version 1.200, 2004/01/01 20:13:17
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version 1.215, 2004/04/22 20:05:18
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Line 48 described at http://www.lon-capa.org.
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Line 48 described at http://www.lon-capa.org.
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lonsearchcat presents the user with an interface to search the LON-CAPA |
lonsearchcat presents the user with an interface to search the LON-CAPA |
digital library. lonsearchcat also initiates the execution of a search |
digital library. lonsearchcat also initiates the execution of a search |
by sending the search parameters to LON-CAPA servers. The progress of |
by sending the search parameters to LON-CAPA servers. The progress of |
search (on a server basis) is displayed to the user in a seperate window. |
search (on a server basis) is displayed to the user in a separate window. |
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=head1 Internals |
=head1 Internals |
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Line 73 use Apache::lonmysql();
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Line 73 use Apache::lonmysql();
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use Apache::lonmeta; |
use Apache::lonmeta; |
use Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
use Apache::lonlocal; |
use Apache::lonlocal; |
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use LONCAPA::lonmetadata(); |
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use HTML::Entities(); |
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###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
Line 148 sub handler {
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Line 150 sub handler {
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## Initialize global variables |
## Initialize global variables |
## |
## |
my $domain = $r->dir_config('lonDefDomain'); |
my $domain = $r->dir_config('lonDefDomain'); |
$diropendb= "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_searchcat.db"; |
$diropendb= "/home/httpd/perl/tmp/". |
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"$ENV{'user.domain'}_$ENV{'user.name'}_searchcat.db"; |
# |
# |
# set the name of the persistent database |
# set the name of the persistent database |
# $ENV{'form.persistent_db_id'} can only have digits in it. |
# $ENV{'form.persistent_db_id'} can only have digits in it. |
Line 163 sub handler {
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Line 166 sub handler {
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'_'.&Apache::lonnet::escape($ENV{'user.name'}). |
'_'.&Apache::lonnet::escape($ENV{'user.name'}). |
'_'.$ENV{'form.persistent_db_id'}.'_persistent_search.db'; |
'_'.$ENV{'form.persistent_db_id'}.'_persistent_search.db'; |
## |
## |
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&Apache::lonhtmlcommon::clear_breadcrumbs(); |
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if (exists($ENV{'request.course.id'}) && $ENV{'request.course.id'} ne '') { |
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&Apache::lonhtmlcommon::add_breadcrumb |
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({href=>'/adm/searchcat?'. |
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'catalogmode='.$ENV{'form.catalogmode'}. |
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'&launch='.$ENV{'form.launch'}. |
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'&mode='.$ENV{'form.mode'}, |
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text=>"Course and Catalog Search", |
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bug=>'Searching',}); |
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} else { |
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&Apache::lonhtmlcommon::add_breadcrumb |
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({href=>'/adm/searchcat?'. |
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'catalogmode='.$ENV{'form.catalogmode'}. |
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'&launch='.$ENV{'form.launch'}. |
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'&mode='.$ENV{'form.mode'}, |
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text=>"Catalog Search", |
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bug=>'Searching',}); |
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} |
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# |
if (! &get_persistent_form_data($persistent_db_file)) { |
if (! &get_persistent_form_data($persistent_db_file)) { |
if ($ENV{'form.phase'} =~ /(run_search|results)/) { |
if ($ENV{'form.phase'} =~ /(run_search|results)/) { |
&Apache::lonnet::logthis("lonsearchcat:Unable to recover data ". |
&Apache::lonnet::logthis("lonsearchcat:Unable to recover data ". |
Line 263 END
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Line 285 END
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} |
} |
$ENV{'form.phase'} = 'disp_basic' if (! exists($ENV{'form.phase'})); |
$ENV{'form.phase'} = 'disp_basic' if (! exists($ENV{'form.phase'})); |
$ENV{'form.show'} = 20 if (! exists($ENV{'form.show'})); |
$ENV{'form.show'} = 20 if (! exists($ENV{'form.show'})); |
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# |
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$ENV{'form.searchmode'} = 'basic'; |
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if ($ENV{'form.phase'} eq 'adv_search' || |
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$ENV{'form.phase'} eq 'disp_adv') { |
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$ENV{'form.searchmode'} = 'advanced'; |
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} elsif ($ENV{'form.phase'} eq 'course_search') { |
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$ENV{'form.searchmode'} = 'course_search'; |
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} |
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# |
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if ($ENV{'form.searchmode'} eq 'advanced') { |
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&Apache::lonhtmlcommon::add_breadcrumb |
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({href=>'/adm/searchcat?phase=disp_adv&'. |
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'catalogmode='.$ENV{'form.catalogmode'}. |
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'&launch='.$ENV{'form.launch'}. |
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'&mode='.$ENV{'form.mode'}, |
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text=>"Advanced Search", |
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bug=>'Searching',}); |
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} elsif ($ENV{'form.searchmode'} eq 'course search') { |
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&Apache::lonhtmlcommon::add_breadcrumb |
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({href=>'/adm/searchcat?phase=disp_adv&'. |
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'catalogmode='.$ENV{'form.catalogmode'}. |
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'&launch='.$ENV{'form.launch'}. |
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'&mode='.$ENV{'form.mode'}, |
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text=>"Course Search", |
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bug=>'Searching',}); |
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} |
## |
## |
## Switch on the phase |
## Switch on the phase |
## |
## |
Line 287 END
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Line 335 END
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&course_search($r); |
&course_search($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')) { |
$ENV{'form.searchmode'} = 'basic'; |
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if ($ENV{'form.phase'} eq 'adv_search') { |
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$ENV{'form.searchmode'} = 'advanced'; |
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} |
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# Set up table |
# Set up table |
if (! defined(&create_results_table())) { |
if (! defined(&create_results_table())) { |
my $errorstring=&Apache::lonmysql::get_error(); |
my $errorstring=&Apache::lonmysql::get_error(); |
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&Apache::lonnet::logthis('lonsearchcat.pm: Unable to create '. |
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'needed table. lonmysql error:'. |
