Annotation of loncom/interface/groupsort.pm, revision 1.68.6.2

1.1       harris41    1: # The LearningOnline Network with CAPA
1.4       harris41    2: # The LON-CAPA group sort handler
                      3: # Allows for sorting prior to import into RAT.
                      4: #
1.68.6.2! raeburn     5: # $Id: groupsort.pm,v 1.68.6.1 2012/05/02 19:10:13 raeburn Exp $
1.4       harris41    6: # 
                      7: # Copyright Michigan State University Board of Trustees
                      8: #
                      9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                     10: #
                     11: # LON-CAPA is free software; you can redistribute it and/or modify
                     12: # it under the terms of the GNU General Public License as published by
                     13: # the Free Software Foundation; either version 2 of the License, or
                     14: # (at your option) any later version.
                     15: #
                     16: # LON-CAPA is distributed in the hope that it will be useful,
                     17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     19: # GNU General Public License for more details.
1.1       harris41   20: #
1.4       harris41   21: # You should have received a copy of the GNU General Public License
                     22: # along with LON-CAPA; if not, write to the Free Software
                     23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     24: #
                     25: # /home/httpd/html/adm/gpl.txt
1.1       harris41   26: #
1.4       harris41   27: # http://www.lon-capa.org/
1.1       harris41   28: #
1.4       harris41   29: ###
1.1       harris41   30: 
                     31: package Apache::groupsort;
                     32: 
                     33: use strict;
                     34: 
                     35: use Apache::Constants qw(:common);
                     36: use GDBM_File;
1.15      www        37: use Apache::loncommon;
1.23      www        38: use Apache::lonlocal;
1.27      taceyjo1   39: use Apache::lonnet;
1.61      albertel   40: use LONCAPA;
1.1       harris41   41: 
1.33      www        42: my $iconpath; # variable to be accessible to multiple subroutines
1.2       harris41   43: my %hash; # variable to tie to user specific database
1.8       www        44: 
1.2       harris41   45: 
1.55      albertel   46: sub update_actions_hash {
                     47:     my ($hash) = @_;
1.60      banghart   48:     # be careful in here, there is also a global %hash
1.55      albertel   49:     my $acts=$env{'form.acts'};
                     50:     my @Acts=split(/b/,$acts);
                     51:     my %ahash;
                     52:     my %achash;
1.60      banghart   53:     # some initial hashes for working with data
1.55      albertel   54:     my $ac=0;
                     55:     foreach (@Acts) {
1.60      banghart   56:  	my ($state,$ref)=split(/a/);
1.55      albertel   57: 	$ahash{$ref}=$state;
                     58: 	$achash{$ref}=$ac;
                     59: 	$ac++;
                     60:     }
                     61:     # sorting through the actions and changing the global database hash
                     62:     foreach my $key (sort {$achash{$a}<=>$achash{$b}} (keys %ahash)) {
                     63: 	if ($ahash{$key} eq '1') {
1.60      banghart   64: 	    $hash->{'store_'.$hash->{'pre_'.$key.'_link'}}=
1.55      albertel   65: 		$hash->{'pre_'.$key.'_title'};
1.60      banghart   66: 	    $hash->{'storectr_'.$hash->{'pre_'.$key.'_link'}}=
1.55      albertel   67: 		$hash->{'storectr'}+0;
                     68: 	    $hash->{'storectr'}++;
                     69: 	}
                     70: 	if ($ahash{$key} eq '0') {
1.60      banghart   71: 	    if ($hash->{'store_'.$hash->{'pre_'.$key.'_link'}}) {
                     72: 		delete($hash->{'store_'.$hash->{'pre_'.$key.'_link'}});
                     73: 		delete($hash->{'storectr_'.$hash->{'pre_'.$key.'_link'}});
1.55      albertel   74: 	    }
                     75: 	}
                     76:     }
                     77:     # deleting the previously cached listing
                     78:     foreach my $key (keys(%{ $hash })) {
                     79: 	next if ($key !~ /^pre_(\d+)_link/);
                     80: 	my $which = $1;
                     81: 	delete($hash->{'pre_'.$which.'_title'});
                     82: 	delete($hash->{'pre_'.$which.'_link'});
                     83:     }
                     84: }
                     85: 
1.33      www        86: sub readfromdb {
1.57      albertel   87:     my ($r,$resources)=@_;
1.9       www        88: 
1.68      foxr       89:     my $diropendb = LONCAPA::tempdir() .
