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Diff for /loncom/interface/lonsearchcat.pm between versions 1.309 and 1.345

version 1.309, 2009/07/02 17:05:31	version 1.345, 2015/06/12 21:11:07
Line 52 search (on a server basis) is displayed	Line 52 search (on a server basis) is displayed

=head1 Internals	=head1 Internals

=over 4

=cut	=cut

###############################################################################	###############################################################################
Line 78 use HTML::Entities();	Line 76 use HTML::Entities();
use Parse::RecDescent;	use Parse::RecDescent;
use Apache::lonnavmaps;	use Apache::lonnavmaps;
use Apache::lonindexer();	use Apache::lonindexer();
	use Apache::lonwishlist();
use LONCAPA;	use LONCAPA;
	use Time::HiRes qw(sleep);

######################################################################	######################################################################
######################################################################	######################################################################
Line 118 sub handler {	Line 118 sub handler {
# This is set and used in &handler() and is also used in	# This is set and used in &handler() and is also used in
# &output_results().	# &output_results().

my $loaderror=&Apache::lonnet::overloaderror($r);
if ($loaderror) { return $loaderror; }
#	#
my $closebutton; # button that closes the search window	my $closebutton; # button that closes the search window
# This button is different for the RAT compared to	# This button is different for the RAT compared to
Line 146 sub handler {	Line 144 sub handler {
## this once, so the pause indicator is deleted	## this once, so the pause indicator is deleted
##	##
if (exists($env{'form.pause'})) {	if (exists($env{'form.pause'})) {
sleep(1);	Time::HiRes::sleep(0.1);
delete($env{'form.pause'});	delete($env{'form.pause'});
}	}
##	##
## Initialize global variables	## Initialize global variables
##	##
my $domain = $r->dir_config('lonDefDomain');	my $domain = $r->dir_config('lonDefDomain');
$diropendb= "/home/httpd/perl/tmp/".	my $temp_file_dir = LONCAPA::tempdir();
	$diropendb= $temp_file_dir .
"$env{'user.domain'}_$env{'user.name'}_sel_res.db";	"$env{'user.domain'}_$env{'user.name'}_sel_res.db";
#	#
# set the name of the persistent database	# set the name of the persistent database
Line 164 sub handler {	Line 163 sub handler {
$env{'form.persistent_db_id'} = time;	$env{'form.persistent_db_id'} = time;
}	}

my $persistent_db_file = "/home/httpd/perl/tmp/".	my $persistent_db_file = $temp_file_dir .
&escape($domain).	&escape($domain).
'_'.&escape($env{'user.name'}).	'_'.&escape($env{'user.name'}).
'_'.$env{'form.persistent_db_id'}.'_persistent_search.db';	'_'.$env{'form.persistent_db_id'}.'_persistent_search.db';
Line 172 sub handler {	Line 171 sub handler {
&Apache::lonhtmlcommon::clear_breadcrumbs();	&Apache::lonhtmlcommon::clear_breadcrumbs();

my @allowed_searches = ('portfolio');	my @allowed_searches = ('portfolio');
if (&Apache::lonnet::allowed('bre',$env{'request.role.domain'})) {	if (&Apache::lonnet::allowed('bre',$env{'request.role.domain'}) eq 'F') {
push(@allowed_searches,'res');	push(@allowed_searches,'res');
}	}
if (exists($env{'request.course.id'}) && $env{'request.course.id'} ne '') {
push(@allowed_searches,'course');
}
my $crumb_text = 'Portfolio Search';	my $crumb_text = 'Portfolio Search';
if (@allowed_searches == 3) {	if (@allowed_searches ==2) {
$crumb_text = 'Course, Portfolio and Catalog Search';	$crumb_text = 'Portfolio and Catalog Search';
} elsif (@allowed_searches ==2) {
if (grep(/^res$/,@allowed_searches)) {
$crumb_text = 'Portfolio and Catalog Search';
} elsif (grep(/^course$/,@allowed_searches)) {
$crumb_text = 'Portfolio and Course Search';
}
}	}
&Apache::lonhtmlcommon::add_breadcrumb	&Apache::lonhtmlcommon::add_breadcrumb
({href=>'/adm/searchcat?'.	({href=>'/adm/searchcat?'.
Line 204 sub handler {	Line 194 sub handler {
&Apache::lonnet::logthis('lonsearchcat:'.	&Apache::lonnet::logthis('lonsearchcat:'.
'Unable to recover data from '.	'Unable to recover data from '.
$persistent_db_file);	$persistent_db_file);
my $msg =	my $msg =
'We were unable to retrieve data describing your search. '.	&mt('We were unable to retrieve data describing your search.').
'This is a serious error and has been logged. '.	' '.&mt('This is a serious error and has been logged.').
'Please alert your LON-CAPA administrator.';	'<br />'.
&Apache::loncommon::simple_error_page($r,'Search Error',	&mt('Please alert your LON-CAPA administrator.');
$msg);	&Apache::loncommon::simple_error_page(
	$r,'Search Error',
	$msg,
	{'no_auto_mt_msg' => 1});
return OK;	return OK;
}	}
}	}
Line 266 sub handler {	Line 259 sub handler {
## Configure dynamic components of interface	## Configure dynamic components of interface
##	##
if ($env{'form.catalogmode'} eq 'interactive') {	if ($env{'form.catalogmode'} eq 'interactive') {
$closebutton="<input type='button' name='close' value='".&mt('CLOSE')."' ";	$closebutton="<input type='button' name='close' value='".&mt('Close')."' ";
if ($env{'form.phase'} =~ /(results\|run_search)/) {	if ($env{'form.phase'} =~ /(results\|run_search)/) {
$closebutton .="onClick='parent.close()'";	$closebutton .="onclick='parent.close()'";
} else {	} else {
$closebutton .="onClick='self.close()'";	$closebutton .="onclick='self.close()'";
}	}
$closebutton .=">\n";	$closebutton .=" />\n";
} elsif ($env{'form.catalogmode'} eq 'import') {	} elsif ($env{'form.catalogmode'} eq 'import') {
$closebutton="<input type='button' name='close' value='".&mt('CLOSE')."' ";	$closebutton="<input type='button' name='close' value='".&mt('Close')."' ";
if ($env{'form.phase'} =~ /(results\|run_search)/) {	if ($env{'form.phase'} =~ /(results\|run_search)/) {
$closebutton .="onClick='parent.close()'";	$closebutton .="onclick='parent.close()'";
} else {	} else {
$closebutton .="onClick='self.close()'";	$closebutton .="onclick='self.close()'";
}	}
$closebutton .= ">";	$closebutton .= " />";
my $txt_import = &mt('IMPORT');	my $txt_import = &mt('IMPORT');
$importbutton=<<END;	$importbutton=<<END;
<input type='button' name='import' value='$txt_import'	<input type='button' name='import' value='$txt_import'
onClick='javascript:select_group()'>	onclick='javascript:select_group()' />
END	END
} else {	} else {
$closebutton = '';	$closebutton = '';
Line 303 END	Line 296 END
if ($env{'form.phase'} eq 'adv_search' \|\|	if ($env{'form.phase'} eq 'adv_search' \|\|
$env{'form.phase'} eq 'disp_adv') {	$env{'form.phase'} eq 'disp_adv') {
$env{'form.searchmode'} = 'advanced';	$env{'form.searchmode'} = 'advanced';
} elsif ($env{'form.phase'} eq 'course_search') {
$env{'form.searchmode'} = 'course_search';
}	}
#	#
if ($env{'form.searchmode'} eq 'advanced') {	if ($env{'form.searchmode'} eq 'advanced') {
Line 320 END	Line 311 END
'&mode='.$env{'form.mode'},	'&mode='.$env{'form.mode'},
text=>"Advanced $srchtype Search",	text=>"Advanced $srchtype Search",
bug=>'Searching',});	bug=>'Searching',});
} elsif ($env{'form.searchmode'} eq 'course search') {	}
&Apache::lonhtmlcommon::add_breadcrumb
({href=>'/adm/searchcat?'.&Apache::loncommon::inhibit_menu_check().
'&phase=disp_adv'.
'catalogmode='.$env{'form.catalogmode'}.
'&launch='.$env{'form.launch'}.
'&mode='.$env{'form.mode'},
text=>"Course Search",
bug=>'Searching',});
}
##	##
## Switch on the phase	## Switch on the phase
##	##
Line 341 END	Line 323 END
&display_results($r,$importbutton,$closebutton,$diropendb,	&display_results($r,$importbutton,$closebutton,$diropendb,
$env{'form.area'});	$env{'form.area'});
} elsif ($env{'form.phase'} =~ /^(sort\|run_search)$/) {	} elsif ($env{'form.phase'} =~ /^(sort\|run_search)$/) {
my ($query,$customquery,$customshow,$libraries,$pretty_string) =	my ($query,$customquery,$customshow,$libraries,$pretty_string,$domainsref) =
&get_persistent_data($persistent_db_file,	&get_persistent_data($persistent_db_file,
['query','customquery','customshow',	['query','customquery','customshow',
'libraries','pretty_string']);	'libraries','pretty_string','domains']);
if ($env{'form.phase'} eq 'sort') {	if ($env{'form.phase'} eq 'sort') {
&print_sort_form($r,$pretty_string);	&print_sort_form($r,$pretty_string);
} elsif ($env{'form.phase'} eq 'run_search') {	} elsif ($env{'form.phase'} eq 'run_search') {
&run_search($r,$query,$customquery,$customshow,	&run_search($r,$query,$customquery,$customshow,
$libraries,$pretty_string,$env{'form.area'});	$libraries,$pretty_string,$env{'form.area'},$domainsref);
}	}
} elsif ($env{'form.phase'} eq 'course_search') {
&course_search($r);
} elsif(($env{'form.phase'} eq 'basic_search') \|\|	} elsif(($env{'form.phase'} eq 'basic_search') \|\|
($env{'form.phase'} eq 'adv_search')) {	($env{'form.phase'} eq 'adv_search')) {
#	#
# We are running a search, try to parse it	# We are running a search, try to parse it
my ($query,$customquery,$customshow,$libraries) =	my ($query,$customquery,$customshow,$libraries,$domains) =
(undef,undef,undef,undef);	(undef,undef,undef,undef,undef);
my $pretty_string;	my $pretty_string;
if ($env{'form.phase'} eq 'basic_search') {	if ($env{'form.phase'} eq 'basic_search') {
($query,$pretty_string,$libraries) =	($query,$pretty_string,$libraries,$domains) =
&parse_basic_search($r,$closebutton,$hidden_fields);	&parse_basic_search($r,$closebutton,$hidden_fields);
return OK if (! defined($query));	return OK if (! defined($query));
&make_persistent({ basicexp => $env{'form.basicexp'}},	&make_persistent({ basicexp => $env{'form.basicexp'}},
$persistent_db_file);	$persistent_db_file);
} else { # Advanced search	} else { # Advanced search
($query,$customquery,$customshow,$libraries,$pretty_string)	($query,$customquery,$customshow,$libraries,$pretty_string,$domains)
= &parse_advanced_search($r,$closebutton,$hidden_fields);	= &parse_advanced_search($r,$closebutton,$hidden_fields);
return OK if (! defined($query));	return OK if (! defined($query));
}	}
Line 375 END	Line 355 END
customquery => $customquery,	customquery => $customquery,
customshow => $customshow,	customshow => $customshow,
libraries => $libraries,	libraries => $libraries,
pretty_string => $pretty_string },	pretty_string => $pretty_string,
	domains => $domains },
$persistent_db_file);	$persistent_db_file);
#	#
# Set up table	# Set up table
Line 448 sub hidden_field {	Line 429 sub hidden_field {
}	}

