]> sipb.mit.edu Git - ikiwiki.git/blobdiff - IkiWiki.pm
calendar plugin: Autocreate archive pages if needed
[ikiwiki.git] / IkiWiki.pm
index 7662263383271fd31e988e33cf68d00a8d2ed4ce..e5da04a3bb86d8aa47d96cac3df679623ad707ee 100644 (file)
@@ -14,15 +14,15 @@ use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase
        %pagestate %wikistate %renderedfiles %oldrenderedfiles
        %pagesources %delpagesources %destsources %depends %depends_simple
        @mass_depends %hooks %forcerebuild %loaded_plugins %typedlinks
-       %oldtypedlinks %autofiles};
+       %oldtypedlinks %autofiles @underlayfiles $lastrev};
 
 use Exporter q{import};
 our @EXPORT = qw(hook debug error htmlpage template template_depends
        deptype add_depends pagespec_match pagespec_match_list bestlink
        htmllink readfile writefile pagetype srcfile pagename
-       displaytime will_render gettext ngettext urlto targetpage
+       displaytime strftime_utf8 will_render gettext ngettext urlto targetpage
        add_underlay pagetitle titlepage linkpage newpagefile
-       inject add_link add_autofile
+       inject add_link add_autofile useragent
        %config %links %pagestate %wikistate %renderedfiles
        %pagesources %destsources %typedlinks);
 our $VERSION = 3.00; # plugin interface version, next is ikiwiki version
@@ -118,6 +118,29 @@ sub getsetup () {
                safe => 0,
                rebuild => 0,
        },
+       cgi_overload_delay => {
+               type => "string",
+               default => '',
+               example => "10",
+               description => "number of seconds to delay CGI requests when overloaded",
+               safe => 1,
+               rebuild => 0,
+       },
+       cgi_overload_message => {
+               type => "string",
+               default => '',
+               example => "Please wait",
+               description => "message to display when overloaded (may contain html)",
+               safe => 1,
+               rebuild => 0,
+       },
+       only_committed_changes => {
+               type => "boolean",
+               default => 0,
+               description => "enable optimization of only refreshing committed changes?",
+               safe => 1,
+               rebuild => 0,
+       },
        rcs => {
                type => "string",
                default => '',
@@ -305,9 +328,9 @@ sub getsetup () {
                rebuild => 0,
        },
        umask => {
-               type => "integer",
-               example => "022",
-               description => "force ikiwiki to use a particular umask",
+               type => "string",
+               example => "public",
+               description => "force ikiwiki to use a particular umask (keywords public, group or private, or a number)",
                advanced => 1,
                safe => 0, # paranoia
                rebuild => 0,
@@ -497,6 +520,21 @@ sub getsetup () {
                safe => 0,
                rebuild => 0,
        },
+       cookiejar => {
+               type => "string",
+               default => { file => "$ENV{HOME}/.ikiwiki/cookies" },
+               description => "cookie control",
+               safe => 0, # hooks into perl module internals
+               rebuild => 0,
+       },
+       useragent => {
+               type => "string",
+               default => undef,
+               example => "Wget/1.13.4 (linux-gnu)",
+               description => "set custom user agent string for outbound HTTP requests e.g. when fetching aggregated RSS feeds",
+               safe => 0,
+               rebuild => 0,
+       },
 }
 
 sub defaultconfig () {
@@ -587,7 +625,23 @@ sub checkconfig () {
                unless exists $config{wikistatedir} && defined $config{wikistatedir};
 
        if (defined $config{umask}) {
-               umask(possibly_foolish_untaint($config{umask}));
+               my $u = possibly_foolish_untaint($config{umask});
+
+               if ($u =~ m/^\d+$/) {
+                       umask($u);
+               }
+               elsif ($u eq 'private') {
+                       umask(077);
+               }
+               elsif ($u eq 'group') {
+                       umask(027);
+               }
+               elsif ($u eq 'public') {
+                       umask(022);
+               }
+               else {
+                       error(sprintf(gettext("unsupported umask setting %s"), $u));
+               }
        }
 
        run_hooks(checkconfig => sub { shift->() });
@@ -689,6 +743,7 @@ sub debug ($) {
 }
 
 my $log_open=0;
+my $log_failed=0;
 sub log_message ($$) {
        my $type=shift;
 
