Changelog

[git.ikiwiki.info.git] / IkiWiki / CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 8734cdd494ece0d4f1a2229d0bed37542519495e..a6c0c271258b2f9dca1692c89ae3ce6b5d20631e 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -12,16 +12,17 @@ use Encode;
 sub printheader ($) {
        my $session=shift;
        
 sub printheader ($) {
        my $session=shift;
        

-       if ($config{sslcookie}) {
+       if (($ENV{HTTPS} && lc $ENV{HTTPS} ne "off") || $config{sslcookie}) {

                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1, -secure => 1));
                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1, -secure => 1));

-       } else {
+       }
+       else {

                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1));
        }
 }
 
                print $session->header(-charset => 'utf-8',
                        -cookie => $session->cookie(-httponly => 1));
        }
 }
 

-sub showform ($$$$;@) {
+sub prepform {

        my $form=shift;
        my $buttons=shift;
        my $session=shift;
        my $form=shift;
        my $buttons=shift;
        my $session=shift;


@@ -34,13 +35,79 @@ sub showform ($$$$;@) {
                });
        }
 
                });
        }
 

+       return $form;
+}
+
+sub showform ($$$$;@) {
+       my $form=prepform(@_);
+       shift;
+       my $buttons=shift;
+       my $session=shift;
+       my $cgi=shift;
+

        printheader($session);
        printheader($session);

-       print misctemplate($form->title, $form->render(submit => $buttons), @_);
+       print cgitemplate($cgi, $form->title,
+               $form->render(submit => $buttons), @_);
+}
+
+sub cgitemplate ($$$;@) {
+       my $cgi=shift;
+       my $title=shift;
+       my $content=shift;
+       my %params=@_;
+       
+       my $template=template("page.tmpl");
+
+       my $topurl = $config{url};
+       if (defined $cgi && ! $config{w3mmode} && ! $config{reverse_proxy}) {
+               $topurl = $cgi->url;
+       }
+
+       my $page="";
+       if (exists $params{page}) {
+               $page=delete $params{page};
+               $params{forcebaseurl}=urlto($page);
+               if (! $config{html5}) {
+                       $params{forcebaseurl}=urlabs($params{forcebaseurl}, $topurl);
+               }
+       }
+       run_hooks(pagetemplate => sub {
+               shift->(
+                       page => $page,
+                       destpage => $page,
+                       template => $template,
+               );
+       });
+       templateactions($template, "");
+
+       my $baseurl = baseurl();
+       if (! $config{html5}) {
+               $baseurl = urlabs($baseurl, $topurl),
+       }
+
+       $template->param(
+               dynamic => 1,
+               title => $title,
+               wikiname => $config{wikiname},
+               content => $content,
+               baseurl => $baseurl,
+               html5 => $config{html5},
+               %params,
+       );
+       
+       return $template->output;

 }
 
 sub redirect ($$) {
        my $q=shift;
 }
 
 sub redirect ($$) {
        my $q=shift;

-       my $url=shift;
+       eval q{use URI};
+
+       my $topurl;
+       if (defined $q && ! $config{w3mmode} && ! $config{reverse_proxy}) {
+               $topurl = $q->url;
+       }
+
+       my $url=URI->new(urlabs(shift, $topurl));

        if (! $config{w3mmode}) {
                print $q->redirect($url);
        }
        if (! $config{w3mmode}) {
                print $q->redirect($url);
        }


@@ -51,21 +118,35 @@ sub redirect ($$) {
 }
 
 sub decode_cgi_utf8 ($) {
 }
 
 sub decode_cgi_utf8 ($) {

-       # decode_form_utf8 method is needed for 5.10
+       # decode_form_utf8 method is needed for 5.01

        if ($] < 5.01) {
                my $cgi = shift;
                foreach my $f ($cgi->param) {
        if ($] < 5.01) {
                my $cgi = shift;
                foreach my $f ($cgi->param) {

-                       $cgi->param($f, map { decode_utf8 $_ } $cgi->param($f));
+                       $cgi->param($f, map { decode_utf8 $_ }
+                               @{$cgi->param_fetch($f)});