######################################################################	######################################################################
######################################################################
##
## Course Search
##
######################################################################
######################################################################
{ # Scope the course search to avoid global variables
#
# Variables For course search
my %alreadyseen;
my %hash;
my $totalfound;

sub make_symb {
my ($id)=@_;
my ($mapid,$resid)=split(/\./,$id);
my $map=$hash{'map_id_'.$mapid};
my $res=$hash{'src_'.$id};
my $symb=&Apache::lonnet::encode_symb($map,$resid,$res);
return $symb;
}

sub course_search {
my $r=shift;
my $pretty_search_string = '<b>'.$env{'form.courseexp'}.'</b>';
my $search_string = $env{'form.courseexp'};
my @New_Words;
undef(%alreadyseen);
if ($env{'form.crsrelated'}) {
($search_string,@New_Words) = &related_version($env{'form.courseexp'});
if (@New_Words) {
$pretty_search_string .= ' '.&mt("with related words").": <b>@New_Words</b>.";
} else {
$pretty_search_string .= ' '.&mt('with no related words').".";
}
}
my $fulltext=$env{'form.crsfulltext'};
my $discuss=$env{'form.crsdiscuss'};
my @allwords=($search_string,@New_Words);
$totalfound=0;
$r->print(&Apache::loncommon::start_page('Course Search').
'<hr /><center><font size="+2" face="arial">'.
$pretty_search_string.'</font></center>'.
'<hr /><b>'.&mt('Course content').':</b><br />');
$r->rflush();
# ======================================================= Go through the course
my $c=$r->connection;
if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
&GDBM_READER(),0640)) {
foreach (sort(keys(%hash))) {
if ($c->aborted()) { last; }
if (($_=~/^src\_(.+)$/)) {
if ($hash{'randomout_'.$1} & !$env{'request.role.adv'}) {
next;
}
my $symb=&make_symb($1);
&checkonthis($r,$1,$hash{$_},0,&Apache::lonnet::gettitle($symb),
$fulltext,$symb,@allwords);
}
}
untie(%hash);
}
unless ($totalfound) {
$r->print('<p>'.&mt('No matches found in resources').'.</p>');
}

# Check discussions if requested
if ($discuss) {
my $totaldiscussions = 0;
$r->print('<br /><br /><b>'.&mt('Discussion postings').':</b><br />');
my $navmap = Apache::lonnavmaps::navmap->new();
if (defined($navmap)) {
my @allres=$navmap->retrieveResources();
my %discussiontime = &Apache::lonnet::dump('discussiontimes',
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});
foreach my $resource (@allres) {
my $result = '';
my $applies = 0;
my $symb = $resource->symb();
my $ressymb = $symb;
if ($symb =~ m#(___adm/$LONCAPA::domain_re/$LONCAPA::username_re)/(\d+)/bulletinboard$#) {
$ressymb = 'bulletin___'.$2.$1.'/'.$2.'/bulletinboard';
unless ($ressymb =~ m#bulletin___\d+___adm/wrapper#) {
$ressymb=~s#(bulletin___\d+___)#$1adm/wrapper/#;
}
}
if (defined($discussiontime{$ressymb})) {
my %contrib = &Apache::lonnet::restore($ressymb,$env{'request.course.id'},
$env{'course.'.$env{'request.course.id'}.'.domain'},
$env{'course.'.$env{'request.course.id'}.'.num'});
if ($contrib{'version'}) {
for (my $id=1;$id<=$contrib{'version'};$id++) {
unless (($contrib{'hidden'}=~/\.$id\./) \|\| ($contrib{'deleted'}=~/\.$id\./)) {
if ($contrib{$id.':subject'}) {
$result .= $contrib{$id.':subject'};
}
if ($contrib{$id.':message'}) {
$result .= $contrib{$id.':message'};
}
if ($contrib{$id,':attachmenturl'}) {
if ($contrib{$id,':attachmenturl'} =~ m-/([^/]+)$-) {
$result .= $1;
}
}
$applies = &checkwords($result,$applies,@allwords);
}
}
}
}
# Does this discussion apply?
if ($applies) {
my ($map,$ind,$url)=&Apache::lonnet::decode_symb($ressymb);
my $disctype = &mt('resource');
if ($url =~ m#/bulletinboard$#) {
if ($url =~m#^adm/wrapper/adm/.*/bulletinboard$#) {
$url =~s#^adm/wrapper##;
}
$disctype = &mt('discussion board');
} else {
$url = '/res/'.$url;
}
if ($url =~ /\?/) {
$url .= '&symb=';
} else {
$url .= '?symb=';
}
$url .= &escape($resource->symb());
my $title = $resource->compTitle();
$r->print('<br /><a href="'.$url.'" target="cat">'.
($title?$title:$url).'</a>  - '.
$disctype.'<br />');
$totaldiscussions++;
} else {
$r->print(' .');
}
}
unless ($totaldiscussions) {
$r->print('<p>'.&mt('No matches found in postings').'.</p>');
}
} else {
$r->print('<div class="LC_error">'.&mt('An error occurred retrieving information about resources in the course.').'<br />'.&mt('It is recommended that you [_1]re-initialize the course[_2] and then try your search again.','<a href="/adm/roles">','</a>').'</div>');
}
}

# =================================================== Done going through course
$r->print(&Apache::loncommon::end_page());
}

# =============================== This pulls up a resource and its dependencies

sub checkonthis {
my ($r,$id,$url,$level,$title,$fulltext,$symb,@allwords)=@_;
$alreadyseen{$id}=1;
if (&Apache::loncommon::connection_aborted($r)) { return; }
$r->rflush();

my $result=$title.' ';
if ($env{'request.role.adv'} \|\| !$hash{'encrypted_'.$id}) {
$result.=&Apache::lonnet::metadata($url,'title').' '.
&Apache::lonnet::metadata($url,'subject').' '.
&Apache::lonnet::metadata($url,'abstract').' '.
&Apache::lonnet::metadata($url,'keywords');
}
my ($extension)=($url=~/\.(\w+)$/);
if (&Apache::loncommon::fileembstyle($extension) eq 'ssi' &&
($url) && ($fulltext)) {
$result.=&Apache::lonnet::ssi_body($url.'?symb='.&escape($symb));
}
$result=~s/\s+/ /gs;
my $applies = 0;
$applies = &checkwords($result,$applies,@allwords);
# Does this resource apply?
if ($applies) {
$r->print('<br />');
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
my $href=$url;
if ($hash{'encrypted_'.$id} && !$env{'request.role.adv'}) {
$href=&Apache::lonenc::encrypted($href)
.'?symb='.&Apache::lonenc::encrypted($symb);
} else {
$href.='?symb='.&escape($symb);
}
$r->print('<a href="'.$href.'" target="cat">'.($title?$title:$url).
'</a><br />');
$totalfound++;
} elsif ($fulltext) {
$r->print(' .');
}
$r->rflush();
# Check also the dependencies of this one
my $dependencies=
&Apache::lonnet::metadata($url,'dependencies');
foreach (split(/\,/,$dependencies)) {
if (($_=~/^\/res\//) && (!$alreadyseen{$id})) {
&checkonthis($r,$id,$_,$level+1,'',$fulltext,undef,@allwords);
}
}
}

sub checkwords {
my ($result,$applies,@allwords) = @_;
foreach (@allwords) {
if ($_=~/\w/) {
if ($result=~/$_/si) {
$applies++;
}
}
}
return $applies;
}

sub untiehash {
if (tied(%hash)) {
untie(%hash);
}
}

} # End of course search scoping


######################################################################
######################################################################

=pod	=pod

	=over 4

=item &print_basic_search_form()	=item &print_basic_search_form()

Prints the form for the basic search. Sorry the name is so cryptic.	Prints the form for the basic search. Sorry the name is so cryptic.
Line 692 sub print_basic_search_form {	Line 450 sub print_basic_search_form {
$env{'form.catalogmode'} ne 'import');	$env{'form.catalogmode'} ne 'import');
my $scrout = &Apache::loncommon::start_page('Content Library').$bread_crumb;	my $scrout = &Apache::loncommon::start_page('Content Library').$bread_crumb;
# Search form for resource space	# Search form for resource space
if (&Apache::lonnet::allowed('bre',$env{'request.role.domain'})) {	if (&Apache::lonnet::allowed('bre',$env{'request.role.domain'}) eq 'F') {
$scrout .= &setup_basic_search($r,'res',$hidden_fields,$closebutton);	$scrout .= &setup_basic_search($r,'res',$hidden_fields,$closebutton);
$scrout .= '<hr /><br />';	$scrout .= '<hr /><br />';
}	}
# Search form for accessible portfolio files	# Search form for accessible portfolio files
$scrout.= &setup_basic_search($r,'portfolio',$hidden_fields,$closebutton);	$scrout.= &setup_basic_search($r,'portfolio',$hidden_fields,$closebutton);
if ($env{'request.course.id'}) {
my %lt=&Apache::lonlocal::texthash('srch' => 'Search',
'header' => 'Course Search',
'note' => 'Enter terms or phrases, then press "Search" below',
'use' => 'use related words',
'full' =>'fulltext search (time consuming)',
'disc' => 'search discussion postings (resources and discussion boards)',
);
$scrout.=(<<ENDCOURSESEARCH);
<form name="loncapa_search" method="post" action="/adm/searchcat">
<center>
<hr />
<h1>$lt{'header'}</h1>
<input type="hidden" name="phase" value="course_search" />
$hidden_fields
<p>
$lt{'note'}.
</p>
<p>
<table>
<tr><td>
ENDCOURSESEARCH
$scrout.=' '.
&Apache::lonhtmlcommon::textbox('courseexp',
$env{'form.courseexp'},40);
my $crscheckbox =
&Apache::lonhtmlcommon::checkbox('crsfulltext',
$env{'form.crsfulltext'});
my $relcheckbox =
&Apache::lonhtmlcommon::checkbox('crsrelated',
$env{'form.crsrelated'});
my $discheckbox =
&Apache::lonhtmlcommon::checkbox('crsdiscuss',
$env{'form.crsrelated'});
$scrout.=(<<ENDENDCOURSE);
</td></tr>
<tr><td><label>$relcheckbox $lt{'use'}</label></td><td></td></tr>
<tr><td><label>$crscheckbox $lt{'full'}</label></td><td></td></tr>
<tr><td><label>$discheckbox $lt{'disc'}</label></td><td></td></tr>
</table><p>
<input type="submit" name="coursesubmit" value='$lt{'srch'}' />
</p>
</center>
</form>
ENDENDCOURSE
}
$scrout .= &Apache::loncommon::end_page();	$scrout .= &Apache::loncommon::end_page();
$r->print($scrout);	$r->print($scrout);
return;	return;
Line 757 sub setup_basic_search {	Line 469 sub setup_basic_search {
portfolio => 'Portfolio Search',	portfolio => 'Portfolio Search',
);	);
my ($userelatedwords,$onlysearchdomain,$inclext,$adv_search_link,$scrout);	my ($userelatedwords,$onlysearchdomain,$inclext,$adv_search_link,$scrout);
$userelatedwords = '<label>'.&mt('[_1] use related words',
&Apache::lonhtmlcommon::checkbox('related',$env{'form.related'},'related')).	$userelatedwords = '<label>'
'</label>';	.&Apache::lonhtmlcommon::checkbox(
$onlysearchdomain = '<label>'.&mt('[_1] only search domain [_2]',	'related',
&Apache::lonhtmlcommon::checkbox('domains',$env{'form.domains'},	$env{'form.related'},
$r->dir_config('lonDefDomain')),	'related')
$r->dir_config('lonDefDomain')).	.' '
'</label>';	.&mt('use related words')
	.'</label>';

	$onlysearchdomain = '<label>'
	.&Apache::lonhtmlcommon::checkbox(
	'domains',
	$env{'form.domains'},
	$r->dir_config('lonDefDomain'))
	.' '
	.&mt('only search domain [_1]'
	,'<b>'.$r->dir_config('lonDefDomain').'</b>')
	.'</label>';

