jcs.org
iOS web browser with a focus on security and privacy
1/*
2 * Endless
3 * Copyright (c) 2014-2017 joshua stein <jcs@jcs.org>
4 *
5 * See LICENSE file for redistribution terms.
6 */
7
8#import "RuleEditorController.h"
9
10@implementation RuleEditorController
11
12UISearchDisplayController *searchDisplayController;
13
14- (id)initWithStyle:(UITableViewStyle)style
15{
16 self = [super initWithStyle:style];
17
18 self.appDelegate = (AppDelegate *)[[UIApplication sharedApplication] delegate];
19
20 self.sortedRuleRows = [[NSMutableArray alloc] init];
21 self.inUseRuleRows = [[NSMutableArray alloc] init];
22
23 self.searchResult = [[NSMutableArray alloc] init];
24
25 return self;
26}
27
28- (void)viewDidLoad
29{
30 [super viewDidLoad];
31
32 self.searchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)];
33
34 searchDisplayController = [[UISearchDisplayController alloc] initWithSearchBar:self.searchBar contentsController:self];
35 searchDisplayController.delegate = self;
36 searchDisplayController.searchResultsDataSource = self;
37 searchDisplayController.searchResultsTableView.delegate = self;
38
39 self.tableView.delegate = self;
40
41 [[self tableView] setTableHeaderView:self.searchBar];
42}
43
44#pragma mark - Table view data source
45
46- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
47{
48 return 2;
49}
50
51- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
52{
53 if (section == 0)
54 return NSLocalizedString(@"Rules in use on current page", nil);
55 else
56 return NSLocalizedString(@"All rules", nil);
57}
58
59- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
60{
61 if (section == 0)
62 return [self.inUseRuleRows count];
63 else if (tableView == self.searchDisplayController.searchResultsTableView)
64 return [self.searchResult count];
65 else
66 return [self.sortedRuleRows count];
67}
68
69- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
70{
71 UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"rule"];
72 if (cell == nil)
73 cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:@"rule"];
74
75 /* TODO: once we have a per-rule view page, enable this */
76 //cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
77
78 RuleEditorRow *row = [self ruleForTableView:tableView atIndexPath:indexPath];
79
80 cell.textLabel.text = [row textLabel];
81
82 NSString *disabled = [self ruleDisabledReason:row];
83 if (disabled == nil) {
84 cell.textLabel.textColor = [UIColor darkTextColor];
85 cell.detailTextLabel.text = [row detailTextLabel];
86 cell.detailTextLabel.textColor = [UIColor darkGrayColor];
87 }
88 else {
89 cell.textLabel.textColor = [UIColor redColor];
90 if ([row detailTextLabel] == nil || [[row detailTextLabel] isEqualToString:@""])
91 cell.detailTextLabel.text = [NSString stringWithFormat:NSLocalizedString(@"Disabled: %@", nil), disabled];
92 else
93 cell.detailTextLabel.text = [NSString stringWithFormat:NSLocalizedString(@"%@ (Disabled: %@)", nil), [row detailTextLabel], disabled];
94 cell.detailTextLabel.textColor = [UIColor redColor];
95 }
96
97 return cell;
98}
99
100- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
101{
102 return YES;
103}
104
105- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
106{
107 return NO;
108}
109
110- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
111{
112 if (editingStyle == UITableViewCellEditingStyleDelete) {
113 RuleEditorRow *row = [self ruleForTableView:tableView atIndexPath:indexPath];
114
115 if ([self ruleDisabledReason:row] == nil)
116 [self disableRuleForRow:row withReason:NSLocalizedString(@"User disabled", nil)];
117 else
118 [self enableRuleForRow:row];
119 }
120
121 [tableView reloadData];
122}
123
124- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
125{
126 [tableView deselectRowAtIndexPath:indexPath animated:YES];
127}
128
129- (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString
130{
131 [self.searchResult removeAllObjects];
132
133 for (RuleEditorRow *row in self.sortedRuleRows) {
134 if ([row textLabel] != nil) {
135 NSRange range = [[row textLabel] rangeOfString:searchString options:NSCaseInsensitiveSearch];
136
137 if (range.length > 0) {
138 [self.searchResult addObject:row];
139 continue;
140 }
141 }
142 if ([row detailTextLabel] != nil) {
143 NSRange range = [[row detailTextLabel] rangeOfString:searchString options:NSCaseInsensitiveSearch];
144
145 if (range.length > 0) {
146 [self.searchResult addObject:row];
147 continue;
148 }
149 }
150 }
151
152 return YES;
153}
154
155- (NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(nonnull NSIndexPath *)indexPath
156{
157 RuleEditorRow *row = [self ruleForTableView:tableView atIndexPath:indexPath];
158
159 if ([self ruleDisabledReason:row] == nil)
160 return NSLocalizedString(@"Disable", nil);
161 else
162 return NSLocalizedString(@"Enable", nil);
163}
164
165- (RuleEditorRow *)ruleForTableView:(UITableView *)tableView atIndexPath:(NSIndexPath *)indexPath
166{
167 NSMutableArray *group;
168
169 if ([indexPath section] == 0)
170 group = [self inUseRuleRows];
171 else if (tableView == self.searchDisplayController.searchResultsTableView)
172 group = [self searchResult];
173 else
174 group = [self sortedRuleRows];
175
176 if (group && [group count] > [indexPath row])
177 return [group objectAtIndex:indexPath.row];
178 else
179 return nil;
180}
181
182- (NSString *)ruleDisabledReason:(RuleEditorRow *)row
183{
184 return nil;
185}
186
187- (void)disableRuleForRow:(RuleEditorRow *)row withReason:(NSString *)reason
188{
189 abort();
190}
191
192- (void)enableRuleForRow:(RuleEditorRow *)row
193{
194 abort();
195}
196
197@end