1044 lines
38 KiB
JavaScript
1044 lines
38 KiB
JavaScript
/*
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* py.js helpers and setup
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*/
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(function() {
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var instance = openerp;
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instance.web.pyeval = {};
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var obj = function () {};
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obj.prototype = py.object;
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var asJS = function (arg) {
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if (arg instanceof obj) {
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return arg.toJSON();
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}
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return arg;
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};
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var datetime = py.PY_call(py.object);
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/**
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* computes (Math.floor(a/b), a%b and passes that to the callback.
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*
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* returns the callback's result
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*/
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var divmod = function (a, b, fn) {
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var mod = a%b;
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// in python, sign(a % b) === sign(b). Not in JS. If wrong side, add a
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// round of b
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if (mod > 0 && b < 0 || mod < 0 && b > 0) {
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mod += b;
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}
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return fn(Math.floor(a/b), mod);
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};
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/**
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* Passes the fractional and integer parts of x to the callback, returns
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* the callback's result
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*/
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var modf = function (x, fn) {
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var mod = x%1;
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if (mod < 0) {
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mod += 1;
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}
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return fn(mod, Math.floor(x));
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};
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var zero = py.float.fromJSON(0);
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// Port from pypy/lib_pypy/datetime.py
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var DAYS_IN_MONTH = [null, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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var DAYS_BEFORE_MONTH = [null];
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var dbm = 0;
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for (var i=1; i<DAYS_IN_MONTH.length; ++i) {
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DAYS_BEFORE_MONTH.push(dbm);
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dbm += DAYS_IN_MONTH[i];
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}
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var is_leap = function (year) {
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return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0);
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};
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var days_before_year = function (year) {
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var y = year - 1;
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return y*365 + Math.floor(y/4) - Math.floor(y/100) + Math.floor(y/400);
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};
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var days_in_month = function (year, month) {
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if (month === 2 && is_leap(year)) {
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return 29;
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}
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return DAYS_IN_MONTH[month];
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};
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var days_before_month = function (year, month) {
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var post_leap_feb = month > 2 && is_leap(year);
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return DAYS_BEFORE_MONTH[month]
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+ (post_leap_feb ? 1 : 0);
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};
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var ymd2ord = function (year, month, day) {
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var dim = days_in_month(year, month);
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if (!(1 <= day && day <= dim)) {
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throw new Error("ValueError: day must be in 1.." + dim);
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}
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return days_before_year(year)
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+ days_before_month(year, month)
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+ day;
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};
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var DI400Y = days_before_year(401);
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var DI100Y = days_before_year(101);
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var DI4Y = days_before_year(5);
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var assert = function (bool) {
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if (!bool) {
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throw new Error("AssertionError");
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}
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};
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var ord2ymd = function (n) {
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--n;
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var n400, n100, n4, n1, n0;
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divmod(n, DI400Y, function (_n400, n) {
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n400 = _n400;
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divmod(n, DI100Y, function (_n100, n) {
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n100 = _n100;
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divmod(n, DI4Y, function (_n4, n) {
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n4 = _n4;
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divmod(n, 365, function (_n1, n) {
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n1 = _n1;
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n0 = n;
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});
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});
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});
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});
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n = n0;
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var year = n400 * 400 + 1 + n100 * 100 + n4 * 4 + n1;
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if (n1 == 4 || n100 == 100) {
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assert(n0 === 0);
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return {
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year: year - 1,
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month: 12,
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day: 31
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};
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}
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var leapyear = n1 === 3 && (n4 !== 24 || n100 == 3);
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assert(leapyear == is_leap(year));
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var month = (n + 50) >> 5;
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var preceding = DAYS_BEFORE_MONTH[month] + ((month > 2 && leapyear) ? 1 : 0);
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if (preceding > n) {
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--month;
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preceding -= DAYS_IN_MONTH[month] + ((month === 2 && leapyear) ? 1 : 0);
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}
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n -= preceding;
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return {
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year: year,
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month: month,
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day: n+1
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};
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};
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/**
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* Converts the stuff passed in into a valid date, applying overflows as needed
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*/
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var tmxxx = function (year, month, day, hour, minute, second, microsecond) {
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hour = hour || 0; minute = minute || 0; second = second || 0;
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microsecond = microsecond || 0;
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if (microsecond < 0 || microsecond > 999999) {
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divmod(microsecond, 1000000, function (carry, ms) {
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microsecond = ms;
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second += carry;
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});
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}
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if (second < 0 || second > 59) {
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divmod(second, 60, function (carry, s) {
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second = s;
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minute += carry;
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});
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}
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if (minute < 0 || minute > 59) {
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divmod(minute, 60, function (carry, m) {
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minute = m;
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hour += carry;
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});
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}
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if (hour < 0 || hour > 23) {
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divmod(hour, 24, function (carry, h) {
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hour = h;
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day += carry;
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});
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}
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// That was easy. Now it gets muddy: the proper range for day
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// can't be determined without knowing the correct month and year,
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// but if day is, e.g., plus or minus a million, the current month
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// and year values make no sense (and may also be out of bounds
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// themselves).
