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258 lines
6.2 KiB
258 lines
6.2 KiB
/**
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* @author Javad Mowlanezhad [email protected]
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* @version 1.0.0
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*/
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(function($) {
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function JalaliCalendar() {
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var _jDIM = [31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29];
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var _gDIM = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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/**
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* Checks input parameter for Array object, if the object is Array returns true otherwise false
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* @param a
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*/
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function _isArray(a) {
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return (a && a.constructor && a.constructor.toString().match(/\Array\(\)/));
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}
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function _div(a, b) {
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return Math.floor(a / b);
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}
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function _ds2da(ds) {
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if (_isArray(ds))
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return ds;
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if (ds == "")
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return [];
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var da = ds.split(" ")[0].split("-");
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if (da[1] == undefined)
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da = ds.split(" ")[0].split("/");
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return da;
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}
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function _ivda(da) {
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return !(da[0] === "" || da[1] === "" || da[2] === "");
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}
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function _isjvd(d) {
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d = _ds2da(d);
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var j = _g2j(_j2g(d));
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return d[0] === j[0] && d[1] === j[1] && d[2] === j[2];
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}
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function _isgvd(d) {
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d = _ds2da(d);
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var g = _j2g(_g2j(d));
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return d[0] === g[0] && d[1] === g[1] && d[2] === g[2];
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}
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function _j2JUL(j) {
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var jy, jm, jd, jdn,i;
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jy = j[0] - 979;
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jm = j[1] - 1;
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jd = j[2] - 1;
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jdn = 365 * jy + _div(jy, 33) * 8 + _div((jy % 33 + 3), 4);
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for (i = 0; i < jm; ++i)
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jdn += _jDIM[i];
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return jdn + jd;
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}
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function _JUL2j(gdn) {
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var gy, gm, gd, leap, i;
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gy = 1600 + 400 * _div(gdn, 146097);
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gdn = gdn % 146097;
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leap = 1;
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if (gdn >= 36525) {
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gdn--;
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gy += 100 * _div(gdn, 36524);
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gdn = gdn % 36524;
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if (gdn >= 365)
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gdn++;
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else
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leap = 0;
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}
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gy += 4 * _div(gdn, 1461);
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gdn %= 1461;
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if (gdn >= 366) {
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leap = 0;
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gdn--;
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gy += _div(gdn, 365);
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gdn = gdn % 365;
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}
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for (i = 0; gdn >= _gDIM[i] + (i == 1 && leap); i++)
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gdn -= _gDIM[i] + (i == 1 && leap);
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gm = i + 1;
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gd = gdn + 1;
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return [gy, gm, gd];
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}
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function _g2JUL(g) {
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var gy, gm, gd, gdn, i;
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gy = g[0] - 1600;
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gm = g[1] - 1;
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gd = g[2] - 1;
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gdn = 365 * gy + _div((gy + 3), 4) - _div((gy + 99), 100) + _div((gy + 399), 400);
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for (i = 0; i < gm; ++i)
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gdn += _gDIM[i];
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if (gm > 1 && ((gy % 4 == 0 && gy % 100 != 0) || (gy % 400 == 0)))
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++gdn;
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return gdn + gd;
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}
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function _JUL2g(jdn) {
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var j_np, jy, jm, jd, i;
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j_np = _div(jdn, 12053);
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jdn %= 12053;
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jy = 979 + 33 * j_np + 4 * _div(jdn, 1461);
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jdn %= 1461;
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if (jdn >= 366) {
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jy += _div((jdn - 1), 365);
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jdn = (jdn - 1) % 365;
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}
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for (i = 0; i < 11 && jdn >= _jDIM[i]; ++i)
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jdn -= _jDIM[i];
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jm = i + 1;
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jd = jdn + 1;
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return [jy, jm, jd];
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}
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function _j2g(j) {
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j = _ds2da(j);
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if (!_ivda(j))
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return [];
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return _JUL2j(_j2JUL(j) + 79);
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}
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function _g2j(g) {
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g = _ds2da(g);
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if (!_ivda(g))
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return [];
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return _JUL2g(_g2JUL(g) - 79);
