Added current version number information (really lazily)

Former-commit-id: 94c07c4ea5425b921b79415dbb532f1557f81d7c [formerly 831d807551fce85448eb75159812c23a8bf3ead3] [formerly 07049a072587969f1fc4632fdd56edd33aae1f31 [formerly 189adc2fe2]]
Former-commit-id: 0581c8c6ff9af9741dfc1e7c4f2270cba635bd1c [formerly 9f7127a4e6031c2525fa21477b15569c0ac43cd2]
Former-commit-id: fd2a63bad694b3c74728d9c5ecca20f66be1dfaa

db.go

@@ -43,7 +43,7 @@ type WikiData struct {
 	Locked      string
 }
 
-func getCurrentText(title string, version int) (string, []versionsInfo, bool, time.Duration, bool, string) {
+func getCurrentText(title string, version int) (string, []versionsInfo, bool, time.Duration, bool, string, int) {
 	Open(RuntimeArgs.DatabaseLocation)
 	defer Close()
 	title = strings.ToLower(title)
@@ -53,8 +53,9 @@ func getCurrentText(title string, version int) (string, []versionsInfo, bool, ti
 	currentText := ""
 	encrypted := false
 	locked := ""
+	currentVersionNum := -1
 	if !open {
-		return currentText, vi, isCurrent, totalTime, encrypted, locked
+		return currentText, vi, isCurrent, totalTime, encrypted, locked, currentVersionNum
 	}
 	err := db.View(func(tx *bolt.Tx) error {
 		var err error
@@ -75,6 +76,7 @@ func getCurrentText(title string, version int) (string, []versionsInfo, bool, ti
 		currentText = p.CurrentText
 		encrypted = p.Encrypted
 		locked = p.Locked
+		currentVersionNum = len(p.Diffs) - 1
 		if version > -1 && version < len(p.Diffs) {
 			// get that version of text instead
 			currentText = rebuildTextsToDiffN(p, version)
@@ -87,7 +89,7 @@ func getCurrentText(title string, version int) (string, []versionsInfo, bool, ti
 	if err != nil {
 		fmt.Printf("Could not get WikiData: %s", err)
 	}
-	return currentText, vi, isCurrent, totalTime, encrypted, locked
+	return currentText, vi, isCurrent, totalTime, encrypted, locked, currentVersionNum
 }
 
 func (p *WikiData) load(title string) error {

routes.go

@@ -93,7 +93,7 @@ func encryptionRoute(c *gin.Context) {
 	if option == "/decrypt" {
 		if c.BindJSON(&jsonLoad) == nil {
 			var err error
-			currentText, _, _, _, encrypted, _ := getCurrentText(title, -1)
+			currentText, _, _, _, encrypted, _, _ := getCurrentText(title, -1)
 			if encrypted == true {
 				currentText, err = decryptString(currentText, jsonLoad.Password)
 				if err != nil {
@@ -241,7 +241,7 @@ func editNote(c *gin.Context) {
 	} else {
 		version := c.DefaultQuery("version", "-1")
 		versionNum, _ := strconv.Atoi(version)
-		currentText, versions, currentVersion, totalTime, encrypted, locked := getCurrentText(title, versionNum)
+		currentText, versions, currentVersion, totalTime, encrypted, locked, currentVersionNum := getCurrentText(title, versionNum)
 		if strings.Contains(c.Request.Header.Get("User-Agent"), "curl/") {
 			c.Data(200, "text/plain", []byte(currentText))
 			return
@@ -262,17 +262,18 @@ func editNote(c *gin.Context) {
 
 		CodeType := getCodeType(title)
 		c.HTML(http.StatusOK, "index.tmpl", gin.H{
-			"Title":       title,
-			"WikiName":    RuntimeArgs.WikiName,
-			"ExternalIP":  RuntimeArgs.ExternalIP,
-			"CurrentText": currentText,
-			"NumRows":     numRows,
-			"Versions":    versions,
-			"TotalTime":   totalTimeString,
-			"SocketType":  RuntimeArgs.Socket,
-			"NoEdit":      !currentVersion,
-			"Coding":      len(CodeType) > 0,
-			"CodeType":    CodeType,
+			"Title":             title,
+			"WikiName":          RuntimeArgs.WikiName,
+			"ExternalIP":        RuntimeArgs.ExternalIP,
+			"CurrentText":       currentText,
+			"CurrentVersionNum": currentVersionNum,
+			"NumRows":           numRows,
+			"Versions":          versions,
+			"TotalTime":         totalTimeString,
+			"SocketType":        RuntimeArgs.Socket,
+			"NoEdit":            !currentVersion,
+			"Coding":            len(CodeType) > 0,
+			"CodeType":          CodeType,
 		})
 	}
 }
@@ -287,7 +288,7 @@ func everythingElse(c *gin.Context) {
 		if strings.ToLower(title) == "help" {
 			versionNum = -1
 		}
-		currentText, versions, _, totalTime, encrypted, locked := getCurrentText(title, versionNum)
+		currentText, versions, _, totalTime, encrypted, locked, _ := getCurrentText(title, versionNum)
 		if (strings.Contains(currentText, "self-destruct\n") || strings.Contains(currentText, "\nself-destruct")) && strings.ToLower(title) != "help" {
 			currentText = strings.Replace(currentText, "self-destruct\n", `> *This page has been deleted, you cannot return after closing.*`+"\n", 1)
 			currentText = strings.Replace(currentText, "\nself-destruct", "\n"+`> *This page has been deleted, you cannot return after closing.*`, 1)
@@ -301,7 +302,7 @@ func everythingElse(c *gin.Context) {
 		if strings.ToLower(title) == "help" {
 			versionNum = -1
 		}
-		currentText, _, _, _, _, _ := getCurrentText(title, versionNum)
+		currentText, _, _, _, _, _, _ := getCurrentText(title, versionNum)
 		c.Writer.Header().Set("Content-Type", contentType(title))
 		c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
 		c.Writer.Header().Set("Access-Control-Max-Age", "86400")

templates/index.tmpl

@@ -86,6 +86,7 @@
           <li class="dropdown active">
             <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" class="active"><span class="glyphicon glyphicon-pencil" aria-hidden="true"></span> Edit <span class="caret"></span></a>
             <ul class="dropdown-menu">
+              <li class="dropdown-header">Version: #{{ .CurrentVersionNum }}</li>
               <li class="dropdown-header">Time edited: {{ .TotalTime }}</li>
               <li role="separator" class="divider"></li>
               <li class="dropdown-header">Other versions</li>