react-native-webview/lib/WebView.ios.js

283 lines
15 KiB
JavaScript

var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
import React from 'react';
import { UIManager as NotTypedUIManager, View, requireNativeComponent, NativeModules, Image, findNodeHandle, } from 'react-native';
import invariant from 'invariant';
import { defaultOriginWhitelist, createOnShouldStartLoadWithRequest, defaultRenderError, defaultRenderLoading, } from './WebViewShared';
import styles from './WebView.styles';
var UIManager = NotTypedUIManager;
var resolveAssetSource = Image.resolveAssetSource;
var processDecelerationRate = function (decelerationRate) {
var newDecelerationRate = decelerationRate;
if (newDecelerationRate === 'normal') {
newDecelerationRate = 0.998;
}
else if (newDecelerationRate === 'fast') {
newDecelerationRate = 0.99;
}
return newDecelerationRate;
};
var RNCWebViewManager = NativeModules.RNCWebViewManager;
var RNCWebView = requireNativeComponent('RNCWebView');
var WebView = /** @class */ (function (_super) {
__extends(WebView, _super);
function WebView() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.state = {
viewState: _this.props.startInLoadingState ? 'LOADING' : 'IDLE',
lastErrorEvent: null
};
_this.webViewRef = React.createRef();
// eslint-disable-next-line react/sort-comp
_this.getCommands = function () { return UIManager.getViewManagerConfig('RNCWebView').Commands; };
/**
* Go forward one page in the web view's history.
*/
_this.goForward = function () {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().goForward, undefined);
};
/**
* Go back one page in the web view's history.
*/
_this.goBack = function () {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().goBack, undefined);
};
/**
* Reloads the current page.
*/
_this.reload = function () {
_this.setState({ viewState: 'LOADING' });
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().reload, undefined);
};
/**
* Stop loading the current page.
*/
_this.stopLoading = function () {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().stopLoading, undefined);
};
/**
* Request focus on WebView rendered page.
*/
_this.requestFocus = function () {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().requestFocus, undefined);
};
/**
* Posts a message to the web view, which will emit a `message` event.
* Accepts one argument, `data`, which must be a string.
*
* In your webview, you'll need to something like the following.
*
* ```js
* document.addEventListener('message', e => { document.title = e.data; });
* ```
*/
_this.postMessage = function (data) {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().postMessage, [String(data)]);
};
/**
* Injects a javascript string into the referenced WebView. Deliberately does not
* return a response because using eval() to return a response breaks this method
* on pages with a Content Security Policy that disallows eval(). If you need that
* functionality, look into postMessage/onMessage.
*/
_this.injectJavaScript = function (data) {
UIManager.dispatchViewManagerCommand(_this.getWebViewHandle(), _this.getCommands().injectJavaScript, [data]);
};
/**
* We return an event with a bunch of fields including:
* url, title, loading, canGoBack, canGoForward
*/
_this.updateNavigationState = function (event) {
if (_this.props.onNavigationStateChange) {
_this.props.onNavigationStateChange(event.nativeEvent);
}
};
/**
* Returns the native `WebView` node.
*/
_this.getWebViewHandle = function () {
var nodeHandle = findNodeHandle(_this.webViewRef.current);
invariant(nodeHandle != null, 'nodeHandle expected to be non-null');
return nodeHandle;
};
_this.onLoadingStart = function (event) {
var onLoadStart = _this.props.onLoadStart;
if (onLoadStart) {
onLoadStart(event);
}
_this.updateNavigationState(event);
};
_this.onLoadingError = function (event) {
event.persist(); // persist this event because we need to store it
var _a = _this.props, onError = _a.onError, onLoadEnd = _a.onLoadEnd;
if (onLoadEnd) {
onLoadEnd(event);
}
if (onError) {
onError(event);
}
console.warn('Encountered an error loading page', event.nativeEvent);
_this.setState({
lastErrorEvent: event.nativeEvent,
viewState: 'ERROR'
});
};
_this.onHttpError = function (event) {
var onHttpError = _this.props.onHttpError;
if (onHttpError) {
onHttpError(event);
}
};
_this.onLoadingFinish = function (event) {
var _a = _this.props, onLoad = _a.onLoad, onLoadEnd = _a.onLoadEnd;
if (onLoad) {
onLoad(event);
}
if (onLoadEnd) {
onLoadEnd(event);
}
_this.setState({
viewState: 'IDLE'
});
_this.updateNavigationState(event);
};
_this.onMessage = function (event) {
var onMessage = _this.props.onMessage;
if (onMessage) {
onMessage(event);
}
};
