| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #import "ios/chrome/app/chrome_app_startup_parameters.h" |
| |
| #include "base/logging.h" |
| #include "base/mac/foundation_util.h" |
| #include "base/mac/scoped_nsobject.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "base/metrics/user_metrics_action.h" |
| #include "base/strings/sys_string_conversions.h" |
| #include "ios/chrome/browser/chrome_url_constants.h" |
| #include "ios/chrome/browser/xcallback_parameters.h" |
| #include "ios/chrome/common/app_group/app_group_constants.h" |
| #include "ios/chrome/common/x_callback_url.h" |
| #import "net/base/mac/url_conversions.h" |
| #include "url/gurl.h" |
| |
| namespace { |
| |
| // Key of the UMA Startup.MobileSessionStartAction histogram. |
| const char kUMAMobileSessionStartActionHistogram[] = |
| "Startup.MobileSessionStartAction"; |
| |
| const char kApplicationGroupCommandDelay[] = |
| "Startup.ApplicationGroupCommandDelay"; |
| |
| // URL Query String parameter to indicate that this openURL: request arrived |
| // here due to a Smart App Banner presentation on a Google.com page. |
| NSString* const kSmartAppBannerKey = @"safarisab"; |
| |
| const CGFloat kAppGroupTriggersVoiceSearchTimeout = 15.0; |
| |
| // Values of the UMA Startup.MobileSessionStartAction histogram. |
| enum MobileSessionStartAction { |
| START_ACTION_OPEN_HTTP = 0, |
| START_ACTION_OPEN_HTTPS, |
| START_ACTION_OPEN_FILE, |
| START_ACTION_XCALLBACK_OPEN, |
| START_ACTION_XCALLBACK_OTHER, |
| START_ACTION_OTHER, |
| START_ACTION_XCALLBACK_APPGROUP_COMMAND, |
| MOBILE_SESSION_START_ACTION_COUNT, |
| }; |
| |
| } // namespace |
| |
| @implementation ChromeAppStartupParameters { |
| base::scoped_nsobject<NSString> _secureSourceApp; |
| base::scoped_nsobject<NSString> _declaredSourceApp; |
| base::scoped_nsobject<NSURL> _completeURL; |
| } |
| |
| - (instancetype)initWithExternalURL:(const GURL&)externalURL |
| xCallbackParameters:(XCallbackParameters*)xCallbackParameters { |
| NOTREACHED(); |
| return nil; |
| } |
| |
| - (instancetype)initWithExternalURL:(const GURL&)externalURL |
| xCallbackParameters:(XCallbackParameters*)xCallbackParameters |
| declaredSourceApp:(NSString*)declaredSourceApp |
| secureSourceApp:(NSString*)secureSourceApp |
| completeURL:(NSURL*)completeURL { |
| self = [super initWithExternalURL:externalURL |
| xCallbackParameters:xCallbackParameters]; |
| if (self) { |
| _declaredSourceApp.reset([declaredSourceApp copy]); |
| _secureSourceApp.reset([secureSourceApp copy]); |
| _completeURL.reset([completeURL retain]); |
| } |
| return self; |
| } |
| |
| + (instancetype)newChromeAppStartupParametersWithURL:(NSURL*)completeURL |
| fromSourceApplication:(NSString*)appId { |
| GURL gurl = net::GURLWithNSURL(completeURL); |
| |
| if (!gurl.is_valid() || gurl.scheme().length() == 0) |
| return nil; |
| |
| // TODO(ios): Temporary fix for b/7174478 |
| if (IsXCallbackURL(gurl)) { |
| NSString* action = [completeURL path]; |
| // Currently only "open" and "extension-command" are supported. |
| // Other actions are being considered (see b/6914153). |
| if ([action |
| isEqualToString: |
| [NSString |
| stringWithFormat: |
| @"/%s", app_group::kChromeAppGroupXCallbackCommand]]) { |
| UMA_HISTOGRAM_ENUMERATION(kUMAMobileSessionStartActionHistogram, |
| START_ACTION_XCALLBACK_APPGROUP_COMMAND, |
| MOBILE_SESSION_START_ACTION_COUNT); |
| return [ChromeAppStartupParameters |
| newExtensionCommandAppStartupParametersFromWithURL:completeURL |
