File:  [LON-CAPA] / loncom / interface / loncreatecourse.pm
Revision 1.70: download - view: text, annotated - select for diffs
Tue Nov 23 06:58:34 2004 UTC (19 years, 6 months ago) by raeburn
Branches: MAIN
CVS tags: HEAD
localenroll no longer needed.  Default domain in pickcourse pop-up is current domain.

    1: # The LearningOnline Network
    2: # Create a course
    3: #
    4: # $Id: loncreatecourse.pm,v 1.70 2004/11/23 06:58:34 raeburn Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: ###
   29: 
   30: package Apache::loncreatecourse;
   31: 
   32: use strict;
   33: use Apache::Constants qw(:common :http);
   34: use Apache::lonnet;
   35: use Apache::loncommon;
   36: use Apache::lonratedt;
   37: use Apache::londocs;
   38: use Apache::lonlocal;
   39: use Apache::londropadd;
   40: use lib '/home/httpd/lib/perl';
   41: 
   42: # ================================================ Get course directory listing
   43: 
   44: my @output=();
   45: 
   46: sub crsdirlist {
   47:     my ($courseid,$which)=@_;
   48:     @output=();
   49:     return &innercrsdirlist($courseid,$which);
   50: }
   51: 
   52: sub innercrsdirlist {
   53:     my ($courseid,$which,$path)=@_;
   54:     my $dirptr=16384;
   55:     unless ($which) { $which=''; } else { $which.='/'; }
   56:     unless ($path)  { $path=''; } else { $path.='/'; }
   57:     my %crsdata=&Apache::lonnet::coursedescription($courseid);
   58:     my @listing=&Apache::lonnet::dirlist
   59: 	($which,$crsdata{'domain'},$crsdata{'num'},
   60: 	 &Apache::loncommon::propath($crsdata{'domain'},$crsdata{'num'}));
   61:     foreach (@listing) {
   62: 	unless ($_=~/^\./) {
   63: 	    my @unpackline = split (/\&/,$_);
   64: 	    if ($unpackline[3]&$dirptr) {
   65: # is a directory, recurse
   66: 		&innercrsdirlist($courseid,$which.$unpackline[0],
   67: 				            $path.$unpackline[0]);
   68: 	    } else { 
   69: # is a file, put into output
   70: 		push (@output,$path.$unpackline[0]);
   71: 	    }
   72: 	}
   73:     }
   74:     return @output;
   75: }
   76: 
   77: # ============================================================= Read a userfile
   78: 
   79: sub readfile {
   80:     my ($courseid,$which)=@_;
   81:     my %crsdata=&Apache::lonnet::coursedescription($courseid);
   82:     return &Apache::lonnet::getfile('/uploaded/'.$crsdata{'domain'}.'/'.
   83: 				    $crsdata{'num'}.'/'.$which);
   84: }
   85: 
   86: # ============================================================ Write a userfile
   87: 
   88: sub writefile {
   89:     (my $courseid, my $which,$ENV{'form.output'})=@_;
   90:     my %crsdata=&Apache::lonnet::coursedescription($courseid);
   91:     return &Apache::lonnet::finishuserfileupload(
   92: 					  $crsdata{'num'},$crsdata{'domain'},
   93: 					  $crsdata{'home'},
   94: 					  'output',$which);
   95: }
   96: 
   97: # ===================================================================== Rewrite
   98: 
   99: sub rewritefile {
  100:     my ($contents,%rewritehash)=@_;
  101:     foreach (keys %rewritehash) {
  102: 	my $pattern=$_;
  103: 	$pattern=~s/(\W)/\\$1/gs;
  104: 	my $new=$rewritehash{$_};
  105: 	$contents=~s/$pattern/$new/gs;
  106:     }
  107:     return $contents;
  108: }
  109: 
  110: # ============================================================= Copy a userfile
  111: 
  112: sub copyfile {
  113:     my ($origcrsid,$newcrsid,$which)=@_;
  114:     unless ($which=~/\.sequence$/) {
  115: 	return &writefile($newcrsid,$which,
  116: 		      &readfile($origcrsid,$which));
  117:     } else {