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// Saying 12 months == 1 year should be non-controversial.
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if (month < 1 || month > 12) {
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divmod(month-1, 12, function (carry, m) {
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month = m + 1;
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year += carry;
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});
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}
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// Now only day can be out of bounds (year may also be out of bounds
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// for a datetime object, but we don't care about that here).
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// If day is out of bounds, what to do is arguable, but at least the
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// method here is principled and explainable.
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var dim = days_in_month(year, month);
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if (day < 1 || day > dim) {
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// Move day-1 days from the first of the month. First try to
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// get off cheap if we're only one day out of range (adjustments
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// for timezone alone can't be worse than that).
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if (day === 0) {
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--month;
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if (month > 0) {
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day = days_in_month(year, month);
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} else {
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--year; month=12; day=31;
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}
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} else if (day == dim + 1) {
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++month;
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day = 1;
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if (month > 12) {
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month = 1;
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++year;
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}
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} else {
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var r = ord2ymd(ymd2ord(year, month, 1) + (day - 1));
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year = r.year;
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month = r.month;
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day = r.day;
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}
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}
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return {
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year: year,
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month: month,
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day: day,
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hour: hour,
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minute: minute,
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second: second,
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microsecond: microsecond
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};
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};
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datetime.timedelta = py.type('timedelta', null, {
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__init__: function () {
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var args = py.PY_parseArgs(arguments, [
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['days', zero], ['seconds', zero], ['microseconds', zero],
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['milliseconds', zero], ['minutes', zero], ['hours', zero],
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['weeks', zero]
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]);
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var d = 0, s = 0, m = 0;
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var days = args.days.toJSON() + args.weeks.toJSON() * 7;
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var seconds = args.seconds.toJSON()
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+ args.minutes.toJSON() * 60
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+ args.hours.toJSON() * 3600;
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var microseconds = args.microseconds.toJSON()
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+ args.milliseconds.toJSON() * 1000;
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// Get rid of all fractions, and normalize s and us.
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// Take a deep breath <wink>.
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var daysecondsfrac = modf(days, function (dayfrac, days) {
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d = days;
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if (dayfrac) {
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return modf(dayfrac * 24 * 3600, function (dsf, dsw) {
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s = dsw;
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return dsf;
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});
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}
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return 0;
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});
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var secondsfrac = modf(seconds, function (sf, s) {
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seconds = s;
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return sf + daysecondsfrac;
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});
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divmod(seconds, 24*3600, function (days, seconds) {
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d += days;
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s += seconds;
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});
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// seconds isn't referenced again before redefinition
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microseconds += secondsfrac * 1e6;
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divmod(microseconds, 1000000, function (seconds, microseconds) {
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divmod(seconds, 24*3600, function (days, seconds) {
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d += days;
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s += seconds;
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m += Math.round(microseconds);
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});
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});
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// Carrying still possible here?
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this.days = d;
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this.seconds = s;
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this.microseconds = m;
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},
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__str__: function () {
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var hh, mm, ss;
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divmod(this.seconds, 60, function (m, s) {
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divmod(m, 60, function (h, m) {
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hh = h;
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mm = m;
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ss = s;
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});
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});
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var s = _.str.sprintf("%d:%02d:%02d", hh, mm, ss);
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if (this.days) {
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s = _.str.sprintf("%d day%s, %s",
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this.days,
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(this.days != 1 && this.days != -1) ? 's' : '',
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s);
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}
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if (this.microseconds) {
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s = _.str.sprintf("%s.%06d", s, this.microseconds);
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}
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return py.str.fromJSON(s);
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},
