X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/49524c429e8dec4e18a81dfcfbbc93cbd1da32c3..8c0d441fee35d6d5ba50d8cae65d9166aeecabfd:/IkiWiki/CGI.pm?ds=inline

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index b540a7b37..8e0339dc5 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -2,42 +2,89 @@
 
 use warnings;
 use strict;
+use IkiWiki;
+use IkiWiki::UserInfo;
+use open qw{:utf8 :std};
+use Encode;
 
 package IkiWiki;
 
+sub printheader ($) { #{{{
+	my $session=shift;
+	
+	if ($config{sslcookie}) {
+		print $session->header(-charset => 'utf-8',
+			-cookie => $session->cookie(-secure => 1));
+	} else {
+		print $session->header(-charset => 'utf-8');
+	}
+
+} #}}}
+
+sub redirect ($$) { #{{{
+	my $q=shift;
+	my $url=shift;
+	if (! $config{w3mmode}) {
+		print $q->redirect($url);
+	}
+	else {
+		print "Content-type: text/plain\n";
+		print "W3m-control: GOTO $url\n\n";
+	}
+} #}}}
+
 sub page_locked ($$;$) { #{{{
 	my $page=shift;
 	my $session=shift;
 	my $nonfatal=shift;
 	
 	my $user=$session->param("name");
-	return if length $user && is_admin($user);
+	return if defined $user && is_admin($user);
 
 	foreach my $admin (@{$config{adminuser}}) {
 		my $locked_pages=userinfo_get($admin, "locked_pages");
-		if (globlist_match($page, userinfo_get($admin, "locked_pages"))) {
+		if (pagespec_match($page, userinfo_get($admin, "locked_pages"))) {
 			return 1 if $nonfatal;
-			error(htmllink("", $page, 1)." is locked by ".
-			      htmllink("", $admin, 1)." and cannot be edited.");
+			error(htmllink("", "", $page, 1)." is locked by ".
+			      htmllink("", "", $admin, 1)." and cannot be edited.");
 		}
 	}
 
 	return 0;
 } #}}}
 
+sub decode_form_utf8 ($) { #{{{
+	my $form = shift;
+	foreach my $f ($form->field) {
+		next if Encode::is_utf8(scalar $form->field($f));
+		$form->field(name  => $f,
+			     value => decode_utf8($form->field($f)),
+			     force => 1,
+			    );
+	}
+} #}}}
+
 sub cgi_recentchanges ($) { #{{{
 	my $q=shift;
 	
-	my $template=HTML::Template->new(
-		filename => "$config{templatedir}/recentchanges.tmpl"
-	);
+	unlockwiki();
+
+	# Optimisation: building recentchanges means calculating lots of
+	# links. Memoizing htmllink speeds it up a lot (can't be memoized
+	# during page builds as the return values may change, but they
+	# won't here.)
+	eval q{use Memoize};
+	memoize("htmllink");
+
+	my $template=template("recentchanges.tmpl"); 
 	$template->param(
 		title => "RecentChanges",
 		indexlink => indexlink(),
 		wikiname => $config{wikiname},
 		changelog => [rcs_recentchanges(100)],
+		baseurl => baseurl(),
 	);
-	print $q->header, $template->output;
+	print $q->header(-charset => 'utf-8'), $template->output;
 } #}}}
 
 sub cgi_signin ($$) { #{{{
@@ -47,8 +94,9 @@ sub cgi_signin ($$) { #{{{
 	eval q{use CGI::FormBuilder};
 	my $form = CGI::FormBuilder->new(
 		title => "signin",
-		fields => [qw(do page from name password confirm_password email)],
+		fields => [qw(do title page subpage from name password confirm_password email)],
 		header => 1,
+		charset => "utf-8",
 		method => 'POST',
 		validate => {
 			confirm_password => {
@@ -59,20 +107,25 @@ sub cgi_signin ($$) { #{{{
 		required => 'NONE',
 		javascript => 0,
 		params => $q,
-		action => $q->request_uri,
+		action => $config{cgiurl},
 		header => 0,
 		template => (-e "$config{templatedir}/signin.tmpl" ?
-		              "$config{templatedir}/signin.tmpl" : "")
+			     {template_params("signin.tmpl")} : ""),
+		stylesheet => baseurl()."style.css",
 	);
+		
+	decode_form_utf8($form);
 	