                }
        }
 }
 
                }
        }
 }
 

+sub safe_decode_utf8 ($) {
+    my $octets = shift;
+    # call decode_utf8 on >= 5.20 only if it's not already decoded,
+    # otherwise it balks, on < 5.20, always call it
+    if ($] < 5.02 || !Encode::is_utf8($octets)) {
+        return decode_utf8($octets);
+    }
+    else {
+        return $octets;
+    }
+}
+

 sub decode_form_utf8 ($) {
        if ($] >= 5.01) {
                my $form = shift;
                foreach my $f ($form->field) {
 sub decode_form_utf8 ($) {
        if ($] >= 5.01) {
                my $form = shift;
                foreach my $f ($form->field) {

+                       my @value=map { safe_decode_utf8($_) } $form->field($f);

                        $form->field(name  => $f,
                        $form->field(name  => $f,

-                                    value => decode_utf8($form->field($f)),
+                                    value => \@value,

                                     force => 1,
                        );
                }
                                     force => 1,
                        );
                }


@@ -80,16 +161,17 @@ sub needsignin ($$) {
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {
 
        if (! defined $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {

-               $session->param(postsignin => $ENV{QUERY_STRING});
+               $session->param(postsignin => $q->query_string);

                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;
        }
 }
 
                cgi_signin($q, $session);
                cgi_savesession($session);
                exit;
        }
 }
 

-sub cgi_signin ($$) {
+sub cgi_signin ($$;$) {

        my $q=shift;
        my $session=shift;
        my $q=shift;
        my $session=shift;

+       my $returnhtml=shift;

 
        decode_cgi_utf8($q);
        eval q{use CGI::FormBuilder};
 
        decode_cgi_utf8($q);
        eval q{use CGI::FormBuilder};


@@ -102,16 +184,13 @@ sub cgi_signin ($$) {
                required => 'NONE',
                javascript => 0,
                params => $q,
                required => 'NONE',
                javascript => 0,
                params => $q,

-               action => $config{cgiurl},
+               action => cgiurl(),

                header => 0,
                template => {type => 'div'},
                header => 0,
                template => {type => 'div'},

-               stylesheet => baseurl()."style.css",
+               stylesheet => 1,

        );
        my $buttons=["Login"];
        
        );
        my $buttons=["Login"];
        

-       if ($q->param("do") ne "signin" && !$form->submitted) {
-               $form->text(gettext("You need to log in first."));
-       }

        $form->field(name => "do", type => "hidden", value => "signin",
                force => 1);
        
        $form->field(name => "do", type => "hidden", value => "signin",
                force => 1);
        


@@ -126,6 +205,11 @@ sub cgi_signin ($$) {
                $form->validate;
        }
 
                $form->validate;
        }
 

+       if ($returnhtml) {
+               $form=prepform($form, $buttons, $session, $q);
+               return $form->render(submit => $buttons);
+       }
+

        showform($form, $buttons, $session, $q);
 }
 
        showform($form, $buttons, $session, $q);
 }
 


@@ -142,7 +226,12 @@ sub cgi_postsignin ($$) {
                exit;
        }
        else {
                exit;
        }
        else {

-               error(gettext("login failed, perhaps you need to turn on cookies?"));
+               if ($config{sslcookie} && ! $q->https()) {
+                       error(gettext("probable misconfiguration: sslcookie is set, but you are attempting to login via http, not https"));
+               }
+               else {
+                       error(gettext("login failed, perhaps you need to turn on cookies?"));
+               }

        }
 }
 
        }
 }
 


@@ -177,9 +266,9 @@ sub cgi_prefs ($$) {
                required => 'NONE',
                javascript => 0,
                params => $q,
                required => 'NONE',
                javascript => 0,
                params => $q,

-               action => $config{cgiurl},
+               action => cgiurl(),

                template => {type => 'div'},
                template => {type => 'div'},

-               stylesheet => baseurl()."style.css",
+               stylesheet => 1,

                fieldsets => [
                        [login => gettext("Login")],
                        [preferences => gettext("Preferences")],
                fieldsets => [
                        [login => gettext("Login")],
                        [preferences => gettext("Preferences")],