| fromSourceApplication:appId]; |
| } |
| |
| if (![action isEqualToString:@"/open"]) { |
| UMA_HISTOGRAM_ENUMERATION(kUMAMobileSessionStartActionHistogram, |
| START_ACTION_XCALLBACK_OTHER, |
| MOBILE_SESSION_START_ACTION_COUNT); |
| return nil; |
| } |
| |
| UMA_HISTOGRAM_ENUMERATION(kUMAMobileSessionStartActionHistogram, |
| START_ACTION_XCALLBACK_OPEN, |
| MOBILE_SESSION_START_ACTION_COUNT); |
| |
| std::map<std::string, std::string> parameters = |
| ExtractQueryParametersFromXCallbackURL(gurl); |
| GURL url = GURL(parameters["url"]); |
| if (!url.is_valid() || |
| (!url.SchemeIs(url::kHttpScheme) && !url.SchemeIs(url::kHttpsScheme))) { |
| return nil; |
| } |
| |
| base::scoped_nsobject<XCallbackParameters> xcallbackParameters( |
| [[XCallbackParameters alloc] initWithSourceAppId:appId]); |
| |
| return [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:url |
| xCallbackParameters:xcallbackParameters |
| declaredSourceApp:appId |
| secureSourceApp:nil |
| completeURL:completeURL]; |
| |
| } else if (gurl.SchemeIsFile()) { |
| UMA_HISTOGRAM_ENUMERATION(kUMAMobileSessionStartActionHistogram, |
| START_ACTION_OPEN_FILE, |
| MOBILE_SESSION_START_ACTION_COUNT); |
| // |url| is the path to a file received from another application. |
| GURL::Replacements replacements; |
| const std::string host(kChromeUIExternalFileHost); |
| std::string filename = gurl.ExtractFileName(); |
| replacements.SetPathStr(filename); |
| replacements.SetSchemeStr(kChromeUIScheme); |
| replacements.SetHostStr(host); |
| GURL externalURL = gurl.ReplaceComponents(replacements); |
| if (!externalURL.is_valid()) |
| return nil; |
| return [[ChromeAppStartupParameters alloc] initWithExternalURL:externalURL |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:nil |
| completeURL:completeURL]; |
| } else { |
| // Replace the scheme with https or http depending on whether the input |
| // |url| scheme ends with an 's'. |
| BOOL useHttps = gurl.scheme()[gurl.scheme().length() - 1] == 's'; |
| MobileSessionStartAction action = |
| useHttps ? START_ACTION_OPEN_HTTPS : START_ACTION_OPEN_HTTP; |
| UMA_HISTOGRAM_ENUMERATION(kUMAMobileSessionStartActionHistogram, action, |
| MOBILE_SESSION_START_ACTION_COUNT); |
| GURL::Replacements replace_scheme; |
| if (useHttps) |
| replace_scheme.SetSchemeStr(url::kHttpsScheme); |
| else |
| replace_scheme.SetSchemeStr(url::kHttpScheme); |
| GURL externalURL = gurl.ReplaceComponents(replace_scheme); |
| if (!externalURL.is_valid()) |
| return nil; |
| return [[ChromeAppStartupParameters alloc] initWithExternalURL:externalURL |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:nil |
| completeURL:completeURL]; |
| } |
| } |
| |
| + (instancetype)newExtensionCommandAppStartupParametersFromWithURL:(NSURL*)url |
| fromSourceApplication: |
| (NSString*)appId { |
| NSString* appGroup = app_group::ApplicationGroup(); |
| base::scoped_nsobject<NSUserDefaults> sharedDefaults( |
| [[NSUserDefaults alloc] initWithSuiteName:appGroup]); |
| |
| NSString* commandDictionaryPreference = |
| base::SysUTF8ToNSString(app_group::kChromeAppGroupCommandPreference); |
| NSDictionary* commandDictionary = base::mac::ObjCCast<NSDictionary>( |
| [sharedDefaults objectForKey:commandDictionaryPreference]); |
| |
| [sharedDefaults removeObjectForKey:commandDictionaryPreference]; |
| |
| // |sharedDefaults| is used for communication between apps. Synchronize to |
| // avoid synchronization issues (like removing the next order). |
