diff options
| -rw-r--r-- | IkiWiki/CGI.pm | 509 | ||||
| -rw-r--r-- | IkiWiki/RCS/SVN.pm | 169 | ||||
| -rw-r--r-- | IkiWiki/RCS/Stub.pm | 26 | ||||
| -rw-r--r-- | IkiWiki/Render.pm | 316 | ||||
| -rw-r--r-- | IkiWiki/Setup.pm | 22 | ||||
| -rw-r--r-- | IkiWiki/Setup/Standard.pm | 37 | ||||
| -rw-r--r-- | IkiWiki/Wrapper.pm | 96 | ||||
| -rwxr-xr-x | Makefile.PL | 5 | ||||
| -rw-r--r-- | doc/todo.mdwn | 7 | ||||
| -rwxr-xr-x | ikiwiki | 1101 |
10 files changed, 1195 insertions, 1093 deletions
diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm new file mode 100644 index 000000000..3ac984d30 --- /dev/null +++ b/IkiWiki/CGI.pm @@ -0,0 +1,509 @@ +#!/usr/bin/perl + +use warnings; +use strict; + +package IkiWiki; + +sub page_locked ($$;$) { #{{{ + my $page=shift; + my $session=shift; + my $nonfatal=shift; + + my $user=$session->param("name"); + return if length $user && is_admin($user); + + foreach my $admin (@{$config{adminuser}}) { + my $locked_pages=userinfo_get($admin, "locked_pages"); + if (globlist_match($page, userinfo_get($admin, "locked_pages"))) { + return 1 if $nonfatal; + error(htmllink("", $page, 1)." is locked by ". + htmllink("", $admin, 1)." and cannot be edited."); + } + } + + return 0; +} #}}} + +sub cgi_recentchanges ($) { #{{{ + my $q=shift; + + my $template=HTML::Template->new( + filename => "$config{templatedir}/recentchanges.tmpl" + ); + $template->param( + title => "RecentChanges", + indexlink => indexlink(), + wikiname => $config{wikiname}, + changelog => [rcs_recentchanges(100)], + ); + print $q->header, $template->output; +} #}}} + +sub cgi_signin ($$) { #{{{ + my $q=shift; + my $session=shift; + + eval q{use CGI::FormBuilder}; + my $form = CGI::FormBuilder->new( + title => "signin", + fields => [qw(do page from name password confirm_password email)], + header => 1, + method => 'POST', + validate => { + confirm_password => { + perl => q{eq $form->field("password")}, + }, + email => 'EMAIL', + }, + required => 'NONE', + javascript => 0, + params => $q, + action => $q->request_uri, + header => 0, + template => (-e "$config{templatedir}/signin.tmpl" ? + "$config{templatedir}/signin.tmpl" : "") + ); + + $form->field(name => "name", required => 0); + $form->field(name => "do", type => "hidden"); + $form->field(name => "page", type => "hidden"); + $form->field(name => "from", 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") { + $form->text("You need to log in first."); + } + + if ($form->submitted) { + # Set required fields based on how form was submitted. + my %required=( + "Login" => [qw(name password)], + "Register" => [qw(name password confirm_password email)], + "Mail Password" => [qw(name)], + ); + foreach my $opt (@{$required{$form->submitted}}) { + $form->field(name => $opt, required => 1); + } + + # Validate password differently depending on how + # form was submitted. + if ($form->submitted eq 'Login') { + $form->field( + name => "password", + validate => sub { + length $form->field("name") && + shift eq userinfo_get($form->field("name"), 'password'); + }, + ); + $form->field(name => "name", validate => '/^\w+$/'); + } + else { + $form->field(name => "password", validate => 'VALUE'); + } + # And make sure the entered name exists when logging + # in or sending email, and does not when registering. + if ($form->submitted eq 'Register') { + $form->field( + name => "name", + validate => sub { + my $name=shift; + length $name && + ! userinfo_get($name, "regdate"); + }, + ); + } + else { + $form->field( + name => "name", + validate => sub { + my $name=shift; + length $name && + userinfo_get($name, "regdate"); + }, + ); + } + } + else { + # First time settings. + $form->field(name => "name", comment => "use FirstnameLastName"); + $form->field(name => "confirm_password", comment => "(only needed"); + $form->field(name => "email", comment => "for registration)"); + if ($session->param("name")) { + $form->field(name => "name", value => $session->param("name")); + } + } + + if ($form->submitted && $form->validate) { + if ($form->submitted eq 'Login') { + $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"));; + } + else { + print $q->redirect($config{url}); + } + } + elsif ($form->submitted eq 'Register') { + my $user_name=$form->field('name'); + if (userinfo_setall($user_name, { + 'email' => $form->field('email'), + 'password' => $form->field('password'), + 'regdate' => time + })) { + $form->field(name => "confirm_password", type => "hidden"); + $form->field(name => "email", type => "hidden"); + $form->text("Registration successful. Now you can Login."); + print $session->header(); + print misctemplate($form->title, $form->render(submit => ["Login"])); + } + else { + error("Error saving registration."); + } + } + elsif ($form->submitted eq 'Mail Password') { + my $user_name=$form->field("name"); + my $template=HTML::Template->new( + filename => "$config{templatedir}/passwordmail.tmpl" + ); + $template->param( + user_name => $user_name, + user_password => userinfo_get($user_name, "password"), + wikiurl => $config{url}, + wikiname => $config{wikiname}, + REMOTE_ADDR => $ENV{REMOTE_ADDR}, + ); + + eval q{use Mail::Sendmail}; + my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!; + sendmail( + To => userinfo_get($user_name, "email"), + From => "$config{wikiname} admin <".(getpwuid($>))[0]."@".$fromhost.">", + Subject => "$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 $session->header(); + print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); + } + } + else { + print $session->header(); + print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); + } +} #}}} + +sub cgi_prefs ($$) { #{{{ + my $q=shift; + my $session=shift; + + eval q{use CGI::FormBuilder}; + my $form = CGI::FormBuilder->new( + title => "preferences", + fields => [qw(do name password confirm_password email locked_pages)], + header => 0, + method => 'POST', + validate => { + confirm_password => { + perl => q{eq $form->field("password")}, + }, + email => 'EMAIL', + }, + required => 'NONE', + javascript => 0, + params => $q, + action => $q->request_uri, + template => (-e "$config{templatedir}/prefs.tmpl" ? + "$config{templatedir}/prefs.tmpl" : "") + ); + my @buttons=("Save Preferences", "Logout", "Cancel"); + + my $user_name=$session->param("name"); + $form->field(name => "do", type => "hidden"); + $form->field(name => "name", disabled => 1, + value => $user_name, force => 1); + $form->field(name => "password", type => "password"); + $form->field(name => "confirm_password", type => "password"); + $form->field(name => "locked_pages", size => 50, + comment => "(".htmllink("", "GlobList", 1).")"); + + if (! is_admin($user_name)) { + $form->field(name => "locked_pages", type => "hidden"); + } + + if (! $form->submitted) { + $form->field(name => "email", force => 1, + value => userinfo_get($user_name, "email")); + $form->field(name => "locked_pages", force => 1, + value => userinfo_get($user_name, "locked_pages")); + } + + if ($form->submitted eq 'Logout') { + $session->delete(); + print $q->redirect($config{url}); + return; + } + elsif ($form->submitted eq 'Cancel') { + print $q->redirect($config{url}); + return; + } + elsif ($form->submitted eq "Save Preferences" && $form->validate) { + foreach my $field (qw(password email locked_pages)) { + if (length $form->field($field)) { + userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field"); + } + } + $form->text("Preferences saved."); + } + + print $session->header(); + print misctemplate($form->title, $form->render(submit => \@buttons)); +} #}}} + +sub cgi_editpage ($$) { #{{{ + my $q=shift; + my $session=shift; + + eval q{use CGI::FormBuilder}; + my $form = CGI::FormBuilder->new( + fields => [qw(do rcsinfo from page content comments)], + header => 1, + method => 'POST', + validate => { + content => '/.