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__eq__: function (other) {
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if (!py.PY_isInstance(other, datetime.timedelta)) {
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return py.False;
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}
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return (this.days === other.days
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&& this.seconds === other.seconds
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&& this.microseconds === other.microseconds)
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? py.True : py.False;
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},
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__add__: function (other) {
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if (!py.PY_isInstance(other, datetime.timedelta)) {
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return py.NotImplemented;
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}
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return py.PY_call(datetime.timedelta, [
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py.float.fromJSON(this.days + other.days),
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py.float.fromJSON(this.seconds + other.seconds),
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py.float.fromJSON(this.microseconds + other.microseconds)
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]);
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},
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__radd__: function (other) { return this.__add__(other); },
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__sub__: function (other) {
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if (!py.PY_isInstance(other, datetime.timedelta)) {
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return py.NotImplemented;
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}
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return py.PY_call(datetime.timedelta, [
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py.float.fromJSON(this.days - other.days),
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py.float.fromJSON(this.seconds - other.seconds),
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py.float.fromJSON(this.microseconds - other.microseconds)
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]);
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},
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__rsub__: function (other) {
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if (!py.PY_isInstance(other, datetime.timedelta)) {
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return py.NotImplemented;
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}
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return this.__neg__().__add__(other);
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},
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__neg__: function () {
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return py.PY_call(datetime.timedelta, [
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py.float.fromJSON(-this.days),
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py.float.fromJSON(-this.seconds),
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py.float.fromJSON(-this.microseconds)
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]);
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},
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__pos__: function () { return this; },
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__mul__: function (other) {
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if (!py.PY_isInstance(other, py.float)) {
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return py.NotImplemented;
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}
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var n = other.toJSON();
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return py.PY_call(datetime.timedelta, [
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py.float.fromJSON(this.days * n),
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py.float.fromJSON(this.seconds * n),
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py.float.fromJSON(this.microseconds * n)
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]);
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},
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__rmul__: function (other) { return this.__mul__(other); },
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__div__: function (other) {
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if (!py.PY_isInstance(other, py.float)) {
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return py.NotImplemented;
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}
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var usec = ((this.days * 24 * 3600) + this.seconds) * 1000000
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+ this.microseconds;
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return py.PY_call(
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datetime.timedelta, [
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zero, zero, py.float.fromJSON(usec / other.toJSON())]);
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},
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__floordiv__: function (other) { return this.__div__(other); },
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total_seconds: function () {
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return py.float.fromJSON(
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this.days * 86400
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+ this.seconds
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+ this.microseconds / 1000000);
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},
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__nonzero__: function () {
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return (!!this.days || !!this.seconds || !!this.microseconds)
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? py.True
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: py.False;
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}
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});
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datetime.datetime = py.type('datetime', null, {
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__init__: function () {
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var zero = py.float.fromJSON(0);
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var args = py.PY_parseArgs(arguments, [
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'year', 'month', 'day',
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['hour', zero], ['minute', zero], ['second', zero],
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['microsecond', zero], ['tzinfo', py.None]
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]);
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for(var key in args) {
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if (!args.hasOwnProperty(key)) { continue; }
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this[key] = asJS(args[key]);
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}
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},
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replace: function () {
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var args = py.PY_parseArgs(arguments, [
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['year', py.None], ['month', py.None], ['day', py.None],
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['hour', py.None], ['minute', py.None], ['second', py.None],
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['microsecond', py.None] // FIXME: tzinfo, can't use None as valid input
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]);
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var params = {};
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for(var key in args) {
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if (!args.hasOwnProperty(key)) { continue; }
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var arg = args[key];
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params[key] = (arg === py.None ? this[key] : asJS(arg));
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}
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return py.PY_call(datetime.datetime, params);
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},
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strftime: function () {
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var self = this;
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var args = py.PY_parseArgs(arguments, 'format');
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return py.str.fromJSON(args.format.toJSON()