  118: 	my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  119: 	my %newcrsdata= &Apache::lonnet::coursedescription($newcrsid);
  120: 	return &writefile($newcrsid,$which,
  121: 		 &rewritefile(
  122:                      &readfile($origcrsid,$which),
  123: 	    (
  124:        '/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'
  125:     => '/uploaded/'. $newcrsdata{'domain'}.'/'. $newcrsdata{'num'}.'/',
  126:        '/public/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'
  127:     => '/public/'. $newcrsdata{'domain'}.'/'. $newcrsdata{'num'}.'/'
  128:             )));
  129:     }
  130: }
  131: 
  132: # =============================================================== Copy a dbfile
  133: 
  134: sub copydb {
  135:     my ($origcrsid,$newcrsid,$which)=@_;
  136:     $which=~s/\.db$//;
  137:     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  138:     my %newcrsdata= &Apache::lonnet::coursedescription($newcrsid);
  139:     my %data=&Apache::lonnet::dump
  140: 	($which,$origcrsdata{'domain'},$origcrsdata{'num'});
  141:     return &Apache::lonnet::put
  142: 	($which,\%data,$newcrsdata{'domain'},$newcrsdata{'num'});
  143: }
  144: 
  145: # ========================================================== Copy resourcesdata
  146: 
  147: sub copyresourcedb {
  148:     my ($origcrsid,$newcrsid)=@_;
  149:     my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
  150:     my %newcrsdata= &Apache::lonnet::coursedescription($newcrsid);
  151:     my %data=&Apache::lonnet::dump
  152: 	('resourcedata',$origcrsdata{'domain'},$origcrsdata{'num'});
  153:     $origcrsid=~s/^\///;
  154:     $origcrsid=~s/\//\_/;
  155:     $newcrsid=~s/^\///;
  156:     $newcrsid=~s/\//\_/;
  157:     my %newdata=();
  158:     undef %newdata;
  159:     my $startdate=$data{$origcrsid.'.0.opendate'};
  160:     my $today=time;
  161:     my $delta=0;
  162:     if ($startdate) {
  163: 	my $oneday=60*60*24;
  164: 	$delta=$today-$startdate;
  165: 	$delta=int($delta/$oneday)*$oneday;
  166:     }
  167: # ugly retro fix for broken version of types
  168:     foreach (keys %data) {
  169: 	if ($_=~/\wtype$/) {
  170: 	    my $newkey=$_;
  171: 	    $newkey=~s/type$/\.type/;
  172: 	    $data{$newkey}=$data{$_};
  173: 	    delete $data{$_};
  174: 	}
  175:     }
  176: # adjust symbs
  177:     my $pattern='uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/';
  178:     $pattern=~s/(\W)/\\$1/gs;
  179:     my $new=    'uploaded/'. $newcrsdata{'domain'}.'/'. $newcrsdata{'num'}.'/';
  180:     foreach (keys %data) {
  181: 	if ($_=~/$pattern/) {
  182: 	    my $newkey=$_;
  183: 	    $newkey=~s/$pattern/$new/;
  184: 	    $data{$newkey}=$data{$_};
  185: 	    delete $data{$_};
  186: 	}
  187:     }
  188: # adjust dates
  189:     foreach (keys %data) {
  190: 	my $thiskey=$_;
  191: 	$thiskey=~s/^$origcrsid/$newcrsid/;
  192: 	$newdata{$thiskey}=$data{$_};
  193: 	if ($data{$_.'.type'}=~/^date/) {
  194: 	    $newdata{$thiskey}=$newdata{$thiskey}+$delta;
  195: 	}
  196:     }
  197:     return &Apache::lonnet::put
  198: 	('resourcedata',\%newdata,$newcrsdata{'domain'},$newcrsdata{'num'});
  199: }
  200: 
  201: # ========================================================== Copy all userfiles
  202: 
  203: sub copyuserfiles {
  204:     my ($origcrsid,$newcrsid)=@_;
  205:     foreach (&crsdirlist($origcrsid,'userfiles')) {
  206: 	if ($_ !~m|^scantron_|) {
  207: 	    &copyfile($origcrsid,$newcrsid,$_);
  208: 	}
  209:     }
  210: }
  211: # ========================================================== Copy all userfiles
  212: 
  213: sub copydbfiles {
  214:     my ($origcrsid,$newcrsid)=@_;
  215:     foreach (&crsdirlist($origcrsid)) {