+/', + }, + required => [qw{content}], + javascript => 0, + params => $q, + action => $q->request_uri, + table => 0, + template => "$config{templatedir}/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') || + $page=~/$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; + } + + $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 => "comments", type => "text", size => 80); + $form->field(name => "content", 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)); + if (! $form->submitted) { + $form->field(name => "rcsinfo", value => rcs_prepedit($file), + force => 1); + } + + if ($form->submitted eq "Cancel") { + print $q->redirect("$config{url}/".htmlpage($page)); + return; + } + elsif ($form->submitted eq "Preview") { + require IkiWiki::Render; + $form->tmpl_param("page_preview", + htmlize($config{default_pageext}, + linkify($form->field('content'), $page))); + } + else { + $form->tmpl_param("page_preview", ""); + } + $form->tmpl_param("page_conflict", ""); + + 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}/ || $from=~/^\//) { + @page_locs=$best_loc=$page; + } + else { + my $dir=$from."/"; + $dir=~s![^/]+/$!!; + + if ($page eq 'discussion') { + $best_loc="$from/$page"; + } + else { + $best_loc=$dir.$page; + } + + push @page_locs, $dir.$page; + push @page_locs, "$from/$page"; + while (length $dir) { + $dir=~s![^/]+/$!!; + push @page_locs, $dir.$page; + } + + @page_locs = grep { + ! exists $pagesources{lc($_)} && + ! page_locked($_, $session, 1) + } @page_locs; + } + + $form->tmpl_param("page_select", 1); + $form->field(name => "page", type => 'select', + options => \@page_locs, value => $best_loc); + $form->title("creating $page"); + } + elsif ($form->field("do") eq "edit") { + page_locked($page, $session); + if (! defined $form->field('content') || + ! length $form->field('content')) { + my $content=""; + if (exists $pagesources{lc($page)}) { + $content=readfile("$config{srcdir}/$pagesources{lc($page)}"); + $content=~s/\n/\r\n/g; + } + $form->field(name => "content", value => $content, + force => 1); + } + $form->tmpl_param("page_select", 0); + $form->field(name => "page", type => 'hidden'); + $form->title("editing $page"); + } + + print $form->render(submit => \@buttons); + } + else { + # save page + page_locked($page, $session); + + my $content=$form->field('content'); + $content=~s/\r\n/\n/g; + $content=~s/\r/\n/g; + writefile("$config{srcdir}/$file", $content); + + my $message="web commit "; + if (length $session->param("name")) { + $message.="by ".$session->param("name"); + } + else { + $message.="from $ENV{REMOTE_ADDR}"; + } + if (defined $form->field('comments') && + length $form->field('comments')) { + $message.=": ".$form->field('comments'); + } + + if ($config{rcs}) { + if ($newfile) { + rcs_add($file); + } + # prevent deadlock with post-commit hook + unlockwiki(); + # presumably the commit will trigger an update + # of the wiki + my $conflict=rcs_commit($file, $message, + $form->field("rcsinfo")); + + if (defined $conflict) { + $form->field(name => "rcsinfo", value => rcs_prepedit($file), + force => 1); + $form->tmpl_param("page_conflict", 1); + $form->field("content", value => $conflict, force => 1); + $form->field("do", "edit)"); + $form->tmpl_param("page_select", 0); + $form->field(name => "page", type => 'hidden'); + $form->title("editing $page"); + print $form->render(submit => \@buttons); + return; + } + } + else { + require IkiWiki::Render; + loadindex(); + refresh(); + saveindex(); + } + + # 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"); + } +} #}}} + +sub cgi () { #{{{ + eval q{use CGI}; + eval q{use CGI::Session}; + + my $q=CGI->new; + + my $do=$q->param('do'); + if (! defined $do || ! length $do) { + error("\"do\" parameter missing"); + } + + # This does not need a session. + if ($do eq 'recentchanges') { + cgi_recentchanges($q); + return; + } + + CGI::Session->name("ikiwiki_session"); + + my $oldmask=umask(077); + 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")) || $do eq 'signin') { + cgi_signin($q, $session); + + # Force session flush with safe umask. + my $oldmask=umask(077); + $session->flush; + umask($oldmask); + + return; + } + + if ($do eq 'create' || $do eq 'edit') { + cgi_editpage($q, $session); + } + elsif ($do eq 'prefs') { + cgi_prefs($q, $session); + } + else { + error("unknown do parameter"); + } +} #}}} + +1 diff --git a/IkiWiki/RCS/SVN.pm b/IkiWiki/RCS/SVN.pm new file mode 100644 index 000000000..946412320 --- /dev/null +++ b/IkiWiki/RCS/SVN.pm @@ -0,0 +1,169 @@ +#!/usr/bin/perl -T +# For subversion support. + +use warnings; +use strict; + +package IkiWiki; + +sub svn_info ($$) { #{{{ + my $field=shift; + my $file=shift; + + my $info=`LANG=C svn info $file`; + my ($ret)=$info=~/^$field: (.*)$/m; + return $ret; +} #}}} + +sub rcs_update () { #{{{ + if (-d "$config{srcdir}/.svn") { + if (system("svn", "update", "--quiet", $config{srcdir}) != 0) { + warn("svn update failed\n"); + } + } +} #}}} + +sub rcs_prepedit ($) { #{{{ + # Prepares to edit a file under revision control. Returns a token + # that must be passed into rcs_commit when the file is ready + # for committing. + # The file is relative to the srcdir. + my $file=shift; + + if (-d "$config{srcdir}/.svn") { + # For subversion, return the revision of the file when + # editing begins. + my $rev=svn_info("Revision", "$config{srcdir}/$file"); + return defined $rev ? $rev : ""; + } +} #}}} + +sub rcs_commit ($$$) { #{{{ + # Tries to commit the page; returns undef on _success_ and + # a version of the page with the rcs's conflict markers on failure. + # The file is relative to the srcdir. + my $file=shift; + my $message=shift; + my $rcstoken=shift; + + if (-d "$config{srcdir}/.svn") { + # Check to see if the page has been changed by someone + # else since rcs_prepedit was called. + my ($oldrev)=$rcstoken=~/^([0-9]+)$/; # untaint + my $rev=svn_info("Revision", "$config{srcdir}/$file"); + if (defined $rev && defined $oldrev && $rev != $oldrev) { + # Merge their changes into the file that we've + # changed. + chdir($config{srcdir}); # svn merge wants to be here + if (system("svn", "merge", "--quiet", "-r$oldrev:$rev", + "$config{srcdir}/$file") != 0) { + warn("svn merge -r$oldrev:$rev failed\n"); + } + } + + if (system("svn", "commit", "--quiet", "-m", + possibly_foolish_untaint($message), + "$config{srcdir}") != 0) { + my $conflict=readfile("$config{srcdir}/$file"); + if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) { + warn("svn revert failed\n"); + } + return $conflict; + } + } + return undef # success +} #}}} + +sub rcs_add ($) { #{{{ + # filename is relative to the root of the srcdir + my $file=shift; + + if (-d "$config{srcdir}/.svn") { + my $parent=dirname($file); + while (! -d "$config{srcdir}/$parent/.svn") { + $file=$parent; + $parent=dirname($file); + } + + if (system("svn", "add", "--quiet", "$config{srcdir}/$file") != 0) { + warn("svn add failed\n"); + } + } +} #}}} + +sub rcs_recentchanges ($) { #{{{ + my $num=shift; + my @ret; + + eval q{use CGI 'escapeHTML'}; + eval q{use Date::Parse}; + eval q{use Time::Duration}; + + if (-d "$config{srcdir}/.svn") { + my $svn_url=svn_info("URL", $config{srcdir}); + + # FIXME: currently assumes that the wiki is somewhere + # under trunk in svn, doesn't support other layouts. + my ($svn_base)=$svn_url=~m!