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-rw-r--r--src/assets/viz/1/goog/labs/useragent/browser.js338
-rw-r--r--src/assets/viz/1/goog/labs/useragent/engine.js156
-rw-r--r--src/assets/viz/1/goog/labs/useragent/platform.js160
-rw-r--r--src/assets/viz/1/goog/labs/useragent/util.js147
4 files changed, 801 insertions, 0 deletions
diff --git a/src/assets/viz/1/goog/labs/useragent/browser.js b/src/assets/viz/1/goog/labs/useragent/browser.js
new file mode 100644
index 0000000..a7dd638
--- /dev/null
+++ b/src/assets/viz/1/goog/labs/useragent/browser.js
@@ -0,0 +1,338 @@
+// Copyright 2013 The Closure Library Authors. 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
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Closure user agent detection (Browser).
+ * @see <a href="http://www.useragentstring.com/">User agent strings</a>
+ * For more information on rendering engine, platform, or device see the other
+ * sub-namespaces in goog.labs.userAgent, goog.labs.userAgent.platform,
+ * goog.labs.userAgent.device respectively.)
+ *
+ * @author martone@google.com (Andy Martone)
+ */
+
+goog.provide('goog.labs.userAgent.browser');
+
+goog.require('goog.array');
+goog.require('goog.labs.userAgent.util');
+goog.require('goog.object');
+goog.require('goog.string');
+
+
+// TODO(nnaze): Refactor to remove excessive exclusion logic in matching
+// functions.
+
+
+/**
+ * @return {boolean} Whether the user's browser is Opera. Note: Chromium
+ * based Opera (Opera 15+) is detected as Chrome to avoid unnecessary
+ * special casing.
+ * @private
+ */
+goog.labs.userAgent.browser.matchOpera_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Opera');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is IE.
+ * @private
+ */
+goog.labs.userAgent.browser.matchIE_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Trident') ||
+ goog.labs.userAgent.util.matchUserAgent('MSIE');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Edge.
+ * @private
+ */
+goog.labs.userAgent.browser.matchEdge_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Edge');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Firefox.
+ * @private
+ */
+goog.labs.userAgent.browser.matchFirefox_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Firefox');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Safari.
+ * @private
+ */
+goog.labs.userAgent.browser.matchSafari_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Safari') &&
+ !(goog.labs.userAgent.browser.matchChrome_() ||
+ goog.labs.userAgent.browser.matchCoast_() ||
+ goog.labs.userAgent.browser.matchOpera_() ||
+ goog.labs.userAgent.browser.matchEdge_() ||
+ goog.labs.userAgent.browser.isSilk() ||
+ goog.labs.userAgent.util.matchUserAgent('Android'));
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Coast (Opera's Webkit-based
+ * iOS browser).
+ * @private
+ */
+goog.labs.userAgent.browser.matchCoast_ = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Coast');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is iOS Webview.
+ * @private
+ */
+goog.labs.userAgent.browser.matchIosWebview_ = function() {
+ // iOS Webview does not show up as Chrome or Safari. Also check for Opera's
+ // WebKit-based iOS browser, Coast.
+ return (goog.labs.userAgent.util.matchUserAgent('iPad') ||
+ goog.labs.userAgent.util.matchUserAgent('iPhone')) &&
+ !goog.labs.userAgent.browser.matchSafari_() &&
+ !goog.labs.userAgent.browser.matchChrome_() &&
+ !goog.labs.userAgent.browser.matchCoast_() &&
+ goog.labs.userAgent.util.matchUserAgent('AppleWebKit');
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Chrome.
+ * @private
+ */
+goog.labs.userAgent.browser.matchChrome_ = function() {
+ return (goog.labs.userAgent.util.matchUserAgent('Chrome') ||
+ goog.labs.userAgent.util.matchUserAgent('CriOS')) &&
+ !goog.labs.userAgent.browser.matchEdge_();
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is the Android browser.
+ * @private
+ */
+goog.labs.userAgent.browser.matchAndroidBrowser_ = function() {
+ // Android can appear in the user agent string for Chrome on Android.
+ // This is not the Android standalone browser if it does.
