10, 64)
+	}
+
+	if len(parts) > 1 {
+		minor, _ = strconv.ParseInt(parts[1], 10, 64)
+	}
+
+	if len(parts) > 2 {
+		patch, _ = strconv.ParseInt(parts[2], 10, 64)
+	}
+
+	return major, minor, patch
+}
+
+func GetPreviousVersion(version string) (int64, int64) {
+	major, minor, _ := SplitVersion(version)
+
+	if minor == 0 {
+		major = major - 1
+		minor = 9
+	} else {
+		minor = minor - 1
+	}
+
+	return major, minor
+}
+
+func IsCurrentVersion(versionToCheck string) bool {
+	toCheckMajor, toCheckMinor, _ := SplitVersion(versionToCheck)
+
+	if toCheckMajor == VERSION_MAJOR && toCheckMinor == VERSION_MINOR {
+		return true
+	} else {
+		return false
+	}
+}
+
+func IsLastVersion(versionToCheck string) bool {
+	toCheckMajor, toCheckMinor, _ := SplitVersion(versionToCheck)
+	prevMajor, prevMinor := GetPreviousVersion(GetFullVersion())
+
+	if toCheckMajor == prevMajor && toCheckMinor == prevMinor {
+		return true
+	} else {
+		return false
+	}
+}