X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/79947fda81e84cb2957749b20e1e0ac51158635f..5c56633e81711986129c7975e927612a6f9d1e84:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 2150ea95b..c785e31de 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -20,6 +20,24 @@ sub printheader ($) { #{{{
 	}
 
 } #}}}
+	
+sub showform ($$$$) { #{{{
+	my $form=shift;
+	my $buttons=shift;
+	my $session=shift;
+	my $cgi=shift;
+
+	if (exists $hooks{formbuilder}) {
+		run_hooks(formbuilder => sub {
+			shift->(form => $form, cgi => $cgi, session => $session,
+				buttons => $buttons);
+		});
+	}
+	else {
+		printheader($session);
+		print misctemplate($form->title, $form->render(submit => $buttons));
+	}
+}
 
 sub redirect ($$) { #{{{
 	my $q=shift;
@@ -138,7 +156,6 @@ sub cgi_signin ($$) { #{{{
 	my $form = CGI::FormBuilder->new(
 		title => "signin",
 		name => "signin",
-		header => 1,
 		charset => "utf-8",
 		method => 'POST',
 		required => 'NONE',
@@ -157,25 +174,18 @@ sub cgi_signin ($$) { #{{{
 	$form->field(name => "do", type => "hidden", value => "signin",
 		force => 1);
 	
+	decode_form_utf8($form);
+	
 	run_hooks(formbuilder_setup => sub {
-		shift->(form => $form, cgi => $q, session => $session);
+		shift->(form => $form, cgi => $q, session => $session,
+		        buttons => $buttons);
 	});
-	
-	decode_form_utf8($form);
 
-	if (exists $hooks{formbuilder}) {
-		run_hooks(formbuilder => sub {
-			shift->(form => $form, cgi => $q, session => $session,
-				buttons => $buttons);
-		});
-	}
-	else {
-		if ($form->submitted) {
-			$form->validate;
-		}
-		printheader($session);
-		print misctemplate($form->title, $form->render(submit => $buttons));
+	if ($form->submitted) {
+		$form->validate;
 	}
+
+	showform($form, $buttons, $session, $q);
 } #}}}
 
 sub cgi_postsignin ($$) { #{{{
@@ -228,8 +238,11 @@ sub cgi_prefs ($$) { #{{{
 	);
 	my $buttons=["Save Preferences", "Logout", "Cancel"];
 
+	decode_form_utf8($form);
+
 	run_hooks(formbuilder_setup => sub {
-		shift->(form => $form, cgi => $q, session => $session);
+		shift->(form => $form, cgi => $q, session => $session,
+		        buttons => $buttons);
 	});
 	
 	$form->field(name => "do", type => "hidden");
@@ -256,8 +269,6 @@ sub cgi_prefs ($$) { #{{{
 		}
 	}
 	
-	decode_form_utf8($form);
-	
 	if ($form->submitted eq 'Logout') {
 		$session->delete();
 		redirect($q, $config{url});
@@ -283,16 +294,7 @@ sub cgi_prefs ($$) { #{{{
 		$form->text(gettext("Preferences saved."));
 	}
 	
-	if (exists $hooks{formbuilder}) {
-		run_hooks(formbuilder => sub {
-			shift->(form => $form, cgi => $q, session => $session,
-				buttons => $buttons);
-		});
-	}
-	else {
-		printheader($session);
-		print misctemplate($form->title, $form->render(submit => $buttons));
-	}
+	showform($form, $buttons, $session, $q);
 } #}}}
 
 sub cgi_editpage ($$) { #{{{
@@ -305,8 +307,8 @@ sub cgi_editpage ($$) { #{{{
 	eval q{use CGI::FormBuilder};
 	error($@) if $@;
 	my $form = CGI::FormBuilder->new(
+		title => "editpage",
 		fields => \@fields,
-		header => 1,
 		charset => "utf-8",
 		method => 'POST',
 		validate => {
@@ -322,17 +324,19 @@ sub cgi_editpage ($$) { #{{{
 		wikiname => $config{wikiname},
 	);
 	
+	decode_form_utf8($form);
+	
 	run_hooks(formbuilder_setup => sub {
-		shift->(form => $form, cgi => $q, session => $session);
+		shift->(form => $form, cgi => $q, session => $session,
+			buttons => \@buttons);
 	});
 	
-	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 $page || file_pruned($page, $config{srcdir}) || $page=~/^\//) {
+	if (! defined $page || ! length $page ||
+	    file_pruned($page, $config{srcdir}) || $page=~/^\//) {
 		error("bad page name");
 	}
 	
@@ -398,19 +402,27 @@ sub cgi_editpage ($$) { #{{{
 		return;
 	}
 	elsif ($form->submitted eq "Preview") {
+		my $content=$form->field('editcontent');
+		run_hooks(editcontent => sub {
+			$content=shift->(
+				content => $content,
+				page => $page,
+				cgi => $q,
+				session => $session,
+			);
+		});
 		$form->tmpl_param("page_preview",
 			htmlize($page, $type,
 			linkify($page, "",
 			preprocess($page, $page,
-			filter($page, $page, $form->field('editcontent')), 0, 1))));
+			filter($page, $page, $content), 0, 1))));
 	}
-	else {
+	elsif ($form->submitted eq "Save Page") {
 		$form->tmpl_param("page_preview", "");
 	}
 	$form->tmpl_param("page_conflict", "");
 	