+ return goog.labs.userAgent.util.matchUserAgent('Android') &&
+ !(goog.labs.userAgent.browser.isChrome() ||
+ goog.labs.userAgent.browser.isFirefox() ||
+ goog.labs.userAgent.browser.isOpera() ||
+ goog.labs.userAgent.browser.isSilk());
+};
+
+
+/**
+ * @return {boolean} Whether the user's browser is Opera.
+ */
+goog.labs.userAgent.browser.isOpera = goog.labs.userAgent.browser.matchOpera_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is IE.
+ */
+goog.labs.userAgent.browser.isIE = goog.labs.userAgent.browser.matchIE_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is Edge.
+ */
+goog.labs.userAgent.browser.isEdge = goog.labs.userAgent.browser.matchEdge_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is Firefox.
+ */
+goog.labs.userAgent.browser.isFirefox =
+ goog.labs.userAgent.browser.matchFirefox_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is Safari.
+ */
+goog.labs.userAgent.browser.isSafari = goog.labs.userAgent.browser.matchSafari_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is Coast (Opera's Webkit-based
+ * iOS browser).
+ */
+goog.labs.userAgent.browser.isCoast = goog.labs.userAgent.browser.matchCoast_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is iOS Webview.
+ */
+goog.labs.userAgent.browser.isIosWebview =
+ goog.labs.userAgent.browser.matchIosWebview_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is Chrome.
+ */
+goog.labs.userAgent.browser.isChrome = goog.labs.userAgent.browser.matchChrome_;
+
+
+/**
+ * @return {boolean} Whether the user's browser is the Android browser.
+ */
+goog.labs.userAgent.browser.isAndroidBrowser =
+ goog.labs.userAgent.browser.matchAndroidBrowser_;
+
+
+/**
+ * For more information, see:
+ * http://docs.aws.amazon.com/silk/latest/developerguide/user-agent.html
+ * @return {boolean} Whether the user's browser is Silk.
+ */
+goog.labs.userAgent.browser.isSilk = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Silk');
+};
+
+
+/**
+ * @return {string} The browser version or empty string if version cannot be
+ * determined. Note that for Internet Explorer, this returns the version of
+ * the browser, not the version of the rendering engine. (IE 8 in
+ * compatibility mode will return 8.0 rather than 7.0. To determine the
+ * rendering engine version, look at document.documentMode instead. See
+ * http://msdn.microsoft.com/en-us/library/cc196988(v=vs.85).aspx for more
+ * details.)
+ */
+goog.labs.userAgent.browser.getVersion = function() {
+ var userAgentString = goog.labs.userAgent.util.getUserAgent();
+ // Special case IE since IE's version is inside the parenthesis and
+ // without the '/'.
+ if (goog.labs.userAgent.browser.isIE()) {
+ return goog.labs.userAgent.browser.getIEVersion_(userAgentString);
+ }
+
+ var versionTuples =
+ goog.labs.userAgent.util.extractVersionTuples(userAgentString);
+
+ // Construct a map for easy lookup.
+ var versionMap = {};
+ goog.array.forEach(versionTuples, function(tuple) {
+ // Note that the tuple is of length three, but we only care about the
+ // first two.
+ var key = tuple[0];
+ var value = tuple[1];
+ versionMap[key] = value;
+ });
+
+ var versionMapHasKey = goog.partial(goog.object.containsKey, versionMap);
+
+ // Gives the value with the first key it finds, otherwise empty string.
+ function lookUpValueWithKeys(keys) {
+ var key = goog.array.find(keys, versionMapHasKey);
+ return versionMap[key] || '';
+ }
+
+ // Check Opera before Chrome since Opera 15+ has "Chrome" in the string.
+ // See
+ // http://my.opera.com/ODIN/blog/2013/07/15/opera-user-agent-strings-opera-15-and-beyond
+ if (goog.labs.userAgent.browser.isOpera()) {
+ // Opera 10 has Version/10.0 but Opera/9.8, so look for "Version" first.
+ // Opera uses 'OPR' for more recent UAs.
+ return lookUpValueWithKeys(['Version', 'Opera']);
+ }
+
+ // Check Edge before Chrome since it has Chrome in the string.
+ if (goog.labs.userAgent.browser.isEdge()) {
+ return lookUpValueWithKeys(['Edge']);
+ }
+
+ if (goog.labs.userAgent.browser.isChrome()) {
+ return lookUpValueWithKeys(['Chrome', 'CriOS']);
+ }
+
+ // Usually products browser versions are in the third tuple after "Mozilla"
+ // and the engine.