@@ -699,9 +754,18 @@ sub log_message ($$) {
                        Sys::Syslog::openlog('ikiwiki', '', 'user');
                        $log_open=1;
                }
-               return eval {
-                       Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_));
+               eval {
+                       # keep a copy to avoid editing the original config repeatedly
+                       my $wikiname = $config{wikiname};
+                       utf8::encode($wikiname);
+                       Sys::Syslog::syslog($type, "[$wikiname] %s", join(" ", @_));
                };
+                if ($@) {
+                    print STDERR "failed to syslog: $@" unless $log_failed;
+                    $log_failed=1;
+                    print STDERR "@_\n";
+                }
+                return $@;
        }
        elsif (! $config{cgi}) {
                return print "@_\n";
@@ -1026,7 +1090,7 @@ sub bestlink ($$) {
 sub isinlinableimage ($) {
        my $file=shift;
        
-       return $file =~ /\.(png|gif|jpg|jpeg)$/i;
+       return $file =~ /\.(png|gif|jpg|jpeg|svg)$/i;
 }
 
 sub pagetitle ($;$) {
@@ -1076,6 +1140,11 @@ sub cgiurl (@) {
                join("&", map $_."=".uri_escape_utf8($params{$_}), keys %params);
 }
 
+sub cgiurl_abs (@) {
+       eval q{use URI};
+       URI->new_abs(cgiurl(@_), $config{cgiurl});
+}
+
 sub baseurl (;$) {
        my $page=shift;
 
@@ -1132,9 +1201,19 @@ sub formattime ($;$) {
                $format=$config{timeformat};
        }
 
+       return strftime_utf8($format, localtime($time));
+}
+
+my $strftime_encoding;
+sub strftime_utf8 {
        # strftime doesn't know about encodings, so make sure
-       # its output is properly treated as utf8
-       return decode_utf8(POSIX::strftime($format, localtime($time)));
+       # its output is properly treated as utf8.
+       # Note that this does not handle utf-8 in the format string.
+       ($strftime_encoding) = POSIX::setlocale(&POSIX::LC_TIME) =~ m#\.([^@]+)#
+               unless defined $strftime_encoding;
+       $strftime_encoding
+               ? Encode::decode($strftime_encoding, POSIX::strftime(@_))
+               : POSIX::strftime(@_);
 }
 
 sub date_3339 ($) {
@@ -1237,7 +1316,7 @@ sub htmllink ($$$;@) {
                                $cgilink = "<a href=\"".
                                        cgiurl(
                                                do => "create",
-                                               page => lc($link),
+                                               page => $link,
                                                from => $lpage
                                        )."\" rel=\"nofollow\">?</a>";
                        }
@@ -1386,7 +1465,7 @@ sub preprocess ($$$;$$) {
                        # consider it significant.
                        my @params;
                        while ($params =~ m{
-                               (?:([-\w]+)=)?          # 1: named parameter key?
+                               (?:([-.\w]+)=)?         # 1: named parameter key?
                                (?:
                                        """(.*?)"""     # 2: triple-quoted value
                                |
@@ -1394,7 +1473,8 @@ sub preprocess ($$$;$$) {
                                |
                                        '''(.*?)'''     # 4: triple-single-quote
                                |
-                                       <<(?<start>[a-zA-Z]+)\n(?<heredoc>.*?)\n\k<start> # 5, 6: heredoc'd value.
+                                       <<([a-zA-Z]+)\n # 5: heredoc start
+                                       (.*?)\n\5       # 6: heredoc value
                                |
                                        (\S+)           # 7: unquoted value
                                )
@@ -1417,8 +1497,8 @@ sub preprocess ($$$;$$) {
                                elsif (defined $7) {
                                        $val=$7;
                                }
-                               elsif (defined $+{heredoc}) {
-                                       $val=$+{heredoc};
+                               elsif (defined $6) {
+                                       $val=$6;
                                }
 
