X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/ce7596dad9c841fee92a84579be0261d3ef26407..7f087e18aef78ea8d1b115bed669cfd108237b47:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index e8df1fe11..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 ($$) { #{{{
 	my $q=shift;
@@ -156,26 +174,18 @@ sub cgi_signin ($$) { #{{{
 	$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,
 		        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 ($$) { #{{{
@@ -228,6 +238,8 @@ sub cgi_prefs ($$) { #{{{
 	);
 	my $buttons=["Save Preferences", "Logout", "Cancel"];
 
+	decode_form_utf8($form);
+
 	run_hooks(formbuilder_setup => sub {
 		shift->(form => $form, cgi => $q, session => $session,
 		        buttons => $buttons);
@@ -257,8 +269,6 @@ sub cgi_prefs ($$) { #{{{
 		}
 	}
 	
-	decode_form_utf8($form);
-	
 	if ($form->submitted eq 'Logout') {
 		$session->delete();
 		redirect($q, $config{url});
@@ -284,16 +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 ($$) { #{{{
@@ -323,18 +324,19 @@ sub cgi_editpage ($$) { #{{{
 		wikiname => $config{wikiname},
 	);
 	
+	decode_form_utf8($form);
+	
 	run_hooks(formbuilder_setup => sub {
 		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");
 	}
 	
@@ -400,19 +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, $content), 0, 1))));
 	}
 	elsif ($form->submitted eq "Save Page") {
 		$form->tmpl_param("page_preview", "");
 	}
 	$form->tmpl_param("page_conflict", "");
 	
-	if ($form->submitted ne "Save Page" || 
-	    ! $form->validate) {
+	if ($form->submitted ne "Save Page" || ! $form->validate) {
 		if ($form->field("do") eq "create") {
 			my @page_locs;
 			my $best_loc;
@@ -495,8 +505,7 @@ 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
@@ -504,16 +513,15 @@ sub cgi_editpage ($$) { #{{{
 
 		my $exists=-e "$config{srcdir}/$file";
 
-		if ($form->field("do") ne "create" &&
-		    ! $exists && ! -e "$config{underlaydir}/$file") {
+		if ($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, $q);
 			return;
 		}
 		elsif ($form->field("do") eq "create" && $exists) {
@@ -527,13 +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;
 
@@ -550,8 +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;
 		}
 		
@@ -595,8 +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 {