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[git.ikiwiki.info.git] / IkiWiki / Plugin / calendar.pm
index 2b87451ce2fc304e300fa62b98276c5bc9dd8b2c..682bfb6fb8f1e2fb789d5735353f609a163930ee 100644 (file)
@@ -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
 #
 # 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;
 
 require 5.002;
 package IkiWiki::Plugin::calendar;
@@ -22,7 +22,6 @@ use warnings;
 use strict;
 use IkiWiki 3.00;
 use Time::Local;
 use strict;
 use IkiWiki 3.00;
 use Time::Local;
-use POSIX;
 
 my $time=time;
 my @now=localtime($time);
 
 my $time=time;
 my @now=localtime($time);
@@ -38,6 +37,7 @@ sub getsetup () {
                plugin => {
                        safe => 1,
                        rebuild => undef,
                plugin => {
                        safe => 1,
                        rebuild => undef,
+                       section => "widget",
                },
                archivebase => {
                        type => "string",
                },
                archivebase => {
                        type => "string",
@@ -46,6 +46,14 @@ sub getsetup () {
                        safe => 1,
                        rebuild => 1,
                },
                        safe => 1,
                        rebuild => 1,
                },
+               archive_pagespec => {
+                       type => "pagespec",
+                       example => "page(posts/*) and !*/Discussion",
+                       description => "PageSpec of pages to include in the archives; used by ikiwiki-calendar command",
+                       link => 'ikiwiki/PageSpec',
+                       safe => 1,
+                       rebuild => 0,
+               },
 }
 
 sub is_leap_year (@) {
 }
 
 sub is_leap_year (@) {
@@ -78,8 +86,10 @@ sub format_month (@) {
                my $year  = $date[5] + 1900;
                my $mtag  = sprintf("%02d", $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 $pmonth = $params{month} - 1;
@@ -114,21 +124,22 @@ sub format_month (@) {
        }
 
        # Find out month names for this, next, and previous months
        }
 
        # 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 $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,
        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}",
                        title => $monthname);
        }
        add_depends($params{page}, "$archivebase/$params{year}/$params{month}",
@@ -155,11 +166,11 @@ sub format_month (@) {
        # Start producing the month calendar
        $calendar=<<EOF;
 <table class="month-calendar">
        # Start producing the month calendar
        $calendar=<<EOF;
 <table class="month-calendar">
-       <caption class="month-calendar-head">
-       $purl
-       $url
-       $nurl
-       </caption>
+       <tr>
+       <th class="month-calendar-arrow">$purl</th>
+       <th class="month-calendar-head" colspan="5">$url</th>
+       <th class="month-calendar-arrow">$nurl</th>
+       </tr>
        <tr>
 EOF
 
        <tr>
 EOF
 
@@ -172,8 +183,8 @@ 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 %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<th class="month-calendar-day-head $downame" title="$downame">$dowabbr</th>\n};
                $downame{$dow % 7}=$downame;
                $dowabbr{$dow % 7}=$dowabbr;
                $calendar.= qq{\t\t<th class="month-calendar-day-head $downame" title="$downame">$dowabbr</th>\n};
@@ -212,11 +223,27 @@ EOF
                                $tag='month-calendar-day-link';
                        }
                        $calendar.=qq{\t\t<td class="$tag $downame{$wday}">};
                                $tag='month-calendar-day-link';
                        }
                        $calendar.=qq{\t\t<td class="$tag $downame{$wday}">};
-                       $calendar.=htmllink($params{page}, $params{destpage}, 
-                               $linkcache{$key},
-                               noimageinline => 1,
-                               linktext => $day,
-                               title => pagetitle(IkiWiki::basename($linkcache{$key})));
+                       $calendar.=qq{<div class='popup'>$day<div class='balloon'>};
+                       # Several postings on this page
+                       $calendar.=qq{<ul>};
+                       foreach my $page (@{$linkcache{$key}}) {
+                               $calendar.= qq{\n\t\t\t<li>};
+                               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.= '</li>';
+                       }
+                       $calendar.=qq{\n\t\t</ul>};
+                       $calendar.=qq{</div></div>};
                        $calendar.=qq{</td>\n};
                }
                else {
                        $calendar.=qq{</td>\n};
                }
                else {
@@ -303,13 +330,14 @@ sub format_year (@) {
        add_depends($params{page}, "$archivebase/$nyear", deptype("presence"));
 
        # Start producing the year calendar
        add_depends($params{page}, "$archivebase/$nyear", deptype("presence"));
 
        # Start producing the year calendar
+       my $m=$params{months_per_row}-2;
        $calendar=<<EOF;
 <table class="year-calendar">
        $calendar=<<EOF;
 <table class="year-calendar">
-       <caption class="year-calendar-head">
-       $purl
-       $url
-       $nurl
-       </caption>
+       <tr>
+       <th class="year-calendar-arrow">$purl</th>
+       <th class="year-calendar-head" colspan="$m">$url</th>
+       <th class="year-calendar-arrow">$nurl</th>
+       </tr>
        <tr>
                <th class="year-calendar-subhead" colspan="$params{months_per_row}">Months</th>
        </tr>
        <tr>
                <th class="year-calendar-subhead" colspan="$params{months_per_row}">Months</th>
        </tr>
@@ -318,8 +346,8 @@ EOF
        for (my $month = 1; $month <= 12; $month++) {
                my @day=localtime(timelocal(0,0,0,15,$month-1,$params{year}-1900));
                my $murl;
        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);
                $calendar.=qq{\t<tr>\n}  if ($month % $params{months_per_row} == 1);
                my $tag;
                my $mtag=sprintf("%02d", $month);
                $calendar.=qq{\t<tr>\n}  if ($month % $params{months_per_row} == 1);
                my $tag;
                my $mtag=sprintf("%02d", $month);
@@ -363,6 +391,16 @@ EOF
        return $calendar;
 }
 
        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=@_;
 
 sub preprocess (@) {
        my %params=@_;
 
@@ -376,39 +414,64 @@ sub preprocess (@) {
        $params{year}  = $thisyear      unless defined $params{year};
        $params{month} = $thismonth     unless defined $params{month};
 
        $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});
        $params{month} = sprintf("%02d", $params{month});
-                       
+       
        if ($params{type} eq 'month' && $params{year} == $thisyear
            && $params{month} == $thismonth) {
                # calendar for current month, updates next midnight
        if ($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
                        + (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} > $thisyear)) {
                # calendar for upcoming month, updates 1st of that month
        }
        elsif ($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) {
                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 {
                }
                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} > $thisyear) {
                # calendar for upcoming year, updates 1st of that year
        elsif ($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
        }
        else {
                # calendar for past month or year, does not need
@@ -416,7 +479,6 @@ sub preprocess (@) {
                delete $pagestate{$params{destpage}}{calendar};
        }
 
                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);
        my $calendar="";
        if ($params{type} eq 'month') {
                $calendar=format_month(%params);
@@ -446,6 +508,7 @@ sub needsbuild (@) {
                        }
                }
        }
                        }
                }
        }
+       return $needsbuild;
 }
 
 1
 }
 
 1