 	$form->field(name => "name", required => 0);
 	$form->field(name => "do", type => "hidden");
 	$form->field(name => "page", type => "hidden");
+	$form->field(name => "title", type => "hidden");
 	$form->field(name => "from", type => "hidden");
+	$form->field(name => "subpage", type => "hidden");
 	$form->field(name => "password", type => "password", required => 0);
 	$form->field(name => "confirm_password", type => "password", required => 0);
 	$form->field(name => "email", required => 0);
-	if ($q->param("do") ne "signin") {
+	if ($q->param("do") ne "signin" && !$form->submitted) {
 		$form->text("You need to log in first.");
 	}
 	
@@ -110,6 +163,7 @@ sub cgi_signin ($$) { #{{{
 				validate => sub {
 					my $name=shift;
 					length $name &&
+					$name=~/$config{wiki_file_regexp}/ &&
 					! userinfo_get($name, "regdate");
 				},
 			);
@@ -140,13 +194,16 @@ sub cgi_signin ($$) { #{{{
 			$session->param("name", $form->field("name"));
 			if (defined $form->field("do") && 
 			    $form->field("do") ne 'signin') {
-				print $q->redirect(
-					"$config{cgiurl}?do=".$form->field("do").
-					"&page=".$form->field("page").
-					"&from=".$form->field("from"));;
+				redirect($q, cgiurl(
+					do => $form->field("do"),
+					page => $form->field("page"),
+					title => $form->field("title"),
+					subpage => $form->field("subpage"),
+					from => $form->field("from"),
+				));
 			}
 			else {
-				print $q->redirect($config{url});
+				redirect($q, $config{url});
 			}
 		}
 		elsif ($form->submitted eq 'Register') {
@@ -159,7 +216,7 @@ sub cgi_signin ($$) { #{{{
 				$form->field(name => "confirm_password", type => "hidden");
 				$form->field(name => "email", type => "hidden");
 				$form->text("Registration successful. Now you can Login.");
-				print $session->header();
+				printheader($session);
 				print misctemplate($form->title, $form->render(submit => ["Login"]));
 			}
 			else {
@@ -168,9 +225,7 @@ sub cgi_signin ($$) { #{{{
 		}
 		elsif ($form->submitted eq 'Mail Password') {
 			my $user_name=$form->field("name");
-			my $template=HTML::Template->new(
-				filename => "$config{templatedir}/passwordmail.tmpl"
-			);
+			my $template=template("passwordmail.tmpl");
 			$template->param(
 				user_name => $user_name,
 				user_password => userinfo_get($user_name, "password"),
@@ -180,22 +235,21 @@ sub cgi_signin ($$) { #{{{
 			);
 			
 			eval q{use Mail::Sendmail};
-			my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!;
 			sendmail(
 				To => userinfo_get($user_name, "email"),
-				From => "$config{wikiname} admin <".(getpwuid($>))[0]."@".$fromhost.">",
+				From => "$config{wikiname} admin <$config{adminemail}>",
 				Subject => "$config{wikiname} information",
 				Message => $template->output,
 			) or error("Failed to send mail");
 			
