Support new method for show stars

bot.go

@@ -146,6 +146,11 @@ func parseScore(line string) string {
 	if score == "" {
 		return score
 	}
+	rating, _ := regexp.Compile("^\\{\\{Rating\\|\\d([.,]\\d)\\|5\\}\\}?$")
+	if rating.MatchString(score) {
+		score = strings.Replace(score, "{{Rating|", "", 1)
+		score = strings.Replace(score, "|5}}", "", 1)
+	}
 	number, _ := regexp.Compile("^\\d([.,]\\d)?$")
 	if number.MatchString(score) {
 		return strings.Replace(score, ",", ".", 1)

bot_test.go

@@ -0,0 +1,35 @@
+package main
+
+import "testing"
+
+func testParseScore(t *testing.T) {
+	s := parseScore("[[Image:1.png]][[Image:1.png]][[Image:1.png]][[Image:0.png]][[Image:0.png]]")
+	if s != "3" {
+		t.Fail()
+	}
+
+	s = parseScore("{{Rating|3|5}}")
+	if s != "3" {
+		t.Fail()
+	}
+	s = parseScore("{{Rating|4.5|5}}")
+	if s != "4.5" {
+		t.Fail()
+	}
+	s = parseScore("**")
+	if s != "2" {
+		t.Fail()
+	}
+	s = parseScore("4½")
+	if s != "4.5" {
+		t.Fail()
+	}
+	s = parseScore("1.5")
+	if s != "1.5" {
+		t.Fail()
+	}
+	s = parseScore("2,5")
+	if s != "2.5" {
+		t.Fail()
+	}
+}