Fix numeric comparisons with undef

[git.ikiwiki.info.git] / IkiWiki / Plugin / search.pm

diff --git a/IkiWiki/Plugin/search.pm b/IkiWiki/Plugin/search.pm
index 8138cd67f86d159c3a611a8e7a6a4a90765c3bbc..24b16fe2a78c4607f89788cd78ea1d7e5a1ac137 100644 (file)
--- a/IkiWiki/Plugin/search.pm
+++ b/IkiWiki/Plugin/search.pm
@@ -33,6 +33,13 @@ sub getsetup () {
                        safe => 0, # external program
                        rebuild => 0,
                },
                        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 () {
 }
 
 sub checkconfig () {


@@ -75,6 +82,8 @@ my $stemmer;
 sub indexhtml (@) {
        my %params=@_;
 
 sub indexhtml (@) {
        my %params=@_;
 

+       return if $config{google_search};
+

        setupfiles();
 
        # A unique pageterm is used to identify the document for a page.
        setupfiles();
 
        # A unique pageterm is used to identify the document for a page.


@@ -165,6 +174,8 @@ sub indexhtml (@) {
 }
 
 sub delete (@) {
 }
 
 sub delete (@) {

+       return if $config{google_search};
+

        my $db=xapiandb();
        foreach my $page (@_) {
                my $pageterm=pageterm(pagename($page));
        my $db=xapiandb();
        foreach my $page (@_) {
                my $pageterm=pageterm(pagename($page));


@@ -176,14 +187,20 @@ sub cgi ($) {
        my $cgi=shift;
 
        if (defined $cgi->param('P')) {
        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}=IkiWiki::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: $!");
+               }

        }
 }
 
        }
 }
 


@@ -192,7 +209,8 @@ 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.
 
        # 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 $page > 240) {
+       eval q{use Encode};
+       if (length encode_utf8($page) > 240) {

                eval q{use Digest::SHA};
                if ($@) {
                        debug("search: ".sprintf(gettext("need Digest::SHA to index %s"), $page)) if $@;
                eval q{use Digest::SHA};
                if ($@) {
                        debug("search: ".sprintf(gettext("need Digest::SHA to index %s"), $page)) if $@;