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$errorstring); |
$r->print(<<END); |
$r->print(<<END); |
<html><head><title>Search Error</title></head> |
<html><head><title>Search Error</title></head> |
$bodytag |
$bodytag |
Unable to create table in which to store search results. |
Unable to create table in which to store search results. |
The search has been aborted. |
The search has been aborted. |
<br />$errorstring |
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</body> |
</body> |
</html> |
</html> |
END |
END |
Line 359 my $totalfound;
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Line 405 my $totalfound;
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sub course_search { |
sub course_search { |
my $r=shift; |
my $r=shift; |
my $bodytag=&Apache::loncommon::bodytag('Course Search'); |
my $bodytag=&Apache::loncommon::bodytag('Course Search'). |
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&Apache::loncommon::help_open_bug('Searching'); |
my $pretty_search_string = '<b>'.$ENV{'form.courseexp'}.'</b>'; |
my $pretty_search_string = '<b>'.$ENV{'form.courseexp'}.'</b>'; |
my $search_string = $ENV{'form.courseexp'}; |
my $search_string = $ENV{'form.courseexp'}; |
my @New_Words; |
my @New_Words; |
Line 375 sub course_search {
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Line 422 sub course_search {
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my @allwords=($search_string,@New_Words); |
my @allwords=($search_string,@New_Words); |
$totalfound=0; |
$totalfound=0; |
$r->print('<html><head><title>LON-CAPA Course Search</title></head>'. |
$r->print('<html><head><title>LON-CAPA Course Search</title></head>'. |
$bodytag.$pretty_search_string); |
$bodytag.'<hr /><center><font size="+2" face="arial">'.$pretty_search_string.'</font></center><hr />'); |
$r->rflush(); |
$r->rflush(); |
# ======================================================= Go through the course |
# ======================================================= Go through the course |
undef %alreadyseen; |
undef %alreadyseen; |
Line 452 sub untiehash {
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Line 499 sub untiehash {
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} # End of course search scoping |
} # End of course search scoping |
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sub search_html_header { |
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my $Str = <<ENDHEADER; |
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<html> |
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<head> |
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<title>The LearningOnline Network with CAPA</title> |
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<script type="text/javascript"> |
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function openhelp(val) { |
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openhelpwin=open('/adm/help/searchcat.html','helpscreen', |
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'scrollbars=1,width=600,height=300'); |
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openhelpwin.focus(); |
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} |
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</script> |
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</head> |
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ENDHEADER |
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return $Str; |
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} |
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###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
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Line 459 sub untiehash {
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Line 523 sub untiehash {
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=item &print_basic_search_form() |
=item &print_basic_search_form() |
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Returns a scalar which holds html for the basic search form. |
Prints the form for the basic search. Sorry the name is so cryptic. |
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=cut |
=cut |
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###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
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sub print_basic_search_form { |
sub print_basic_search_form{ |
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my ($r,$closebutton,$hidden_fields) = @_; |
my ($r,$closebutton,$hidden_fields) = @_; |
my $bodytag=&Apache::loncommon::bodytag('Search'); |
my $bodytag=&Apache::loncommon::bodytag('Search'). |
my $scrout=<<"ENDDOCUMENT"; |
&Apache::lonhtmlcommon::breadcrumbs(undef,'Searching','Finding_Resources', |
<html> |
undef,undef,! $ENV{'form.launch'}); |
<head> |
my $scrout = &search_html_header().$bodytag; |
<title>The LearningOnline Network with CAPA</title> |
if (&Apache::lonnet::allowed('bre',$ENV{'request.role.domain'})) { |
<script type="text/javascript"> |
# Define interface components |
function openhelp(val) { |
my $userelatedwords= |
openhelpwin=open('/adm/help/searchcat.html','helpscreen', |
&mt('[_1] use related words', |
'scrollbars=1,width=600,height=300'); |
&Apache::lonhtmlcommon::checkbox |
openhelpwin.focus(); |
('related',$ENV{'form.related'})); |
} |
my $onlysearchdomain= |
</script> |
&mt('[_1] only search domain [_2]', |
</head> |
&Apache::lonhtmlcommon::checkbox |
$bodytag |
('domains',$ENV{'form.domains'}), |
ENDDOCUMENT |
$r->dir_config('lonDefDomain')); |
if (&Apache::lonnet::allowed('bre',$ENV{'request.role.domain'})) { |
my $adv_search_link = |
my $CatalogSearch=&mt('Catalog Search'); |
'<a href="/adm/searchcat?'. |
my $Statement=&mt('Enter terms or phrases separated by AND, OR, or NOT then press SEARCH below'); |
'phase=disp_adv&'. |
$scrout.=(<<ENDDOCUMENT); |
'catalogmode='.$ENV{'form.catalogmode'}. |
<h1>$CatalogSearch</h1> |
'&launch='.$ENV{'form.launch'}. |
<form name="loncapa_search" method="post" action="/adm/searchcat"> |
'&mode='.$ENV{'form.mode'}. |
<input type="hidden" name="phase" value="basic_search" /> |
'">'.&mt('Advanced Search').'</a>'; |
$hidden_fields |
# |
<p> |
$scrout.='<form name="loncapa_search" method="post" '. |
$Statement. |
'action="/adm/searchcat">'. |
</p> |
'<input type="hidden" name="phase" value="basic_search" />'. |
<p> |
$hidden_fields; |
<table> |
# |
<tr><td> |
$scrout .= '<center>'.$/; |
ENDDOCUMENT |
if ($ENV{'request.course.id'}) { |
$scrout.=' '.&Apache::lonhtmlcommon::textbox('basicexp', |
$scrout .= '<h1>'.&mt('LON-CAPA Catalog Search').'</h1>'; |
$ENV{'form.basicexp'},40). |
} else { |
' '; |
# No need to tell them they are searching |
my $relatedcheckbox = &Apache::lonhtmlcommon::checkbox('related', |
$scrout.= ('<br />'x2); |
$ENV{'form.related'}); |
} |
my $domain = $r->dir_config('lonDefDomain'); |
$scrout.='<table>'. |
my $domaincheckbox = &Apache::lonhtmlcommon::checkbox('domains', |
'<tr><td align="center" valign="top">'. |
$ENV{'form.domains'}); |
&Apache::lonhtmlcommon::textbox('basicexp', |
my $srch=&mt('Search'); |
$ENV{'form.basicexp'},50).'<br />'. |
my $header=&mt('Advanced Search'); |
'<font size="-1">'.&searchhelp().'</font>'.'</td>'. |
my $userelatedwords=&mt('use related words'); |
'<td><font size="-1">'. |
my $onlysearchdomain=&mt('only search domain'); |
'<nobr>'.(' 'x3).$adv_search_link.'</nobr>'.'<br />'. |
my $view=&viewoptions(); |
'<nobr>'.(' 'x1).$userelatedwords.'</nobr>'.'<br />'. |
$scrout.=<<END; |
'<nobr>'.(' 'x1).$onlysearchdomain.'</nobr>'.'<br />'. |
</td><td><a |
'</font></td>'. |
href="/adm/searchcat?phase=disp_adv&catalogmode=$ENV{'form.catalogmode'}&launch=$ENV{'form.launch'}&mode=$ENV{'form.mode'}" |
'</tr>'.$/; |
>$header</a></td></tr> |
# |
<tr><td>$relatedcheckbox $userelatedwords</td> |
# $scrout .= '<tr><td align="center">'. |
<td>$domaincheckbox $onlysearchdomain <b>$domain</b></td></tr> |
# '<font size="-1">'. |
</table> |
# $userelatedwords.(' 'x3). |
</p> |
# $onlysearchdomain.(' 'x2).$adv_search_link. |
$view |
# '</font>'. |
<p> |
# '</td></tr>'.$/; |
<input type="submit" name="basicsubmit" value='$srch' /> |
$scrout .= '<tr><td align="center" colspan="2">'. |
$closebutton |
'<font size="-1">'. |
END |
'<input type="submit" name="basicsubmit" '. |
$scrout.=<<ENDDOCUMENT; |
'value="'.&mt('Search').'" />'. |
</p> |
(' 'x2).$closebutton.(' 'x2).&viewoptions(). |
</form> |
'</font>'. |
ENDDOCUMENT |
'</td></tr>'.$/; |
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$scrout .= '</table>'.$/.'</center>'.'</form>'; |
