mirror of
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94 lines
2.1 KiB
Objective-C
94 lines
2.1 KiB
Objective-C
//
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// RKRequestFilterableTTModel.m
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// RestKit
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//
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// Created by Blake Watters on 2/12/10.
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// Copyright 2010 Two Toasters. All rights reserved.
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//
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#import "RKRequestFilterableTTModel.h"
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@implementation RKRequestFilterableTTModel
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@synthesize searchEngine = _searchEngine;
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@synthesize predicate = _predicate;
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@synthesize sortDescriptors = _sortDescriptors;
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@synthesize sortSelector = _sortSelector;
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- (id)init {
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if (self = [super init]) {
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_predicate = nil;
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_sortDescriptors = nil;
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_searchText = nil;
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_searchEngine = nil;
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}
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return self;
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}
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- (void)dealloc {
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[_searchEngine release];_searchEngine=nil;
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[_predicate release];_predicate=nil;
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[_sortDescriptors release];_sortDescriptors=nil;
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[_searchText release];_searchText=nil;
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[super dealloc];
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}
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- (void)reset {
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[_predicate release];_predicate=nil;
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[_sortDescriptors release];_sortDescriptors=nil;
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[_searchText release];_searchText=nil;
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[self didChange];
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}
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- (NSArray*)didSearchCollectionWithEmptyText:(NSArray*)collection {
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return collection;
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}
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- (RKSearchEngine*)createSearchEngine {
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if (nil == _searchEngine) {
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_searchEngine = [[RKSearchEngine searchEngine] retain];
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_searchEngine.mode = RKSearchModeAnd;
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}
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return _searchEngine;
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}
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- (NSArray*)search:(NSString *)text inCollection:(NSArray*)collection {
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if (text.length) {
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RKSearchEngine* searchEngine = [self createSearchEngine];
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return [searchEngine searchFor:text inCollection:collection];
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} else {
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return [self didSearchCollectionWithEmptyText:collection];
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}
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}
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// public
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- (void)search:(NSString *)text {
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[_searchText release];
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_searchText = [text retain];
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[self didFinishLoad];
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}
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// Overloaded to hide filtering/searching from the underlying data source
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- (NSArray*)objects {
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NSArray* results = _model.objects;
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if (self.predicate) {
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results = [results filteredArrayUsingPredicate:self.predicate];
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}
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if (_searchText) {
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results = [self search:_searchText inCollection:results];
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}
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if (self.sortSelector) {
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results = [results sortedArrayUsingSelector:self.sortSelector];
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} else if (self.sortDescriptors) {
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results = [results sortedArrayUsingDescriptors:self.sortDescriptors];
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}
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return results;
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}
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@end
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