@@ -210,11 +299,11 @@ sub cgi_prefs ($$) {
        
        if ($form->submitted eq 'Logout') {
                $session->delete();
        
        if ($form->submitted eq 'Logout') {
                $session->delete();

-               redirect($q, $config{url});
+               redirect($q, baseurl(undef));

                return;
        }
        elsif ($form->submitted eq 'Cancel') {
                return;
        }
        elsif ($form->submitted eq 'Cancel') {

-               redirect($q, $config{url});
+               redirect($q, baseurl(undef));

                return;
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
                return;
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {


@@ -226,26 +315,57 @@ sub cgi_prefs ($$) {
                $form->text(gettext("Preferences saved."));
        }
        
                $form->text(gettext("Preferences saved."));
        }
        

-       showform($form, $buttons, $session, $q);
+       showform($form, $buttons, $session, $q,
+               prefsurl => "", # avoid showing the preferences link
+       );
+}
+
+sub cgi_custom_failure ($$$) {
+       my $q=shift;
+       my $httpstatus=shift;
+       my $message=shift;
+
+       print $q->header(
+               -status => $httpstatus,
+               -charset => 'utf-8',
+       );
+       print $message;
+
+       # Internet Explod^Hrer won't show custom 404 responses
+       # unless they're >= 512 bytes
+       print ' ' x 512;
+
+       exit;

 }
 
 sub check_banned ($$) {
        my $q=shift;
        my $session=shift;
 
 }
 
 sub check_banned ($$) {
        my $q=shift;
        my $session=shift;
 

+       my $banned=0;

        my $name=$session->param("name");
        my $name=$session->param("name");

-       if (defined $name) {
-               if (grep { $name eq $_ } @{$config{banned_users}}) {
-                       print $q->header(-status => "403 Forbidden");
-                       $session->delete();
-                       print gettext("You are banned.");
-                       # Internet Explorer won't show custom 404 responses
-                       # unless they're >= 512 bytes
-                       print " " x 512;
-                       cgi_savesession($session);
-                       exit;
+       if (defined $name && 
+           grep { $name eq $_ } @{$config{banned_users}}) {
+               $banned=1;
+       }
+
+       foreach my $b (@{$config{banned_users}}) {
+               if (pagespec_match("", $b,
+                       ip => $session->remote_addr(),
+                       name => defined $name ? $name : "",
+               )) {
+                       $banned=1;
+                       last;

                }
        }
                }
        }

+
+       if ($banned) {
+               $session->delete();
+               cgi_savesession($session);
+               cgi_custom_failure(
+                       $q, "403 Forbidden",
+                       gettext("You are banned."));
+       }

 }
 
 sub cgi_getsession ($) {
 }
 
 sub cgi_getsession ($) {


@@ -261,7 +381,8 @@ sub cgi_getsession ($) {
                        { FileName => "$config{wikistatedir}/sessions.db" })
        };
        if (! $session || $@) {
                        { FileName => "$config{wikistatedir}/sessions.db" })
        };
        if (! $session || $@) {

-               error($@." ".CGI::Session->errstr());
+               my $error = $@;
+               error($error." ".CGI::Session->errstr());

        }
        
        umask($oldmask);
        }
        
        umask($oldmask);