                     90:        "$env{'user.domain'}_$env{'user.name'}_sel_res.db";
1.11      www        91: 
                     92: # ----------------------------- diropendb is now the filename of the db to open
1.13      albertel   93:     if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) {
1.55      albertel   94: 	&update_actions_hash(\%hash);
                     95: 
1.57      albertel   96: 	my %temp_resources;
                     97: 	foreach my $key (keys(%hash)) {
                     98: 	    next if ($key !~ /^store_/);
                     99: 	    my ($url) = ($key =~ /^store_(.*)/);
                    100: 	    $temp_resources{$hash{'storectr_'.$url}}{'url'}=$url;
                    101: 	    $temp_resources{$hash{'storectr_'.$url}}{'title'}=
                    102: 		&Apache::lonnet::gettitle($url);
                    103: 	}
                    104: 
                    105: 	# use the temp, since there might be gaps in the counting
                    106: 	foreach my $item (sort {$a <=> $b} (keys(%temp_resources))) {
                    107: 	    push(@{ $resources },$temp_resources{$item});
1.5       harris41  108: 	}
1.57      albertel  109: 
1.31      albertel  110: 	if ($env{'form.oldval'}) {
1.57      albertel  111: 	    my $res = splice(@{$resources},$env{'form.oldval'}-1,1);
                    112: 	    if ($env{'form.newval'} == 0) {
                    113: 		# picked 'discard'
                    114: 		my $url =  $res->{'url'};
                    115: 		delete($hash{'storectr_'.$url});
                    116: 		delete($hash{'store_'.$url});
                    117: 	    } else {
                    118: 		splice(@{$resources},$env{'form.newval'}-1,0,$res);
1.1       harris41  119: 	    }
1.57      albertel  120: 	}
                    121: 	# store out new order
                    122: 	foreach my $which (0..$#$resources) {
                    123: 	    my $url =  $resources->[$which]{'url'};
                    124: 	    $hash{'storectr_'.$url} = $which;
1.1       harris41  125: 	}
                    126:     } else {
1.34      www       127: 	$r->print('Unable to tie hash to db file');
1.1       harris41  128:     }
1.57      albertel  129:     untie(%hash);
1.33      www       130: }
                    131: 
                    132: 
                    133: 
                    134: sub cleanup {
                    135:     if (tied(%hash)){
                    136: 	&Apache::lonnet::logthis('Cleanup groupsort: hash');
                    137:         unless (untie(%hash)) {
                    138: 	    &Apache::lonnet::logthis('Failed cleanup groupsort: hash');
                    139:         }
                    140:     }
1.39      albertel  141:     return OK;
1.33      www       142: }
                    143: 
1.34      www       144: # -------------------------------------------------------------- Read from file
                    145: 
                    146: sub readfromfile {
1.57      albertel  147:     my ($r,$resources)=@_;
1.34      www       148:     my $cont=&Apache::lonnet::getfile
                    149: 	(&Apache::lonnet::filelocation('',$env{'form.readfile'}));
                    150:     if ($cont==-1) {
                    151: 	$r->print('Unable to read file: '.
                    152: 		  &Apache::lonnet::filelocation('',$env{'form.readfile'}));
                    153:     } else {
                    154:         my $parser = HTML::TokeParser->new(\$cont);
                    155:         my $token;
                    156:         while ($token = $parser->get_token) {
                    157: 	    if ($token->[0] eq 'S') {
                    158:                 if ($token->[1] eq 'resource') {
                    159: 		    if ($env{'form.recover'}) {
                    160: 			if ($token->[2]->{'type'} ne 'zombie') { next; }
                    161: 		    } else {
                    162: 			if ($token->[2]->{'type'} eq 'zombie') { next; }
                    163: 		    }
1.35      www       164: 
1.34      www       165:                     my $name=$token->[2]->{'title'};
1.50      albertel  166: 		    $name=~s/ \[\((\d+)\,($LONCAPA::username_re)\,($LONCAPA::domain_re)\)\]$//;
1.57      albertel  167: 		    my $note;
1.34      www       168: 		    if ($1) {
1.57      albertel  169: 			$note = '<br />'.&mt('Removed by ').
1.34      www       170: 			    &Apache::loncommon::plainname($2,$3).', '.