$adv_search_link = '<a href="/adm/searchcat?'.	$adv_search_link = '<a href="/adm/searchcat?'.
&Apache::loncommon::inhibit_menu_check().	&Apache::loncommon::inhibit_menu_check().
'&phase=disp_adv'.	'&phase=disp_adv'.
Line 785 sub setup_basic_search {	Line 509 sub setup_basic_search {
$scrout .= '<input type="hidden" name="area" value="'.$area.'" />';	$scrout .= '<input type="hidden" name="area" value="'.$area.'" />';
}	}
#	#
$scrout .= '<center>'.$/;	$scrout .= '<div align="center">'.$/;
# if ($env{'request.course.id'}) {	# if ($env{'request.course.id'}) {
$scrout .= '<h1>'.$lt{$area}.'</h1>';	$scrout .= '<h1>'.$lt{$area}.'</h1>';
# } else {	# } else {
Line 797 sub setup_basic_search {	Line 521 sub setup_basic_search {
&Apache::lonhtmlcommon::textbox('basicexp',	&Apache::lonhtmlcommon::textbox('basicexp',
$env{'form.basicexp'},50).	$env{'form.basicexp'},50).
'<br />'.	'<br />'.
'<font size="-1">'.&searchhelp().'</font>'.'</td>'.	'<span class="LC_fontsize_small">'.&searchhelp().'</span>'.'</td>'.
'<td><font size="-1">'.	'<td>'.
'<span class="LC_nobreak">'.(' 'x3).$adv_search_link.'</span>'.'<br />'.	'<span class="LC_nobreak">'.(' 'x3).$adv_search_link.'</span>'.'<br />'.
'<span class="LC_nobreak">'.(' 'x1).$userelatedwords.'</span>'.'<br />'.	'<span class="LC_nobreak">'.(' 'x1).$userelatedwords.'</span>'.'<br />'.
'<span class="LC_nobreak">'.(' 'x1).$onlysearchdomain.'</span>'.'<br />'.	'<span class="LC_nobreak">'.(' 'x1).$onlysearchdomain.'</span>'.'<br />'.
'<span class="LC_nobreak">'.(' 'x1).$inclext.'</span>'.'<br />'.	'<span class="LC_nobreak">'.(' 'x1).$inclext.'</span>'.'<br />'.
'</font></td>'.	'</td>'.
'</tr>'.$/;	'</tr>'.
	'</table>'.$/;
	#
	$scrout .= '<p>'
	.&viewoptions()
	.'</p>'
	.'<p>'
	.'<input type="submit" name="basicsubmit" '
	.'value="'.&mt('Search').'" />'
	.' '
	.$closebutton
	.'</p>';
#	#
$scrout .= '<tr><td align="center" colspan="2">'.	$scrout .= '</div>'.'</form>';
'<font size="-1">'.
'<input type="submit" name="basicsubmit" '.
'value="'.&mt('Search').'" />'.
(' 'x2).$closebutton.(' 'x2). &viewoptions().
'</font>'.
'</td></tr>'.$/;
$scrout .= '</table>'.$/.'</center>'.'</form>';
return $scrout;	return $scrout;
}	}

Line 839 sub print_advanced_search_form{	Line 567 sub print_advanced_search_form{
'reset' => 'Reset',	'reset' => 'Reset',
'help' => 'Help');	'help' => 'Help');
my $advanced_buttons=<<"END";	my $advanced_buttons=<<"END";
	<p>
<input type="submit" name="advancedsubmit" value='$lt{"srch"}' />	<input type="submit" name="advancedsubmit" value='$lt{"srch"}' />
<input type="reset" name="reset" value='$lt{"reset"}' />	<input type="reset" name="reset" value='$lt{"reset"}' />
$closebutton	$closebutton
	</p>
END	END
my $srchtype = 'Catalog';	my $srchtype = 'Catalog';
my $jscript;	my $jscript;
if ($env{'form.area'} eq 'portfolio') {	if ($env{'form.area'} eq 'portfolio') {
$srchtype = 'Portfolio';	$srchtype = 'Portfolio';
$jscript = '<script type="text/javascript">	$jscript = '<script type="text/javascript">
	// <![CDATA[
function additional_metadata() {	function additional_metadata() {
if (document.advsearch.newfield.checked) {	if (document.advsearch.newfield.checked) {
document.advsearch.phase.value = "disp_adv";	document.advsearch.phase.value = "disp_adv";
Line 855 function additional_metadata() {	Line 586 function additional_metadata() {
document.advsearch.submit();	document.advsearch.submit();
}	}
}	}
	// ]]>
</script>';	</script>';
}	}
my $scrout= &Apache::loncommon::start_page("Advanced $srchtype Search",	my $scrout= &Apache::loncommon::start_page("Advanced $srchtype Search",
$jscript);	$jscript);
$scrout .= <<"ENDHEADER";	$scrout .= $bread_crumb;
$bread_crumb
<form method="post" action="/adm/searchcat" name="advsearch">	$scrout .= '<form method="post" action="/adm/searchcat" name="advsearch">'
<p>	.$hidden_fields
$advanced_buttons	.'<input type="hidden" name="phase" value="adv_search" />';
ENDHEADER
$scrout.=(' 'x2).&viewoptions().'</p>'.$hidden_fields.	$scrout .= '<fieldset>'."\n"
'<input type="hidden" name="phase" value="adv_search" />';	.'<legend>'.&mt('Display Options').'</legend>'."\n"
	.&viewoptions()
	.'</fieldset>';

	$scrout .= $advanced_buttons;

	$scrout .= &Apache::lonhtmlcommon::start_pick_box();

my %fields=&Apache::lonmeta::fieldnames();	my %fields=&Apache::lonmeta::fieldnames();
#
$scrout .= '<h3>'.&mt("Standard $srchtype Metadata").'</h3>';	# Standard Metadata
$scrout .= "<table>\n";	$scrout .= &Apache::lonhtmlcommon::row_headline()
$scrout .= '<tr><td> </td><td colspan="2"><font size="-1">'.	.'<h3>'.&mt("Standard $srchtype Metadata").'</h3>'
(' 'x2).&searchhelp()."</font></td></tr>\n";	.&searchhelp()
	.&Apache::lonhtmlcommon::row_closure();
my %related_word_search =	my %related_word_search =
('title' => 1,	('title' => 1,
'author' => 0,	'author' => 0,
Line 884 ENDHEADER	Line 624 ENDHEADER
'abstract' => 1,	'abstract' => 1,
'standards'=> 1,	'standards'=> 1,
'mime' => 1,	'mime' => 1,
'subject' => 1,	'subject' => 1,
);	);
#	#
foreach my $field ('title','author','subject','owner','authorspace',	foreach my $field ('title','author','subject','owner','authorspace',
'modifyinguser','keywords','notes','abstract',	'modifyinguser','keywords','notes','abstract',
'standards','mime') {	'standards','mime') {
$scrout.='<tr><td align="right">'.&titlefield($fields{$field}).'</td><td>'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield($fields{$field}))
&Apache::lonmeta::prettyinput($field,	.&Apache::lonmeta::prettyinput($field,
$env{'form.'.$field},	$env{'form.'.$field},
$field,	$field,
'advsearch',	'advsearch',
$related_word_search{$field},	$related_word_search{$field},
'</td><td align="left">',	'',
$env{'form.'.$field.'_related'},	$env{'form.'.$field.'_related'},
50);	50);
if ($related_word_search{$field}) {	if ($related_word_search{$field}) {
$scrout .= &mt('related words');	$scrout .= &mt('related words');
} else {	} else {
$scrout .= '</td><td> ';	$scrout .= '';
}	}
$scrout .= '</td></tr>'.$/;	$scrout .= &Apache::lonhtmlcommon::row_closure();
}	}
foreach my $field ('lowestgradelevel','highestgradelevel') {	foreach my $field ('lowestgradelevel','highestgradelevel') {
$scrout.='<tr>'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield($fields{$field}))
'<td align="right">'.&titlefield($fields{$field}).'</td>'.	.&Apache::lonmeta::prettyinput($field,
'<td colspan="2">'.
&Apache::lonmeta::prettyinput($field,
$env{'form.'.$field},	$env{'form.'.$field},
$field,	$field,
'advsearch',	'advsearch',
0).	0)
'</td></tr>'.$/;	.&Apache::lonhtmlcommon::row_closure();
}	}
$scrout.='<tr><td align="right">'.
&titlefield(&mt('MIME Type Category')).'</td><td colspan="2">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('MIME Type Category')))
&Apache::loncommon::filecategoryselect('category',	.&Apache::loncommon::filecategoryselect('category',
$env{'form.category'}).	$env{'form.category'})
'</td></tr>'.$/;	.&Apache::lonhtmlcommon::row_closure();
$scrout.='<tr><td align="right" valign="top">'.
&titlefield(&mt('Domains')).'</td><td colspan="2">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('Domains')))
&Apache::loncommon::domain_select('domains',	.&Apache::loncommon::domain_select('domains',
$env{'form.domains'},1).	$env{'form.domains'},1)
'<br /><label>';	.&Apache::lonhtmlcommon::row_closure();
$scrout .= '</td></tr>'.$/;
#
# Misc metadata	# Misc metadata
if ($env{'form.area'} ne 'portfolio') {	if ($env{'form.area'} ne 'portfolio') {
$scrout.='<tr><td align="right" valign="top">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('Copyright/Distribution')))
&titlefield(&mt('Copyright/Distribution')).	.&Apache::lonmeta::selectbox('copyright',
'</td><td colspan="2">'.
&Apache::lonmeta::selectbox('copyright',
$env{'form.copyright'},	$env{'form.copyright'},
\&Apache::loncommon::copyrightdescription,	\&Apache::loncommon::copyrightdescription,
( undef,	( undef,
&Apache::loncommon::copyrightids)	&Apache::loncommon::copyrightids)
).'</td></tr>'.$/;	)
	.&Apache::lonhtmlcommon::row_closure();
}	}
$scrout.='<tr><td align="right" valign="top">'.
&titlefield(&mt('Language')).'</td><td colspan="2">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('Language')))
&Apache::lonmeta::selectbox('language',	.&Apache::lonmeta::selectbox('language',
$env{'form.language'},	$env{'form.language'},
\&Apache::loncommon::languagedescription,	\&Apache::loncommon::languagedescription,
('any',&Apache::loncommon::languageids)	('any',&Apache::loncommon::languageids)
).'</td></tr>';	)
$scrout .= "</table>\n";	.&Apache::lonhtmlcommon::row_closure();


	# Portfolio Metadata
if ($env{'form.area'} eq 'portfolio') {	if ($env{'form.area'} eq 'portfolio') {
# Added fields	# Added fields
my $curnumadd = $env{'form.numaddedfields'};	my $curnumadd = $env{'form.numaddedfields'};
if ($curnumadd eq '') {	if ($curnumadd eq '') {
$curnumadd = 1;	$curnumadd = 1;
}	}
$scrout .= '<h3>'.&mt('Custom Metadata fields').'</h3>';	$scrout .= &Apache::lonhtmlcommon::row_headline()
$scrout .= "<table>\n";	.'<h3>'.&mt('Custom Metadata fields').'</h3>'
$scrout .= '<tr><td> </td><td align="center">'.	.&Apache::lonhtmlcommon::row_closure()
&mt('Field Name').'</td>'.'<td align="center">'.	.&Apache::lonhtmlcommon::row_title('')
&mt('Field Value(s)').'</td></tr>';	.&mt('Field Name').' \| '.&mt('Field Value(s)')
	.&Apache::lonhtmlcommon::row_closure();

