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/**
@file XGASettings.m
@package xcode-github-app
@brief The persistent settings store for the app.
@author Edward Smith
@date April 2018
@copyright Copyright © 2018 Branch. All rights reserved.
*/
#import "XGASettings.h"
#import "BNCKeyChain.h"
#import "BNCEncoder.h"
#import <XcodeGitHub/XcodeGitHub.h>
#pragma mark XGAServer
NSString*const kXGAServiceName = @"io.branch.XcodeGitHub";
NSString*_Nonnull XGACleanString(NSString*_Nullable string) {
if (string == nil) return @"";
if (![string isKindOfClass:NSString.class]) {
string = ([string respondsToSelector:@selector(description)]) ? [string description] : @"";
}
return [string stringByTrimmingCharactersInSet:
[NSCharacterSet whitespaceAndNewlineCharacterSet]];
}
@implementation XGAServer
+ (BOOL) supportsSecureCoding {
return YES;
}
- (instancetype) initWithCoder:(NSCoder *)aDecoder {
self = [super init];
if (!self) return self;
self.server = XGACleanString([aDecoder decodeObjectOfClass:NSString.class forKey:@"_server"]);
self.user = XGACleanString([aDecoder decodeObjectOfClass:NSString.class forKey:@"_user"]);
self.password = @"";
if (self.server.length != 0 && self.user.length != 0) {
NSError*error = nil;
self.password =
[BNCKeyChain retrieveValueForService:self.server
key:self.user
error:&error];
if (error) {
BNCLog(@"Can't retrieve password: %@.", error);
self.password = @"";
}
}
return self;
}
- (void) encodeWithCoder:(NSCoder *)aCoder {
@synchronized (self) {
[aCoder encodeObject:self.server forKey:@"_server"];
[aCoder encodeObject:self.user forKey:@"_user"];
if (self.server.length != 0 && self.user.length != 0) {
NSError *error =
[BNCKeyChain storeValue:self.password
forService:self.server
key:self.user
cloudAccessGroup:nil];
if (error) BNCLog(@"Can't save password: %@.", error);
}
}
}
@end
#pragma mark - XGAGitHubSyncTask
@implementation XGAGitHubSyncTask
@end
#pragma mark - XGASettings
@interface XGASettings () {
NSMutableArray<XGAServer*>*_servers;
NSMutableArray<XGAGitHubSyncTask*>*_gitHubSyncTasks;
}
@end
@implementation XGASettings
- (instancetype) init {
self = [super init];
if (!self) return self;
self.dryRun = NO;
self.showDebugMessages = NO;
self.refreshSeconds = 60.0;
return self;
}
+ (XGASettings*_Nonnull) shared {
static dispatch_once_t onceToken = 0;
static XGASettings* sharedSettings = nil;
dispatch_once(&onceToken, ^ {
sharedSettings = [XGASettings loadSettings];
});
return sharedSettings;
}
#pragma mark - Setters/Getters
- (NSString*) gitHubToken {
@synchronized (self) {
NSError*error = nil;
NSString*token =
[BNCKeyChain retrieveValueForService:kXGAServiceName
key:@"GitHubToken"
error:&error];
if (error) BNCLog(@"Can't retrieve GitHubToken: %@.", error);
return token;
}
}
- (void) setGitHubToken:(NSString *)token {
@synchronized (self) {
NSError *error =
[BNCKeyChain storeValue:token
forService:kXGAServiceName
key:@"GitHubToken"
cloudAccessGroup:nil];
if (error) BNCLog(@"Can't save GitHubToken: %@.", error);
}
}
- (NSMutableArray<XGAServer*>*) servers {
@synchronized (self) {
if (_servers == nil) _servers = [NSMutableArray new];
return _servers;
}
}
- (void) setServers:(NSMutableArray<XGAServer*>*)servers_ {
@synchronized (self) {
_servers = servers_;
}
}
- (NSMutableArray<XGAGitHubSyncTask*>*) gitHubSyncTasks {
@synchronized (self) {
if (_gitHubSyncTasks == nil) _gitHubSyncTasks = [NSMutableArray new];
return _gitHubSyncTasks;
}
}
- (void) setGitHubSyncTasks:(NSMutableArray<XGAGitHubSyncTask*>*)gitHubSyncTasks_ {
@synchronized (self) {
_gitHubSyncTasks = gitHubSyncTasks_;
}
}
#pragma mark - Save and Load Settings
+ (instancetype) loadSettings {
NSError*error = nil;
XGASettings* settings = nil;
NSData*data = [[NSUserDefaults standardUserDefaults] objectForKey:@"settings"];
if (data) {
settings = [[XGASettings alloc] init];
error =
[BNCEncoder decodeObject:settings
fromData:data
classes:[NSSet setWithObjects:XGAServer.class, XGAGitHubSyncTask.class, nil]
ignoringIvars:nil];
if (!error && [settings isKindOfClass:XGASettings.class]) {
[settings validate];
return settings;
}
}
if (error) BNCLogError(@"Can't load settings: %@.", error);
settings = [[XGASettings alloc] init];
return settings;
}
- (void) save {
@synchronized(self) {
[self validate];
NSError*error = nil;
NSData*data = [BNCEncoder dataFromObject:self ignoringIvars:nil error:&error];
if (error) BNCLogError(@"Error saving settings: %@.", error);
if (data) [[NSUserDefaults standardUserDefaults] setObject:data forKey:@"settings"];
}
}
- (void) clear {
self.dryRun = NO;
self.showDebugMessages = NO;
self.refreshSeconds = 60.0;
self.gitHubToken = @"";
[self.servers removeAllObjects];
[self.gitHubSyncTasks removeAllObjects];
}
- (void) validate {
self.refreshSeconds = MAX(15.0, MIN(self.refreshSeconds, 60.0*60.0*24.0*1.0));
// Assure that servers are unique:
NSMutableDictionary*d = NSMutableDictionary.new;
for (XGAServer*server in self.servers) {
if (server.server.length) d[server.server] = server;
}
[self.servers removeAllObjects];
[self.servers addObjectsFromArray:d.allValues];
// Assure that tasks are unique:
[d removeAllObjects];
for (XGAGitHubSyncTask*task in self.gitHubSyncTasks) {
NSString*string = [NSString stringWithFormat:@"%@:%@", task.xcodeServer, task.botNameForTemplate];
d[string] = task;
}
[self.gitHubSyncTasks removeAllObjects];
[self.gitHubSyncTasks addObjectsFromArray:d.allValues];
}
@end