Annotation of loncom/interface/groupsort.pm, revision 1.70
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: #
1.70 ! raeburn 5: # $Id: groupsort.pm,v 1.69 2012/06/30 23:02:20 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;
1.69 raeburn 40: use LONCAPA qw(:DEFAULT :match);
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 $parser = HTML::TokeParser->new(\$cont);
1.70 ! raeburn 155: my ($token,$donechk,%allmaps);
1.34 www 156: while ($token = $parser->get_token) {
157: if ($token->[0] eq 'S') {
158: if ($token->[1] eq 'resource') {
159: if ($env{'form.recover'}) {
160: if ($token->[2]->{'type'} ne 'zombie') { next; }
1.70 ! raeburn 161: if ($token->[2]->{'src'} =~ /\.(page|sequence)$/) {
! 162: unless ($donechk) {
! 163: $donechk = &get_allmaps(\%allmaps);
! 164: }
! 165: if ($allmaps{$token->[2]->{'src'}}) { next; }
! 166: }
1.34 www 167: } else {
168: if ($token->[2]->{'type'} eq 'zombie') { next; }
169: }
1.35 www 170:
1.34 www 171: my $name=$token->[2]->{'title'};
1.50 albertel 172: $name=~s/ \[\((\d+)\,($LONCAPA::username_re)\,($LONCAPA::domain_re)\)\]$//;
1.57 albertel 173: my $note;
1.34 www 174: if ($1) {
1.57 albertel 175: $note = '<br />'.&mt('Removed by ').
1.34 www 176: &Apache::loncommon::plainname($2,$3).', '.
177: &Apache::lonlocal::locallocaltime($1);
178: }
1.37 www 179: $name=~s/\&colon\;/\:/g;
1.58 albertel 180: push(@{$resources}, {'url' => $token->[2]->{'src'},
1.57 albertel 181: 'title' => $name,
1.58 albertel 182: 'note' => $note,
183: 'id' => $token->[2]->{'id'},});
1.34 www 184: }
185: }
186: }
187: }
188: }
189:
1.70 ! raeburn 190: sub get_allmaps {
! 191: my ($allmaps) = @_;
! 192: return unless (ref($allmaps) eq 'HASH');
! 193: if (($env{'form.recover'}) &&
! 194: ($env{'request.course.id'}) &&
! 195: ($env{'form.readfile'} =~ m{/default(|_\d+)\.(page|sequence)$})) {
! 196: my $cid = $env{'request.course.id'};
! 197: my $cdom = $env{'course.'.$cid.'.domain'};
! 198: my $cnum = $env{'course.'.$cid.'.num'};
! 199: my $chome = $env{'course.'.$cid.'.home'};
! 200: my $lastchange =
! 201: &Apache::lonnet::get_coursechange($cdom,$cnum);
! 202: if ($lastchange > $env{'request.course.tied'}) {
! 203: my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
! 204: unless ($ferr) {
! 205: &Apache::loncommon::update_content_constraints($cdom,$cnum,
! 206: $chome,$cid);
! 207: }
! 208: }
! 209: my $navmap = Apache::lonnavmaps::navmap->new();
! 210: if (defined($navmap)) {
! 211: foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_map() },1,0,1)) {
! 212: $allmaps->{$res->src()} = 1;
! 213: }
! 214: }
! 215: }
! 216: return 1;
! 217: }
1.44 www 218:
1.33 www 219: # ---------------------------------------------------------------- Main Handler
220: sub handler {
221: my $r = shift;
222:
223: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.67 wenzelju 224: ['acts','mode','readfile','recover']);
1.33 www 225:
226: &Apache::loncommon::content_type($r,'text/html');
227: $r->send_http_header;
228: return OK if $r->header_only;
229:
230: # finish_import looks different for graphical or "simple" RAT
231: my $finishimport='';
1.37 www 232: my $begincondition='';
233: my $endcondition='';
1.67 wenzelju 234: if (($env{'form.readfile'})) {
1.37 www 235: $begincondition='if (eval("document.forms.groupsort.include"+num+".checked")) {';
236: $endcondition='}';
237: }
1.33 www 238: if ($env{'form.mode'} eq 'simple' || $env{'form.mode'} eq '') {
239: $finishimport=(<<ENDSMP);
240: function finish_import() {
241: opener.document.forms.simpleedit.importdetail.value='';
242: for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
1.37 www 243: $begincondition
1.33 www 244: opener.document.forms.simpleedit.importdetail.value+='&'+
1.61 albertel 245: eval("document.forms.groupsort.title"+num+".value")+'='+