| [sharedDefaults synchronize]; |
| |
| if (!commandDictionary) { |
| return nil; |
| } |
| |
| NSString* commandCallerPreference = |
| base::SysUTF8ToNSString(app_group::kChromeAppGroupCommandAppPreference); |
| NSString* commandCaller = base::mac::ObjCCast<NSString>( |
| [commandDictionary objectForKey:commandCallerPreference]); |
| |
| NSString* commandPreference = base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupCommandCommandPreference); |
| NSString* command = base::mac::ObjCCast<NSString>( |
| [commandDictionary objectForKey:commandPreference]); |
| |
| NSString* commandTimePreference = |
| base::SysUTF8ToNSString(app_group::kChromeAppGroupCommandTimePreference); |
| id commandTime = base::mac::ObjCCast<NSDate>( |
| [commandDictionary objectForKey:commandTimePreference]); |
| |
| NSString* commandParameterPreference = base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupCommandParameterPreference); |
| NSString* commandParameter = base::mac::ObjCCast<NSString>( |
| [commandDictionary objectForKey:commandParameterPreference]); |
| |
| if (!commandCaller || !command || !commandTimePreference) { |
| return nil; |
| } |
| |
| // Check the time of the last request to avoid app from intercepting old |
| // open url request and replay it later. |
| NSTimeInterval delay = [[NSDate date] timeIntervalSinceDate:commandTime]; |
| UMA_HISTOGRAM_COUNTS_100(kApplicationGroupCommandDelay, delay); |
| if (delay > kAppGroupTriggersVoiceSearchTimeout) |
| return nil; |
| return [ChromeAppStartupParameters |
| newAppStartupParametersForCommand:command |
| withParameter:commandParameter |
| withURL:url |
| fromSourceApplication:appId |
| fromSecureSourceApplication:commandCaller]; |
| } |
| |
| + (instancetype)newAppStartupParametersForCommand:(NSString*)command |
| withParameter:(id)parameter |
| withURL:(NSURL*)url |
| fromSourceApplication:(NSString*)appId |
| fromSecureSourceApplication:(NSString*)secureSourceApp { |
| if ([command |
| isEqualToString:base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupVoiceSearchCommand)]) { |
| ChromeAppStartupParameters* params = [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:GURL(kChromeUINewTabURL) |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| [params setLaunchVoiceSearch:YES]; |
| return params; |
| } |
| |
| if ([command isEqualToString:base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupNewTabCommand)]) { |
| return [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:GURL(kChromeUINewTabURL) |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| } |
| |
| if ([command |
| isEqualToString:base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupFocusOmniboxCommand)]) { |
| ChromeAppStartupParameters* params = [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:GURL(kChromeUINewTabURL) |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| [params setLaunchFocusOmnibox:YES]; |
| return params; |
| } |
| |
| if ([command isEqualToString:base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupOpenURLCommand)]) { |
| if (!parameter || ![parameter isKindOfClass:[NSString class]]) |
| return nil; |
| GURL externalURL(base::SysNSStringToUTF8(parameter)); |
| if (!externalURL.is_valid() || !externalURL.SchemeIsHTTPOrHTTPS()) |
| return nil; |
| return |
| [[ChromeAppStartupParameters alloc] initWithExternalURL:externalURL |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| } |
| |
| if ([command |