+ var tuple = versionTuples[2];
+ return tuple && tuple[1] || '';
+};
+
+
+/**
+ * @param {string|number} version The version to check.
+ * @return {boolean} Whether the browser version is higher or the same as the
+ * given version.
+ */
+goog.labs.userAgent.browser.isVersionOrHigher = function(version) {
+ return goog.string.compareVersions(
+ goog.labs.userAgent.browser.getVersion(), version) >= 0;
+};
+
+
+/**
+ * Determines IE version. More information:
+ * http://msdn.microsoft.com/en-us/library/ie/bg182625(v=vs.85).aspx#uaString
+ * http://msdn.microsoft.com/en-us/library/hh869301(v=vs.85).aspx
+ * http://blogs.msdn.com/b/ie/archive/2010/03/23/introducing-ie9-s-user-agent-string.aspx
+ * http://blogs.msdn.com/b/ie/archive/2009/01/09/the-internet-explorer-8-user-agent-string-updated-edition.aspx
+ *
+ * @param {string} userAgent the User-Agent.
+ * @return {string}
+ * @private
+ */
+goog.labs.userAgent.browser.getIEVersion_ = function(userAgent) {
+ // IE11 may identify itself as MSIE 9.0 or MSIE 10.0 due to an IE 11 upgrade
+ // bug. Example UA:
+ // Mozilla/5.0 (MSIE 9.0; Windows NT 6.1; WOW64; Trident/7.0; rv:11.0)
+ // like Gecko.
+ // See http://www.whatismybrowser.com/developers/unknown-user-agent-fragments.
+ var rv = /rv: *([\d\.]*)/.exec(userAgent);
+ if (rv && rv[1]) {
+ return rv[1];
+ }
+
+ var version = '';
+ var msie = /MSIE +([\d\.]+)/.exec(userAgent);
+ if (msie && msie[1]) {
+ // IE in compatibility mode usually identifies itself as MSIE 7.0; in this
+ // case, use the Trident version to determine the version of IE. For more
+ // details, see the links above.
+ var tridentVersion = /Trident\/(\d.\d)/.exec(userAgent);
+ if (msie[1] == '7.0') {
+ if (tridentVersion && tridentVersion[1]) {
+ switch (tridentVersion[1]) {
+ case '4.0':
+ version = '8.0';
+ break;
+ case '5.0':
+ version = '9.0';
+ break;
+ case '6.0':
+ version = '10.0';
+ break;
+ case '7.0':
+ version = '11.0';
+ break;
+ }
+ } else {
+ version = '7.0';
+ }
+ } else {
+ version = msie[1];
+ }
+ }
+ return version;
+};
diff --git a/src/assets/viz/1/goog/labs/useragent/engine.js b/src/assets/viz/1/goog/labs/useragent/engine.js
new file mode 100644
index 0000000..31c5667
--- /dev/null
+++ b/src/assets/viz/1/goog/labs/useragent/engine.js
@@ -0,0 +1,156 @@
+// Copyright 2013 The Closure Library Authors. 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
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Closure user agent detection.
+ * @see http://en.wikipedia.org/wiki/User_agent
+ * For more information on browser brand, platform, or device see the other
+ * sub-namespaces in goog.labs.userAgent (browser, platform, and device).
+ *
+ */
+
+goog.provide('goog.labs.userAgent.engine');
+
+goog.require('goog.array');
+goog.require('goog.labs.userAgent.util');
+goog.require('goog.string');
+
+
+/**
+ * @return {boolean} Whether the rendering engine is Presto.
+ */
+goog.labs.userAgent.engine.isPresto = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Presto');
+};
+
+
+/**
+ * @return {boolean} Whether the rendering engine is Trident.
+ */
+goog.labs.userAgent.engine.isTrident = function() {
+ // IE only started including the Trident token in IE8.
+ return goog.labs.userAgent.util.matchUserAgent('Trident') ||
+ goog.labs.userAgent.util.matchUserAgent('MSIE');
+};
+
+
+/**
+ * @return {boolean} Whether the rendering engine is Edge.
+ */
+goog.labs.userAgent.engine.isEdge = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Edge');
+};
+
+
+/**
+ * @return {boolean} Whether the rendering engine is WebKit.