(/trunk(?:/.*)?)$!; + + my $div=qr/^--------------------+$/; + my $infoline=qr/^r(\d+)\s+\|\s+([^\s]+)\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/; + my $state='start'; + my ($rev, $user, $when, @pages, @message); + foreach (`LANG=C svn log --limit $num -v '$svn_url'`) { + chomp; + if ($state eq 'start' && /$div/) { + $state='header'; + } + elsif ($state eq 'header' && /$infoline/) { + $rev=$1; + $user=$2; + $when=concise(ago(time - str2time($3))); + } + elsif ($state eq 'header' && /^\s+[A-Z]\s+\Q$svn_base\E\/([^ ]+)(?:$|\s)/) { + my $file=$1; + my $diffurl=$config{diffurl}; + $diffurl=~s/\[\[file\]\]/$file/g; + $diffurl=~s/\[\[r1\]\]/$rev - 1/eg; + $diffurl=~s/\[\[r2\]\]/$rev/g; + push @pages, { + link => htmllink("", pagename($file), 1), + diffurl => $diffurl, + } if length $file; + } + elsif ($state eq 'header' && /^$/) { + $state='body'; + } + elsif ($state eq 'body' && /$div/) { + my $committype="web"; + if (defined $message[0] && + $message[0]->{line}=~/^web commit by (\w+):?(.*)/) { + $user="$1"; + $message[0]->{line}=$2; + } + else { + $committype="svn"; + } + + push @ret, { rev => $rev, + user => htmllink("", $user, 1), + committype => $committype, + when => $when, message => [@message], + pages => [@pages], + } if @pages; + return @ret if @ret >= $num; + + $state='header'; + $rev=$user=$when=undef; + @pages=@message=(); + } + elsif ($state eq 'body') { + push @message, {line => escapeHTML($_)}, + } + } + } + + return @ret; +} #}}} + +1 diff --git a/IkiWiki/RCS/Stub.pm b/IkiWiki/RCS/Stub.pm new file mode 100644 index 000000000..d3b72b5ea --- /dev/null +++ b/IkiWiki/RCS/Stub.pm @@ -0,0 +1,26 @@ +#!/usr/bin/perl -T +# Stubs for no revision control. + +use warnings; +use strict; + +package IkiWiki; + +sub rcs_update () { +} + +sub rcs_prepedit ($) { + return "" +} + +sub rcs_commit ($$$) { + return undef # success +} + +sub rcs_add ($) { +} + +sub rcs_recentchanges ($) { +} + +1 diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm new file mode 100644 index 000000000..98c86bac8 --- /dev/null +++ b/IkiWiki/Render.pm @@ -0,0 +1,316 @@ +package IkiWiki; + +use warnings; +use strict; +use File::Spec; + +sub linkify ($$) { #{{{ + my $content=shift; + my $page=shift; + + $content =~ s{(\\?)$config{wiki_link_regexp}}{ + $1 ? "[[$2]]" : htmllink($page, $2) + }eg; + + return $content; +} #}}} + +sub htmlize ($$) { #{{{ + my $type=shift; + my $content=shift; + + if (! $INC{"/usr/bin/markdown"}) { + no warnings 'once'; + $blosxom::version="is a proper perl module too much to ask?"; + use warnings 'all'; + do "/usr/bin/markdown"; + } + + if ($type eq '.mdwn') { + return Markdown::Markdown($content); + } + else { + error("htmlization of $type not supported"); + } +} #}}} + +sub backlinks ($) { #{{{ + my $page=shift; + + my @links; + foreach my $p (keys %links) { + next if bestlink($page, $p) eq $page; + if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) { + my $href=File::Spec->abs2rel(htmlpage($p), dirname($page)); + + # Trim common dir prefixes from both pages. + my $p_trimmed=$p; + my $page_trimmed=$page; + my $dir; + 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) && + defined $dir && + $p_trimmed=~s/^\Q$dir\E// && + $page_trimmed=~s/^\Q$dir\E//; + + push @links, { url => $href, page => $p_trimmed }; + } + } + + return sort { $a->{page} cmp $b->{page} } @links; +} #}}} + +sub parentlinks ($) { #{{{ + my $page=shift; + + my @ret; + my $pagelink=""; + my $path=""; + my $skip=1; + foreach my $dir (reverse split("/", $page)) { + if (! $skip) { + $path.="../"; + unshift @ret, { url => "$path$dir.html", page => $dir }; + } + else { + $skip=0; + } + } + unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} }; + return @ret; +} #}}} + +sub finalize ($$$) { #{{{ + my $content=shift; + my $page=shift; + my $mtime=shift; + + my $title=basename($page); + $title=~s/_/ /g; + + my $template=HTML::Template->new(blind_cache => 1, + filename => "$config{templatedir}/page.tmpl"); + + if (length $config{cgiurl}) { + $template->param(editurl => "$config{cgiurl}?do=edit&page=$page"); + $template->param(prefsurl => "$config{cgiurl}?do=prefs"); + if ($config{rcs}) { + $template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges"); + } + } + + if (length $config{historyurl}) { + my $u=$config{historyurl}; + $u=~s/\[\[file\]\]/$pagesources{$page}/g; + $template->param(historyurl => $u); + } + + $template->param( + title => $title, + wikiname => $config{wikiname}, + parentlinks => [parentlinks($page)], + content => $content, + backlinks => [backlinks($page)], + discussionlink => htmllink($page, "Discussion", 1, 1), + mtime => scalar(gmtime($mtime)), + ); + + return $template->output; +} #}}} + +sub check_overwrite ($$) { #{{{ + # Important security check. Make sure to call this before saving + # any files to the source directory. + my $dest=shift; + my $src=shift; + + if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) { + error("$dest already exists and was rendered from ". + join(" ",(grep { $renderedfiles{$_} eq $dest } keys + %renderedfiles)). + ", before, so not rendering from $src"); + } +} #}}} + +sub mtime ($) { #{{{ + my $page=shift; + + return (stat($page))[9]; +} #}}} + +sub findlinks ($$) { #{{{ + my $content=shift; + my $page=shift; + + my @links; + while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) { + push @links, lc($1); + } + # Discussion links are a special case since they're not in the text + # of the page, but on its template. + return @links, "$page/discussion"; +} #}}} + +sub render ($) { #{{{ + my $file=shift; + + my $type=pagetype($file); + my $content=readfile("$config{srcdir}/$file"); + if ($type ne 'unknown') { + my $page=pagename($file); + + $links{$page}=[findlinks($content, $page)]; + + $content=linkify($content, $page); + $content=htmlize($type, $content); + $content=finalize($content, $page, + mtime("$config{srcdir}/$file")); + + check_overwrite("$config{destdir}/".htmlpage($page), $page); + writefile("$config{destdir}/".htmlpage($page), $content); + $oldpagemtime{$page}=time; + $renderedfiles{$page}=htmlpage($page); + } + else { + $links{$file}=[]; + check_overwrite("$config{destdir}/$file", $file); + writefile("$config{destdir}/$file", $content); + $oldpagemtime{$file}=time; + $renderedfiles{$file}=$file; + } +} #}}} + +sub prune ($) { #{{{ + my $file=shift; + + unlink($file); + my $dir=dirname($file); + while (rmdir($dir)) { + $dir=dirname($dir); + } +} #}}} + +sub refresh () { #{{{ + # find existing pages + my %exists; + my @files; + eval q{use File::Find}; + find({ + no_chdir => 1, + wanted => sub { + if (/$config{wiki_file_prune_regexp}/) { + no warnings 'once'; + $File::Find::prune=1; + use warnings "all"; + } + elsif (! -d $_ && ! -l $_) { + my ($f)=/$config{wiki_file_regexp}/; # untaint + if (! defined $f) { + warn("skipping bad filename $_\n"); + } + else { + $f=~s/^\Q$config{srcdir}\E\/?