]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki.pm
add pagenumber parameter
[git.ikiwiki.info.git] / IkiWiki.pm
index b3d47ed6acec5333c531437e159be8b68dcba666..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 => '',
@@ -237,8 +260,8 @@ sub getsetup () {
        html5 => {
                type => "boolean",
                default => 0,
-               description => "generate HTML5? (experimental)",
-               advanced => 1,
+               description => "generate HTML5?",
+               advanced => 0,
                safe => 1,
                rebuild => 1,
        },
@@ -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,
@@ -336,6 +359,14 @@ sub getsetup () {
                safe => 0, # paranoia
                rebuild => 0,
        },
+       timezone => {
+               type => "string", 
+               default => "",
+               example => "US/Eastern",
+               description => "time zone name",
+               safe => 1,
+               rebuild => 1,
+       },
        include => {
                type => "string",
                default => undef,
@@ -477,7 +508,7 @@ sub getsetup () {
        },
        setuptype => {
                type => "internal",
-               default => "Standard",
+               default => "Yaml",
                description => "perl class to use to dump setup file",
                safe => 0,
                rebuild => 0,
@@ -489,6 +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 () {
@@ -497,10 +543,15 @@ sub defaultconfig () {
        foreach my $key (keys %s) {
                push @ret, $key, $s{$key}->{default};
        }
-       use Data::Dumper;
        return @ret;
 }
 
+# URL to top of wiki as a path starting with /, valid from any wiki page or
+# the CGI; if that's not possible, an absolute URL. Either way, it ends with /
+my $local_url;
+# URL to CGI script, similar to $local_url
+my $local_cgiurl;
+
 sub checkconfig () {
        # locale stuff; avoid LC_ALL since it overrides everything
        if (defined $ENV{LC_ALL}) {
@@ -523,6 +574,12 @@ sub checkconfig () {
                        $ENV{$val}=$config{ENV}{$val};
                }
        }
+       if (defined $config{timezone} && length $config{timezone}) {
+               $ENV{TZ}=$config{timezone};
+       }
+       else {
+               $config{timezone}=$ENV{TZ};
+       }
 
        if ($config{w3mmode}) {
                eval q{use Cwd q{abs_path}};
@@ -537,12 +594,54 @@ sub checkconfig () {
        if ($config{cgi} && ! length $config{url}) {
                error(gettext("Must specify url to wiki with --url when using --cgi"));
        }
-       
+
+       if (defined $config{url} && length $config{url}) {
+               eval q{use URI};
+               my $baseurl = URI->new($config{url});
+
+               $local_url = $baseurl->path . "/";
+               $local_cgiurl = undef;
+
+               if (length $config{cgiurl}) {
+                       my $cgiurl = URI->new($config{cgiurl});
+
+                       $local_cgiurl = $cgiurl->path;
+
+                       if ($cgiurl->scheme ne $baseurl->scheme or
+                               $cgiurl->authority ne $baseurl->authority) {
+                               # too far apart, fall back to absolute URLs
+                               $local_url = "$config{url}/";
+                               $local_cgiurl = $config{cgiurl};
+                       }
+               }
+
+               $local_url =~ s{//$}{/};
+       }
+       else {
+               $local_cgiurl = $config{cgiurl};
+       }
+
        $config{wikistatedir}="$config{srcdir}/.ikiwiki"
                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->() });
@@ -644,6 +743,7 @@ sub debug ($) {
 }
 
 my $log_open=0;
+my $log_failed=0;
 sub log_message ($$) {
        my $type=shift;
 
@@ -654,9 +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 (! $config{cgi}) {
                return print "@_\n";
@@ -778,17 +887,23 @@ sub srcfile ($;$) {
        return (srcfile_stat(@_))[0];
 }
 
-sub add_underlay ($) {
+sub add_literal_underlay ($) {
        my $dir=shift;
 
-       if ($dir !~ /^\//) {
-               $dir="$config{underlaydirbase}/$dir";
-       }
-
        if (! grep { $_ eq $dir } @{$config{underlaydirs}}) {
                unshift @{$config{underlaydirs}}, $dir;
        }
+}
+
+sub add_underlay ($) {
+       my $dir = shift;
+
+       if ($dir !~ /^\//) {
+               $dir="$config{underlaydirbase}/$dir";
+       }
 
+       add_literal_underlay($dir);
+       # why does it return 1? we just don't know
        return 1;
 }
 