  216: 	if ($_=~/\.db$/) {
  217: 	    unless 
  218:              ($_=~/^(nohist\_|discussiontimes|classlist|versionupdate|resourcedata)/) {
  219: 		 &copydb($origcrsid,$newcrsid,$_);
  220: 	     }
  221: 	}
  222:     }
  223: }
  224: 
  225: # ======================================================= Copy all course files
  226: 
  227: sub copycoursefiles {
  228:     my ($origcrsid,$newcrsid)=@_;
  229:     &copyuserfiles($origcrsid,$newcrsid);
  230:     &copydbfiles($origcrsid,$newcrsid);
  231:     &copyresourcedb($origcrsid,$newcrsid);
  232: }
  233: 
  234: # ===================================================== Phase one: fill-in form
  235: 
  236: sub print_course_creation_page {
  237:     my $r=shift;
  238:     my $defdom=$ENV{'request.role.domain'};
  239:     my %host_servers = &Apache::loncommon::get_library_servers($defdom);
  240:     my $course_home = '<select name="course_home" size="1">'."\n";
  241:     foreach my $server (sort(keys(%host_servers))) {
  242:         $course_home .= qq{<option value="$server"};
  243:         if ($server eq $Apache::lonnet::perlvar{'lonHostID'}) {
  244:             $course_home .= " selected ";
  245:         }
  246:         $course_home .= qq{>$server $host_servers{$server}</option>};
  247:     }
  248:     $course_home .= "\n</select>\n";
  249:     my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain');
  250:     my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
  251:     my $helplink=&Apache::loncommon::help_open_topic('Create_Course',&mt('Help on Creating Courses'));
  252:     my $cloneform=&Apache::loncommon::select_dom_form
  253: 	($ENV{'request.role.domain'},'clonedomain').
  254: 		     &Apache::loncommon::selectcourse_link
  255: 		     ('ccrs','clonecourse','clonedomain');
  256:     my $coursebrowserjs=&Apache::loncommon::coursebrowser_javascript($ENV{'request.role.domain'});
  257:     my $starttime = time;
  258:     my $endtime = time+(6*30*24*60*60); # 6 months from now, approx
  259:     my $enroll_table = &Apache::londropadd::date_setting_table($starttime,$endtime,'create_enrolldates');
  260:     my $access_table = &Apache::londropadd::date_setting_table($starttime,$endtime,'create_defaultdates');
  261:     my ($krbdef,$krbdefdom) =
  262:     &Apache::loncommon::get_kerberos_defaults($defdom);
  263:     my $javascript_validations=&Apache::londropadd::javascript_validations('createcourse',$krbdefdom);
  264:     my %param = ( formname => 'document.ccrs',
  265:                    kerb_def_dom => $krbdefdom,
  266:                    kerb_def_auth => $krbdef
  267:                 );
  268:     my $krbform = &Apache::loncommon::authform_kerberos(%param);
  269:     my $intform = &Apache::loncommon::authform_internal(%param);
  270:     my $locform = &Apache::loncommon::authform_local(%param);
  271:     my %lt=&Apache::lonlocal::texthash(
  272: 		    'cinf' => "Course Information",
  273:                     'ctit' => "Course Title",
  274:                     'chsr' => "Course Home Server",
  275:                     'cidn' => "Course ID/Number",
  276:                     'opt'  => "optional",
  277:                     'iinf' => "Institutional Information",
  278:                     'stat' => "The following entries will be used to identify the course according to the naming scheme adopted by your institution. Your choices will be used to map an internal LON-CAPA course ID to the corresponding course section ID(s) used by the office responsible for providing official class lists for courses at your institution. This mapping is required if you choose to employ automatic population of class lists.",
