X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/ef003f48f4a3fe8fb67fda62c70a299b07d75976..c1b80c54fa4915bb7174dd4333e9ced40dfee770:/IkiWiki/Plugin/search.pm

diff --git a/IkiWiki/Plugin/search.pm b/IkiWiki/Plugin/search.pm
index 393c17e0f..24b16fe2a 100644
--- a/IkiWiki/Plugin/search.pm
+++ b/IkiWiki/Plugin/search.pm
@@ -10,9 +10,13 @@ sub import {
 	hook(type => "getsetup", id => "search", call => \&getsetup);
 	hook(type => "checkconfig", id => "search", call => \&checkconfig);
 	hook(type => "pagetemplate", id => "search", call => \&pagetemplate);
-	hook(type => "postscan", id => "search", call => \&index);
+	hook(type => "indexhtml", id => "search", call => \&indexhtml);
 	hook(type => "delete", id => "search", call => \&delete);
 	hook(type => "cgi", id => "search", call => \&cgi);
+	hook(type => "disable", id => "search", call => \&disable);
+	hook(type => "needsbuild", id => "search", call => \&needsbuild);
+		
+	eval q{ use Search::Xapian }; # load early to work around #622591
 }
 
 sub getsetup () {
@@ -20,6 +24,7 @@ sub getsetup () {
 		plugin => {
 			safe => 1,
 			rebuild => 1,
+			section => "web",
 		},
 		omega_cgi => {
 			type => "string",
@@ -28,6 +33,13 @@ sub getsetup () {
 			safe => 0, # external program
 			rebuild => 0,
 		},
+		google_search => {
+			type => "booblean",
+			example => 1,
+			description => "use google site search rather than internal xapian index?",
+			safe => 1,
+			rebuild => 0,
+		},
 }
 
 sub checkconfig () {
@@ -40,6 +52,10 @@ sub checkconfig () {
 	if (! defined $config{omega_cgi}) {
 		$config{omega_cgi}="/usr/lib/cgi-bin/omega/omega";
 	}
+
+	# This is a mass dependency, so if the search form template
+	# changes, every page is rebuilt.
+	add_depends("", "templates/searchform.tmpl");
 }
 
 my $form;
@@ -52,7 +68,8 @@ sub pagetemplate (@) {
 	if ($template->query(name => "searchform")) {
 		if (! defined $form) {
 			my $searchform = template("searchform.tmpl", blind_cache => 1);
-			$searchform->param(searchaction => $config{cgiurl});
+			$searchform->param(searchaction => IkiWiki::cgiurl());
+			$searchform->param(html5 => $config{html5});
 			$form=$searchform->output;
 		}
 
@@ -62,14 +79,16 @@ sub pagetemplate (@) {
 
 my $scrubber;
 my $stemmer;
-sub index (@) {
+sub indexhtml (@) {
 	my %params=@_;
 
+	return if $config{google_search};
+
 	setupfiles();
 
 	# A unique pageterm is used to identify the document for a page.
 	my $pageterm=pageterm($params{page});
-	return $params{content} unless defined $pageterm;
+	return unless defined $pageterm;
 	
 	my $db=xapiandb();
 	my $doc=Search::Xapian::Document->new();
@@ -106,11 +125,17 @@ sub index (@) {
 	}
 	$sample=~s/\n/ /g;
 	
+	my $url=urlto($params{destpage}, "");
+	if (defined $pagestate{$params{page}}{meta}{permalink}) {
+		$url=$pagestate{$params{page}}{meta}{permalink}
+	}
+
 	# data used by omega
 	# Decode html entities in it, since omega re-encodes them.
 	eval q{use HTML::Entities};
+	error $@ if $@;
 	$doc->set_data(
-		"url=".urlto($params{page}, "")."\n".
+		"url=".$url."\n".
 		"sample=".decode_entities($sample)."\n".
 		"caption=".decode_entities($caption)."\n".
 		"modtime=$IkiWiki::pagemtime{$params{page}}\n".
@@ -149,6 +174,8 @@ sub index (@) {
 }
 