} |
} |
if ($ENV{'request.course.id'}) { |
if ($ENV{'request.course.id'}) { |
my %lt=&Apache::lonlocal::texthash( |
my %lt=&Apache::lonlocal::texthash('srch' => 'Search', |
'srch' => 'Search', |
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'header' => 'Course Search', |
'header' => 'Course Search', |
'note' => 'Enter terms or phrases, then press "Search" below', |
'note' => 'Enter terms or phrases, then press "Search" below', |
'use' => 'use related words', |
'use' => 'use related words', |
'full' =>'fulltext search (time consuming)' |
'full' =>'fulltext search (time consuming)' |
); |
); |
$scrout.=(<<ENDCOURSESEARCH); |
$scrout.=(<<ENDCOURSESEARCH); |
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<form name="loncapa_search" method="post" action="/adm/searchcat"> |
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<center> |
<hr /> |
<hr /> |
<h1>$lt{'header'}</h1> |
<h1>$lt{'header'}</h1> |
<form name="course_search" method="post" action="/adm/searchcat"> |
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<input type="hidden" name="phase" value="course_search" /> |
<input type="hidden" name="phase" value="course_search" /> |
$hidden_fields |
$hidden_fields |
<p> |
<p> |
Line 566 ENDCOURSESEARCH
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Line 630 ENDCOURSESEARCH
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</table><p> |
</table><p> |
<input type="submit" name="coursesubmit" value='$lt{'srch'}' /> |
<input type="submit" name="coursesubmit" value='$lt{'srch'}' /> |
</p> |
</p> |
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</center> |
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</form> |
ENDENDCOURSE |
ENDENDCOURSE |
} |
} |
$scrout.=(<<ENDDOCUMENT); |
$scrout.=(<<ENDDOCUMENT); |
Line 582 ENDDOCUMENT
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Line 648 ENDDOCUMENT
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=item &advanced_search_form() |
=item &advanced_search_form() |
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Returns a scalar which holds html for the advanced search form. |
Prints the advanced search form. |
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=cut |
=cut |
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###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
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sub print_advanced_search_form{ |
sub print_advanced_search_form{ |
my ($r,$closebutton,$hidden_fields) = @_; |
my ($r,$closebutton,$hidden_fields) = @_; |
my %lt=&Apache::lonlocal::texthash('srch' => 'Search', |
my %lt=&Apache::lonlocal::texthash('srch' => 'Search', |
Line 600 sub print_advanced_search_form{
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Line 665 sub print_advanced_search_form{
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<input type="reset" name="reset" value='$lt{"reset"}' /> |
<input type="reset" name="reset" value='$lt{"reset"}' /> |
$closebutton |
$closebutton |
<input type="button" value="$lt{'help'}" onClick="openhelp()" /> |
<input type="button" value="$lt{'help'}" onClick="openhelp()" /> |
</p> |
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END |
END |
if (!defined($ENV{'form.viewselect'})) { |
my $bodytag=&Apache::loncommon::bodytag('Advanced Catalog Search'). |
$ENV{'form.viewselect'} ="Detailed Citation View"; |
&Apache::lonhtmlcommon::breadcrumbs(undef,'Searching', |
} |
'Finding_Resources', |
my $bodytag=&Apache::loncommon::bodytag('Advanced Catalog Search'); |
undef,undef, |
my $scrout=<<"ENDHEADER"; |
! $ENV{'form.launch'}); |
<html> |
my $searchhelp=&searchhelp(); |
<head> |
my $scrout=&search_html_header(); |
<title>The LearningOnline Network with CAPA</title> |
$scrout .= <<"ENDHEADER"; |
<script type="text/javascript"> |
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function openhelp(val) { |
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openhelpwin=open('/adm/help/searchcat.html','helpscreen', |
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'scrollbars=1,width=600,height=300'); |
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openhelpwin.focus(); |
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} |
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</script> |
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</head> |
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$bodytag |
$bodytag |
Enter terms or phrases separated by search operators |
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such as AND, OR, or NOT.<br /> |
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<form method="post" action="/adm/searchcat" name="advsearch"> |
<form method="post" action="/adm/searchcat" name="advsearch"> |
$advanced_buttons |
$advanced_buttons |
$hidden_fields |
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<input type="hidden" name="phase" value="adv_search" /> |
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ENDHEADER |
ENDHEADER |
$scrout.=&viewoptions(); |
$scrout.=(' 'x2).&viewoptions().'</p>'.$hidden_fields. |
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'<input type="hidden" name="phase" value="adv_search" />'; |
my %fields=&Apache::lonmeta::fieldnames(); |
my %fields=&Apache::lonmeta::fieldnames(); |
# set undefined to "any" |
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$ENV{'form.language'}='any' unless length($ENV{'form.language'}); |
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$ENV{'form.domains'} = 'any' if (! exists($ENV{'form.domains'})); |
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$ENV{'form.category'}='any' if (! defined($ENV{'form.category'})); |
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$scrout.='<table>'; |
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$scrout.="<tr><th>".&mt('Field').'</th><th>'.&mt('Value').'</th><th>' |
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.&mt('Related').'<br />'.&mt('Words')."</td></tr>\n"; |
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foreach ('title','author','keywords','notes','abstract','standards', |
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'lowestgradelevel','highestgradelevel','mime') { |
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$scrout.='<tr><td>'.&titlefield($fields{$_}).'</td><td>'. |
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&Apache::lonmeta::prettyinput($_,$ENV{'form.'.$_},$_,'advsearch', |
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1,'</td><td>',$ENV{'form.'.$_.'_related'}). |
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'</td></tr>'; |
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} |
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# Hack - an empty table row. |
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$scrout.="<tr><td> </td><td> </td><td> </td></tr>\n"; |
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# $scrout.=&searchphrasefield('file<br />extension','extension', |
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# $ENV{'form.extension'}); |
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# $scrout.="<tr><td> </td><td> </td><td> </td></tr>\n"; |
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# $scrout.=&searchphrasefield('publisher<br />owner','owner', |
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# $ENV{'form.owner'}); |
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$scrout.="</table>\n"; |
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# $scrout.=&Apache::lonmeta::selectbox('File Category','category', |
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# $ENV{'form.category'}, |
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# 'any','Any category', |
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# undef, |
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# (&Apache::loncommon::filecategories())); |
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#---------------------------------------------------------------- |
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# Allow restriction to multiple domains. |
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# I make the crazy assumption that there will never be a domain 'any'. |
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# |
# |
my @allowed_domains = (ref($ENV{'form.domains'}) ? @{$ENV{'form.domains'}} |
$scrout.= '<p>'.$searchhelp.'</p>'. |
: ($ENV{'form.domains'}) ); |
"<table>\n"; |
my %domain_hash = (); |
my %related_word_search = |
foreach (@allowed_domains) { |
('title'=>1, |
