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RNCWebViewManager.m 7.9KB

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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(javaScriptEnabled, BOOL)
  40. RCT_EXPORT_VIEW_PROPERTY(allowFileAccessFromFileURLs, BOOL)
  41. RCT_EXPORT_VIEW_PROPERTY(allowsInlineMediaPlayback, BOOL)
  42. RCT_EXPORT_VIEW_PROPERTY(mediaPlaybackRequiresUserAction, BOOL)
  43. #if WEBKIT_IOS_10_APIS_AVAILABLE
  44. RCT_EXPORT_VIEW_PROPERTY(dataDetectorTypes, WKDataDetectorTypes)
  45. #endif
  46. RCT_EXPORT_VIEW_PROPERTY(contentInset, UIEdgeInsets)
  47. RCT_EXPORT_VIEW_PROPERTY(automaticallyAdjustContentInsets, BOOL)
  48. RCT_EXPORT_VIEW_PROPERTY(hideKeyboardAccessoryView, BOOL)
  49. RCT_EXPORT_VIEW_PROPERTY(allowsBackForwardNavigationGestures, BOOL)
  50. RCT_EXPORT_VIEW_PROPERTY(incognito, BOOL)
  51. RCT_EXPORT_VIEW_PROPERTY(pagingEnabled, BOOL)
  52. RCT_EXPORT_VIEW_PROPERTY(userAgent, NSString)
  53. RCT_EXPORT_VIEW_PROPERTY(applicationNameForUserAgent, NSString)
  54. RCT_EXPORT_VIEW_PROPERTY(cacheEnabled, BOOL)
  55. RCT_EXPORT_VIEW_PROPERTY(allowsLinkPreview, BOOL)
  56. RCT_EXPORT_VIEW_PROPERTY(allowingReadAccessToURL, NSString)
  57. #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 110000 /* __IPHONE_11_0 */
  58. RCT_EXPORT_VIEW_PROPERTY(contentInsetAdjustmentBehavior, UIScrollViewContentInsetAdjustmentBehavior)
  59. #endif
  60. /**
  61. * Expose methods to enable messaging the webview.
  62. */
  63. RCT_EXPORT_VIEW_PROPERTY(messagingEnabled, BOOL)
  64. RCT_EXPORT_VIEW_PROPERTY(onMessage, RCTDirectEventBlock)
  65. RCT_EXPORT_VIEW_PROPERTY(onScroll, RCTDirectEventBlock)
  66. RCT_EXPORT_METHOD(postMessage:(nonnull NSNumber *)reactTag message:(NSString *)message)
  67. {
  68. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  69. RNCWebView *view = viewRegistry[reactTag];
  70. if (![view isKindOfClass:[RNCWebView class]]) {
  71. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  72. } else {
  73. [view postMessage:message];
  74. }
  75. }];
  76. }
  77. RCT_CUSTOM_VIEW_PROPERTY(bounces, BOOL, RNCWebView) {
  78. view.bounces = json == nil ? true : [RCTConvert BOOL: json];
  79. }
  80. RCT_CUSTOM_VIEW_PROPERTY(useSharedProcessPool, BOOL, RNCWebView) {
  81. view.useSharedProcessPool = json == nil ? true : [RCTConvert BOOL: json];
  82. }
  83. RCT_CUSTOM_VIEW_PROPERTY(scrollEnabled, BOOL, RNCWebView) {
  84. view.scrollEnabled = json == nil ? true : [RCTConvert BOOL: json];
  85. }
  86. RCT_CUSTOM_VIEW_PROPERTY(sharedCookiesEnabled, BOOL, RNCWebView) {
  87. view.sharedCookiesEnabled = json == nil ? false : [RCTConvert BOOL: json];
  88. }
  89. #if !TARGET_OS_OSX
  90. RCT_CUSTOM_VIEW_PROPERTY(decelerationRate, CGFloat, RNCWebView) {
  91. view.decelerationRate = json == nil ? UIScrollViewDecelerationRateNormal : [RCTConvert CGFloat: json];
  92. }
  93. #endif // !TARGET_OS_OSX
  94. RCT_CUSTOM_VIEW_PROPERTY(directionalLockEnabled, BOOL, RNCWebView) {
  95. view.directionalLockEnabled = json == nil ? true : [RCTConvert BOOL: json];
  96. }
  97. RCT_CUSTOM_VIEW_PROPERTY(showsHorizontalScrollIndicator, BOOL, RNCWebView) {
  98. view.showsHorizontalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  99. }
  100. RCT_CUSTOM_VIEW_PROPERTY(showsVerticalScrollIndicator, BOOL, RNCWebView) {
  101. view.showsVerticalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  102. }