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.replace(/%([A-Za-z])/g, function (m, c) {
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switch (c) {
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case 'Y': return _.str.sprintf('%04d', self.year);
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case 'm': return _.str.sprintf('%02d', self.month);
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case 'd': return _.str.sprintf('%02d', self.day);
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case 'H': return _.str.sprintf('%02d', self.hour);
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case 'M': return _.str.sprintf('%02d', self.minute);
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case 'S': return _.str.sprintf('%02d', self.second);
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}
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throw new Error('ValueError: No known conversion for ' + m);
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}));
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},
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now: py.classmethod.fromJSON(function () {
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var d = new Date;
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return py.PY_call(datetime.datetime, [
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d.getFullYear(), d.getMonth() + 1, d.getDate(),
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d.getHours(), d.getMinutes(), d.getSeconds(),
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d.getMilliseconds() * 1000]);
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}),
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today: py.classmethod.fromJSON(function () {
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var dt_class = py.PY_getAttr(datetime, 'datetime');
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return py.PY_call(py.PY_getAttr(dt_class, 'now'));
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}),
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utcnow: py.classmethod.fromJSON(function () {
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var d = new Date();
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return py.PY_call(datetime.datetime,
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[d.getUTCFullYear(), d.getUTCMonth() + 1, d.getUTCDate(),
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d.getUTCHours(), d.getUTCMinutes(), d.getUTCSeconds(),
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d.getUTCMilliseconds() * 1000]);
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}),
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combine: py.classmethod.fromJSON(function () {
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var args = py.PY_parseArgs(arguments, 'date time');
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return py.PY_call(datetime.datetime, [
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py.PY_getAttr(args.date, 'year'),
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py.PY_getAttr(args.date, 'month'),
|
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py.PY_getAttr(args.date, 'day'),
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py.PY_getAttr(args.time, 'hour'),
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py.PY_getAttr(args.time, 'minute'),
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py.PY_getAttr(args.time, 'second')
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]);
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}),
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toJSON: function () {
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return new Date(
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this.year,
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this.month - 1,
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this.day,
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this.hour,
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this.minute,
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this.second,
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this.microsecond / 1000);
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},
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});
|
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datetime.date = py.type('date', null, {
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__init__: function () {
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var args = py.PY_parseArgs(arguments, 'year month day');
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this.year = asJS(args.year);
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this.month = asJS(args.month);
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this.day = asJS(args.day);
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},
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strftime: function () {
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var self = this;
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var args = py.PY_parseArgs(arguments, 'format');
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return py.str.fromJSON(args.format.toJSON()
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.replace(/%([A-Za-z])/g, function (m, c) {
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switch (c) {
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case 'Y': return self.year;
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case 'm': return _.str.sprintf('%02d', self.month);
|
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case 'd': return _.str.sprintf('%02d', self.day);
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}
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throw new Error('ValueError: No known conversion for ' + m);
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}));
|
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},
|
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__eq__: function (other) {
|
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return (this.year === other.year
|
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&& this.month === other.month
|
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&& this.day === other.day)
|
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? py.True : py.False;
|
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},
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replace: function () {
|
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var args = py.PY_parseArgs(arguments, [
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['year', py.None], ['month', py.None], ['day', py.None]
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]);
|
|
var params = {};
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for(var key in args) {
|
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if (!args.hasOwnProperty(key)) { continue; }
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|
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var arg = args[key];
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params[key] = (arg === py.None ? this[key] : asJS(arg));
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}
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return py.PY_call(datetime.date, params);
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},
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__add__: function (other) {
|
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if (!py.PY_isInstance(other, datetime.timedelta)) {
|
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return py.NotImplemented;
|
|
}
|
|
|
|
var s = tmxxx(this.year, this.month, this.day + other.days);
|
|
return datetime.date.fromJSON(s.year, s.month, s.day);
|
|
},
|
|
__radd__: function (other) { return this.__add__(other); },
|
|
__sub__: function (other) {
|
|
if (py.PY_isInstance(other, datetime.timedelta)) {
|
|
return py.PY_add(this, py.PY_negative(other));
|
|
}
|
|
if (py.PY_isInstance(other, datetime.date)) {
|
|
// FIXME: getattr and sub API methods
|
|
return py.PY_call(datetime.timedelta, [
|
|
py.PY_subtract(
|
|
py.PY_call(py.PY_getAttr(this, 'toordinal')),
|
|
py.PY_call(py.PY_getAttr(other, 'toordinal')))
|
|
]);
|
|
}
|
|
return py.NotImplemented;
|
|
},
|
|
toordinal: function () {
|
|
return py.float.fromJSON(ymd2ord(this.year, this.month, this.day));
|
|
},
|
|
weekday: function () {
|
|
return py.float.fromJSON((this.toordinal().toJSON()+6)%7);
|
|
},
|
|
fromJSON: function (year, month, day) {
|
|
return py.PY_call(datetime.date, [year, month, day]);
|
|
},
|
|
today: py.classmethod.fromJSON(function () {
|
|
var d = new Date;
|
|
return py.PY_call(datetime.date, [
|
|
d.getFullYear(), d.getMonth() + 1, d.getDate()]);
|
|
}),
|
|
});
|
|
/**
|
|
Returns the current local date, which means the date on the client (which can be different
|
|
compared to the date of the server).