$domain_hash{$_}++; |
'author'=>0, |
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'owner'=>0, |
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'authorspace'=>0, |
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'modifyinguser'=>0, |
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'keywords'=>1, |
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'notes'=>1, |
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'abstract'=>1, |
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'standards'=>1, |
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'mime'=>1, |
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); |
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# |
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foreach my $field ('title','author','owner','authorspace','modifyinguser', |
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'keywords','notes','abstract','standards','mime') { |
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$scrout.='<tr><td align="right">'.&titlefield($fields{$field}).'</td><td>'. |
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&Apache::lonmeta::prettyinput($field, |
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$ENV{'form.'.$field}, |
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$field, |
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'advsearch', |
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$related_word_search{$field}, |
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'</td><td align="left">', |
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$ENV{'form.'.$field.'_related'}, |
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50); |
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if ($related_word_search{$field}) { |
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$scrout .= 'related words'; |
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} else { |
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$scrout .= '</td><td> '; |
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} |
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$scrout .= '</td></tr>'.$/; |
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} |
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foreach my $field ('lowestgradelevel','highestgradelevel') { |
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$scrout.='<tr>'. |
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'<td align="right">'.&titlefield($fields{$field}).'</td>'. |
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'<td colspan="2">'. |
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&Apache::lonmeta::prettyinput($field, |
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$ENV{'form.'.$field}, |
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$field, |
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'advsearch', |
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0). |
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'</td></tr>'.$/; |
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} |
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$scrout.='<tr><td align="right">'. |
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&titlefield(&mt('MIME Type Category')).'</td><td colspan="2">'. |
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&Apache::loncommon::filecategoryselect('category', |
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$ENV{'form.category'}). |
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'</td></tr>'.$/; |
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$scrout.='<tr><td align="right" valign="top">'. |
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&titlefield(&mt('Domains')).'</td><td colspan="2">'. |
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&Apache::loncommon::domain_select('domains', |
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$ENV{'form.domains'},1). |
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'</td></tr>'.$/; |
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$scrout .= "</table>\n<br />\n<table>\n"; |
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my %dates=&Apache::lonlocal::texthash |
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('creationdatestart' => 'Creation Date After', |
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'creationdateend' => 'Creation Date Before', |
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'lastrevisiondatestart' => 'Last Revision Date After', |
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'lastrevisiondateend' => 'Last Revision Date Before'); |
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foreach my $field (sort keys %dates) { |
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$scrout.='<tr>'. |
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'<td align="right">'.&titlefield($dates{$field}).'</td><td>'. |
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&Apache::lonhtmlcommon::date_setter('advsearch',$field,0,'',1). |
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'</td></tr>'.$/; |
} |
} |
my @domains =&Apache::loncommon::get_domains(); |
$scrout.="</table>\n"; |
# adjust the size of the select box |
|
my $size = 4; |
|
$size = (scalar @domains < ($size - 1) ? scalar @domains + 1 : $size); |
|
$scrout.="\n".&titlefield(&mt('Domain to be searched')). |
|
'<select name="domains" size="'.$size.'" multiple>'."\n". |
|
'<option name="any" value="any" '. |
|
($domain_hash{'any'}? 'selected ' :''). |
|
'>all domains</option>'."\n"; |
|
foreach my $dom (sort @domains) { |
|
$scrout.="<option name=\"$dom\" ". |
|
($domain_hash{$dom} ? 'selected ' :'').">$dom</option>\n"; |
|
} |
|
$scrout.="</select>\n"; |
|
|
|
# ------------------------------------------- Compute customized metadata field |
|
# $scrout.=<<CUSTOMMETADATA; |
|
#<p> |
|
#<font color="#800000" face="helvetica"><b>LIMIT BY SPECIAL METADATA FIELDS:</b> |
|
#</font> |
|
#For resource-specific metadata, enter in an expression in the form of |
|
#<i>key</i>=<i>value</i> separated by operators such as AND, OR or NOT.<br /> |
|
#<b>Example:</b> grandmother=75 OR grandfather=85 |
|
#<br /> |
|
#CUSTOMMETADATA |
|
# $scrout.=&simpletextfield('custommetadata',$ENV{'form.custommetadata'}); |
|
# $scrout.=<<CUSTOMSHOW; |
|
#<p> |
|
#<font color="#800000" face="helvetica"><b>SHOW SPECIAL METADATA FIELDS:</b> |
|
#</font> |
|
#Enter in a space-separated list of special metadata fields to show |
|
#in a fielded listing for each record result. |
|
#<br /> |
|
#CUSTOMSHOW |
|
# $scrout.=&simpletextfield('customshow',$ENV{'form.customshow'}); |
|
$scrout.=<<ENDDOCUMENT; |
$scrout.=<<ENDDOCUMENT; |
$advanced_buttons |
$advanced_buttons |
</form> |
</form> |
Line 711 ENDDOCUMENT
|
Line 758 ENDDOCUMENT
|
$r->print($scrout); |
$r->print($scrout); |
return; |
return; |
} |
} |
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item &titlefield |
=item &titlefield() |
|
|
Inputs: title text |
Inputs: title text |
|
|
Line 726 Outputs: titletext with font wrapper
|
Line 774 Outputs: titletext with font wrapper
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
sub titlefield { |
sub titlefield { |
my $title=shift; |
my $title=shift; |
return '<font face="arial" color="#800000">'.$title.'</font>'; |
return $title; |
} |
} |
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item viewoptiontext |
=item viewoptiontext() |
|
|
Inputs: codename for view option |
Inputs: codename for view option |
|
|
Line 746 Outputs: displayed text
|
Line 794 Outputs: displayed text
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
sub viewoptiontext { |
sub viewoptiontext { |
my $code=shift; |
my $code=shift; |
my %desc=&Apache::lonlocal::texthash('detailed' => "Detailed Citation View", |
my %desc=&Apache::lonlocal::texthash |
'xml' => 'XML/SGML', |
('detailed' => "Detailed Citation View", |
'compact' => 'Compact View', |
'xml' => 'XML/SGML', |
'fielded' => 'Fielded Format', |
'compact' => 'Compact View', |
'summary' => 'Summary View'); |
'fielded' => 'Fielded Format', |
|
'summary' => 'Summary View'); |
return $desc{$code}; |
return $desc{$code}; |
} |
} |
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item viewoptions |
=item viewoptions() |
|
|
Inputs: none |
Inputs: none |
|
|
Line 770 Outputs: text for box with view options
|
Line 820 Outputs: text for box with view options
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
sub viewoptions { |
sub viewoptions { |