for (my $j=0; $j<$curnumadd; $j++) {	for (my $j=0; $j<$curnumadd; $j++) {
my $num = $j+1;	my $num = $j+1;
$scrout .= '<tr><td>'.&mt('Custom metadata [_1]: ',$num).	$scrout .= &Apache::lonhtmlcommon::row_title(&mt('Custom metadata [_1]',$num))
'</td><td align="center">'.	.'<input type="text"'
'<input type="text" name="addedfield_'.$j.	.' name="addedfield_'.$j.'" size="10"'
'" size="10" value="'.$env{'form.addedfield_'.$j}.	.' value="'.$env{'form.addedfield_'.$j}.'" />'
'" /></td>'.	.' '
'<td align="center"><input type="text" '.	.'<input type="text" '
'name="addedvalues_'.$j.'" size="15" value="'.	.'name="addedvalues_'.$j.'" size="15"'
$env{'form.addedvalues_'.$j}.'" /></td></tr>';	.' value="'.$env{'form.addedvalues_'.$j}.'" />'
}	.&Apache::lonhtmlcommon::row_closure();
$scrout .= '<tr><td align="left" colspan="3"><label>'.	}
'<input type="checkbox" name="newfield" '.	$scrout .= &Apache::lonhtmlcommon::row_title('')
'value="1" onclick="javascript:additional_metadata()" />'.	.'<label>'
&mt('Another custom field/value pair?').'</label>'.	.'<input type="checkbox" name="newfield"'
'<input type="hidden" name="numaddedfields" value="'.	.' value="1" onclick="javascript:additional_metadata()" />'
$curnumadd.'" /></td></tr></table>';	.&mt('Another custom field/value pair?').'</label>'
} else {	.'<input type="hidden" name="numaddedfields"'
	.' value="'.$curnumadd.'" />'
	.&Apache::lonhtmlcommon::row_closure();
	} else {
#	#
# Dynamic metadata	# Dynamic metadata
$scrout .= '<h3>'.&mt('Problem Statistics').'</h3>';	$scrout .= &Apache::lonhtmlcommon::row_headline()
$scrout .= "<table>\n";	.'<h3>'.&mt('Problem Statistics').'</h3>'
$scrout .= '<tr><td> </td><td align="center">'.	.&Apache::lonhtmlcommon::row_closure();
&mt('Minimum').'</td>'.'<td align="center">'.	$scrout .= &Apache::lonhtmlcommon::row_title('')
&mt('Maximum').'</td></tr>'."\n";	.&mt('Minimum').' \| '.&mt('Maximum')
	.&Apache::lonhtmlcommon::row_closure();
foreach my $statistic	foreach my $statistic
({ name=>'count',	({ name=>'count',
description=>'Network-wide number of accesses (hits)',},	description=>'Network-wide number of accesses (hits)',},
Line 1000 ENDHEADER	Line 741 ENDHEADER
description=>'Degree of difficulty',},	description=>'Degree of difficulty',},
{ name => 'disc',	{ name => 'disc',
description=>'Degree of discrimination'}) {	description=>'Degree of discrimination'}) {
$scrout .= '<tr><td align="right">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt($statistic->{'description'})))
&titlefield(&mt($statistic->{'description'})).	.'<input type="text" name="'.$statistic->{'name'}
'</td><td align="center">'.	.'_min" value="" size="6" />'
'<input type="text" name="'.$statistic->{'name'}.	.' '
'_min" value="" size="6" /></td><td align="center">'.	.'<input type="text" name="'.$statistic->{'name'}
'<input type="text" name="'.$statistic->{'name'}.	.'_max" value="" size="6" />'
'_max" value="" size="6" /></td></tr>'.$/;	.&Apache::lonhtmlcommon::row_closure();
}	}
$scrout .= "</table>\n";
$scrout .= '<h3>'.&mt('Evaluation Data').'</h3>';	$scrout .= &Apache::lonhtmlcommon::row_headline()
$scrout .= "<table>\n";	.'<h3>'.&mt('Evaluation Data').'</h3>'
$scrout .= '<tr><td> </td><td align="center">'.	.&Apache::lonhtmlcommon::row_closure();
&mt('Minimum').'</td>'.'<td align="center">'.	$scrout .= &Apache::lonhtmlcommon::row_title('')
&mt('Maximum').'</td></tr>'."\n";	.&mt('Minimum').' \| '.&mt('Maximum')
	.&Apache::lonhtmlcommon::row_closure();
foreach my $evaluation	foreach my $evaluation
( { name => 'clear',	( { name => 'clear',
description => 'Material presented in clear way'},	description => 'Material presented in clear way'},
Line 1025 ENDHEADER	Line 767 ENDHEADER
description => 'Material appears to be correct'},	description => 'Material appears to be correct'},
{ name => 'technical',	{ name => 'technical',
description => 'Resource is technically correct'}){	description => 'Resource is technically correct'}){
$scrout .= '<tr><td align="right">'.	$scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt($evaluation->{'description'})))
&titlefield(&mt($evaluation->{'description'})).	.'<input type="text" name="'
'</td><td align="center">'.	.$evaluation->{'name'}.'_min" value="" size="6" />'
'<input type="text" name="'.	.' '
$evaluation->{'name'}.'_min" value="" size="6" />'.	.'<input type="text" name="'
'</td><td align="center"><input type="text" name="'.	.$evaluation->{'name'}.'_max" value="" size="6" />'
$evaluation->{'name'}.'_max" value="" size="6" />'.	.&Apache::lonhtmlcommon::row_closure();
'</td></tr>'.$/;
}	}
$scrout .= "</table>\n";
}	}
#	#
# Creation/Modification date limits	# Creation/Modification date limits
$scrout .= '<h3>'.&mt('Creation and Modification dates').'</h3>';	$scrout .= &Apache::lonhtmlcommon::row_headline()
$scrout .= "\n<table>\n";	.'<h3>'.&mt('Creation and Modification dates').'</h3>'
$scrout .= "<tr><td> </td><td>".&mt('Month[_1]Day[_2]Year',' 'x14,' 'x6)."</td></tr>\n";	.&Apache::lonhtmlcommon::row_closure();
	$scrout .= &Apache::lonhtmlcommon::row_title('')
	.&mt('Month[_1]Day[_2]Year',' 'x14,' 'x6)
	.&Apache::lonhtmlcommon::row_closure();

my $cafter =	my $cafter =
&Apache::lonhtmlcommon::date_setter('advsearch', # formname	&Apache::lonhtmlcommon::date_setter('advsearch', # formname
'creationdate1', # fieldname	'creationdate1', # fieldname
Line 1059 ENDHEADER	Line 803 ENDHEADER
'', # state	'', # state
1, # no_hh_mm_ss	1, # no_hh_mm_ss
);	);
$scrout .= '<tr><td align="right">'.&mt('Created between').'</td>'	$scrout .= &Apache::lonhtmlcommon::row_title(&mt('Created between'))
.'<td>'.$cafter.'</td></tr>'	.$cafter
.'<tr><td align="right">'.&mt('and').'</td>'	.&Apache::lonhtmlcommon::row_closure(1)
.'<td>'.$cbefore.'</td></tr>';	.&Apache::lonhtmlcommon::row_title(&mt('and'))
	.$cbefore
	.&Apache::lonhtmlcommon::row_closure();

my $lafter =	my $lafter =
&Apache::lonhtmlcommon::date_setter('advsearch',	&Apache::lonhtmlcommon::date_setter('advsearch',
'revisiondate1',	'revisiondate1',
Line 1081 ENDHEADER	Line 828 ENDHEADER
'', # state	'', # state
1, # no_hh_mm_ss	1, # no_hh_mm_ss
);	);
$scrout .= '<tr><td align="right">'.&mt('Last modified between').'</td>'	$scrout .= &Apache::lonhtmlcommon::row_title(&mt('Last modified between'))
.'<td>'.$lafter.'</td></tr>'	.$lafter
.'<tr><td align="right">'.&mt('and').'</td>'	.&Apache::lonhtmlcommon::row_closure(1)
.'<td>'.$lbefore.'</td></tr>';	.&Apache::lonhtmlcommon::row_title(&mt('and'))
$scrout.="</table>\n";	.$lbefore
$scrout.=<<ENDDOCUMENT;	.&Apache::lonhtmlcommon::row_closure(1); # Last row of total pick_box
$advanced_buttons
</form>	$scrout .= &Apache::lonhtmlcommon::end_pick_box();
ENDDOCUMENT
	$scrout .= $advanced_buttons
	.'</form>';

$scrout .= &Apache::loncommon::end_page();	$scrout .= &Apache::loncommon::end_page();
$r->print($scrout);	$r->print($scrout);
return;	return;
Line 1159 Outputs: text for box with view options	Line 909 Outputs: text for box with view options
######################################################################	######################################################################
######################################################################	######################################################################
sub viewoptions {	sub viewoptions {
my $scrout = '<span class="LC_nobreak">';	my $scrout;
if (! defined($env{'form.viewselect'})) {	if (! defined($env{'form.viewselect'})) {
$env{'form.viewselect'}='detailed';	$env{'form.viewselect'}='detailed';
}	}
$scrout.=&Apache::lonmeta::selectbox('viewselect',	$scrout .= '<span class="LC_nobreak">'
$env{'form.viewselect'},	.&mt('Type:').' '
\&viewoptiontext,	.&Apache::lonmeta::selectbox('viewselect',
sort(keys(%Views)));	$env{'form.viewselect'},
$scrout.= '  ';	\&viewoptiontext,
	sort(keys(%Views)))
	.'</span>';
my $countselect = &Apache::lonmeta::selectbox('show',	my $countselect = &Apache::lonmeta::selectbox('show',
$env{'form.show'},	$env{'form.show'},
undef,	undef,
(10,20,50,100,1000,10000));	(10,20,50,100,1000,10000));
$scrout .= (' 'x2)	$scrout .= ' <span class="LC_nobreak">'
.&mt('[_1] Records per Page',$countselect)	.&mt('Records per Page:').' '.$countselect
.'</span>'.$/;	.'</span>'.$/;
return $scrout;	return $scrout;
}	}
Line 1265 Outputs: array of values. Returns undef	Line 1017 Outputs: array of values. Returns undef

This function is the reverse of &make_persistent();	This function is the reverse of &make_persistent();
Retrieve persistent data from %persistent_db. Retrieved items will have their	Retrieve persistent data from %persistent_db. Retrieved items will have their
values unescaped. If the item contains commas (before unescaping), the	values unescaped. If the item is 'domains; then the returned
returned value will be an array pointer.	value will be a hash pointer. Otherwise, if the item contains
	commas (before unescaping), the returned value will be an array pointer.

=cut	=cut

Line 1284 sub get_persistent_data {	Line 1037 sub get_persistent_data {
push @Values, undef;	push @Values, undef;
next;	next;
}	}
my @values = map {	if ($name eq 'domains') {
&unescape($_);	my %valueshash;
} split(',',$persistent_db{$name});	my @items= map { &unescape($_); } split(',',$persistent_db{$name});
if (@values <= 1) {	foreach my $item (@items) {
push @Values,$values[0];	if ($item =~ /=/) {
	my ($key,$val) = map { &unescape($_); } split(/=/,$item);
	$valueshash{$key} = $val;
	}
	}
	push(@Values,\%valueshash);
} else {	} else {
push @Values,\@values;	my @values = map {
	&unescape($_);
	} split(',',$persistent_db{$name});
	if (@values <= 1) {
	push @Values,$values[0];
	} else {
	push @Values,\@values;
	}
}	}
}	}
untie (%persistent_db);	untie (%persistent_db);
Line 1308 Inputs: Hash of values to save, filename	Line 1073 Inputs: Hash of values to save, filename

Store variables away to the %persistent_db.	Store variables away to the %persistent_db.
Values will be escaped. Values that are array pointers will have their	Values will be escaped. Values that are array pointers will have their
elements escaped and concatenated in a comma separated string.	elements escaped and concatenated in a comma separated string. Values
	that are hash pointers will have their keys and values escaped and
	concatenated in a comma separated string.