 			$form->text("Your password has been emailed to you.");
 			$form->field(name => "name", required => 0);
-			print $session->header();
+			printheader($session);
 			print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
 		}
 	}
 	else {
-		print $session->header();
+		printheader($session);
 		print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"]));
 	}
 } #}}}
@@ -207,8 +261,10 @@ sub cgi_prefs ($$) { #{{{
 	eval q{use CGI::FormBuilder};
 	my $form = CGI::FormBuilder->new(
 		title => "preferences",
-		fields => [qw(do name password confirm_password email locked_pages)],
+		fields => [qw(do name password confirm_password email 
+		              subscriptions locked_pages)],
 		header => 0,
+		charset => "utf-8",
 		method => 'POST',
 		validate => {
 			confirm_password => {
@@ -219,9 +275,10 @@ sub cgi_prefs ($$) { #{{{
 		required => 'NONE',
 		javascript => 0,
 		params => $q,
-		action => $q->request_uri,
+		action => $config{cgiurl},
 		template => (-e "$config{templatedir}/prefs.tmpl" ?
-		              "$config{templatedir}/prefs.tmpl" : "")
+			     {template_params("prefs.tmpl")} : ""),
+		stylesheet => baseurl()."style.css",
 	);
 	my @buttons=("Save Preferences", "Logout", "Cancel");
 	
@@ -231,8 +288,10 @@ sub cgi_prefs ($$) { #{{{
 		value => $user_name, force => 1);
 	$form->field(name => "password", type => "password");
 	$form->field(name => "confirm_password", type => "password");
+	$form->field(name => "subscriptions", size => 50,
+		comment => "(".htmllink("", "", "PageSpec", 1).")");
 	$form->field(name => "locked_pages", size => 50,
-		comment => "(".htmllink("", "GlobList", 1).")");
+		comment => "(".htmllink("", "", "PageSpec", 1).")");
 	
 	if (! is_admin($user_name)) {
 		$form->field(name => "locked_pages", type => "hidden");
@@ -241,21 +300,25 @@ sub cgi_prefs ($$) { #{{{
 	if (! $form->submitted) {
 		$form->field(name => "email", force => 1,
 			value => userinfo_get($user_name, "email"));
+		$form->field(name => "subscriptions", force => 1,
+			value => userinfo_get($user_name, "subscriptions"));
 		$form->field(name => "locked_pages", force => 1,
 			value => userinfo_get($user_name, "locked_pages"));
 	}
 	
+	decode_form_utf8($form);
+	
 	if ($form->submitted eq 'Logout') {
 		$session->delete();
-		print $q->redirect($config{url});
+		redirect($q, $config{url});
 		return;
 	}
 	elsif ($form->submitted eq 'Cancel') {
-		print $q->redirect($config{url});
+		redirect($q, $config{url});
 		return;
 	}
 	elsif ($form->submitted eq "Save Preferences" && $form->validate) {
-		foreach my $field (qw(password email locked_pages)) {
+		foreach my $field (qw(password email subscriptions locked_pages)) {
 			if (length $form->field($field)) {
 				userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field");
 			}
@@ -263,7 +326,7 @@ sub cgi_prefs ($$) { #{{{
 		$form->text("Preferences saved.");
 	}
 	
-	print $session->header();
+	printheader($session);
 	print misctemplate($form->title, $form->render(submit => \@buttons));
 } #}}}
 
@@ -273,60 +336,99 @@ sub cgi_editpage ($$) { #{{{
 
 	eval q{use CGI::FormBuilder};
 	my $form = CGI::FormBuilder->new(
-		fields => [qw(do rcsinfo from page content comments)],
+		fields => [qw(do rcsinfo subpage from page type editcontent comments)],
 		header => 1,
+		charset => "utf-8",
 		method => 'POST',
 		validate => {
-			content => '/.+/',
+			editcontent => '/.+/',
 		},
-		required => [qw{content}],
+		required => [qw{editcontent}],
 		javascript => 0,
 		params => $q,
-		action => $q->request_uri,
+		action => $config{cgiurl},
 		table => 0,
-		template => "$config{templatedir}/editpage.tmpl"
+		template => {template_params("editpage.tmpl")},
 	);
 	my @buttons=("Save Page", "Preview", "Cancel");
 	
