add browse file; move function to utils pkg

utils/utils.go

@@ -2,6 +2,7 @@ package utils
 
 import (
 	"errors"
+	"net/http"
 	"reflect"
 	"strings"
 	"unicode"
@@ -57,3 +58,22 @@ func SplitCapitalize(name string) string {
 
 	return name
 }
+
+func ParseComponents(r *http.Request) []string {
+	//The URL that the user queried.
+	path := r.URL.Path
+	path = strings.TrimSpace(path)
+	//Cut off the leading and trailing forward slashes, if they exist.
+	//This cuts off the leading forward slash.
+	if strings.HasPrefix(path, "/") {
+		path = path[1:]
+	}
+	//This cuts off the trailing forward slash.
+	if strings.HasSuffix(path, "/") {
+		cutOffLastCharLen := len(path) - 1
+		path = path[:cutOffLastCharLen]
+	}
+	//We need to isolate the individual components of the path.
+	components := strings.Split(path, "/")
+	return components
+}