+ */
+goog.labs.userAgent.engine.isWebKit = function() {
+ return goog.labs.userAgent.util.matchUserAgentIgnoreCase('WebKit') &&
+ !goog.labs.userAgent.engine.isEdge();
+};
+
+
+/**
+ * @return {boolean} Whether the rendering engine is Gecko.
+ */
+goog.labs.userAgent.engine.isGecko = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Gecko') &&
+ !goog.labs.userAgent.engine.isWebKit() &&
+ !goog.labs.userAgent.engine.isTrident() &&
+ !goog.labs.userAgent.engine.isEdge();
+};
+
+
+/**
+ * @return {string} The rendering engine's version or empty string if version
+ * can't be determined.
+ */
+goog.labs.userAgent.engine.getVersion = function() {
+ var userAgentString = goog.labs.userAgent.util.getUserAgent();
+ if (userAgentString) {
+ var tuples = goog.labs.userAgent.util.extractVersionTuples(userAgentString);
+
+ var engineTuple = goog.labs.userAgent.engine.getEngineTuple_(tuples);
+ if (engineTuple) {
+ // In Gecko, the version string is either in the browser info or the
+ // Firefox version. See Gecko user agent string reference:
+ // http://goo.gl/mULqa
+ if (engineTuple[0] == 'Gecko') {
+ return goog.labs.userAgent.engine.getVersionForKey_(tuples, 'Firefox');
+ }
+
+ return engineTuple[1];
+ }
+
+ // MSIE has only one version identifier, and the Trident version is
+ // specified in the parenthetical. IE Edge is covered in the engine tuple
+ // detection.
+ var browserTuple = tuples[0];
+ var info;
+ if (browserTuple && (info = browserTuple[2])) {
+ var match = /Trident\/([^\s;]+)/.exec(info);
+ if (match) {
+ return match[1];
+ }
+ }
+ }
+ return '';
+};
+
+
+/**
+ * @param {!Array<!Array<string>>} tuples Extracted version tuples.
+ * @return {!Array<string>|undefined} The engine tuple or undefined if not
+ * found.
+ * @private
+ */
+goog.labs.userAgent.engine.getEngineTuple_ = function(tuples) {
+ if (!goog.labs.userAgent.engine.isEdge()) {
+ return tuples[1];
+ }
+ for (var i = 0; i < tuples.length; i++) {
+ var tuple = tuples[i];
+ if (tuple[0] == 'Edge') {
+ return tuple;
+ }
+ }
+};
+
+
+/**
+ * @param {string|number} version The version to check.
+ * @return {boolean} Whether the rendering engine version is higher or the same
+ * as the given version.
+ */
+goog.labs.userAgent.engine.isVersionOrHigher = function(version) {
+ return goog.string.compareVersions(
+ goog.labs.userAgent.engine.getVersion(), version) >= 0;
+};
+
+
+/**
+ * @param {!Array<!Array<string>>} tuples Version tuples.
+ * @param {string} key The key to look for.
+ * @return {string} The version string of the given key, if present.
+ * Otherwise, the empty string.
+ * @private
+ */
+goog.labs.userAgent.engine.getVersionForKey_ = function(tuples, key) {
+ // TODO(nnaze): Move to util if useful elsewhere.
+
+ var pair = goog.array.find(tuples, function(pair) { return key == pair[0]; });
+
+ return pair && pair[1] || '';
+};
diff --git a/src/assets/viz/1/goog/labs/useragent/platform.js b/src/assets/viz/1/goog/labs/useragent/platform.js
new file mode 100644
index 0000000..9c72402
--- /dev/null
+++ b/src/assets/viz/1/goog/labs/useragent/platform.js
@@ -0,0 +1,160 @@
+// Copyright 2013 The Closure Library Authors. 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
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Closure user agent platform detection.
+ * @see <a href="http://www.useragentstring.com/">User agent strings</a>
+ * For more information on browser brand, rendering engine, or device see the
+ * other sub-namespaces in goog.labs.userAgent (browser, engine, and device
+ * respectively).
+ *
+ */
+
+goog.provide('goog.labs.userAgent.platform');
+
+goog.require('goog.labs.userAgent.util');
+goog.require('goog.string');
+
+
+/**
+ * @return {boolean} Whether the platform is Android.
