425 lines
12 KiB
Perl
425 lines
12 KiB
Perl
#! /usr/bin/perl
|
|
# Copyright (c) 2006, 2007 Manoj Srivastava <srivasta@debian.org>
|
|
#
|
|
# This program 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.
|
|
#
|
|
# This program 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 this program; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
require 5.002;
|
|
package IkiWiki::Plugin::calendar;
|
|
|
|
use warnings;
|
|
use strict;
|
|
use IkiWiki 3.00;
|
|
use Time::Local;
|
|
use POSIX;
|
|
|
|
my $time=time;
|
|
my @now=localtime($time);
|
|
|
|
sub import {
|
|
hook(type => "getsetup", id => "calendar", call => \&getsetup);
|
|
hook(type => "needsbuild", id => "calendar", call => \&needsbuild);
|
|
hook(type => "preprocess", id => "calendar", call => \&preprocess);
|
|
}
|
|
|
|
sub getsetup () {
|
|
return
|
|
plugin => {
|
|
safe => 1,
|
|
rebuild => undef,
|
|
},
|
|
archivebase => {
|
|
type => "string",
|
|
example => "archives",
|
|
description => "base of the archives hierarchy",
|
|
safe => 1,
|
|
rebuild => 1,
|
|
},
|
|
}
|
|
|
|
sub is_leap_year (@) {
|
|
my %params=@_;
|
|
return ($params{year} % 4 == 0 && (($params{year} % 100 != 0) || $params{year} % 400 == 0));
|
|
}
|
|
|
|
sub month_days {
|
|
my %params=@_;
|
|
my $days_in_month = (31,28,31,30,31,30,31,31,30,31,30,31)[$params{month}-1];
|
|
if ($params{month} == 2 && is_leap_year(%params)) {
|
|
$days_in_month++;
|
|
}
|
|
return $days_in_month;
|
|
}
|
|
|
|
sub format_month (@) {
|
|
my %params=@_;
|
|
|
|
my %linkcache;
|
|
foreach my $p (pagespec_match_list($params{page}, $params{pages},
|
|
# add presence dependencies to update
|
|
# month calendar when pages are added/removed
|
|
deptype => deptype("presence"))) {
|
|
my $mtime = $IkiWiki::pagectime{$p};
|
|
my @date = localtime($mtime);
|
|
my $mday = $date[3];
|
|
my $month = $date[4] + 1;
|
|
my $year = $date[5] + 1900;
|
|
my $mtag = sprintf("%02d", $month);
|
|
|
|
# Only one posting per day is being linked to.
|
|
$linkcache{"$year/$mtag/$mday"} = $p;
|
|
}
|
|
|
|
my $pmonth = $params{month} - 1;
|
|
my $nmonth = $params{month} + 1;
|
|
my $pyear = $params{year};
|
|
my $nyear = $params{year};
|
|
|
|
# Adjust for January and December
|
|
if ($params{month} == 1) {
|
|
$pmonth = 12;
|
|
$pyear--;
|
|
}
|
|
if ($params{month} == 12) {
|
|
$nmonth = 1;
|
|
$nyear++;
|
|
}
|
|
|
|
# Add padding.
|
|
$pmonth=sprintf("%02d", $pmonth);
|
|
$nmonth=sprintf("%02d", $nmonth);
|
|
|
|
my $calendar="\n";
|
|
|
|
# When did this month start?
|
|
my @monthstart = localtime(timelocal(0,0,0,1,$params{month}-1,$params{year}-1900));
|
|
|
|
my $future_dom = 0;
|
|
my $today = 0;
|
|
if ($params{year} == $now[5]+1900 && $params{month} == $now[4]+1) {
|
|
$future_dom = $now[3]+1;
|
|
$today = $now[3];
|
|
}
|
|
|
|
# Find out month names for this, next, and previous months
|
|
my $monthname=POSIX::strftime("%B", @monthstart);
|
|
my $pmonthname=POSIX::strftime("%B", localtime(timelocal(0,0,0,1,$pmonth-1,$pyear-1900)));
|
|
my $nmonthname=POSIX::strftime("%B", localtime(timelocal(0,0,0,1,$nmonth-1,$nyear-1900)));
|
|
|
|
my $archivebase = 'archives';
|
|
$archivebase = $config{archivebase} if defined $config{archivebase};
|
|
$archivebase = $params{archivebase} if defined $params{archivebase};
