--- loncom/interface/lonsearchcat.pm 2013/12/31 01:10:17 1.331.4.9 +++ loncom/interface/lonsearchcat.pm 2016/08/04 20:59:22 1.349 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Search Catalog # -# $Id: lonsearchcat.pm,v 1.331.4.9 2013/12/31 01:10:17 raeburn Exp $ +# $Id: lonsearchcat.pm,v 1.349 2016/08/04 20:59:22 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -78,6 +78,7 @@ use Apache::lonnavmaps; use Apache::lonindexer(); use Apache::lonwishlist(); use LONCAPA; +use Time::HiRes qw(sleep); ###################################################################### ###################################################################### @@ -143,7 +144,7 @@ sub handler { ## this once, so the pause indicator is deleted ## if (exists($env{'form.pause'})) { - sleep(1); + sleep(0.1); delete($env{'form.pause'}); } ## @@ -170,7 +171,7 @@ sub handler { &Apache::lonhtmlcommon::clear_breadcrumbs(); 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'); } my $crumb_text = 'Portfolio Search'; @@ -193,12 +194,15 @@ sub handler { &Apache::lonnet::logthis('lonsearchcat:'. 'Unable to recover data from '. $persistent_db_file); - my $msg = - 'We were unable to retrieve data describing your search. '. - 'This is a serious error and has been logged. '. - 'Please alert your LON-CAPA administrator.'; - &Apache::loncommon::simple_error_page($r,'Search Error', - $msg); + my $msg = + &mt('We were unable to retrieve data describing your search.'). + ' '.&mt('This is a serious error and has been logged.'). + '
'. + &mt('Please alert your LON-CAPA administrator.'); + &Apache::loncommon::simple_error_page( + $r,'Search Error', + $msg, + {'no_auto_mt_msg' => 1}); return OK; } } @@ -429,7 +433,7 @@ sub hidden_field { =pod =over 4 - + =item &print_basic_search_form() Prints the form for the basic search. Sorry the name is so cryptic. @@ -446,7 +450,7 @@ sub print_basic_search_form { $env{'form.catalogmode'} ne 'import'); my $scrout = &Apache::loncommon::start_page('Content Library').$bread_crumb; # 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 .= '

'; } @@ -1908,10 +1912,11 @@ sub copyright_check { my (undef,undef,$resdom,$resname) = split('/', $Metadata->{'url'}); # Check for priv - if (($Metadata->{'copyright'} eq 'priv') && - (($env{'user.name'} ne $resname) && - ($env{'user.domain'} ne $resdom))) { - return 0; + if ($Metadata->{'copyright'} eq 'priv') { + unless (($env{'user.name'} eq $resname) && + ($env{'user.domain'} eq $resdom)) { + return 0; + } } # Check for domain if (($Metadata->{'copyright'} eq 'domain') && @@ -2047,21 +2052,7 @@ sub print_sort_form { &Apache::lonnet::logthis(&Apache::lonmysql::get_error()); return; } - my $js =< -// - -END - - my $start_page = &Apache::loncommon::start_page('Results',$js); + my $start_page = &Apache::loncommon::start_page('Results',undef); my $breadcrumbs= &Apache::lonhtmlcommon::breadcrumbs('Searching','Searching', $env{'form.catalogmode'} ne 'import'); @@ -2225,8 +2216,21 @@ SCRIPT $r->rflush(); } +sub reload_result_frame { + my ($r) = @_; + my $newloc = '/adm/searchcat?phase=results&persistent_db_id='. + $env{'form.persistent_db_id'}; + $r->print(< + parent.update_results("$newloc"); + +SCRIPT + + $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 $last_time = 0; @@ -2407,6 +2411,7 @@ END ## ## Prepare for the big loop. my $hitcountsum; + my $oldhitcountsum; my %matches; my $server; my $status; @@ -2453,7 +2458,7 @@ END &update_status($r, &mt('waiting on [_1]',join(' ',keys(%Server_status)))); } - sleep(1); + sleep(0.1); } # # Loop through the servers we have contacted but do not @@ -2529,7 +2534,13 @@ END delete($Server_status{$server}); } 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()); &update_seconds($r); @@ -2623,6 +2634,8 @@ sub display_results { if ($env{'form.catalogmode'} eq 'import') { if (! tie(%groupsearch_db,'GDBM_File',$diropendb, &GDBM_WRCREAT(),0640)) { + # NOTE: this can happen when a previous request to searchcat?phase=results gets interrupted + # (%groupsearch_db is not untied) $r->print('