 sub delete (@) {
+	return if $config{google_search};
+
 	my $db=xapiandb();
 	foreach my $page (@_) {
 		my $pageterm=pageterm(pagename($page));
@@ -160,14 +187,20 @@ sub cgi ($) {
 	my $cgi=shift;
 
 	if (defined $cgi->param('P')) {
-		# only works for GET requests
-		chdir("$config{wikistatedir}/xapian") || error("chdir: $!");
-		$ENV{OMEGA_CONFIG_FILE}="./omega.conf";
-		$ENV{CGIURL}=$config{cgiurl},
-		IkiWiki::loadindex();
-		$ENV{HELPLINK}=htmllink("", "", "ikiwiki/searching",
-			noimageinline => 1, linktext => "Help");
-		exec($config{omega_cgi}) || error("$config{omega_cgi} failed: $!");
+		if ($config{google_search}) {
+			print $cgi->redirect("https://www.google.com/search?sitesearch=$config{url}&q=".$cgi->param('P'));
+			exit 0;
+		}
+		else {
+			# only works for GET requests
+			chdir("$config{wikistatedir}/xapian") || error("chdir: $!");
+			$ENV{OMEGA_CONFIG_FILE}="./omega.conf";
+			$ENV{CGIURL}=IkiWiki::cgiurl();
+			IkiWiki::loadindex();
+			$ENV{HELPLINK}=htmllink("", "", "ikiwiki/searching",
+				noimageinline => 1, linktext => "Help");
+			exec($config{omega_cgi}) || error("$config{omega_cgi} failed: $!");
+		}
 	}
 }
 
@@ -176,16 +209,17 @@ sub pageterm ($) {
 
 	# 240 is the number used by omindex to decide when to hash an
 	# overlong term. This does not use a compatible hash method though.
-	if (length $page > 240) {
-		eval q{use Digest::SHA1};
+	eval q{use Encode};
+	if (length encode_utf8($page) > 240) {
+		eval q{use Digest::SHA};
 		if ($@) {
-			debug("search: ".sprintf(gettext("need Digest::SHA1 to index %s"), $page)) if $@;
+			debug("search: ".sprintf(gettext("need Digest::SHA to index %s"), $page)) if $@;
 			return undef;
 		}
 
 		# Note no colon, therefore it's guaranteed to not overlap
 		# with a page with the same name as the hash..
-		return "U".lc(Digest::SHA1::sha1_hex($page));
+		return "U".lc(Digest::SHA::sha1_hex($page));
 	}
 	else {
 		return "U:".$page;
@@ -213,12 +247,43 @@ sub setupfiles () {
 		writefile("omega.conf", $config{wikistatedir}."/xapian",
 			"database_dir .\n".
 			"template_dir ./templates\n");
-		writefile("query", $config{wikistatedir}."/xapian/templates",
-			IkiWiki::misctemplate(gettext("search"),
-				readfile(IkiWiki::template_file("searchquery.tmpl"))));
+		omega_template();	
 		$setup=1;
 	}
 }
 }
 
+sub needsbuild {
+	my $list=shift;
+	if (grep {
+		$_ eq "templates/page.tmpl" ||
+		$_ eq "templates/searchquery.tmpl"
+	} @$list) {
+		omega_template();
+	}
+}
+
+sub omega_template {
+	# Avoid omega interpreting anything in the cgitemplate
+	# as an omegascript command.
+	eval q{use IkiWiki::CGI};
+	my $template=IkiWiki::cgitemplate(undef, gettext("search"), "\0",
+		searchform => "", # avoid showing the small search form
+	);
+	eval q{use HTML::Entities};
+	error $@ if $@;
+	$template=encode_entities($template, '\$');
+
+	my $querytemplate=readfile(IkiWiki::template_file("searchquery.tmpl"));
+	$template=~s/\0/$querytemplate/;
+	writefile("query", $config{wikistatedir}."/xapian/templates",
+		$template);
+}
+
+sub disable () {
+	if (-d $config{wikistatedir}."/xapian") {
+		system("rm", "-rf", $config{wikistatedir}."/xapian");
+	}
+}
+
 1