|
|
|
|
@return {datetime.date}
|
|
*/
|
|
var context_today = function() {
|
|
var d = new Date();
|
|
return py.PY_call(
|
|
datetime.date, [d.getFullYear(), d.getMonth() + 1, d.getDate()]);
|
|
};
|
|
datetime.time = py.type('time', null, {
|
|
__init__: function () {
|
|
var zero = py.float.fromJSON(0);
|
|
var args = py.PY_parseArgs(arguments, [
|
|
['hour', zero], ['minute', zero], ['second', zero], ['microsecond', zero],
|
|
['tzinfo', py.None]
|
|
]);
|
|
|
|
for(var k in args) {
|
|
if (!args.hasOwnProperty(k)) { continue; }
|
|
this[k] = asJS(args[k]);
|
|
}
|
|
}
|
|
});
|
|
var time = py.PY_call(py.object);
|
|
time.strftime = py.PY_def.fromJSON(function () {
|
|
var args = py.PY_parseArgs(arguments, 'format');
|
|
var dt_class = py.PY_getAttr(datetime, 'datetime');
|
|
var d = py.PY_call(py.PY_getAttr(dt_class, 'utcnow'));
|
|
return py.PY_call(py.PY_getAttr(d, 'strftime'), [args.format]);
|
|
});
|
|
|
|
var args = _.map(('year month day '
|
|
+ 'years months weeks days '
|
|
+ 'weekday leapdays yearday nlyearday').split(' '), function (arg) {
|
|
switch (arg) {
|
|
case 'years':case 'months':case 'days':case 'leapdays':case 'weeks':
|
|
return [arg, zero];
|
|
case 'year':case 'month':case 'day':case 'weekday':
|
|
case 'yearday':case 'nlyearday':
|
|
return [arg, null];
|
|
default:
|
|
throw new Error("Unknown relativedelta argument " + arg);
|
|
}
|
|
});
|
|
args.unshift('*');
|
|
var utils = {
|
|
divmod: function (x, y) {
|
|
var rem = x % y;
|
|
return {
|
|
div: (x - rem) / y,
|
|
mod: rem
|
|
};
|
|
},
|
|
monthrange: function (year, month) {
|
|
if (month < 1 || month > 12) {
|
|
throw new Error("Illegal month " + month);
|
|
}
|
|
|
|
var day1 = this.weekday(year, month, 1);
|
|
var ndays = this.mdays[month] + (month == this.February && this.isleap(year));
|
|
return [day1, ndays];
|
|
},
|
|
weekday: function (year, month, day) {
|
|
var date = py.PY_call(datetime.date, [year, month, day]);
|
|
return py.PY_call(py.PY_getAttr(date, 'weekday'));
|
|
},
|
|
isleap: function (year) {
|
|
return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
|
|
},
|
|
mdays: [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],
|
|
January: 1,
|
|
February: 2
|
|
};
|
|
var relativedelta = py.type('relativedelta', null, {
|
|
__init__: function () {
|
|
this.ops = py.PY_parseArgs(arguments, args);
|
|
this.ops.days = py.float.fromJSON(
|
|
asJS(this.ops.days) + asJS(this.ops.weeks) * 7
|
|
);
|
|
|
|
var yday = zero;
|
|
if (this.ops.nlyearday) {
|
|
yday = this.ops.nlyearday;
|
|
} else if (this.ops.yearday) {
|
|
yday = this.ops.yearday;
|
|
if (asJS(this.ops.yearday) > 59) {
|
|
this.ops.leapdays = py.float.fromJS(-1);
|
|
}
|
|
}
|
|
if (py.PY_isTrue(yday)) {
|
|
var ydayidx = [31, 59, 90, 120, 151, 181, 212,
|
|
243, 273, 304, 334, 366];
|
|
for(var idx=0; idx<ydayidx.length; ++idx) {
|
|
var ydays = ydayidx[idx];
|
|
if (asJS(yday) <= ydays) {
|
|
this.ops.month = py.float.fromJSON(idx+1);
|
|
if (!idx) {
|
|
this.ops.day = yday;
|
|
} else {
|
|
this.ops.day = py.PY_subtract(
|
|
yday,
|
|
py.float.fromJSON(ydayidx[idx-1])
|
|
);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (idx === ydayidx.length) {
|
|
throw new Error("Invalid year day (" + asJS(yday) + ")");
|
|
}
|
|
}
|
|
this._fix();
|
|
},
|
|
_fix: function () {
|
|
var months = asJS(this.ops.months);
|
|
if (Math.abs(months) > 11) {
|
|
var s = months > 0 ? 1 : -1;
|
|
var r = utils.divmod(months * s, 12);
|
|
this.ops.months = py.float.fromJSON(r.mod*s);
|
|
this.ops.years = py.float.fromJSON(
|
|
asJS(this.ops.years) + r.div*s);
|
|
}
|
|
this._has_time = 0;