//; + push @files, $f; + $exists{pagename($f)}=1; + } + } + }, + }, $config{srcdir}); + + my %rendered; + + # check for added or removed pages + my @add; + foreach my $file (@files) { + my $page=pagename($file); + if (! $oldpagemtime{$page}) { + debug("new page $page"); + push @add, $file; + $links{$page}=[]; + $pagesources{$page}=$file; + } + } + my @del; + foreach my $page (keys %oldpagemtime) { + if (! $exists{$page}) { + debug("removing old page $page"); + push @del, $pagesources{$page}; + prune($config{destdir}."/".$renderedfiles{$page}); + delete $renderedfiles{$page}; + $oldpagemtime{$page}=0; + delete $pagesources{$page}; + } + } + + # render any updated files + foreach my $file (@files) { + my $page=pagename($file); + + if (! exists $oldpagemtime{$page} || + mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) { + debug("rendering changed file $file"); + render($file); + $rendered{$file}=1; + } + } + + # if any files were added or removed, check to see if each page + # needs an update due to linking to them + # TODO: inefficient; pages may get rendered above and again here; + # problem is the bestlink may have changed and we won't know until + # now + if (@add || @del) { +FILE: foreach my $file (@files) { + my $page=pagename($file); + foreach my $f (@add, @del) { + my $p=pagename($f); + foreach my $link (@{$links{$page}}) { + if (bestlink($page, $link) eq $p) { + debug("rendering $file, which links to $p"); + render($file); + $rendered{$file}=1; + next FILE; + } + } + } + } + } + + # handle backlinks; if a page has added/removed links, update the + # pages it links to + # TODO: inefficient; pages may get rendered above and again here; + # problem is the backlinks could be wrong in the first pass render + # above + if (%rendered) { + my %linkchanged; + foreach my $file (keys %rendered, @del) { + my $page=pagename($file); + if (exists $links{$page}) { + foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) { + if (length $link && + ! exists $oldlinks{$page} || + ! grep { $_ eq $link } @{$oldlinks{$page}}) { + $linkchanged{$link}=1; + } + } + } + if (exists $oldlinks{$page}) { + foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) { + if (length $link && + ! exists $links{$page} || + ! grep { $_ eq $link } @{$links{$page}}) { + $linkchanged{$link}=1; + } + } + } + } + foreach my $link (keys %linkchanged) { + my $linkfile=$pagesources{$link}; + if (defined $linkfile) { + debug("rendering $linkfile, to update its backlinks"); + render($linkfile); + } + } + } +} #}}} + +1 diff --git a/IkiWiki/Setup.pm b/IkiWiki/Setup.pm new file mode 100644 index 000000000..63659ce2e --- /dev/null +++ b/IkiWiki/Setup.pm @@ -0,0 +1,22 @@ +#!/usr/bin/perl + +use warnings; +use strict; + +package IkiWiki; + +sub setup () { # {{{ + my $setup=possibly_foolish_untaint($config{setup}); + delete $config{setup}; + open (IN, $setup) || error("read $setup: $!\n"); + local $/=undef; + my $code=<IN>; + ($code)=$code=~/(.*)/s; + close IN; + + eval $code; + error($@) if $@; + exit; +} #}}} + +1 diff --git a/IkiWiki/Setup/Standard.pm b/IkiWiki/Setup/Standard.pm index 4d1118f30..4a49895da 100644 --- a/IkiWiki/Setup/Standard.pm +++ b/IkiWiki/Setup/Standard.pm @@ -4,34 +4,41 @@ # plus hashes for cgiwrapper and svnwrapper, which specify any differing # config stuff for them and cause the wrappers to be made. -package IkiWiki::Setup::Standard; - use warnings; use strict; +use IkiWiki::Wrapper; + +package IkiWiki::Setup::Standard; sub import { + IkiWiki::setup_standard(@_); +} + +package IkiWiki; + +sub setup_standard { my %setup=%{$_[1]}; - ::debug("generating wrappers.."); - my %startconfig=(%::config); + debug("generating wrappers.."); + my %startconfig=(%config); foreach my $wrapper (@{$setup{wrappers}}) { - %::config=(%startconfig, verbose => 0, %setup, %{$wrapper}); - ::checkoptions(); - ::gen_wrapper(); + %config=(%startconfig, verbose => 0, %setup, %{$wrapper}); + checkoptions(); + gen_wrapper(); } - %::config=(%startconfig); + %config=(%startconfig); - ::debug("rebuilding wiki.."); + debug("rebuilding wiki.."); foreach my $c (keys %setup) { - $::config{$c}=::possibly_foolish_untaint($setup{$c}) + $config{$c}=possibly_foolish_untaint($setup{$c}) if defined $setup{$c} && ! ref $setup{$c}; } - $::config{rebuild}=1; - ::checkoptions(); - ::refresh(); + $config{rebuild}=1; + checkoptions(); + refresh(); - ::debug("done"); - ::saveindex(); + debug("done"); + saveindex(); } 1 diff --git a/IkiWiki/Wrapper.pm b/IkiWiki/Wrapper.pm new file mode 100644 index 000000000..8e513c1f6 --- /dev/null +++ b/IkiWiki/Wrapper.pm @@ -0,0 +1,96 @@ +#!/usr/bin/perl + +use warnings; +use strict; + +package IkiWiki; + +sub gen_wrapper () { #{{{ + eval q{use Cwd 'abs_path'}; + $config{srcdir}=abs_path($config{srcdir}); + $config{destdir}=abs_path($config{destdir}); + my $this=abs_path($0); + if (! -x $this) { + error("$this doesn't seem to be executable"); + } + + if ($config{setup}) { + error("cannot create a wrapper that uses a setup file"); + } + + my @params=($config{srcdir}, $config{destdir}, + "--wikiname=$config{wikiname}", + "--templatedir=$config{templatedir}"); + push @params, "--verbose" if $config{verbose}; + push @params, "--rebuild" if $config{rebuild}; + push @params, "--nosvn" if !$config{svn}; + push @params, "--cgi" if $config{cgi}; + push @params, "--url=$config{url}" if length $config{url}; + push @params, "--cgiurl=$config{cgiurl}" if length $config{cgiurl}; + push @params, "--historyurl=$config{historyurl}" if length $config{historyurl}; + push @params, "--diffurl=$config{diffurl}" if length $config{diffurl}; + push @params, "--anonok" if $config{anonok}; + push @params, "--adminuser=$_" foreach @{$config{adminuser}}; + my $params=join(" ", @params); + my $call=''; + foreach my $p ($this, $this, @params) { + $call.=qq{"$p", }; + } + $call.="NULL"; + + my @envsave; + push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI + CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE + HTTP_COOKIE} if $config{cgi}; + my $envsave=""; + foreach my $var (@envsave) { + $envsave.=<<"EOF" + if ((s=getenv("$var"))) + asprintf(&newenviron[i++], "%s=%s", "$var", s); +EOF + } + + open(OUT, ">ikiwiki-wrap.c") || error("failed to write ikiwiki-wrap.c: $!");; + print OUT <<"EOF"; +/* A wrapper for ikiwiki, can be safely made suid. */ +#define _GNU_SOURCE +#include <stdio.h> +#include <unistd.h> +#include <stdlib.h> +#include <string.h> + +extern char **environ; + +int main (int argc, char **argv) { + /* Sanitize environment. */ + char *s; + char *newenviron[$#envsave+3]; + int i=0; +$envsave + newenviron[i++]="HOME=$ENV{HOME}"; + newenviron[i]=NULL; + environ=newenviron; + + if (argc == 2 && strcmp(argv[1], "--params") == 0) { + printf("$params\\n"); + exit(0); + } + + execl($call); + perror("failed to run $this"); + exit(1); +} +EOF + close OUT; + if (system("gcc", "ikiwiki-wrap.c", "-o", possibly_foolish_untaint($config{wrapper})) != 0) { + error("failed to compile ikiwiki-wrap.c"); + } + unlink("ikiwiki-wrap.c"); + if (defined $config{wrappermode} && + ! chmod(oct($config{wrappermode}), possibly_foolish_untaint($config{wrapper}))) { + error("chmod $config{wrapper}: $!"); + } + print "successfully generated $config{wrapper}\n"; +} #}}} + +1 diff --git a/Makefile.PL b/Makefile.PL index 70d81b806..10015c47c 100755 --- a/Makefile.PL +++ b/Makefile.PL @@ -12,8 +12,8 @@ install:: extra_install pure_install:: extra_install extra_build: - ./ikiwiki doc html --templatedir=templates --wikiname="ikiwiki" \ - --verbose --nosvn --exclude=/discussion + ./ikiwiki doc html --templatedir=templates \ + --wikiname="ikiwiki" --verbose --nosvn --exclude=/discussion ./mdwn2man doc/usage.mdwn > ikiwiki.man extra_clean: @@ -31,5 +31,6 @@ extra_install: WriteMakefile( 'NAME' => 'IkiWiki', + 'PM_FILTER' => 'grep -v "removed by Makefile"', 'EXE_FILES' => ['ikiwiki'], ); diff --git a/doc/todo.mdwn b/doc/todo.mdwn index bdebfb88c..a377c6340 100644 --- a/doc/todo.mdwn +++ b/doc/todo.mdwn @@ -99,10 +99,17 @@ you need that data.. ## search +* page name substring search * full text (use third-party tools?) + +## lists + * list of all missing pages * list of all pages or some kind of page map +These could be their own static pages updated when other pages are updated. +Perhaps this ties in with the pluggable renderers stuff. + ## page indexes Might be nice to support automatically generating an index based on headers @@ -2,6 +2,9 @@ $ENV{PATH}="/usr/local/bin:/usr/bin:/bin"; +use lib '.'; # For use without installation, removed by Makefile. + +package IkiWiki; use warnings; use strict; use Memoize; @@ -9,7 +12,7 @@ use File::Spec; use HTML::Template; use Getopt::Long; -my (%links, %oldlinks, %oldpagemtime, %renderedfiles, %pagesources); +use vars qw{%config %links %oldlinks %oldpagemtime %renderedfiles %pagesources}; # Holds global config settings, also used by some modules. our %config=( #{{{ @@ -41,7 +44,7 @@ GetOptions( #{{{ "wikiname=s" => \$config{wikiname}, "verbose|v!" => \$config{verbose}, "rebuild!" => \$config{rebuild}, - "wrapper=s" => sub { $config{wrapper}=$_[1] ? $_[1] : "ikiwiki-wrap" }, + "wrapper:s" => sub { $config{wrapper}=$_[1] ? $_[1] : "ikiwiki-wrap" }, "wrappermode=i" => \$config{wrappermode}, "svn!" => \$config{svn}, "anonok!" => \$config{anonok}, @@ -69,8 +72,18 @@ sub checkoptions { #{{{ if ($config{cgi} && ! length $config{url}) { error("Must specify url to wiki with --url when using --cgi"); } + $config{wikistatedir}="$config{srcdir}/.ikiwiki" unless exists $config{wikistatedir}; + + if ($config{svn}) { + require IkiWiki::RCS::SVN; + $config{rcs}=1; + } + else { + require IkiWiki::RCS::Stub; + $config{rcs}=0; + } } #}}} sub usage { #{{{ @@ -95,12 +108,6 @@ sub debug ($) { #{{{ } } #}}} -sub mtime ($) { #{{{ - my $page=shift; - - return (stat($page))[9]; -} #}}} - sub possibly_foolish_untaint { #{{{ my $tainted=shift; my ($untainted)=$tainted=~/(.*)/; @@ -185,19 +192,6 @@ sub writefile ($$) { #{{{ close OUT; } #}}} -sub findlinks ($$) { #{{{ - my $content=shift; - my $page=shift; - - my @links; - while ($content =~ /(?<!\\)$config{wiki_link_regexp}/g) { - push @links, lc($1); - } - # Discussion links are a special case since they're not in the text - # of the page, but on its template. - return @links, "$page/discussion"; -} #}}} - sub bestlink ($$) { #{{{ # Given a page and the text of a link on the page, determine which # existing page that link best points to. Prefers pages under a @@ -264,166 +258,10 @@ sub htmllink { #{{{ return "<a href=\"$bestlink\">$link</a>"; } #}}} -sub linkify ($$) { #{{{ - my $content=shift; - my $page=shift; - - $content =~ s{(\\?)$config{wiki_link_regexp}}{ - $1 ? "[[$2]]" : htmllink($page, $2) - }eg; - - return $content; -} #}}} - -sub htmlize ($$) { #{{{ - my $type=shift; - my $content=shift; - - if (! $INC{"/usr/bin/markdown"}) { - no warnings 'once'; - $blosxom::version="is a proper perl module too much to ask?"; - use warnings 'all'; - do "/usr/bin/markdown"; - } - - if ($type eq '.mdwn') { - return Markdown::Markdown($content); - } - else { - error("htmlization of $type not supported"); - } -} #}}} - -sub backlinks ($) { #{{{ - my $page=shift; - - my @links; - foreach my $p (keys %links) { - next if bestlink($page, $p) eq $page; - if (grep { length $_ && bestlink($p, $_) eq $page } @{$links{$p}}) { - my $href=File::Spec->abs2rel(htmlpage($p), dirname($page)); - - # Trim common dir prefixes from both pages. - my $p_trimmed=$p; - my $page_trimmed=$page; - my $dir; - 1 while (($dir)=$page_trimmed=~m!^([^/]+/)!) && - defined $dir && - $p_trimmed=~s/^\Q$dir\E// && - $page_trimmed=~s/^\Q$dir\E//; - - push @links, { url => $href, page => $p_trimmed }; - } - } - - return sort { $a->{page} cmp $b->{page} } @links; -} #}}} - -sub parentlinks ($) { #{{{ - my $page=shift; - - my @ret; - my $pagelink=""; - my $path=""; - my $skip=1; - foreach my $dir (reverse split("/", $page)) { - if (! $skip) { - $path.="../"; - unshift @ret, { url => "$path$dir.html", page => $dir }; - } - else { - $skip=0; - } - } - unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} }; - return @ret; -} #}}} - sub indexlink () { #{{{ return "<a href=\"$config{url}\">$config{wikiname}</a>"; } #}}} -sub finalize ($$$) { #{{{ - my $content=shift; - my $page=shift; - my $mtime=shift; - - my $title=basename($page); - $title=~s/_/ /g; - - my $template=HTML::Template->new(blind_cache => 1, - filename => "$config{templatedir}/page.tmpl"); - - if (length $config{cgiurl}) { - $template->param(editurl => "$config{cgiurl}?do=edit&page=$page"); - $template->param(prefsurl => "$config{cgiurl}?do=prefs"); - if ($config{svn}) { - $template->param(recentchangesurl => "$config{cgiurl}?do=recentchanges"); - } - } - - if (length $config{historyurl}) { - my $u=$config{historyurl}; - $u=~s/\[\[file\]\]/$pagesources{$page}/g; - $template->param(historyurl => $u); - } - - $template->param( - title => $title, - wikiname => $config{wikiname}, - parentlinks => [parentlinks($page)], - content => $content, - backlinks => [backlinks($page)], - discussionlink => htmllink($page, "Discussion", 1, 1), - mtime => scalar(gmtime($mtime)), - ); - - return $template->output; -} #}}} - -sub check_overwrite ($$) { #{{{ - # Important security check. Make sure to call this before saving - # any files to the source directory. - my $dest=shift; - my $src=shift; - - if (! exists $renderedfiles{$src} && -e $dest && ! $config{rebuild}) { - error("$dest already exists and was rendered from ". - join(" ",(grep { $renderedfiles{$_} eq $dest } keys - %renderedfiles)). - ", before, so not rendering from $src"); - } -} #}}} - -sub render ($) { #{{{ - my $file=shift; - - my $type=pagetype($file); - my $content=readfile("$config{srcdir}/$file"); - if ($type ne 'unknown') { - my $page=pagename($file); - - $links{$page}=[findlinks($content, $page)]; - - $content=linkify($content, $page); - $content=htmlize($type, $content); - $content=finalize($content, $page, - mtime("$config{srcdir}/$file")); - - check_overwrite("$config{destdir}/".htmlpage($page), $page); - writefile("$config{destdir}/".htmlpage($page), $content); - $oldpagemtime{$page}=time; - $renderedfiles{$page}=htmlpage($page); - } - else { - $links{$file}=[]; - check_overwrite("$config{destdir}/$file", $file); - writefile("$config{destdir}/$file", $content); - $oldpagemtime{$file}=time; - $renderedfiles{$file}=$file; - } -} #}}} - sub lockwiki () { #{{{ # Take an exclusive lock on the wiki to prevent multiple concurrent # run issues. The lock will be dropped on program exit. @@ -478,388 +316,6 @@ sub saveindex () { #{{{ close OUT; } #}}} -sub rcs_update () { #{{{ - if (-d "$config{srcdir}/.svn") { - if (system("svn", "update", "--quiet", $config{srcdir}) != 0) { - warn("svn update failed\n"); - } - } -} #}}} - -sub rcs_prepedit ($) { #{{{ - # Prepares to edit a file under revision control. Returns a token - # that must be passed into rcs_commit when the file is ready - # for committing. - # The file is relative to the srcdir. - my $file=shift; - - if (-d "$config{srcdir}/.svn") { - # For subversion, return the revision of the file when - # editing begins. - my $rev=svn_info("Revision", "$config{srcdir}/$file"); - return defined $rev ? $rev : ""; - } -} #}}} - -sub rcs_commit ($$$) { #{{{ - # Tries to commit the page; returns undef on _success_ and - # a version of the page with the rcs's conflict markers on failure. - # The file is relative to the srcdir. - my $file=shift; - my $message=shift; - my $rcstoken=shift; - - if (-d "$config{srcdir}/.svn") { - # Check to see if the page has been changed by someone - # else since rcs_prepedit was called. - my ($oldrev)=$rcstoken=~/^([0-9]+)$/; # untaint - my $rev=svn_info("Revision", "$config{srcdir}/$file"); - if (defined $rev && defined $oldrev && $rev != $oldrev) { - # Merge their changes into the file that we've - # changed. - chdir($config{srcdir}); # svn merge wants to be here - if (system("svn", "merge", "--quiet", "-r$oldrev:$rev", - "$config{srcdir}/$file") != 0) { - warn("svn merge -r$oldrev:$rev failed\n"); - } - } - - if (system("svn", "commit", "--quiet", "-m", - possibly_foolish_untaint($message), - "$config{srcdir}") != 0) { - my $conflict=readfile("$config{srcdir}/$file"); - if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) { - warn("svn revert failed\n"); - } - return $conflict; - } - } - return undef # success -} #}}} - -sub rcs_add ($) { #{{{ - # filename is relative to the root of the srcdir - my $file=shift; - - if (-d "$config{srcdir}/.svn") { - my $parent=dirname($file); - while (! -d "$config{srcdir}/$parent/.svn") { - $file=$parent; - $parent=dirname($file); - } - - if (system("svn", "add", "--quiet", "$config{srcdir}/$file") != 0) { - warn("svn add failed\n"); - } - } -} #}}} - -sub svn_info ($$) { #{{{ - my $field=shift; - my $file=shift; - - my $info=`LANG=C svn info $file`; - my ($ret)=$info=~/^$field: (.*)$/m; - return $ret; -} #}}} - -sub rcs_recentchanges ($) { #{{{ - my $num=shift; - my @ret; - - eval q{use CGI 'escapeHTML'}; - eval q{use Date::Parse}; - eval q{use Time::Duration}; - - if (-d "$config{srcdir}/.svn") { - my $svn_url=svn_info("URL", $config{srcdir}); - - # FIXME: currently assumes that the wiki is somewhere - # under trunk in svn, doesn't support other layouts. - my ($svn_base)=$svn_url=~m!(/trunk(?:/.*)?)$!; - - my $div=qr/^--------------------+$/; - my $infoline=qr/^r(\d+)\s+\|\s+([^\s]+)\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/; - my $state='start'; - my ($rev, $user, $when, @pages, @message); - foreach (`LANG=C svn log --limit $num -v '$svn_url'`) { - chomp; - if ($state eq 'start' && /$div/) { - $state='header'; - } - elsif ($state eq 'header' && /$infoline/) { - $rev=$1; - $user=$2; - $when=concise(ago(time - str2time($3))); - } - elsif ($state eq 'header' && /^\s+[A-Z]\s+\Q$svn_base\E\/([^ ]+)(?:$|\s)/) { - my $file=$1; - my $diffurl=$config{diffurl}; - $diffurl=~s/\[\[file\]\]/$file/g; - $diffurl=~s/\[\[r1\]\]/$rev - 1/eg; - $diffurl=~s/\[\[r2\]\]/$rev/g; - push @pages, { - link => htmllink("", pagename($file), 1), - diffurl => $diffurl, - } if length $file; - } - elsif ($state eq 'header' && /^$/) { - $state='body'; - } - elsif ($state eq 'body' && /$div/) { - my $committype="web"; - if (defined $message[0] && - $message[0]->{line}=~/^web commit by (\w+):?(.*)/) { - $user="$1"; - $message[0]->{line}=$2; - } - else { - $committype="svn"; - } - - push @ret, { rev => $rev, - user => htmllink("", $user, 1), - committype => $committype, - when => $when, message => [@message], - pages => [@pages], - } if @pages; - return @ret if @ret >= $num; - - $state='header'; - $rev=$user=$when=undef; - @pages=@message=(); - } - elsif ($state eq 'body') { - push @message, {line => escapeHTML($_)}, - } - } - } - - return @ret; -} #}}} - -sub prune ($) { #{{{ - my $file=shift; - - unlink($file); - my $dir=dirname($file); - while (rmdir($dir)) { - $dir=dirname($dir); - } -} #}}} - -sub refresh () { #{{{ - # find existing pages - my %exists; - my @files; - eval q{use File::Find}; - find({ - no_chdir => 1, - wanted => sub { - if (/$config{wiki_file_prune_regexp}/) { - no warnings 'once'; - $File::Find::prune=1; - use warnings "all"; - } - elsif (! -d $_ && ! -l $_) { - my ($f)=/$config{wiki_file_regexp}/; # untaint - if (! defined $f) { - warn("skipping bad filename $_\n"); - } - else { - $f=~s/^\Q$config{srcdir}\E\/?//; - push @files, $f; - $exists{pagename($f)}=1; - } - } - }, - }, $config{srcdir}); - - my %rendered; - - # check for added or removed pages - my @add; - foreach my $file (@files) { - my $page=pagename($file); - if (! $oldpagemtime{$page}) { - debug("new page $page"); - push @add, $file; - $links{$page}=[]; - $pagesources{$page}=$file; - } - } - my @del; - foreach my $page (keys %oldpagemtime) { - if (! $exists{$page}) { - debug("removing old page $page"); - push @del, $pagesources{$page}; - prune($config{destdir}."/".$renderedfiles{$page}); - delete $renderedfiles{$page}; - $oldpagemtime{$page}=0; - delete $pagesources{$page}; - } - } - - # render any updated files - foreach my $file (@files) { - my $page=pagename($file); - - if (! exists $oldpagemtime{$page} || - mtime("$config{srcdir}/$file") > $oldpagemtime{$page}) { - debug("rendering changed file $file"); - render($file); - $rendered{$file}=1; - } - } - - # if any files were added or removed, check to see if each page - # needs an update due to linking to them - # TODO: inefficient; pages may get rendered above and again here; - # problem is the bestlink may have changed and we won't know until - # now - if (@add || @del) { -FILE: foreach my $file (@files) { - my $page=pagename($file); - foreach my $f (@add, @del) { - my $p=pagename($f); - foreach my $link (@{$links{$page}}) { - if (bestlink($page, $link) eq $p) { - debug("rendering $file, which links to $p"); - render($file); - $rendered{$file}=1; - next FILE; - } - } - } - } - } - - # handle backlinks; if a page has added/removed links, update the - # pages it links to - # TODO: inefficient; pages may get rendered above and again here; - # problem is the backlinks could be wrong in the first pass render - # above - if (%rendered) { - my %linkchanged; - foreach my $file (keys %rendered, @del) { - my $page=pagename($file); - if (exists $links{$page}) { - foreach my $link (map { bestlink($page, $_) } @{$links{$page}}) { - if (length $link && - ! exists $oldlinks{$page} || - ! grep { $_ eq $link } @{$oldlinks{$page}}) { - $linkchanged{$link}=1; - } - } - } - if (exists $oldlinks{$page}) { - foreach my $link (map { bestlink($page, $_) } @{$oldlinks{$page}}) { - if (length $link && - ! exists $links{$page} || - ! grep { $_ eq $link } @{$links{$page}}) { - $linkchanged{$link}=1; - } - } - } - } - foreach my $link (keys %linkchanged) { - my $linkfile=$pagesources{$link}; - if (defined $linkfile) { - debug("rendering $linkfile, to update its backlinks"); - render($linkfile); - } - } - } -} #}}} - -sub gen_wrapper () { #{{{ - eval q{use Cwd 'abs_path'}; - $config{srcdir}=abs_path($config{srcdir}); - $config{destdir}=abs_path($config{destdir}); - my $this=abs_path($0); - if (! -x $this) { - error("$this doesn't seem to be executable"); - } - - if ($config{setup}) { - error("cannot create a wrapper that uses a setup file"); - } - - my @params=($config{srcdir}, $config{destdir}, - "--wikiname=$config{wikiname}", - "--templatedir=$config{templatedir}"); - push @params, "--verbose" if $config{verbose}; - push @params, "--rebuild" if $config{rebuild}; - push @params, "--nosvn" if !