  279:                     'ccod' => "Course Code",
  280:                     'toin' => "to interface with institutional data, e.g., fs03glg231 for Fall 2003 Geology 231",
  281:                     'snid' => "Section Numbers and corresponding LON-CAPA section/group IDs",
  282:                     'csli' => "a comma separated list of institutional section numbers, each separated by a colon from the (optional) corresponding section/group ID to be used in LON-CAPA e.g., 001:1,002:2",
  283:                     'crcs' => "Crosslisted courses",
  284:                     'cscs' => "a comma separated list of course sections crosslisted with the current course, with each entry including the institutional course section name followed by a colon and then the (optional) groupID to be used in LON-CAPA, e.g., fs03ent231001:ent1,fs03bot231001:bot1,fs03zol231002:zol2",
  285:                     'crco' => "Course Content",
  286:                     'cncr' => "Completely new course",
  287:                     'cecr' => "Clone an existing course", 
  288:                     'map'  => "Map",
  289:                     'smap' => "Select Map",
  290:                     'sacr' => "Do NOT generate as standard course",
  291:                     'ocik' => "only check if you know what you are doing",
  292:                     'fres' => "First Resource",
  293:                     'stco' => "standard courses only",
  294:                     'blnk' => "Blank",
  295:                     'sllb' => "Syllabus",
  296:                     'navi' => "Navigate",
  297:                     'cid'  => "Course ID",
  298:                     'dmn'  => "Domain",
  299:                     'asov' => "Additional settings, if specified below, will override cloned settings",
  300:                     'assp' => "Assessment Parameters",
  301:                     'oaas' => "Open all assessments",
  302:                     'mssg' => "Messaging",
  303:                     'scpf' => "Set course policy feedback to Course Coordinator",
  304:                     'scfc' => "Set content feedback to Course Coordinator",
  305:                     'cmmn' => "Communication",
  306:                     'dsrd' => "Disable student resource discussion",
  307:                     'dsuc' => "Disable student use of chatrooms",
  308:                     'acco' => "Access Control",
  309:                     'snak' => "Students need access key to enter course",
  310: 		    'kaut' => 
  311: 		    'Key authority (<tt>id@domain</tt>) if other than course',
  312:                     'cc'   => "Course Coordinator",
  313:                     'user' => "Username",
  314:                     'ierc' => "Immediately expire own role as Course Coordinator",
  315:                     'aens' => "Automated enrollment settings",
  316:                     'aesc' => "The following settings control automatic enrollment of students in this class based on information available for this specific course from your institution's official classlists.",
  317:                     'aadd' => "Automated adds",
  318:                     'yes'  => "Yes",
  319:                     'no'   => "No",
  320:                     'audr' => "Automated drops",
  321:                     'dacu' => "Duration of automated classlist updates",
  322:                     'dacc' => "Default start and end dates for student access",
  323:                     'psam' => "Please select the authentication mechanism",
  324:                     'pcda' => "Please choose the default authentication method to be used by new users added to this LON-CAPA domain by the automated enrollment process",