246: eval("document.forms.groupsort.filelink"+num+".value")+'='+
247: eval("document.forms.groupsort.id"+num+".value");
1.37 www 248: $endcondition
1.33 www 249: }
250: opener.document.forms.simpleedit.submit();
251: self.close();
252: }
253: ENDSMP
254: } else {
255: $finishimport=(<<ENDADV);
256: function finish_import() {
257: var linkflag=false;
258: for (var num=0; num<document.forms.groupsort.fnum.value; num++) {
1.37 www 259: $begincondition
1.33 www 260: insertRowInLastRow();
261: placeResourceInLastRow(
262: eval("document.forms.groupsort.title"+num+".value"),
263: eval("document.forms.groupsort.filelink"+num+".value"),
1.59 albertel 264: eval("document.forms.groupsort.id"+num+".value"),
1.33 www 265: linkflag
266: );
267: linkflag=true;
1.37 www 268: $endcondition
1.33 www 269: }
270: opener.editmode=0;
271: opener.notclear=0;
272: opener.linkmode=0;
273: opener.draw();
274: self.close();
275: }
276: ENDADV
277: }
278:
279: # output start of web page
1.40 albertel 280: my $js = <<END;
281: <script type="text/javascript">
1.33 www 282: function insertRowInLastRow() {
283: opener.insertrow(opener.maxrow);
284: opener.addobj(opener.maxrow,'e&2');
285: }
1.59 albertel 286: function placeResourceInLastRow (title,url,id,linkflag) {
1.33 www 287: opener.mostrecent=opener.newresource(opener.maxrow,2,opener.escape(title),
1.59 albertel 288: opener.escape(url),'false','normal',id);
1.33 www 289: opener.save();
290: if (linkflag) {
291: opener.joinres(opener.linkmode,opener.mostrecent,0);
292: }
293: opener.linkmode=opener.mostrecent;
294: }
295: $finishimport
296: function selectchange(val) {
297: var newval=0+eval("document.forms.groupsort.alt"+val+".selectedIndex");
298: orderchange(val,newval);
299: }
300: function move(val,newval) {
301: orderchange(val,newval);
302: }
303: function orderchange(val,newval) {
304: document.forms.groupsort.oldval.value=val;
305: document.forms.groupsort.newval.value=newval;
306: document.forms.groupsort.submit();
307: }
308: </script>
309: END
310: # read pertinent machine configuration
311: my $domain = $r->dir_config('lonDefDomain');
312: $iconpath = $r->dir_config('lonIconsURL') . "/";
313:
1.57 albertel 314: my @resources;
1.33 www 315:
1.34 www 316: if ($env{'form.readfile'}) {
1.57 albertel 317: &readfromfile($r,\@resources);
1.34 www 318: } else {
1.57 albertel 319: &readfromdb($r,\@resources);
1.34 www 320: }
1.33 www 321:
1.2 harris41 322: my $ctr = 0;
1.57 albertel 323: my $clen = scalar(@resources);
1.66 bisitz 324: my $title = '';
325: if ($env{'form.recover'}) {
326: $title = 'Recover Removed Resources';
327: } else {
328: $title = 'Sort Imported Resources';
329: }
1.67 wenzelju 330: if (($clen > 1) || ($env{'form.readfile'})) {
1.23 www 331: my %lt=&Apache::lonlocal::texthash(
332: 'fin'=> 'Finalize order of resources',
1.42 www 333: 'ci' => 'Continue Import',
334: 'cs' => 'Continue Search',
1.23 www 335: 'fi' => 'Finish Import',
1.51 albertel 336: 're' => 'Recover Checked',
1.64 bisitz 337: 'ip' => 'Import Checked',
1.23 www 338: 'ca' => 'Cancel',
339: 'co' => 'Change Order',
340: 'ti' => 'Title',
1.37 www 341: 'pa' => 'Path',
342: 'in' => 'Include'
1.23 www 343: );
1.64 bisitz 344:
1.56 albertel 345: $r->print(&Apache::loncommon::start_page($title, $js));
1.66 bisitz 346: $r->print('<h1>'.&mt($title).'</h1>');
1.56 albertel 347:
1.22 albertel 348: $r->print(<<END);
1.14 matthew 349: <form method='post' action='/adm/groupsort' name='groupsort'
350: enctype='application/x-www-form-urlencoded'>
1.1 harris41 351: <input type="hidden" name="fnum" value="$clen" />
352: <input type="hidden" name="oldval" value="" />
353: <input type="hidden" name="newval" value="" />
1.31 albertel 354: <input type="hidden" name="mode" value="$env{'form.mode'}" />
1.36 www 355: <input type="hidden" name="readfile" value="$env{'form.readfile'}" />
