NSXMLElement Convenience methods for Creating elements.

Author: ObjColumnist

Categories/NSXMLElement+XMPP.h

@@ -7,6 +7,16 @@
 
 @interface NSXMLElement (XMPP)
 
+/**
+ * Convenience methods for Creating elements.
+**/
+
++ (NSXMLElement *)elementWithName:(NSString *)name numberValue:(NSNumber *)number;
+- (id)initWithName:(NSString *)name numberValue:(NSNumber *)number;
+
++ (NSXMLElement *)elementWithName:(NSString *)name objectValue:(id)objectValue;
+- (id)initWithName:(NSString *)name objectValue:(id)objectValue;
+
 /**
  * Creating elements with explicit xmlns values.
  * 
@@ -72,6 +82,7 @@
 - (void)addAttributeWithName:(NSString *)name unsignedIntegerValue:(NSInteger)unsignedIntegerValue;
 - (void)addAttributeWithName:(NSString *)name stringValue:(NSString *)string;
 - (void)addAttributeWithName:(NSString *)name numberValue:(NSNumber *)number;
+- (void)addAttributeWithName:(NSString *)name objectValue:(id)objectValue;
 
 /**
  * Convenience methods for extracting attribute values in different formats.

Categories/NSXMLElement+XMPP.m

@@ -7,6 +7,60 @@
 
 @implementation NSXMLElement (XMPP)
 
+/**
+ * Convenience methods for Creating elements.
+**/
+
++ (NSXMLElement *)elementWithName:(NSString *)name numberValue:(NSNumber *)number
+{
+    return [self elementWithName:name stringValue:[number stringValue]];
+}
+
+- (id)initWithName:(NSString *)name numberValue:(NSNumber *)number
+{
+    return [self initWithName:name stringValue:[number stringValue]];
+}
+
++ (NSXMLElement *)elementWithName:(NSString *)name objectValue:(id)objectValue
+{
+    if([objectValue isKindOfClass:[NSString class]])
+    {
+        return [self elementWithName:name stringValue:objectValue];
+    }
+    else if([objectValue isKindOfClass:[NSNumber class]])
+    {
+        return [self elementWithName:name numberValue:objectValue];
+    }
+    else if([objectValue respondsToSelector:@selector(stringValue)])
+    {
+        return [self elementWithName:name stringValue:[objectValue stringValue]];
+    }
+    else
+    {
+        return [self elementWithName:name];
+    }
+}
+
+- (id)initWithName:(NSString *)name objectValue:(id)objectValue
+{
+    if([objectValue isKindOfClass:[NSString class]])
+    {
+        return [self initWithName:name stringValue:objectValue];
+    }
+    else if([objectValue isKindOfClass:[NSNumber class]])
+    {
+        return [self initWithName:name numberValue:objectValue];
+    }
+    else if([objectValue respondsToSelector:@selector(stringValue)])
+    {
+        return [self initWithName:name stringValue:[objectValue stringValue]];
+    }
+    else
+    {
+        return [self initWithName:name];
+    }
+}
+
 /**
  * Quick method to create an element
 **/
@@ -273,6 +327,22 @@ - (void)addAttributeWithName:(NSString *)name numberValue:(NSNumber *)number
     [self addAttributeWithName:name stringValue:[number stringValue]];
 }
 
+- (void)addAttributeWithName:(NSString *)name objectValue:(id)objectValue
+{
+    if([objectValue isKindOfClass:[NSString class]])
+    {
+        [self addAttributeWithName:name stringValue:objectValue];
+    }
+    else if([objectValue isKindOfClass:[NSNumber class]])
+    {
+        [self addAttributeWithName:name numberValue:objectValue];
+    }
+    else if([objectValue respondsToSelector:@selector(stringValue)])
+    {
+        [self addAttributeWithName:name stringValue:[objectValue stringValue]];
+    }
+}
+
 /**
  * The following methods return the corresponding value of the attribute with the given name.
 **/