                    171: 			    &Apache::lonlocal::locallocaltime($1);
                    172: 		    }
1.37      www       173: 		    $name=~s/\&colon\;/\:/g;
1.58      albertel  174: 		    push(@{$resources}, {'url'   => $token->[2]->{'src'},
1.57      albertel  175: 					 'title' => $name,
1.58      albertel  176: 					 'note'  => $note,
                    177: 				         'id'    => $token->[2]->{'id'},});
1.34      www       178: 		}
                    179: 	    }
                    180: 	}
                    181:     }
                    182: }
                    183: 
1.44      www       184: 
1.33      www       185: # ---------------------------------------------------------------- Main Handler
                    186: sub handler {
                    187:     my $r = shift;
                    188:  
                    189:    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.68.6.2! raeburn   190: 			     ['acts','mode','readfile','recover']);
1.33      www       191: 
                    192:     &Apache::loncommon::content_type($r,'text/html');
                    193:     $r->send_http_header;
                    194:     return OK if $r->header_only;
                    195: 
                    196: # finish_import looks different for graphical or "simple" RAT
                    197:     my $finishimport='';
1.37      www       198:     my $begincondition='';
                    199:     my $endcondition='';
1.68.6.2! raeburn   200:     if (($env{'form.readfile'}))  {
1.37      www       201:         $begincondition='if (eval("document.forms.groupsort.include"+num+".checked")) {';
                    202: 	$endcondition='}';
                    203:     }
1.33      www       204:     if ($env{'form.mode'} eq 'simple' || $env{'form.mode'} eq '') {
                    205:         $finishimport=(<<ENDSMP);
                    206: function finish_import() {
                    207:     opener.document.forms.simpleedit.importdetail.value='';
                    208:     for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
1.37      www       209: 	$begincondition
1.33      www       210: 	opener.document.forms.simpleedit.importdetail.value+='&'+
1.61      albertel  211:               eval("document.forms.groupsort.title"+num+".value")+'='+
                    212: 	      eval("document.forms.groupsort.filelink"+num+".value")+'='+
                    213: 	      eval("document.forms.groupsort.id"+num+".value");
1.37      www       214: 	$endcondition
1.33      www       215:     }
                    216:     opener.document.forms.simpleedit.submit();
                    217:     self.close();
                    218: }
                    219: ENDSMP
                    220:     } else {
                    221:         $finishimport=(<<ENDADV);
                    222: function finish_import() {
                    223:     var linkflag=false;
                    224:     for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
1.37      www       225: 	$begincondition
1.33      www       226: 	insertRowInLastRow();
                    227: 	placeResourceInLastRow(
                    228: 	       eval("document.forms.groupsort.title"+num+".value"),
                    229:  	       eval("document.forms.groupsort.filelink"+num+".value"),
1.59      albertel  230:  	       eval("document.forms.groupsort.id"+num+".value"),
1.33      www       231: 	       linkflag
                    232: 	);
                    233:         linkflag=true;
1.37      www       234: 	$endcondition
1.33      www       235:     }
                    236:     opener.editmode=0;
                    237:     opener.notclear=0;
                    238:     opener.linkmode=0;
                    239:     opener.draw();
                    240:     self.close();
                    241: }
                    242: ENDADV
                    243:     }
                    244: 
                    245: # output start of web page
1.40      albertel  246:     my $js = <<END;
                    247: <script type="text/javascript">
1.33      www       248: function insertRowInLastRow() {
                    249:     opener.insertrow(opener.maxrow);
                    250:     opener.addobj(opener.maxrow,'e&2');
                    251: }
1.59      albertel  252: function placeResourceInLastRow (title,url,id,linkflag) {
1.33      www       253:     opener.mostrecent=opener.newresource(opener.maxrow,2,opener.escape(title),
