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Determine internet connection
This commit is contained in:
Christoph Wendt
parent
64cee4dc80
commit
6f179eaced
134
Classes/BITReachability.h
Normal file
134
Classes/BITReachability.h
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@ -0,0 +1,134 @@
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#import <Foundation/Foundation.h>
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#import "HockeySDKPrivate.h"
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#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_7_0
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#import <CoreTelephony/CTTelephonyNetworkInfo.h>
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#endif
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NS_ASSUME_NONNULL_BEGIN
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/**
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* Enum for representing different network statuses.
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*/
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typedef NS_ENUM(NSInteger, BITReachabilityType){
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/**
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* Type used if no connection is available.
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*/
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BITReachabilityTypeNone,
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/**
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* Type used for WiFi connnection.
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*/
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BITReachabilityTypeWIFI,
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/**
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* Type for Edge, 3G, LTE etc.
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*/
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BITReachabilityTypeWWAN,
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BITReachabilityTypeGPRS,
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BITReachabilityTypeEDGE,
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BITReachabilityType3G,
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BITReachabilityTypeLTE
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};
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FOUNDATION_EXPORT NSString* const kBITReachabilityTypeChangedNotification;
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FOUNDATION_EXPORT NSString* const kBITReachabilityUserInfoName;
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FOUNDATION_EXPORT NSString* const kBITReachabilityUserInfoType;
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/**
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* The BITReachability class is responsible for keep track of the network status currently used.
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* Some customers need to send data only via WiFi. The network status is part of the context fields
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* of an envelop object.
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*/
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@interface BITReachability : NSObject
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///-----------------------------------------------------------------------------
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/// @name Initialization
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///-----------------------------------------------------------------------------
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/**
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* A queue to make calls to the singleton thread safe.
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*/
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@property (nonatomic, strong) dispatch_queue_t singletonQueue;
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/**
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* Returns a shared BITReachability object
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*
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* @return singleton instance.
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*/
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+ (instancetype)sharedInstance;
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///-----------------------------------------------------------------------------
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/// @name Register for network changes
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///-----------------------------------------------------------------------------
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#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_7_0
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/**
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* Object to determine current radio type.
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*/
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@property (nonatomic, strong) CTTelephonyNetworkInfo *radioInfo;
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#endif
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/**
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* A queue for dispatching reachability operations.
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*/
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@property (nonatomic, strong) dispatch_queue_t networkQueue;
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/**
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* Register for network status notifications.
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*/
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- (void)startNetworkStatusTracking;
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/**
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* Unregister for network status notifications.
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*/
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- (void)stopNetworkStatusTracking;
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///-----------------------------------------------------------------------------
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/// @name Broadcast network changes
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///-----------------------------------------------------------------------------
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/**
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* Updates and broadcasts network changes.
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*/
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- (void)notify;
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///-----------------------------------------------------------------------------
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/// @name Get network status
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///-----------------------------------------------------------------------------
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/**
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* Get the current network type.
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*
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* @return the connection type currently used.
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*/
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- (BITReachabilityType)activeReachabilityType;
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/**
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* Get the current network type name.
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*
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* @return a human readable name for the current reachability type.
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*/
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- (NSString *)descriptionForActiveReachabilityType;
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///-----------------------------------------------------------------------------
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/// @name Helper
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///-----------------------------------------------------------------------------
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/**
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* Returns a BITReachabilityType for a given radio technology name.
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*
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* @param technology name of the active radio technology
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*
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* @return reachability Type, which expresses the WWAN connection
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*/
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- (BITReachabilityType)wwanTypeForRadioAccessTechnology:(NSString *)technology;
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/**
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* Returns a human readable name for a given BITReachabilityType.
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*
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* @param reachabilityType the reachability type to convert.