|
|
},
|
|
__add__: function (other) {
|
|
if (!py.PY_isInstance(other, datetime.date)) {
|
|
return py.NotImplemented;
|
|
}
|
|
// TODO: test this whole mess
|
|
var year = (asJS(this.ops.year) || asJS(other.year)) + asJS(this.ops.years);
|
|
var month = asJS(this.ops.month) || asJS(other.month);
|
|
var months;
|
|
if (months = asJS(this.ops.months)) {
|
|
if (Math.abs(months) < 1 || Math.abs(months) > 12) {
|
|
throw new Error("Can only use relative months between -12 and +12");
|
|
}
|
|
month += months;
|
|
if (month > 12) {
|
|
year += 1;
|
|
month -= 12;
|
|
}
|
|
if (month < 1) {
|
|
year -= 1;
|
|
month += 12;
|
|
}
|
|
}
|
|
|
|
var day = Math.min(utils.monthrange(year, month)[1],
|
|
asJS(this.ops.day) || asJS(other.day));
|
|
|
|
var repl = {
|
|
year: py.float.fromJSON(year),
|
|
month: py.float.fromJSON(month),
|
|
day: py.float.fromJSON(day)
|
|
};
|
|
|
|
var days = asJS(this.ops.days);
|
|
if (py.PY_isTrue(this.ops.leapdays) && month > 2 && utils.isleap(year)) {
|
|
days += asJS(this.ops.leapdays);
|
|
}
|
|
|
|
var ret = py.PY_add(
|
|
py.PY_call(py.PY_getAttr(other, 'replace'), repl),
|
|
py.PY_call(datetime.timedelta, {
|
|
days: py.float.fromJSON(days)
|
|
})
|
|
);
|
|
|
|
if (this.ops.weekday) {
|
|
// FIXME: only handles numeric weekdays, not decorated
|
|
var weekday = asJS(this.ops.weekday), nth = 1;
|
|
var jumpdays = (Math.abs(nth) - 1) * 7;
|
|
|
|
var ret_weekday = asJS(py.PY_call(py.PY_getAttr(ret, 'weekday')));
|
|
if (nth > 0) {
|
|
jumpdays += (7-ret_weekday+weekday) % 7;
|
|
} else {
|
|
jumpdays += (ret_weekday - weekday) % 7;
|
|
jumpdays *= -1;
|
|
}
|
|
ret = py.PY_add(
|
|
ret,
|
|
py.PY_call(datetime.timedelta, {
|
|
days: py.float.fromJSON(jumpdays)
|
|
})
|
|
);
|
|
}
|
|
|
|
return ret;
|
|
},
|
|
__radd__: function (other) {
|
|
return this.__add__(other);
|
|
},
|
|
__rsub__: function (other) {
|
|
return this.__neg__().__radd__(other);
|
|
},
|
|
__neg__: function () {
|
|
return py.PY_call(relativedelta, {
|
|
years: py.PY_negative(this.ops.years),
|
|
months: py.PY_negative(this.ops.months),
|
|
days: py.PY_negative(this.ops.days),
|
|
leapdays: this.ops.leapdays,
|
|
year: this.ops.year,
|
|
month: this.ops.month,
|
|
day: this.ops.day,
|
|
weekday: this.ops.weekday
|
|
});
|
|
}
|
|
});
|
|
|
|
// recursively wraps JS objects passed into the context to attributedicts
|
|
// which jsonify back to JS objects
|
|
var wrap = function (value) {
|
|
if (value === null) { return py.None; }
|
|
|
|
switch (typeof value) {
|
|
case 'undefined': throw new Error("No conversion for undefined");
|
|
case 'boolean': return py.bool.fromJSON(value);
|
|
case 'number': return py.float.fromJSON(value);
|
|
case 'string': return py.str.fromJSON(value);
|
|
}
|
|
|
|
switch(value.constructor) {
|
|
case Object: return wrapping_dict.fromJSON(value);
|
|
case Array: return wrapping_list.fromJSON(value);
|
|
}
|
|
|
|
throw new Error("ValueError: unable to wrap " + value);
|
|
};
|
|
var wrapping_dict = py.type('wrapping_dict', null, {
|
|
__init__: function () {
|
|
this._store = {};
|
|
},
|
|
__getitem__: function (key) {
|
|
var k = key.toJSON();
|
|
if (!(k in this._store)) {
|
|
throw new Error("KeyError: '" + k + "'");
|
|
}
|
|
return wrap(this._store[k]);
|
|
},
|
|
__getattr__: function (key) {
|
|
return this.__getitem__(py.str.fromJSON(key));
|
|
},
|
|
get: function () {
|
|
var args = py.PY_parseArgs(arguments, ['k', ['d', py.None]]);
|
|
|
|
if (!(args.k.toJSON() in this._store)) { return args.d; }
|
|
return this.__getitem__(args.k);
|
|
},
|
|
fromJSON: function (d) {
|
|
var instance = py.PY_call(wrapping_dict);