-	my ($page)=$form->param('page')=~/$config{wiki_file_regexp}/;
-	if (! defined $page || ! length $page || $page ne $q->param('page') ||
+	decode_form_utf8($form);
+	
+	# This untaint is safe because titlepage removes any problematic
+	# characters.
+	my ($page)=$form->field('page');
+	$page=titlepage(possibly_foolish_untaint($page));
+	if (! defined $page || ! length $page ||
 	    $page=~/$config{wiki_file_prune_regexp}/ || $page=~/^\//) {
 		error("bad page name");
 	}
-	$page=lc($page);
 	
-	my $file=$page.$config{default_pageext};
-	my $newfile=1;
-	if (exists $pagesources{lc($page)}) {
-		$file=$pagesources{lc($page)};
-		$newfile=0;
+	my $from;
+	if (defined $form->field('from')) {
+		($from)=$form->field('from')=~/$config{wiki_file_regexp}/;
+	}
+	
+	my $file;
+	my $type;
+	if (exists $pagesources{$page}) {
+		$file=$pagesources{$page};
+		$type=pagetype($file);
+	}
+	else {
+		$type=$form->param('type');
+		if (defined $type && length $type && $hooks{htmlize}{$type}) {
+			$type=possibly_foolish_untaint($type);
+		}
+		elsif (defined $from) {
+			# favor the type of linking page
+			$type=pagetype($pagesources{$from});
+		}
+		$type=$config{default_pageext} unless defined $type;
+		$file=$page.".".$type;
+	}
+
+	my $newfile=0;
+	if (! -e "$config{srcdir}/$file") {
+		$newfile=1;
 	}
 
 	$form->field(name => "do", type => 'hidden');
 	$form->field(name => "from", type => 'hidden');
 	$form->field(name => "rcsinfo", type => 'hidden');
-	$form->field(name => "page", value => "$page", force => 1);
+	$form->field(name => "subpage", type => 'hidden');
+	$form->field(name => "page", value => $page, force => 1);
+	$form->field(name => "type", value => $type, force => 1);
 	$form->field(name => "comments", type => "text", size => 80);
-	$form->field(name => "content", type => "textarea", rows => 20,
+	$form->field(name => "editcontent", type => "textarea", rows => 20,
 		cols => 80);
 	$form->tmpl_param("can_commit", $config{rcs});
 	$form->tmpl_param("indexlink", indexlink());
 	$form->tmpl_param("helponformattinglink",
-		htmllink("", "HelpOnFormatting", 1));
+		htmllink("", "", "HelpOnFormatting", 1));
+	$form->tmpl_param("baseurl", baseurl());
 	if (! $form->submitted) {
 		$form->field(name => "rcsinfo", value => rcs_prepedit($file),
 			force => 1);
 	}
 	
 	if ($form->submitted eq "Cancel") {
-		print $q->redirect("$config{url}/".htmlpage($page));
+		redirect($q, "$config{url}/".htmlpage($page));
 		return;
 	}
 	elsif ($form->submitted eq "Preview") {
 		require IkiWiki::Render;
+		my $content=$form->field('editcontent');
+		my $comments=$form->field('comments');
+		$form->field(name => "editcontent",
+				value => $content, force => 1);
+		$form->field(name => "comments",
+				value => $comments, force => 1);
+		$config{rss}=0; # avoid preview writing an rss feed!
 		$form->tmpl_param("page_preview",
-			htmlize($config{default_pageext},
-				linkify($form->field('content'), $page)));
+			htmlize($type,
+			linkify($page, "",
+			preprocess($page, $page,
+			filter($page, $content)))));
 	}
 	else {
 		$form->tmpl_param("page_preview", "");
@@ -336,26 +438,21 @@ sub cgi_editpage ($$) { #{{{
 	if (! $form->submitted || $form->submitted eq "Preview" || 
 	    ! $form->validate) {
 		if ($form->field("do") eq "create") {
-			if (exists $pagesources{lc($page)}) {
-				# hmm, someone else made the page in the
-				# meantime?
-				print $q->redirect("$config{url}/".htmlpage($page));
-				return;
-			}
-			
 			my @page_locs;
 			my $best_loc;
-			my ($from)=$form->param('from')=~/$config{wiki_file_regexp}/;
 			if (! defined $from || ! length $from ||
-			    $from ne $form->param('from') ||
-			    $from=~/$config{wiki_file_prune_regexp}/ || $from=~/^\//) {
+			    $from ne $form->field('from') ||
+			    $from=~/$config{wiki_file_prune_regexp}/ ||
+			    $from=~/^\// ||
+			    $form->submitted eq "Preview") {
 				@page_locs=$best_loc=$page;
 			}
 			else {
 				my $dir=$from."/";
-				$dir=~s![^/]+/$!!;
+				$dir=~s![^/]+/+$!!;
 				
