smcFanControl/Classes/MachineDefaults.m

/*
 *	FanControl
 *
 *	Copyright (c) 2006-2012 Hendrik Holtmann
*
 *	MachineDefaults.m - MacBook(Pro) FanControl application
 *
 *	This program is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 2 of the License, or
 *	(at your option) any later version.
 *
 *	This program is distributed in the hope that it will be useful,
 *	but WITHOUT ANY WARRANTY; without even the implied warranty of
 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *	GNU General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with this program; if not, write to the Free Software
 *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#import "MachineDefaults.h"
#import "NSFileManager+DirectoryLocations.h"
#include <sys/types.h>
#include <sys/sysctl.h>
#include <mach/machine.h>

@interface MachineDefaults ()
{
    
}
@end

@implementation MachineDefaults


- (instancetype)init:(NSString*)p_machine{
    if (self = [super init]){
        machine=[MachineDefaults computerModel];
        [self refreshPlist];
    }
	return self;
}

-(void)refreshPlist
{
    supported_machines=[[NSArray alloc] initWithContentsOfFile:[[[NSFileManager defaultManager] applicationSupportDirectory] stringByAppendingPathComponent:@"Machines.plist"]];
    supported=NO;
    int i;
    for(i=0;i<[supported_machines count];i++) {
        if ([machine isEqualToString:supported_machines[i][@"Machine"]]) {
            supported=YES;
            machine_num=i;
        }
    }
}


-(NSDictionary*) readFromPlist{
	if (!supported) {return nil;}
	return supported_machines[machine_num];
}



-(void) readFromSMC{
	NSUInteger num_fans=[smcWrapper get_fan_num];
	NSString  *desc;
	NSNumber *min,*max;
	NSData *xmldata;
	NSString *error;
	NSMutableArray *fans=[[NSMutableArray alloc] init];
	for (NSUInteger i = 0; i < num_fans; i++) {
		min=@([smcWrapper get_min_speed:i]);
		max=@([smcWrapper get_max_speed:i]);
		desc=[smcWrapper get_fan_descr:i];
        [fans addObject:[[NSMutableDictionary alloc] initWithDictionary:@{@"Description": desc,@"Minspeed": min,@"Maxspeed": max,@"selspeed": min}]];
	}
	//save to plist for future
    NSMutableArray *supported_m=[[NSMutableArray alloc] initWithContentsOfFile:[[[NSFileManager defaultManager] applicationSupportDirectory] stringByAppendingPathComponent:@"Machines.plist"]];
    NSMutableDictionary *new_machine;
    if (fans == nil)
    {
        new_machine= [[NSMutableDictionary alloc] initWithDictionary:@{@"Fans": [NSNull null],@"NumFans": @(0),@"Machine": machine,@"Comment": @"Autogenerated",@"Minspeed": min,@"Maxspeed": max}];
        
    } else {
        new_machine= [[NSMutableDictionary alloc] initWithDictionary:@{@"Fans": fans,@"NumFans": @(num_fans),@"Machine": machine,@"Comment": @"Autogenerated",@"Minspeed": min,@"Maxspeed": max}];
    }
	[supported_m addObject:new_machine];
	
	//save to plist
	xmldata = [NSPropertyListSerialization dataFromPropertyList:supported_m
                                       format:NSPropertyListXMLFormat_v1_0
                                       errorDescription:&error];
	[xmldata writeToFile:[[[NSFileManager defaultManager] applicationSupportDirectory] stringByAppendingPathComponent:@"Machines.plist"] atomically:YES];
}




-(NSDictionary*)get_machine_defaults{
    
    if (!supported) {
        NSAlert *alert = [NSAlert alertWithMessageText:NSLocalizedString(@"Alert!",nil)
						  defaultButton:NSLocalizedString(@"Continue",nil) alternateButton:NSLocalizedString(@"Quit",nil) otherButton:nil
						informativeTextWithFormat:NSLocalizedString(@"smcFanControl has not been tested on this machine yet, but it should run if you follow the instructions. \n\nIf you choose to continue, please make sure you have no other FanControl-software running. Otherwise please quit, deinstall the other software, restart your machine and rerun smcFanControl!",nil)];
		NSModalResponse code=[alert runModal];
		if (code == NSAlertDefaultReturn) {
			[self readFromSMC];
            [self refreshPlist];
		} else {
			[[NSApplication sharedApplication] terminate:nil];
		}
		
	}
    
    NSDictionary *defaultsDict=[self readFromPlist];
    NSUInteger i;
    //localize fan-descriptions
    for (i=0;i<[defaultsDict[@"Fans"] count];i++) {
        NSString *newvalue=NSLocalizedString(defaultsDict[@"Fans"][i][@"Description"],nil);
        [defaultsDict[@"Fans"][i] setValue:newvalue forKey:@"Description"];
    }
    
	return defaultsDict;
}

+ (BOOL)isAppleSilicon
{
    cpu_type_t cpu_type;
    size_t size = sizeof(cpu_type);
    sysctlbyname("hw.cputype", &cpu_type, &size, NULL, 0);
    return cpu_type == CPU_TYPE_ARM64;
}

+ (NSString *)computerModel
{
    static NSString *computerModel = nil;
    if (!computerModel) {
        io_service_t pexpdev;
        if ((pexpdev = IOServiceGetMatchingService (kIOMasterPortDefault, IOServiceMatching("IOPlatformExpertDevice"))))
        {
            NSData *data;
            if ((data = (id)CFBridgingRelease(IORegistryEntryCreateCFProperty(pexpdev, CFSTR("model"), kCFAllocatorDefault, 0)))) {
                computerModel = [[NSString allocWithZone:NULL]  initWithCString:[data bytes] encoding:NSASCIIStringEncoding];
            }
        }
    }
    return computerModel;
}


@end