diff options
Diffstat (limited to 'lib/scripts/helpers.js')
| -rw-r--r-- | lib/scripts/helpers.js | 176 |
1 files changed, 5 insertions, 171 deletions
diff --git a/lib/scripts/helpers.js b/lib/scripts/helpers.js index b0f76cdb0..d6f36967d 100644 --- a/lib/scripts/helpers.js +++ b/lib/scripts/helpers.js @@ -2,156 +2,6 @@ * Various helper functions */ - -/** - * Simple function to check if a global var is defined - * - * @author Kae Verens - * @link http://verens.com/archives/2005/07/25/isset-for-javascript/#comment-2835 - */ -function isset(varname){ - return(typeof(window[varname])!='undefined'); -} - -/** - * Checks if property is undefined - * - * @param {Object} prop value to check - * @return {Boolean} true if matched - * @scope public - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 - * @author Ilya Lebedev <ilya@lebedev.net> - */ -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 * @@ -163,13 +13,12 @@ function hasFlash(version){ 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("$version").split(' ')[1].split(',')[0]; + ver = (new ActiveXObject("ShockwaveFlash.ShockwaveFlash")) + .GetVariable("$version").split(' ')[1].split(',')[0]; } }catch(e){ } - if(ver >= version) return true; - return false; + return ver >= version; } /** @@ -204,11 +53,11 @@ function substr_replace(str, replace, start, length) { * @returns functionref */ function bind(fnc/*, ... */) { - var Aps = Array.prototype.slice; + var Aps = Array.prototype.slice, // Store passed arguments in this scope. // Since arguments is no Array nor has an own slice method, // we have to apply the slice method from the Array.prototype - var static_args = Aps.call(arguments, 1); + static_args = Aps.call(arguments, 1); // Return a function evaluating the passed function with the // given args and optional arguments passed on invocation. @@ -219,18 +68,3 @@ function bind(fnc/*, ... */) { static_args.concat(Aps.call(arguments, 0))); }; } - -/** - * Get the computed style of a node. - * - * @link https://acidmartin.wordpress.com/2008/08/26/style-get-any-css-property-value-of-an-object/ - * @link http://svn.dojotoolkit.org/src/dojo/trunk/_base/html.js - */ -function gcs(node){ - if(node.currentStyle){ - return node.currentStyle; - }else{ - return node.ownerDocument.defaultView.getComputedStyle(node, null); - } -} - |