From ca47a8c7fd5eb9f34ac00a2f1a843859d6123dd8 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Mon, 16 Jan 2006 02:43:30 +0000
Subject:
---
framework/Web/Javascripts/extended/array.js | 465 -----------------------
framework/Web/Javascripts/extended/base.js | 12 +-
framework/Web/Javascripts/extended/event.js | 23 +-
framework/Web/Javascripts/extended/functional.js | 171 ---------
framework/Web/Javascripts/extended/util.js | 95 +++++
5 files changed, 128 insertions(+), 638 deletions(-)
delete mode 100644 framework/Web/Javascripts/extended/array.js
delete mode 100644 framework/Web/Javascripts/extended/functional.js
(limited to 'framework/Web/Javascripts/extended')
diff --git a/framework/Web/Javascripts/extended/array.js b/framework/Web/Javascripts/extended/array.js
deleted file mode 100644
index 2aeb9084..00000000
--- a/framework/Web/Javascripts/extended/array.js
+++ /dev/null
@@ -1,465 +0,0 @@
-/**
-ARRAY EXTENSIONS
-by Caio Chassot (http://v2studio.com/k/code/)
-*/
-
-//function v2studio_com_code()
-//{
-
-
-/**
- * Searches Array for value.
- * returns the index of the first item
- * which matches value, or -1 if not found.
- * searching starts at index 0, or at start, if specified.
- *
- * Here are the rules for an item to match value
- * if strict is false or not specified (default):
- * if value is a:
- * # function -> value(item) must be true
- * # RegExp -> value.test(item) must be true
- * # anything else -> item == value must be true
- * @param value the value (function, regexp) to search
- * @param start where to start the search
- * @param strict use strict comparison (===) for everything
- */
-Array.prototype.indexOf = function(value, start, strict) {
- start = start || 0;
- for (var i=start; ivalue returns the first matched item, or null if not found
- * Parameters work the same as indexOf
- * @see #indexOf
- */
-Array.prototype.find = function(value, start, strict) {
- var i = this.indexOf(value, start, strict);
- if (i != -1) return this[i];
- return null
-}
-
-
-
-/* A.contains(value [, strict])
-/**
- * aliases: has, include
- * returns true if value is found in Array, otherwise false;
- * relies on indexOf, see its doc for details on value and strict
- * @see #indexOf
- */
-Array.prototype.contains = function(value,strict) {
- return this.indexOf(value,0,strict) !== -1;
-}
-
-
-Array.prototype.has = Array.prototype.contains;
-
-Array.prototype.include = Array.prototype.contains;
-
-
-/**
- * counts occurences of value in Array
- * relies on indexOf, see its doc for details on value and strict
- * @see #indexOf
- */
-Array.prototype.count = function(value, strict) {
- var pos, start = 0, count = 0;
- while ((pos = this.indexOf(value, start, strict)) !== -1) {
- start = pos + 1;
- count++;
- }
- return count;
-}
-
-
-/**
- * if all is false or not provied:
- * removes first occurence of value from Array
- * if all is provided and true:
- * removes all occurences of value from Array
- * returns the array
- * relies on indexOf, see its doc for details on value and strict
- * @see #indexOf
- */
-Array.prototype.remove = function(value,all,strict) {
- while (this.contains(value,strict)) {
- this.splice(this.indexOf(value,0,strict),1);
- if (!all) break
- }
- return this;
-}
-
-
-
-/* A.merge(a [, a]*)
- Append the contents of provided arrays into the current
- takes: one or more arrays
- returns: current array (modified)
-*/
-Array.prototype.merge = function() {
- var a = [];
- for (var i=0; i
-*/
-Array.prototype.min = function() {
- if (!this.length) return;
- var n = this[0];
- for (var i=1; ithis[i]) n=this[i];
- return n;
-}
-
-
-
-/* A.min()
- returns the graetest item in array by comparing them with <
-*/
-Array.prototype.max = function() {
- if (!this.length) return;
- var n = this[0];
- for (var i=1; i 0;
-}
-
-
-
-/* A.each(fn)
- method form of each function
-*/
-Array.prototype.each = function(fn) { return each(this, fn) }
-
-
-
-/* A.map([fn])
- method form of map function
-*/
-Array.prototype.map = function(fn) { return map(this, fn) }
-
-
-
-/* A.filter([fn])
- method form of filter function
-*/
-Array.prototype.filter = function(fn) { return filter(this, fn) }
-
-
-Array.prototype.select = Array.prototype.filter
-
-
-/* A.reduce([initial,] fn)
- method form of filter function
-*/
-Array.prototype.reduce = function() {
- var args = map(arguments);
- fn = args.pop();
- d = args.pop();
- return reduce(this, d, fn);
-}
-
-
-Array.prototype.inject = Array.prototype.reduce
-
-
-
-/* A.reject(fn)
- deletes items in A *in place* for which fn(item) is true
- returns a
-*/
-Array.prototype.reject = function(fn) {
- if (typeof(fn)=='string') fn = __strfn('item,idx,list', fn);
- var self = this;
- var itemsToRemove = [];
- fn = fn || function(v) {return v};
- map(self, function(item,idx,list) { if (fn(item,idx,list)) itemsToRemove.push(idx) } );
- itemsToRemove.reverse().each(function(idx) { self.splice(idx,1) });
- return self;
-}
-
-
-
-/* __strfn(args, fn)
- this is used internally by each, map, combine, filter and reduce to accept
- strings as functions.
