132
function getProblemList(sel)
{
var hard_id = sel.options[sel.selectedIndex].value;
document.getElementById('dhtmlproblem').options.length = 0; // Empty
select box
if(hard_id.length>0){
var index = ajax.length;
ajax[index] = new sack();
ajax[index].requestFile = 'getproblems.php?hard_id='+hard_id; //
Specifying which file to get
ajax[index].onCompletion = function(){ createProblems(index) }; //
Specify function that will be executed after file has been found
ajax[index].runAJAX(); // Execute AJAX function
}
}
function createProblems(index)
{
var obj = document.getElementById('dhtmlproblem');
eval(ajax[index].response); // Executing the response from Ajax as
Javascript code
}
Модуль jquery.date_input.js
DateInput = (function($) {
function DateInput(el, opts) {
if (typeof(opts) != "object") opts = {};
$.extend(this, DateInput.DEFAULT_OPTS, opts);
this.input = $(el);
this.bindMethodsToObj("show", "hide", "hideIfClickOutside", "keydownHandler",
"selectDate");
this.build();
this.selectDate();
this.hide();
};
DateInput.DEFAULT_OPTS = {
month_names: ["Январь", "ФевраР"СЊ", "Март", "РђРїСЂРµР"СЊ",
"Май", "РСЋРЅСЊ", "РСЋР"СЊ", "РђРІРіСѓСЃС‚", "Сентябрь", "Октябрь",
"Ноябрь", "Декабрь"],
short_month_names: ["01", "02", "03", "04", "05", "06", "07", "08", "09",
"10", "11", "12"],
short_day_names: ["Вс", "Пн", "Вт", "Ср", "Чт", "Пт", "Сб"],
start_of_week: 1
};
DateInput.prototype = {
build: function() {
var monthNav = $('<p class="month_nav">' +
'<span class="button prev" title="[Page-Up]">«</span>' +
' <span class="month_name"></span> ' +
'<span class="button next" title="[Page-Down]">»</span>' +
'</p>');
this.monthNameSpan = $(".month_name", monthNav);
$(".prev", monthNav).click(this.bindToObj(function() { this.moveMonthBy(-1);
}));
$(".next", monthNav).click(this.bindToObj(function() { this.moveMonthBy(1);
}));
var yearNav = $('<p class="year_nav">' +
'<span class="button prev" title="[Ctrl+Page-Up]">«</span>' +
' <span class="year_name"></span> ' +
'<span class="button next" title="[Ctrl+Page-Down]">»</span>' +
'</p>');
this.yearNameSpan = $(".year_name", yearNav);
133
$(".prev", yearNav).click(this.bindToObj(function() { this.moveMonthBy(-12);
}));
$(".next", yearNav).click(this.bindToObj(function() { this.moveMonthBy(12);
}));
var nav = $('<div class="nav"></div>').append(monthNav, yearNav);
var tableShell = "<table><thead><tr>";
$(this.adjustDays(this.short_day_names)).each(function() {
tableShell += "<th>" + this + "</th>";
});
tableShell += "</tr></thead><tbody></tbody></table>";
this.dateSelector = this.rootLayers = $('<div
class="date_selector"></div>').append(nav, tableShell).insertAfter(this.input);
if ($.browser.msie && $.browser.version < 7) {
this.ieframe = $('<iframe class="date_selector_ieframe" frameborder="0"
src="#"></iframe>').insertBefore(this.dateSelector);
this.rootLayers = this.rootLayers.add(this.ieframe);
$(".button", nav).mouseover(function() { $(this).addClass("hover") });
$(".button", nav).mouseout(function() { $(this).removeClass("hover") });
};
this.tbody = $("tbody", this.dateSelector);
this.input.change(this.bindToObj(function() { this.selectDate(); }));
this.selectDate();
},
selectMonth: function(date) {
var newMonth = new Date(date.getFullYear(), date.getMonth(), 1);
if (!this.currentMonth || !(this.currentMonth.getFullYear() ==
newMonth.getFullYear() &&
this.currentMonth.getMonth() ==
newMonth.getMonth())) {
this.currentMonth = newMonth;
var rangeStart = this.rangeStart(date), rangeEnd = this.rangeEnd(date);
var numDays = this.daysBetween(rangeStart, rangeEnd);
var dayCells = "";
for (var i = 0; i <= numDays; i++) {
var currentDay = new Date(rangeStart.getFullYear(),
rangeStart.getMonth(), rangeStart.getDate() + i, 12, 00);
if (this.isFirstDayOfWeek(currentDay)) dayCells += "<tr>";
if (currentDay.getMonth() == date.getMonth()) {
dayCells += '<td class="selectable_day" date="' +
this.dateToString(currentDay) + '">' + currentDay.getDate() + '</td>';
} else {
dayCells += '<td class="unselected_month" date="' +
this.dateToString(currentDay) + '">' + currentDay.getDate() + '</td>';
};
if (this.isLastDayOfWeek(currentDay)) dayCells += "</tr>";
};
this.tbody.empty().append(dayCells);
134
this.monthNameSpan.empty().append(this.monthName(date));
this.yearNameSpan.empty().append(this.currentMonth.getFullYear());
$(".selectable_day", this.tbody).click(this.bindToObj(function(event) {
this.changeInput($(event.target).attr("date"));
}));
$("td[date=" + this.dateToString(new Date()) + "]",
this.tbody).addClass("today");
$("td.selectable_day", this.tbody).mouseover(function() {
$(this).addClass("hover") });
$("td.selectable_day", this.tbody).mouseout(function() {
$(this).removeClass("hover") });
};
$('.selected', this.tbody).removeClass("selected");
$('td[date=' + this.selectedDateString + ']',
this.tbody).addClass("selected");
},
selectDate: function(date) {
if (typeof(date) == "undefined") {
date = this.stringToDate(this.input.val());
};
if (!date) date = new Date();
