122 lines
3.5 KiB
Objective-C
122 lines
3.5 KiB
Objective-C
//
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// KBExtensionAppLauncher.m
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// CustomKeyboard
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//
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#import "KBExtensionAppLauncher.h"
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#import <objc/message.h>
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@implementation KBExtensionAppLauncher
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+ (void)openPrimaryURL:(NSURL * _Nullable)primaryURL
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fallbackURL:(NSURL * _Nullable)fallbackURL
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usingInputController:(UIInputViewController *)ivc
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source:(UIResponder *)source
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completion:(void (^ _Nullable)(BOOL success))completion {
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if (!ivc || (!primaryURL && !fallbackURL)) {
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if (completion) { completion(NO); }
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return;
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}
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// 保证在主线程回调，避免调用方再做一次 dispatch。
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void (^finish)(BOOL) = ^(BOOL ok){
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if (!completion) return;
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if ([NSThread isMainThread]) {
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completion(ok);
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} else {
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dispatch_async(dispatch_get_main_queue(), ^{ completion(ok); });
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}
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};
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NSURL *first = primaryURL ?: fallbackURL;
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NSURL *second = (first == primaryURL) ? fallbackURL : nil;
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if (!first) {
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finish(NO);
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return;
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}
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[ivc.extensionContext openURL:first completionHandler:^(BOOL ok) {
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if (ok) {
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finish(YES);
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return;
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}
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if (second) {
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[ivc.extensionContext openURL:second completionHandler:^(BOOL ok2) {
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if (ok2) {
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finish(YES);
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return;
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}
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BOOL bridged = [self p_bridgeFirst:first second:second from:source];
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finish(bridged);
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}];
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} else {
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BOOL bridged = [self p_bridgeFirst:first second:nil from:source];
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finish(bridged);
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}
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}];
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}
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+ (void)openScheme:(NSURL *)scheme
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usingInputController:(UIInputViewController *)ivc
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source:(UIResponder *)source
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completion:(void (^ _Nullable)(BOOL success))completion {
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[self openPrimaryURL:scheme
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fallbackURL:nil
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usingInputController:ivc
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source:source
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completion:completion];
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}
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#pragma mark - Private
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// 通过响应链尝试调用 openURL:（等价于原 KBURLOpenBridge 实现）
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+ (BOOL)p_openURLViaResponder:(NSURL *)url from:(UIResponder *)start {
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#if KB_URL_BRIDGE_ENABLE
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if (!url || !start) return NO;
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SEL sel = NSSelectorFromString(@"openURL:");
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UIResponder *responder = start;
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while (responder) {
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@try {
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if ([responder respondsToSelector:sel]) {
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BOOL handled = NO;
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BOOL (*funcBool)(id, SEL, NSURL *) = (BOOL (*)(id, SEL, NSURL *))objc_msgSend;
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if (funcBool) {
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handled = funcBool(responder, sel, url);
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} else {
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
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[responder performSelector:sel withObject:url];
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handled = YES;
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#pragma clang diagnostic pop
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}
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return handled;
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}
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} @catch (__unused NSException *e) {
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// ignore and continue
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}
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responder = responder.nextResponder;
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}
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return NO;
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#else
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(void)url; (void)start;
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return NO;
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#endif
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}
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+ (BOOL)p_bridgeFirst:(NSURL * _Nullable)first
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second:(NSURL * _Nullable)second
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from:(UIResponder *)source {
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BOOL bridged = NO;
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if (first) {
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bridged = [self p_openURLViaResponder:first from:source];
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}
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if (!bridged && second) {
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bridged = [self p_openURLViaResponder:second from:source];
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}
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return bridged;
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}
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@end
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