  325:                     'nech' => "Notification of enrollment changes",
  326:                     'nccl' => "Notification to course coordinator via LON-CAPA message when enrollment changes occur during the automated update?",
  327:                     'irsp' => "Include retrieval of student photographs?",
  328: 		    'rshm' => 'Resource Space Home',
  329:                     'opco' => "Open Course"
  330: 				       );
  331:     $r->print(<<ENDDOCUMENT);
  332: <html>
  333: <script language="JavaScript" type="text/javascript">
  334: var editbrowser = null;
  335: function openbrowser(formname,elementname) {
  336:     var url = '/res/?';
  337:     if (editbrowser == null) {
  338:         url += 'launch=1&';
  339:     }
  340:     url += 'catalogmode=interactive&';
  341:     url += 'mode=edit&';
  342:     url += 'form=' + formname + '&';
  343:     url += 'element=' + elementname + '&';
  344:     url += 'only=sequence' + '';
  345:     var title = 'Browser';
  346:     var options = 'scrollbars=1,resizable=1,menubar=0';
  347:     options += ',width=700,height=600';
  348:     editbrowser = open(url,title,options,'1');
  349:     editbrowser.focus();
  350: }
  351: $javascript_validations
  352: </script>
  353: $coursebrowserjs
  354: <head>
  355: <title>The LearningOnline Network with CAPA</title>
  356: </head>
  357: $bodytag
  358: $helplink
  359: <form action="/adm/createcourse" method="post" name="ccrs">
  360: <h2>$lt{'cinf'}</h2>
  361: <p>
  362: <label><b>$lt{'ctit'}:</b>
  363: <input type="text" size="50" name="title" /></label>
  364: </p><p>
  365: <label>
  366:     <b>$lt{'chsr'}:</b>$course_home
  367: </label>
  368: </p><p>
  369: <label>
  370:     <b>$lt{'cidn'} ($lt{'opt'})</b>
  371:     <input type="text" size="30" name="crsid" />
  372: </label>
  373: </p><p>
  374: <h2>$lt{'iinf'}</h2>
  375: <p>
  376: $lt{'stat'}
  377: </p><p>
  378: <label>
  379:     <b>$lt{'ccod'}</b>
  380:     <input type="text" size="30" name="crscode" />
  381: </label>
  382: <br/>
  383: ($lt{'toin'})
  384: </p><p>
  385: <label>
  386:     <b>$lt{'snid'}</b>
  387:     <input type="text" size="30" name="crssections" />
  388: </label>
  389: <br/>
  390: ($lt{'csli'})
  391: </p><p>
  392: <label>
  393:     <b>$lt{'crcs'}</b>
  394:     <input type="text" size="30" name="crsxlist" />
  395: </label>
  396: <br/>
  397: ($lt{'cscs'})
  398: </p>
  399: <h2>$lt{'crco'}</h2>
  400: <table border="2">
  401: <tr><th>$lt{'cncr'}</th><th>$lt{'cecr'}</th></tr>
  402: <tr><td>
  403: <p>
  404: <label>
  405:     <b>$lt{'map'}:</b>
  406:     <input type="text" size="50" name="topmap" />
  407: </label>
  408: <a href="javascript:openbrowser('ccrs','topmap')">$lt{'smap'}</a>
  409: </p><p>
  410: <label for="nonstd"><b>$lt{'sacr'}</b></label>
  411: <br />
  412: ($lt{'ocik'}):
  413: <input id="nonstd" type="checkbox" name="nonstandard" />
  414: </p><p>
  415: <b>$lt{'fres'}</b><br />($lt{'stco'}):
  416: <label>
  417:     <input type="radio" name="firstres" value="blank" />$lt{'blnk'}
  418: </label>
  419: &nbsp;
  420: <label>
  421:     <input type="radio" name="firstres" value="syl" checked />$lt{'sllb'}
  422: </label>
  423: &nbsp;
  424: <label>
  425:     <input type="radio" name="firstres" value="nav" />$lt{'navi'}
  426: </label>
  427: </p>
  428: </td><td>
  429: <label>
  430:     $lt{'cid'}: <input type="text" size="25" name="clonecourse" value="" />
  431: </label>
  432: <br />
  433: <label>
  434:     $lt{'dmn'}: $cloneform
  435: </label>
  436: <br />
  437: &nbsp;<br />
  438: $lt{'asov'}.
