X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/142e025ae471c91e68a23476f700df0b8ad6b31d..8d4342183b1c3a96797def6fff96feebacb90db6:/IkiWiki/Plugin/calendar.pm diff --git a/IkiWiki/Plugin/calendar.pm b/IkiWiki/Plugin/calendar.pm index aeb5f3d29..45617afe8 100644 --- a/IkiWiki/Plugin/calendar.pm +++ b/IkiWiki/Plugin/calendar.pm @@ -1,4 +1,4 @@ -#! /usr/bin/perl +#!/usr/bin/perl # Copyright (c) 2006, 2007 Manoj Srivastava # # This program is free software; you can redistribute it and/or modify @@ -13,7 +13,7 @@ # # 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. require 5.002; package IkiWiki::Plugin::calendar; @@ -22,15 +22,20 @@ use warnings; use strict; use IkiWiki 3.00; use Time::Local; -use POSIX (); my $time=time; my @now=localtime($time); +my %changed; sub import { + hook(type => "checkconfig", id => "calendar", call => \&checkconfig); hook(type => "getsetup", id => "calendar", call => \&getsetup); hook(type => "needsbuild", id => "calendar", call => \&needsbuild); hook(type => "preprocess", id => "calendar", call => \&preprocess); + hook(type => "scan", id => "calendar", call => \&scan); + hook(type => "build_affected", id => "calendar", call => \&build_affected); + + IkiWiki::loadplugin("transient"); } sub getsetup () { @@ -49,12 +54,42 @@ sub getsetup () { }, archive_pagespec => { type => "pagespec", - example => "posts/* and !*/Discussion", - description => "PageSpec of pages to include in the archives; used by ikiwiki-calendar command", + example => "page(posts/*) and !*/Discussion", + description => "PageSpec of pages to include in the archives, if option `calendar_autocreate` is true.", link => 'ikiwiki/PageSpec', safe => 1, rebuild => 0, }, + calendar_autocreate => { + type => "boolean", + example => 1, + description => "autocreate new calendar pages?", + safe => 1, + rebuild => undef, + }, + calendar_fill_gaps => { + type => "boolean", + example => 1, + default => 1, + description => "if set, when building calendar pages, also build pages of year and month when no pages were published (building empty calendars).", + safe => 1, + rebuild => 0, + }, +} + +sub checkconfig () { + if (! defined $config{calendar_autocreate}) { + $config{calendar_autocreate} = defined $config{archivebase}; + } + if (! defined $config{archive_pagespec}) { + $config{archive_pagespec} = '*'; + } + if (! defined $config{archivebase}) { + $config{archivebase} = 'archives'; + } + if (! defined $config{calendar_fill_gaps}) { + $config{calendar_fill_gaps} = 1; + } } sub is_leap_year (@) { @@ -71,6 +106,186 @@ sub month_days { return $days_in_month; } +sub build_affected { + my %affected; + my ($ayear, $amonth, $valid); + + foreach my $year (keys %changed) { + ($ayear, $valid) = nextyear($year, $config{archivebase}); + $affected{calendarlink($ayear)} = sprintf(gettext("building calendar for %s, its previous or next year has changed"), $ayear) if ($valid); + ($ayear, $valid) = previousyear($year, $config{archivebase}); + $affected{calendarlink($ayear)} = sprintf(gettext("building calendar for %s, its previous or next year has changed"), $ayear) if ($valid); + foreach my $month (keys %{$changed{$year}}) { + ($ayear, $amonth, $valid) = nextmonth($year, $month, $config{archivebase}); + $affected{calendarlink($ayear, sprintf("%02d", $amonth))} = sprintf(gettext("building calendar for %s/%s, its previous or next month has changed"), $amonth, $ayear) if ($valid); + ($ayear, $amonth, $valid) = previousmonth($year, $month, $config{archivebase}); + $affected{calendarlink($ayear, sprintf("%02d", $amonth))} = sprintf(gettext("building calendar for %s/%s, its previous or next month has changed"), $amonth, $ayear) if ($valid); + } + } + + return %affected; +} + +sub autocreate { + my ($page, $pagefile, $year, $month) = @_; + my $message=sprintf(gettext("creating calendar page %s"), $page); + debug($message); + + my $template; + if (defined $month) { + $template=template("calendarmonth.tmpl"); + } else { + $template=template("calendaryear.tmpl"); + } + $template->param(year => $year); + $template->param(month => $month) if defined $month; + $template->param(pagespec => $config{archive_pagespec}); + + no warnings 'once'; + my $dir = $IkiWiki::Plugin::transient::transientdir; + use warnings; + + writefile($pagefile, $dir, $template->output); +} + +sub calendarlink($;$) { + my ($year, $month) = @_; + if (defined $month) { + return $config{archivebase} . "/" . $year . "/" . $month; + } else { + return $config{archivebase} . "/" . $year; + } +} + +sub gencalendarmonth{ + my $year = shift; + my $month = sprintf("%02d", shift); + + my $page = calendarlink($year, $month); + my $pagefile = newpagefile($page, $config{default_pageext}); + add_autofile( + $pagefile, "calendar", + sub {return autocreate($page, $pagefile, $year, $month);} + ); +} + +sub gencalendaryear { + my $year = shift; + my %params = @_; + + # Building year page + my $page = calendarlink($year); + my $pagefile = newpagefile($page, $config{default_pageext}); + add_autofile( + $pagefile, "calendar", + sub {return autocreate($page, $pagefile, $year);} + ); + + if (not exists $wikistate{calendar}{minyear}) { + $wikistate{calendar}{minyear} = $year; + } + if (not exists $wikistate{calendar}{maxyear}) { + $wikistate{calendar}{maxyear} = $year; + } + + if ($config{calendar_fill_gaps}) { + # Building month pages + foreach my $month (1 .. 12) { + gencalendarmonth($year, $month); + } + + # Filling potential gaps in years (e.g. calendar goes from 2010 to 2014, + # and we just added year 2005. We have to add years 2006 to 2009). + return if $params{norecurse}; + if ($wikistate{calendar}{minyear} > $year) { + foreach my $other ($year + 1 .. $wikistate{calendar}{minyear} - 1) { + gencalendaryear($other, norecurse => 1); + } + $wikistate{calendar}{minyear} = $year; + } + if ($wikistate{calendar}{maxyear} < $year) { + foreach my $other ($wikistate{calendar}{maxyear} + 1 .. $year - 1) { + gencalendaryear($other, norecurse => 1); + } + $wikistate{calendar}{maxyear} = $year; + } + } + if ($year < $wikistate{calendar}{minyear}) { + $wikistate{calendar}{minyear} = $year; + } + if ($year > $wikistate{calendar}{maxyear}) { + $wikistate{calendar}{maxyear} = $year; + } +} + +sub previousmonth($$$) { + my $year = shift; + my $month = shift; + my $archivebase = shift; + + if (not exists $wikistate{calendar}{minyear}) { + $wikistate{calendar}{minyear} = $year; + } + + my $pmonth = $month; + my $pyear = $year; + while ((not exists $pagesources{"$archivebase/$pyear/" . sprintf("%02d", $pmonth)}) or ($pmonth == $month and $pyear == $year)) { + $pmonth -= 1; + if ($pmonth == 0) { + $pyear -= 1; + $pmonth = 12; + return ($pyear, $pmonth, 0) unless $pyear >= $wikistate{calendar}{minyear}; + } + } + return ($pyear, $pmonth, 1); +} + +sub nextmonth($$$) { + my $year = shift; + my $month = shift; + my $archivebase = shift; + + if (not exists $wikistate{calendar}{maxyear}) { + $wikistate{calendar}{maxyear} = $year; + } + + my $nmonth = $month; + my $nyear = $year; + while ((not exists $pagesources{"$archivebase/$nyear/" . sprintf("%02d", $nmonth)}) or ($nmonth == $month and $nyear == $year)) { + $nmonth += 1; + if ($nmonth == 13) { + $nyear += 1; + $nmonth = 1; + return ($nyear, $nmonth, 0) unless $nyear <= $wikistate{calendar}{maxyear}; + } + } + return ($nyear, $nmonth, 1); +} + +sub previousyear($$) { + my $year = shift; + my $archivebase = shift; + + my $pyear = $year - 1; + while (not exists $pagesources{"$archivebase/$pyear"}) { + $pyear -= 1; + return ($pyear, 0) unless ($pyear >= $wikistate{calendar}{minyear}); + } + return ($pyear, 1); +} + +sub nextyear($$) { + my $year = shift; + my $archivebase = shift; + + my $nyear = $year + 1; + while (not exists $pagesources{"$archivebase/$nyear"}) { + $nyear += 1; + return ($nyear, 0) unless ($nyear <= $wikistate{calendar}{maxyear}); + } + return ($nyear, 1); +} + sub format_month (@) { my %params=@_; @@ -87,24 +302,18 @@ sub format_month (@) { my $year = $date[5] + 1900; my $mtag = sprintf("%02d", $month); - # Only one posting per day is being linked to. - $linkcache{"$year/$mtag/$mday"} = $p; + if (! $linkcache{"$year/$mtag/$mday"}) { + $linkcache{"$year/$mtag/$mday"} = []; + } + push(@{$linkcache{"$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++; - } + my $archivebase = 'archives'; + $archivebase = $config{archivebase} if defined $config{archivebase}; + $archivebase = $params{archivebase} if defined $params{archivebase}; + + my ($pyear, $pmonth, $pvalid) = previousmonth($params{year}, $params{month}, $archivebase); + my ($nyear, $nmonth, $nvalid) = nextmonth($params{year}, $params{month}, $archivebase); # Add padding. $pmonth=sprintf("%02d", $pmonth); @@ -123,21 +332,18 @@ sub format_month (@) { } # 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 $monthabbrev=strftime_utf8("%b", @monthstart); + my $monthname=strftime_utf8("%B", @monthstart); + my $pmonthname=strftime_utf8("%B", localtime(timelocal(0,0,0,1,$pmonth-1,$pyear-1900))); + my $nmonthname=strftime_utf8("%B", localtime(timelocal(0,0,0,1,$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",'',''); + my ($url, $purl, $nurl)=("$monthname $params{year}",'',''); if (exists $pagesources{"$archivebase/$params{year}/$params{month}"}) { $url = htmllink($params{page}, $params{destpage}, "$archivebase/$params{year}/".$params{month}, noimageinline => 1, - linktext => $monthname, + linktext => "$monthabbrev $params{year}", title => $monthname); } add_depends($params{page}, "$archivebase/$params{year}/$params{month}", @@ -181,8 +387,8 @@ EOF 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); + my $downame = strftime_utf8("%A", @day); + my $dowabbr = substr($downame, 0, 1); $downame{$dow % 7}=$downame; $dowabbr{$dow % 7}=$dowabbr; $calendar.= qq{\t\t$dowabbr\n}; @@ -221,11 +427,27 @@ EOF $tag='month-calendar-day-link'; } $calendar.=qq{\t\t}; - $calendar.=htmllink($params{page}, $params{destpage}, - $linkcache{$key}, - noimageinline => 1, - linktext => $day, - title => pagetitle(IkiWiki::basename($linkcache{$key}))); + $calendar.=qq{
$day
}; + # Several postings on this page + $calendar.=qq{
    }; + foreach my $page (@{$linkcache{$key}}) { + $calendar.= qq{\n\t\t\t
  • }; + my $title; + if (exists $pagestate{$page}{meta}{title}) { + $title = "$pagestate{$page}{meta}{title}"; + } + else { + $title = pagetitle(IkiWiki::basename($page)); + } + $calendar.=htmllink($params{page}, $params{destpage}, + $page, + noimageinline => 1, + linktext => $title, + title => $title); + $calendar.= '
    • '; + } + $calendar.=qq{\n\t\t
}; + $calendar.=qq{
