ngx-doc-viewer
Version:
Angular document viewer.
323 lines (293 loc) • 16.3 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/platform-browser'), require('rxjs/operators'), require('rxjs'), require('@angular/common')) :
typeof define === 'function' && define.amd ? define('ngx-doc-viewer', ['exports', '@angular/core', '@angular/platform-browser', 'rxjs/operators', 'rxjs', '@angular/common'], factory) :
(global = global || self, factory(global['ngx-doc-viewer'] = {}, global.ng.core, global.ng.platformBrowser, global.rxjs.operators, global.rxjs, global.ng.common));
}(this, (function (exports, core, platformBrowser, operators, rxjs, common) { 'use strict';
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
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var NgxDocViewerComponent = /** @class */ (function () {
function NgxDocViewerComponent(domSanitizer, ngZone) {
this.domSanitizer = domSanitizer;
this.ngZone = ngZone;
this.fullUrl = null;
this.checkIFrameSubscription = null;
this.configuredViewer = 'google';
this.loaded = new core.EventEmitter();
this.url = '';
this.googleCheckInterval = 3000;
}
Object.defineProperty(NgxDocViewerComponent.prototype, "viewer", {
set: function (viewer) {
var v = viewer.toLowerCase().trim();
if (v !== 'google' && v !== 'office') {
console.error("Unsupported viewer: '" + viewer + "'. Supported viewers: google, office");
}
this.configuredViewer = v;
},
enumerable: true,
configurable: true
});
NgxDocViewerComponent.prototype.ngOnDestroy = function () {
if (this.checkIFrameSubscription) {
this.checkIFrameSubscription.unsubscribe();
}
};
NgxDocViewerComponent.prototype.ngOnChanges = function (changes) {
var _this = this;
if ((changes.url && changes.url.currentValue !== changes.url.previousValue) ||
changes.viewer && changes.viewer.currentValue !== changes.viewer.previousValue) {
var u = this.url.indexOf('/') ? encodeURIComponent(this.url) : this.url;
this.fullUrl = this.domSanitizer.bypassSecurityTrustResourceUrl(this.configuredViewer === 'google' ?
"https://docs.google.com/gview?url=" + u + "&embedded=true" :
"https://view.officeapps.live.com/op/embed.aspx?src=" + u);
// see: https://stackoverflow.com/questions/40414039/google-docs-viewer-returning-204-responses-no-longer-working-alternatives
// hack to reload iframe if it's not loaded.
// would maybe be better to use view.officeapps.live.com but seems not to work with sas token.
if (this.configuredViewer === 'google') {
this.ngZone.runOutsideAngular(function () {
var iframe = document.querySelector('iframe');
_this.checkIFrame(iframe);
// if it's not loaded after the googleIntervalCheck, then open load again.
_this.checkIFrameSubscription = rxjs.interval(_this.googleCheckInterval)
.pipe(operators.take(Math.round(_this.googleCheckInterval === 0 ? 0 : 20000 / _this.googleCheckInterval)))
.subscribe(function () {
if (iframe == null) {
iframe = document.querySelector('iframe');
_this.checkIFrame(iframe);
}
_this.reloadIFrame(iframe);
});
});
}
}
};
NgxDocViewerComponent.prototype.checkIFrame = function (iframe) {
var _this = this;
if (iframe) {
iframe.onload = function () {
_this.loaded.emit(null);
if (_this.checkIFrameSubscription) {
_this.checkIFrameSubscription.unsubscribe();
}
};
}
};
NgxDocViewerComponent.prototype.reloadIFrame = function (iframe) {
if (iframe) {
console.log('reloading..');
iframe.src = iframe.src;
}
};
NgxDocViewerComponent.ctorParameters = function () { return [
{ type: platformBrowser.DomSanitizer },
{ type: core.NgZone }
]; };
__decorate([
core.Output()
], NgxDocViewerComponent.prototype, "loaded", void 0);
__decorate([
core.Input()
], NgxDocViewerComponent.prototype, "url", void 0);
__decorate([
core.Input()
], NgxDocViewerComponent.prototype, "googleCheckInterval", void 0);
__decorate([
core.Input()
], NgxDocViewerComponent.prototype, "viewer", null);
NgxDocViewerComponent = __decorate([
core.Component({
selector: 'ngx-doc-viewer',
template: "<iframe id=\"iframe\" *ngIf=\"fullUrl\" frameBorder=\"0\" [src]=\"fullUrl\"></iframe> ",
styles: [":host {\n display: block;\n }\n iframe {\n width: 100%;\n height: 100%;\n }\n "]
})
], NgxDocViewerComponent);
return NgxDocViewerComponent;
}());
var NgxDocViewerModule = /** @class */ (function () {
function NgxDocViewerModule() {
}
NgxDocViewerModule = __decorate([
core.NgModule({
imports: [common.CommonModule],
declarations: [NgxDocViewerComponent],
exports: [NgxDocViewerComponent]
})
], NgxDocViewerModule);
return NgxDocViewerModule;
}());
exports.NgxDocViewerComponent = NgxDocViewerComponent;
exports.NgxDocViewerModule = NgxDocViewerModule;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=ngx-doc-viewer.umd.js.map