X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/b715f1041cddec4204d9ba73bb3f0caba596c0cb..7459d69d478aa4686245da5c59fce034317307ce:/ikiwiki

diff --git a/ikiwiki b/ikiwiki
index 6cbaf8972..daf9c6d90 100755
--- a/ikiwiki
+++ b/ikiwiki
@@ -6,13 +6,12 @@ use File::Find;
 use Memoize;
 use File::Spec;
 
-$ENV{PATH}="/usr/local/bin:/usr/bin:/bin";
-
 BEGIN {
 	$blosxom::version="is a proper perl module too much to ask?";
 	do "/usr/bin/markdown";
 }
 
+$ENV{PATH}="/usr/local/bin:/usr/bin:/bin";
 my ($srcdir, $destdir, %links, %oldlinks, %oldpagemtime, %renderedfiles,
     %pagesources);
 my $wiki_link_regexp=qr/\[\[([^\s]+)\]\]/;
@@ -24,13 +23,14 @@ my $default_pagetype=".mdwn";
 my $cgi=0;
 my $url="";
 my $cgiurl="";
+my $historyurl="";
 my $svn=1;
 
-sub usage {
+sub usage { #{{{
 	die "usage: ikiwiki [options] source dest\n";
-}
+} #}}}
 
-sub error ($) {
+sub error ($) { #{{{
 	if ($cgi) {
 		print "Content-type: text/html\n\n";
 		print "Error: @_\n";
@@ -39,39 +39,39 @@ sub error ($) {
 	else {
 		die @_;
 	}
-}
+} #}}}
 
-sub debug ($) {
+sub debug ($) { #{{{
 	print "@_\n" if $verbose;
-}
+} #}}}
 
-sub mtime ($) {
+sub mtime ($) { #{{{
 	my $page=shift;
 	
 	return (stat($page))[9];
-}
+} #}}}
 
-sub possibly_foolish_untaint ($) {
+sub possibly_foolish_untaint ($) { #{{{
 	my $tainted=shift;
 	my ($untainted)=$tainted=~/(.*)/;
 	return $untainted;
-}
+} #}}}
 
-sub basename {
+sub basename ($) { #{{{
 	my $file=shift;
 
 	$file=~s!.*/!!;
 	return $file;
-}
+} #}}}
 
-sub dirname {
+sub dirname ($) { #{{{
 	my $file=shift;
 
 	$file=~s!/?[^/]+$!!;
 	return $file;
-}
+} #}}}
 
-sub pagetype ($) {
+sub pagetype ($) { #{{{
 	my $page=shift;
 	
 	if ($page =~ /\.mdwn$/) {
@@ -80,24 +80,24 @@ sub pagetype ($) {
 	else {
 		return "unknown";
 	}
-}
+} #}}}
 
-sub pagename ($) {
+sub pagename ($) { #{{{
 	my $file=shift;
 
 	my $type=pagetype($file);
 	my $page=$file;
 	$page=~s/\Q$type\E*$// unless $type eq 'unknown';
 	return $page;
-}
+} #}}}
 
-sub htmlpage ($) {
+sub htmlpage ($) { #{{{
 	my $page=shift;
 
 	return $page.".html";
-}
+} #}}}
 
-sub readfile ($) {
+sub readfile ($) { #{{{
 	my $file=shift;
 
 	local $/=undef;
@@ -105,9 +105,9 @@ sub readfile ($) {
 	my $ret=<IN>;
 	close IN;
 	return $ret;
-}
+} #}}}
 
-sub writefile ($$) {
+sub writefile ($$) { #{{{
 	my $file=shift;
 	my $content=shift;
 
@@ -125,9 +125,9 @@ sub writefile ($$) {
 	open (OUT, ">$file") || error("failed to write $file: $!");
 	print OUT $content;
 	close OUT;
-}
+} #}}}
 
-sub findlinks {
+sub findlinks { #{{{
 	my $content=shift;
 
 	my @links;
@@ -135,13 +135,13 @@ sub findlinks {
 		push @links, lc($1);
 	}
 	return @links;
-}
+} #}}}
 
 # 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 subdirectory with
 # the same name as the source page, failing that goes down the directory tree
 # to the base looking for matching pages.
-sub bestlink ($$) {
+sub bestlink ($$) { #{{{
 	my $page=shift;
 	my $link=lc(shift);
 	