_this.onLoadingProgress = function (event) {
var onLoadProgress = _this.props.onLoadProgress;
if (onLoadProgress) {
onLoadProgress(event);
}
};
_this.onShouldStartLoadWithRequestCallback = function (shouldStart, _url, lockIdentifier) {
var viewManager = (_this.props.nativeConfig && _this.props.nativeConfig.viewManager)
|| RNCWebViewManager;
viewManager.startLoadWithResult(!!shouldStart, lockIdentifier);
};
_this.onContentProcessDidTerminate = function (event) {
var onContentProcessDidTerminate = _this.props.onContentProcessDidTerminate;
if (onContentProcessDidTerminate) {
onContentProcessDidTerminate(event);
}
};
return _this;
}
WebView.prototype.componentDidUpdate = function (prevProps) {
this.showRedboxOnPropChanges(prevProps, 'allowsInlineMediaPlayback');
this.showRedboxOnPropChanges(prevProps, 'incognito');
this.showRedboxOnPropChanges(prevProps, 'mediaPlaybackRequiresUserAction');
this.showRedboxOnPropChanges(prevProps, 'dataDetectorTypes');
};
WebView.prototype.showRedboxOnPropChanges = function (prevProps, propName) {
if (this.props[propName] !== prevProps[propName]) {
console.error("Changes to property " + propName + " do nothing after the initial render.");
}
};
WebView.prototype.render = function () {
var _a = this.props, decelerationRateProp = _a.decelerationRate, _b = _a.nativeConfig, nativeConfig = _b === void 0 ? {} : _b, onMessage = _a.onMessage, onShouldStartLoadWithRequestProp = _a.onShouldStartLoadWithRequest, originWhitelist = _a.originWhitelist, renderError = _a.renderError, renderLoading = _a.renderLoading, _c = _a.injectedJavaScriptForMainFrameOnly, injectedJavaScriptForMainFrameOnly = _c === void 0 ? true : _c, _d = _a.injectedJavaScriptBeforeContentLoadedForMainFrameOnly, injectedJavaScriptBeforeContentLoadedForMainFrameOnly = _d === void 0 ? true : _d, style = _a.style, containerStyle = _a.containerStyle, otherProps = __rest(_a, ["decelerationRate", "nativeConfig", "onMessage", "onShouldStartLoadWithRequest", "originWhitelist", "renderError", "renderLoading", "injectedJavaScriptForMainFrameOnly", "injectedJavaScriptBeforeContentLoadedForMainFrameOnly", "style", "containerStyle"]);
var otherView = null;
if (this.state.viewState === 'LOADING') {
otherView = (renderLoading || defaultRenderLoading)();
}
else if (this.state.viewState === 'ERROR') {
var errorEvent = this.state.lastErrorEvent;
invariant(errorEvent != null, 'lastErrorEvent expected to be non-null');
otherView = (renderError || defaultRenderError)(errorEvent.domain, errorEvent.code, errorEvent.description);
}
else if (this.state.viewState !== 'IDLE') {
console.error("RNCWebView invalid state encountered: " + this.state.viewState);
}
var webViewStyles = [styles.container, styles.webView, style];
var webViewContainerStyle = [styles.container, containerStyle];
var onShouldStartLoadWithRequest = createOnShouldStartLoadWithRequest(this.onShouldStartLoadWithRequestCallback,
// casting cause it's in the default props
originWhitelist, onShouldStartLoadWithRequestProp);
var decelerationRate = processDecelerationRate(decelerationRateProp);
var NativeWebView = nativeConfig.component
|| RNCWebView;
var webView = (<NativeWebView key="webViewKey" {...otherProps} decelerationRate={decelerationRate} messagingEnabled={typeof onMessage === 'function'} onLoadingError={this.onLoadingError} onLoadingFinish={this.onLoadingFinish} onLoadingProgress={this.onLoadingProgress} onFileDownload={this.props.onFileDownload} onLoadingStart={this.onLoadingStart} onHttpError={this.onHttpError} onMessage={this.onMessage} onScroll={this.props.onScroll} onShouldStartLoadWithRequest={onShouldStartLoadWithRequest} onContentProcessDidTerminate={this.onContentProcessDidTerminate} injectedJavaScript={this.props.injectedJavaScript} injectedJavaScriptBeforeContentLoaded={this.props.injectedJavaScriptBeforeContentLoaded} injectedJavaScriptForMainFrameOnly={injectedJavaScriptForMainFrameOnly} injectedJavaScriptBeforeContentLoadedForMainFrameOnly={injectedJavaScriptBeforeContentLoadedForMainFrameOnly} ref={this.webViewRef}
// TODO: find a better way to type this.
source={resolveAssetSource(this.props.source)} style={webViewStyles} {...nativeConfig.props}/>);
return (<View style={webViewContainerStyle}>
{webView}
{otherView}
</View>);
};
WebView.defaultProps = {
javaScriptEnabled: true,
cacheEnabled: true,
originWhitelist: defaultOriginWhitelist,
useSharedProcessPool: true
};
WebView.isFileUploadSupported = function () { return __awaiter(void 0, void 0, void 0, function () {
return __generator(this, function (_a) {
// no native implementation for iOS, depends only on permissions
return [2 /*return*/, true];
});
}); };
return WebView;
}(React.Component));
export default WebView;