@@ -975,7 +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 ($;$) {
@@ -1010,19 +1125,30 @@ sub linkpage ($) {
 sub cgiurl (@) {
        my %params=@_;
 
-       my $cgiurl=$config{cgiurl};
+       my $cgiurl=$local_cgiurl;
+
        if (exists $params{cgiurl}) {
                $cgiurl=$params{cgiurl};
                delete $params{cgiurl};
        }
+
+       unless (%params) {
+               return $cgiurl;
+       }
+
        return $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;
 
-       return "$config{url}/" if ! defined $page;
+       return $local_url if ! defined $page;
        
        $page=htmlpage($page);
        $page=~s/[^\/]+$//;
@@ -1030,6 +1156,16 @@ sub baseurl (;$) {
        return $page;
 }
 
+sub urlabs ($$) {
+       my $url=shift;
+       my $urlbase=shift;
+
+       return $url unless defined $urlbase && length $urlbase;
+
+       eval q{use URI};
+       URI->new_abs($url, $urlbase)->as_string;
+}
+
 sub abs2rel ($$) {
        # Work around very innefficient behavior in File::Spec if abs2rel
        # is passed two relative paths. It's much faster if paths are
@@ -1065,9 +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 ($) {
@@ -1096,13 +1242,13 @@ sub beautify_urlpath ($) {
        return $url;
 }
 
-sub urlto ($$;$) {
+sub urlto ($;$$) {
        my $to=shift;
        my $from=shift;
        my $absolute=shift;
        
        if (! length $to) {
-               return beautify_urlpath(baseurl($from)."index.$config{htmlext}");
+               $to = 'index';
        }
 
        if (! $destsources{$to}) {
@@ -1113,6 +1259,12 @@ sub urlto ($$;$) {
                return $config{url}.beautify_urlpath("/".$to);
        }
 
+       if (! defined $from) {
+               my $u = $local_url || '';
+               $u =~ s{/$}{};
+               return $u.beautify_urlpath("/".$to);
+       }
+
        my $link = abs2rel($to, dirname(htmlpage($from)));
 
        return beautify_urlpath($link);
@@ -1164,7 +1316,7 @@ sub htmllink ($$$;@) {
                                $cgilink = "<a href=\"".
                                        cgiurl(
                                                do => "create",
-                                               page => lc($link),
+                                               page => $link,
                                                from => $lpage
                                        )."\" rel=\"nofollow\">?</a>";
                        }
@@ -1313,16 +1465,21 @@ sub preprocess ($$$;$$) {
                        # consider it significant.
                        my @params;
                        while ($params =~ m{
-                               (?:([-\w]+)=)?          # 1: named parameter key?
+                               (?:([-.\w]+)=)?         # 1: named parameter key?
                                (?:
                                        """(.*?)"""     # 2: triple-quoted value
                                |
                                        "([^"]*?)"      # 3: single-quoted value
                                |
-                                       (\S+)           # 4: unquoted value
+                                       '''(.*?)'''     # 4: triple-single-quote
+                               |
+                                       <<([a-zA-Z]+)\n # 5: heredoc start
+                                       (.*?)\n\5       # 6: heredoc value
+                               |
+                                       (\S+)           # 7: unquoted value
                                )
                                (?:\s+|$)               # delimiter to next param
-                       }sgx) {
+                       }msgx) {
                                my $key=$1;
                                my $val;
                                if (defined $2) {
@@ -1337,6 +1494,12 @@ sub preprocess ($$$;$$) {
                                elsif (defined $4) {
                                        $val=$4;
                                }
+                               elsif (defined $7) {
+                                       $val=$7;
+                               }
+                               elsif (defined $6) {
+                                       $val=$6;
+                               }
 
                                if (defined $key) {
                                        push @params, $key, $val;
@@ -1345,7 +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\">".
@@ -1399,12 +1562,17 @@ 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
                                                |
+                                               '''.*?'''       # triple-single-quote
+                                               |
+                                               <<([a-zA-Z]+)\n # 5: heredoc start
+                                               (?:.*?)\n\5     # heredoc value
+                                               |
                                                [^"\s\]]+       # unquoted value
                                        )
                                        \s*                     # whitespace or end
@@ -1422,12 +1590,17 @@ sub preprocess ($$$;$$) {
                        \s+
                        (               # 4: the parameters..
                                (?:
-                                       (?:[-\w]+=)?            # named parameter key?
+                                       (?:[-.\w]+=)?           # named parameter key?
                                        (?:
                                                """.*?"""       # triple-quoted value
                                                |
                                                "[^"]*?"        # single-quoted value
                                                |
+                                               '''.*?'''       # triple-single-quote
+                                               |
+                                               <<([a-zA-Z]+)\n # 5: heredoc start
+                                               (?:.*?)\n\5     # heredoc value
+                                               |
                                                [^"\s\]]+       # unquoted value
                                        )
                                        \s*                     # whitespace or end
@@ -1633,7 +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=();
@@ -1673,10 +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}) {
@@ -1726,6 +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);
 }
 
