获取手机的联系人列表和打电话

#import <Foundation/Foundation.h>

@interface Contact : NSObject

@property (nonatomic, strong) NSString *name;
@property (nonatomic, strong) NSString *phone;

+(instancetype)contactWithItem:(id)item;
- (instancetype)initWithItem:(id)item;


@end

#import "Contact.h"
#import <AddressBook/AddressBook.h>
@implementation Contact

+(instancetype)contactWithItem:(id)item{
    
    return [[Contact alloc] initWithItem:item];
}

-(instancetype)initWithItem:(id)item{
    
    self = [super init];
    
    if (self) {
        
        NSString *temFirstName = (__bridge NSString *)ABRecordCopyValue((__bridge ABRecordRef)(item), kABPersonFirstNameProperty);
        NSString *temLastName = (__bridge NSString *)ABRecordCopyValue((__bridge ABRecordRef)(item), kABPersonLastNameProperty);
        ABMultiValueRef tempPhones = ABRecordCopyValue((__bridge ABRecordRef)(item), kABPersonPhoneProperty);
        self.name = [NSString stringWithFormat:@"%@%@", temLastName?temFirstName:@"", temFirstName?temLastName:@""];
        self.phone = (__bridge NSString *)ABMultiValueCopyValueAtIndex(tempPhones, 0);
        
    }
    
    return self;
}


@end

#import <Foundation/Foundation.h>

@interface ContactManger : NSObject

-(instancetype)initWithArray:(NSArray *)contacts;
- (NSDictionary *)contactsWithGroup;


@end

#import "ContactManger.h"
#import "Contact.h"
@interface ContactManger ()

@property (nonatomic, strong) NSArray *myContacts;
@property (nonatomic, strong) NSMutableDictionary *contactsDic;

@end

@implementation ContactManger

+(NSString *)phonetic:(NSString *)sourceString{
    
    NSMutableString *source = [sourceString mutableCopy];
    
    
    CFStringTransform((__bridge CFMutableStringRef)source, NULL, kCFStringTransformMandarinLatin, NO);
    CFStringTransform((__bridge CFMutableStringRef)source, NULL, kCFStringTransformStripDiacritics, NO);
    return source;
}

-(instancetype)initWithArray:(NSArray *)contacts{
    
    self = [super init];
    
    if (self) {
        _myContacts = contacts;
    }
    
    return self;
}

-(NSDictionary *)contactsWithGroup{
    
    for (id item in _myContacts) {
        
        Contact *people = [Contact contactWithItem:item];
        
        if (![people.name isEqualToString:@""]) {
           
            NSString *nameEnglish = [ContactManger phonetic:people.name];
            nameEnglish = [nameEnglish capitalizedString];
            unichar k = [nameEnglish characterAtIndex:0];
            if (!(k >= ‘A‘ && k <= ‘Z‘)) {
                k = ‘#‘;
            }
            
            NSString *key = [NSString stringWithFormat:@"%c", k];
            
            NSMutableArray *arrayGroupK = [self.contactsDic objectForKey:key];

            
            if (!arrayGroupK) {
                arrayGroupK = [[NSMutableArray alloc]initWithCapacity:5];
                [arrayGroupK addObject:people];
                
                if (nil == self.contactsDic) {
                    
                    self.contactsDic = [[NSMutableDictionary alloc]initWithCapacity:5];
                    
                }
                [self.contactsDic setObject:arrayGroupK forKey:key];
                
                
            }else{
                [arrayGroupK addObject:people];
            }
        }
        
        
    }
    
    
    
    return self.contactsDic;
}

@end

#import "RootViewController.h"
#import "MBProgressHUD.h"
#import <AddressBook/AddressBook.h>
#import "Contact.h"
#import "ContactManger.h"
#import "LzwTableViewCell.h"
@interface RootViewController ()<UITableViewDelegate, UITableViewDataSource, UIAlertViewDelegate>

@property (nonatomic, strong) UITableView *tableView;
@property (nonatomic, assign) ABAddressBookRef addressBook;
@property (nonatomic, strong) ContactManger *contactManager;
@property (nonatomic, strong) NSDictionary *contactsDic;
@property (nonatomic, copy) NSArray *keys;

