rename vim_plugins_src to vim_plugin_candinates_src and used as an plugin candinate dir

vim_plugin_candinates_src/VimOrganizer_v0313/autoload/calutil.vim

@@ -0,0 +1,172 @@
+" calutil.vim: some calendar utilities
+" Author:	Charles E. Campbell, Jr.
+" with modifications by Herbert Sitz for VimOrganizer
+" Date:		Oct 08, 2008
+" Version:	3b	ASTRO-ONLY
+" ---------------------------------------------------------------------
+if exists("loaded_calutil")
+ finish
+endif
+let g:loaded_calutil= "v3b"
+if v:version < 700
+ echohl WarningMsg
+ echo "***warning*** this version of calutil needs vim 7.0"
+ echohl Normal
+ finish
+endif
+
+function! calutil#dayname(date)
+	return calutil#DayOfWeek(split(a:date,'-')[0],split(a:date,'-')[1],split(a:date,'-')[2],2)
+endfunction
+function! calutil#dow(date)
+	return calutil#DayOfWeek(split(a:date,'-')[0],split(a:date,'-')[1],split(a:date,'-')[2],1)
+endfunction
+
+function! calutil#jul(date)
+	return calutil#Cal2Jul(split(a:date,'-')[0],split(a:date,'-')[1],split(a:date,'-')[2])
+endfunction
+
+function! calutil#cal(julian)
+		return calutil#Jul2Cal(a:julian)
+endfunction
+" ---------------------------------------------------------------------
+" DayOfWeek: {{{1
+" Usage :  call calutil#DayOfWeek(y,m,d,[0|1|2])
+"   g:CalUtilDayOfWeek: if 0-> integer (default)
+"                          1-> 3-letter English abbreviation for name of day
+"                          2-> English name of day
+" Returns
+" g:CalUtilDayOfWeek
+" ---------
+" 		1  :  0      1       2         3        4      5        6
+" 		2  : Mon    Tue     Wed       Thu      Fri    Sat      Sun
+"       3  : Monday Tuesday Wednesday Thursday Friday Saturday Sunday
+fun! calutil#DayOfWeek(y,m,d,...)
+  if a:0 > 0
+   let g:CalUtilDayOfWeek= a:1
+  endif
+
+  let z = calutil#Cal2Jul(a:y,a:m,a:d)
+  if z >= 0
+   let z= z%7
+  else
+   let z= 7 - (-z%7)
+  endif
+
+  if exists("g:CalUtilDayOfWeek")
+   if g:CalUtilDayOfWeek == 2
+	let dow0="Mon"
+	let dow1="Tue"
+	let dow2="Wed"
+	let dow3="Thu"
+	let dow4="Fri"
+	let dow5="Sat"
+	let dow6="Sun"
+	return dow{z}
+   elseif g:CalUtilDayOfWeek == 3
+	let dow0="Monday"
+	let dow1="Tuesday"
+	let dow2="Wednesday"
+	let dow3="Thursday"
+	let dow4="Friday"
+	let dow5="Saturday"
+	let dow6="Sunday"
+	return dow{z}
+   endif
+  endif
+  return z
+endfun
+
+" ---------------------------------------------------------------------
+" calutil#Cal2Jul: convert a (after 9/14/1752) Gregorian calendar date to Julian day {{{1
+"                    (on,before  "   ) Julian calendar date to Julian day
+"                                      (proleptic)
+fun! calutil#Cal2Jul(y,m,d)
+  let year = a:y
+  let month= a:m
+  let day  = a:d
+
+  " there is no year zero
+  if year == 0
+   let year= -1
+  elseif year < 0
+   let year= year + 1
+  endif
+
+  let julday= day - 32075 +
+	 \               1461*(year  + 4800 +  (month - 14)/12)/4      +
+	 \                367*(month - 2    - ((month - 14)/12)*12)/12 -
+	 \                  3*((year + 4900 +  (month - 14)/12)/100)/4
+
+  " 2361221 == Sep  2, 1752, which was followed immediately by
+  "            Sep 14, 1752  (in England).  Various countries
+  "            adopted the Gregorian calendar at different times.
+  if julday <= 2361221
+   let a      = (14-month)/12
+   let y      = year + 4800 - a
+   let m      = month + 12*a - 3
+   let julday = day + (153*m + 2)/5 + y*365 + y/4 - 32083
+  endif
+  return julday
+endfun
+
+" ---------------------------------------------------------------------
+" calutil#Jul2Cal: convert a Julian day to a date: {{{1
+"     Default    year/month/day
+"     julday,1   julday,"ymd" year/month/day
+"     julday,2   julday,"mdy" month/day/year
+"     julday,3   julday,"dmy" day/month/year
+fun! calutil#Jul2Cal(julday,...)
+  let julday= a:julday
+
+  if julday <= 2361221
+   " Proleptic Julian Calendar:
+   " 2361210 == Sep 2, 1752, which was followed immediately by Sep 14, 1752
+   " in England
+   let c     = julday + 32082
+   let d     = (4*c + 3)/1461
+   let e     = c - (1461*d)/4
+   let m     = (5*e + 2)/153
+   let day   = e - (153*m + 2)/5 + 1
+   let month = m + 3 - 12*(m/10)
+   let year  = d - 4800 + m/10
+   if year <= 0
+    " proleptic Julian Calendar: there *is* no year 0!
+    let year= year - 1
+   endif
+
+  else
+   " Gregorian calendar
+   let t1    = julday + 68569
+   let t2    = 4*t1/146097
+   let t1    = t1 - (146097*t2 + 3)/4
+   let yr    = 4000*(t1 + 1)/1461001
+   let t1    = t1 - (1461*yr/4 - 31)
+   let mo    = 80*t1/2447
+   let day   = (t1 - 2447*mo/80)
+   let t1    = mo/11
+   let month = (mo + 2 - 12*t1)
+   let year  = (100*(t2 - 49) + yr + t1)
+  endif
+  
+  let month = (month<10) ? '0' . month : month
+  let day = (day < 10) ? '0' . day : day
+
+  if a:0 > 0
+   if a:1 == 1 || a:1 =~ "ymd"
+    return year."-".month."/".day
+   elseif a:1 == 2 || a:1 =~ "mdy"
+    return month."-".day."/".year
+   elseif a:1 == 3 || a:1 =~ "dmy"
+    return day."-".month."/".year
+   else
+    return year."-".month."/".day
+   endif
+  else
+   return year."-".month."-".day
+  endif
+endfun
+
+" ---------------------------------------------------------------------
+" vim: ts=4 fdm=marker
+