1.59      albertel  254: 		       opener.escape(url),'false','normal',id);
1.33      www       255:     opener.save();
                    256:     if (linkflag) {
                    257: 	opener.joinres(opener.linkmode,opener.mostrecent,0);
                    258:     }
                    259:     opener.linkmode=opener.mostrecent;
                    260: }
                    261: $finishimport
                    262: function selectchange(val) {
                    263:     var newval=0+eval("document.forms.groupsort.alt"+val+".selectedIndex");
                    264:     orderchange(val,newval);
                    265: }
                    266: function move(val,newval) {
                    267:     orderchange(val,newval);
                    268: }
                    269: function orderchange(val,newval) {
                    270:     document.forms.groupsort.oldval.value=val;
                    271:     document.forms.groupsort.newval.value=newval;
                    272:     document.forms.groupsort.submit();
                    273: }
                    274: </script>
                    275: END
                    276:     # read pertinent machine configuration
                    277:     my $domain  = $r->dir_config('lonDefDomain');
                    278:     $iconpath = $r->dir_config('lonIconsURL') . "/";
                    279: 
1.57      albertel  280:     my @resources;
1.33      www       281: 
1.34      www       282:     if ($env{'form.readfile'}) {
1.57      albertel  283: 	&readfromfile($r,\@resources);
1.34      www       284:     } else {
1.57      albertel  285: 	&readfromdb($r,\@resources);
1.34      www       286:     }
1.33      www       287: 
1.2       harris41  288:     my $ctr = 0;
1.57      albertel  289:     my $clen = scalar(@resources);
1.66      bisitz    290:     my $title = '';
                    291:     if ($env{'form.recover'}) {
                    292:         $title = 'Recover Removed Resources';
                    293:     } else {
                    294:         $title = 'Sort Imported Resources';
                    295:     }
1.68.6.2! raeburn   296:     if (($clen > 1) || ($env{'form.readfile'})) {
1.23      www       297: 	my %lt=&Apache::lonlocal::texthash(
                    298: 		'fin'=> 'Finalize order of resources',
1.42      www       299: 		'ci' => 'Continue Import',
                    300: 		'cs' => 'Continue Search',
1.23      www       301: 		'fi' => 'Finish Import',
1.51      albertel  302: 		're' => 'Recover Checked',
1.64      bisitz    303: 		'ip' => 'Import Checked',
1.23      www       304: 		'ca' => 'Cancel',
                    305: 		'co' => 'Change Order',
                    306: 		'ti' => 'Title',
1.37      www       307: 		'pa' => 'Path',
                    308:                 'in' => 'Include'
1.23      www       309: 		);
1.64      bisitz    310: 
1.56      albertel  311: 	$r->print(&Apache::loncommon::start_page($title, $js));
1.66      bisitz    312: 	$r->print('<h1>'.&mt($title).'</h1>');
1.56      albertel  313: 
1.22      albertel  314: 	$r->print(<<END);
1.14      matthew   315: <form method='post' action='/adm/groupsort' name='groupsort'
                    316:       enctype='application/x-www-form-urlencoded'>
1.1       harris41  317: <input type="hidden" name="fnum" value="$clen" />
                    318: <input type="hidden" name="oldval" value="" />
                    319: <input type="hidden" name="newval" value="" />
1.31      albertel  320: <input type="hidden" name="mode" value="$env{'form.mode'}" />
1.36      www       321: <input type="hidden" name="readfile" value="$env{'form.readfile'}" />
                    322: <input type="hidden" name="recover" value="$env{'form.recover'}" />
1.3       harris41  323: END
1.11      www       324: 
1.54      albertel  325:         $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.51      albertel  326:         # ---
1.65      bisitz    327: 
                    328:         my $buttontext = $lt{'re'};
1.68.6.2! raeburn   329:         if ($env{'form.recover'}) {
1.51      albertel  330: 	    $r->print(<<END);
1.65      bisitz    331: <input type="button" name="alter" value="$buttontext"
1.51      albertel  332:  onClick="finish_import()" />&nbsp;
                    333: <input type="button" name="alter" value="$lt{'ca'}" onClick="self.close()" />
                    334: END
                    335: 	} else {
1.42      www       336:         # --- Continue Buttons
1.51      albertel  337: 	    my $resurl = 