$config{svn}; - push @params, "--cgi" if $config{cgi}; - push @params, "--url=$config{url}" if length $config{url}; - push @params, "--cgiurl=$config{cgiurl}" if length $config{cgiurl}; - push @params, "--historyurl=$config{historyurl}" if length $config{historyurl}; - push @params, "--diffurl=$config{diffurl}" if length $config{diffurl}; - push @params, "--anonok" if $config{anonok}; - push @params, "--adminuser=$_" foreach @{$config{adminuser}}; - my $params=join(" ", @params); - my $call=''; - foreach my $p ($this, $this, @params) { - $call.=qq{"$p", }; - } - $call.="NULL"; - - my @envsave; - push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI - CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE - HTTP_COOKIE} if $config{cgi}; - my $envsave=""; - foreach my $var (@envsave) { - $envsave.=<<"EOF" - if ((s=getenv("$var"))) - asprintf(&newenviron[i++], "%s=%s", "$var", s); -EOF - } - - open(OUT, ">ikiwiki-wrap.c") || error("failed to write ikiwiki-wrap.c: $!");; - print OUT <<"EOF"; -/* A wrapper for ikiwiki, can be safely made suid. */ -#define _GNU_SOURCE -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include <string.h> - -extern char **environ; - -int main (int argc, char **argv) { - /* Sanitize environment. */ - char *s; - char *newenviron[$#envsave+3]; - int i=0; -$envsave - newenviron[i++]="HOME=$ENV{HOME}"; - newenviron[i]=NULL; - environ=newenviron; - - if (argc == 2 && strcmp(argv[1], "--params") == 0) { - printf("$params\\n"); - exit(0); - } - - execl($call); - perror("failed to run $this"); - exit(1); -} -EOF - close OUT; - if (system("gcc", "ikiwiki-wrap.c", "-o", possibly_foolish_untaint($config{wrapper})) != 0) { - error("failed to compile ikiwiki-wrap.c"); - } - unlink("ikiwiki-wrap.c"); - if (defined $config{wrappermode} && - ! chmod(oct($config{wrappermode}), possibly_foolish_untaint($config{wrapper}))) { - error("chmod $config{wrapper}: $!"); - } - print "successfully generated $config{wrapper}\n"; -} #}}} - sub misctemplate ($$) { #{{{ my $title=shift; my $pagebody=shift; @@ -876,21 +332,6 @@ sub misctemplate ($$) { #{{{ return $template->output; }#}}} -sub cgi_recentchanges ($) { #{{{ - my $q=shift; - - my $template=HTML::Template->new( - filename => "$config{templatedir}/recentchanges.tmpl" - ); - $template->param( - title => "RecentChanges", - indexlink => indexlink(), - wikiname => $config{wikiname}, - changelog => [rcs_recentchanges(100)], - ); - print $q->header, $template->output; -} #}}} - sub userinfo_get ($$) { #{{{ my $user=shift; my $field=shift; @@ -940,166 +381,6 @@ sub userinfo_setall ($$) { #{{{ return $ret; } #}}} -sub cgi_signin ($$) { #{{{ - my $q=shift; - my $session=shift; - - eval q{use CGI::FormBuilder}; - my $form = CGI::FormBuilder->new( - title => "signin", - fields => [qw(do page from name password confirm_password email)], - header => 1, - method => 'POST', - validate => { - confirm_password => { - perl => q{eq $form->field("password")}, - }, - email => 'EMAIL', - }, - required => 'NONE', - javascript => 0, - params => $q, - action => $q->request_uri, - header => 0, - template => (-e "$config{templatedir}/signin.tmpl" ? - "$config{templatedir}/signin.tmpl" : "") - ); - - $form->field(name => "name", required => 0); - $form->field(name => "do", type => "hidden"); - $form->field(name => "page", type => "hidden"); - $form->field(name => "from", 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") { - $form->text("You need to log in first."); - } - - if ($form->submitted) { - # Set required fields based on how form was submitted. - my %required=( - "Login" => [qw(name password)], - "Register" => [qw(name password confirm_password email)], - "Mail Password" => [qw(name)], - ); - foreach my $opt (@{$required{$form->submitted}}) { - $form->field(name => $opt, required => 1); - } - - # Validate password differently depending on how - # form was submitted. - if ($form->submitted eq 'Login') { - $form->field( - name => "password", - validate => sub { - length $form->field("name") && - shift eq userinfo_get($form->field("name"), 'password'); - }, - ); - $form->field(name => "name", validate => '/^\w+$/'); - } - else { - $form->field(name => "password", validate => 'VALUE'); - } - # And make sure the entered name exists when logging - # in or sending email, and does not when registering. - if ($form->submitted eq 'Register') { - $form->field( - name => "name", - validate => sub { - my $name=shift; - length $name && - ! userinfo_get($name, "regdate"); - }, - ); - } - else { - $form->field( - name => "name", - validate => sub { - my $name=shift; - length $name && - userinfo_get($name, "regdate"); - }, - ); - } - } - else { - # First time settings. - $form->field(name => "name", comment => "use FirstnameLastName"); - $form->field(name => "confirm_password", comment => "(only needed"); - $form->field(name => "email", comment => "for registration)"); - if ($session->param("name")) { - $form->field(name => "name", value => $session->param("name")); - } - } - - if ($form->submitted && $form->validate) { - if ($form->submitted eq 'Login') { - $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"));; - } - else { - print $q->redirect($config{url}); - } - } - elsif ($form->submitted eq 'Register') { - my $user_name=$form->field('name'); - if (userinfo_setall($user_name, { - 'email' => $form->field('email'), - 'password' => $form->field('password'), - 'regdate' => time - })) { - $form->field(name => "confirm_password", type => "hidden"); - $form->field(name => "email", type => "hidden"); - $form->text("Registration successful. Now you can Login."); - print $session->header(); - print misctemplate($form->title, $form->render(submit => ["Login"])); - } - else { - error("Error saving registration."); - } - } - elsif ($form->submitted eq 'Mail Password') { - my $user_name=$form->field("name"); - my $template=HTML::Template->new( - filename => "$config{templatedir}/passwordmail.tmpl" - ); - $template->param( - user_name => $user_name, - user_password => userinfo_get($user_name, "password"), - wikiurl => $config{url}, - wikiname => $config{wikiname}, - REMOTE_ADDR => $ENV{REMOTE_ADDR}, - ); - - eval q{use Mail::Sendmail}; - my ($fromhost) = $config{cgiurl} =~ m!/([^/]+)!; - sendmail( - To => userinfo_get($user_name, "email"), - From => "$config{wikiname} admin <".(getpwuid($>))[0]."@".