QueryKit: Add support for UPDATE queries.

1 files changed, 81 insertions, 0 deletions

diff --git a/Frameworks/QueryKit/Source/QKQueryUpdateParameter.m b/Frameworks/QueryKit/Source/QKQueryUpdateParameter.m
new file mode 100644
index 00000000..febbfa44
--- /dev/null
+++ b/Frameworks/QueryKit/Source/QKQueryUpdateParameter.m
@@ -0,0 +1,81 @@
+//
+//  $Id$
+//
+//  QKQueryUpdateParameter.m
+//  QueryKit
+//
+//  Created by Stuart Connolly (stuconnolly.com) on March 24, 2012
+//  Copyright (c) 2012 Stuart Connolly. All rights reserved.
+//
+//  Permission is hereby granted, free of charge, to any person
+//  obtaining a copy of this software and associated documentation
+//  files (the "Software"), to deal in the Software without
+//  restriction, including without limitation the rights to use,
+//  copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the
+//  Software is furnished to do so, subject to the following
+//  conditions:
+//
+//  The above copyright notice and this permission notice shall be
+//  included in all copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+//  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+//  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+//  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+//  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+//  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+//  OTHER DEALINGS IN THE SOFTWARE.
+
+#import "QKQueryUpdateParameter.h"
+
+@implementation QKQueryUpdateParameter
+
+@synthesize _field;
+@synthesize _value;
+
+#pragma mark -
+#pragma mark Initialisation
+
++ (QKQueryUpdateParameter *)queryUpdateParamWithField:(NSString *)field value:(id)value
+{
+	return [[[QKQueryUpdateParameter alloc] initUpdateParamWithField:field value:value] autorelease];
+}
+
+- (id)initUpdateParamWithField:(NSString *)field value:(id)value
+{
+	if ((self = [super init])) {
+		[self setField:field];
+		[self setValue:value];
+	}
+	
+	return self;
+}
+
+#pragma mark -
+
+- (NSString *)description
+{
+	NSMutableString *string = [NSMutableString string]; 
+	
+	NSString *field = [_field stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+	
+	[string appendString:field];
+	[string appendString:@" = "];
+	[string appendFormat:(![_value isKindOfClass:[NSNumber class]]) ? @"'%@'" : @"%@", [_value description]];
+	
+	return string;
+}
+
+#pragma mark -
+
+- (void)dealloc
+{
+	if (_field) [_field release], _field = nil;
+	if (_value) [_value release], _value = nil;
+	
+	[super dealloc];
+}
+
+@end