                    338: 		&Apache::loncommon::escape_single(&Apache::loncommon::lastresurl());
                    339: 	    $r->print(<<END);
1.62      bisitz    340: <h2>$lt{'fin'}</h2>
                    341: <div>
1.42      www       342: <input type="button" name="alter" value="$lt{'ci'}"
1.54      albertel  343:  onClick="window.location='$resurl?inhibitmenu=yes&amp;catalogmode=import'" />&nbsp;
1.42      www       344: <input type="button" name="altersearch" value="$lt{'cs'}"
1.54      albertel  345:  onClick="window.location='/adm/searchcat?inhibitmenu=yes&amp;catalogmode=import'" />&nbsp;
1.23      www       346: <input type="button" name="alter" value="$lt{'fi'}"
1.2       harris41  347:  onClick="finish_import()" />&nbsp;
1.23      www       348: <input type="button" name="alter" value="$lt{'ca'}" onClick="self.close()" />
1.62      bisitz    349: </div>
                    350: <br />
1.1       harris41  351: END
1.51      albertel  352:         }
1.65      bisitz    353: 
                    354:         # Only display header if content exists
                    355:         if ($clen > 0) {
                    356:             $r->print(&Apache::loncommon::start_data_table()
                    357:                      .&Apache::loncommon::start_data_table_header_row());
1.67      wenzelju  358:             if (($env{'form.readfile'})) { 
1.65      bisitz    359:                 $r->print("<th>$lt{'in'}</th>\n");
                    360:             } else { 
                    361:                 $r->print('<th colspan="2">'.$lt{'co'}.'</th>'."\n"); 
                    362:             }
                    363:             $r->print('<th colspan="2">'.$lt{'ti'}.'</th>'."\n");
                    364:             $r->print("<th>$lt{'pa'}</th>");
                    365:             $r->print(&Apache::loncommon::end_data_table_header_row()."\n");
                    366:         } else {
1.66      bisitz    367:             my $errtxt = '';
                    368:             if ($env{'form.recover'}) {
                    369:                 $errtxt = 'There are no resources to recover.';
                    370:             } else {
                    371:                 $errtxt = 'There are no resources to import.';
                    372:             }
                    373:             $r->print('<p class="LC_info">'.&mt($errtxt).'</p>');
1.65      bisitz    374:         }
1.22      albertel  375:     } else {
1.40      albertel  376: 	$r->print(&Apache::loncommon::start_page(undef,$js,
1.41      banghart  377: 						 {'only_body' => 1}));
1.66      bisitz    378: #       $r->print('<h1>'.&mt($title).'</h1>');
1.22      albertel  379: 	$r->print(<<END);
                    380: <form method='post' action='/adm/groupsort' name='groupsort'
                    381:       enctype='application/x-www-form-urlencoded'>
                    382: <input type="hidden" name="fnum" value="$clen" />
                    383: <input type="hidden" name="oldval" value="" />
                    384: <input type="hidden" name="newval" value="" />
1.31      albertel  385: <input type="hidden" name="mode" value="$env{'form.mode'}" />
1.22      albertel  386: END
1.54      albertel  387:         $r->print(&Apache::loncommon::inhibit_menu_check('input'));
                    388: 
1.22      albertel  389:     }
1.57      albertel  390:     foreach my $resource (@resources) {
1.1       harris41  391: 	$ctr++;
1.57      albertel  392: 	my $iconname=&Apache::loncommon::icon($resource->{'url'});
1.68.6.2! raeburn   393: 	if (($clen > 1) || ($env{'form.readfile'})) {
1.62      bisitz    394: 	    $r->print(&Apache::loncommon::start_data_table_row()
                    395:                      ."<td>");
1.68.6.2! raeburn   396:             if (($env{'form.readfile'})) {
1.37      www       397: 		$r->print(&checkbox($ctr-1));
                    398: 	    } else {
                    399: 		$r->print(&movers($clen,$ctr));
                    400: 	    }
1.22      albertel  401: 	}
1.58      albertel  402: 	$r->print(&hidden($ctr-1,$resource->{'title'},$resource->{'url'},
                    403: 			  $resource->{'id'}));
1.68.6.2! raeburn   404: 	if (($clen > 1)  || ($env{'form.readfile'})) {
1.37      www       405: 	    $r->print("</td>");
1.68.6.2! raeburn   406:             unless (($env{'form.readfile'})) {
1.62      bisitz    407: 		$r->print("<td>".
1.37      www       408: 			  &select_box($clen,$ctr).