-				if ($page eq 'discussion') {
+				if ((defined $form->field('subpage') && length $form->field('subpage')) ||
+				    $page eq 'discussion') {
 					$best_loc="$from/$page";
 				}
 				else {
@@ -365,36 +462,51 @@ sub cgi_editpage ($$) { #{{{
 				push @page_locs, $dir.$page;
 				push @page_locs, "$from/$page";
 				while (length $dir) {
-					$dir=~s![^/]+/$!!;
+					$dir=~s![^/]+/+$!!;
 					push @page_locs, $dir.$page;
 				}
-
-				@page_locs = grep {
-					! exists $pagesources{lc($_)} &&
-					! page_locked($_, $session, 1)
-				} @page_locs;
 			}
 
+			@page_locs = grep {
+				! exists $pagecase{lc $_} &&
+				! page_locked($_, $session, 1)
+			} @page_locs;
+			
+			if (! @page_locs) {
+				# hmm, someone else made the page in the
+				# meantime?
+				redirect($q, "$config{url}/".htmlpage($page));
+				return;
+			}
+			
+			my @page_types;
+			if (exists $hooks{htmlize}) {
+				@page_types=keys %{$hooks{htmlize}};
+			}
+			
 			$form->tmpl_param("page_select", 1);
 			$form->field(name => "page", type => 'select',
 				options => \@page_locs, value => $best_loc);
-			$form->title("creating $page");
+			$form->field(name => "type", type => 'select',
+				options => \@page_types);
+			$form->title("creating ".pagetitle($page));
 		}
 		elsif ($form->field("do") eq "edit") {
 			page_locked($page, $session);
-			if (! defined $form->field('content') || 
-			    ! length $form->field('content')) {
+			if (! defined $form->field('editcontent') || 
+			    ! length $form->field('editcontent')) {
 				my $content="";
-				if (exists $pagesources{lc($page)}) {
-					$content=readfile("$config{srcdir}/$pagesources{lc($page)}");
+				if (exists $pagesources{$page}) {
+					$content=readfile(srcfile($pagesources{$page}));
 					$content=~s/\n/\r\n/g;
 				}
-				$form->field(name => "content", value => $content,
+				$form->field(name => "editcontent", value => $content,
 					force => 1);
 			}
 			$form->tmpl_param("page_select", 0);
 			$form->field(name => "page", type => 'hidden');
-			$form->title("editing $page");
+			$form->field(name => "type", type => 'hidden');
+			$form->title("editing ".pagetitle($page));
 		}
 		
 		print $form->render(submit => \@buttons);
@@ -403,13 +515,15 @@ sub cgi_editpage ($$) { #{{{
 		# save page
 		page_locked($page, $session);
 		
-		my $content=$form->field('content');
+		my $content=$form->field('editcontent');
+
 		$content=~s/\r\n/\n/g;
 		$content=~s/\r/\n/g;
-		writefile("$config{srcdir}/$file", $content);
+		writefile($file, $config{srcdir}, $content);
 		
