121 lines
3.8 KiB
VimL
121 lines
3.8 KiB
VimL
" date.vim
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" @Author: Tom Link (mailto:micathom AT gmail com?subject=[vim])
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" @Website: http://www.vim.org/account/profile.php?user_id=4037
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" @License: GPL (see http://www.gnu.org/licenses/gpl.txt)
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" @Created: 2010-03-25.
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" @Last Change: 2010-09-17.
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" @Revision: 0.0.34
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if !exists('g:tlib#date#ShortDatePrefix') | let g:tlib#date#ShortDatePrefix = '20' | endif "{{{2
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if !exists('g:tlib#date#TimeZoneShift') | let g:tlib#date#TimeZoneShift = 0 | endif "{{{2
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let g:tlib#date#dayshift = 60 * 60 * 24
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" :display: tlib#date#DiffInDays(date1, ?date2=localtime(), ?allow_zero=0)
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function! tlib#date#DiffInDays(date, ...)
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let allow_zero = a:0 >= 2 ? a:2 : 0
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let s0 = tlib#date#SecondsSince1970(a:date, 0, allow_zero)
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let s1 = a:0 >= 1 ? tlib#date#SecondsSince1970(a:1, 0, allow_zero) : localtime()
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let dd = (s0 - s1) / g:tlib#date#dayshift
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" TLogVAR dd
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return dd
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endf
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" :display: tlib#date#Parse(date, ?allow_zero=0) "{{{3
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function! tlib#date#Parse(date, ...) "{{{3
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let min = a:0 >= 1 && a:1 ? 0 : 1
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" TLogVAR a:date, min
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let m = matchlist(a:date, '^\(\d\{2}\|\d\{4}\)-\(\d\{1,2}\)-\(\d\{1,2}\)$')
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if !empty(m)
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let year = m[1]
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let month = m[2]
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let days = m[3]
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else
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let m = matchlist(a:date, '^\(\d\+\)/\(\d\{1,2}\)/\(\d\{1,2}\)$')
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if !empty(m)
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let year = m[1]
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let month = m[3]
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let days = m[2]
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else
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let m = matchlist(a:date, '^\(\d\{1,2}\)\.\s*\(\d\{1,2}\)\.\s*\(\d\d\{2}\|\d\{4}\)$')
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if !empty(m)
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let year = m[3]
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let month = m[2]
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let days = m[1]
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endif
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endif
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endif
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if empty(m) || year == '' || month == '' || days == '' ||
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\ month < min || month > 12 || days < min || days > 31
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echoerr 'TLib: Invalid date: '. a:date
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return []
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endif
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if strlen(year) == 2
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let year = g:tlib#date#ShortDatePrefix . year
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endif
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return [0 + year, 0 + month, 0 + days]
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endf
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" tlib#date#SecondsSince1970(date, ?daysshift=0, ?allow_zero=0)
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function! tlib#date#SecondsSince1970(date, ...) "{{{3
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let allow_zero = a:0 >= 2 ? a:2 : 0
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" TLogVAR a:date, allow_zero
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let date = tlib#date#Parse(a:date, allow_zero)
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if empty(date)
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return 0
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endif
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let [year, month, days] = date
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if a:0 >= 1 && a:1 > 0
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let days = days + a:1
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end
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let days_passed = days
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let i = 1970
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while i < year
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let days_passed = days_passed + 365
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if i % 4 == 0 || i == 2000
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let days_passed = days_passed + 1
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endif
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let i = i + 1
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endwh
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let i = 1
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while i < month
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if i == 1
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let days_passed = days_passed + 31
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elseif i == 2
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let days_passed = days_passed + 28
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if year % 4 == 0 || year == 2000
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let days_passed = days_passed + 1
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endif
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elseif i == 3
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let days_passed = days_passed + 31
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elseif i == 4
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let days_passed = days_passed + 30
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elseif i == 5
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let days_passed = days_passed + 31
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elseif i == 6
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let days_passed = days_passed + 30
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elseif i == 7
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let days_passed = days_passed + 31
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elseif i == 8
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let days_passed = days_passed + 31
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elseif i == 9
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let days_passed = days_passed + 30
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elseif i == 10
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let days_passed = days_passed + 31
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elseif i == 11
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let days_passed = days_passed + 30
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endif
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let i = i + 1
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endwh
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let seconds = (days_passed - 1) * 24 * 60 * 60
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let seconds = seconds + (strftime('%H') + g:tlib#date#TimeZoneShift) * 60 * 60
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let seconds = seconds + strftime('%M') * 60
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let seconds = seconds + strftime('%S')
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return seconds
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endf
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