@@ -294,90 +415,6 @@ sub cgi_savesession ($) {
        umask($oldmask);
 }
 
        umask($oldmask);
 }
 

-# cgi_goto(CGI, [page])
-# Redirect to a specified page, or display "not found". If not specified,
-# the page param from the CGI object is used.
-sub cgi_goto ($;$) {
-       my $q = shift;
-       my $page = shift;
-
-       if (!defined $page) {
-               $page = decode_utf8($q->param("page"));
-
-               if (!defined $page) {
-                       error("missing page parameter");
-               }
-       }
-
-       loadindex();
-
-       # If the page is internal (like a comment), see if it has a
-       # permalink. Comments do.
-       if (isinternal($page) &&
-           defined $pagestate{$page}{meta}{permalink}) {
-               redirect($q, $pagestate{$page}{meta}{permalink});
-       }
-
-       my $link = bestlink("", $page);
-
-       if (! length $link) {
-               print $q->header(-status => "404 Not Found");
-               print misctemplate(gettext("missing page"),
-                       "<p>".
-                       sprintf(gettext("The page %s does not exist."),
-                               htmllink("", "", $page)).
-                       "</p>".
-                       # Internet Explorer won't show custom 404 responses
-                       # unless they're >= 512 bytes
-                       (" " x 512));
-       }
-       else {
-               redirect($q, urlto($link, undef, 1));
-       }
-
-       exit;
-}
-
-sub cgi_page_from_404 ($$$) {
-       my $path = shift;
-       my $baseurl = shift;
-       my $usedirs = shift;
-
-       # fail if missing from environment or whatever
-       return undef unless defined $path;
-       return undef unless defined $baseurl;
-
-       # with usedirs on, path is like /~fred/foo/bar/ or /~fred/foo/bar or
-       #    /~fred/foo/bar/index.html
-       # with usedirs off, path is like /~fred/foo/bar.html
-       # baseurl is like 'http://people.example.com/~fred'
-
-       # convert baseurl to ~fred
-       unless ($baseurl =~ s{^https?://[^/]+/?}{}) {
-               return undef;
-       }
-
-       # convert path to /~fred/foo/bar
-       if ($usedirs) {
-               $path =~ s/\/*(?:index\.$config{htmlext})?$//;
-       }
-       else {
-               $path =~ s/\.$config{htmlext}$//;
-       }
-
-       # remove /~fred/
-       unless ($path =~ s{^/*\Q$baseurl\E/*}{}) {
-               return undef;
-       }
-
-       # special case for the index
-       unless ($path) {
-               return 'index';
-       }
-
-       return $path;
-}
-

 sub cgi (;$$) {
        my $q=shift;
        my $session=shift;
 sub cgi (;$$) {
        my $q=shift;
        my $session=shift;


@@ -405,20 +442,6 @@ sub cgi (;$$) {
                }
        }
 
                }
        }
 

-       # goto is the preferred name for this; recentchanges_link and
-       # commenter are for compatibility with any saved URLs
-       if ($do eq 'goto' || $do eq 'recentchanges_link' ||
-           $do eq 'commenter') {
-               my $page = undef;
-
-               if ($ENV{REDIRECT_STATUS} eq '404') {
-                       $page = cgi_page_from_404($ENV{REDIRECT_URL},
-                               $config{url}, $config{usedirs});
-               }
-
-               cgi_goto($q, $page);
-       }
-

        # Need to lock the wiki before getting a session.
        lockwiki();
        loadindex();
        # Need to lock the wiki before getting a session.
        lockwiki();
        loadindex();


@@ -437,7 +460,7 @@ sub cgi (;$$) {
                        # userinfo db.
                        if (! userinfo_get($session->param("name"), "regdate")) {
                                userinfo_setall($session->param("name"), {
                        # userinfo db.
                        if (! userinfo_get($session->param("name"), "regdate")) {
                                userinfo_setall($session->param("name"), {

-                                       email => "",
+                                       email => defined $session->param("email") ? $session->param("email") : "",

                                        password => "",
                                        regdate => time,
                                }) || error("failed adding user");
                                        password => "",
                                        regdate => time,
                                }) || error("failed adding user");


@@ -468,8 +491,11 @@ sub cgi (;$$) {
 sub cgierror ($) {
        my $message=shift;
 
 sub cgierror ($) {
        my $message=shift;
 

+       eval q{use HTML::Entities};
+       $message = encode_entities($message);
+

        print "Content-type: text/html\n\n";
        print "Content-type: text/html\n\n";

-       print misctemplate(gettext("Error"),
+       print cgitemplate(undef, gettext("Error"),

                "<p class=\"error\">".gettext("Error").": $message</p>");
        die $@;
 }
                "<p class=\"error\">".gettext("Error").": $message</p>");
        die $@;
 }