Sanitize certain strings containing html encoding (#14)

* Replace double quote HTML entities code with single quotes
* Extract helper function

Author: darrentaytay

src/TibiaSpellsOverviewV3.go

@@ -127,7 +127,7 @@ func TibiaSpellsOverviewV3(c *gin.Context) {
 			SpellsData = append(SpellsData, Spell{
 				Name:         subma1[0][2],
 				Spell:        subma1[0][1],
-				Formula:      subma1[0][3],
+				Formula:      TibiaDataSanitizeString(subma1[0][3]),
 				Level:        TibiadataStringToIntegerV3(subma1[0][6]),
 				Mana:         TibiadataStringToIntegerV3(subma1[0][7]),
 				Price:        TibiadataStringToIntegerV3(subma1[0][8]),

src/TibiaSpellsSpellV3.go

@@ -141,7 +141,7 @@ func TibiaSpellsSpellV3(c *gin.Context) {
 
 			// Formula
 			if WorldsInformationLeftColumn == "Formula" {
-				SpellsInfoFormula = WorldsInformationRightColumn
+				SpellsInfoFormula = TibiaDataSanitizeString(WorldsInformationRightColumn)
 			}
 
 			// Vocation
@@ -238,6 +238,7 @@ func TibiaSpellsSpellV3(c *gin.Context) {
 
 			// City
 			if WorldsInformationLeftColumn == "City" {
+				WorldsInformationRightColumn = TibiaDataSanitizeString(WorldsInformationRightColumn)
 				SpellsInfoCity = strings.Split(WorldsInformationRightColumn, ", ")
 			}
 

src/webserver.go

@@ -457,6 +457,11 @@ func isEnvExist(key string) bool {
 	return false
 }
 
+func TibiaDataSanitizeString(data string) string {
+	data = html.UnescapeString(data)
+	return strings.ReplaceAll(data, "\"", "'")
+}
+
 // getEnv func - read an environment or return a default value
 func getEnv(key string, defaultVal string) string {
 	if value, exists := os.LookupEnv(key); exists {