this.selectedDate = date;
this.selectedDateString = this.dateToString(this.selectedDate);
this.selectMonth(this.selectedDate);
},
changeInput: function(dateString) {
this.input.val(dateString).change();
this.hide();
},
show: function() {
this.rootLayers.css("display", "block");
$([window, document.body]).click(this.hideIfClickOutside);
this.input.unbind("focus", this.show);
$(document.body).keydown(this.keydownHandler);
this.setPosition();
},
hide: function() {
this.rootLayers.css("display", "none");
$([window, document.body]).unbind("click", this.hideIfClickOutside);
this.input.focus(this.show);
$(document.body).unbind("keydown", this.keydownHandler);
},
hideIfClickOutside: function(event) {
if (event.target != this.input[0] && !this.insideSelector(event)) {
this.hide();
};
},
insideSelector: function(event) {
var offset = this.dateSelector.position();
offset.right = offset.left + this.dateSelector.outerWidth();
offset.bottom = offset.top + this.dateSelector.outerHeight();
return event.pageY < offset.bottom &&
135
event.pageY > offset.top &&
event.pageX < offset.right &&
event.pageX > offset.left;
},
keydownHandler: function(event) {
switch (event.keyCode)
{
case 9:
case 27:
this.hide();
return;
break;
case 13:
this.changeInput(this.selectedDateString);
break;
case 33:
this.moveDateMonthBy(event.ctrlKey ? -12 : -1);
break;
case 34:
this.moveDateMonthBy(event.ctrlKey ? 12 : 1);
break;
case 38:
this.moveDateBy(-7);
break;
case 40:
this.moveDateBy(7);
break;
case 37:
this.moveDateBy(-1);
break;
case 39:
this.moveDateBy(1);
break;
default:
return;
}
event.preventDefault();
},
stringToDate: function(string) {
var matches;
if (matches = string.match(/^(\d{1,2}) ([^\s]+) (\d{4,4})$/)) {
return new Date(matches[3], this.shortMonthNum(matches[2]), matches[1],
12, 00);
} else {
return null;
};
},
dateToString: function(date) {
// return date.getDate() + " " + this.short_month_names[date.getMonth()] + "
" + date.getFullYear();
return date.getFullYear()+"-"+this.short_month_names[date.getMonth()]+"-
"+date.getDate();// + " " + + " " + ;
},
setPosition: function() {
var offset = this.input.offset();
this.rootLayers.css({
top: offset.top + this.input.outerHeight(),
left: offset.left
});
136
if (this.ieframe) {
this.ieframe.css({
width: this.dateSelector.outerWidth(),
height: this.dateSelector.outerHeight()
});
};
},
moveDateBy: function(amount) {
var newDate = new Date(this.selectedDate.getFullYear(),
this.selectedDate.getMonth(), this.selectedDate.getDate() + amount);
this.selectDate(newDate);
},
moveDateMonthBy: function(amount) {
var newDate = new Date(this.selectedDate.getFullYear(),
this.selectedDate.getMonth() + amount, this.selectedDate.getDate());
if (newDate.getMonth() == this.selectedDate.getMonth() + amount + 1) {
newDate.setDate(0);
};
this.selectDate(newDate);
},
moveMonthBy: function(amount) {
var newMonth = new Date(this.currentMonth.getFullYear(),
this.currentMonth.getMonth() + amount, this.currentMonth.getDate());
this.selectMonth(newMonth);
},
monthName: function(date) {
return this.month_names[date.getMonth()];
},
bindToObj: function(fn) {
var self = this;
return function() { return fn.apply(self, arguments) };
},
bindMethodsToObj: function() {
for (var i = 0; i < arguments.length; i++) {
this[arguments[i]] = this.bindToObj(this[arguments[i]]);
};
},
indexFor: function(array, value) {
for (var i = 0; i < array.length; i++) {
if (value == array[i]) return i;
};
},
monthNum: function(month_name) {
return this.indexFor(this.month_names, month_name);
},
shortMonthNum: function(month_name) {
return this.indexFor(this.short_month_names, month_name);
},
shortDayNum: function(day_name) {
return this.indexFor(this.short_day_names, day_name);
},
daysBetween: function(start, end) {
137
start = Date.UTC(start.getFullYear(), start.getMonth(), start.getDate());
end = Date.UTC(end.getFullYear(), end.getMonth(), end.getDate());
return (end - start) / 86400000;
},
changeDayTo: function(dayOfWeek, date, direction) {
var difference = direction * (Math.abs(date.getDay() - dayOfWeek -
(direction * 7)) % 7);
return new Date(date.getFullYear(), date.getMonth(), date.getDate() +
difference);
},
rangeStart: function(date) {
return this.changeDayTo(this.start_of_week, new Date(date.getFullYear(),
date.getMonth()), -1);
},
rangeEnd: function(date) {
return this.changeDayTo((this.start_of_week - 1) % 7, new
Date(date.getFullYear(), date.getMonth() + 1, 0), 1);
},
isFirstDayOfWeek: function(date) {
return date.getDay() == this.start_of_week;
},
isLastDayOfWeek: function(date) {
return date.getDay() == (this.start_of_week - 1) % 7;
},
adjustDays: function(days) {
var newDays = [];
for (var i = 0; i < days.length; i++) {
newDays[i] = days[(i + this.start_of_week) % 7];
};
return newDays;
}
};
$.fn.date_input = function(opts) {
return this.each(function() { new DateInput(this, opts); });
};
$.date_input = { initialize: function(opts) {
$("input.date_input").date_input(opts);
} };
return DateInput;
})(jQuery);
