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-rw-r--r--vendors/dokuwiki/lib/scripts/helpers.js146
1 files changed, 146 insertions, 0 deletions
diff --git a/vendors/dokuwiki/lib/scripts/helpers.js b/vendors/dokuwiki/lib/scripts/helpers.js
new file mode 100644
index 000000000..8d4f3ea78
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+++ b/vendors/dokuwiki/lib/scripts/helpers.js
@@ -0,0 +1,146 @@
+/**
+ * Differrent helper functions
+ *
+ * @author Ilya Lebedev <ilya@lebedev.net>
+ * @license LGPL
+ */
+//-----------------------------------------------------------------------------
+// Variable/property checks
+//-----------------------------------------------------------------------------
+/**
+ * Checks if property is undefined
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isUndefined (prop /* :Object */) /* :Boolean */ {
+ return (typeof prop == 'undefined');
+}
+/**
+ * Checks if property is function
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isFunction (prop /* :Object */) /* :Boolean */ {
+ return (typeof prop == 'function');
+}
+/**
+ * Checks if property is string
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isString (prop /* :Object */) /* :Boolean */ {
+ return (typeof prop == 'string');
+}
+/**
+ * Checks if property is number
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isNumber (prop /* :Object */) /* :Boolean */ {
+ return (typeof prop == 'number');
+}
+/**
+ * Checks if property is the calculable number
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isNumeric (prop /* :Object */) /* :Boolean */ {
+ return isNumber(prop)&&!isNaN(prop)&&isFinite(prop);
+}
+/**
+ * Checks if property is array
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isArray (prop /* :Object */) /* :Boolean */ {
+ return (prop instanceof Array);
+}
+/**
+ * Checks if property is regexp
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isRegExp (prop /* :Object */) /* :Boolean */ {
+ return (prop instanceof RegExp);
+}
+/**
+ * Checks if property is a boolean value
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isBoolean (prop /* :Object */) /* :Boolean */ {
+ return ('boolean' == typeof prop);
+}
+/**
+ * Checks if property is a scalar value (value that could be used as the hash key)
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isScalar (prop /* :Object */) /* :Boolean */ {
+ return isNumeric(prop)||isString(prop);
+}
+/**
+ * Checks if property is empty
+ *
+ * @param {Object} prop value to check
+ * @return {Boolean} true if matched
+ * @scope public
+ */
+function isEmpty (prop /* :Object */) /* :Boolean */ {
+ if (isBoolean(prop)) return false;
+ if (isRegExp(prop) && new RegExp("").toString() == prop.toString()) return true;
+ if (isString(prop) || isNumber(prop)) return !prop;
+ if (Boolean(prop)&&false != prop) {
+ for (var i in prop) if(prop.hasOwnProperty(i)) return false
+ }
+ return true;
+}
+
+/**
+ * Checks if property is derived from prototype, applies method if it is not exists
+ *
+ * @param string property name
+ * @return bool true if prototyped
+ * @access public
+ */
+if ('undefined' == typeof Object.hasOwnProperty) {
+ Object.prototype.hasOwnProperty = function (prop) {
+ return !('undefined' == typeof this[prop] || this.constructor && this.constructor.prototype[prop] && this[prop] === this.constructor.prototype[prop]);
+ }
+}
+
+/**
+ * Very simplistic Flash plugin check, probably works for Flash 8 and higher only
+ */
+function hasFlash(version){
+ var ver = 0;
+ try{
+ if(navigator.plugins != null && navigator.plugins.length > 0){
+ ver = navigator.plugins["Shockwave Flash"].description.split(' ')[2].split('.')[0];
+ }else{
+ var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
+ ver = axo.GetVariable("$version").split(' ')[1].split(',')[0];
+ }
+ }catch(e){ }
+
+ if(ver >= version) return true;
+ return false;
+}