@amplitude/analytics-browser
Version:
Official Amplitude SDK for Web
131 lines • 6.14 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.fileDownloadTracking = void 0;
var tslib_1 = require("tslib");
var constants_1 = require("../constants");
var analytics_core_1 = require("@amplitude/analytics-core");
var fileDownloadTracking = function () {
var observer;
var eventListeners = [];
var addEventListener = function (element, type, handler) {
element.addEventListener(type, handler);
eventListeners.push({
element: element,
type: type,
handler: handler,
});
};
var removeClickListeners = function () {
eventListeners.forEach(function (_a) {
var element = _a.element, type = _a.type, handler = _a.handler;
/* istanbul ignore next */
element === null || element === void 0 ? void 0 : element.removeEventListener(type, handler);
});
eventListeners = [];
};
var name = '@amplitude/plugin-file-download-tracking-browser';
var type = 'enrichment';
var setup = function (config, amplitude) { return tslib_1.__awaiter(void 0, void 0, void 0, function () {
var initializeFileDownloadTracking, window_1;
return tslib_1.__generator(this, function (_a) {
initializeFileDownloadTracking = function () {
/* istanbul ignore if */
if (!amplitude) {
// TODO: Add required minimum version of @amplitude/analytics-browser
config.loggerProvider.warn('File download tracking requires a later version of @amplitude/analytics-browser. File download events are not tracked.');
return;
}
/* istanbul ignore if */
if (typeof document === 'undefined') {
return;
}
var addFileDownloadListener = function (a) {
var url;
try {
// eslint-disable-next-line no-restricted-globals
url = new URL(a.href, window.location.href);
}
catch (_a) {
/* istanbul ignore next */
return;
}
var result = ext.exec(url.href);
var fileExtension = result === null || result === void 0 ? void 0 : result[1];
if (fileExtension) {
addEventListener(a, 'click', function () {
var _a;
if (fileExtension) {
amplitude.track(constants_1.DEFAULT_FILE_DOWNLOAD_EVENT, (_a = {},
_a[constants_1.FILE_EXTENSION] = fileExtension,
_a[constants_1.FILE_NAME] = url.pathname,
_a[constants_1.LINK_ID] = a.id,
_a[constants_1.LINK_TEXT] = a.text,
_a[constants_1.LINK_URL] = a.href,
_a));
}
});
}
};
var ext = /\.(pdf|xlsx?|docx?|txt|rtf|csv|exe|key|pp(s|t|tx)|7z|pkg|rar|gz|zip|avi|mov|mp4|mpe?g|wmv|midi?|mp3|wav|wma)(\?.+)?$/;
// Adds listener to existing anchor tags
var links = Array.from(document.getElementsByTagName('a'));
links.forEach(addFileDownloadListener);
// Adds listener to anchor tags added after initial load
/* istanbul ignore else */
if (typeof MutationObserver !== 'undefined') {
observer = new MutationObserver(function (mutations) {
mutations.forEach(function (mutation) {
mutation.addedNodes.forEach(function (node) {
if (node.nodeName === 'A') {
addFileDownloadListener(node);
}
if ('querySelectorAll' in node && typeof node.querySelectorAll === 'function') {
Array.from(node.querySelectorAll('a')).map(addFileDownloadListener);
}
});
});
});
observer.observe(document.body, {
subtree: true,
childList: true,
});
}
};
// If the document is already loaded, initialize immediately.
/* istanbul ignore else*/
if (document.readyState === 'complete') {
initializeFileDownloadTracking();
}
else {
window_1 = (0, analytics_core_1.getGlobalScope)();
/* istanbul ignore else*/
if (window_1) {
window_1.addEventListener('load', initializeFileDownloadTracking);
}
else {
config.loggerProvider.debug('File download tracking is not installed because global is undefined.');
}
}
return [2 /*return*/];
});
}); };
var execute = function (event) { return tslib_1.__awaiter(void 0, void 0, void 0, function () { return tslib_1.__generator(this, function (_a) {
return [2 /*return*/, event];
}); }); };
var teardown = function () { return tslib_1.__awaiter(void 0, void 0, void 0, function () {
return tslib_1.__generator(this, function (_a) {
observer === null || observer === void 0 ? void 0 : observer.disconnect();
removeClickListeners();
return [2 /*return*/];
});
}); };
return {
name: name,
type: type,
setup: setup,
execute: execute,
teardown: teardown,
};
};
exports.fileDownloadTracking = fileDownloadTracking;
//# sourceMappingURL=file-download-tracking.js.map