]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki/Render.pm
add dumpsetup option; refactor
[git.ikiwiki.info.git] / IkiWiki / Render.pm
index 5684f80924f32fca82772a9b1295247c430f3883..90058199c128ebd68f7fa41c2e0f4d71c36e6d32 100644 (file)
@@ -47,23 +47,6 @@ sub backlinks ($) { #{{{
        return @links;
 } #}}}
 
-sub parentlinks ($) { #{{{
-       my $page=shift;
-       
-       my @ret;
-       my $pagelink="";
-       my $path="";
-       my $title=$config{wikiname};
-       
-       foreach my $dir (split("/", $page)) {
-               next if $dir eq 'index';
-               push @ret, { url => urlto($path, $page), page => $title };
-               $path.="/".$dir;
-               $title=pagetitle($dir);
-       }
-       return @ret;
-} #}}}
-
 sub genpage ($$) { #{{{
        my $page=shift;
        my $content=shift;
@@ -80,14 +63,11 @@ sub genpage ($$) { #{{{
        my $actions=0;
 
        if (length $config{cgiurl}) {
-               $template->param(editurl => cgiurl(do => "edit", page => pagetitle($page, 1)));
+               $template->param(editurl => cgiurl(do => "edit", page => $page));
                $template->param(prefsurl => cgiurl(do => "prefs"));
-               if ($config{rcs}) {
-                       $template->param(recentchangesurl => cgiurl(do => "recentchanges"));
-               }
                $actions++;
        }
-
+               
        if (length $config{historyurl}) {
                my $u=$config{historyurl};
                $u=~s/\[\[file\]\]/$pagesources{$page}/g;
@@ -124,11 +104,11 @@ sub genpage ($$) { #{{{
                        ? $config{wikiname} 
                        : pagetitle(basename($page)),
                wikiname => $config{wikiname},
-               parentlinks => [parentlinks($page)],
                content => $content,
                backlinks => $backlinks,
                more_backlinks => $more_backlinks,
                mtime => displaytime($pagemtime{$page}),
+               ctime => displaytime($pagectime{$page}),
                baseurl => baseurl($page),
        );
 
@@ -137,6 +117,10 @@ sub genpage ($$) { #{{{
        });
        
        $content=$template->output;
+       
+       run_hooks(postscan => sub {
+               shift->(page => $page, content => $content);
+       });
 
        run_hooks(format => sub {
                $content=shift->(
@@ -148,12 +132,6 @@ sub genpage ($$) { #{{{
        return $content;
 } #}}}
 
-sub mtime ($) { #{{{
-       my $file=shift;
-       
-       return (stat($file))[9];
-} #}}}
-
 sub scan ($) { #{{{
        my $file=shift;
 
@@ -164,21 +142,22 @@ sub scan ($) { #{{{
                my $page=pagename($file);
                will_render($page, htmlpage($page), 1);
 
-               # Always needs to be done, since filters might add links
-               # to the content.
-               $content=filter($page, $page, $content);
-
-               my @links;
-               while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
-                       push @links, linkpage($2);
-               }
                if ($config{discussion}) {
                        # Discussion links are a special case since they're
                        # not in the text of the page, but on its template.
-                       push @links, $page."/".gettext("discussion");
+                       $links{$page}=[ $page."/".gettext("discussion") ];
                }
-               $links{$page}=\@links;
-               
+               else {
+                       $links{$page}=[];
+               }
+
+               run_hooks(scan => sub {
+                       shift->(
+                               page => $page,
+                               content => $content,
+                       );
+               });
+
                # Preprocess in scan-only mode.
                preprocess($page, $page, $content, 1);
        }
@@ -187,18 +166,42 @@ sub scan ($) { #{{{
        }
 } #}}}
 
+sub fast_file_copy (@) { #{{{
+       my $srcfile=shift;
+       my $destfile=shift;
+       my $srcfd=shift;
+       my $destfd=shift;
+       my $cleanup=shift;
+
+       my $blksize = 16384;
+       my ($len, $buf, $written);
+       while ($len = sysread $srcfd, $buf, $blksize) {
+               if (! defined $len) {
+                       next if $! =~ /^Interrupted/;
+                       error("failed to read $srcfile: $!", $cleanup);
+               }
+               my $offset = 0;
+               while ($len) {
+                       defined($written = syswrite $destfd, $buf, $len, $offset)
+                               or error("failed to write $destfile: $!", $cleanup);
+                       $len -= $written;
+                       $offset += $written;
+               }
+       }
+}
+
 sub render ($) { #{{{
        my $file=shift;
        
        my $type=pagetype($file);
        my $srcfile=srcfile($file);
        if (defined $type) {
-               return if $type=~/^_/;
                my $page=pagename($file);
                delete $depends{$page};
                will_render($page, htmlpage($page), 1);
+               return if $type=~/^_/;
                