| isEqualToString:base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupQRScannerCommand)]) { |
| ChromeAppStartupParameters* params = [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:GURL(kChromeUINewTabURL) |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| [params setLaunchQRScanner:YES]; |
| return params; |
| } |
| |
| if ([command isEqualToString: |
| base::SysUTF8ToNSString( |
| app_group::kChromeAppGroupIncognitoSearchCommand)]) { |
| ChromeAppStartupParameters* params = [[ChromeAppStartupParameters alloc] |
| initWithExternalURL:GURL(kChromeUINewTabURL) |
| xCallbackParameters:nil |
| declaredSourceApp:appId |
| secureSourceApp:secureSourceApp |
| completeURL:url]; |
| [params setLaunchInIncognito:YES]; |
| [params setLaunchFocusOmnibox:YES]; |
| return params; |
| } |
| |
| return nil; |
| } |
| |
| - (MobileSessionCallerApp)callerApp { |
| if ([_secureSourceApp isEqualToString:@"TodayExtension"]) |
| return CALLER_APP_GOOGLE_CHROME_TODAY_EXTENSION; |
| |
| if (![_declaredSourceApp length]) |
| return CALLER_APP_NOT_AVAILABLE; |
| if ([_declaredSourceApp isEqualToString:@"com.google.GoogleMobile"]) |
| return CALLER_APP_GOOGLE_SEARCH; |
| if ([_declaredSourceApp isEqualToString:@"com.google.Gmail"]) |
| return CALLER_APP_GOOGLE_GMAIL; |
| if ([_declaredSourceApp isEqualToString:@"com.google.GooglePlus"]) |
| return CALLER_APP_GOOGLE_PLUS; |
| if ([_declaredSourceApp isEqualToString:@"com.google.Drive"]) |
| return CALLER_APP_GOOGLE_DRIVE; |
| if ([_declaredSourceApp isEqualToString:@"com.google.b612"]) |
| return CALLER_APP_GOOGLE_EARTH; |
| if ([_declaredSourceApp isEqualToString:@"com.google.ios.youtube"]) |
| return CALLER_APP_GOOGLE_YOUTUBE; |
| if ([_declaredSourceApp isEqualToString:@"com.google.Maps"]) |
| return CALLER_APP_GOOGLE_MAPS; |
| if ([_declaredSourceApp hasPrefix:@"com.google."]) |
| return CALLER_APP_GOOGLE_OTHER; |
| if ([_declaredSourceApp isEqualToString:@"com.apple.mobilesafari"]) |
| return CALLER_APP_APPLE_MOBILESAFARI; |
| if ([_declaredSourceApp hasPrefix:@"com.apple."]) |
| return CALLER_APP_APPLE_OTHER; |
| |
| return CALLER_APP_OTHER; |
| } |
| |
| - (first_run::ExternalLaunch)launchSource { |
| if ([self callerApp] != CALLER_APP_APPLE_MOBILESAFARI) { |
| return first_run::LAUNCH_BY_OTHERS; |
| } |
| |
| NSString* query = [_completeURL query]; |
| // Takes care of degenerated case of no QUERY_STRING. |
| if (![query length]) |
| return first_run::LAUNCH_BY_MOBILESAFARI; |
| // Look for |kSmartAppBannerKey| anywhere within the query string. |
| NSRange found = [query rangeOfString:kSmartAppBannerKey]; |
| if (found.location == NSNotFound) |
| return first_run::LAUNCH_BY_MOBILESAFARI; |
| // |kSmartAppBannerKey| can be at the beginning or end of the query |
| // string and may also be optionally followed by a equal sign and a value. |
| // For now, just look for the presence of the key and ignore the value. |
| if (found.location + found.length < [query length]) { |
| // There are characters following the found location. |
| unichar charAfter = |
| [query characterAtIndex:(found.location + found.length)]; |
| if (charAfter != '&' && charAfter != '=') |
| return first_run::LAUNCH_BY_MOBILESAFARI; |
| } |
| if (found.location > 0) { |
| unichar charBefore = [query characterAtIndex:(found.location - 1)]; |
| if (charBefore != '&') |
| return first_run::LAUNCH_BY_MOBILESAFARI; |
| } |
| return first_run::LAUNCH_BY_SMARTAPPBANNER; |
| } |
| |
| @end |