@@ -159,17 +159,18 @@ sub bestlink ($$) {
 
 	#print STDERR "warning: page $page, broken link: $link\n";
 	return "";
-}
+} #}}}
 
-sub isinlinableimage ($) {
+sub isinlinableimage ($) { #{{{
 	my $file=shift;
 	
 	$file=~/\.(png|gif|jpg|jpeg)$/;
-}
+} #}}}
 
-sub htmllink ($$) {
+sub htmllink { #{{{
 	my $page=shift;
 	my $link=shift;
+	my $noimagelink=shift;
 
 	my $bestlink=bestlink($page, $link);
 
@@ -188,22 +189,22 @@ sub htmllink ($$) {
 	
 	$bestlink=File::Spec->abs2rel($bestlink, dirname($page));
 	
-	if (isinlinableimage($bestlink)) {
+	if (! $noimagelink && isinlinableimage($bestlink)) {
 		return "<img src=\"$bestlink\">";
 	}
 	return "<a href=\"$bestlink\">$link</a>";
-}
+} #}}}
 
-sub linkify ($$) {
+sub linkify ($$) { #{{{
 	my $content=shift;
 	my $file=shift;
 
 	$content =~ s/$wiki_link_regexp/htmllink(pagename($file), $1)/eg;
 	
 	return $content;
-}
+} #}}}
 
-sub htmlize ($$) {
+sub htmlize ($$) { #{{{
 	my $type=shift;
 	my $content=shift;
 	
@@ -213,9 +214,9 @@ sub htmlize ($$) {
 	else {
 		error("htmlization of $type not supported");
 	}
-}
+} #}}}
 
-sub linkbacks ($$) {
+sub linkbacks ($$) { #{{{
 	my $content=shift;
 	my $page=shift;
 
@@ -240,9 +241,9 @@ sub linkbacks ($$) {
 
 	$content.="<hr><p>Links: ".join(" ", sort @links)."</p>\n" if @links;
 	return $content;
-}
+} #}}}
 
-sub finalize ($$) {
+sub finalize ($$) { #{{{
 	my $content=shift;
 	my $page=shift;
 
@@ -268,6 +269,11 @@ sub finalize ($$) {
 		push @actions, "<a href=\"$cgiurl?do=edit&page=$page\">Edit</a>";
 		push @actions, "<a href=\"$cgiurl?do=recentchanges\">RecentChanges</a>";
 	}
+	if (length $historyurl) {
+		my $url=$historyurl;
+		$url=~s/\[\[\]\]/$pagesources{$page}/g;
+		push @actions, "<a href=\"$url\">History</a>";
+	}
 	
 	$content="<html>\n<head><title>$title</title></head>\n<body>\n".
 	          "<h1>$pagelink</h1>\n".
@@ -276,9 +282,9 @@ sub finalize ($$) {
 	          "</body>\n</html>\n";
 	
 	return $content;
-}
+} #}}}
 
-sub render ($) {
+sub render ($) { #{{{
 	my $file=shift;
 	
 	my $type=pagetype($file);
@@ -303,9 +309,9 @@ sub render ($) {
 		$oldpagemtime{$file}=time;
 		$renderedfiles{$file}=$file;
 	}
-}
+} #}}}
 
-sub loadindex () {
+sub loadindex () { #{{{
 	open (IN, "$srcdir/.index") || return;
 	while (<IN>) {
 		$_=possibly_foolish_untaint($_);
@@ -319,27 +325,27 @@ sub loadindex () {
 		$renderedfiles{$page}=$rendered;
 	}
 	close IN;
-}	
+} #}}}
 
-sub saveindex () {
+sub saveindex () { #{{{
 	open (OUT, ">$srcdir/.index") || error("cannot write to .index: $!");
 	foreach my $page (keys %oldpagemtime) {
-	print OUT "$oldpagemtime{$page} $pagesources{$page} $renderedfiles{$page} ".
-	          join(" ", @{$links{$page}})."\n"
-			if $oldpagemtime{$page};
+		print OUT "$oldpagemtime{$page} $pagesources{$page} $renderedfiles{$page} ".
+	        	join(" ", @{$links{$page}})."\n"
+				if $oldpagemtime{$page};
 	}
 	close OUT;
-}
+} #}}}
 
