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RNCWebViewManager.m 8.1KB

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  1. /**
  2. * Copyright (c) 2015-present, Facebook, Inc.
  3. *
  4. * This source code is licensed under the MIT license found in the
  5. * LICENSE file in the root directory of this source tree.
  6. */
  7. #import "RNCWebViewManager.h"
  8. #import <React/RCTUIManager.h>
  9. #import <React/RCTDefines.h>
  10. #import "RNCWebView.h"
  11. @interface RNCWebViewManager () <RNCWebViewDelegate>
  12. @end
  13. @implementation RNCWebViewManager
  14. {
  15. NSConditionLock *_shouldStartLoadLock;
  16. BOOL _shouldStartLoad;
  17. }
  18. RCT_EXPORT_MODULE()
  19. #if !TARGET_OS_OSX
  20. - (UIView *)view
  21. #else
  22. - (RCTUIView *)view
  23. #endif // !TARGET_OS_OSX
  24. {
  25. RNCWebView *webView = [RNCWebView new];
  26. webView.delegate = self;
  27. return webView;
  28. }
  29. RCT_EXPORT_VIEW_PROPERTY(source, NSDictionary)
  30. RCT_EXPORT_VIEW_PROPERTY(onLoadingStart, RCTDirectEventBlock)
  31. RCT_EXPORT_VIEW_PROPERTY(onLoadingFinish, RCTDirectEventBlock)
  32. RCT_EXPORT_VIEW_PROPERTY(onLoadingError, RCTDirectEventBlock)
  33. RCT_EXPORT_VIEW_PROPERTY(onLoadingProgress, RCTDirectEventBlock)
  34. RCT_EXPORT_VIEW_PROPERTY(onHttpError, RCTDirectEventBlock)
  35. RCT_EXPORT_VIEW_PROPERTY(onShouldStartLoadWithRequest, RCTDirectEventBlock)
  36. RCT_EXPORT_VIEW_PROPERTY(onContentProcessDidTerminate, RCTDirectEventBlock)
  37. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScript, NSString)
  38. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScriptBeforeContentLoaded, NSString)
  39. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScriptForMainFrameOnly, BOOL)
  40. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScriptBeforeContentLoadedForMainFrameOnly, BOOL)
  41. RCT_EXPORT_VIEW_PROPERTY(javaScriptEnabled, BOOL)
  42. RCT_EXPORT_VIEW_PROPERTY(allowFileAccessFromFileURLs, BOOL)
  43. RCT_EXPORT_VIEW_PROPERTY(allowsInlineMediaPlayback, BOOL)
  44. RCT_EXPORT_VIEW_PROPERTY(mediaPlaybackRequiresUserAction, BOOL)
  45. #if WEBKIT_IOS_10_APIS_AVAILABLE
  46. RCT_EXPORT_VIEW_PROPERTY(dataDetectorTypes, WKDataDetectorTypes)
  47. #endif
  48. RCT_EXPORT_VIEW_PROPERTY(contentInset, UIEdgeInsets)
  49. RCT_EXPORT_VIEW_PROPERTY(automaticallyAdjustContentInsets, BOOL)
  50. RCT_EXPORT_VIEW_PROPERTY(hideKeyboardAccessoryView, BOOL)
  51. RCT_EXPORT_VIEW_PROPERTY(allowsBackForwardNavigationGestures, BOOL)
  52. RCT_EXPORT_VIEW_PROPERTY(incognito, BOOL)
  53. RCT_EXPORT_VIEW_PROPERTY(pagingEnabled, BOOL)
  54. RCT_EXPORT_VIEW_PROPERTY(userAgent, NSString)
  55. RCT_EXPORT_VIEW_PROPERTY(applicationNameForUserAgent, NSString)
  56. RCT_EXPORT_VIEW_PROPERTY(cacheEnabled, BOOL)
  57. RCT_EXPORT_VIEW_PROPERTY(allowsLinkPreview, BOOL)
  58. RCT_EXPORT_VIEW_PROPERTY(allowingReadAccessToURL, NSString)
  59. #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 110000 /* __IPHONE_11_0 */
  60. RCT_EXPORT_VIEW_PROPERTY(contentInsetAdjustmentBehavior, UIScrollViewContentInsetAdjustmentBehavior)
  61. #endif
  62. /**
  63. * Expose methods to enable messaging the webview.