 		my $message="web commit ";
-		if (length $session->param("name")) {
+		if (defined $session->param("name") && 
+		    length $session->param("name")) {
 			$message.="by ".$session->param("name");
 		}
 		else {
@@ -435,10 +549,12 @@ sub cgi_editpage ($$) { #{{{
 				$form->field(name => "rcsinfo", value => rcs_prepedit($file),
 					force => 1);
 				$form->tmpl_param("page_conflict", 1);
-				$form->field("content", value => $conflict, force => 1);
+				$form->field("editcontent", value => $conflict, force => 1);
+				$form->field(name => "comments", value => $form->field('comments'), force => 1);
 				$form->field("do", "edit)");
 				$form->tmpl_param("page_select", 0);
 				$form->field(name => "page", type => 'hidden');
+				$form->field(name => "type", type => 'hidden');
 				$form->title("editing $page");
 				print $form->render(submit => \@buttons);
 				return;
@@ -452,7 +568,7 @@ sub cgi_editpage ($$) { #{{{
 		
 		# The trailing question mark tries to avoid broken
 		# caches and get the most recent version of the page.
-		print $q->redirect("$config{url}/".htmlpage($page)."?updated");
+		redirect($q, "$config{url}/".htmlpage($page)."?updated");
 	}
 } #}}}
 
@@ -462,9 +578,17 @@ sub cgi () { #{{{
 	
 	my $q=CGI->new;
 	
+	run_hooks(cgi => sub { shift->($q) });
+	
 	my $do=$q->param('do');
 	if (! defined $do || ! length $do) {
-		error("\"do\" parameter missing");
+		my $error = $q->cgi_error;
+		if ($error) {
+			error("Request not processed: $error");
+		}
+		else {
+			error("\"do\" parameter missing");
+		}
 	}
 	
 	# Things that do not need a session.
@@ -472,35 +596,21 @@ sub cgi () { #{{{
 		cgi_recentchanges($q);
 		return;
 	}
-	elsif ($do eq 'blog') {
-		# munge page name to be valid, no matter what freeform text
-		# is entered
-		my $page=$q->param('title');
-		$page=~y/ /_/;
-		$page=~s/([^-A-Za-z0-9_.:+])/"__".ord($1)."__"/eg;
-		# if the page already exist, munge it to be unique
-		my $from=$q->param('from');
-		my $add="";
-		while (exists $pagectime{"$from/$page$add"}) {
-			$add=1 unless length $add;
-			$add++;
-		}
-		$q->param('page', $page.$add);
-		$q->param('do', 'create');
-		# now it behaves same as create does
+	elsif ($do eq 'hyperestraier') {
+		cgi_hyperestraier();
 	}
 	
-	CGI::Session->name("ikiwiki_session");
-
+	CGI::Session->name("ikiwiki_session_$config{wikiname}");
+	
 	my $oldmask=umask(077);
-	my $session = CGI::Session->new("driver:db_file", $q,
+	my $session = CGI::Session->new("driver:DB_File", $q,
 		{ FileName => "$config{wikistatedir}/sessions.db" });
 	umask($oldmask);
 	
 	# Everything below this point needs the user to be signed in.
-	if ((! $config{anonok} && ! defined $session->param("name") ||
-	     ! defined $session->param("name") ||
-	     ! userinfo_get($session->param("name"), "regdate")) || $do eq 'signin') {
+	if (((! $config{anonok} || $do eq 'prefs') &&
+	     (! defined $session->param("name") ||
+	     ! userinfo_get($session->param("name"), "regdate"))) || $do eq 'signin') {
 		cgi_signin($q, $session);
 	
 		# Force session flush with safe umask.
@@ -517,6 +627,20 @@ sub cgi () { #{{{
 	elsif ($do eq 'prefs') {
 		cgi_prefs($q, $session);
 	}
+	elsif ($do eq 'blog') {
+		my $page=titlepage(decode_utf8($q->param('title')));
+		# if the page already exists, munge it to be unique
+		my $from=$q->param('from');
+		my $add="";
+		while (exists $pagecase{lc "$from/$page$add"}) {
+			$add=1 unless length $add;
+			$add++;
+		}
+		$q->param('page', $page.$add);
+		# now run same as create
+		$q->param('do', 'create');
+		cgi_editpage($q, $session);
+	}
 	else {
 		error("unknown do parameter");
 	}