render: function()

in clns-eTarget/src/main/webapp/js/pikaday.js [1087:1177]
86 lines of code
29 McCabe index (conditional complexity)

        render: function(year, month, randId)
        {
            var opts   = this._o,
                now    = new Date(),
                days   = getDaysInMonth(year, month),
                before = new Date(year, month, 1).getDay(),
                data   = [],
                row    = [];
            setToStartOfDay(now);
            if (opts.firstDay > 0) {
                before -= opts.firstDay;
                if (before < 0) {
                    before += 7;
                }
            }
            var previousMonth = month === 0 ? 11 : month - 1,
                nextMonth = month === 11 ? 0 : month + 1,
                yearOfPreviousMonth = month === 0 ? year - 1 : year,
                yearOfNextMonth = month === 11 ? year + 1 : year,
                daysInPreviousMonth = getDaysInMonth(yearOfPreviousMonth, previousMonth);
            var cells = days + before,
                after = cells;
            while(after > 7) {
                after -= 7;
            }
            cells += 7 - after;
            var isWeekSelected = false;
            for (var i = 0, r = 0; i < cells; i++)
            {
                var day = new Date(year, month, 1 + (i - before)),
                    isSelected = isDate(this._d) ? compareDates(day, this._d) : false,
                    isToday = compareDates(day, now),
                    hasEvent = opts.events.indexOf(day.toDateString()) !== -1 ? true : false,
                    isEmpty = i < before || i >= (days + before),
                    dayNumber = 1 + (i - before),
                    monthNumber = month,
                    yearNumber = year,
                    isStartRange = opts.startRange && compareDates(opts.startRange, day),
                    isEndRange = opts.endRange && compareDates(opts.endRange, day),
                    isInRange = opts.startRange && opts.endRange && opts.startRange < day && day < opts.endRange,
                    isDisabled = (opts.minDate && day < opts.minDate) ||
                                 (opts.maxDate && day > opts.maxDate) ||
                                 (opts.disableWeekends && isWeekend(day)) ||
                                 (opts.disableDayFn && opts.disableDayFn(day));

                if (isEmpty) {
                    if (i < before) {
                        dayNumber = daysInPreviousMonth + dayNumber;
                        monthNumber = previousMonth;
                        yearNumber = yearOfPreviousMonth;
                    } else {
                        dayNumber = dayNumber - days;
                        monthNumber = nextMonth;
                        yearNumber = yearOfNextMonth;
                    }
                }

                var dayConfig = {
                        day: dayNumber,
                        month: monthNumber,
                        year: yearNumber,
                        hasEvent: hasEvent,
                        isSelected: isSelected,
                        isToday: isToday,
                        isDisabled: isDisabled,
                        isEmpty: isEmpty,
                        isStartRange: isStartRange,
                        isEndRange: isEndRange,
                        isInRange: isInRange,
                        showDaysInNextAndPreviousMonths: opts.showDaysInNextAndPreviousMonths,
                        enableSelectionDaysInNextAndPreviousMonths: opts.enableSelectionDaysInNextAndPreviousMonths
                    };

                if (opts.pickWholeWeek && isSelected) {
                    isWeekSelected = true;
                }

                row.push(renderDay(dayConfig));

                if (++r === 7) {
                    if (opts.showWeekNumber) {
                        row.unshift(renderWeek(i - before, month, year));
                    }
                    data.push(renderRow(row, opts.isRTL, opts.pickWholeWeek, isWeekSelected));
                    row = [];
                    r = 0;
                    isWeekSelected = false;
                }
            }
            return renderTable(opts, data, randId);
        },