                                if (defined $key) {
@@ -1428,7 +1508,7 @@ sub preprocess ($$$;$$) {
                                        push @params, $val, '';
                                }
                        }
-                       if ($preprocessing{$page}++ > 3) {
+                       if ($preprocessing{$page}++ > 8) {
                                # Avoid loops of preprocessed pages preprocessing
                                # other pages that preprocess them, etc.
                                return "[[!$command <span class=\"error\">".
@@ -1482,15 +1562,16 @@ sub preprocess ($$$;$$) {
                        (               # 4: the parameters..
                                \s+     # Must have space if parameters present
                                (?:
-                                       (?:[-\w]+=)?            # named parameter key?
+                                       (?:[-.\w]+=)?           # named parameter key?
                                        (?:
                                                """.*?"""       # triple-quoted value
                                                |
                                                "[^"]*?"        # single-quoted value
                                                |
-                                               <<(?<start>[a-zA-Z]+)\n(?<heredoc>.*?)\n\k<start> # heredoc'd value.
+                                               '''.*?'''       # triple-single-quote
                                                |
-                                               '''.*?''' # triple-single-quoted value
+                                               <<([a-zA-Z]+)\n # 5: heredoc start
+                                               (?:.*?)\n\5     # heredoc value
                                                |
                                                [^"\s\]]+       # unquoted value
                                        )
@@ -1509,15 +1590,16 @@ sub preprocess ($$$;$$) {
                        \s+
                        (               # 4: the parameters..
                                (?:
-                                       (?:[-\w]+=)?            # named parameter key?
+                                       (?:[-.\w]+=)?           # named parameter key?
                                        (?:
                                                """.*?"""       # triple-quoted value
                                                |
                                                "[^"]*?"        # single-quoted value
                                                |
-                                               '''.*?'''       # triple-single-quoted value
+                                               '''.*?'''       # triple-single-quote
                                                |
-                                               <<(?<start>[a-zA-Z]+)\n(?<heredoc>.*?)\n\k<start> # heredoc'd value.
+                                               <<([a-zA-Z]+)\n # 5: heredoc start
+                                               (?:.*?)\n\5     # heredoc value
                                                |
                                                [^"\s\]]+       # unquoted value
                                        )
@@ -1724,7 +1806,8 @@ sub enable_commit_hook () {
 
 sub loadindex () {
        %oldrenderedfiles=%pagectime=();
-       if (! $config{rebuild}) {
+       my $rebuild=$config{rebuild};
+       if (! $rebuild) {
                %pagesources=%pagemtime=%oldlinks=%links=%depends=
                %destsources=%renderedfiles=%pagecase=%pagestate=
                %depends_simple=%typedlinks=%oldtypedlinks=();
@@ -1764,10 +1847,16 @@ sub loadindex () {
 
        foreach my $src (keys %$pages) {
                my $d=$pages->{$src};
-               my $page=pagename($src);
+               my $page;
+               if (exists $d->{page} && ! $rebuild) {
+                       $page=$d->{page};
+               }
+               else {
+                       $page=pagename($src);
+               }
                $pagectime{$page}=$d->{ctime};
                $pagesources{$page}=$src;
-               if (! $config{rebuild}) {
+               if (! $rebuild) {
                        $pagemtime{$page}=$d->{mtime};
                        $renderedfiles{$page}=$d->{dest};
                        if (exists $d->{links} && ref $d->{links}) {
@@ -1817,6 +1906,8 @@ sub loadindex () {
        foreach my $page (keys %renderedfiles) {
                $destsources{$_}=$page foreach @{$renderedfiles{$page}};
        }
+       $lastrev=$index->{lastrev};
+       @underlayfiles=@{$index->{underlayfiles}} if ref $index->{underlayfiles};
        return close($in);
 }
 