=cut	=cut

Line 1320 sub make_persistent {	Line 1087 sub make_persistent {
return undef if (! tie(%persistent_db,'GDBM_File',	return undef if (! tie(%persistent_db,'GDBM_File',
$filename,&GDBM_WRCREAT(),0640));	$filename,&GDBM_WRCREAT(),0640));
foreach my $name (keys(%save)) {	foreach my $name (keys(%save)) {
my @values = (ref($save{$name}) ? @{$save{$name}} : ($save{$name}));	my @values=();
# We handle array references, but not recursively.	if (ref($save{$name}) eq 'ARRAY') {
	@values = @{$save{$name}};
	} elsif (ref($save{$name}) eq 'HASH') {
	foreach my $key (%{$save{$name}}) {
	push(@values,&escape($key).'='.&escape($save{$name}{$key}));
	}
	} else {
	@values = $save{$name};
	}
	# We handle array and hash references, but not recursively.
my $store = join(',', map { &escape($_); } @values );	my $store = join(',', map { &escape($_); } @values );
$persistent_db{$name} = $store;	$persistent_db{$name} = $store;
}	}
Line 1638 sub parse_advanced_search {	Line 1414 sub parse_advanced_search {
##	##
## Deal with restrictions to given domains	## Deal with restrictions to given domains
##	##
my ($libraries_to_query,$pretty_domains_string) = &parse_domain_restrictions();	my ($libraries_to_query,$pretty_domains_string,$domains_to_query) =
	&parse_domain_restrictions();
if ($pretty_domains_string) {	if ($pretty_domains_string) {
$pretty_search_string .= $pretty_domains_string."<br />\n";	$pretty_search_string .= $pretty_domains_string."<br />\n";
}	}
Line 1654 sub parse_advanced_search {	Line 1431 sub parse_advanced_search {
}	}
#&Apache::lonnet::logthis('advanced query = '.$/.$query);	#&Apache::lonnet::logthis('advanced query = '.$/.$query);
return ($query,$customquery,$customshow,$libraries_to_query,	return ($query,$customquery,$customshow,$libraries_to_query,
$pretty_search_string);	$pretty_search_string,$domains_to_query);
}	}

sub parse_domain_restrictions {	sub parse_domain_restrictions {
my $libraries_to_query = undef;	my $libraries_to_query = undef;
	my $domains_to_query = undef;
# $env{'form.domains'} can be either a scalar or an array reference.	# $env{'form.domains'} can be either a scalar or an array reference.
# We need an array.	# We need an array.
if (! exists($env{'form.domains'}) \|\| $env{'form.domains'} eq '') {	if (! exists($env{'form.domains'}) \|\| $env{'form.domains'} eq '') {
Line 1682 sub parse_domain_restrictions {	Line 1460 sub parse_domain_restrictions {
foreach (sort @allowed_domains) {	foreach (sort @allowed_domains) {
$pretty_domains_string .= "<b>".$_."</b> ";	$pretty_domains_string .= "<b>".$_."</b> ";
}	}
my %servers = &Apache::lonnet::get_servers(\@allowed_domains,	my %library_servers = &Apache::lonnet::get_unique_servers(\@allowed_domains,
'library');	'library');
	my (%older_library_servers,%okdoms,%domains_for_id);
	map { $okdoms{$_} = 1; } @allowed_domains;
	foreach my $key (keys(%library_servers)) {
	if (&Apache::lonnet::get_server_loncaparev('',$key) =~ /^\'?(\d+)\.(\d+)/) {
	my $major = $1;
	my $minor = $2;
	if (($major < 2) \|\| (($major == 2) && ($minor < 11))) {
	map { $older_library_servers{$_} = 1; }
	&Apache::lonnet::machine_ids($library_servers{$key});
	} else {
	my %possdoms;
	map { $possdoms{$_}=1 if ($okdoms{$_}); }
	&Apache::lonnet::machine_domains($library_servers{$key});
	$domains_for_id{$key} = join(',',sort(keys(%possdoms)));
	}
	}
	}
	my %servers = (%library_servers,%older_library_servers);
$libraries_to_query = [keys(%servers)];	$libraries_to_query = [keys(%servers)];
	$domains_to_query = \%domains_for_id;
}	}
return ($libraries_to_query,	return ($libraries_to_query,
$pretty_domains_string);	$pretty_domains_string,
	$domains_to_query);
}	}

######################################################################	######################################################################
Line 1716 sub parse_basic_search {	Line 1514 sub parse_basic_search {
$env{"form.$_"}=&unescape($env{"form.$_"});	$env{"form.$_"}=&unescape($env{"form.$_"});
$env{"form.$_"}=~s/[^\w\/\s\=\-\"\']//g;	$env{"form.$_"}=~s/[^\w\/\s\=\-\"\']//g;
}	}
my ($libraries_to_query,$pretty_domains_string) = &parse_domain_restrictions();	my ($libraries_to_query,$pretty_domains_string,$domains_to_query) =
	&parse_domain_restrictions();
#	#
# Check to see if enough of a query is filled in	# Check to see if enough of a query is filled in
my $search_string = $env{'form.basicexp'};	my $search_string = $env{'form.basicexp'};
Line 1762 sub parse_basic_search {	Line 1561 sub parse_basic_search {
$pretty_search_string =~ s:^<br /> and ::;	$pretty_search_string =~ s:^<br /> and ::;
&Apache::lonnet::logthis('simple search final query = '.$/.$final_query);	&Apache::lonnet::logthis('simple search final query = '.$/.$final_query);
return ($final_query,$pretty_search_string,	return ($final_query,$pretty_search_string,
$libraries_to_query);	$libraries_to_query,$domains_to_query);
}	}


Line 2034 sub build_date_queries {	Line 1833 sub build_date_queries {
if ((defined($cafter) && ! defined($cbefore)) \|\|	if ((defined($cafter) && ! defined($cbefore)) \|\|
(defined($cbefore) && ! defined($cafter))) {	(defined($cbefore) && ! defined($cafter))) {
# This is bad, so let them know	# This is bad, so let them know
$error = &mt('Incorrect entry for the creation date. '.	$error = &mt('Incorrect entry for the creation date. '.
'You must specify both the beginning and ending dates.');	'You must specify both the beginning and ending dates.');
}	}
if (! defined($error) &&	if (! defined($error) &&
((defined($mafter) && ! defined($mbefore)) \|\|	((defined($mafter) && ! defined($mbefore)) \|\|
(defined($mbefore) && ! defined($mafter)))) {	(defined($mbefore) && ! defined($mafter)))) {
# This is also bad, so let them know	# This is also bad, so let them know
$error = &mt('Incorrect entry for the last revision date. '.	$error = &mt('Incorrect entry for the last revision date. '.
'You must specify both the beginning and ending dates.');	'You must specify both the beginning and ending dates.');
}	}
if (! defined($error)) {	if (! defined($error)) {
Line 2154 sub ensure_db_and_table {	Line 1953 sub ensure_db_and_table {
## Sanity check the table id.	## Sanity check the table id.
##	##
if (! defined($table) \|\| $table eq '' \|\| $table =~ /\D/ ) {	if (! defined($table) \|\| $table eq '' \|\| $table =~ /\D/ ) {
$r->print("Unable to retrieve search results. ".	$r->print(&Apache::loncommon::start_page('Error')
"Unable to determine the table results were saved in. ".	.'<p class="LC_error">'
&Apache::loncommon::end_page());	.&mt('Unable to retrieve search results. '
	.'Unable to determine the table results were saved in.')
	.'</p>'
	. '<p>'.&mt('Internal info:').'</p>'
	.'<pre>'.$table.'</pre>'
	.&Apache::loncommon::end_page()
	);
return undef;	return undef;
}	}
##	##
Line 2164 sub ensure_db_and_table {	Line 1969 sub ensure_db_and_table {
##	##
my $connection_result = &Apache::lonmysql::connect_to_db();	my $connection_result = &Apache::lonmysql::connect_to_db();
if (!defined($connection_result)) {	if (!defined($connection_result)) {
$r->print("Unable to connect to the MySQL database where your results".	$r->print(
" are saved.".	'<p class="LC_error">'
&Apache::loncommon::end_page());	.&mt('Unable to connect to the MySQL database where your results are saved.')
	.'</p>'
	.&Apache::loncommon::end_page()
	);
&Apache::lonnet::logthis("lonsearchcat: unable to get lonmysql to".	&Apache::lonnet::logthis("lonsearchcat: unable to get lonmysql to".
" connect to database.");	" connect to database.");
&Apache::lonnet::logthis(&Apache::lonmysql::get_error());	&Apache::lonnet::logthis(&Apache::lonmysql::get_error());
Line 2174 sub ensure_db_and_table {	Line 1982 sub ensure_db_and_table {
}	}
my $table_check = &Apache::lonmysql::check_table($table);	my $table_check = &Apache::lonmysql::check_table($table);
if (! defined($table_check)) {	if (! defined($table_check)) {
$r->print("A MySQL error has occurred.</form>".	$r->print(
&Apache::loncommon::end_page());	'<p class="LC_error">'
	.&mt('A MySQL error has occurred.')
	.'</p></form>'
	.&Apache::loncommon::end_page());
&Apache::lonnet::logthis("lonmysql was unable to determine the status".	&Apache::lonnet::logthis("lonmysql was unable to determine the status".
" of table ".$table);	" of table ".$table);
return undef;	return undef;
} elsif (! $table_check) {	} elsif (! $table_check) {
$r->print("The table of results could not be found.");	$r->print(
	'<p class="LC_error">'
	.&mt('The table of results could not be found.')
	.'</p>'
	);
&Apache::lonnet::logthis("The user requested a table, ".$table.	&Apache::lonnet::logthis("The user requested a table, ".$table.
", that could not be found.");	", that could not be found.");
return undef;	return undef;
Line 2236 sub print_sort_form {	Line 2051 sub print_sort_form {
&Apache::lonnet::logthis(&Apache::lonmysql::get_error());	&Apache::lonnet::logthis(&Apache::lonmysql::get_error());
return;	return;
}	}
	# update results
	my $newloc = '/adm/searchcat?phase=results&persistent_db_id='.
	$env{'form.persistent_db_id'};
my $js =<<END;	my $js =<<END;
<script type="text/javascript">	<script type="text/javascript">
function change_sort() {	var frame = parent.resultsframe;
var newloc = "/adm/searchcat?phase=results";	var frameDoc = frame.document;
newloc += "&persistent_db_id=$env{'form.persistent_db_id'}";	if (frameDoc.readyState == 'complete')
newloc += "&sortby=";	frame.location = "$newloc";
newloc += document.forms.statusform.elements.sortby.value;
parent.resultsframe.location= newloc;
}
</script>	</script>
END	END

Line 2274 END	Line 2089 END
# $result.="</select>\n";	# $result.="</select>\n";
my $revise = &revise_button();	my $revise = &revise_button();
$result.='<p>'	$result.='<p>'
.&mt('There are [_1] matches to your query.',$total_results)	.&mt('Total of [quant,_1,match,matches] to your query.',$total_results)
.' '.$revise.'</p>'	.' '.$revise.'</p>'
.'<p>'.&mt('Search: ').$pretty_query_string	.'<p>'.&mt('Search: ').$pretty_query_string
.'</p></form>';	.'</p></form>';
Line 2387 Returns: Nothing.	Line 2202 Returns: Nothing.
sub update_count_status {	sub update_count_status {
my ($r,$text) = @_;	my ($r,$text) = @_;
$text =~ s/\'/\\\'/g;	$text =~ s/\'/\\\'/g;
$r->print	$r->print(<<SCRIPT);
("<script>document.statusform.count.value = ' $text'</script>\n");	<script type="text/javascript">
	// <![CDATA[
	document.statusform.count.value = ' $text'
	// ]]>
	</script>
	SCRIPT

$r->rflush();	$r->rflush();
}	}

sub update_status {	sub update_status {
my ($r,$text) = @_;	my ($r,$text) = @_;
$text =~ s/\'/\\\'/g;	$text =~ s/\'/\\\'/g;
$r->print	$r->print(<<SCRIPT);
("<script>document.statusform.status.value = ' $text'</script>\n");	<script type="text/javascript">
	// <![CDATA[
	document.statusform.status.value = ' $text'
	// ]]>
	</script>
	SCRIPT

	$r->rflush();
	}

	sub reload_result_frame {
	my ($r) = @_;
	my $newloc = '/adm/searchcat?phase=results&persistent_db_id='.
	$env{'form.persistent_db_id'};
	$r->print(<<SCRIPT);
	<script type="text/javascript">
	var frame = parent.resultsframe;
	var frameDoc = frame.document;
	if (frameDoc.readyState == 'complete')
	frame.location = "$newloc";
	</script>
	SCRIPT