|
|
|
|
# Calculate URL's for monthly archives.
|
|
my ($url, $purl, $nurl)=("$monthname",'','');
|
|
if (exists $pagesources{"$archivebase/$params{year}/$params{month}"}) {
|
|
$url = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$params{year}/".$params{month},
|
|
noimageinline => 1,
|
|
linktext => " $monthname ");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$params{year}/$params{month}",
|
|
deptype("presence"));
|
|
if (exists $pagesources{"$archivebase/$pyear/$pmonth"}) {
|
|
$purl = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$pyear/$pmonth",
|
|
noimageinline => 1,
|
|
linktext => " \&larr ");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$pyear/$pmonth",
|
|
deptype("presence"));
|
|
if (exists $pagesources{"$archivebase/$nyear/$nmonth"}) {
|
|
$nurl = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$nyear/$nmonth",
|
|
noimageinline => 1,
|
|
linktext => " \&rarr ");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$nyear/$nmonth",
|
|
deptype("presence"));
|
|
|
|
# Start producing the month calendar
|
|
$calendar=<<EOF;
|
|
<table class="month-calendar">
|
|
<caption class="month-calendar-head">
|
|
$purl
|
|
$url
|
|
$nurl
|
|
</caption>
|
|
<tr>
|
|
EOF
|
|
|
|
# Suppose we want to start the week with day $week_start_day
|
|
# If $monthstart[6] == 1
|
|
my $week_start_day = $params{week_start_day};
|
|
|
|
my $start_day = 1 + (7 - $monthstart[6] + $week_start_day) % 7;
|
|
my %downame;
|
|
my %dowabbr;
|
|
for my $dow ($week_start_day..$week_start_day+6) {
|
|
my @day=localtime(timelocal(0,0,0,$start_day++,$params{month}-1,$params{year}-1900));
|
|
my $downame = POSIX::strftime("%A", @day);
|
|
my $dowabbr = POSIX::strftime("%a", @day);
|
|
$downame{$dow % 7}=$downame;
|
|
$dowabbr{$dow % 7}=$dowabbr;
|
|
$calendar.= qq{\t\t<th class="month-calendar-day-head $downame">$dowabbr</th>\n};
|
|
}
|
|
|
|
$calendar.=<<EOF;
|
|
</tr>
|
|
EOF
|
|
|
|
my $wday;
|
|
# we start with a week_start_day, and skip until we get to the first
|
|
for ($wday=$week_start_day; $wday != $monthstart[6]; $wday++, $wday %= 7) {
|
|
$calendar.=qq{\t<tr>\n} if $wday == $week_start_day;
|
|
$calendar.=qq{\t\t<td class="month-calendar-day-noday $downame{$wday}"> </td>\n};
|
|
}
|
|
|
|
# At this point, either the first is a week_start_day, in which case
|
|
# nothing has been printed, or else we are in the middle of a row.
|
|
for (my $day = 1; $day <= month_days(year => $params{year}, month => $params{month});