  64. */
  65. RCT_EXPORT_VIEW_PROPERTY(messagingEnabled, BOOL)
  66. RCT_EXPORT_VIEW_PROPERTY(onMessage, RCTDirectEventBlock)
  67. RCT_EXPORT_VIEW_PROPERTY(onScroll, RCTDirectEventBlock)
  68. RCT_EXPORT_METHOD(postMessage:(nonnull NSNumber *)reactTag message:(NSString *)message)
  69. {
  70. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  71. RNCWebView *view = viewRegistry[reactTag];
  72. if (![view isKindOfClass:[RNCWebView class]]) {
  73. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  74. } else {
  75. [view postMessage:message];
  76. }
  77. }];
  78. }
  79. RCT_CUSTOM_VIEW_PROPERTY(bounces, BOOL, RNCWebView) {
  80. view.bounces = json == nil ? true : [RCTConvert BOOL: json];
  81. }
  82. RCT_CUSTOM_VIEW_PROPERTY(useSharedProcessPool, BOOL, RNCWebView) {
  83. view.useSharedProcessPool = json == nil ? true : [RCTConvert BOOL: json];
  84. }
  85. RCT_CUSTOM_VIEW_PROPERTY(scrollEnabled, BOOL, RNCWebView) {
  86. view.scrollEnabled = json == nil ? true : [RCTConvert BOOL: json];
  87. }
  88. RCT_CUSTOM_VIEW_PROPERTY(sharedCookiesEnabled, BOOL, RNCWebView) {
  89. view.sharedCookiesEnabled = json == nil ? false : [RCTConvert BOOL: json];
  90. }
  91. #if !TARGET_OS_OSX
  92. RCT_CUSTOM_VIEW_PROPERTY(decelerationRate, CGFloat, RNCWebView) {
  93. view.decelerationRate = json == nil ? UIScrollViewDecelerationRateNormal : [RCTConvert CGFloat: json];
  94. }
  95. #endif // !TARGET_OS_OSX
  96. RCT_CUSTOM_VIEW_PROPERTY(directionalLockEnabled, BOOL, RNCWebView) {
  97. view.directionalLockEnabled = json == nil ? true : [RCTConvert BOOL: json];
  98. }
  99. RCT_CUSTOM_VIEW_PROPERTY(showsHorizontalScrollIndicator, BOOL, RNCWebView) {
  100. view.showsHorizontalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  101. }
  102. RCT_CUSTOM_VIEW_PROPERTY(showsVerticalScrollIndicator, BOOL, RNCWebView) {
  103. view.showsVerticalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  104. }
  105. RCT_CUSTOM_VIEW_PROPERTY(keyboardDisplayRequiresUserAction, BOOL, RNCWebView) {
  106. view.keyboardDisplayRequiresUserAction = json == nil ? true : [RCTConvert BOOL: json];
  107. }
  108. RCT_EXPORT_METHOD(injectJavaScript:(nonnull NSNumber *)reactTag script:(NSString *)script)
  109. {
  110. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  111. RNCWebView *view = viewRegistry[reactTag];
  112. if (![view isKindOfClass:[RNCWebView class]]) {
  113. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  114. } else {
  115. [view injectJavaScript:script];
  116. }
  117. }];
  118. }
  119. RCT_EXPORT_METHOD(goBack:(nonnull NSNumber *)reactTag)
  120. {
  121. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  122. RNCWebView *view = viewRegistry[reactTag];
  123. if (![view isKindOfClass:[RNCWebView class]]) {
  124. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  125. } else {
  126. [view goBack];
  127. }
  128. }];
  129. }
  130. RCT_EXPORT_METHOD(goForward:(nonnull NSNumber *)reactTag)
  131. {
  132. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  133. RNCWebView *view = viewRegistry[reactTag];
  134. if (![view isKindOfClass:[RNCWebView class]]) {
  135. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  136. } else {
  137. [view goForward];
  138. }
  139. }];
  140. }
  141. RCT_EXPORT_METHOD(reload:(nonnull NSNumber *)reactTag)
  142. {
  143. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  144. RNCWebView *view = viewRegistry[reactTag];
  145. if (![view isKindOfClass:[RNCWebView class]]) {
  146. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  147. } else {
  148. [view reload];
  149. }
  150. }];
  151. }
  152. RCT_EXPORT_METHOD(stopLoading:(nonnull NSNumber *)reactTag)
  153. {
  154. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  155. RNCWebView *view = viewRegistry[reactTag];
  156. if (![view isKindOfClass:[RNCWebView class]]) {
  157. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  158. } else {
  159. [view stopLoading];
  160. }
  161. }];
  162. }
  163. #pragma mark - Exported synchronous methods
  164. - (BOOL) webView:(RNCWebView *)webView
  165. shouldStartLoadForRequest:(NSMutableDictionary<NSString *, id> *)request
  166. withCallback:(RCTDirectEventBlock)callback
  167. {
  168. _shouldStartLoadLock = [[NSConditionLock alloc] initWithCondition:arc4random()];
  169. _shouldStartLoad = YES;
  170. request[@"lockIdentifier"] = @(_shouldStartLoadLock.condition);
  171. callback(request);
  172. // Block the main thread for a maximum of 250ms until the JS thread returns
  173. if ([_shouldStartLoadLock lockWhenCondition:0 beforeDate:[NSDate dateWithTimeIntervalSinceNow:.25]]) {
  174. BOOL returnValue = _shouldStartLoad;
  175. [_shouldStartLoadLock unlock];
  176. _shouldStartLoadLock = nil;
  177. return returnValue;
  178. } else {
  179. RCTLogWarn(@"Did not receive response to shouldStartLoad in time, defaulting to YES");
  180. return YES;
  181. }
  182. }
  183. RCT_EXPORT_METHOD(startLoadWithResult:(BOOL)result lockIdentifier:(NSInteger)lockIdentifier)
  184. {
  185. if ([_shouldStartLoadLock tryLockWhenCondition:lockIdentifier]) {
  186. _shouldStartLoad = result;
  187. [_shouldStartLoadLock unlockWithCondition:0];
  188. } else {
  189. RCTLogWarn(@"startLoadWithResult invoked with invalid lockIdentifier: "
  190. "got %lld, expected %lld", (long long)lockIdentifier, (long long)_shouldStartLoadLock.condition);
  191. }
  192. }
  193. @end