$r->rflush();	$r->rflush();
}	}

{	{
my $max_time = 300; # seconds for the search to complete	my $max_time = 60; # seconds for the search to complete
my $start_time = 0;	my $start_time = 0;
my $last_time = 0;	my $last_time = 0;

Line 2423 sub update_seconds {	Line 2266 sub update_seconds {
my ($r) = @_;	my ($r) = @_;
my $time = &time_left();	my $time = &time_left();
if (($last_time-$time) > 0) {	if (($last_time-$time) > 0) {
$r->print("<script>".	$r->print(<<SCRIPT);
"document.statusform.seconds.value = '$time'".	<script type="text/javascript">
"</script>\n");	// <![CDATA[
	document.statusform.seconds.value = '$time'
	// ]]>
	</script>
	SCRIPT

$r->rflush();	$r->rflush();
}	}
$last_time = $time;	$last_time = $time;
Line 2457 sub revise_button {	Line 2305 sub revise_button {
'&cleargroupsort=1'.	'&cleargroupsort=1'.
'&phase='.$revise_phase;	'&phase='.$revise_phase;
my $result = qq{<input type="button" value="$revisetext" name="revise"} .	my $result = qq{<input type="button" value="$revisetext" name="revise"} .
qq{ onClick="parent.location='$newloc';" /> };	qq{ onclick="parent.location='$newloc';" /> };
return $result;	return $result;
}	}

Line 2477 results into MySQL.	Line 2325 results into MySQL.
######################################################################	######################################################################
sub run_search {	sub run_search {
my ($r,$query,$customquery,$customshow,$serverlist,	my ($r,$query,$customquery,$customshow,$serverlist,
$pretty_string,$area) = @_;	$pretty_string,$area,$domainsref) = @_;
my $tabletype = 'metadata';	my $tabletype = 'metadata';
if ($area eq 'portfolio') {	if ($area eq 'portfolio') {
$tabletype = 'portfolio_search';	$tabletype = 'portfolio_search';
Line 2509 END	Line 2357 END
$r->rflush();	$r->rflush();
#	#
# Determine the servers we need to contact.	# Determine the servers we need to contact.
my @Servers_to_contact;	my (@Servers_to_contact,%domains_by_server);
if (defined($serverlist)) {	if (defined($serverlist)) {
if (ref($serverlist) eq 'ARRAY') {	if (ref($serverlist) eq 'ARRAY') {
@Servers_to_contact = @$serverlist;	@Servers_to_contact = @$serverlist;
} else {	} else {
@Servers_to_contact = ($serverlist);	@Servers_to_contact = ($serverlist);
}	}
	if (ref($domainsref) eq 'HASH') {
	foreach my $server (@Servers_to_contact) {
	$domains_by_server{$server} = $domainsref->{$server};
	}
	}
} else {	} else {
my %all_library_servers = &Apache::lonnet::all_library();	my %library_servers = &Apache::lonnet::unique_library();
	my (%all_library_servers, %older_library_servers);
	foreach my $key (keys(%library_servers)) {
	if (&Apache::lonnet::get_server_loncaparev('',$key) =~ /^\'?(\d+)\.(\d+)/) {
	my $major = $1;
	my $minor = $2;
	if (($major < 2) \|\| (($major == 2) && ($minor < 11))) {
	map { $older_library_servers{$_} = 1; }
	&Apache::lonnet::machine_ids($library_servers{$key});
	}
	}
	}
	%all_library_servers = (%library_servers,%older_library_servers);
@Servers_to_contact = sort(keys(%all_library_servers));	@Servers_to_contact = sort(keys(%all_library_servers));
	foreach my $server (@Servers_to_contact) {
	my %possdoms;
	map { $possdoms{$_}=1; } &Apache::lonnet::machine_domains($all_library_servers{$server});
	$domains_by_server{$server} =
	join(',',sort(&Apache::lonnet::machine_domains($all_library_servers{$server})));
	}
}	}
my %Server_status;	my %Server_status;
#	#
Line 2554 END	Line 2425 END
##	##
## Prepare for the big loop.	## Prepare for the big loop.
my $hitcountsum;	my $hitcountsum;
	my $oldhitcountsum;
my %matches;	my %matches;
my $server;	my $server;
my $status;	my $status;
Line 2588 END	Line 2460 END
my $server = shift(@Servers_to_contact);	my $server = shift(@Servers_to_contact);
&update_status($r,&mt('contacting [_1]',$server));	&update_status($r,&mt('contacting [_1]',$server));
my $reply=&Apache::lonnet::metadata_query($query,$customquery,	my $reply=&Apache::lonnet::metadata_query($query,$customquery,
$customshow,[$server]);	$customshow,[$server],\%domains_by_server);
($server) = keys(%$reply);	($server) = keys(%$reply);
$Server_status{$server} = $reply->{$server};	$Server_status{$server} = $reply->{$server};
} else {	} else {
Line 2600 END	Line 2472 END
&update_status($r,	&update_status($r,
&mt('waiting on [_1]',join(' ',keys(%Server_status))));	&mt('waiting on [_1]',join(' ',keys(%Server_status))));
}	}
sleep(1);	Time::HiRes::sleep(0.1);
}	}
#	#
# Loop through the servers we have contacted but do not	# Loop through the servers we have contacted but do not
Line 2614 END	Line 2486 END
next;	next;
}	}
$status=~s\|/\|\|g;	$status=~s\|/\|\|g;
my $datafile=$r->dir_config('lonDaemons').'/tmp/'.$status;


	my $datafile=LONCAPA::tempdir().$status;
if (-e $datafile && ! -e "$datafile.end") {	if (-e $datafile && ! -e "$datafile.end") {
&update_status($r,&mt('Receiving results from [_1]',$server));	&update_status($r,&mt('Receiving results from [_1]',$server));
next;	next;
Line 2673 END	Line 2548 END
delete($Server_status{$server});	delete($Server_status{$server});
}	}
last if ($connection->aborted());	last if ($connection->aborted());
&update_count_status($r,$hitcountsum);	if ($oldhitcountsum < $hitcountsum) {
	&update_count_status($r,$hitcountsum);
	if ($hitcountsum <= $env{'form.show'}) {
	reload_result_frame($r);
	}
	$oldhitcountsum = $hitcountsum;
	}
}	}
last if ($connection->aborted());	last if ($connection->aborted());
&update_seconds($r);	&update_seconds($r);
}	}
&update_status($r,&mt('Search Complete [_1]',$server));	&update_status($r,&mt('Search Complete on Server [_1]',$server));
&update_seconds($r);	&update_seconds($r);
#	#
&Apache::lonmysql::disconnect_from_db(); # This is unneccessary	&Apache::lonmysql::disconnect_from_db(); # This is unneccessary
Line 2688 END	Line 2569 END
# loaded from /adm/searchcat	# loaded from /adm/searchcat
$r->print(&Apache::loncommon::end_page());	$r->print(&Apache::loncommon::end_page());
# if ($env{'form.catalogmode'} ne 'import') {	# if ($env{'form.catalogmode'} ne 'import') {
$r->print("<script>".	$r->print(<<SCRIPT);
"window.location='/adm/searchcat?".	<script>
"phase=sort&".	window.location='/adm/searchcat?phase=sort&persistent_db_id=$env{'form.persistent_db_id'}';
"persistent_db_id=$env{'form.persistent_db_id'}';".	</script>
"</script>");	SCRIPT
# }	# }
return;	return;
}	}
Line 2715 sub prev_next_buttons {	Line 2596 sub prev_next_buttons {
return '' if ($show eq 'all'); # No links if you get them all at once.	return '' if ($show eq 'all'); # No links if you get them all at once.
#	#
# Create buttons	# Create buttons
my $buttons = '<input type="submit" name="prev" value="'.&mt('Prev').'" ';	return '<p class="LC_nobreak">'
$buttons .= '/>';	.'<input type="submit" name="prev" value="<"'
$buttons .= ' 'x3;	.' title="'.&mt('Previous').'" />'
$buttons .= '<input type="submit" name="reload" '.	.' '
'value="'.&mt('Reload').'" />';	.'<input type="submit" name="reload" value="'.&mt('Reload').'" />'
$buttons .= ' 'x3;	.' '
$buttons .= '<input type="submit" name="next" value="'.&mt('Next').'" ';	.'<input type="submit" name="next" value=">"'
$buttons .= '/>';	.' title="'.&mt('Next').'" />'
return $buttons;	.'</p>';
}	}

######################################################################	######################################################################
Line 2748 sub display_results {	Line 2629 sub display_results {
##	##
my $viewfunction = $Views{$env{'form.viewselect'}};	my $viewfunction = $Views{$env{'form.viewselect'}};
if (!defined($viewfunction)) {	if (!defined($viewfunction)) {
$r->print("Internal Error - Bad view selected.\n");	$r->print('<p class="LC_error">'
	.&mt('Internal Error - Bad view selected.')
	.'</p>'."\n");
$r->rflush();	$r->rflush();
return;	return;
}	}
Line 2765 sub display_results {	Line 2648 sub display_results {
if ($env{'form.catalogmode'} eq 'import') {	if ($env{'form.catalogmode'} eq 'import') {
if (! tie(%groupsearch_db,'GDBM_File',$diropendb,	if (! tie(%groupsearch_db,'GDBM_File',$diropendb,
&GDBM_WRCREAT(),0640)) {	&GDBM_WRCREAT(),0640)) {
$r->print('Unable to save import results.</form>'.	# NOTE: this can happen when a previous request to searchcat?phase=results gets interrupted
	# (%groupsearch_db is not untied)
	$r->print('<p class="LC_error">'.
	&mt('Unable to save import results.').
	'</p>'.
	'</form>'.
&Apache::loncommon::end_page());	&Apache::loncommon::end_page());
$r->rflush();	$r->rflush();
return;	return;
}	}
	# untie %groupsearch_db if the connection gets aborted before the end
	$r->register_cleanup(sub {
	untie %groupsearch_db if (tied(%groupsearch_db));
	});
}	}
##	##
## Prepare the table for querying	## Prepare the table for querying
Line 2779 sub display_results {	Line 2671 sub display_results {
## Get the number of results	## Get the number of results
my $total_results = &Apache::lonmysql::number_of_rows($table);	my $total_results = &Apache::lonmysql::number_of_rows($table);
if (! defined($total_results)) {	if (! defined($total_results)) {
$r->print("A MySQL error has occurred.</form>".	$r->print('<p class="LC_error">'.
	&mt('A MySQL error has occurred.').
	'</p>'.
	'</form>'.
&Apache::loncommon::end_page());	&Apache::loncommon::end_page());
&Apache::lonnet::logthis("lonmysql was unable to determine the number".	&Apache::lonnet::logthis("lonmysql was unable to determine the number".
" of rows in table ".$table);	" of rows in table ".$table);
Line 2884 sub display_results {	Line 2779 sub display_results {
$env{'form.sortorder'}='asc';	$env{'form.sortorder'}='asc';
}	}
}	}
my $sortform = &mt('Sort by [_1] [_2]',	my $sortform = '<span class="LC_nobreak">'
&Apache::loncommon::select_form($env{'form.sortfield'},	.&mt('Sort by:').' '
	.&Apache::loncommon::select_form($env{'form.sortfield'},
'sortfield',	'sortfield',
%sort_fields),	\%sort_fields)
&Apache::loncommon::select_form($env{'form.sortorder'},	.' '
	.&Apache::loncommon::select_form($env{'form.sortorder'},
'sortorder',	'sortorder',
(asc =>&mt('Ascending'),	{asc =>&mt('Ascending'),
desc=>&mt('Descending')	desc=>&mt('Descending')
))	})
);	.'</span>';
##	##
## Output links (if necessary) for 'prev' and 'next' pages.	## Display links for 'prev' and 'next' pages (if necessary) and Display Options
$r->print	$r->print('<fieldset>'."\n"
('<table width="100%"><tr><td width="25%" align="right">'.	.'<legend>'.&mt('Display Options').'</legend>'."\n"
'<span class="LC_nobreak">'.$sortform.'</span>'.	.$sortform
'</td><td width="25%" align="right">'.	.' '
&prev_next_buttons($min,$env{'form.show'},$total_results).	.&viewoptions()
'</td><td align="right">'.	.'</fieldset>'
&viewoptions().'</td></tr></table>'	.&prev_next_buttons($min,$env{'form.show'},$total_results)
);	);