  103. RCT_CUSTOM_VIEW_PROPERTY(keyboardDisplayRequiresUserAction, BOOL, RNCWebView) {
  104. view.keyboardDisplayRequiresUserAction = json == nil ? true : [RCTConvert BOOL: json];
  105. }
  106. RCT_EXPORT_METHOD(injectJavaScript:(nonnull NSNumber *)reactTag script:(NSString *)script)
  107. {
  108. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  109. RNCWebView *view = viewRegistry[reactTag];
  110. if (![view isKindOfClass:[RNCWebView class]]) {
  111. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  112. } else {
  113. [view injectJavaScript:script];
  114. }
  115. }];
  116. }
  117. RCT_EXPORT_METHOD(goBack:(nonnull NSNumber *)reactTag)
  118. {
  119. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  120. RNCWebView *view = viewRegistry[reactTag];
  121. if (![view isKindOfClass:[RNCWebView class]]) {
  122. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  123. } else {
  124. [view goBack];
  125. }
  126. }];
  127. }
  128. RCT_EXPORT_METHOD(goForward:(nonnull NSNumber *)reactTag)
  129. {
  130. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  131. RNCWebView *view = viewRegistry[reactTag];
  132. if (![view isKindOfClass:[RNCWebView class]]) {
  133. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  134. } else {
  135. [view goForward];
  136. }
  137. }];
  138. }
  139. RCT_EXPORT_METHOD(reload:(nonnull NSNumber *)reactTag)
  140. {
  141. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  142. RNCWebView *view = viewRegistry[reactTag];
  143. if (![view isKindOfClass:[RNCWebView class]]) {
  144. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  145. } else {
  146. [view reload];
  147. }
  148. }];
  149. }
  150. RCT_EXPORT_METHOD(stopLoading:(nonnull NSNumber *)reactTag)
  151. {
  152. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  153. RNCWebView *view = viewRegistry[reactTag];
  154. if (![view isKindOfClass:[RNCWebView class]]) {
  155. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  156. } else {
  157. [view stopLoading];
  158. }
  159. }];
  160. }
  161. #pragma mark - Exported synchronous methods
  162. - (BOOL) webView:(RNCWebView *)webView
  163. shouldStartLoadForRequest:(NSMutableDictionary<NSString *, id> *)request
  164. withCallback:(RCTDirectEventBlock)callback
  165. {
  166. _shouldStartLoadLock = [[NSConditionLock alloc] initWithCondition:arc4random()];
  167. _shouldStartLoad = YES;
  168. request[@"lockIdentifier"] = @(_shouldStartLoadLock.condition);
  169. callback(request);
  170. // Block the main thread for a maximum of 250ms until the JS thread returns
  171. if ([_shouldStartLoadLock lockWhenCondition:0 beforeDate:[NSDate dateWithTimeIntervalSinceNow:.25]]) {
  172. BOOL returnValue = _shouldStartLoad;
  173. [_shouldStartLoadLock unlock];
  174. _shouldStartLoadLock = nil;
  175. return returnValue;
  176. } else {
  177. RCTLogWarn(@"Did not receive response to shouldStartLoad in time, defaulting to YES");
  178. return YES;
  179. }
  180. }
  181. RCT_EXPORT_METHOD(startLoadWithResult:(BOOL)result lockIdentifier:(NSInteger)lockIdentifier)
  182. {
  183. if ([_shouldStartLoadLock tryLockWhenCondition:lockIdentifier]) {
  184. _shouldStartLoad = result;
  185. [_shouldStartLoadLock unlockWithCondition:0];
  186. } else {
  187. RCTLogWarn(@"startLoadWithResult invoked with invalid lockIdentifier: "
  188. "got %lld, expected %lld", (long long)lockIdentifier, (long long)_shouldStartLoadLock.condition);
  189. }
  190. }
  191. @end