7 sub linkify ($$) { #{{{
11 $content =~ s{(\\?)$config{wiki_link_regexp}}{
12 $2 ? ( $1 ? "[[$2|$3]]" : htmllink($page, titlepage($3), 0, 0, pagetitle($2)))
13 : ( $1 ? "[[$3]]" : htmllink($page, titlepage($3)))
19 sub htmlize ($$) { #{{{
23 if (! $INC{"/usr/bin/markdown"}) {
25 $blosxom::version="is a proper perl module too much to ask?";
27 do "/usr/bin/markdown";
30 if ($type eq '.mdwn') {
31 return Markdown::Markdown($content);
34 error("htmlization of $type not supported");
38 sub backlinks ($) { #{{{
42 foreach my $p (keys %links) {
43 next if bestlink($page, $p) eq $page;
44 if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) {
45 my $href=File::Spec->abs2rel(htmlpage($p), dirname($page));
47 # Trim common dir prefixes from both pages.
49 my $page_trimmed=$page;
51 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) &&
53 $p_trimmed=~s/^\Q$dir\E// &&
54 $page_trimmed=~s/^\Q$dir\E//;
56 push @links, { url => $href, page => $p_trimmed };
60 return sort { $a->{page} cmp $b->{page} } @links;
63 sub parentlinks ($) { #{{{
70 foreach my $dir (reverse split("/", $page)) {
73 unshift @ret, { url => "$path$dir.html", page => $dir };
79 unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} };
83 sub rsspage ($) { #{{{
89 sub postprocess { #{{{
90 # Takes content to postprocess followed by a list of postprocessor
91 # commands and subroutine references to run for the commands.
100 if (length $escape) {
101 "[[$command $params]]";
103 elsif (exists $commands{$command}) {
105 while ($params =~ /(\w+)=\"([^"]+)"(\s+|$)/g) {
108 $commands{$command}->($page, %params);
111 "[[bad directive $command]]";
115 $content =~ s{(\\?)$config{wiki_processor_regexp}}{$handle->($1, $2, $3)}eg;
119 sub blog_list ($$) { #{{{
124 foreach my $page (keys %pagesources) {
125 if (globlist_match($page, $globlist)) {
130 @list=sort { $pagectime{$b} <=> $pagectime{$a} } @list;
131 return @list if ! $maxitems || @list <= $maxitems;
132 return @list[0..$maxitems - 1];
135 sub get_inline_content ($$) { #{{{
136 my $parentpage=shift;
139 my $file=$pagesources{$page};
140 my $type=pagetype($file);
141 if ($type ne 'unknown') {
142 return htmlize($type, linkify(readfile("$config{srcdir}/$file"), $parentpage));
149 sub postprocess_html_inline { #{{{
150 my $parentpage=shift;
153 if (! exists $params{pages}) {
156 if (! exists $params{archive}) {
157 $params{archive}="no";
159 if (! exists $params{show} && $params{archive} eq "no") {
162 $inlinepages{$parentpage}=$params{pages};
166 if (exists $params{rootpage}) {
167 my $formtemplate=HTML::Template->new(blind_cache => 1,
168 filename => "$config{templatedir}/blogpost.tmpl");
169 $formtemplate->param(cgiurl => $config{cgiurl});
170 $formtemplate->param(rootpage => $params{rootpage});
171 my $form=$formtemplate->output;
175 my $template=HTML::Template->new(blind_cache => 1,
176 filename => (($params{archive} eq "no")
177 ? "$config{templatedir}/inlinepage.tmpl"
178 : "$config{templatedir}/inlinepagetitle.tmpl"));
180 foreach my $page (blog_list($params{pages}, $params{show})) {
181 next if $page eq $parentpage;
182 $template->param(pagelink => htmllink($parentpage, $page));
183 $template->param(content => get_inline_content($parentpage, $page))
184 if $params{archive} eq "no";
185 $template->param(ctime => scalar(gmtime($pagectime{$page})));
186 $ret.=$template->output;
189 return "</p>$ret<p>";
192 sub genpage ($$$) { #{{{
197 $content = postprocess($page, $content, inline => \&postprocess_html_inline);
199 my $title=pagetitle(basename($page));
201 my $template=HTML::Template->new(blind_cache => 1,
202 filename => "$config{templatedir}/page.tmpl");
204 if (length $config{cgiurl}) {
205 $template->param(editurl => cgiurl(do => "edit", page => $page));
206 $template->param(prefsurl => cgiurl(do => "prefs"));
208 $template->param(recentchangesurl => cgiurl(do => "recentchanges"));
212 if (length $config{historyurl}) {
213 my $u=$config{historyurl};
214 $u=~s/\[\[file\]\]/$pagesources{$page}/g;
215 $template->param(historyurl => $u);
218 if ($config{rss} && $inlinepages{$page}) {
219 $template->param(rssurl => rsspage(basename($page)));
224 wikiname => $config{wikiname},
225 parentlinks => [parentlinks($page)],
227 backlinks => [backlinks($page)],
228 discussionlink => htmllink($page, "Discussion", 1, 1),
229 mtime => scalar(gmtime($mtime)),
230 styleurl => styleurl($page),
233 return $template->output;
236 sub date_822 ($) { #{{{
240 return POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
243 sub absolute_urls ($$) { #{{{
244 # sucky sub because rss sucks
250 $content=~s/<a\s+href="(?!http:\/\/)([^"]+)"/<a href="$url$1"/ig;
251 $content=~s/<img\s+src="(?!http:\/\/)([^"]+)"/<img src="$url$1"/ig;
255 sub genrss ($$$) { #{{{
260 my $url="$config{url}/".htmlpage($page);
262 my $template=HTML::Template->new(blind_cache => 1,
263 filename => "$config{templatedir}/rsspage.tmpl");
268 my $parentpage=shift;
271 if (! exists $params{show}) {
274 if (! exists $params{pages}) {
279 foreach my $page (blog_list($params{pages}, $params{show})) {
280 next if $page eq $parentpage;
282 itemtitle => pagetitle(basename($page)),
283 itemurl => "$config{url}/$renderedfiles{$page}",
284 itempubdate => date_822($pagectime{$page}),
285 itemcontent => absolute_urls(get_inline_content($parentpage, $page), $url),
286 } if exists $renderedfiles{$page};
292 $content = postprocess($page, $content, inline => $gen_blog);
295 title => $config{wikiname},
300 return $template->output;
303 sub check_overwrite ($$) { #{{{
304 # Important security check. Make sure to call this before saving
305 # any files to the source directory.