if ($total_results == 0) {	if ($total_results == 0) {
$r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2" />'.	$r->print('<p class="LC_info">'.&mt('There are currently no results.').'</p>'.
'<h3>'.&mt('There are currently no results').'.</h3>'.
"</form>".	"</form>".
&Apache::loncommon::end_page());	&Apache::loncommon::end_page());
return;	return;
} else {	} else {
$r->print('<center>'.	$r->print('<div>'.
mt('Results [_1] to [_2] out of [_3]',	mt('Results [_1] to [_2] out of [_3]',
$min,$max,$total_results).	$min,$max,$total_results).
"</center>\n");	"</div>\n");
}	}
##	##
## Get results from MySQL table	## Get results from MySQL table
Line 2944 sub display_results {	Line 2841 sub display_results {
if ($area eq 'portfolio') {	if ($area eq 'portfolio') {
$tabletype = 'portfolio_search';	$tabletype = 'portfolio_search';
}	}
	$r->print(&Apache::loncommon::start_data_table());
foreach my $row (@Results) {	foreach my $row (@Results) {
if ($connection->aborted()) {	if ($connection->aborted()) {
&cleanup();	&cleanup();
return;	return;
}	}
my %Fields = %{&parse_row($tabletype,@$row)};	my %Fields = %{&parse_row($tabletype,@$row)};
my $output="<p>\n";	my $output;
if (! defined($Fields{'title'}) \|\| $Fields{'title'} eq '') {	if (! defined($Fields{'title'}) \|\| $Fields{'title'} eq '') {
$Fields{'title'} = 'Untitled';	$Fields{'title'} = 'Untitled';
}	}
Line 2959 sub display_results {	Line 2857 sub display_results {
# Render the result into html	# Render the result into html
$output.= &$viewfunction($prefix,%Fields);	$output.= &$viewfunction($prefix,%Fields);
# Print them out as they come in.	# Print them out as they come in.
$r->print($output);	$r->print(&Apache::loncommon::start_data_table_row()
	.'<td>'
	.$output
	.'</td>'
	.&Apache::loncommon::end_data_table_row()
	);
$r->rflush();	$r->rflush();
}	}
	$r->print(&Apache::loncommon::end_data_table());
if (@Results < 1) {	if (@Results < 1) {
$r->print(&mt("There were no results matching your query"));	$r->print('<p class="LC_info">'
	.&mt('There were no results matching your query.')
	.'</p>');
} else {	} else {
$r->print	$r->print(
('<center>'.	&prev_next_buttons($min,$env{'form.show'},$total_results,
&prev_next_buttons($min,$env{'form.show'},$total_results,
"table=".$env{'form.table'}.	"table=".$env{'form.table'}.
"&phase=results".	"&phase=results".
"&persistent_db_id=".	"&persistent_db_id=".
$env{'form.persistent_db_id'})	$env{'form.persistent_db_id'})
."</center>\n"	);
);
}	}
$r->print("</form>".&Apache::loncommon::end_page());	$r->print("</form>".&Apache::loncommon::end_page());
$r->rflush();	$r->rflush();
Line 3003 sub catalogmode_output {	Line 2907 sub catalogmode_output {
if ($env{'form.catalogmode'} eq 'interactive') {	if ($env{'form.catalogmode'} eq 'interactive') {
$output.=<<END	$output.=<<END
<font size='-1'><input type="button" name="returnvalues" value="select"	<font size='-1'><input type="button" name="returnvalues" value="select"
onClick="javascript:select_data('$title','$url')" />	onclick="javascript:select_data('$title','$url')" />
</font>	</font>
END	END
}	}
Line 3013 END	Line 2917 END
$output.=<<END;	$output.=<<END;
<font size='-1'>	<font size='-1'>
<input type="checkbox" name="returnvalues" value="select"	<input type="checkbox" name="returnvalues" value="select"
onClick="javascript:queue($checkbox_num,$fnum)" />	onclick="javascript:queue($checkbox_num,$fnum)" />
</font>	</font>
END	END
}	}
Line 3182 sub search_results_header {	Line 3086 sub search_results_header {
if (! exists($env{'form.mode'}) \|\| $env{'form.mode'} ne 'edit') {	if (! exists($env{'form.mode'}) \|\| $env{'form.mode'} ne 'edit') {
$js.=<<SCRIPT;	$js.=<<SCRIPT;
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function select_data(title,url) {	function select_data(title,url) {
changeTitle(title);	changeTitle(title);
changeURL(url);	changeURL(url);
Line 3197 sub search_results_header {	Line 3102 sub search_results_header {
parent.opener.inf.document.forms.resinfo.elements.u.value=val;	parent.opener.inf.document.forms.resinfo.elements.u.value=val;
}	}
}	}
	// ]]>
</script>	</script>
SCRIPT	SCRIPT
} elsif ($env{'form.mode'} eq 'edit') {	} elsif ($env{'form.mode'} eq 'edit') {
Line 3221 END	Line 3127 END

$js.=<<SCRIPT;	$js.=<<SCRIPT;
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function select_data(title,url) {	function select_data(title,url) {
changeURL(url);	changeURL(url);
changeTitle(title);	changeTitle(title);
Line 3235 function changeURL(val) {	Line 3142 function changeURL(val) {
alert("Unable to transfer data to "+url);	alert("Unable to transfer data to "+url);
}	}
}	}
	// ]]>
</script>	</script>
SCRIPT	SCRIPT
}	}
Line 3242 SCRIPT	Line 3150 SCRIPT
my $inhibit_menu = "&".&Apache::loncommon::inhibit_menu_check();	my $inhibit_menu = "&".&Apache::loncommon::inhibit_menu_check();
$js.=<<SCRIPT if $env{'form.catalogmode'} eq 'import';	$js.=<<SCRIPT if $env{'form.catalogmode'} eq 'import';
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function queue(checkbox_num,val) {	function queue(checkbox_num,val) {
if (document.forms.results.returnvalues.length != "undefined" &&	if (document.forms.results.returnvalues.length != "undefined" &&
typeof(document.forms.results.returnvalues.length) == "number") {	typeof(document.forms.results.returnvalues.length) == "number") {
Line 3260 SCRIPT	Line 3169 SCRIPT
}	}
function select_group() {	function select_group() {
parent.window.location=	parent.window.location=
"/adm/groupsort?mode=$env{'form.mode'}&catalogmode=import$inhibit_menu&acts="+	"/adm/groupsort?mode=$env{'form.mode'}&catalogmode=import$inhibit_menu&acts="+
parent.statusframe.document.forms.statusform.elements.acts.value;	parent.statusframe.document.forms.statusform.elements.acts.value;
}	}
	// ]]>
</script>	</script>
SCRIPT	SCRIPT

my $start_page = &Apache::loncommon::start_page(undef,$js,	my $start_page = &Apache::loncommon::start_page(undef,$js,
{'only_body' =>1});	{'only_body' =>1,
	'add_wishlist' =>1,
	'add_modal' =>1});
my $result=<<END;	my $result=<<END;
$start_page	$start_page
<form name="results" method="post" action="/adm/searchcat">	<form name="results" method="post" action="/adm/searchcat">
Line 3294 sub print_frames_interface {	Line 3206 sub print_frames_interface {
my $results_link = &results_link();	my $results_link = &results_link();
my $js = <<JS;	my $js = <<JS;
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
var targetwin = opener;	var targetwin = opener;
var queue = '';	var queue = '';
	// ]]>
</script>	</script>
JS	JS

Line 3357 sub evalfields {	Line 3271 sub evalfields {
######################################################################	######################################################################
######################################################################	######################################################################

	sub display_tools {
	my ($title, $jumpurl) = @_;
	my $result;
	# Metadata
	$result.=
	&Apache::loncommon::modal_link(
	$jumpurl.'.meta?inhibitmenu=yes',
	'<img class="LC_icon" src="/res/adm/pages/catalog.png" alt="Info" />',
	500,500,'_blank',undef,&mt('Metadata'));
	# Stored Links
	$result.=
	' <a href="javascript:;"'.
	' onclick="set_wishlistlink('."'$title','$jumpurl'".')" '.
	'title="'.&mt('Save a link for this resource in your personal Stored Links repository').'">'.
	'<img class="LC_icon" src="/res/adm/pages/wishlist.png" '.
	'alt="Stored Links" style="width:22px;"/></a>';
	return $result;
	}

	######################################################################
	######################################################################

=pod	=pod

=item Metadata Viewing Functions	=item Metadata Viewing Functions
Line 3381 sub detailed_citation_view {	Line 3317 sub detailed_citation_view {
my $result;	my $result;
my $jumpurl=$values{'url'};	my $jumpurl=$values{'url'};
$jumpurl=~s\|^/ext/\|http://\|;	$jumpurl=~s\|^/ext/\|http://\|;
$result .= '<b>'.$prefix.	$result .=
'<img src="'.&Apache::loncommon::icon($values{'url'}).'" />'.' '.	'<b>'.$prefix.
	'<img src="'.&Apache::loncommon::icon($values{'url'}).'" alt="" />'.' '.
'<a href="'.$jumpurl.'?inhibitmenu=yes" '.	'<a href="'.$jumpurl.'?inhibitmenu=yes" '.
'target="preview">'.$values{'title'}."</a></b>\n";	'target="preview">'.$values{'title'}."</a></b>\n".
$result .= "<p>\n";	&display_tools($values{'title'}, $jumpurl).
$result .= '<b>'.$values{'author'}.'</b>,'.	"<p>\n".
	'<b>'.$values{'author'}.'</b>,'.
' <i>'.$values{'owner'}.'</i><br />';	' <i>'.$values{'owner'}.'</i><br />';
foreach my $field	foreach my $field
(	(
Line 3451 sub detailed_citation_view {	Line 3389 sub detailed_citation_view {
$result .= '<b>'.&mt($field->{'translate'}).'</b>';	$result .= '<b>'.&mt($field->{'translate'}).'</b>';
foreach my $item (split(',',$values{$field->{'name'}})){	foreach my $item (split(',',$values{$field->{'name'}})){
$item = &Apache::lonnet::clutter($item);	$item = &Apache::lonnet::clutter($item);
$result .= &display_url($item,[2,0,1]);	$result .= '<br />'.&display_url($item,1).'<br />';
}	}
} elsif (exists($field->{'format'}) && $field->{'format'} ne ''){	} elsif (exists($field->{'format'}) && $field->{'format'} ne ''){
$result.= &mt($field->{'translate'},	$result.= &mt($field->{'translate'},
Line 3459 sub detailed_citation_view {	Line 3397 sub detailed_citation_view {
$values{$field->{'name'}}))."<br />\n";	$values{$field->{'name'}}))."<br />\n";
} else {	} else {
if ($field->{'special'} eq 'url link') {	if ($field->{'special'} eq 'url link') {
$result .= &display_url($jumpurl,[3,0,1]);	$result .= '<br />'.&display_url($jumpurl,1).'<br />';
} else {	} else {
$result.= &mt($field->{'translate'},	$result.= &mt($field->{'translate'},
$values{$field->{'name'}});	$values{$field->{'name'}});
Line 3474 sub detailed_citation_view {	Line 3412 sub detailed_citation_view {
if (exists($values{'shortabstract'}) && $values{'shortabstract'} ne '') {	if (exists($values{'shortabstract'}) && $values{'shortabstract'} ne '') {
$result .= '<p>'.$values{'shortabstract'}.'</p>';	$result .= '<p>'.$values{'shortabstract'}.'</p>';
}	}
$result .= '<hr />'."\n";
return $result;	return $result;
}	}

sub detailed_citation_preview {	sub detailed_citation_preview {
my ($prefix,%values)=@_;	my ($prefix,%values)=@_;
return '<table><tr><td>'.	return &detailed_citation_view($prefix,%values).
&detailed_citation_view($prefix,%values).
'</td><td>'.	'</td><td>'.
&Apache::lonindexer::showpreview($values{'url'}).	&Apache::lonindexer::showpreview($values{'url'});
'</td></tr></table><hr />';
}	}