-sub rcs_update () {
+sub rcs_update () { #{{{
 	if (-d "$srcdir/.svn") {
 		if (system("svn", "update", "--quiet", $srcdir) != 0) {
 			warn("svn update failed\n");
 		}
 	}
-}
+} #}}}
 
-sub rcs_commit ($) {
+sub rcs_commit ($) { #{{{
 	my $message=shift;
 
 	if (-d "$srcdir/.svn") {
@@ -348,19 +354,79 @@ sub rcs_commit ($) {
 			warn("svn commit failed\n");
 		}
 	}
-}
+} #}}}
 
-sub rcs_ad ($) {
+sub rcs_add ($) { #{{{
 	my $file=shift;
 
 	if (-d "$srcdir/.svn") {
-		if (system("svn", "add", "--quiet", $file) != 0) {
+		my $parent=dirname($file);
+		while (! -d "$srcdir/$parent/.svn") {
+			$file=$parent;
+			$parent=dirname($file);
+		}
+		
+		if (system("svn", "add", "--quiet", "$srcdir/$file") != 0) {
 			warn("svn add failed\n");
 		}
 	}
-}
+} #}}}
+
+sub rcs_recentchanges ($) { #{{{
+	my $num=shift;
+	my @ret;
+	
+	eval q{use Date::Parse};
+	eval q{use Time::Duration};
+	
+	if (-d "$srcdir/.svn") {
+		my $info=`LANG=C svn info $srcdir`;
+		my ($svn_url)=$info=~/^URL: (.*)$/m;
+
+		# 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, $message);
+		foreach (`LANG=C svn log -v '$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$svn_base\E\/(.+)$/) {
+				push @pages, pagename($1) if length $1;
+			}
+			elsif ($state eq 'header' && /^$/) {
+				$state='body';
+			}
+			elsif ($state eq 'body' && /$div/) {
+				push @ret, { rev => $rev, user => $user,
+					when => $when, message => $message,
+					pages => [@pages] } if @pages;
+				return @ret if @ret >= $num;
+				
+				$state='header';
+				$message=$rev=$user=$when=undef;
+				@pages=();
+			}
+			elsif ($state eq 'body') {
+				$message.="$_<br>\n";
+			}
+		}
+	}
 
-sub prune ($) {
+	return @ret;
+} #}}}
+
+sub prune ($) { #{{{
 	my $file=shift;
 
 	unlink($file);
@@ -368,9 +434,9 @@ sub prune ($) {
 	while (rmdir($dir)) {
 		$dir=dirname($dir);
 	}
-}
+} #}}}
 
-sub refresh () {
+sub refresh () { #{{{
 	# Find existing pages.
 	my %exists;
 	my @files;
@@ -491,14 +557,14 @@ FILE:		foreach my $file (@files) {
 			}
 		}
 	}
-}
+} #}}}
 
 # Generates a C wrapper program for running ikiwiki in a specific way.
 # The wrapper may be safely made suid.
-sub gen_wrapper ($$) {
+sub gen_wrapper ($$) { #{{{
 	my ($svn, $rebuild)=@_;
 
-	eval {use Cwd 'abs_path'};
+	eval q{use Cwd 'abs_path'};
 	$srcdir=abs_path($srcdir);
 	$destdir=abs_path($destdir);
 	my $this=abs_path($0);
@@ -513,6 +579,7 @@ sub gen_wrapper ($$) {
 	push @params, "--cgi" if $cgi;
 	push @params, "--url=$url" if $url;
 	push @params, "--cgiurl=$cgiurl" if $cgiurl;
+	push @params, "--historyurl=$historyurl" if $historyurl;
 	my $params=join(" ", @params);
 	my $call='';
 	foreach my $p ($this, $this, @params) {
@@ -569,9 +636,9 @@ EOF
 	unlink("ikiwiki-wrap.c");
 	print "successfully generated ikiwiki-wrap\n";
 	exit 0;
-}
+} #}}}
 
-sub cgi () {
+sub cgi () { #{{{
 	eval q{use CGI};
 	my $q=CGI->new;
 