309 if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) {
310 error("$dest already exists and was rendered from ".
311 join(" ",(grep { $renderedfiles{$_} eq $dest } keys
313 ", before, so not rendering from $src");
320 return (stat($file))[9];
323 sub findlinks ($$) { #{{{
328 while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) {
329 push @links, titlepage($2);
331 # Discussion links are a special case since they're not in the text
332 # of the page, but on its template.
333 return @links, "$page/discussion";
336 sub render ($) { #{{{
339 my $type=pagetype($file);
340 my $content=readfile("$config{srcdir}/$file");
341 if ($type ne 'unknown') {
342 my $page=pagename($file);
344 $links{$page}=[findlinks($content, $page)];
345 delete $inlinepages{$page};
347 $content=linkify($content, $page);
348 $content=htmlize($type, $content);
350 check_overwrite("$config{destdir}/".htmlpage($page), $page);
351 writefile("$config{destdir}/".htmlpage($page),
352 genpage($content, $page, mtime("$config{srcdir}/$file")));
353 $oldpagemtime{$page}=time;
354 $renderedfiles{$page}=htmlpage($page);
356 # TODO: should really add this to renderedfiles and call
357 # check_overwrite, as above, but currently renderedfiles
358 # only supports listing one file per page.
359 if ($config{rss} && exists $inlinepages{$page}) {
360 writefile("$config{destdir}/".rsspage($page),
361 genrss($content, $page, mtime("$config{srcdir}/$file")));
366 check_overwrite("$config{destdir}/$file", $file);
367 writefile("$config{destdir}/$file", $content);
368 $oldpagemtime{$file}=time;
369 $renderedfiles{$file}=$file;
377 my $dir=dirname($file);
378 while (rmdir($dir)) {
383 sub refresh () { #{{{
384 # find existing pages
387 eval q{use File::Find};
391 if (/$config{wiki_file_prune_regexp}/) {
393 $File::Find::prune=1;
396 elsif (! -d $_ && ! -l $_) {
397 my ($f)=/$config{wiki_file_regexp}/; # untaint
399 warn("skipping bad filename $_\n");
402 $f=~s/^\Q$config{srcdir}\E\/?//;
404 $exists{pagename($f)}=1;
412 # check for added or removed pages
414 foreach my $file (@files) {
415 my $page=pagename($file);
416 if (! $oldpagemtime{$page}) {
417 debug("new page $page") unless exists $pagectime{$page};
420 $pagesources{$page}=$file;
421 $pagectime{$page}=mtime("$config{srcdir}/$file")
422 unless exists $pagectime{$page};
426 foreach my $page (keys %oldpagemtime) {
427 if (! $exists{$page}) {
428 debug("removing old page $page");
429 push @del, $pagesources{$page};
430 prune($config{destdir}."/".$renderedfiles{$page});
431 delete $renderedfiles{$page};
432 $oldpagemtime{$page}=0;
433 delete $pagesources{$page};
437 # render any updated files
438 foreach my $file (@files) {
439 my $page=pagename($file);
441 if (! exists $oldpagemtime{$page} ||
442 mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) {
443 debug("rendering changed file $file");
449 # if any files were added or removed, check to see if each page
450 # needs an update due to linking to them or inlining them.
451 # TODO: inefficient; pages may get rendered above and again here;
452 # problem is the bestlink may have changed and we won't know until
455 FILE: foreach my $file (@files) {
456 my $page=pagename($file);
457 foreach my $f (@add, @del) {
459 foreach my $link (@{$links{$page}}) {
460 if (bestlink($page, $link) eq $p) {
461 debug("rendering $file, which links to $p");
471 # Handle backlinks; if a page has added/removed links, update the
472 # pages it links to. Also handle inlining here.
473 # TODO: inefficient; pages may get rendered above and again here;
474 # problem is the backlinks could be wrong in the first pass render
476 if (%rendered || @del) {
477 foreach my $f (@files) {
479 if (exists $inlinepages{$p}) {
480 foreach my $file (keys %rendered, @del) {
481 my $page=pagename($file);
482 if (globlist_match($page, $inlinepages{$p})) {
483 debug("rendering $f, which inlines $page");
492 foreach my $file (keys %rendered, @del) {
493 my $page=pagename($file);
495 if (exists $links{$page}) {
496 foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) {
498 ! exists $oldlinks{$page} ||
499 ! grep { $_ eq $link } @{$oldlinks{$page}}) {
500 $linkchanged{$link}=1;
504 if (exists $oldlinks{$page}) {
505 foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) {
507 ! exists $links{$page} ||
508 ! grep { $_ eq $link } @{$links{$page}}) {
509 $linkchanged{$link}=1;
514 foreach my $link (keys %linkchanged) {
515 my $linkfile=$pagesources{$link};
516 if (defined $linkfile) {
517 debug("rendering $linkfile, to update its backlinks");