-               my $content=htmlize($page, $type,
+               my $content=htmlize($page, $page, $type,
                        linkify($page, $page,
                        preprocess($page, $page,
                        filter($page, $page,
@@ -206,33 +209,28 @@ sub render ($) { #{{{
                
                my $output=htmlpage($page);
                writefile($output, $config{destdir}, genpage($page, $content));
-               utime($pagemtime{$page}, $pagemtime{$page}, $config{destdir}."/".$output);
        }
        else {
-               my $srcfd=readfile($srcfile, 1, 1);
                delete $depends{$file};
                will_render($file, $file, 1);
-               writefile($file, $config{destdir}, undef, 1, sub {
-                       my $destfd=shift;
-                       my $cleanup=shift;
-
-                       my $blksize = 16384;
-                       my ($len, $buf, $written);
-                       while ($len = sysread $srcfd, $buf, $blksize) {
-                               if (! defined $len) {
-                                       next if $! =~ /^Interrupted/;
-                                       error("failed to read $srcfile: $!", $cleanup);
-                               }
-                               my $offset = 0;
-                               while ($len) {
-                                       defined($written = syswrite $destfd, $buf, $len, $offset)
-                                               or error("failed to write $file: $!", $cleanup);
-                                       $len -= $written;
-                                       $offset += $written;
+               
+               if ($config{hardlink}) {
+                       # only hardlink if owned by same user
+                       my @stat=stat($srcfile);
+                       if ($stat[4] == $>) {
+                               prep_writefile($file, $config{destdir});
+                               unlink($config{destdir}."/".$file);
+                               if (link($srcfile, $config{destdir}."/".$file)) {
+                                       return;
                                }
                        }
+                       # if hardlink fails, fall back to copying
+               }
+               
+               my $srcfd=readfile($srcfile, 1, 1);
+               writefile($file, $config{destdir}, undef, 1, sub {
+                       fast_file_copy($srcfile, $file, $srcfd, @_);
                });
-               utime($pagemtime{$file}, $pagemtime{$file}, $config{destdir}."/".$file);
        }
 } #}}}
 
@@ -247,16 +245,18 @@ sub prune ($) { #{{{
 } #}}}
 
 sub refresh () { #{{{
-       # security check, avoid following symlinks in the srcdir path
+       # security check, avoid following symlinks in the srcdir path by default
        my $test=$config{srcdir};
        while (length $test) {
-               if (-l $test) {
-                       error("symlink found in srcdir path ($test)");
+               if (-l $test && ! $config{allow_symlinks_before_srcdir}) {
+                       error("symlink found in srcdir path ($test) -- set allow_symlinks_before_srcdir to allow this");
                }
                unless ($test=~s/\/+$//) {
                        $test=dirname($test);
                }
        }
+       
+       run_hooks(refresh => sub { shift->() });
 
        # find existing pages
        my %exists;
@@ -270,7 +270,7 @@ sub refresh () { #{{{
                        if (file_pruned($_, $config{srcdir})) {
                                $File::Find::prune=1;
                        }
-                       elsif (! -d $_ && ! -l $_) {
+                       elsif (! -l $_ && ! -d _) {
                                my ($f)=/$config{wiki_file_regexp}/; # untaint
                                if (! defined $f) {
                                        warn(sprintf(gettext("skipping bad filename %s"), $_)."\n");
@@ -291,7 +291,7 @@ sub refresh () { #{{{
                                if (file_pruned($_, $dir)) {
                                        $File::Find::prune=1;
                                }
-                               elsif (! -d $_ && ! -l $_) {
+                               elsif (! -l $_ && ! -d _) {
                                        my ($f)=/$config{wiki_file_regexp}/; # untaint
                                        if (! defined $f) {
                                                warn(sprintf(gettext("skipping bad filename %s"), $_)."\n");
@@ -301,8 +301,8 @@ sub refresh () { #{{{
                                                # avoid underlaydir
                                                # override attacks; see
                                                # security.mdwn
-                                               if (! -e "$config{srcdir}/$f" && 
-                                                   ! -l "$config{srcdir}/$f") {
+                                               if (! -l "$config{srcdir}/$f" && 
+                                                   ! -e _) {
                                                        my $page=pagename($f);
                                                        if (! $exists{$page}) {
                                                                push @files, $f;
@@ -315,29 +315,46 @@ sub refresh () { #{{{
                }, $dir);
        };
 
