Files
RestKit/Code/Search/RKSearchPredicate.m
2012-08-01 18:12:53 -04:00

34 lines
1000 B
Objective-C

//
// RKSearchPredicate.m
// RestKit
//
// Created by Blake Watters on 7/27/12.
// Copyright (c) 2012 RestKit. All rights reserved.
//
#import "RKSearchPredicate.h"
#import "RKSearchTokenizer.h"
@implementation RKSearchPredicate
+ (NSPredicate *)searchPredicateWithText:(NSString *)searchText type:(NSCompoundPredicateType)type
{
return [[[self alloc] initWithSearchText:searchText type:type] autorelease];
}
- (id)initWithSearchText:(NSString *)searchText type:(NSCompoundPredicateType)type
{
RKSearchTokenizer *tokenizer = [RKSearchTokenizer new];
NSSet *searchWords = [tokenizer tokenize:searchText];
[tokenizer release];
NSMutableArray *subpredicates = [NSMutableArray arrayWithCapacity:[searchWords count]];
for (NSString *searchWord in searchWords) {
[subpredicates addObject:[NSPredicate predicateWithFormat:@"(ANY searchWords.word beginswith %@)", searchWord]];
}
return [super initWithType:type subpredicates:subpredicates];
}
@end