-
- takes:
- `args` -> a string of comma separated names of the function arguments
- `fn` -> the function body
-
- if `fn` does not contain a return statement, a return keyword will be added
- before the last statement. the last statement is determined by removing the
- trailing semicolon (';') (if it exists) and then searching for the last
- semicolon, hence, caveats may apply (i.e. if the last statement has a
- string or regex containing the ';' character things will go wrong)
-*/
-function __strfn(args, fn) {
- function quote(s) { return '"' + s.replace(/"/g,'\\"') + '"' }
- if (!/\breturn\b/.test(fn)) {
- fn = fn.replace(/;\s*$/, '');
- fn = fn.insert(fn.lastIndexOf(';')+1, ' return ');
- }
- return eval('new Function('
- + map(args.split(/\s*,\s*/), quote).join()
- + ','
- + quote(fn)
- + ')'
- );
-}
-
-
-
-/* each(list, fn)
- traverses `list`, applying `fn` to each item of `list`
- takes:
- `list` -> anything that can be indexed and has a `length` property.
- usually an array.
- `fn` -> either a function, or a string containing a function body,
- in which case the name of the paremeters passed to it will be
- 'item', 'idx' and 'list'.
- se doc for `__strfn` for peculiarities about passing strings
- for `fn`
-
- `each` provides a safe way for traversing only an array's indexed items,
- ignoring its other properties. (as opposed to how for-in works)
-*/
-function each(list, fn) {
- if (typeof(fn)=='string') return each(list, __strfn('item,idx,list', fn));
- for (var i=0; i < list.length; i++) fn(list[i], i, list);
-}
-
-
-/* map(list [, fn])
- traverses `list`, applying `fn` to each item of `list`, returning an array
- of values returned by `fn`
-
- parameters work the same as for `each`, same `__strfn` caveats apply
-
- if `fn` is not provided, the list item is returned itself. this is an easy
- way to transform fake arrays (e.g. the arguments object of a function or
- nodeList objects) into real javascript arrays.
- e.g.: args = map(arguments)
-
- If you don't care about map's return value, you should use `each`
-
- this is a simplified version of python's map. parameter order is different,
- only a single list (array) is accepted, and the parameters passed to [fn]
- are different:
- [fn] takes the current item, then, optionally, the current index and a
- reference to the list (so that [fn] can modify list)
- see `combine` if you want to pass multiple lists
-*/
-function map(list, fn) {
- if (typeof(fn)=='string') return map(list, __strfn('item,idx,list', fn));
-
- var result = [];
- fn = fn || function(v) {return v};
- for (var i=0; i < list.length; i++) result.push(fn(list[i], i, list));
- return result;
-}
-
-
-/* combine(list [, list]* [, fn])
-
- takes:
- `list`s -> one or more lists (see `each` for definition of a list)
- `fn` -> Similar s `each` or `map`, a function or a string containing
- a function body.
- if a string is used, the name of parameters passed to the
- created function will be the lowercase alphabet letters, in
- order: a,b,c...
- same `__strfn` caveats apply
-
- combine will traverse all lists concurrently, passing each row if items as
- parameters to `fn`
- if `fn` is not provided, a function that returns a list containing each
- item in the row is used.
- if a list is smaller than the other, `null` is used in place of its missing
- items
-
- returns:
- an array of the values returned by calling `fn` for each row of items
-*/
-function combine() {
- var args = map(arguments);
- var lists = map(args.slice(0,-1),'map(item)');
- var fn = args.last();
- var toplen = map(lists, "item.length").max();
- var vals = [];
-
- if (!fn) fn = function(){return map(arguments)};
- if (typeof fn == 'string') {
- if (lists.length > 26) throw 'string functions can take at most 26 lists';
- var a = 'a'.charCodeAt(0);
- fn = __strfn(map(range(a, a+lists.length),'String.fromCharCode(item)').join(','), fn);
- }
-
- map(lists, function(li) {
- while (li.length < toplen) li.push(null);
- map(li, function(item,ix){
- if (ix < vals.length) vals[ix].push(item);
- else vals.push([item]);
- });
- });
-
- return map(vals, function(val) { return fn.apply(fn, val) });
-}
-
-
-
-/* filter(list [, fn])
- returns an array of items in `list` for which `fn(item)` is true
-
- parameters work the same as for `each`, same `__strfn` caveats apply
-
- if `fn` is not specified the items are evaluated themselves, that is,
- filter will return an array of the items in `list` which evaluate to true
-
- this is a similar to python's filter, but parameter order is inverted
-*/
-function filter(list, fn) {
- if (typeof(fn)=='string') return filter(list, __strfn('item,idx,list', fn));
-
- var result = [];
- fn = fn || function(v) {return v};
- map(list, function(item,idx,list) { if (fn(item,idx,list)) result.push(item) } );
- return result;
-}
-
-
-
-/* reduce(list [, initial], fn)
- similar to python's reduce. paremeter onder inverted...