+ */
+goog.labs.userAgent.platform.isAndroid = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Android');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is iPod.
+ */
+goog.labs.userAgent.platform.isIpod = function() {
+ return goog.labs.userAgent.util.matchUserAgent('iPod');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is iPhone.
+ */
+goog.labs.userAgent.platform.isIphone = function() {
+ return goog.labs.userAgent.util.matchUserAgent('iPhone') &&
+ !goog.labs.userAgent.util.matchUserAgent('iPod') &&
+ !goog.labs.userAgent.util.matchUserAgent('iPad');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is iPad.
+ */
+goog.labs.userAgent.platform.isIpad = function() {
+ return goog.labs.userAgent.util.matchUserAgent('iPad');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is iOS.
+ */
+goog.labs.userAgent.platform.isIos = function() {
+ return goog.labs.userAgent.platform.isIphone() ||
+ goog.labs.userAgent.platform.isIpad() ||
+ goog.labs.userAgent.platform.isIpod();
+};
+
+
+/**
+ * @return {boolean} Whether the platform is Mac.
+ */
+goog.labs.userAgent.platform.isMacintosh = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Macintosh');
+};
+
+
+/**
+ * Note: ChromeOS is not considered to be Linux as it does not report itself
+ * as Linux in the user agent string.
+ * @return {boolean} Whether the platform is Linux.
+ */
+goog.labs.userAgent.platform.isLinux = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Linux');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is Windows.
+ */
+goog.labs.userAgent.platform.isWindows = function() {
+ return goog.labs.userAgent.util.matchUserAgent('Windows');
+};
+
+
+/**
+ * @return {boolean} Whether the platform is ChromeOS.
+ */
+goog.labs.userAgent.platform.isChromeOS = function() {
+ return goog.labs.userAgent.util.matchUserAgent('CrOS');
+};
+
+
+/**
+ * The version of the platform. We only determine the version for Windows,
+ * Mac, and Chrome OS. It doesn't make much sense on Linux. For Windows, we only
+ * look at the NT version. Non-NT-based versions (e.g. 95, 98, etc.) are given
+ * version 0.0.
+ *
+ * @return {string} The platform version or empty string if version cannot be
+ * determined.
+ */
+goog.labs.userAgent.platform.getVersion = function() {
+ var userAgentString = goog.labs.userAgent.util.getUserAgent();
+ var version = '', re;
+ if (goog.labs.userAgent.platform.isWindows()) {
+ re = /Windows (?:NT|Phone) ([0-9.]+)/;
+ var match = re.exec(userAgentString);
+ if (match) {
+ version = match[1];
+ } else {
+ version = '0.0';
+ }
+ } else if (goog.labs.userAgent.platform.isIos()) {
+ re = /(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/;
+ var match = re.exec(userAgentString);
+ // Report the version as x.y.z and not x_y_z
+ version = match && match[1].replace(/_/g, '.');
+ } else if (goog.labs.userAgent.platform.isMacintosh()) {
+ re = /Mac OS X ([0-9_.]+)/;
+ var match = re.exec(userAgentString);
+ // Note: some old versions of Camino do not report an OSX version.
+ // Default to 10.
+ version = match ? match[1].replace(/_/g, '.') : '10';
+ } else if (goog.labs.userAgent.platform.isAndroid()) {
+ re = /Android\s+([^\);]+)(\)|;)/;
+ var match = re.exec(userAgentString);
+ version = match && match[1];
+ } else if (goog.labs.userAgent.platform.isChromeOS()) {
+ re = /(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/;
+ var match = re.exec(userAgentString);
+ version = match && match[1];
+ }
+ return version || '';
+};
+
+
+/**
+ * @param {string|number} version The version to check.
+ * @return {boolean} Whether the browser version is higher or the same as the
+ * given version.
+ */
+goog.labs.userAgent.platform.isVersionOrHigher = function(version) {
+ return goog.string.compareVersions(
+ goog.labs.userAgent.platform.getVersion(), version) >= 0;
+};
diff --git a/src/assets/viz/1/goog/labs/useragent/util.js b/src/assets/viz/1/goog/labs/useragent/util.js
new file mode 100644
index 0000000..caa3407
--- /dev/null
+++ b/src/assets/viz/1/goog/labs/useragent/util.js
@@ -0,0 +1,147 @@
+// Copyright 2013 The Closure Library Authors. 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
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Utilities used by goog.labs.userAgent tools. These functions
+ * should not be used outside of goog.labs.userAgent.*.