}; $calendar.=qq{\n}; } else { @@ -256,7 +478,7 @@ EOF sub format_year (@) { my %params=@_; - + my @post_months; foreach my $p (pagespec_match_list($params{page}, "creation_year($params{year}) and ($params{pages})", @@ -272,18 +494,18 @@ sub format_year (@) { } my $calendar="\n"; + + my $archivebase = 'archives'; + $archivebase = $config{archivebase} if defined $config{archivebase}; + $archivebase = $params{archivebase} if defined $params{archivebase}; - my $pyear = $params{year} - 1; - my $nyear = $params{year} + 1; + my ($pyear, $pvalid) = previousyear($params{year}, $archivebase); + my ($nyear, $nvalid) = nextyear($params{year}, $archivebase); my $thisyear = $now[5]+1900; my $future_month = 0; $future_month = $now[4]+1 if $params{year} == $thisyear; - 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}"}) { @@ -328,8 +550,8 @@ 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); + my $monthname = strftime_utf8("%B", @day); + my $monthabbr = strftime_utf8("%b", @day); $calendar.=qq{\t\n} if ($month % $params{months_per_row} == 1); my $tag; my $mtag=sprintf("%02d", $month); @@ -373,6 +595,16 @@ EOF return $calendar; } +sub setnextchange ($$) { + my $page=shift; + my $timestamp=shift; + + if (! exists $pagestate{$page}{calendar}{nextchange} || + $pagestate{$page}{calendar}{nextchange} > $timestamp) { + $pagestate{$page}{calendar}{nextchange}=$timestamp; + } +} + sub preprocess (@) { my %params=@_; @@ -386,39 +618,65 @@ sub preprocess (@) { $params{year} = $thisyear unless defined $params{year}; $params{month} = $thismonth unless defined $params{month}; + my $relativeyear=0; + if ($params{year} < 1) { + $relativeyear=1; + $params{year}=$thisyear+$params{year}; + } + my $relativemonth=0; + if ($params{month} < 1) { + $relativemonth=1; + my $monthoff=$params{month}; + $params{month}=($thismonth+$monthoff) % 12; + $params{month}=12 if $params{month}==0; + my $yearoff=POSIX::ceil(($thismonth-$params{month}) / -12) + - int($monthoff / 12); + $params{year}-=$yearoff; + } + $params{month} = sprintf("%02d", $params{month}); - + $changed{$params{year}}{$params{month}} = 1; + if ($params{type} eq 'month' && $params{year} == $thisyear && $params{month} == $thismonth) { # calendar for current month, updates next midnight - $pagestate{$params{destpage}}{calendar}{nextchange}=($time + setnextchange($params{destpage}, ($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, $params{year}); + setnextchange($params{destpage}, + timelocal(0, 0, 0, 1, $params{month}-1, $params{year})); } - elsif ($params{type} eq 'year' && $params{year} == $thisyear) { - # calendar for current year, updates 1st of next month + elsif (($params{type} eq 'year' && $params{year} == $thisyear) || + $relativemonth) { + # Calendar for current year updates 1st of next month. + # Any calendar relative to the current month also updates + # then. if ($thismonth < 12) { - $pagestate{$params{destpage}}{calendar}{nextchange}= - timelocal(0, 0, 0, 1, $thismonth+1-1, $params{year}); + setnextchange($params{destpage}, + timelocal(0, 0, 0, 1, $thismonth+1-1, $params{year})); } else { - $pagestate{$params{destpage}}{calendar}{nextchange}= - timelocal(0, 0, 0, 1, 1-1, $params{year}+1); + setnextchange($params{destpage}, + timelocal(0, 0, 0, 1, 1-1, $params{year}+1)); } } + elsif ($relativeyear) { + # Any calendar relative to the current year updates 1st + # of next year. + setnextchange($params{destpage}, + timelocal(0, 0, 0, 1, 1-1, $thisyear+1)); + } elsif ($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, $params{year}); + setnextchange($params{destpage}, + timelocal(0, 0, 0, 1, 1-1, $params{year})); } else { # calendar for past month or year, does not need @@ -426,7 +684,6 @@ sub preprocess (@) { 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); @@ -456,6 +713,22 @@ sub needsbuild (@) { } } } + + return $needsbuild; +} + +sub scan (@) { + my %params=@_; + my $page=$params{page}; + + return unless $config{calendar_autocreate}; + + # Check if year pages have to be generated + if (pagespec_match($page, $config{archive_pagespec})) { + my @ctime = localtime($IkiWiki::pagectime{$page}); + gencalendaryear($ctime[5]+1900); + gencalendarmonth($ctime[5]+1900, $ctime[4]+1); + } } 1