@@ -1747,6 +1929,7 @@ sub saveindex () {
                my $src=$pagesources{$page};
 
                $index{page}{$src}={
+                       page => $page,
                        ctime => $pagectime{$page},
                        mtime => $pagemtime{$page},
                        dest => $renderedfiles{$page},
@@ -1766,11 +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};
                }
        }
 
@@ -1782,6 +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;
@@ -1847,6 +2029,7 @@ sub template_depends ($$;@) {
                },
                loop_context_vars => 1,
                die_on_bad_params => 0,
+               parent_global_vars => 1,
                filename => $filename,
                @_,
                ($untrusted ? (no_includes => 1) : ()),
@@ -1861,39 +2044,6 @@ sub template ($;@) {
        template_depends(shift, undef, @_);
 }
 
-sub misctemplate ($$;@) {
-       my $title=shift;
-       my $content=shift;
-       my %params=@_;
-       
-       my $template=template("page.tmpl");
-
-       my $page="";
-       if (exists $params{page}) {
-               $page=delete $params{page};
-       }
-       run_hooks(pagetemplate => sub {
-               shift->(
-                       page => $page,
-                       destpage => $page,
-                       template => $template,
-               );
-       });
-       templateactions($template, "");
-
-       $template->param(
-               dynamic => 1,
-               title => $title,
-               wikiname => $config{wikiname},
-               content => $content,
-               baseurl => baseurl(),
-               html5 => $config{html5},
-               %params,
-       );
-       
-       return $template->output;
-}
-
 sub templateactions ($$) {
        my $template=shift;
        my $page=shift;
@@ -1988,7 +2138,7 @@ sub rcs_recentchanges ($) {
        $hooks{rcs}{rcs_recentchanges}{call}->(@_);
 }
 
-sub rcs_diff ($) {
+sub rcs_diff ($;$) {
        $hooks{rcs}{rcs_diff}{call}->(@_);
 }
 
@@ -2165,6 +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 $reverse = shift;
@@ -2388,7 +2546,7 @@ sub glob2re ($) {
        my $re=quotemeta(shift);
        $re=~s/\\\*/.*/g;
        $re=~s/\\\?/./g;
-       return $re;
+       return qr/^$re$/i;
 }
 
 package IkiWiki::FailReason;
@@ -2482,6 +2640,8 @@ sub derel ($$) {
        return $path;
 }
 
+my %glob_cache;
+
 sub match_glob ($$;@) {
        my $page=shift;
        my $glob=shift;
@@ -2489,8 +2649,13 @@ sub match_glob ($$;@) {
        
        $glob=derel($glob, $params{location});
 
-       my $regexp=IkiWiki::glob2re($glob);
-       if ($page=~/^$regexp$/i) {
+       # Instead of converting the glob to a regex every time,
+       # cache the compiled regex to save time.
+       my $re=$glob_cache{$glob};
+       unless (defined $re) {
+               $glob_cache{$glob} = $re = IkiWiki::glob2re($glob);
+       }
+       if ($page =~ $re) {
                if (! IkiWiki::isinternal($page) || $params{internal}) {
                        return IkiWiki::SuccessReason->new("$glob matches $page");
                }
@@ -2562,8 +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;
 }
 
@@ -2654,13 +2825,13 @@ sub match_user ($$;@) {
        my $user=shift;
        my %params=@_;
        
-       my $regexp=IkiWiki::glob2re($user);
-       
        if (! exists $params{user}) {
                return IkiWiki::ErrorReason->new("no user specified");
        }
 
-       if (defined $params{user} && $params{user}=~/^$regexp$/i) {
+       my $regexp=IkiWiki::glob2re($user);
+       
+       if (defined $params{user} && $params{user}=~$regexp) {
                return IkiWiki::SuccessReason->new("user is $user");
        }
        elsif (! defined $params{user}) {
@@ -2699,8 +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 $ip");
        }
        else {
@@ -2723,6 +2896,7 @@ sub cmp_title {
        IkiWiki::pagetitle(IkiWiki::basename($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} }