my $scrout="\n\n".'<table bgcolor="#FFFFBB"><tr><th>'.&mt('View Options').'</th><th>'. |
my $scrout="\n".'<nobr>'; |
&mt('Records per Page').'</th></tr><tr><td>'; |
if (! defined($ENV{'form.viewselect'})) { |
unless ($ENV{'form.viewselect'}) { $ENV{'form.viewselect'}='detailed'; } |
$ENV{'form.viewselect'}='detailed'; |
|
} |
$scrout.=&Apache::lonmeta::selectbox('viewselect', |
$scrout.=&Apache::lonmeta::selectbox('viewselect', |
$ENV{'form.viewselect'}, |
$ENV{'form.viewselect'}, |
\&viewoptiontext, |
\&viewoptiontext, |
sort(keys(%Views))); |
sort(keys(%Views))); |
$scrout.='</td><td>'; |
$scrout.= ' '; |
$scrout.=&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.="</td></tr></table>\n\n"; |
$scrout .= (' 'x2).&mt('[_1] Records per Page',$countselect). |
|
'</nobr>'.$/; |
return $scrout; |
return $scrout; |
} |
} |
|
|
Line 793 sub viewoptions {
|
Line 844 sub viewoptions {
|
|
|
=pod |
=pod |
|
|
=item &get_persistent_form_data |
=item searchhelp() |
|
|
|
Inputs: none |
|
|
|
Outputs: return little blurb on how to enter searches |
|
|
|
=cut |
|
|
|
###################################################################### |
|
###################################################################### |
|
sub searchhelp { |
|
return &mt('Enter terms or phrases separated by AND, OR, or NOT'); |
|
} |
|
|
|
###################################################################### |
|
###################################################################### |
|
|
|
=pod |
|
|
|
=item &get_persistent_form_data() |
|
|
Inputs: filename of database |
Inputs: filename of database |
|
|
Line 848 sub get_persistent_form_data {
|
Line 918 sub get_persistent_form_data {
|
|
|
=pod |
=pod |
|
|
=item &get_persistent_data |
=item &get_persistent_data() |
|
|
Inputs: filename of database, ref to array of values to recover. |
Inputs: filename of database, ref to array of values to recover. |
|
|
Line 899 Inputs: Hash of values to save, filename
|
Line 969 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 seperated string. |
elements escaped and concatenated in a comma separated string. |
|
|
=cut |
=cut |
|
|
Line 931 Inputs: filename of persistent database.
|
Line 1001 Inputs: filename of persistent database.
|
|
|
Store most form variables away to the %persistent_db. |
Store most form 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 seperated string. |
elements escaped and concatenated in a comma separated string. |
|
|
=cut |
=cut |
|
|
Line 1007 sub parse_advanced_search {
|
Line 1077 sub parse_advanced_search {
|
$fillflag++; |
$fillflag++; |
} |
} |
} |
} |
unless ($fillflag) { |
if (! $fillflag) { |
&output_blank_field_error($r,$closebutton,'phase=disp_adv',$hidden_fields); |
&output_blank_field_error($r,$closebutton, |
|
'phase=disp_adv',$hidden_fields); |
return ; |
return ; |
} |
} |
# Turn the form input into a SQL-based query |
# Turn the form input into a SQL-based query |
Line 1059 sub parse_advanced_search {
|
Line 1130 sub parse_advanced_search {
|
$pretty_search_string .=$font.'mime</font> contains <b>'. |
$pretty_search_string .=$font.'mime</font> contains <b>'. |
$searchphrase.'</b><br />'; |
$searchphrase.'</b><br />'; |
} |
} |
##### |
# |
# Evaluate option lists |
# Evaluate option lists |
if ($ENV{'form.language'} and $ENV{'form.language'} ne 'any') { |
if ($ENV{'form.language'} and $ENV{'form.language'} ne 'any') { |
push @queries,"(language like \"$ENV{'form.language'}\")"; |
push @queries,"(language like \"$ENV{'form.language'}\")"; |
Line 1098 sub parse_advanced_search {
|
Line 1169 sub parse_advanced_search {
|
# date query information. |
# date query information. |
push @queries,$datequery; |
push @queries,$datequery; |
} |
} |
|
# |
# Process form information for custom metadata querying |
# Process form information for custom metadata querying |
my $customquery=undef; |
my $customquery=undef; |
# if ($ENV{'form.custommetadata'}) { |
## |
# $pretty_search_string .=$font."Custom Metadata Search</font>: <b>". |
## The custom metadata search was removed q long time ago mostly |
# $ENV{'form.custommetadata'}."</b><br />\n"; |
## because I was unable to figureout exactly how it worked and could |
# $customquery=&build_custommetadata_query('custommetadata', |
## not imagine people actually using it. MH |
# $ENV{'form.custommetadata'}); |
## |
# } |
# if ($ENV{'form.custommetadata'}) { |
|
# $pretty_search_string .=$font."Custom Metadata Search</font>: <b>". |
|
# $ENV{'form.custommetadata'}."</b><br />\n"; |
|
# $customquery=&build_custommetadata_query('custommetadata', |
|
# $ENV{'form.custommetadata'}); |
|
# } |
my $customshow=undef; |
my $customshow=undef; |
# if ($ENV{'form.customshow'}) { |
# if ($ENV{'form.customshow'}) { |
# $pretty_search_string .=$font."Custom Metadata Display</font>: <b>". |
# $pretty_search_string .=$font."Custom Metadata Display</font>: <b>". |
# $ENV{'form.customshow'}."</b><br />\n"; |
# $ENV{'form.customshow'}."</b><br />\n"; |
# $customshow=$ENV{'form.customshow'}; |
# $customshow=$ENV{'form.customshow'}; |
# $customshow=~s/[^\w\s]//g; |
# $customshow=~s/[^\w\s]//g; |
# my @fields=split(/\s+/,$customshow); |
# my @fields=split(/\s+/,$customshow); |
# $customshow=join(" ",@fields); |
# $customshow=join(" ",@fields); |
# } |
# } |
## --------------------------------------------------------------- |
## |
## Deal with restrictions to given domains |
## Deal with restrictions to given domains |
## |
## |
my ($libraries_to_query,$pretty_domains_string) = |
my ($libraries_to_query,$pretty_domains_string) = |
Line 1145 sub parse_domain_restrictions {
|
Line 1222 sub parse_domain_restrictions {
|
} else { |
} else { |
@allowed_domains = ($ENV{'form.domains'}); |
@allowed_domains = ($ENV{'form.domains'}); |
} |
} |
|
# |
my %domain_hash = (); |
my %domain_hash = (); |
my $pretty_domains_string; |
my $pretty_domains_string; |
foreach (@allowed_domains) { |
foreach (@allowed_domains) { |
Line 1185 Parse the basic search form and return a
|
Line 1263 Parse the basic search form and return a
|
###################################################################### |
###################################################################### |
sub parse_basic_search { |
sub parse_basic_search { |
my ($r,$closebutton)=@_; |
my ($r,$closebutton)=@_; |
|
# |
# Clean up fields for safety |
# Clean up fields for safety |
for my $field ('basicexp') { |
for my $field ('basicexp') { |
$ENV{"form.$field"}=~s/[^\w\s\(\)\-]//g; |
$ENV{"form.$field"}=~s/[^\w\s\(\)\-]//g; |
Line 1197 sub parse_basic_search {
|
Line 1276 sub parse_basic_search {
|
} |
} |
my ($libraries_to_query,$pretty_domains_string) = |
my ($libraries_to_query,$pretty_domains_string) = |
&parse_domain_restrictions(); |
&parse_domain_restrictions(); |
# Check to see if enough is filled in |
# |
|
# Check to see if enough of a query is filled in |
unless (&filled($ENV{'form.basicexp'})) { |
unless (&filled($ENV{'form.basicexp'})) { |
&output_blank_field_error($r,$closebutton,'phase=disp_basic'); |
&output_blank_field_error($r,$closebutton,'phase=disp_basic'); |
return OK; |
return OK; |
Line 1213 sub parse_basic_search {
|
Line 1293 sub parse_basic_search {
|
$pretty_search_string .= " with no related words."; |
$pretty_search_string .= " with no related words."; |
} |
} |
} |
} |
|
# |
# Build SQL query string based on form page |
# Build SQL query string based on form page |
my $query=''; |
my $query=''; |
my $concatarg=join(',', |
my $concatarg=join(',', |
Line 1225 sub parse_basic_search {
|
Line 1306 sub parse_basic_search {
|
} |
} |
$pretty_search_string .= "<br />\n"; |
$pretty_search_string .= "<br />\n"; |
my $final_query = 'SELECT * FROM metadata WHERE '.$query; |
my $final_query = 'SELECT * FROM metadata WHERE '.$query; |
# &Apache::lonnet::logthis($final_query); |
# &Apache::lonnet::logthis($final_query); |
return ($final_query,$pretty_search_string, |
return ($final_query,$pretty_search_string, |
$libraries_to_query); |
$libraries_to_query); |
} |
} |
|
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item &related_version |
=item &related_version() |
|
|
Modifies an input string to include related words. Words in the string |
Modifies an input string to include related words. Words in the string |
are replaced with parenthesized lists of 'OR'd words. For example |
are replaced with parenthesized lists of 'OR'd words. For example |
Line 1433 sub build_date_queries {
|
Line 1513 sub build_date_queries {
|
|
|
=item ©right_check() |
=item ©right_check() |
|
|
|
Inputs: $Metadata, a hash pointer of metadata for a resource. |
