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Diffstat (limited to 'lib/scripts/helpers.js')
-rw-r--r-- | lib/scripts/helpers.js | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/lib/scripts/helpers.js b/lib/scripts/helpers.js deleted file mode 100644 index 129964d29..000000000 --- a/lib/scripts/helpers.js +++ /dev/null @@ -1,146 +0,0 @@ -/** - * 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; -} |