|
|
instance._store = d;
|
|
return instance;
|
|
},
|
|
toJSON: function () {
|
|
return this._store;
|
|
},
|
|
});
|
|
var wrapping_list = py.type('wrapping_list', null, {
|
|
__init__: function () {
|
|
this._store = [];
|
|
},
|
|
__getitem__: function (index) {
|
|
return wrap(this._store[index.toJSON()]);
|
|
},
|
|
fromJSON: function (ar) {
|
|
var instance = py.PY_call(wrapping_list);
|
|
instance._store = ar;
|
|
return instance;
|
|
},
|
|
toJSON: function () {
|
|
return this._store;
|
|
},
|
|
});
|
|
var wrap_context = function (context) {
|
|
for (var k in context) {
|
|
if (!context.hasOwnProperty(k)) { continue; }
|
|
var val = context[k];
|
|
|
|
if (val === null) { continue; }
|
|
if (val.constructor === Array) {
|
|
context[k] = wrapping_list.fromJSON(val);
|
|
} else if (val.constructor === Object
|
|
&& !py.PY_isInstance(val, py.object)) {
|
|
context[k] = wrapping_dict.fromJSON(val);
|
|
}
|
|
}
|
|
return context;
|
|
};
|
|
|
|
var eval_contexts = function (contexts, evaluation_context) {
|
|
evaluation_context = _.extend(instance.web.pyeval.context(), evaluation_context || {});
|
|
return _(contexts).reduce(function (result_context, ctx) {
|
|
// __eval_context evaluations can lead to some of `contexts`'s
|
|
// values being null, skip them as well as empty contexts
|
|
if (_.isEmpty(ctx)) { return result_context; }
|
|
if (_.isString(ctx)) {
|
|
// wrap raw strings in context
|
|
ctx = { __ref: 'context', __debug: ctx };
|
|
}
|
|
var evaluated = ctx;
|
|
switch(ctx.__ref) {
|
|
case 'context':
|
|
evaluation_context.context = evaluation_context;
|
|
evaluated = py.eval(ctx.__debug, wrap_context(evaluation_context));
|
|
break;
|
|
case 'compound_context':
|
|
var eval_context = eval_contexts([ctx.__eval_context]);
|
|
evaluated = eval_contexts(
|
|
ctx.__contexts, _.extend({}, evaluation_context, eval_context));
|
|
break;
|
|
}
|
|
// add newly evaluated context to evaluation context for following
|
|
// siblings
|
|
_.extend(evaluation_context, evaluated);
|
|
return _.extend(result_context, evaluated);
|
|
}, {});
|
|
};
|
|
var eval_domains = function (domains, evaluation_context) {
|
|
evaluation_context = _.extend(instance.web.pyeval.context(), evaluation_context || {});
|
|
var result_domain = [];
|
|
// Normalize only if the first domain is the array ["|"] or ["!"]
|
|
var need_normalization = (
|
|
domains.length > 0
|
|
&& domains[0].length === 1
|
|
&& (domains[0][0] === "|" || domains[0][0] === "!")
|
|
);
|
|
_(domains).each(function (domain) {
|
|
if (_.isString(domain)) {
|
|
// wrap raw strings in domain
|
|
domain = { __ref: 'domain', __debug: domain };
|
|
}
|
|
var domain_array_to_combine;
|
|
switch(domain.__ref) {
|
|
case 'domain':
|
|
evaluation_context.context = evaluation_context;
|
|
domain_array_to_combine = py.eval(domain.__debug, wrap_context(evaluation_context));
|
|
break;
|
|
case 'compound_domain':
|
|
var eval_context = eval_contexts([domain.__eval_context]);
|
|
domain_array_to_combine = eval_domains(
|
|
domain.__domains,
|
|
_.extend({}, evaluation_context, eval_context)
|
|
);
|
|
break;
|
|
default:
|
|
domain_array_to_combine = domain;
|
|
}
|
|
if (need_normalization) {
|
|
domain_array_to_combine = get_normalized_domain(domain_array_to_combine);
|
|
}
|
|
result_domain.push.apply(result_domain, domain_array_to_combine);
|
|
});
|
|
return result_domain;
|
|
|
|
/**
|
|
* Returns a normalized copy of the given domain array. Normalization is
|
|
* is making the implicit "&" at the start of the domain explicit, e.g.
|
|
* [A, B, C] would become ["&", "&", A, B, C].