|
|
|
Returns: 1 if the resource is available to the user making the query, |
|
0 otherwise. |
|
|
=cut |
=cut |
|
|
###################################################################### |
###################################################################### |
Line 1456 sub copyright_check {
|
Line 1541 sub copyright_check {
|
return 1; |
return 1; |
} |
} |
|
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item &ensure_db_and_table |
=item &ensure_db_and_table() |
|
|
Ensure we can get lonmysql to connect to the database and the table we |
Ensure we can get lonmysql to connect to the database and the table we |
need exists. |
need exists. |
Line 1518 sub ensure_db_and_table {
|
Line 1602 sub ensure_db_and_table {
|
|
|
=pod |
=pod |
|
|
=item &print_sort_form |
=item &print_sort_form() |
|
|
|
The sort feature is not implemented at this time. This form just prints |
|
a link to change the search query. |
|
|
=cut |
=cut |
|
|
Line 1619 the following format:
|
Line 1706 the following format:
|
|
|
##################################################################### |
##################################################################### |
##################################################################### |
##################################################################### |
|
# |
my @Datatypes = |
# These should probably be scoped but I don't have time right now... |
( { name => 'id', |
# |
type => 'MEDIUMINT', |
my @Datatypes; |
restrictions => 'UNSIGNED NOT NULL', |
my @Fullindicies; |
primary_key => 'yes', |
|
auto_inc => 'yes' }, |
|
{ name => 'title', type=>'TEXT'}, |
|
{ name => 'author', type=>'TEXT'}, |
|
{ name => 'subject', type=>'TEXT'}, |
|
{ name => 'url', type=>'TEXT', restrictions => 'NOT NULL' }, |
|
{ name => 'keywords', type=>'TEXT'}, |
|
{ name => 'version', type=>'TEXT'}, |
|
{ name => 'notes', type=>'TEXT'}, |
|
{ name => 'abstract', type=>'TEXT'}, |
|
{ name => 'mime', type=>'TEXT'}, |
|
{ name => 'language', type=>'TEXT'}, |
|
{ name => 'owner', type=>'TEXT'}, |
|
{ name => 'copyright', type=>'TEXT'}, |
|
{ name => 'dependencies', type=>'TEXT'}, |
|
{ name => 'modifyinguser', type=>'TEXT'}, |
|
{ name => 'authorspace', type=>'TEXT'}, |
|
{ name => 'lowestgradelevel', type=>'INT'}, |
|
{ name => 'highestgradelevel', type=>'INT'}, |
|
{ name => 'standards', type=>'TEXT'}, |
|
{ name => 'count', type=>'INT'}, |
|
{ name => 'course', type=>'INT'}, |
|
{ name => 'course_list', type=>'TEXT'}, |
|
{ name => 'goto', type=>'INT'}, |
|
{ name => 'goto_list', type=>'TEXT'}, |
|
{ name => 'comefrom', type=>'INT'}, |
|
{ name => 'comefrom_list', type=>'TEXT'}, |
|
{ name => 'sequsage', type=>'INT'}, |
|
{ name => 'sequsage_list', type=>'TEXT'}, |
|
{ name => 'stdno', type=>'INT'}, |
|
{ name => 'stdno_list', type=>'TEXT'}, |
|
{ name => 'avetries', type=>'FLOAT'}, |
|
{ name => 'avetries_list', type=>'TEXT'}, |
|
{ name => 'difficulty', type=>'FLOAT'}, |
|
{ name => 'difficulty_list', type=>'TEXT'}, |
|
{ name => 'clear', type=>'FLOAT'}, |
|
{ name => 'technical', type=>'FLOAT'}, |
|
{ name => 'correct', type=>'FLOAT'}, |
|
{ name => 'helpful', type=>'FLOAT'}, |
|
{ name => 'depth', type=>'FLOAT'}, |
|
{ name => 'hostname', type=> 'TEXT'}, |
|
#-------------------------------------------------- |
|
{ name => 'creationdate', type=>'DATETIME'}, |
|
{ name => 'lastrevisiondate', type=>'DATETIME'}, |
|
#-------------------------------------------------- |
|
); |
|
|
|
my @Fullindicies = |
|
qw/title/; |
|
# qw/title author subject abstract mime language owner copyright/; |
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
Line 1693 Returns: the identifier of the table on
|
Line 1730 Returns: the identifier of the table on
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
sub set_up_table_structure { |
|
my ($datatypes,$fullindicies) = |
|
&LONCAPA::lonmetadata::describe_metadata_storage(); |
|
# Copy the table description before modifying it... |
|
@Datatypes = @{$datatypes}; |
|
unshift(@Datatypes,{name => 'id', |
|
type => 'MEDIUMINT', |
|
restrictions => 'UNSIGNED NOT NULL', |
|
primary_key => 'yes', |
|
auto_inc => 'yes' }); |
|
@Fullindicies = @{$fullindicies}; |
|
return; |
|
} |
|
|
sub create_results_table { |
sub create_results_table { |
|
&set_up_table_structure(); |
my $table = &Apache::lonmysql::create_table |
my $table = &Apache::lonmysql::create_table |
( { columns => \@Datatypes, |
( { columns => \@Datatypes, |
FULLTEXT => [{'columns' => \@Fullindicies},], |
FULLTEXT => [{'columns' => \@Fullindicies},], |
Line 1750 sub update_status {
|
Line 1802 sub update_status {
|
$r->rflush(); |
$r->rflush(); |
} |
} |
|
|
|
{ |
|
my $max_time = 40; # seconds for the search to complete |
|
my $start_time = 0; |
|
my $last_time = 0; |
|
|
|
sub reset_timing { |
|
$start_time = 0; |
|
$last_time = 0; |
|
} |
|
|
|
sub time_left { |
|
if ($start_time == 0) { |
|
$start_time = time; |
|
} |
|
my $time_left = $max_time - (time - $start_time); |
|
$time_left = 0 if ($time_left < 0); |
|
return $time_left; |
|
} |
|
|
sub update_seconds { |
sub update_seconds { |
my ($r,$text) = @_; |
my ($r) = @_; |
$text =~ s/\'/\\\'/g; |
my $time = &time_left(); |
$r->print |
if (($last_time-$time) > 0) { |
("<script>document.statusform.seconds.value = ' $text'</script>\n"); |
$r->print("<script>". |
$r->rflush(); |
"document.statusform.seconds.value = '$time'". |
|
"</script>\n"); |
|
$r->rflush(); |
|
} |
|
$last_time = $time; |
|
} |
|
|
} |
} |
|
|
###################################################################### |
###################################################################### |
Line 1763 sub update_seconds {
|
Line 1840 sub update_seconds {
|
|
|
=pod |
=pod |
|
|
=item &revise_button |
=item &revise_button() |
|
|
Inputs: None |
Inputs: None |
|
|
Line 1790 sub revise_button {
|
Line 1867 sub revise_button {
|
|
|
=pod |
=pod |
|
|
=item &run_search |
=item &run_search() |
|
|
|
Executes a search query by sending it the the other servers and putting the |
|
results into MySQL. |
|
|
=cut |
=cut |
|
|
Line 1801 sub run_search {
|
Line 1881 sub run_search {
|
my $bodytag=&Apache::loncommon::bodytag(undef,undef,undef,1); |
my $bodytag=&Apache::loncommon::bodytag(undef,undef,undef,1); |
my $connection = $r->connection; |
my $connection = $r->connection; |
# |
# |
# Timing variables |
|
# |
|
my $starttime = time; |
|
my $max_time = 30; # seconds for the search to complete |
|
# |
|
# Print run_search header |
# Print run_search header |
# |
# |
$r->print(<<END); |
$r->print(<<END); |
Line 1822 END
|
Line 1897 END
|
if (@Lines > 2) { |
if (@Lines > 2) { |
$pretty_string = join '<br \>',(@Lines[0..2],'....<br />'); |
$pretty_string = join '<br \>',(@Lines[0..2],'....<br />'); |
} |
} |
$r->print(&mt("Search").": ".$pretty_string); |
$r->print(&mt("Search: [_1]",$pretty_string)); |
$r->rflush(); |
$r->rflush(); |
# |
# |
# Determine the servers we need to contact. |
# Determine the servers we need to contact. |
# |
|
my @Servers_to_contact; |
my @Servers_to_contact; |
if (defined($serverlist)) { |
if (defined($serverlist)) { |
if (ref($serverlist) eq 'ARRAY') { |
if (ref($serverlist) eq 'ARRAY') { |
Line 1838 END
|
Line 1912 END
|
@Servers_to_contact = sort(keys(%Apache::lonnet::libserv)); |
@Servers_to_contact = sort(keys(%Apache::lonnet::libserv)); |
} |
} |
my %Server_status; |
my %Server_status; |
|
# |
|
# Check on the mysql table we will use to store results. |
my $table =$ENV{'form.table'}; |
my $table =$ENV{'form.table'}; |
if (! defined($table) || $table eq '' || $table =~ /\D/ ) { |
if (! defined($table) || $table eq '' || $table =~ /\D/ ) { |
$r->print("Unable to determine table id to store search results in.". |
$r->print("Unable to determine table id to store search results in.". |
Line 1854 END
|
Line 1930 END
|
return; |
return; |
} |
} |
if (! $table_status) { |
if (! $table_status) { |
|
&Apache::lonnet::logthis("lonmysql error = ". |
|
&Apache::lonmysql::get_error()); |
|
&Apache::lonnet::logthis("lonmysql debug = ". |
|
&Apache::lonmysql::get_debug()); |
|
&Apache::lonnet::logthis('table status = "'.$table_status.'"'); |
$r->print("The table id,$table, we tried to use is invalid.". |
$r->print("The table id,$table, we tried to use is invalid.". |
"The search has been aborted.</body></html>"); |
"The search has been aborted.</body></html>"); |
return; |
return; |
} |
} |
## |
## |
## Prepare for the big loop. |
## Prepare for the big loop. |
## |
|
my $hitcountsum; |
my $hitcountsum; |
my $server; |