-	if (! $form->submitted || $form->submitted eq "Preview" || 
-	    ! $form->validate) {
+	if ($form->submitted ne "Save Page" || ! $form->validate) {
 		if ($form->field("do") eq "create") {
 			my @page_locs;
 			my $best_loc;
@@ -493,26 +505,26 @@ sub cgi_editpage ($$) { #{{{
 			$form->title(sprintf(gettext("editing %s"), pagetitle($page)));
 		}
 		
-		printheader($session);
-		print misctemplate($form->title, $form->render(submit => \@buttons));
+		showform($form, \@buttons, $session, $q);
 	}
 	else {
 		# save page
 		check_canedit($page, $q, $session);
-		if (! -e "$config{srcdir}/$file" &&
-		    $form->field("do") ne "create") {
+
+		my $exists=-e "$config{srcdir}/$file";
+
+		if ($form->field("do") ne "create" && ! $exists &&
+		    ! eval { srcfile($file) }) {
 			$form->tmpl_param("page_gone", 1);
 			$form->field(name => "do", value => "create", force => 1);
 			$form->tmpl_param("page_select", 0);
 			$form->field(name => "page", type => 'hidden');
 			$form->field(name => "type", type => 'hidden');
 			$form->title(sprintf(gettext("editing %s"), $page));
-			printheader($session);
-			print misctemplate($form->title, $form->render(submit => \@buttons));
+			showform($form, \@buttons, $session, $q);
 			return;
 		}
-		elsif (-e "$config{srcdir}/$file" &&
-		       $form->field("do") eq "create") {
+		elsif ($form->field("do") eq "create" && $exists) {
 			$form->tmpl_param("creation_conflict", 1);
 			$form->field(name => "do", value => "edit", force => 1);
 			$form->tmpl_param("page_select", 0);
@@ -523,13 +535,19 @@ sub cgi_editpage ($$) { #{{{
 				value => readfile("$config{srcdir}/$file").
 				         "\n\n\n".$form->field("editcontent"),
 				force => 1);
-			printheader($session);
-			print misctemplate($form->title, $form->render(submit => \@buttons));
+			showform($form, \@buttons, $session, $q);
 			return;
 		}
 		
 		my $content=$form->field('editcontent');
-
+		run_hooks(editcontent => sub {
+			$content=shift->(
+				content => $content,
+				page => $page,
+				cgi => $q,
+				session => $session,
+			);
+		});
 		$content=~s/\r\n/\n/g;
 		$content=~s/\r/\n/g;
 
@@ -546,8 +564,7 @@ sub cgi_editpage ($$) { #{{{
 			$form->field(name => "page", type => 'hidden');
 			$form->field(name => "type", type => 'hidden');
 			$form->title(sprintf(gettext("editing %s"), $page));
-			printheader($session);
-			print misctemplate($form->title, $form->render(submit => \@buttons));
+			showform($form, \@buttons, $session, $q);
 			return;
 		}
 		
@@ -559,7 +576,7 @@ sub cgi_editpage ($$) { #{{{
 				$message=$form->field('comments');
 			}
 			
-			if ($form->field("do") eq "create") {
+			if (! $exists) {
 				rcs_add($file);
 			}
 
@@ -591,8 +608,7 @@ sub cgi_editpage ($$) { #{{{
 			$form->field(name => "page", type => 'hidden');
 			$form->field(name => "type", type => 'hidden');
 			$form->title(sprintf(gettext("editing %s"), $page));
-			printheader($session);
-			print misctemplate($form->title, $form->render(submit => \@buttons));
+			showform($form, \@buttons, $session, $q);
 			return;
 		}
 		else {
@@ -688,7 +704,10 @@ sub cgi (;$$) { #{{{
 		print gettext("You are banned.");
 		cgi_savesession($session);
 	}
-	elsif ($do eq 'signin') {
+
+	run_hooks(sessioncgi => sub { shift->($q, $session) });
+
+	if ($do eq 'signin') {
 		cgi_signin($q, $session);
 		cgi_savesession($session);
 	}
@@ -701,21 +720,6 @@ sub cgi (;$$) { #{{{
 	elsif ($do eq 'create' || $do eq 'edit') {
 		cgi_editpage($q, $session);
 	}
-	elsif ($do eq 'blog') {
-		my $page=decode_utf8($q->param('title'));
-		$page=~s/\///g; # no slashes in blog posts
-		# if the page already exists, munge it to be unique
-		my $from=$q->param('from');
-		my $add="";
-		while (exists $pagecase{lc($from."/".titlepage($page).$add)}) {
-			$add=1 unless length $add;
-			$add++;
-		}
-		$q->param('page', $page.$add);
-		# now run same as create
-		$q->param('do', 'create');
-		cgi_editpage($q, $session);
-	}
 	elsif ($do eq 'postsignin') {
 		error(gettext("login failed, perhaps you need to turn on cookies?"));
 	}