                    409: 			  "</td>");
                    410: 	    }
1.62      bisitz    411: 	    $r->print("<td>");
1.26      albertel  412: 	    $r->print("<img src='$iconname' />");
1.62      bisitz    413: 	    $r->print("</td><td>");
                    414: 	    $r->print($resource->{'title'}.$resource->{'notes'}."</td><td>\n");
                    415: 	    $r->print($resource->{'url'}."</td>"
                    416:                      .&Apache::loncommon::end_data_table_row()
                    417:                      ."\n");
1.22      albertel  418: 	} 
                    419:     }
1.68.6.2! raeburn   420:     if (($clen > 1) || ($env{'form.readfile'})) {
1.65      bisitz    421:         if ($clen > 0) {
                    422:             $r->print(&Apache::loncommon::end_data_table());
                    423:         }
                    424:         $r->print('</form>');
1.22      albertel  425:     } else {
                    426: 	$r->print(<<END);
                    427: <script type="text/javascript">
                    428:     finish_import();
                    429: </script>
                    430: END
                    431:     }
1.40      albertel  432: 
                    433:     $r->print(&Apache::loncommon::end_page());
1.22      albertel  434: 
1.1       harris41  435:     return OK;
                    436: }
                    437: 
1.2       harris41  438: # --------------------------------------- Hidden values (returns scalar string)
1.1       harris41  439: sub hidden {
1.58      albertel  440:     my ($sel,$title,$filelink,$id) = @_;
1.61      albertel  441:     my $string = '<input type="hidden" name="title'.$sel.'" value="'.
                    442: 	&escape($title).'" />';
1.48      albertel  443:     $filelink=~s|^/ext/|http://|;
1.2       harris41  444:     $string .= '<input type="hidden" name="filelink'.$sel.'" value="'.
1.61      albertel  445: 	&escape($filelink).'" />';
                    446:     $string .= '<input type="hidden" name="id'.$sel.'" value="'.&escape($id).'" />';
1.1       harris41  447:     return $string;
                    448: }
                    449: 
1.2       harris41  450: # --------------------------------------- Moving arrows (returns scalar string)
1.1       harris41  451: sub movers {
1.2       harris41  452:     my ($total,$sel) = @_;
                    453:     my $dsel = $sel-1;
                    454:     my $usel = $sel+1;
                    455:     $usel = 1 if $usel > $total;
                    456:     $dsel = $total if $dsel < 1;
1.1       harris41  457:     my $string;
1.2       harris41  458:     $string = (<<END);
1.1       harris41  459: <table border='0' cellspacing='0' cellpadding='0'>
1.2       harris41  460: <tr><td><a href='javascript:move($sel,$dsel)'>
                    461: <img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
                    462: <tr><td><a href='javascript:move($sel,$usel)'>
                    463: <img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
1.1       harris41  464: </table>
                    465: END
                    466:     return $string;
                    467: }
1.2       harris41  468: 
                    469: # ------------------------------------------ Select box (returns scalar string)
1.1       harris41  470: sub select_box {
1.2       harris41  471:     my ($total,$sel) = @_;
1.1       harris41  472:     my $string;
1.2       harris41  473:     $string = '<select name="alt'.$sel.'"';
                    474:     $string .= " onChange='selectchange($sel)'>";
1.36      www       475:     $string .= "<option name='o0' value='0'>".&mt('discard')."</option>";
1.1       harris41  476:     for my $cur (1..$total) {
1.2       harris41  477: 	$string .= "<option name='o$cur' value='$cur'";
                    478: 	if ($cur == $sel) {
                    479: 	    $string .= "selected";
1.1       harris41  480: 	}
1.2       harris41  481: 	$string .= ">$cur</option>";
1.1       harris41  482:     }
1.2       harris41  483:     $string .= "</select>\n";
1.1       harris41  484:     return $string;
                    485: }
                    486: 
1.37      www       487: # ------------------------------------------------------------------- Checkbox
                    488: 
                    489: sub checkbox {
                    490:     my $sel=shift;
                    491:     return "<label><input type='checkbox' name='include$sel'".
                    492:        ($env{"form.include$sel"}?' checked="checked"':'').
                    493:        ' />'.&mt('Include').'</label>';
                    494: }
                    495: 
1.1       harris41  496: 1;
                    497: 
                    498: __END__
1.63      jms       499: 
                    500: =pod
                    501: 
                    502: =head1 NAME
                    503: 
                    504: Apache::groupsort.pm
                    505: 
                    506: =head1 SYNOPSIS
                    507: 
                    508: Implements a second phase of importing
                    509: multiple resources into the RAT. Allows for
                    510: reordering the sequence of resources
                    511: 
                    512: This is part of the LearningOnline Network with CAPA project
                    513: described at http://www.lon-capa.org.
                    514: 
                    515: 
                    516: =head1 NOTABLE SUBROUTINES
                    517: 
                    518: =over
                    519: 
                    520: =item 
                    521: 
                    522: =back
                    523: 
                    524: =cut
                    525: 

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