my $server; |
my $status; |
my $status; |
Line 1878 END
|
Line 1958 END
|
</form> |
</form> |
END |
END |
$r->rflush(); |
$r->rflush(); |
my $time_remaining = $max_time - (time - $starttime) ; |
&reset_timing(); |
my $last_time = $time_remaining; |
&update_seconds($r); |
&update_seconds($r,$time_remaining); |
&update_status($r,&mt('contacting [_1]',$Servers_to_contact[0])); |
&update_status($r,'contacting '.$Servers_to_contact[0]); |
while (&time_left() && |
while (($time_remaining > 0) && |
|
((@Servers_to_contact) || keys(%Server_status))) { |
((@Servers_to_contact) || keys(%Server_status))) { |
# Send out a search request if it needs to be done. |
&update_seconds($r); |
|
# |
|
# Send out a search request |
if (@Servers_to_contact) { |
if (@Servers_to_contact) { |
# Contact one server |
# Contact one server |
my $server = shift(@Servers_to_contact); |
my $server = shift(@Servers_to_contact); |
&update_status($r,&mt('contacting').' '.$server); |
&update_status($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]); |
($server) = keys(%$reply); |
($server) = keys(%$reply); |
Line 1900 END
|
Line 1981 END
|
# left to contact. |
# left to contact. |
if (scalar (keys(%Server_status))) { |
if (scalar (keys(%Server_status))) { |
&update_status($r, |
&update_status($r, |
&mt('waiting on').' '.(join(' ',keys(%Server_status)))); |
&mt('waiting on [_1]',join(' ',keys(%Server_status)))); |
} |
} |
sleep(1); |
sleep(1); |
} |
} |
# |
# |
# |
|
# Loop through the servers we have contacted but do not |
# Loop through the servers we have contacted but do not |
# have results from yet, looking for results. |
# have results from yet, looking for results. |
while (my ($server,$status) = each(%Server_status)) { |
while (my ($server,$status) = each(%Server_status)) { |
last if ($connection->aborted()); |
last if ($connection->aborted()); |
|
&update_seconds($r); |
if ($status eq 'con_lost') { |
if ($status eq 'con_lost') { |
delete ($Server_status{$server}); |
delete ($Server_status{$server}); |
next; |
next; |
Line 1917 END
|
Line 1998 END
|
$status=~/^([\.\w]+)$/; |
$status=~/^([\.\w]+)$/; |
my $datafile=$r->dir_config('lonDaemons').'/tmp/'.$1; |
my $datafile=$r->dir_config('lonDaemons').'/tmp/'.$1; |
if (-e $datafile && ! -e "$datafile.end") { |
if (-e $datafile && ! -e "$datafile.end") { |
&update_status($r,&mt('Receiving results from').' '.$server); |
&update_status($r,&mt('Receiving results from [_1]',$server)); |
next; |
next; |
} |
} |
last if ($connection->aborted()); |
last if ($connection->aborted()); |
if (-e "$datafile.end") { |
if (-e "$datafile.end") { |
&update_status($r,&mt('Reading results from').' '.$server); |
&update_status($r,&mt('Reading results from [_1]',$server)); |
if (-z "$datafile") { |
if (-z "$datafile") { |
delete($Server_status{$server}); |
delete($Server_status{$server}); |
next; |
next; |
Line 1937 END
|
Line 2018 END
|
# Read in the whole file. |
# Read in the whole file. |
while (my $result = <$fh>) { |
while (my $result = <$fh>) { |
last if ($connection->aborted()); |
last if ($connection->aborted()); |
# handle custom fields? Someday we will! |
# |
|
# Records are stored one per line |
chomp($result); |
chomp($result); |
next unless $result; |
next if (! $result); |
|
# |
# Parse the result. |
# Parse the result. |
my %Fields = &parse_raw_result($result,$server); |
my %Fields = &parse_raw_result($result,$server); |
$Fields{'hostname'} = $server; |
$Fields{'hostname'} = $server; |
|
# |
|
# Skip based on copyright |
next if (! ©right_check(\%Fields)); |
next if (! ©right_check(\%Fields)); |
|
# |
# Store the result in the mysql database |
# Store the result in the mysql database |
my $result = &Apache::lonmysql::store_row($table,\%Fields); |
my $result = &Apache::lonmysql::store_row($table,\%Fields); |
if (! defined($result)) { |
if (! defined($result)) { |
$r->print(&Apache::lonmysql::get_error()); |
$r->print(&Apache::lonmysql::get_error()); |
} |
} |
# $r->print(&Apache::lonmysql::get_debug()); |
# |
$hitcountsum ++; |
$hitcountsum ++; |
$time_remaining = $max_time - (time - $starttime) ; |
&update_seconds($r); |
if ($last_time - $time_remaining > 0) { |
|
&update_seconds($r,$time_remaining); |
|
$last_time = $time_remaining; |
|
} |
|
if ($hitcountsum % 50 == 0) { |
if ($hitcountsum % 50 == 0) { |
&update_count_status($r,$hitcountsum); |
&update_count_status($r,$hitcountsum); |
} |
} |
} # End of foreach (@results) |
} |
$fh->close(); |
$fh->close(); |
# $server is only deleted if the results file has been |
# $server is only deleted if the results file has been |
# found and (successfully) opened. This may be a bad idea. |
# found and (successfully) opened. This may be a bad idea. |
Line 1969 END
|
Line 2051 END
|
&update_count_status($r,$hitcountsum); |
&update_count_status($r,$hitcountsum); |
} |
} |
last if ($connection->aborted()); |
last if ($connection->aborted()); |
# Finished looping through the servers |
&update_seconds($r); |
$starttime = time if (@Servers_to_contact); |
|
$time_remaining = $max_time - (time - $starttime) ; |
|
if ($last_time - $time_remaining > 0) { |
|
$last_time = $time_remaining; |
|
&update_seconds($r,$time_remaining); |
|
} |
|
} |
} |
&update_status($r,&mt('Search Complete').$server); |
&update_status($r,&mt('Search Complete [_1]',$server)); |
&update_seconds($r,0); |
&update_seconds($r); |
&Apache::lonmysql::disconnect_from_db(); |
# |
|
&Apache::lonmysql::disconnect_from_db(); # This is unneccessary |
|
# |
# We have run out of time or run out of servers to talk to and |
# We have run out of time or run out of servers to talk to and |
# results to get. |
# results to get, so let the client know the top frame needs to be |
|
# loaded from /adm/searchcat |
$r->print("</body></html>"); |
$r->print("</body></html>"); |
if ($ENV{'form.catalogmode'} ne 'groupsearch') { |
if ($ENV{'form.catalogmode'} ne 'groupsearch') { |
$r->print("<script>". |
$r->print("<script>". |
Line 1995 END
|
Line 2074 END
|
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item &prev_next_buttons |
=item &prev_next_buttons() |
|
|
|
Returns html for the previous and next buttons on the search results page. |
|
|
=cut |
=cut |
|
|
Line 2006 END
|
Line 2088 END
|
sub prev_next_buttons { |
sub prev_next_buttons { |
my ($current_min,$show,$total,$parms) = @_; |
my ($current_min,$show,$total,$parms) = @_; |
return '' if ($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. |
my $links; |
# |
## |
# Create links |
## Prev |
|
my $prev_min = $current_min - $show; |
my $prev_min = $current_min - $show; |
$prev_min = 1 if $prev_min < 1; |
$prev_min = 1 if $prev_min < 1; |
if ($prev_min < $current_min) { |
my $prevlink = |
$links .= qq{ |
qq{<a href="/adm/searchcat?$parms&start=$prev_min&show=$show">}; |
<a href="/adm/searchcat?$parms&start=$prev_min&show=$show">prev</a> |
# |
}; |
|
} else { |
|
$links .= 'prev'; |
|
} |
|
## |
|
## Pages.... Someday. |
|
## |
|
$links .= qq{ |
|
<a href="/adm/searchcat?$parms&start=$current_min&$show=$show">reload</a> |
|
}; |
|
## |
|
## Next |
|
my $next_min = $current_min + $show; |
my $next_min = $current_min + $show; |
$next_min = $current_min if ($next_min > $total); |
$next_min = $current_min if ($next_min > $total); |
if ($next_min != $current_min) { |
my $nextlink = |
$links .= qq{ |
qq{<a href="/adm/searchcat?$parms&start=$next_min&show=$show">}; |
<a href="/adm/searchcat?$parms&start=$next_min&show=$show">next</a> |
my $reloadlink = |
}; |
qq{<a href="/adm/searchcat?$parms&start=$current_min&$show=$show">}; |
} else { |
# |
$links .= ' next'; |
# Determine which parameters to pass |
} |
my $String = '[_1]prev[_2] [_3]reload[_4] [_5]next[_6]'; |
|
if ($prev_min == $current_min) { |
|
$String =~ s:\[_[12]\]::g; |
|
} |
|
if ($next_min == $current_min) { |
|
$String =~ s:\[_[56]\]::g; |
|
} |
|
my $links = &mt($String, |
|
$prevlink, '</a>', |
|
$reloadlink,'</a>', |
|
$nextlink, '</a>'); |
return $links; |
return $links; |
} |
} |
|
|
###################################################################### |
###################################################################### |
###################################################################### |
###################################################################### |
|
|
=pod |
=pod |
|
|
=item &display_results |
=item &display_results() |
|
|
|
Prints the results out for selection and perusal. |
|
|
=cut |
=cut |
|
|
Line 2070 sub display_results {
|
Line 2152 sub display_results {
|
## |
## |
my $action = "/adm/searchcat?phase=results"; |