|
|
$day++, $wday++, $wday %= 7) {
|
|
# At tihs point, on a week_start_day, we close out a row,
|
|
# and start a new one -- unless it is week_start_day on the
|
|
# first, where we do not close a row -- since none was started.
|
|
if ($wday == $week_start_day) {
|
|
$calendar.=qq{\t</tr>\n} unless $day == 1;
|
|
$calendar.=qq{\t<tr>\n};
|
|
}
|
|
|
|
my $tag;
|
|
if (defined $linkcache{"$params{year}/$params{month}/$day"}) {
|
|
if ($day == $today) {
|
|
$tag='month-calendar-day-this-day';
|
|
}
|
|
else {
|
|
$tag='month-calendar-day-link';
|
|
}
|
|
$calendar.=qq{\t\t<td class="$tag $downame{$wday}">};
|
|
$calendar.=htmllink($params{page}, $params{destpage},
|
|
$linkcache{"$params{year}/$params{month}/$day"},
|
|
noimageinline => 1,
|
|
"linktext" => "$day");
|
|
$calendar.=qq{</td>\n};
|
|
}
|
|
else {
|
|
if ($day == $today) {
|
|
$tag='month-calendar-day-this-day';
|
|
}
|
|
elsif ($day == $future_dom) {
|
|
$tag='month-calendar-day-future';
|
|
}
|
|
else {
|
|
$tag='month-calendar-day-nolink';
|
|
}
|
|
$calendar.=qq{\t\t<td class="$tag $downame{$wday}">$day</td>\n};
|
|
}
|
|
}
|
|
|
|
# finish off the week
|
|
for (; $wday != $week_start_day; $wday++, $wday %= 7) {
|
|
$calendar.=qq{\t\t<td class="month-calendar-day-noday $downame{$wday}"> </td>\n};
|
|
}
|
|
$calendar.=<<EOF;
|
|
</tr>
|
|
</table>
|
|
EOF
|
|
|
|
return $calendar;
|
|
}
|
|
|
|
sub format_year (@) {
|
|
my %params=@_;
|
|
|
|
my $calendar="\n";
|
|
|
|
my $pyear = $params{year} - 1;
|
|
my $nyear = $params{year} + 1;
|
|
|
|
my $future_month = 0;
|
|
$future_month = $now[4]+1 if ($params{year} == $now[5]+1900);
|
|
|
|
my $archivebase = 'archives';
|
|
$archivebase = $config{archivebase} if defined $config{archivebase};
|
|
$archivebase = $params{archivebase} if defined $params{archivebase};
|
|
|
|
# calculate URL's for previous and next years
|
|
my ($url, $purl, $nurl)=("$params{year}",'','');
|
|
if (exists $pagesources{"$archivebase/$params{year}"}) {
|
|
$url = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$params{year}",
|
|
noimageinline => 1,
|
|
linktext => "$params{year}");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$params{year}", deptype("presence"));
|
|
if (exists $pagesources{"$archivebase/$pyear"}) {
|
|
$purl = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$pyear",
|
|
noimageinline => 1,
|
|
linktext => "\←");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$pyear", deptype("presence"));
|
|
if (exists $pagesources{"$archivebase/$nyear"}) {
|
|
$nurl = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$nyear",
|
|
noimageinline => 1,
|
|
linktext => "\→");
|
|
}
|
|
add_depends($params{page}, "$archivebase/$nyear", deptype("presence"));
|
|
|
|
# Start producing the year calendar
|
|
$calendar=<<EOF;
|
|
<table class="year-calendar">
|
|
<caption class="year-calendar-head">
|
|
$purl
|
|
$url
|
|
$nurl
|
|
</caption>
|
|
<tr>
|
|
<th class="year-calendar-subhead" colspan="$params{months_per_row}">Months</th>
|
|
</tr>
|
|
EOF
|
|
|
|
for (my $month = 1; $month <= 12; $month++) {
|
|
my @day=localtime(timelocal(0,0,0,15,$month-1,$params{year}-1900));
|
|
my $murl;
|
|
my $monthname = POSIX::strftime("%B", @day);
|
|
my $monthabbr = POSIX::strftime("%b", @day);
|
|
$calendar.=qq{\t<tr>\n} if ($month % $params{months_per_row} == 1);
|
|
my $tag;
|
|
my $mtag=sprintf("%02d", $month);
|
|
if ($month == $params{month}) {
|
|
if ($pagesources{"$archivebase/$params{year}/$mtag"}) {
|
|
$tag = 'this_month_link';
|
|
}
|
|
else {
|
|
$tag = 'this_month_nolink';
|
|
}
|
|
}
|
|
elsif ($pagesources{"$archivebase/$params{year}/$mtag"}) {