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*
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* @return a human readable type name
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*/
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- (NSString *)descriptionForReachabilityType:(BITReachabilityType)reachabilityType;
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@end
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NS_ASSUME_NONNULL_END
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227
Classes/BITReachability.m
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227
Classes/BITReachability.m
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#import "BITReachability.h"
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#import <CoreFoundation/CoreFoundation.h>
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#import <SystemConfiguration/SystemConfiguration.h>
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#import <netinet/in.h>
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#import <arpa/inet.h>
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#import <ifaddrs.h>
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#import <netdb.h>
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#import <sys/socket.h>
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NSString * const kBITReachabilityTypeChangedNotification = @"BITReachabilityTypeChangedNotification";
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NSString* const kBITReachabilityUserInfoName = @"kName";
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NSString* const kBITReachabilityUserInfoType = @"kType";
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static char *const BITReachabilitySingletonQueue = "com.microsoft.ApplicationInsights.singletonQueue";
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static char *const BITReacabilityNetworkQueue = "com.microsoft.ApplicationInsights.networkQueue";
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static void BITReachabilityCallback(SCNetworkReachabilityRef target, SCNetworkReachabilityFlags flags, void* info){
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if(info != NULL && [(__bridge NSObject*) info isKindOfClass: [BITReachability class]]){
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[(__bridge BITReachability *)info notify];
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}
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}
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@implementation BITReachability{
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SCNetworkReachabilityRef _reachability;
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BITReachabilityType _reachabilityType;
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BOOL _running;
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}
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#pragma mark - Initialize & configure shared instance
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+ (instancetype)sharedInstance {
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static BITReachability *sharedInstance = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sharedInstance = [BITReachability new];
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sharedInstance.singletonQueue = dispatch_queue_create(BITReachabilitySingletonQueue, DISPATCH_QUEUE_SERIAL);
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sharedInstance.networkQueue = dispatch_queue_create(BITReacabilityNetworkQueue, DISPATCH_QUEUE_SERIAL);
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if ([CTTelephonyNetworkInfo class]) {
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sharedInstance.radioInfo = [CTTelephonyNetworkInfo new];
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}
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[sharedInstance configureReachability];
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});
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return sharedInstance;
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}
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- (void)registerRadioObserver{
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__weak typeof(self) weakSelf = self;
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[NSNotificationCenter.defaultCenter addObserverForName:CTRadioAccessTechnologyDidChangeNotification
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object:nil
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queue:nil
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usingBlock:^(NSNotification *note)
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{
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typeof(self) strongSelf = weakSelf;
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[strongSelf notify];
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}];
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}
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- (void)unregisterRadioObserver{
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[NSNotificationCenter.defaultCenter removeObserver:self name:CTRadioAccessTechnologyDidChangeNotification object:nil];
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}
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- (void)configureReachability{
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__weak typeof(self) weakSelf = self;
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dispatch_sync(self.singletonQueue, ^{
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typeof(self) strongSelf = weakSelf;
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struct sockaddr_in zeroAddress;
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bzero(&zeroAddress, sizeof(zeroAddress));
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zeroAddress.sin_len = sizeof(zeroAddress);
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zeroAddress.sin_family = AF_INET;
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SCNetworkReachabilityRef networkReachability = SCNetworkReachabilityCreateWithAddress(kCFAllocatorDefault, (const struct sockaddr *)&zeroAddress);
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if (networkReachability != NULL){
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strongSelf->_reachability = networkReachability;
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}
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});
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}
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#pragma mark - Register for network changes
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- (void)startNetworkStatusTracking{
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__weak typeof(self) weakSelf = self;
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dispatch_async(self.singletonQueue, ^{
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typeof(self) strongSelf = weakSelf;
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if(_running){
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return;
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}
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SCNetworkReachabilityContext context = {0, (__bridge void *)(self), NULL, NULL, NULL};
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context.info = (__bridge void *)self;
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if(SCNetworkReachabilitySetCallback(strongSelf->_reachability, BITReachabilityCallback, &context)){
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if(SCNetworkReachabilitySetDispatchQueue(strongSelf->_reachability, strongSelf.networkQueue)){
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if ([CTTelephonyNetworkInfo class]) {
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[strongSelf registerRadioObserver];
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}
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strongSelf->_running = YES;
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}else{
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SCNetworkReachabilitySetCallback(strongSelf->_reachability, NULL, NULL);