@@ -580,11 +647,34 @@ sub cgi () {
 		error("\"do\" parameter missing");
 	}
 	
+	if ($do eq 'recentchanges') {
+		my $list="<ul>\n";
+		foreach my $change (rcs_recentchanges(100)) {
+			$list.="<li>";
+			$list.=join(", ", map { htmllink("", $_, 1) } @{$change->{pages}});
+			$list.="<br>\n";
+			$list.="changed ".$change->{when}." by ".
+			       htmllink("", $change->{user}, 1).
+			       ": <i>".$change->{message}."</i>\n";
+			$list.="</li>\n";
+		}
+		$list.="</ul>\n";
+		
+		print $q->header,
+		      $q->start_html("RecentChanges"),
+		      $q->h1("<a href=\"$url\">$wikiname</a>/ RecentChanges"),
+		      $list,
+		      $q->end_form,
+		      $q->end_html;
+		return;
+	}
+	
 	my ($page)=$q->param('page')=~/$wiki_file_regexp/;
 	if (! defined $page || ! length $page || $page ne $q->param('page') ||
 	    $page=~/$wiki_file_prune_regexp/ || $page=~/^\//) {
 		error("bad page name");
 	}
+	$page=lc($page);
 	
 	my $action=$q->request_uri;
 	$action=~s/\?.*//;
@@ -596,7 +686,6 @@ sub cgi () {
 		}
 
 		my @page_locs;
-		my $default_loc="";
 		my ($from)=$q->param('from')=~/$wiki_file_regexp/;
 		if (! defined $from || ! length $from ||
 		    $from ne $q->param('from') ||
@@ -604,29 +693,30 @@ sub cgi () {
 			@page_locs=$page;
 		}
 		else {
-			@page_locs="$from/$page";
-			$from=dirname($from);
+			my $dir=$from."/";
+			$dir=~s![^/]+/$!!;
+			push @page_locs, $dir.$page;
 			push @page_locs, "$from/$page";
-			$default_loc="$from/$page";
-			while (length $from) {
-				$from=dirname($from);
-				push @page_locs, "$from/$page";
+			while (length $dir) {
+				$dir=~s![^/]+/$!!;
+				push @page_locs, $dir.$page;
 			}
 		}
 		
 		$q->param("do", "save");
 		print $q->header,
-		      $q->start_html("$wikiname: Creating $page"),
-		      $q->h1("$wikiname: Creating $page"),
+		      $q->start_html("Creating $page"),
+		      $q->h1("<a href=\"$url\">$wikiname</a>/ Creating $page"),
 		      $q->start_form(-action => $action),
 		      $q->hidden('do'),
-		      $q->popup_menu('page', \@page_locs, $default_loc),
+		      "Select page location:",
+		      $q->popup_menu('page', \@page_locs),
 		      $q->textarea(-name => 'content',
 		               -default => "",
 		               -rows => 20,
 		               -columns => 80),
 		      $q->br,
-		      "Optional comment about this change",
+		      "Optional comment about this change:",
 		      $q->br,
 		      $q->textfield(-name => "comments", -size => 80),
 		      $q->br,
@@ -642,8 +732,8 @@ sub cgi () {
 		}
 		$q->param("do", "save");
 		print $q->header,
-		      $q->start_html("$wikiname: Editing $page"),
-		      $q->h1("$wikiname: Editing $page"),
+		      $q->start_html("Editing $page"),
+		      $q->h1("<a href=\"$url\">$wikiname</a>/ Editing $page"),
 		      $q->start_form(-action => $action),
 		      $q->hidden('do'),
 		      $q->hidden('page'),
@@ -652,7 +742,7 @@ sub cgi () {
 		               -rows => 20,
 		               -columns => 80),
 		      $q->br,
-		      "Optional comment about this change",
+		      "Optional comment about this change:",
 		      $q->br,
 		      $q->textfield(-name => "comments", -size => 80),
 		      $q->br,
@@ -695,8 +785,9 @@ sub cgi () {
 	else {
 		error("unknown do parameter");
 	}
-}
+} #}}}
 
+# main {{{
 my $rebuild=0;
 my $wrapper=0;
 if (grep /^-/, @ARGV) {
@@ -710,6 +801,7 @@ if (grep /^-/, @ARGV) {
 		"cgi" => \$cgi,
 		"url=s" => \$url,
 		"cgiurl=s" => \$cgiurl,
+		"historyurl=s" => \$historyurl,
 	) || usage();
 }
 usage() unless @ARGV == 2;
@@ -732,3 +824,4 @@ else {
 	refresh();
 	saveindex();
 }
+#}}}