117 lines
3.7 KiB
TypeScript
117 lines
3.7 KiB
TypeScript
///
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/// Copyright © 2016-2019 The Thingsboard Authors
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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import { Inject, Injectable } from '@angular/core';
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import { WINDOW } from '@core/services/window.service';
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import { WidgetInfo } from '@shared/models/widget.models';
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import { ExceptionData } from '@app/shared/models/error.models';
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import { isUndefined } from '@core/utils';
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import { WindowMessage } from '@shared/models/window-message.model';
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import { TranslateService } from '@ngx-translate/core';
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import { customTranslationsPrefix } from '@app/shared/models/constants';
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@Injectable({
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providedIn: 'root'
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})
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export class UtilsService {
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iframeMode = false;
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widgetEditMode = false;
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editWidgetInfo: WidgetInfo = null;
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constructor(@Inject(WINDOW) private window: Window,
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private translate: TranslateService) {
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let frame: Element = null;
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try {
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frame = window.frameElement;
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} catch (e) {
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// ie11 fix
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}
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if (frame) {
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this.iframeMode = true;
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const dataWidgetAttr = frame.getAttribute('data-widget');
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if (dataWidgetAttr && dataWidgetAttr.length) {
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this.editWidgetInfo = JSON.parse(dataWidgetAttr);
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this.widgetEditMode = true;
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}
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}
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}
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public processWidgetException(exception: any): ExceptionData {
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const data = this.parseException(exception, -5);
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if (this.widgetEditMode) {
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const message: WindowMessage = {
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type: 'widgetException',
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data
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};
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this.window.parent.postMessage(message, '*');
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}
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return data;
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}
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public parseException(exception: any, lineOffset?: number): ExceptionData {
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const data: ExceptionData = {};
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if (exception) {
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if (typeof exception === 'string') {
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data.message = exception;
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} else if (exception instanceof String) {
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data.message = exception.toString();
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} else {
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if (exception.name) {
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data.name = exception.name;
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} else {
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data.name = 'UnknownError';
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}
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if (exception.message) {
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data.message = exception.message;
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}
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if (exception.lineNumber) {
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data.lineNumber = exception.lineNumber;
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if (exception.columnNumber) {
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data.columnNumber = exception.columnNumber;
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}
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} else if (exception.stack) {
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const lineInfoRegexp = /(.*<anonymous>):(\d*)(:)?(\d*)?/g;
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const lineInfoGroups = lineInfoRegexp.exec(exception.stack);
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if (lineInfoGroups != null && lineInfoGroups.length >= 3) {
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if (isUndefined(lineOffset)) {
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lineOffset = -2;
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}
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data.lineNumber = Number(lineInfoGroups[2]) + lineOffset;
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if (lineInfoGroups.length >= 5) {
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data.columnNumber = Number(lineInfoGroups[4]);
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}
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}
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}
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}
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}
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return data;
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}
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public customTranslation(translationValue: string, defaultValue: string): string {
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let result = '';
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const translationId = customTranslationsPrefix + translationValue;
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const translation = this.translate.instant(translationId);
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if (translation !== translationId) {
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result = translation + '';
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} else {
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result = defaultValue;
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}
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return result;
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}
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}
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