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R3600/modules/miscutil/lib/dateutils.py
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dateutils.py
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# -*- coding: utf-8 -*-
## $Id$
##
## Some functions about dates
##
## This file is part of the CERN Document Server Software (CDSware).
## Copyright (C) 2002, 2003, 2004, 2005 CERN.
##
## The CDSware is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License as
## published by the Free Software Foundation; either version 2 of the
## License, or (at your option) any later version.
##
## The CDSware is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with CDSware; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
# External imports
from time import strptime
from datetime import date
# CDS imports
from cdsware.config import cdslang
from cdsware.messages import gettext_set_language
def date_convert_MySQL_to_text(db_date, ln=cdslang):
"""
Convert a date from mySQL to the appropriate format.
e.g.: "2004-02-28 14:53:02" => "28 feb 2004, 14:53"
Month is internationalized
@param db_date: date from mySQL
@return a formatted string
"""
def to_str(int_val):
"""
"""
if int_val == 0:
return '00'
else:
return str(int_val)
_ = gettext_set_language(ln)
format = "%Y-%m-%d %H:%M:%S"
pythonic_date = (0,0,0,0,0,0,0,0,-1)
try:
pythonic_date = strptime(db_date, format)
except ValueError:
pass
(y, m, d, h, mm, junk, junk, junk, junk) = map(to_str, pythonic_date)
return ("%s %s %s, %s:%s") %\
(d, get_i18n_month_name(month_nb=int(m),ln=ln),y, h, mm)
def date_convert_to_MySQL(year, month, day):
"""
convert a given date to mySQL notation
@param year: year as an int
@param month: month as an int
@param day: day as an int
@return string representation of date
"""
format = "%Y-%m-%d %H:%M:%S"
if ((year, month, day)!=(0, 0, 0)):
out = date(year, month, day).strftime(format)
else:
out = '0000-00-00 00:00:00'
return out
def get_i18n_date(pythonic_date, ln=cdslang):
"""
Convert a given date (formatted in python's way to a textual representation
"""
def to_str(int_val):
"""
"""
if int_val == 0:
return '00'
else:
return str(int_val)
_ = gettext_set_language(ln)
(y, m, d, h, mm, junk, junk, junk, junk) = map(to_str, pythonic_date)
return ("%s %s %s, %s:%s") %\
(d, get_i18n_month_name(month_nb=int(m),ln=ln),y, h, mm)
def get_i18n_day_name(day_nb, display='short', ln=cdslang):
"""
get the string representation of a weekday, internationalized
@param day_nb: number of weekday UNIX like.
=>0=Sunday
@param ln: language for output
@return the string representation of the day
"""
_ = gettext_set_language(ln)
if display == 'short':
days = {0: _("Sun"),
1: _("Mon"),
2: _("Tue"),
3: _("Wed"),
4: _("Thu"),
5: _("Fri"),
6: _("Sat")}
else:
days = {0: _("Sunday"),
1: _("Monday"),
2: _("Tuesday"),
3: _("Wednesday"),
4: _("Thursday"),
5: _("Friday"),
6: _("Saturday")}
return days[day_nb]
def get_i18n_month_name(month_nb, display='short', ln=cdslang):
"""
get a non-numeric representation of a month, internationalized.
@param month_nb: number of month, (1 based!)
=>1=jan,..,12=dec
@param ln: language for output
@return the string representation of month
"""
_ = gettext_set_language(ln)
if display == 'short':
monthes = {0: _("Month"),
1: _("jan"),
2: _("feb"),
3: _("mar"),
4: _("apr"),
5: _("may"),
6: _("jun"),
7: _("jul"),
8: _("aug"),
9: _("sep"),
10: _("oct"),
11: _("nov"),
12: _("dec")}
else:
monthes = {0: _("Month"),
1: _("january"),
2: _("february"),
3: _("march"),
4: _("april"),
5: _("may"),
6: _("june"),
7: _("july"),
8: _("august"),
9: _("september"),
10: _("october"),
11: _("november"),
12: _("december")}
return monthes[month_nb]
def create_day_selectbox(name, selected_day=0, ln=cdslang):
"""
Creates an HTML menu for day selection. (0..31 values).
@param name: name of the control (i.e. name of the var you'll get)
@param selected_day: preselect a day. Use 0 for the label 'Day'
@param ln: language of the menu
@return html a string
"""
_ = gettext_set_language(ln)
out = "<select name=\"%s\">\n"% name
for i in range(0, 32):
out += " <option value=\"%i\""% i
if (i == selected_day):
out += " selected=\"selected\""
if (i == 0):
out += ">%s</option>\n"% _("Day")
else:
out += ">%i</option>\n"% i
out += "</select>\n"
return out
def create_month_selectbox(name, selected_month=0, ln=cdslang):
"""
Creates an HTML menu for month selection. Value of selected field is numeric
@param name: name of the control (your form will be sent with name=value...)
@param selected_month: preselect a month. use 0 for the Label 'Month'
@param ln: language of the menu
@return html as string
"""
out = "<select name=\"%s\">\n"% name
for i in range(0, 13):
out += "<option value=\"%i\""% i
if (i == selected_month):
out += " selected=\"selected\""
out += ">%s</option>\n"% get_i18n_month_name(i, ln)
out += "</select>\n"
return out
def create_year_inputbox(name, value=0):
"""
Creates an HTML field (simple input) for year selection.
@param name: name of the control (i.e. name of the variable you'll get)
@param value: prefilled value (int)
@return html as string
"""
out = "<input type=\"text\" name=\"%s\" value=\"%i\"/>\n"% (name, value)
return out
def create_year_selectbox(name, from_year, to_year, selected_year=0, ln=cdslang):
"""
Creates an HTML menu for year selection. Value of selected field is numeric
@param name: name of the control (your form will be sent with name=value...)
@param from_year: first year selectable (int)
@param to_year: last year selectable (int)
@param selected_year: preselect a month. use 0 for the Label 'Year'
@param ln: language of the menu
@return html as string
"""
_ = gettext_set_language(ln)
out = "<select name=\"%s\">\n"% name
for i in range(from_year, to_year + 1):
out += "<option value=\"%i\""% i
if (i == selected_year):
out += " selected=\"selected\""
if (i == 0):
out += ">%s</option>\n"% _("Year")
out += ">%i</option>\n"% i
out += "</select>\n"
return out
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