-
- TODO: document this properly
-
- takes:
- `list` -> see doc for `each` to learn more about it
- `inirial -> TODO: doc`
- `fn` -> similar to `each` too, but in the case where it's a string,
- the name of the paremeters passed to it will be 'a' and 'b'
- same `__strfn` caveats apply
-
-*/
-function reduce(list, initial, fn) {
- if (undef(fn)) {
- fn = initial;
- initial = window.undefined; // explicit `window` object so browsers that do not have an `undefined` keyword will evaluate to the (hopefully) undefined parameter `undefined` of `window`
- }
- if (typeof(fn)=='string') return reduce(list, initial, __strfn('a,b', fn));
- if (isdef(initial)) list.splice(0,0,initial);
- if (list.length===0) return false;
- if (list.length===1) return list[0];
- var result = list[0];
- var i = 1;
- while(ifn does not contain a return statement, a return keyword will be added
- * before the last statement. the last statement is determined by removing the
- * trailing semicolon (';') (if it exists) and then searching for the last
- * semicolon, hence, caveats may apply (i.e. if the last statement has a
- * string or regex containing the ';' character things will go wrong)
- * @param args a string of comma separated names of the function arguments
- * @param fn the function body
- */
-function __strfn(args, fn) {
- /**
- * Internal function. Do not call it directly.
- */
- function quote(s) { return '"' + s.replace(/"/g,'\\"') + '"' }
- if (!/\breturn\b/.test(fn)) {
- fn = fn.replace(/;\s*$/, '');
- fn = fn.insert(fn.lastIndexOf(';')+1, ' return ');
- }
- return eval('new Function('
- + map(args.split(/\s*,\s*/), quote).join()
- + ','
- + quote(fn)
- + ')'
- );
-}
-
-
-/**
- * traverses list, applying fn to each item of list.
- * see doc for __strfn for peculiarities about passing strings for fn
- *
- * each provides a safe way for traversing only an array's indexed items,
- * ignoring its other properties. (as opposed to how for-in works)
- * @param list anything that can be indexed and has a length property. usually an array.
- * @param fn either a function, or a string containing a function body,
- * in which case the name of the paremeters passed to it will be
- * 'item', 'idx' and 'list'.
- * @see #__strfn
- */
-function each(list, fn) {
- if (typeof(fn)=='string') return each(list, __strfn('item,idx,list', fn));
- for (var i=0; i < list.length; i++) fn(list[i], i, list);
-}
-
-
-/**
- * traverses list, applying fn to each item of list, returning an array
- of values returned by fn
-
- parameters work the same as for each, same __strfn caveats apply
-
- if fn is not provided, the list item is returned itself. this is an easy
- way to transform fake arrays (e.g. the arguments object of a function or
- nodeList objects) into real javascript arrays.
- e.g.: args = map(arguments)
-
- If you don't care about map's return value, you should use each
-
- this is a simplified version of python's map. parameter order is different,
- only a single list (array) is accepted, and the parameters passed to [fn]
- are different:
- [fn] takes the current item, then, optionally, the current index and a
- reference to the list (so that [fn] can modify list)
- see combine if you want to pass multiple lists
- */
-function map(list, fn) {
- if (typeof(fn)=='string') return map(list, __strfn('item,idx,list', fn));
-
- var result = [];
- fn = fn || function(v) {return v};
- for (var i=0; i < list.length; i++) result.push(fn(list[i], i, list));
- return result;
-}
-
-
-/**
- * combine will traverse all lists concurrently, passing each row if items as
- parameters to fn
- if fn is not provided, a function that returns a list containing each
- item in the row is used.
- if a list is smaller than the other, null is used in place of its missing
- items
- * @param list one or more lists (see each for definition of a list)
- * @param fn Similar s each or map, a function or a string containing
- a function body.
- if a string is used, the name of parameters passed to the
- created function will be the lowercase alphabet letters, in
- order: a,b,c...