|
|
*
|
|
* @param {Array} domain_array
|
|
* @returns {Array} normalized copy of the given array
|
|
*/
|
|
function get_normalized_domain(domain_array) {
|
|
var expected = 1; // Holds the number of expected domain expressions
|
|
_.each(domain_array, function (item) {
|
|
if (item === "&" || item === "|") {
|
|
expected++;
|
|
} else if (item !== "!") {
|
|
expected--;
|
|
}
|
|
});
|
|
var new_explicit_ands = _.times(-expected, _.constant("&"));
|
|
return new_explicit_ands.concat(domain_array);
|
|
}
|
|
};
|
|
var eval_groupbys = function (contexts, evaluation_context) {
|
|
evaluation_context = _.extend(instance.web.pyeval.context(), evaluation_context || {});
|
|
var result_group = [];
|
|
_(contexts).each(function (ctx) {
|
|
if (_.isString(ctx)) {
|
|
// wrap raw strings in context
|
|
ctx = { __ref: 'context', __debug: ctx };
|
|
}
|
|
var group;
|
|
var evaluated = ctx;
|
|
switch(ctx.__ref) {
|
|
case 'context':
|
|
evaluation_context.context = evaluation_context;
|
|
evaluated = py.eval(ctx.__debug, wrap_context(evaluation_context));
|
|
break;
|
|
case 'compound_context':
|
|
var eval_context = eval_contexts([ctx.__eval_context]);
|
|
evaluated = eval_contexts(
|
|
ctx.__contexts, _.extend({}, evaluation_context, eval_context));
|
|
break;
|
|
}
|
|
group = evaluated.group_by;
|
|
if (!group) { return; }
|
|
if (typeof group === 'string') {
|
|
result_group.push(group);
|
|
} else if (group instanceof Array) {
|
|
result_group.push.apply(result_group, group);
|
|
} else {
|
|
throw new Error('Got invalid groupby {{'
|
|
+ JSON.stringify(group) + '}}');
|
|
}
|
|
_.extend(evaluation_context, evaluated);
|
|
});
|
|
return result_group;
|
|
};
|
|
|
|
instance.web.pyeval.context = function () {
|
|
return _.extend({
|
|
datetime: datetime,
|
|
context_today: context_today,
|
|
time: time,
|
|
relativedelta: relativedelta,
|
|
current_date: py.PY_call(
|
|
time.strftime, [py.str.fromJSON('%Y-%m-%d')]),
|
|
}, instance.session.user_context);
|
|
};
|
|
|
|
/**
|
|
* @param {String} type "domains", "contexts" or "groupbys"
|
|
* @param {Array} object domains or contexts to evaluate
|
|
* @param {Object} [context] evaluation context
|
|
*/
|
|
instance.web.pyeval.eval = function (type, object, context, options) {
|
|
options = options || {};
|
|
context = _.extend(instance.web.pyeval.context(), context || {});
|
|
|
|
//noinspection FallthroughInSwitchStatementJS
|
|
switch(type) {
|
|
case 'context':
|
|
case 'contexts':
|
|
if (type === 'context')
|
|
object = [object];
|
|
return eval_contexts((options.no_user_context ? [] : [instance.session.user_context]).concat(object), context);
|
|
case 'domain':
|
|
case 'domains':
|
|
if (type === 'domain')
|
|
object = [object];
|
|
return eval_domains(object, context);
|
|
case 'groupbys':
|
|
return eval_groupbys(object, context);
|
|
}
|
|
throw new Error("Unknow evaluation type " + type);
|
|
};
|
|
|
|
var eval_arg = function (arg) {
|
|
if (typeof arg !== 'object' || !arg.__ref) { return arg; }
|
|
switch(arg.__ref) {
|
|
case 'domain': case 'compound_domain':
|
|
return instance.web.pyeval.eval('domains', [arg]);
|
|
case 'context': case 'compound_context':
|
|
return instance.web.pyeval.eval('contexts', [arg]);
|
|
default:
|
|
throw new Error(instance.web._t("Unknown nonliteral type " + arg.__ref));
|
|
}
|
|
};
|
|
/**
|
|
* If args or kwargs are unevaluated contexts or domains (compound or not),
|
|
* evaluated them in-place.
|
|
*
|
|
* Potentially mutates both parameters.
|
|
*
|
|
* @param args
|
|
* @param kwargs
|
|
*/
|
|
instance.web.pyeval.ensure_evaluated = function (args, kwargs) {
|
|
for (var i=0; i<args.length; ++i) {
|
|
args[i] = eval_arg(args[i]);
|
|
}
|
|
for (var k in kwargs) {
|
|
if (!kwargs.hasOwnProperty(k)) { continue; }
|
|
kwargs[k] = eval_arg(kwargs[k]);
|
|
}
|
|
};
|
|
instance.web.pyeval.eval_domains_and_contexts = function (source) {
|
|
return new $.Deferred(function (d) {setTimeout(function () {
|
|
var result;
|
|
try {
|
|
result = instance.web.pyeval.sync_eval_domains_and_contexts(source);
|
|
}
|
|
catch (e) {
|
|
result = { error: {
|
|
code: 400,
|
|
message: instance.web._t("Evaluation Error"),
|
|
data: {
|
|
type: 'local_exception',
|
|
debug: _.str.sprintf(
|
|
instance.web._t("Local evaluation failure\n%s\n\n%s"),
|
|
e.message, JSON.stringify(source))
|
|
}
|
|
}};
|
|
}
|
|
d.resolve(result);
|
|
}, 0); });
|
|
};
|
|
instance.web.pyeval.sync_eval_domains_and_contexts = function (source) {
|
|
var contexts = ([instance.session.user_context] || []).concat(source.contexts);
|
|
// see Session.eval_context in Python
|
|
return {
|
|
context: instance.web.pyeval.eval('contexts', contexts),
|
|
domain: instance.web.pyeval.eval('domains', source.domains),
|
|
group_by: instance.web.pyeval.eval('groupbys', source.group_by_seq || [])
|
|
};
|
|
};
|
|
})();
|