1 files changed, 117 insertions, 0 deletions
diff --git a/htdocs/js/common/03-dom.js b/htdocs/js/common/03-dom.js
new file mode 100644
index 0000000..d05bcd0
--- /dev/null
+++ b/htdocs/js/common/03-dom.js
@@ -0,0 +1,117 @@
+//
+// DOM helpers
+//
+function ge(id) {
+    return document.getElementById(id)
+}
+
+function hasClass(el, name) {
+    return el && el.nodeType === 1 && (" " + el.className + " ").replace(/[\t\r\n\f]/g, " ").indexOf(" " + name + " ") >= 0
+}
+
+function addClass(el, name) {
+    if (!el) {
+        return console.warn('addClass: el is', el)
+    }
+    if (!hasClass(el, name)) {
+        el.className = (el.className ? el.className + ' ' : '') + name
+    }
+}
+
+function removeClass(el, name) {
+    if (!el) {
+        return console.warn('removeClass: el is', el)
+    }
+    if (isArray(name)) {
+        for (var i = 0; i < name.length; i++) {
+            removeClass(el, name[i]);
+        }
+        return;
+    }
+    el.className = ((el.className || '').replace((new RegExp('(\\s|^)' + name + '(\\s|$)')), ' ')).trim()
+}
+
+function addEvent(el, type, f, useCapture) {
+    if (!el) {
+        return console.warn('addEvent: el is', el, stackTrace())
+    }
+
+    if (isArray(type)) {
+        for (var i = 0; i < type.length; i++) {
+            addEvent(el, type[i], f, useCapture);
+        }
+        return;
+    }
+
+    if (el.addEventListener) {
+        el.addEventListener(type, f, useCapture || false);
+        return true;
+    } else if (el.attachEvent) {
+        return el.attachEvent('on' + type, f);
+    }
+
+    return false;
+}
+
+function removeEvent(el, type, f, useCapture) {
+    if (isArray(type)) {
+        for (var i = 0; i < type.length; i++) {
+            var t = type[i];
+            removeEvent(el, type[i], f, useCapture);
+        }
+        return;
+    }
+
+    if (el.removeEventListener) {
+        el.removeEventListener(type, f, useCapture || false);
+    } else if (el.detachEvent) {
+        return el.detachEvent('on' + type, f);
+    }
+
+    return false;
+}
+
+function cancelEvent(evt) {
+    if (!evt) {
+        return console.warn('cancelEvent: event is', evt)
+    }
+
+    if (evt.preventDefault) evt.preventDefault();
+    if (evt.stopPropagation) evt.stopPropagation();
+
+    evt.cancelBubble = true;
+    evt.returnValue = false;
+
+    return false;
+}
+
+
+//
+// Cookies
+//
+function setCookie(name, value, days) {
+    var expires = "";
+    if (days) {
+        var date = new Date();
+        date.setTime(date.getTime() + (days*24*60*60*1000));
+        expires = "; expires=" + date.toUTCString();
+    }
+    document.cookie = name + "=" + (value || "") + expires + "; domain=" + window.appConfig.cookieHost + "; path=/";
+}
+
+function unsetCookie(name) {
+    document.cookie = name + '=; Max-Age=-99999999; domain=' + window.appConfig.cookieHost + "; path=/";
+}
+
+function getCookie(name) {
+    var nameEQ = name + "=";
+    var ca = document.cookie.split(';');
+    for (var i = 0; i < ca.length; i++) {
+        var c = ca[i];
+        while (c.charAt(0) === ' ')
+            c = c.substring(1, c.length);
+        if (c.indexOf(nameEQ) === 0)
+            return c.substring(nameEQ.length, c.length);
+    }
+    return null;
+}