CALENDAR -- show a monthly calendar with highlighted events

• Events are defined by bullets, see CalendarPlugin#Event_Syntax for details. The %CALENDAR{}% variable is handled by the CalendarPlugin.
• Syntax: %CALENDAR{ parameters }%
• Parameters:

  Parameter	Description	Default
  year="yyyy"	The year	Current year
  year="+yy" or "-yy"	Relative year	Current year
  month="mm"	The month	Current month
  month="+mm" or "-mm"	relative month	Current month
  gmtoffset="+/-hh"	Timezone expressed as number of hours offset from GMT	Server timezone
  topic="TopicName"	Topic containing events	The topic containing the tag
  topic="Web.TopicName1, Web.TopicName2"	Topics containing events	The topics containing the tags
  web="Webname"	Web containing the event topic	The current web
  lang="language"	Language: First few characters of "English", "Francais", "Deutsch", "Espagnol", "Portugues", "Nederlands", "Italiano", "Norsk", "Svenska", "Dansk", "Suomi", "Magyar", "Polski	"English"
  daynames="Mon|Tue|..."	Custom day names	"Monday|Tuesday| Wednesday|Thursday| Friday|Saturday| Sunday"
  header="..."	Text at the top of the calendar; use $m for current month, $y for year	Current month and year
  weekstartsonmonday="1" or "0"	Flag to start week on Monday	"0" (Sunday)
  showdatenumbers="0"	Show day numbers 1...31 in date cells. Note that showdatenumbers=1 means that HTML::CalendarMonthSimple will add the date numbers to the cells. If showdatenumbers=0, then the plugin adds the date numbers. The result of this is that a calendar will always show the date numbers.	"0" (except with aslist="1", see below)
  showweekdayheaders="1"	Show the weekday headers	"0"
  weekdayheadersbig="0"	If enabled, show weekday headers in bold cell headings	"1"
  cellalignment="left"	Horizontal cell alignment of day cells: "left", "center", "right", "justify", "char"	"center"
  vcellalignment="middle"	Vertical cell alignment of day cells: "top", "middle", "bottom", "baseline"	"top"
  cellheight="n"	Height in pixels of each cell in the calendar	Minimum height needed
  format="..."	How to highlight a date	See Event Formatting below
  width="n" or "n%"	Width of calendar table in pixels or percent	Minimum width needed
  sharpborders="n"	If set to 1, this gives very crisp edges between the table cells. If set to 0 standard HTML cells are used.	"1"
  border="n"	Border width of calendar table. (sharpborders="0" required)	"1"
  cellspacing="n"	Spacing of calendar cells. (sharpborders="0" required)	"0"
  cellpadding="n"	Padding of calendar cells. (sharpborders="0" required)	"3"
  nowrap="1" or "0"	Prevent cell content from wrapping	"0"
  bgcolor="#nnnn"	Default background color of all cells unless redefined by other color settings below (use an HTML color-code like "#000000" as defined in StandardColors)	"white"
  contentcolor="#nnnn"	Default content color of all cells unless redefined	"black"
  headercolor="#nnnn"	Background color of the Month+Year header	The web bgcolor
  headercontentcolor="#nnnn"	Content color of the Month+Year header	contentcolor setting
  weekdayheadercolor="#nnnn"	Background color of weekdays' headers	bgcolor setting
  weekdayheadercontentcolor= "#nnnn"	Content color of weekdays' headers	contentcolor setting
  weekendheadercolor="#nnnn"	Background color of weekends' headers	bgcolor setting
  weekendheadercontentcolor= "#nnnn"	Content color of weekends' headers	contentcolor setting
  weekdaycolor="#nnnn"	Background color of weekday cells	bgcolor setting
  weekdaycontentcolor="#nnnn"	Content color of weekday cells	contentcolor setting
  weekendcolor="#nnnn"	Background of weekend cells	light gray
  weekendcontentcolor="#nnnn"	Content color of weekend cells	contentcolor setting
  todaycolor="#nnnn"	Background of today's cell	The web bgcolor
  todaycontentcolor="#nnnn"	Content color of today's cell	contentcolor setting
  and other attributes of HTML::CalendarMonthSimple
  aslist	Controls whether events displayed in calendar style (aslist=0) or list style (aslist=1). Note that specifying aslist=1 forces showdatenumbers=1. This is done to ensure that the date number is formatted according to datenumberformat and that only the days that have an event are listed.	"0"
  days	Specifies how many days of calendar data to list. Only valid if aslist="1".	"1"
  months	Specifies how many months of calendars to display. Only valid if aslist="0".	"1"
  datenumberformat	Specifies formatting for the date number in each cell. The formatting codes accepted are the same as those for the %GMTIME% variable.	$day (if aslist="0")   * $day $mon $year (if aslist="1")
  todaydatenumberformat	Specifies formatting for the date number for the current day (today) in the calendar. The formatting codes accepted are the same as those for the %GMTIME% variable.	datenumberformat
  multidayformat	Specifies formatting of the description for multi-day events. See Multi-Day Event Formatting for details.	$description

• Example: %CALENDAR{ month="2" year="2024" bgcolor="cyan" }% shows a February 2024 calendar
• Category: DateAndTimeVariables, FormattingAndRenderingVariables
• Related: DATE, DISPLAYTIME, GMTIME{"format"}, SERVERTIME, CalendarPlugin