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RNCWebViewManager.m 7.8KB

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