356: <input type="hidden" name="recover" value="$env{'form.recover'}" />
1.3 harris41 357: END
1.11 www 358:
1.54 albertel 359: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
1.51 albertel 360: # ---
1.65 bisitz 361:
362: my $buttontext = $lt{'re'};
1.67 wenzelju 363: if ($env{'form.recover'}) {
1.51 albertel 364: $r->print(<<END);
1.65 bisitz 365: <input type="button" name="alter" value="$buttontext"
1.51 albertel 366: onClick="finish_import()" />
367: <input type="button" name="alter" value="$lt{'ca'}" onClick="self.close()" />
368: END
369: } else {
1.42 www 370: # --- Continue Buttons
1.51 albertel 371: my $resurl =
372: &Apache::loncommon::escape_single(&Apache::loncommon::lastresurl());
373: $r->print(<<END);
1.62 bisitz 374: <h2>$lt{'fin'}</h2>
375: <div>
1.42 www 376: <input type="button" name="alter" value="$lt{'ci'}"
1.54 albertel 377: onClick="window.location='$resurl?inhibitmenu=yes&catalogmode=import'" />
1.42 www 378: <input type="button" name="altersearch" value="$lt{'cs'}"
1.54 albertel 379: onClick="window.location='/adm/searchcat?inhibitmenu=yes&catalogmode=import'" />
1.23 www 380: <input type="button" name="alter" value="$lt{'fi'}"
1.2 harris41 381: onClick="finish_import()" />
1.23 www 382: <input type="button" name="alter" value="$lt{'ca'}" onClick="self.close()" />
1.62 bisitz 383: </div>
384: <br />
1.1 harris41 385: END
1.51 albertel 386: }
1.65 bisitz 387:
388: # Only display header if content exists
389: if ($clen > 0) {
390: $r->print(&Apache::loncommon::start_data_table()
391: .&Apache::loncommon::start_data_table_header_row());
1.67 wenzelju 392: if (($env{'form.readfile'})) {
1.65 bisitz 393: $r->print("<th>$lt{'in'}</th>\n");
394: } else {
395: $r->print('<th colspan="2">'.$lt{'co'}.'</th>'."\n");
396: }
397: $r->print('<th colspan="2">'.$lt{'ti'}.'</th>'."\n");
398: $r->print("<th>$lt{'pa'}</th>");
399: $r->print(&Apache::loncommon::end_data_table_header_row()."\n");
400: } else {
1.66 bisitz 401: my $errtxt = '';
402: if ($env{'form.recover'}) {
403: $errtxt = 'There are no resources to recover.';
404: } else {
405: $errtxt = 'There are no resources to import.';
406: }
407: $r->print('<p class="LC_info">'.&mt($errtxt).'</p>');
1.65 bisitz 408: }
1.22 albertel 409: } else {
1.40 albertel 410: $r->print(&Apache::loncommon::start_page(undef,$js,
1.41 banghart 411: {'only_body' => 1}));
1.66 bisitz 412: # $r->print('<h1>'.&mt($title).'</h1>');
1.22 albertel 413: $r->print(<<END);
414: <form method='post' action='/adm/groupsort' name='groupsort'
415: enctype='application/x-www-form-urlencoded'>
416: <input type="hidden" name="fnum" value="$clen" />
417: <input type="hidden" name="oldval" value="" />
418: <input type="hidden" name="newval" value="" />
1.31 albertel 419: <input type="hidden" name="mode" value="$env{'form.mode'}" />
1.22 albertel 420: END
1.54 albertel 421: $r->print(&Apache::loncommon::inhibit_menu_check('input'));
422:
1.22 albertel 423: }
1.57 albertel 424: foreach my $resource (@resources) {
1.1 harris41 425: $ctr++;
1.57 albertel 426: my $iconname=&Apache::loncommon::icon($resource->{'url'});
1.67 wenzelju 427: if (($clen > 1) || ($env{'form.readfile'})) {
1.62 bisitz 428: $r->print(&Apache::loncommon::start_data_table_row()
429: ."<td>");
1.67 wenzelju 430: if (($env{'form.readfile'})) {
1.37 www 431: $r->print(&checkbox($ctr-1));
432: } else {
433: $r->print(&movers($clen,$ctr));
434: }
1.22 albertel 435: }
1.58 albertel 436: $r->print(&hidden($ctr-1,$resource->{'title'},$resource->{'url'},
437: $resource->{'id'}));
1.67 wenzelju 438: if (($clen > 1) || ($env{'form.readfile'})) {
1.37 www 439: $r->print("</td>");
1.67 wenzelju 440: unless (($env{'form.readfile'})) {
1.62 bisitz 441: $r->print("<td>".
1.37 www 442: &select_box($clen,$ctr).