+ *
+ *
+ * @author nnaze@google.com (Nathan Naze)
+ */
+
+goog.provide('goog.labs.userAgent.util');
+
+goog.require('goog.string');
+
+
+/**
+ * Gets the native userAgent string from navigator if it exists.
+ * If navigator or navigator.userAgent string is missing, returns an empty
+ * string.
+ * @return {string}
+ * @private
+ */
+goog.labs.userAgent.util.getNativeUserAgentString_ = function() {
+ var navigator = goog.labs.userAgent.util.getNavigator_();
+ if (navigator) {
+ var userAgent = navigator.userAgent;
+ if (userAgent) {
+ return userAgent;
+ }
+ }
+ return '';
+};
+
+
+/**
+ * Getter for the native navigator.
+ * This is a separate function so it can be stubbed out in testing.
+ * @return {Navigator}
+ * @private
+ */
+goog.labs.userAgent.util.getNavigator_ = function() {
+ return goog.global.navigator;
+};
+
+
+/**
+ * A possible override for applications which wish to not check
+ * navigator.userAgent but use a specified value for detection instead.
+ * @private {string}
+ */
+goog.labs.userAgent.util.userAgent_ =
+ goog.labs.userAgent.util.getNativeUserAgentString_();
+
+
+/**
+ * Applications may override browser detection on the built in
+ * navigator.userAgent object by setting this string. Set to null to use the
+ * browser object instead.
+ * @param {?string=} opt_userAgent The User-Agent override.
+ */
+goog.labs.userAgent.util.setUserAgent = function(opt_userAgent) {
+ goog.labs.userAgent.util.userAgent_ =
+ opt_userAgent || goog.labs.userAgent.util.getNativeUserAgentString_();
+};
+
+
+/**
+ * @return {string} The user agent string.
+ */
+goog.labs.userAgent.util.getUserAgent = function() {
+ return goog.labs.userAgent.util.userAgent_;
+};
+
+
+/**
+ * @param {string} str
+ * @return {boolean} Whether the user agent contains the given string, ignoring
+ * case.
+ */
+goog.labs.userAgent.util.matchUserAgent = function(str) {
+ var userAgent = goog.labs.userAgent.util.getUserAgent();
+ return goog.string.contains(userAgent, str);
+};
+
+
+/**
+ * @param {string} str
+ * @return {boolean} Whether the user agent contains the given string.
+ */
+goog.labs.userAgent.util.matchUserAgentIgnoreCase = function(str) {
+ var userAgent = goog.labs.userAgent.util.getUserAgent();
+ return goog.string.caseInsensitiveContains(userAgent, str);
+};
+
+
+/**
+ * Parses the user agent into tuples for each section.
+ * @param {string} userAgent
+ * @return {!Array<!Array<string>>} Tuples of key, version, and the contents
+ * of the parenthetical.
+ */
+goog.labs.userAgent.util.extractVersionTuples = function(userAgent) {
+ // Matches each section of a user agent string.
+ // Example UA:
+ // Mozilla/5.0 (iPad; U; CPU OS 3_2_1 like Mac OS X; en-us)
+ // AppleWebKit/531.21.10 (KHTML, like Gecko) Mobile/7B405
+ // This has three version tuples: Mozilla, AppleWebKit, and Mobile.
+
+ var versionRegExp = new RegExp(
+ // Key. Note that a key may have a space.
+ // (i.e. 'Mobile Safari' in 'Mobile Safari/5.0')
+ '(\\w[\\w ]+)' +
+
+ '/' + // slash
+ '([^\\s]+)' + // version (i.e. '5.0b')
+ '\\s*' + // whitespace
+ '(?:\\((.*?)\\))?', // parenthetical info. parentheses not matched.
+ 'g');
+
+ var data = [];
+ var match;
+
+ // Iterate and collect the version tuples. Each iteration will be the
+ // next regex match.
+ while (match = versionRegExp.exec(userAgent)) {
+ data.push([
+ match[1], // key
+ match[2], // value
+ // || undefined as this is not undefined in IE7 and IE8
+ match[3] || undefined // info
+ ]);
+ }
+
+ return data;
+};