$fromhost.">", - 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(); - print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); - } - } - else { - print $session->header(); - print misctemplate($form->title, $form->render(submit => ["Login", "Register", "Mail Password"])); - } -} #}}} - sub is_admin ($) { #{{{ my $user_name=shift; @@ -1135,359 +416,27 @@ sub globlist_match ($$) { #{{{ return 0; } #}}} -sub page_locked ($$;$) { #{{{ - my $page=shift; - my $session=shift; - my $nonfatal=shift; - - my $user=$session->param("name"); - return if length $user && is_admin($user); - - foreach my $admin (@{$config{adminuser}}) { - my $locked_pages=userinfo_get($admin, "locked_pages"); - if (globlist_match($page, userinfo_get($admin, "locked_pages"))) { - return 1 if $nonfatal; - error(htmllink("", $page, 1)." is locked by ". - htmllink("", $admin, 1)." and cannot be edited."); - } - } - - return 0; -} #}}} - -sub cgi_prefs ($$) { #{{{ - my $q=shift; - my $session=shift; - - eval q{use CGI::FormBuilder}; - my $form = CGI::FormBuilder->new( - title => "preferences", - fields => [qw(do name password confirm_password email locked_pages)], - header => 0, - method => 'POST', - validate => { - confirm_password => { - perl => q{eq $form->field("password")}, - }, - email => 'EMAIL', - }, - required => 'NONE', - javascript => 0, - params => $q, - action => $q->request_uri, - template => (-e "$config{templatedir}/prefs.tmpl" ? - "$config{templatedir}/prefs.tmpl" : "") - ); - my @buttons=("Save Preferences", "Logout", "Cancel"); - - my $user_name=$session->param("name"); - $form->field(name => "do", type => "hidden"); - $form->field(name => "name", disabled => 1, - value => $user_name, force => 1); - $form->field(name => "password", type => "password"); - $form->field(name => "confirm_password", type => "password"); - $form->field(name => "locked_pages", size => 50, - comment => "(".htmllink("", "GlobList", 1).")"); - - if (! is_admin($user_name)) { - $form->field(name => "locked_pages", type => "hidden"); - } - - if (! $form->submitted) { - $form->field(name => "email", force => 1, - value => userinfo_get($user_name, "email")); - $form->field(name => "locked_pages", force => 1, - value => userinfo_get($user_name, "locked_pages")); - } - - if ($form->submitted eq 'Logout') { - $session->delete(); - print $q->redirect($config{url}); - return; - } - elsif ($form->submitted eq 'Cancel') { - print $q->redirect($config{url}); - return; - } - elsif ($form->submitted eq "Save Preferences" && $form->validate) { - foreach my $field (qw(password email locked_pages)) { - if (length $form->field($field)) { - userinfo_set($user_name, $field, $form->field($field)) || error("failed to set $field"); - } - } - $form->text("Preferences saved."); - } - - print $session->header(); - print misctemplate($form->title, $form->render(submit => \@buttons)); -} #}}} - -sub cgi_editpage ($$) { #{{{ - my $q=shift; - my $session=shift; - - eval q{use CGI::FormBuilder}; - my $form = CGI::FormBuilder->new( - fields => [qw(do rcsinfo from page content comments)], - header => 1, - method => 'POST', - validate => { - content => '/.+/', - }, - required => [qw{content}], - javascript => 0, - params => $q, - action => $q->request_uri, - table => 0, - template => "$config{templatedir}/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') || - $page=~/$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; - } - - $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 => "comments", type => "text", size => 80); - $form->field(name => "content", type => "textarea", rows => 20, - cols => 80); - $form->tmpl_param("can_commit", $config{svn}); - $form->tmpl_param("indexlink", indexlink()); - $form->tmpl_param("helponformattinglink", - htmllink("", "HelpOnFormatting", 1)); - if (! $form->submitted) { - $form->field(name => "rcsinfo", value => rcs_prepedit($file), - force => 1); - } - - if ($form->submitted eq "Cancel") { - print $q->redirect("$config{url}/".htmlpage($page)); - return; - } - elsif ($form->submitted eq "Preview") { - $form->tmpl_param("page_preview", - htmlize($config{default_pageext}, - linkify($form->field('content'), $page))); - } - else { - $form->tmpl_param("page_preview", ""); - } - $form->tmpl_param("page_conflict", ""); - - 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}/ || $from=~/^\//) { - @page_locs=$best_loc=$page; - } - else { - my $dir=$from."/"; - $dir=~s![^/]+/$!!; - - if ($page eq 'discussion') { - $best_loc="$from/$page"; - } - else { - $best_loc=$dir.$page; - } - - push @page_locs, $dir.$page; - push @page_locs, "$from/$page"; - while (length $dir) { - $dir=~s![^/]+/$!!; - push @page_locs, $dir.$page; - } - - @page_locs = grep { - ! exists $pagesources{lc($_)} && - ! page_locked($_, $session, 1) - } @page_locs; - } - - $form->tmpl_param("page_select", 1); - $form->field(name => "page", type => 'select', - options => \@page_locs, value => $best_loc); - $form->title("creating $page"); - } - elsif ($form->field("do") eq "edit") { - page_locked($page, $session); - if (! defined $form->field('content') || - ! length $form->field('content')) { - my $content=""; - if (exists $pagesources{lc($page)}) { - $content=readfile("$config{srcdir}/$pagesources{lc($page)}"); - $content=~s/\n/\r\n/g; - } - $form->field(name => "content", value => $content, - force => 1); - } - $form->tmpl_param("page_select", 0); - $form->field(name => "page", type => 'hidden'); - $form->title("editing $page"); - } - - print $form->render(submit => \@buttons); - } - else { - # save page - page_locked($page, $session); - - my $content=$form->field('content'); - $content=~s/\r\n/\n/g; - $content=~s/\r/\n/g; - writefile("$config{srcdir}/$file", $content); - - my $message="web commit "; - if (length $session->param("name")) { - $message.="by ".$session->param("name"); - } - else { - $message.="from $ENV{REMOTE_ADDR}"; - } - if (defined $form->field('comments') && - length $form->field('comments')) { - $message.=": ".$form->field('comments'); - } - - if ($config{svn}) { - if ($newfile) { - rcs_add($file); - } - # prevent deadlock with post-commit hook - unlockwiki(); - # presumably the commit will trigger an update - # of the wiki - my $conflict=rcs_commit($file, $message, - $form->field("rcsinfo")); - - if (defined $conflict) { - $form->field(name => "rcsinfo", value => rcs_prepedit($file), - force => 1); - $form->tmpl_param("page_conflict", 1); - $form->field("content", value => $conflict, force => 1); - $form->field("do", "edit)"); - $form->tmpl_param("page_select", 0); - $form->field(name => "page", type => 'hidden'); - $form->title("editing $page"); - print $form->render(submit => \@buttons); - return; - } - } - else { - loadindex(); - refresh(); - saveindex(); - } - - # 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"); - } -} #}}} - -sub cgi () { #{{{ - eval q{use CGI}; - eval q{use CGI::Session}; - - my $q=CGI->new; - - my $do=$q->param('do'); - if (! defined $do || ! length $do) { - error("\"do\" parameter missing"); - } - - # This does not need a session. - if ($do eq 'recentchanges') { - cgi_recentchanges($q); - return; - } - - CGI::Session->name("ikiwiki_session"); - - my $oldmask=umask(077); - 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")) || $do eq 'signin') { - cgi_signin($q, $session); - - # Force session flush with safe umask. - my $oldmask=umask(077); - $session->flush; - umask($oldmask); - - return; - } - - if ($do eq 'create' || $do eq 'edit') { - cgi_editpage($q, $session); - } - elsif ($do eq 'prefs') { - cgi_prefs($q, $session); - } - else { - error("unknown do parameter"); - } -} #}}} - -sub setup () { # {{{ - my $setup=possibly_foolish_untaint($config{setup}); - delete $config{setup}; - open (IN, $setup) || error("read $setup: $!\n"); - local $/=undef; - my $code=<IN>; - ($code)=$code=~/(.*)/s; - close IN; - - eval $code; - error($@) if $@; - exit; -} #}}} - # main {{{ -setup() if $config{setup}; +memoize('pagename'); +memoize('bestlink'); +if ($config{setup}) { + require IkiWiki::Setup; + setup(); +} lockwiki(); if ($config{wrapper}) { + require IkiWiki::Wrapper; gen_wrapper(); exit; } -memoize('pagename'); -memoize('bestlink'); loadindex() unless $config{rebuild}; if ($config{cgi}) { + require IkiWiki::CGI; cgi(); } else { - rcs_update() if $config{svn}; + require IkiWiki::Render; + rcs_update(); refresh(); saveindex(); } |