- same __strfn caveats apply
- * @see #each
- * @see #__strfn
- * @return an array of the values returned by calling fn for each row of items
- *//*
-function combine() {
- var args = map(arguments);
- var lists = map(args.slice(0,-1),'map(item)');
- var fn = args.last();
- var toplen = map(lists, "item.length").max();
- var vals = [];
-
- if (!fn) fn = function(){return map(arguments)};
- if (typeof fn == 'string') {
- if (lists.length > 26) throw 'string functions can take at most 26 lists';
- var a = 'a'.charCodeAt(0);
- fn = __strfn(map(range(a, a+lists.length),'String.fromCharCode(item)').join(','), fn);
- }
-
- map(lists, function(li) {
- while (li.length < toplen) li.push(null);
- map(li, function(item,ix){
- if (ix < vals.length) vals[ix].push(item);
- else vals.push([item]);
- });
- });
-
- return map(vals, function(val) { return fn.apply(fn, val) });
-}
-
-/**
- * returns an array of items in list for which fn(item) is true
-
- parameters work the same as for each, same __strfn caveats apply
-
- if fn is not specified the items are evaluated themselves, that is,
- filter will return an array of the items in list which evaluate to true
-
- this is a similar to python's filter, but parameter order is inverted
- *//*
-function filter(list, fn) {
- if (typeof(fn)=='string') return filter(list, __strfn('item,idx,list', fn));
-
- var result = [];
- fn = fn || function(v) {return v};
- map(list, function(item,idx,list) { if (fn(item,idx,list)) result.push(item) } );
- return result;
-}
-
-/**
- * similar to python's reduce. paremeter order inverted...
- * @param list see doc for each to learn more about it
- * @param initial TODO
- * @param fn similar to each too, but in the case where it's a string,
- the name of the paremeters passed to it will be 'a' and 'b'
- same __strfn caveats apply
- *//*
-function reduce(list, initial, fn) {
- if (undef(fn)) {
- fn = initial;
- // explicit window object so browsers that do not have an undefined
- //keyword will evaluate to the (hopefully) undefined parameter
- //undefined of window
- initial = window.undefined;
- }
- if (typeof(fn)=='string') return reduce(list, initial, __strfn('a,b', fn));
- if (isdef(initial)) list.splice(0,0,initial);
- if (list.length===0) return false;
- if (list.length===1) return list[0];
- var result = list[0];
- var i = 1;
- while(iInternationalization
+ * is not supported
+ * @param {string} the string to convert to double/float
+ * @param {string} the decimal character
+ * @return {float|null} null if string does not represent a float value
+ */
+Prado.Util.toDouble = function(value, decimalchar)
+{
+ decimalchar = undef(decimalchar) ? "." : decimalchar;
+ var exp = new RegExp("^\\s*([-\\+])?(\\d+)?(\\" + decimalchar + "(\\d+))?\\s*$");
+ var m = value.match(exp);
+ if (m == null)
+ return null;
+ var cleanInput = m[1] + (m[2].length>0 ? m[2] : "0") + "." + m[4];
+ var num = parseFloat(cleanInput);
+ return (isNaN(num) ? null : num);
+}
+
+/**
+ * Convert strings that represent a currency value (e.g. a float with grouping
+ * characters) to float. E.g. "10,000.50" will become "10000.50". The number
+ * of dicimal digits, grouping and decimal characters can be specified.
+ * The currency input format is very strict, null will be returned if
+ * the pattern does not match.
+ * @param {string} the currency value
+ * @param {string} the grouping character, default is ","
+ * @param {int} number of decimal digits
+ * @param {string} the decimal character, default is "."
+ * @type {float|null} the currency value as float.
+ */
+Prado.Util.toCurrency = function(value, groupchar, digits, decimalchar)
+{
+ groupchar = undef(groupchar) ? "," : groupchar;
+ decimalchar = undef(decimalchar) ? "." : decimalchar;
+ digits = undef(digits) ? 2 : digits;
+
+ var exp = new RegExp("^\\s*([-\\+])?(((\\d+)\\" + groupchar + ")*)(\\d+)"
+ + ((digits > 0) ? "(\\" + decimalchar + "(\\d{1," + digits + "}))?" : "")
+ + "\\s*$");
+ var m = value.match(exp);
+ if (m == null)
+ return null;
+ var intermed = m[2] + m[5] ;
+ var cleanInput = m[1] + intermed.replace(
+ new RegExp("(\\" + groupchar + ")", "g"), "")
+ + ((digits > 0) ? "." + m[7] : "");
+ var num = parseFloat(cleanInput);
+ return (isNaN(num) ? null : num);
+}
+
+/**
+ * Trim the value, if the value is undefined, empty string is return.
+ * @param {string} string to be trimmed.
+ * @type {string} trimmed string.
+ */
+Prado.Util.trim = function(value)
+{
+ if(!isString(value)) return "";
+ return value.replace(/^\s+|\s+$/g, "");
+}
--
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