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}
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return {
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gregorianToJalali: function(g) {
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return _g2j(g);
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},
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gregorianToJalaliStr: function(_g) {
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var g = _ds2da(_g);
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if (!_ivda(g))
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return "";
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var j = _g2j(g);
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return j[0] + "/" + (j[1] > 9 ? j[1] : "0" + j[1]) + "/" + (j[2] > 9 ? j[2] : "0" + j[2]);
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},
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jalaliToGregorianStr: function (_j, _st) {
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var j = _ds2da(_j);
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if (!_ivda(j))
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return "";
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var g = _j2g(j);
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return g[0] + "/" + g[1] + "/" + g[2] + (!_st ? "" : " " + _j.split(" ")[1].split(".")[0]);
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},
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jalaliToGregorian: function(j) {
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return _j2g(j);
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},
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today: function() {
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var _today = new Date();
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return this.gregorianToJalaliStr([_today.getFullYear(),(_today.getMonth() + 1),_today.getDate()]);
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},
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isValidJ: function(d) {
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return _isjvd(d);
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},
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isValidG: function(d) {
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return _isgvd(d);
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},
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getDaysInMonth: function(y, m) {
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return 32 - new Date(y, m, 32).getDate();
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},
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version: "1.0.0"
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};
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};
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if ($._gDate == undefined) {
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Date.prototype._getFullYear = Date.prototype.getFullYear;
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Date.prototype._setFullYear = Date.prototype.setFullYear;
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Date.prototype._getMonth = Date.prototype.getMonth;
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Date.prototype._setMonth = Date.prototype.setMonth;
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Date.prototype._getDate = Date.prototype.getDate;
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Date.prototype._setDate = Date.prototype.setDate;
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Date.prototype._getCJD = function() {
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return $.jalaliCalendar.gregorianToJalali([this._getFullYear(), this._getMonth() + 1, this._getDate()]);
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};
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Date.prototype.getFullYear = function() {
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return this._getCJD()[0];
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};
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Date.prototype.setFullYear = function(y) {
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var j = this._getCJD();
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var g = $.jalaliCalendar.jalaliToGregorian([y, j[1], j[2]]);
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this._setDate(1);
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this._setFullYear(g[0]);
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this._setMonth(g[1] - 1);
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this._setDate(g[2]);
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};
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Date.prototype.getMonth = function() {
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return this._getCJD()[1] - 1;
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};
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Date.prototype.setMonth = function(m) {
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var j = this._getCJD();
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var g = $.jalaliCalendar.jalaliToGregorian([j[0], m + 1, j[2]]);
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this._setDate(1);
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this._setFullYear(g[0]);
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this._setMonth(g[1] - 1);
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this._setDate(g[2]);
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};
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Date.prototype.getDate = function() {
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return this._getCJD()[2];
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};
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Date.prototype.setDate = function(d) {
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var j = this._getCJD();
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var g = $.jalaliCalendar.jalaliToGregorian([j[0], j[1], d]);
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this._setDate(1);
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this._setFullYear(g[0]);
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this._setMonth(g[1] - 1);
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this._setDate(g[2]);
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};
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$._gDate = Date; // save original Date object for further reference and use
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window.Date = function() {
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this.prototype = $._gDate.prototype;
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var _p = [], _al = arguments.length;
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for (var i = 0; i < _al; i++)
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_p.push(arguments[i]);
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var _d = null;
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if (_al == 0)
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_d = new $._gDate();
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else if (_al == 1) {
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_d = new $._gDate(_p[0]);
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} else if (_al >= 3) {
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_p[1]++;
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var _g = $.jalaliCalendar.jalaliToGregorian(_p);
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for (i = 3; i < _al; i++)
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_g.push(_p[i]);
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for (i = _al; i < 7; i++)
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_g.push(0);
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_d = new $._gDate(_g[0], _g[1] - 1, _g[2], _g[3], _g[4], _g[5], _g[6]);
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}
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return _d;
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};
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}
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if ($.jalaliCalendar == undefined) {
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$.jalaliCalendar = new JalaliCalendar();
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window.jalaliCalendar= $.jalaliCalendar;
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}
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})(jQuery);
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