|
|
$tag = 'month_link';
|
|
}
|
|
elsif ($future_month && $month >= $future_month) {
|
|
$tag = 'month_future';
|
|
}
|
|
else {
|
|
$tag = 'month_nolink';
|
|
}
|
|
|
|
if ($pagesources{"$archivebase/$params{year}/$mtag"}) {
|
|
$murl = htmllink($params{page}, $params{destpage},
|
|
"$archivebase/$params{year}/$mtag",
|
|
noimageinline => 1,
|
|
linktext => "$monthabbr");
|
|
$calendar.=qq{\t<td class="$tag">};
|
|
$calendar.=$murl;
|
|
$calendar.=qq{\t</td>\n};
|
|
}
|
|
else {
|
|
$calendar.=qq{\t<td class="$tag">$monthabbr</td>\n};
|
|
}
|
|
add_depends($params{page}, "$archivebase/$params{year}/$mtag",
|
|
deptype("presence"));
|
|
|
|
$calendar.=qq{\t</tr>\n} if ($month % $params{months_per_row} == 0);
|
|
}
|
|
|
|
$calendar.=<<EOF;
|
|
</table>
|
|
EOF
|
|
|
|
return $calendar;
|
|
}
|
|
|
|
sub preprocess (@) {
|
|
my %params=@_;
|
|
|
|
my $thisyear=1900 + $now[5];
|
|
my $thismonth=1 + $now[4];
|
|
|
|
$params{pages} = "*" unless defined $params{pages};
|
|
$params{type} = "month" unless defined $params{type};
|
|
$params{week_start_day} = 0 unless defined $params{week_start_day};
|
|
$params{months_per_row} = 3 unless defined $params{months_per_row};
|
|
$params{year} = $thisyear unless defined $params{year};
|
|
$params{month} = $thismonth unless defined $params{month};
|
|
|
|
$params{month} = sprintf("%02d", $params{month});
|
|
|
|
if ($params{type} eq 'month' && $params{year} == $thisyear
|
|
&& $params{month} == $thismonth) {
|
|
# calendar for current month, updates next midnight
|
|
$pagestate{$params{destpage}}{calendar}{nextchange}=($time
|
|
+ (60 - $now[0]) # seconds
|
|
+ (59 - $now[1]) * 60 # minutes
|
|
+ (23 - $now[2]) * 60 * 60 # hours
|
|
);
|
|
}
|
|
elsif ($params{type} eq 'month' &&
|
|
(($params{year} == $thisyear && $params{month} > $thismonth) ||
|
|
$params{year} > $thisyear)) {
|
|
# calendar for upcoming month, updates 1st of that month
|
|
$pagestate{$params{destpage}}{calendar}{nextchange}=
|
|
timelocal(0, 0, 0, 1, $params{month}-1, $params{year});
|
|
}
|
|
elsif ($params{type} eq 'year' && $params{year} == $thisyear) {
|
|
# calendar for current year, updates 1st of next month
|
|
$pagestate{$params{destpage}}{calendar}{nextchange}=
|
|
timelocal(0, 0, 0, 1, $thismonth+1-1, $params{year});
|
|
}
|
|
elsif ($params{type} eq 'year' && $params{year} > $thisyear) {
|
|
# calendar for upcoming year, updates 1st of that year
|
|
$pagestate{$params{destpage}}{calendar}{nextchange}=
|
|
timelocal(0, 0, 0, 1, 1-1, $params{year});
|
|
}
|
|
else {
|
|
# calendar for past month or year, does not need
|
|
# to update any more
|
|
delete $pagestate{$params{destpage}}{calendar};
|
|
}
|
|
|
|
# Calculate month names for next month, and previous months
|
|
my $calendar="";
|
|
if ($params{type} eq 'month') {
|
|
$calendar=format_month(%params);
|
|
}
|
|
elsif ($params{type} eq 'year') {
|
|
$calendar=format_year(%params);
|
|
}
|
|
|
|
return "\n<div><div class=\"calendar\">$calendar</div></div>\n";
|
|
} #}}
|
|
|
|
sub needsbuild (@) {
|
|
my $needsbuild=shift;
|
|
foreach my $page (keys %pagestate) {
|
|
if (exists $pagestate{$page}{calendar}{nextchange}) {
|
|
if ($pagestate{$page}{calendar}{nextchange} <= $time) {
|
|
# force a rebuild so the calendar shows
|
|
# the current day
|
|
push @$needsbuild, $pagesources{$page};
|
|
}
|
|
if (exists $pagesources{$page} &&
|
|
grep { $_ eq $pagesources{$page} } @$needsbuild) {
|
|
# remove state, will be re-added if
|
|
# the calendar is still there during the
|
|
# rebuild
|
|
delete $pagestate{$page}{calendar};
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
1
|