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}
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}
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});
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}
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- (void)stopNetworkStatusTracking{
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__weak typeof(self) weakSelf = self;
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dispatch_async(self.singletonQueue, ^{
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typeof(self) strongSelf = weakSelf;
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if ([CTTelephonyNetworkInfo class]) {
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[strongSelf unregisterRadioObserver];
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}
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if (strongSelf->_reachability != NULL){
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SCNetworkReachabilitySetCallback(strongSelf->_reachability, NULL, NULL);
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SCNetworkReachabilitySetDispatchQueue(strongSelf->_reachability, NULL);
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_running = NO;
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}
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});
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}
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#pragma mark - Broadcast network changes
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- (void)notify{
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__weak typeof(self) weakSelf = self;
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dispatch_async(self.singletonQueue, ^{
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typeof(self) strongSelf = weakSelf;
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_reachabilityType = [strongSelf activeReachabilityType];
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NSDictionary *notificationDict = @{kBITReachabilityUserInfoName:[strongSelf descriptionForReachabilityType:strongSelf->_reachabilityType],
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kBITReachabilityUserInfoType:@(strongSelf->_reachabilityType)};
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dispatch_async(dispatch_get_main_queue(), ^{
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[[NSNotificationCenter defaultCenter] postNotificationName:kBITReachabilityTypeChangedNotification object:nil userInfo:notificationDict];
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});
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});
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}
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#pragma mark - Get network status
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- (BITReachabilityType)activeReachabilityType{
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BITReachabilityType reachabilityType = BITReachabilityTypeNone;
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SCNetworkReachabilityFlags flags;
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if(SCNetworkReachabilityGetFlags(_reachability, &flags)){
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if ((flags & kSCNetworkReachabilityFlagsReachable) == 0){
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return BITReachabilityTypeNone;
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}
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if ((flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0){
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reachabilityType = BITReachabilityTypeWIFI;
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}
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if ((((flags & kSCNetworkReachabilityFlagsConnectionOnDemand ) != 0) ||
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(flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0)){
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if ((flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0){
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reachabilityType = BITReachabilityTypeWIFI;
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}
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}
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if ((flags & kSCNetworkReachabilityFlagsIsWWAN) == kSCNetworkReachabilityFlagsIsWWAN){
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reachabilityType = BITReachabilityTypeWWAN;
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// TODO: Radio info is nil after app returns to foreground, so set reachability type to wwan for now
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if ([CTTelephonyNetworkInfo class] && self.radioInfo && self.radioInfo.currentRadioAccessTechnology) {
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reachabilityType = [self wwanTypeForRadioAccessTechnology:self.radioInfo.currentRadioAccessTechnology];
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}
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}
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}
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return reachabilityType;
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}
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- (NSString *)descriptionForActiveReachabilityType{
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BITReachabilityType currentType = [self activeReachabilityType];
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return [self descriptionForReachabilityType:currentType];
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}
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#pragma mark - Helper
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- (BITReachabilityType)wwanTypeForRadioAccessTechnology:(NSString *)technology{
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BITReachabilityType radioType = BITReachabilityTypeNone;
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// TODO: Check mapping
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if([technology isEqualToString:CTRadioAccessTechnologyGPRS]||
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[technology isEqualToString:CTRadioAccessTechnologyCDMA1x]){
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radioType = BITReachabilityTypeGPRS;
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}else if([technology isEqualToString:CTRadioAccessTechnologyEdge]){
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radioType = BITReachabilityTypeEDGE;
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}else if([technology isEqualToString:CTRadioAccessTechnologyWCDMA]||
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[technology isEqualToString:CTRadioAccessTechnologyHSDPA]||
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[technology isEqualToString:CTRadioAccessTechnologyHSUPA]||
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[technology isEqualToString:CTRadioAccessTechnologyCDMAEVDORev0]||
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[technology isEqualToString:CTRadioAccessTechnologyCDMAEVDORevA]||
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[technology isEqualToString:CTRadioAccessTechnologyCDMAEVDORevB]||
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[technology isEqualToString:CTRadioAccessTechnologyeHRPD]){
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radioType = BITReachabilityType3G;
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}else if([technology isEqualToString:CTRadioAccessTechnologyLTE]){
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radioType = BITReachabilityTypeLTE;
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}
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return radioType;
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}
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- (NSString *)descriptionForReachabilityType:(BITReachabilityType)reachabilityType{
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switch(reachabilityType){
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case BITReachabilityTypeWIFI:
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return @"WIFI";
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case BITReachabilityTypeWWAN:
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return @"WWAN";
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case BITReachabilityTypeGPRS:
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return @"GPRS";
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case BITReachabilityTypeEDGE:
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return @"EDGE";
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case BITReachabilityType3G:
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return @"3G";
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case BITReachabilityTypeLTE:
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return @"LTE";
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default:
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return @"None";
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}
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}
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@end
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@ -105,6 +105,10 @@
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1B87EFCA1B8D30AC0007C96B /* BITOrderedDictionary.h in Headers */ = {isa = PBXBuildFile; fileRef = 1B87EFC71B8D30AC0007C96B /* BITOrderedDictionary.h */; };
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1B87EFCB1B8D30AC0007C96B /* BITOrderedDictionary.m in Sources */ = {isa = PBXBuildFile; fileRef = 1B87EFC81B8D30AC0007C96B /* BITOrderedDictionary.m */; };
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1B87EFCC1B8D30AC0007C96B /* BITOrderedDictionary.m in Sources */ = {isa = PBXBuildFile; fileRef = 1B87EFC81B8D30AC0007C96B /* BITOrderedDictionary.m */; };
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1B98D45A1B98F6CA00B8000B /* BITReachability.h in Headers */ = {isa = PBXBuildFile; fileRef = 1B98D4571B98F6CA00B8000B /* BITReachability.h */; };
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1B98D45B1B98F6CA00B8000B /* BITReachability.h in Headers */ = {isa = PBXBuildFile; fileRef = 1B98D4571B98F6CA00B8000B /* BITReachability.h */; };
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1B98D45C1B98F6CA00B8000B /* BITReachability.m in Sources */ = {isa = PBXBuildFile; fileRef = 1B98D4581B98F6CA00B8000B /* BITReachability.m */; };
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1B98D45D1B98F6CA00B8000B /* BITReachability.m in Sources */ = {isa = PBXBuildFile; fileRef = 1B98D4581B98F6CA00B8000B /* BITReachability.m */; };
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1BD33EAA1B950BC200C3368B /* BITSessionTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 1BD33EA91B950BC200C3368B /* BITSessionTests.m */; };
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1BD33EAB1B950BC200C3368B /* BITSessionTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 1BD33EA91B950BC200C3368B /* BITSessionTests.m */; };
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1BD33EAF1B950DC700C3368B /* BITChannel.h in Headers */ = {isa = PBXBuildFile; fileRef = 1BD33EAD1B950DC700C3368B /* BITChannel.h */; };
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@ -500,6 +504,8 @@
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1B87EFC21B8D2FBA0007C96B /* BITTelemetryObject.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BITTelemetryObject.m; sourceTree = "<group>"; };
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1B87EFC71B8D30AC0007C96B /* BITOrderedDictionary.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BITOrderedDictionary.h; sourceTree = "<group>"; };
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1B87EFC81B8D30AC0007C96B /* BITOrderedDictionary.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BITOrderedDictionary.m; sourceTree = "<group>"; };
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1B98D4571B98F6CA00B8000B /* BITReachability.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BITReachability.h; sourceTree = "<group>"; };
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1B98D4581B98F6CA00B8000B /* BITReachability.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BITReachability.m; sourceTree = "<group>"; };
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1BD33EA91B950BC200C3368B /* BITSessionTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BITSessionTests.m; sourceTree = "<group>"; };
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1BD33EAD1B950DC700C3368B /* BITChannel.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = BITChannel.h; sourceTree = "<group>"; };
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1BD33EAE1B950DC700C3368B /* BITChannel.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = BITChannel.m; sourceTree = "<group>"; };
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@ -1278,6 +1284,7 @@
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1E49A4421612223B00463151 /* BITFeedbackListViewCell.h in Headers */,
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1B330A5B1B98DFC7007844AB /* BITData.h in Headers */,
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1E49A4541612223B00463151 /* BITFeedbackManagerPrivate.h in Headers */,
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1B98D45A1B98F6CA00B8000B /* BITReachability.h in Headers */,
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1E49A4571612223B00463151 /* BITFeedbackMessage.h in Headers */,
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1E49A45D1612223B00463151 /* BITFeedbackUserDataViewController.h in Headers */,
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1B87EFBC1B8D2EF50007C96B /* BITSession.h in Headers */,
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@ -1356,6 +1363,7 @@
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1EB6176F1B0A30D20035A986 /* BITHockeyAttachment.h in Headers */,
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1B330A5C1B98DFC7007844AB /* BITData.h in Headers */,
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1EB617A61B0A319F0035A986 /* BITUpdateManagerPrivate.h in Headers */,
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1B98D45B1B98F6CA00B8000B /* BITReachability.h in Headers */,
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1EB617A41B0A31940035A986 /* BITUpdateManager.h in Headers */,
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1EB617AC1B0A31BA0035A986 /* BITHockeyManager.h in Headers */,
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1B87EFBD1B8D2EF50007C96B /* BITSession.h in Headers */,
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@ -1707,6 +1715,7 @@
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1B87EFBE1B8D2EF50007C96B /* BITSession.m in Sources */,
|
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1E49A4B2161222B900463151 /* BITHockeyBaseManager.m in Sources */,
|
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1B330A931B98EDE5007844AB /* BITLocation.m in Sources */,
|
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1B98D45C1B98F6CA00B8000B /* BITReachability.m in Sources */,
|
||||
B27FBEFF1B9622700082406A /* BITPersistence.m in Sources */,
|
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973EC8C018BE2B5B00DBFFBB /* BITBlurImageAnnotation.m in Sources */,
|
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9760F6D018BB685600959B93 /* BITImageAnnotation.m in Sources */,
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@ -1798,6 +1807,7 @@
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1B87EFBF1B8D2EF50007C96B /* BITSession.m in Sources */,
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1EB617851B0A313A0035A986 /* BITRectangleImageAnnotation.m in Sources */,
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1B330A941B98EDE5007844AB /* BITLocation.m in Sources */,
|
||||
1B98D45D1B98F6CA00B8000B /* BITReachability.m in Sources */,
|
||||
B27FBF001B9622700082406A /* BITPersistence.m in Sources */,
|
||||
1EB6177E1B0A31200035A986 /* BITCrashAttachment.m in Sources */,
|
||||
1EB6176E1B0A30CF0035A986 /* BITWebTableViewCell.m in Sources */,
|
||||
|
||||
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Reference in New Issue
Block a user