@end

@implementation RootViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    [self creatTableView];
}

#pragma mark -- 创建表格
- (void)creatTableView{
    
    self.tableView = ({
    
        UITableView *tableView = [[UITableView alloc]initWithFrame:[[UIScreen mainScreen]bounds] style:UITableViewStylePlain];
        tableView.delegate =self;
        tableView.dataSource = self;
        tableView.backgroundColor = [UIColor lightGrayColor];
        [tableView setSeparatorStyle:UITableViewCellSeparatorStyleNone];
        [self.view addSubview:tableView];
        tableView;
    });
    
    //注册cell
    [self.tableView registerClass:[LzwTableViewCell class] forCellReuseIdentifier:@"cell"];
    [MBProgressHUD showHUDAddedTo:self.view animated:YES];

    //检查授权状态
    [self checkAddressBookAuthorizationStatus];
    
}
#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return [self.keys count];
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    NSString *key = [self.keys objectAtIndex:section];
    NSArray * array = [self.contactsDic objectForKey:key];
    return [array count];
}
- (NSString*)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
{
    return self.keys[section];
}
- (NSArray*)sectionIndexTitlesForTableView:(UITableView *)tableView
{
    return self.keys;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    LzwTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"cell"];
    NSString *key = [self.keys objectAtIndex:indexPath.section];
    Contact *people = [[self.contactsDic objectForKey:key] objectAtIndex:indexPath.row];
    
    cell.labelName.text = people.name;
    cell.labelNumber.text = people.phone;
    
    
        return cell;
}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return 60;
}

/**
 *  通讯录的授权状态
 */
- (void)checkAddressBookAuthorizationStatus{
    
    //初始化
    self.addressBook = ABAddressBookCreateWithOptions(nil, nil);
    
    if (kABAuthorizationStatusAuthorized == ABAddressBookGetAuthorizationStatus())
    {
        NSLog(@"已经授权");
    }
    
    ABAddressBookRequestAccessWithCompletion(self.addressBook, ^(bool granted, CFErrorRef error) {
        dispatch_async(dispatch_get_main_queue(), ^{
            if (error) {
                [MBProgressHUD hideHUDForView:self.view animated:YES];
                NSLog(@"Error: %@", error);
            }else if (!granted){
                [MBProgressHUD hideHUDForView:self.view animated:YES];
                UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Authorization Denied"
                                                                message:@"Set permissions in Setting>Genearl>Privacy."
                                                               delegate:nil
                                                      cancelButtonTitle:nil
                                                      otherButtonTitles:@"OK", nil];
                [alert show];
            }else{
                //还原 ABAddressBookRef
                ABAddressBookRevert(self.addressBook);
                
                self.contactManager = [[ContactManger alloc] initWithArray:(__bridge NSArray *)(ABAddressBookCopyArrayOfAllPeople(self.addressBook))];
                self.contactsDic = [self.contactManager contactsWithGroup];
                
                self.keys = [[self.contactsDic allKeys] sortedArrayUsingSelector:@selector(compare:)];
                
                [MBProgressHUD hideHUDForView:self.view animated:YES];
                
                [self.tableView setSeparatorStyle:UITableViewCellSeparatorStyleSingleLine];
                [self.tableView reloadData];
            }
        });
    });

    
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSString *key = [self.keys objectAtIndex:indexPath.section];
    Contact *people = [[self.contactsDic objectForKey:key] objectAtIndex:indexPath.row];
    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:people.name
                                                    message:people.phone
                                                   delegate:self
                                          cancelButtonTitle:@"取消"
                                          otherButtonTitles:@"打电话", nil];
    [alert show];
}

#pragma mark - UIAlertViewDelegate

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
    UIApplication *app = [UIApplication sharedApplication];
    if (buttonIndex == 1) {
        [app openURL:[NSURL URLWithString:[NSString stringWithFormat:@"tel://%@", alertView.message]]];
    }
}

@end