refactored flag/env loading

core/env/product.go

@@ -0,0 +1,65 @@
+// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
+//
+// This software (Documize Community Edition) is licensed under
+// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
+//
+// You can operate outside the AGPL restrictions by purchasing
+// Documize Enterprise Edition and obtaining a commercial license
+// by contacting <sales@documize.com>.
+//
+// https://documize.com
+
+package env
+
+import (
+	"fmt"
+	"time"
+)
+
+// ProdInfo describes a product
+type ProdInfo struct {
+	Edition string
+	Title   string
+	Version string
+	Major   string
+	Minor   string
+	Patch   string
+	License License
+}
+
+// License holds details of product license.
+type License struct {
+	Name    string    `json:"name"`
+	Email   string    `json:"email"`
+	Edition string    `json:"edition"`
+	Start   time.Time `json:"start"`
+	End     time.Time `json:"end"`
+	Seats   int       `json:"seats"`
+	Trial   bool      `json:"trial"`
+	Valid   bool
+}
+
+// IsEmpty determines if we have a license.
+func (l *License) IsEmpty() bool {
+	return l.Seats == 0 && len(l.Name) == 0 && len(l.Email) == 0 && l.Start.Year() == 1 && l.End.Year() == 1
+}
+
+// Status returns formatted message stating if license is empty/populated and invalid/valid.
+func (l *License) Status() string {
+	lp := "populated"
+	if l.IsEmpty() {
+		lp = "empty"
+	}
+	lv := "invalid"
+	if l.Valid {
+		lv = "valid"
+	}
+
+	return fmt.Sprintf("License is %s and %s", lp, lv)
+}
+
+// LicenseData holds encrypted data and is unpacked into License.
+type LicenseData struct {
+	Key       string `json:"key"`
+	Signature string `json:"signature"`
+}