443: "</td>");
444: }
1.62 bisitz 445: $r->print("<td>");
1.26 albertel 446: $r->print("<img src='$iconname' />");
1.62 bisitz 447: $r->print("</td><td>");
1.69 raeburn 448: if (($env{'form.recover'}) &&
449: ($resource->{'url'} =~ m{/uploaded/$match_domain/$match_courseid/supplemental/})) {
450: my $title = &Apache::loncommon::parse_supplemental_title($resource->{'title'});
451: $r->print($title);
452: } else {
453: $r->print($resource->{'title'});
454: }
455: $r->print($resource->{'notes'}."</td><td>\n");
1.62 bisitz 456: $r->print($resource->{'url'}."</td>"
457: .&Apache::loncommon::end_data_table_row()
458: ."\n");
1.22 albertel 459: }
460: }
1.67 wenzelju 461: if (($clen > 1) || ($env{'form.readfile'})) {
1.65 bisitz 462: if ($clen > 0) {
463: $r->print(&Apache::loncommon::end_data_table());
464: }
465: $r->print('</form>');
1.22 albertel 466: } else {
467: $r->print(<<END);
468: <script type="text/javascript">
469: finish_import();
470: </script>
471: END
472: }
1.40 albertel 473:
474: $r->print(&Apache::loncommon::end_page());
1.22 albertel 475:
1.1 harris41 476: return OK;
477: }
478:
1.2 harris41 479: # --------------------------------------- Hidden values (returns scalar string)
1.1 harris41 480: sub hidden {
1.58 albertel 481: my ($sel,$title,$filelink,$id) = @_;
1.61 albertel 482: my $string = '<input type="hidden" name="title'.$sel.'" value="'.
483: &escape($title).'" />';
1.48 albertel 484: $filelink=~s|^/ext/|http://|;
1.2 harris41 485: $string .= '<input type="hidden" name="filelink'.$sel.'" value="'.
1.61 albertel 486: &escape($filelink).'" />';
487: $string .= '<input type="hidden" name="id'.$sel.'" value="'.&escape($id).'" />';
1.1 harris41 488: return $string;
489: }
490:
1.2 harris41 491: # --------------------------------------- Moving arrows (returns scalar string)
1.1 harris41 492: sub movers {
1.2 harris41 493: my ($total,$sel) = @_;
494: my $dsel = $sel-1;
495: my $usel = $sel+1;
496: $usel = 1 if $usel > $total;
497: $dsel = $total if $dsel < 1;
1.1 harris41 498: my $string;
1.2 harris41 499: $string = (<<END);
1.1 harris41 500: <table border='0' cellspacing='0' cellpadding='0'>
1.2 harris41 501: <tr><td><a href='javascript:move($sel,$dsel)'>
502: <img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
503: <tr><td><a href='javascript:move($sel,$usel)'>
504: <img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
1.1 harris41 505: </table>
506: END
507: return $string;
508: }
1.2 harris41 509:
510: # ------------------------------------------ Select box (returns scalar string)
1.1 harris41 511: sub select_box {
1.2 harris41 512: my ($total,$sel) = @_;
1.1 harris41 513: my $string;
1.2 harris41 514: $string = '<select name="alt'.$sel.'"';
515: $string .= " onChange='selectchange($sel)'>";
1.36 www 516: $string .= "<option name='o0' value='0'>".&mt('discard')."</option>";
1.1 harris41 517: for my $cur (1..$total) {
1.2 harris41 518: $string .= "<option name='o$cur' value='$cur'";
519: if ($cur == $sel) {
520: $string .= "selected";
1.1 harris41 521: }
1.2 harris41 522: $string .= ">$cur</option>";
1.1 harris41 523: }
1.2 harris41 524: $string .= "</select>\n";
1.1 harris41 525: return $string;
526: }
527:
1.37 www 528: # ------------------------------------------------------------------- Checkbox
529:
530: sub checkbox {
531: my $sel=shift;
532: return "<label><input type='checkbox' name='include$sel'".
533: ($env{"form.include$sel"}?' checked="checked"':'').
534: ' />'.&mt('Include').'</label>';
535: }
536:
1.1 harris41 537: 1;
538:
539: __END__
1.63 jms 540:
541: =pod
542:
543: =head1 NAME
544:
545: Apache::groupsort.pm
546:
547: =head1 SYNOPSIS
548:
549: Implements a second phase of importing
550: multiple resources into the RAT. Allows for
551: reordering the sequence of resources
552:
553: This is part of the LearningOnline Network with CAPA project
554: described at http://www.lon-capa.org.
555:
556:
557: =head1 NOTABLE SUBROUTINES
558:
559: =over
560:
561: =item
562:
563: =back
564:
565: =cut
566:
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