Line 3501 sub detailed_citation_preview {	Line 3436 sub detailed_citation_preview {
sub summary_view {	sub summary_view {
my ($prefix,%values) = @_;	my ($prefix,%values) = @_;
my $icon=&Apache::loncommon::icon($values{'url'});	my $icon=&Apache::loncommon::icon($values{'url'});
my $result=qq{$prefix<img src="$icon" />};	my $result=qq{$prefix<img src="$icon" alt="" />};
if (exists($env{'form.sortfield'}) &&	if (exists($env{'form.sortfield'}) &&
$env{'form.sortfield'} !~ /^(default\|	$env{'form.sortfield'} !~ /^(default\|
author\|	author\|
Line 3516 sub summary_view {	Line 3451 sub summary_view {
}	}
my $jumpurl=$values{'url'};	my $jumpurl=$values{'url'};
$jumpurl=~s\|^/ext/\|http://\|;	$jumpurl=~s\|^/ext/\|http://\|;
my $link = &display_url($jumpurl,[2,0,1]);	my $link = '<br />'.&display_url($jumpurl,1).'<br />';
	$result .=
$result.=<<END;	'<a href="'.$jumpurl.'?inhibitmenu=yes"'.
<a href="$jumpurl?inhibitmenu=yes"	' target="preview">'.$values{'title'}.'</a>'.
target='preview'>$values{'title'}</a> <br />	&display_tools($values{'title'}, $jumpurl).<<END;
$link <br />	<br />
	$link<br />
$values{'author'}, $values{'owner'} -- $values{'lastrevisiondate'}<br />	$values{'author'}, $values{'owner'} -- $values{'lastrevisiondate'}<br />
$values{'copyrighttag'}<br />	$values{'copyrighttag'}<br />
$values{'extrashow'}	$values{'extrashow'}
</p>
<hr />
END	END
return $result;	return $result;
}	}

sub summary_preview {	sub summary_preview {
my ($prefix,%values)=@_;	my ($prefix,%values)=@_;
return '<table><tr><td>'.	return &summary_view($prefix,%values).
&summary_view($prefix,%values).
'</td><td>'.	'</td><td>'.
&Apache::lonindexer::showpreview($values{'url'}).	&Apache::lonindexer::showpreview($values{'url'});
'</td></tr></table><hr />';
}	}

######################################################################	######################################################################
Line 3556 sub compact_view {	Line 3488 sub compact_view {
my $jumpurl=$values{'url'};	my $jumpurl=$values{'url'};
$jumpurl=~s\|^/ext/\|http://\|;	$jumpurl=~s\|^/ext/\|http://\|;

my $link = &display_url($jumpurl,[1,1,1]);	my $link = &display_url($jumpurl,1);

my $result =	my $result =
$prefix.'<img src="'.&Apache::loncommon::icon($values{'url'}).'" alt="" />';	$prefix.'<img src="'.&Apache::loncommon::icon($values{'url'}).'" alt="" />';
Line 3570 sub compact_view {	Line 3502 sub compact_view {
$result.=' <span class="LC_nobreak">'.	$result.=' <span class="LC_nobreak">'.
'<a href="'.$jumpurl.'?inhibitmenu=yes" target="preview">'.	'<a href="'.$jumpurl.'?inhibitmenu=yes" target="preview">'.
&HTML::Entities::encode($values{'title'},'<>&"').'</a></span> '.	&HTML::Entities::encode($values{'title'},'<>&"').'</a></span> '.
$link.' <b>'.$values{'author'}.'</b> ('.$values{'domain'}.')<br />';	&display_tools($values{'title'}, $jumpurl).
	$link.' <b>'.$values{'author'}.'</b> ('.$values{'domain'}.')';
return $result;	return $result;
}	}

sub display_url {	sub display_url {
my ($url,$crumb_args) = @_;	my ($url,$skiplast) = @_;
my $link;	my $link;
if ($url=~m\|^/ext/\|) {	if ($url=~m\|^/ext/\|) {
$url=~s\|^/ext/\|http://\|;	$url=~s\|^/ext/\|http://\|;
Line 3583 sub display_url {	Line 3516 sub display_url {
} elsif ($url=~m{^(http://\|/uploaded/)}) {	} elsif ($url=~m{^(http://\|/uploaded/)}) {
$link='<span class="LC_filename">'.$url.'</span>';	$link='<span class="LC_filename">'.$url.'</span>';
} else {	} else {
$link=&Apache::lonhtmlcommon::crumbs($url,	$link=&Apache::lonhtmlcommon::crumbs(
'preview',	$url,
'',	'preview',
(($env{'form.catalogmode'} eq 'import')?'parent.statusframe.document.forms.statusform':''),@{$crumb_args}).' ';	'',
	(($env{'form.catalogmode'} eq 'import')?'parent.statusframe.document.forms.statusform':''),
	$skiplast).' ';
}	}
return $link;	return $link;
}	}
Line 3610 sub fielded_format_view {	Line 3545 sub fielded_format_view {
$jumpurl=~s\|^/ext/\|http://\|;	$jumpurl=~s\|^/ext/\|http://\|;

my $result=<<END;	my $result=<<END;
$prefix <img src="$icon" />	$prefix <img src="$icon" alt="" />
<dl>	<dl>
<dt>URL:</dt>	<dt>URL:</dt>
<dd><a href="$jumpurl?inhibitmenu=yes"	<dd><a href="$jumpurl?inhibitmenu=yes"
target='preview'>$values{'url'}</a></dd>	target='preview'>$values{'url'}</a>
END	END
	$result .=
	&display_tools($values{'title'}, $jumpurl).'
	</dd>';
foreach my $field ('title','author','domain','subject','keywords','notes',	foreach my $field ('title','author','domain','subject','keywords','notes',
'mimetag','language','creationdate','lastrevisiondate',	'mimetag','language','creationdate','lastrevisiondate',
'owner','copyrighttag','hostname','abstract') {	'owner','copyrighttag','hostname','abstract') {
Line 3636 END	Line 3574 END
}	}
$result .= "</dl>\n";	$result .= "</dl>\n";
$result .= $values{'extrashow'};	$result .= $values{'extrashow'};
$result .= '<hr />'."\n";
return $result;	return $result;
}	}

Line 3710 $prefix	Line 3647 $prefix
$xml	$xml
</pre>	</pre>
$values{'extrashow'}	$values{'extrashow'}
<hr />
END	END
return $result;	return $result;
}	}
Line 3750 sub output_unparsed_phrase_error {	Line 3686 sub output_unparsed_phrase_error {
my ($r,$closebutton,$parms,$hidden_fields,$field)=@_;	my ($r,$closebutton,$parms,$hidden_fields,$field)=@_;
my $errorstring;	my $errorstring;
if ($field eq 'basicexp') {	if ($field eq 'basicexp') {
$errorstring = &mt('Unable to understand the search phrase <i>[_1]</i>. Please modify your search.',$env{'form.basicexp'});	$errorstring = &mt('Unable to understand the search phrase [_1]. Please modify your search.'
	,'<i>'.$env{'form.basicexp'}.'</i>');
} else {	} else {
$errorstring = &mt('Unable to understand the search phrase <b>[_1]</b>:<i>[_2]</i>.',$field,$env{'form.'.$field});	$errorstring = &mt('Unable to understand the search phrase [_1]: [_2]'
	,'<i>'.$field.'</i>'
	,$env{'form.'.$field});
}	}
my $heading = &mt('Unparsed Field');	my $heading = &mt('Unparsed Field');
my $revise = &mt('Revise search request');	my $revise = &mt('Revise search request');
Line 3766 $hidden_fields	Line 3705 $hidden_fields
$closebutton	$closebutton
<hr />	<hr />
<h2>$heading</h2>	<h2>$heading</h2>
<p>	<p class="LC_warning">
$errorstring	$errorstring
</p>	</p>
<p>	<p>
Line 3798 $parms is extra information to include i	Line 3737 $parms is extra information to include i
######################################################################	######################################################################
sub output_blank_field_error {	sub output_blank_field_error {
my ($r,$closebutton,$parms,$hidden_fields)=@_;	my ($r,$closebutton,$parms,$hidden_fields)=@_;
my $errormsg = &mt('You did not fill in enough information for the search to be started. You need to fill in relevant fields on the search page in order for a query to be processed.');	my $errormsg = &mt('You did not fill in enough information for the search to be started. You need to fill in relevant fields on the search page in order for a query to be processed.');
my $revise = &mt('Revise Search Request');	my $revise = &mt('Revise Search Request');
my $heading = &mt('Unactionable Search Queary');	my $heading = &mt('Unactionable Search Query');
my $start_page = &Apache::loncommon::start_page('Search');	my $start_page = &Apache::loncommon::start_page('Search');
my $end_page = &Apache::loncommon::end_page();	my $end_page = &Apache::loncommon::end_page();
	if ($closebutton) {
	$closebutton = '<p>'.$closebutton.'</p><hr />';
	} else {
	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>'',
	text=>$heading,});
	$start_page .= &Apache::lonhtmlcommon::breadcrumbs();
	}

$r->print(<<ENDPAGE);	$r->print(<<ENDPAGE);
$start_page	$start_page
<form method="post" action="/adm/searchcat">	<form method="post" action="/adm/searchcat">
$hidden_fields	$hidden_fields
$closebutton	$closebutton
<hr />	</form>
<h2>$heading</h2>	<h2>$heading</h2>
<p>	<p class="LC_warning">
$errormsg	$errormsg
</p>	</p>
<p>	<p>
<a href="/adm/searchcat?$parms&persistent_db_id=$env{'form.persistent_db_id'}">$revise</a>	<a href="/adm/searchcat?$parms&persistent_db_id=$env{'form.persistent_db_id'}">$revise</a>
</p>	</p>
$end_page	$end_page
ENDPAGE	ENDPAGE
Line 3845 sub output_date_error {	Line 3793 sub output_date_error {
# make query information persistent to allow for subsequent revision	# make query information persistent to allow for subsequent revision
my $start_page = &Apache::loncommon::start_page('Search');	my $start_page = &Apache::loncommon::start_page('Search');
my $end_page = &Apache::loncommon::end_page();	my $end_page = &Apache::loncommon::end_page();
	my $heading = &mt('Error');
$r->print(<<RESULTS);	$r->print(<<RESULTS);
$start_page	$start_page
<form method="post" action="/adm/searchcat">	<form method="post" action="/adm/searchcat">
$hidden_fields	$hidden_fields
<input type='button' value='Revise search request'	<input type='button' value='Revise search request'
onClick='this.form.submit();' />	onclick='this.form.submit();' />
$closebutton	$closebutton
	</form>
<hr />	<hr />
<h3>Error</h3>	<h3>$heading</h3>
<p>	<p class="LC_error">
$message	$message
</p>	</p>
$end_page	$end_page
Line 3877 Cleans the global %groupsearch_db by rem	Line 3827 Cleans the global %groupsearch_db by rem
######################################################################	######################################################################
sub start_fresh_session {	sub start_fresh_session {
delete $groupsearch_db{'mode_catalog'};	delete $groupsearch_db{'mode_catalog'};
foreach (keys %groupsearch_db) {	foreach (keys(%groupsearch_db)) {
if ($_ =~ /^pre_/) {	if ($_ =~ /^pre_/) {
delete $groupsearch_db{$_};	delete $groupsearch_db{$_};
}	}
Line 3895 sub cleanup {	Line 3845 sub cleanup {
&Apache::lonnet::logthis('Failed cleanup searchcat: groupsearch_db');	&Apache::lonnet::logthis('Failed cleanup searchcat: groupsearch_db');
}	}
}	}
&untiehash();
&Apache::lonmysql::disconnect_from_db();	&Apache::lonmysql::disconnect_from_db();
return OK;	return OK;
}	}

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Removed from v.1.309
changed lines
	Added in v.1.345