1 files changed, 136 insertions, 0 deletions
diff --git a/web/share/js/tools.js b/web/share/js/tools.js
new file mode 100644
index 00000000..80b074ee
--- /dev/null
+++ b/web/share/js/tools.js
@@ -0,0 +1,136 @@
+var tools = new function() {
+	var __debug = (new URL(window.location.href)).searchParams.get("debug");
+
+	this.makeRequest = function(method, url, callback, body=null, content_type=null) {
+		var http = new XMLHttpRequest();
+		http.open(method, url, true);
+		if (content_type) {
+			http.setRequestHeader("Content-Type", content_type);
+		}
+		http.onreadystatechange = callback;
+		http.timeout = 5000;
+		http.send(body);
+		return http;
+	};
+
+	this.makeId = function() {
+		var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+		var id = "";
+		for (var count = 0; count < 16; ++count) {
+			id += chars.charAt(Math.floor(Math.random() * chars.length));
+		}
+		return id;
+	};
+
+	this.getCookie = function(name) {
+		var matches = document.cookie.match(new RegExp(
+			"(?:^|; )" + name.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g, "\\$1") + "=([^;]*)" // eslint-disable-line no-useless-escape
+		));
+		return (matches ? decodeURIComponent(matches[1]) : "");
+	};
+
+	this.setOnClick = function(el, callback) {
+		el.onclick = el.ontouchend = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+	this.setOnDown = function(el, callback) {
+		el.onmousedown = el.ontouchstart = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+	this.setOnUp = function(el, callback) {
+		el.onmouseup = el.ontouchend = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+
+	this.setOnUpSlider = function(el, delay, display_callback, execute_callback) {
+		el.execution_timer = null;
+		el.activated = false;
+
+		var clear_timer = function() {
+			if (el.execution_timer) {
+				clearTimeout(el.execution_timer);
+				el.execution_timer = null;
+			}
+		};
+
+		el.oninput = el.onchange = () => display_callback(el.value);
+
+		el.onmousedown = el.ontouchstart = function() {
+			clear_timer();
+			el.activated = true;
+		};
+
+		el.onmouseup = el.ontouchend = function(event) {
+			event.preventDefault();
+			clear_timer();
+			el.execution_timer = setTimeout(function() {
+				execute_callback(el.value);
+			}, delay);
+		};
+	};
+
+	this.debug = function(...args) {
+		if (__debug) {
+			console.log("LOG/DEBUG", ...args);  // eslint-disable-line no-console
+		}
+	};
+	this.info = (...args) => console.log("LOG/INFO", ...args);  // eslint-disable-line no-console
+	this.error = (...args) => console.error("LOG/ERROR", ...args);  // eslint-disable-line no-console
+
+	this.browser = new function() {
+		// https://stackoverflow.com/questions/9847580/how-to-detect-safari-chrome-ie-firefox-and-opera-browser/9851769
+
+		// Opera 8.0+
+		var is_opera = (
+			(!!window.opr && !!opr.addons) // eslint-disable-line no-undef
+			|| !!window.opera
+			|| (navigator.userAgent.indexOf(" OPR/") >= 0)
+		);
+
+		// Firefox 1.0+
+		var is_firefox = (typeof InstallTrigger !== "undefined");
+
+		// Safari 3.0+ "[object HTMLElementConstructor]" 
+		var is_safari = (/constructor/i.test(window.HTMLElement) || (function (p) {
+			return p.toString() === "[object SafariRemoteNotification]";
+		})(!window["safari"] || (typeof safari !== "undefined" && safari.pushNotification))); // eslint-disable-line no-undef
+
+		// Chrome 1+
+		var is_chrome = (!!window.chrome && !!window.chrome.webstore);
+
+		// Blink engine detection
+		var is_blink = ((is_chrome || is_opera) && !!window.CSS);
+
+		// iOS browsers
+		// https://stackoverflow.com/questions/9038625/detect-if-device-is-ios
+		var is_ios = (!!navigator.platform && /iPad|iPhone|iPod/.test(navigator.platform));
+
+		// Any browser on Mac
+		var is_mac = ((
+			window.navigator.oscpu
+			|| window.navigator.platform
+			|| window.navigator.appVersion
+			|| "Unknown"
+		).indexOf("Mac") !== -1);
+
+		return {
+			"is_opera": is_opera,
+			"is_firefox": is_firefox,
+			"is_safari": is_safari,
+			"is_chrome": is_chrome,
+			"is_blink": is_blink,
+			"is_ios": is_ios,
+			"is_mac": is_mac,
+		};
+	};
+	this.info("Browser:", this.browser);
+};
+
+var $ = (id) => document.getElementById(id);
+var $$ = (cls) => document.getElementsByClassName(cls);