-       my %rendered;
-
+       my (%rendered, @add, @del, @internal);
        # check for added or removed pages
-       my @add;
        foreach my $file (@files) {
                my $page=pagename($file);
+               if (exists $pagesources{$page} && $pagesources{$page} ne $file) {
+                       # the page has changed its type
+                       $forcerebuild{$page}=1;
+               }
                $pagesources{$page}=$file;
                if (! $pagemtime{$page}) {
-                       push @add, $file;
-                       $pagecase{lc $page}=$page;
-                       if ($config{getctime} && -e "$config{srcdir}/$file") {
-                               $pagectime{$page}=rcs_getctime("$config{srcdir}/$file");
+                       if (isinternal($page)) {
+                               push @internal, $file;
+                       }
+                       else {
+                               push @add, $file;
+                               if ($config{getctime} && -e "$config{srcdir}/$file") {
+                                       eval {
+                                               my $time=rcs_getctime("$config{srcdir}/$file");
+                                               $pagectime{$page}=$time;
+                                       };
+                                       if ($@) {
+                                               print STDERR $@;
+                                       }
+                               }
                        }
-                       elsif (! exists $pagectime{$page}) {
-                               $pagectime{$page}=mtime(srcfile($file));
+                       $pagecase{lc $page}=$page;
+                       if (! exists $pagectime{$page}) {
+                               $pagectime{$page}=(srcfile_stat($file))[10];
                        }
                }
        }
-       my @del;
        foreach my $page (keys %pagemtime) {
                if (! $exists{$page}) {
-                       debug(sprintf(gettext("removing old page %s"), $page));
-                       push @del, $pagesources{$page};
+                       if (isinternal($page)) {
+                               push @internal, $pagesources{$page};
+                       }
+                       else {
+                               debug(sprintf(gettext("removing old page %s"), $page));
+                               push @del, $pagesources{$page};
+                       }
                        $links{$page}=[];
                        $renderedfiles{$page}=[];
                        $pagemtime{$page}=0;
@@ -356,13 +373,19 @@ sub refresh () { #{{{
        my @needsbuild;
        foreach my $file (@files) {
                my $page=pagename($file);
-               
-               my $mtime=mtime(srcfile($file));
+               my ($srcfile, @stat)=srcfile_stat($file);
                if (! exists $pagemtime{$page} ||
-                   $mtime > $pagemtime{$page} ||
+                   $stat[9] > $pagemtime{$page} ||
                    $forcerebuild{$page}) {
-                       $pagemtime{$page}=$mtime;
-                       push @needsbuild, $file;
+                       $pagemtime{$page}=$stat[9];
+                       if (isinternal($page)) {
+                               push @internal, $file;
+                               # Preprocess internal page in scan-only mode.
+                               preprocess($page, $page, readfile($srcfile), 1);
+                       }
+                       else {
+                               push @needsbuild, $file;
+                       }
                }
        }
        run_hooks(needsbuild => sub { shift->(\@needsbuild) });
@@ -378,6 +401,15 @@ sub refresh () { #{{{
                render($file);
                $rendered{$file}=1;
        }
+       foreach my $file (@internal) {
+               # internal pages are not rendered
+               my $page=pagename($file);
+               delete $depends{$page};
+               foreach my $old (@{$renderedfiles{$page}}) {
+                       delete $destsources{$old};
+               }
+               $renderedfiles{$page}=[];
+       }
        
        # rebuild pages that link to added or removed pages
        if (@add || @del) {
@@ -393,13 +425,17 @@ sub refresh () { #{{{
                }
        }
 
-       if (%rendered || @del) {
+       if (%rendered || @del || @internal) {
+               my @changed=(keys %rendered, @del);
+
                # rebuild dependant pages
                foreach my $f (@files) {
                        next if $rendered{$f};
                        my $p=pagename($f);
                        if (exists $depends{$p}) {
-                               foreach my $file (keys %rendered, @del) {
+                               # only consider internal files
+                               # if the page explicitly depends on such files
+                               foreach my $file (@changed, $depends{$p}=~/internal\(/ ? @internal : ()) {
                                        next if $f eq $file;
                                        my $page=pagename($file);
                                        if (pagespec_match($page, $depends{$p}, location => $p)) {
@@ -415,7 +451,7 @@ sub refresh () { #{{{
                # handle backlinks; if a page has added/removed links,
                # update the pages it links to
                my %linkchanged;
-               foreach my $file (keys %rendered, @del) {
+               foreach my $file (@changed) {
                        my $page=pagename($file);
                        
                        if (exists $links{$page}) {
@@ -437,6 +473,7 @@ sub refresh () { #{{{
                                }
                        }
                }
+
                foreach my $link (keys %linkchanged) {
                        my $linkfile=$pagesources{$link};
                        if (defined $linkfile) {
@@ -468,8 +505,6 @@ sub refresh () { #{{{
 } #}}}
 
 sub commandline_render () { #{{{
-       loadplugins();
-       checkconfig();
        lockwiki();
        loadindex();
        unlockwiki();
@@ -486,8 +521,8 @@ sub commandline_render () { #{{{
        $content=filter($page, $page, $content);
        $content=preprocess($page, $page, $content);
        $content=linkify($page, $page, $content);
-       $content=htmlize($page, $type, $content);
-       $pagemtime{$page}=mtime($srcfile);
+       $content=htmlize($page, $page, $type, $content);
+       $pagemtime{$page}=(stat($srcfile))[9];
 
        print genpage($page, $content);
        exit 0;