'. &mt('Unable to save import results.'). '

'. @@ -2631,6 +2644,10 @@ sub display_results { $r->rflush(); return; } + # untie %groupsearch_db if the connection gets aborted before the end + $r->register_cleanup(sub { + untie %groupsearch_db if (tied(%groupsearch_db)); + }); } ## ## Prepare the table for querying @@ -2772,8 +2789,7 @@ sub display_results { ); if ($total_results == 0) { - $r->print(''. - '

'.&mt('There are currently no results.').'

'. + $r->print('

'.&mt('There are currently no results.').'

'. "". &Apache::loncommon::end_page()); return; @@ -3146,6 +3162,14 @@ SCRIPT SCRIPT + $js.=< + \$(document).ready(function() { + parent.done_loading_results(); + }); + +SCRIPT + my $start_page = &Apache::loncommon::start_page(undef,$js, {'only_body' =>1, 'add_wishlist' =>1, @@ -3176,10 +3200,28 @@ sub print_frames_interface { my $results_link = &results_link(); my $js = < -// + +var loading_results = true; +var need_reloading = false; +var new_location; +function update_results(newloc) { + if (loading_results) { + need_reloading = true; + new_location = newloc; + } else { + loading_results = true; + resultsframe.location = newloc; + } +} +function done_loading_results() { + loading_results = false; + if (need_reloading) { + need_reloading = false; + update_results(new_location); + } +} JS @@ -3291,7 +3333,7 @@ sub detailed_citation_view { ''.$prefix. ''.' '. ''.$values{'title'}."\n". + 'target="preview" onclick="openMyModal(this.href, 500, 500, \'yes\');return false;">'.$values{'title'}."\n". &display_tools($values{'title'}, $jumpurl). "

\n". ''.$values{'author'}.','. @@ -3424,7 +3466,7 @@ sub summary_view { my $link = '
'.&display_url($jumpurl,1).'
'; $result .= ''.$values{'title'}.''. + ' target="preview" onclick="openMyModal(this.href, 500, 500, \'yes\');return false;">'.$values{'title'}.''. &display_tools($values{'title'}, $jumpurl).< $link
@@ -3470,7 +3512,7 @@ sub compact_view { } $jumpurl = &HTML::Entities::encode($jumpurl,'<>&"'); $result.=' '. - ''. + ''. &HTML::Entities::encode($values{'title'},'<>&"').' '. &display_tools($values{'title'}, $jumpurl). $link.' '.$values{'author'}.' ('.$values{'domain'}.')'; @@ -3486,12 +3528,17 @@ sub display_url { } elsif ($url=~m{^(http://|/uploaded/)}) { $link=''.$url.''; } else { + # replace the links to open in a new window + # (because the search opens in a new window, it gets + # confusing when the links open a tab in the + # parent window; ideally we should not force windows) + my $onclick = " onclick=\"window.open(this.href, '_blank', 'toolbar=1,location=1,menubar=0');return false;\""; $link=&Apache::lonhtmlcommon::crumbs( $url, 'preview', '', - (($env{'form.catalogmode'} eq 'import')?'parent.statusframe.document.forms.statusform':''), - $skiplast).' '; + '', + $skiplast,$onclick).' '; } return $link; } @@ -3797,7 +3844,7 @@ Cleans the global %groupsearch_db by rem ###################################################################### sub start_fresh_session { delete $groupsearch_db{'mode_catalog'}; - foreach (keys %groupsearch_db) { + foreach (keys(%groupsearch_db)) { if ($_ =~ /^pre_/) { delete $groupsearch_db{$_}; }