@@ -1838,6 +1929,7 @@ sub saveindex () {
                my $src=$pagesources{$page};
 
                $index{page}{$src}={
+                       page => $page,
                        ctime => $pagectime{$page},
                        mtime => $pagemtime{$page},
                        dest => $renderedfiles{$page},
@@ -1857,11 +1949,7 @@ sub saveindex () {
                }
 
                if (exists $pagestate{$page}) {
-                       foreach my $id (@plugins) {
-                               foreach my $key (keys %{$pagestate{$page}{$id}}) {
-                                       $index{page}{$src}{state}{$id}{$key}=$pagestate{$page}{$id}{$key};
-                               }
-                       }
+                       $index{page}{$src}{state}=$pagestate{$page};
                }
        }
 
@@ -1873,6 +1961,9 @@ sub saveindex () {
                }
        }
        
+       $index{lastrev}=$lastrev;
+       $index{underlayfiles}=\@underlayfiles;
+
        $index{version}="3";
        my $ret=Storable::nstore_fd(\%index, $out);
        return if ! defined $ret || ! $ret;
@@ -2224,6 +2315,14 @@ sub add_autofile ($$$) {
        $autofiles{$file}{generator}=$generator;
 }
 
+sub useragent () {
+       return LWP::UserAgent->new(
+               cookie_jar => $config{cookiejar},
+               env_proxy => 1,         # respect proxy env vars
+               agent => $config{useragent},
+       );
+}
+
 sub sortspec_translate ($$) {
        my $spec = shift;
        my $reverse = shift;
@@ -2628,8 +2727,14 @@ sub match_link ($$;@) {
 }
 
 sub match_backlink ($$;@) {
-       my $ret=match_link($_[1], $_[0], @_);
-       $ret->influences($_[1] => $IkiWiki::DEPEND_LINKS);
+       my $page=shift;
+       my $testpage=shift;
+       my %params=@_;
+       if ($testpage eq '.') {
+               $testpage = $params{'location'}
+       }
+       my $ret=match_link($testpage, $page, @_);
+       $ret->influences($testpage => $IkiWiki::DEPEND_LINKS);
        return $ret;
 }
 
@@ -2720,12 +2825,12 @@ sub match_user ($$;@) {
        my $user=shift;
        my %params=@_;
        
-       my $regexp=IkiWiki::glob2re($user);
-       
        if (! exists $params{user}) {
                return IkiWiki::ErrorReason->new("no user specified");
        }
 
+       my $regexp=IkiWiki::glob2re($user);
+       
        if (defined $params{user} && $params{user}=~$regexp) {
                return IkiWiki::SuccessReason->new("user is $user");
        }
@@ -2765,8 +2870,10 @@ sub match_ip ($$;@) {
        if (! exists $params{ip}) {
                return IkiWiki::ErrorReason->new("no IP specified");
        }
+       
+       my $regexp=IkiWiki::glob2re(lc $ip);
 
-       if (defined $params{ip} && lc $params{ip} eq lc $ip) {
+       if (defined $params{ip} && lc $params{ip}=~$regexp) {
                return IkiWiki::SuccessReason->new("IP is $ip");
        }
        else {
@@ -2789,6 +2896,7 @@ sub cmp_title {
        IkiWiki::pagetitle(IkiWiki::basename($b))
 }
 
+sub cmp_path { IkiWiki::pagetitle($a) cmp IkiWiki::pagetitle($b) }
 sub cmp_mtime { $IkiWiki::pagemtime{$b} <=> $IkiWiki::pagemtime{$a} }
 sub cmp_age { $IkiWiki::pagectime{$b} <=> $IkiWiki::pagectime{$a} }