my $action = "/adm/searchcat?phase=results"; |
## |
## |
## Deal with groupsearch |
## Deal with groupsearch by opening the groupsearch db file. |
## |
|
if ($ENV{'form.catalogmode'} eq 'groupsearch') { |
if ($ENV{'form.catalogmode'} eq 'groupsearch') { |
if (! tie(%groupsearch_db,'GDBM_File',$diropendb, |
if (! tie(%groupsearch_db,'GDBM_File',$diropendb, |
&GDBM_WRCREAT(),0640)) { |
&GDBM_WRCREAT(),0640)) { |
Line 2082 sub display_results {
|
Line 2163 sub display_results {
|
} |
} |
## |
## |
## Prepare the table for querying |
## Prepare the table for querying |
## |
|
my $table = $ENV{'form.table'}; |
my $table = $ENV{'form.table'}; |
return if (! &ensure_db_and_table($r,$table)); |
return if (! &ensure_db_and_table($r,$table)); |
## |
## |
## 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></body></html>"); |
$r->print("A MySQL error has occurred.</form></body></html>"); |
Line 2098 sub display_results {
|
Line 2177 sub display_results {
|
} |
} |
## |
## |
## Determine how many results we need to get |
## Determine how many results we need to get |
## |
|
$ENV{'form.start'} = 1 if (! exists($ENV{'form.start'})); |
$ENV{'form.start'} = 1 if (! exists($ENV{'form.start'})); |
$ENV{'form.show'} = 'all' if (! exists($ENV{'form.show'})); |
$ENV{'form.show'} = 'all' if (! exists($ENV{'form.show'})); |
my $min = $ENV{'form.start'}; |
my $min = $ENV{'form.start'}; |
Line 2111 sub display_results {
|
Line 2189 sub display_results {
|
} |
} |
## |
## |
## Output links (if necessary) for 'prev' and 'next' pages. |
## Output links (if necessary) for 'prev' and 'next' pages. |
## |
|
$r->print |
$r->print |
('<center>'. |
('<center>'. |
&prev_next_buttons($min,$ENV{'form.show'},$total_results, |
&prev_next_buttons($min,$ENV{'form.show'},$total_results, |
Line 2121 sub display_results {
|
Line 2198 sub display_results {
|
."</center>\n" |
."</center>\n" |
); |
); |
if ($total_results == 0) { |
if ($total_results == 0) { |
$r->print('<meta HTTP-EQUIV="Refresh" CONTENT="1">'. |
$r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2">'. |
'<h3>'.&mt('There are currently no results').'.</h3>'. |
'<h3>'.&mt('There are currently no results').'.</h3>'. |
"</form></body></html>"); |
"</form></body></html>"); |
return; |
return; |
Line 2131 sub display_results {
|
Line 2208 sub display_results {
|
} |
} |
## |
## |
## Get results from MySQL table |
## Get results from MySQL table |
## |
|
my @Results = &Apache::lonmysql::get_rows($table, |
my @Results = &Apache::lonmysql::get_rows($table, |
'id>='.$min.' AND id<='.$max); |
'id>='.$min.' AND id<='.$max); |
## |
## |
## Loop through the results and output them. |
## Loop through the results and output them. |
## |
|
foreach my $row (@Results) { |
foreach my $row (@Results) { |
if ($connection->aborted()) { |
if ($connection->aborted()) { |
&cleanup(); |
&cleanup(); |
Line 2144 sub display_results {
|
Line 2219 sub display_results {
|
} |
} |
my %Fields = %{&parse_row(@$row)}; |
my %Fields = %{&parse_row(@$row)}; |
my $output="<p>\n"; |
my $output="<p>\n"; |
|
if (! defined($Fields{'title'}) || $Fields{'title'} eq '') { |
|
$Fields{'title'} = 'Untitled'; |
|
} |
my $prefix=&catalogmode_output($Fields{'title'},$Fields{'url'}, |
my $prefix=&catalogmode_output($Fields{'title'},$Fields{'url'}, |
$Fields{'id'},$checkbox_num++); |
$Fields{'id'},$checkbox_num++); |
# Render the result into html |
# Render the result into html |
Line 2214 END
|
Line 2292 END
|
|
|
=pod |
=pod |
|
|
=item &parse_row |
=item &parse_row() |
|
|
Parse a row returned from the database. |
Parse a row returned from the database. |
|
|
Line 2225 Parse a row returned from the database.
|
Line 2303 Parse a row returned from the database.
|
sub parse_row { |
sub parse_row { |
my @Row = @_; |
my @Row = @_; |
my %Fields; |
my %Fields; |
|
if (! scalar(@Datatypes)) { |
|
&set_up_table_structure(); |
|
} |
for (my $i=0;$i<=$#Row;$i++) { |
for (my $i=0;$i<=$#Row;$i++) { |
$Fields{$Datatypes[$i]->{'name'}}=&Apache::lonnet::unescape($Row[$i]); |
$Fields{$Datatypes[$i]->{'name'}}=&Apache::lonnet::unescape($Row[$i]); |
} |
} |
Line 2260 The 'title' field is set to "Untitled" i
|
Line 2341 The 'title' field is set to "Untitled" i
|
########################################################### |
########################################################### |
sub parse_raw_result { |
sub parse_raw_result { |
my ($result,$hostname) = @_; |
my ($result,$hostname) = @_; |
# conclude from self to others regarding fields |
# conclude from self to others regarding fields |
my %Fields=&Apache::lonmeta::metadata_col_to_hash( |
my %Fields=&LONCAPA::lonmetadata::metadata_col_to_hash |
map { |
(map { |
&Apache::lonnet::unescape($_); |
&Apache::lonnet::unescape($_); |
} (split(/\,/,$result)) |
} (split(/\,/,$result)) ); |
); |
|
return %Fields; |
return %Fields; |
} |
} |
|
|
Line 2315 sub handle_custom_fields {
|
Line 2395 sub handle_custom_fields {
|
|
|
=pod |
=pod |
|
|
=item &search_results_header |
=item &search_results_header() |
|
|
Output the proper html headers and javascript code to deal with different |
Output the proper html headers and javascript code to deal with different |
calling modes. |
calling modes. |
Line 2517 ENDFRAMES
|
Line 2597 ENDFRAMES
|
=item Metadata Viewing Functions |
=item Metadata Viewing Functions |
|
|
Output is a HTML-ified string. |
Output is a HTML-ified string. |
|
|
Input arguments are title, author, subject, url, keywords, version, |
Input arguments are title, author, subject, url, keywords, version, |
notes, short abstract, mime, language, creation date, |
notes, short abstract, mime, language, creation date, |
last revision date, owner, copyright, hostname, and |
last revision date, owner, copyright, hostname, and |
Line 2658 END
|
Line 2739 END
|
###################################################################### |
###################################################################### |
sub xml_sgml_view { |
sub xml_sgml_view { |
my ($prefix,%values) = @_; |
my ($prefix,%values) = @_; |
|
my $xml = <<END; |
|
<LonCapaResource> |
|
<url>$values{'url'}</url> |
|
<title>$values{'title'}</title> |
|
<author>$values{'author'}</author> |
|
<subject>$values{'subject'}</subject> |
|
<keywords>$values{'keywords'}</keywords> |
|
<notes>$values{'notes'}</notes> |
|
<mimeInfo> |
|
<mime>$values{'mime'}</mime> |
|
<mimetag>$values{'mimetag'}</mimetag> |
|
</mimeInfo> |
|
<languageInfo> |
|
<language>$values{'language'}</language> |
|
<languagetag>$values{'languagetag'}</languagetag> |
|
</languageInfo> |
|
<creationdate>$values{'creationdate'}</creationdate> |
|
<lastrevisiondate>$values{'lastrevisiondate'}</lastrevisiondate> |
|
<owner>$values{'owner'}</owner> |
|
<copyrightInfo> |
|
<copyright>$values{'copyright'}</copyright> |
|
<copyrighttag>$values{'copyrighttag'}</copyrighttag> |
|
</copyrightInfo> |
|
<repositoryLocation>$values{'hostname'}</repositoryLocation> |
|
<shortabstract>$values{'shortabstract'}</shortabstract> |
|
</LonCapaResource> |
|
END |
|
$xml = &HTML::Entities::encode($xml,'<>&'); |
my $result=<<END; |
my $result=<<END; |
$prefix |
$prefix |
<pre> |
<pre> |
<LonCapaResource> |
$xml |
<url>$values{'url'}</url> |
|
<title>$values{'title'}</title> |
|
<author>$values{'author'}</author> |
|
<subject>$values{'subject'}</subject> |
|
<keywords>$values{'keywords'}</keywords> |
|
<notes>$values{'notes'}</notes> |
|
<mimeInfo> |
|
<mime>$values{'mime'}</mime> |
|
<mimetag>$values{'mimetag'}</mimetag> |
|
</mimeInfo> |
|
<languageInfo> |
|
<language>$values{'language'}</language> |
|
<languagetag>$values{'languagetag'}</languagetag> |
|
</languageInfo> |
|
<creationdate>$values{'creationdate'}</creationdate> |
|
<lastrevisiondate>$values{'lastrevisiondate'}</lastrevisiondate> |
|
<owner>$values{'owner'}</owner> |
|
<copyrightInfo> |
|
<copyright>$values{'copyright'}</copyright> |
|
<copyrighttag>$values{'copyrighttag'}</copyrighttag> |
|
</copyrightInfo> |
|
<repositoryLocation>$values{'hostname'}</repositoryLocation> |
|
<shortabstract>$values{'shortabstract'}</shortabstract> |
|
</LonCapaResource> |
|
</pre> |
</pre> |
$values{'extrashow'} |
$values{'extrashow'} |
<hr align='left' width='200' noshade /> |
<hr align='left' width='200' noshade /> |
Line 2707 END
|
Line 2792 END
|
sub filled { |
sub filled { |
my ($field)=@_; |
my ($field)=@_; |
if ($field=~/\S/ && $field ne 'any') { |
if ($field=~/\S/ && $field ne 'any') { |
return 1; |
return 1; |
} |
} else { |
else { |
return 0; |
return 0; |
|
} |
} |
} |
} |
|
|