Added equalsString operation for "if" markers.

git-svn-id: http://svn.cocoasourcecode.com/MGTemplateEngine@70 fad7f400-0e54-0410-bf1d-e368f886e4d4

MGTemplateStandardMarkers.m

@@ -389,6 +389,19 @@ - (NSObject *)markerEncountered:(NSString *)marker withArguments:(NSArray *)args
 					argTrue = (num1 <= num2);
 				} else if ([op isEqualToString:@"\%"]) {
 					argTrue = ((num1 % num2) > 0);
+				} else if ([op isEqualToString:@"equalsstring"]) {
+					NSObject *firstVal = [engine resolveVariable:firstArg];
+					NSObject *secondVal = [engine resolveVariable:secondArg];
+					if (!firstVal) {
+						firstVal = firstArg;
+					}
+					if (!secondVal) {
+						secondVal = secondArg;
+					}
+					if (firstVal && secondVal) {
+						//NSLog(@"%@ %@", [NSString stringWithFormat:@"%@", firstVal], [NSString stringWithFormat:@"%@", secondVal]);
+						argTrue = [[NSString stringWithFormat:@"%@", firstVal] isEqualToString:[NSString stringWithFormat:@"%@", secondVal]];
+					}
 				}
 			}
 

sample_template.txt

@@ -5,7 +5,7 @@ It's currently {% now | date_format: "dd MMM yyyy 'at' HH:mm:ss" %}
 Nested variable: {{ foo.bar }}
 
 {% for dude in guys %}
-	Current dude is {{ dude | uppercase }}...
+	Current dude is {{ dude | uppercase }}...{% if dude equalsString "matt" %} AWESOME!{% /if %}
 	{% if currentLoop.currentIndex == 0 %}
 		(the best!) {% comment %} Should only happen for Matt {% /comment %}
 		{% for 1 to 5 %}*{% /for %}