  439: </td></tr>
  440: </table>
  441: <h2>$lt{'assp'}</h2>
  442: <p>
  443: <label>
  444:     <b>$lt{'oaas'}: </b>
  445:     <input type="checkbox" name="openall" />
  446: </label>
  447: </p>
  448: <h2>$lt{'mssg'}</h2>
  449: <p>
  450: <label>
  451:     <b>$lt{'scpf'}: </b>
  452:     <input type="checkbox" name="setpolicy" checked />
  453: </label>
  454: <br />
  455: <label>
  456:     <b>$lt{'scfc'}: </b>
  457:     <input type="checkbox" name="setcontent" checked />
  458: </label>
  459: </p>
  460: <h2>$lt{'cmmn'}</h2>
  461: <p>
  462: <label>
  463:     <b>$lt{'dsrd'}: </b>
  464:     <input type="checkbox" name="disresdis" />
  465: </label>
  466: <br />
  467: <label>
  468:     <b>$lt{'dsuc'}: </b>
  469:     <input type="checkbox" name="disablechat" />
  470: </label>
  471: </p>
  472: <h2>$lt{'acco'}</h2>
  473: <p>
  474: <label>
  475:     <b>$lt{'snak'}: </b>
  476:     <input type="checkbox" name="setkeys" />
  477: </label>
  478: <br />
  479: <label>
  480:     <b>$lt{'kaut'}: </b>
  481:     <input type="text" size="30" name="keyauth" />
  482: </label>
  483: </p>
  484: <h2>$lt{'rshm'}</h2>
  485: <p>
  486: <label>
  487:     <b>$lt{'rshm'}: </b>
  488:     <input type="text" name="reshome" size="30" value="/res/$defdom/" />
  489: </label>
  490: </p>
  491: <p>
  492: <h2>$lt{'aens'}</h2>
  493: $lt{'aesc'}
  494: </p>
  495: <p>
  496: <b>$lt{'aadd'}</b>
  497: <label><input type="radio" name="autoadds" value="1" />$lt{'yes'}</label> 
  498: <label><input type="radio" name="autoadds" value="0" checked="true" />$lt{'no'}
  499: </label>
  500: </p><p>
  501: <b>$lt{'audr'}</b>
  502: <label><input type="radio" name="autodrops" value="1" />$lt{'yes'}</label> 
  503: <label><input type="radio" name="autodrops" value="0" checked="true" />$lt{'no'}</label>
  504: </p><p>
  505: <b>$lt{'dacu'}</b>
  506: $enroll_table
  507: </p><p>
  508: <b>$lt{'dacc'}</b>
  509: $access_table
  510: <p></p>
  511: <b>$lt{'psam'}.</b><br />
  512: $lt{'pcda'}.
  513: </p><p>
  514: $krbform
  515: <br />
  516: $intform
  517: <br />
  518: $locform
  519: </p><p>
  520: <b>$lt{'nech'}</b><br />
  521: $lt{'nccl'}<br/>
  522: <label>
  523:     <input type="radio" name="notify" value="1" />$lt{'yes'}
  524: </label> 
  525: <label>
  526:     <input type="radio" name="notify" value="0" checked="true" />$lt{'no'}
  527: </label>
  528: </p><p>
  529: <b>$lt{'irsp'}</b>
  530: <label>
  531:     <input type="radio" name="showphotos" value="1" />$lt{'yes'}
  532: </label> 
  533: <label>
  534:     <input type="radio" name="showphotos" value="0" checked="true" />$lt{'no'}
  535: </label>
  536: </p>
  537: <hr />
  538: <h2>$lt{'cc'}</h2>
  539: <p>
  540: <label>
  541:     <b>$lt{'user'}:</b> <input type="text" size="15" name="ccuname" />
  542: </label>
  543: </p><p>
  544: <label>
  545:     <b>$lt{'dmn'}:</b> $domform
  546: </label>
  547: </p><p>
  548: <label>
  549:     <b>$lt{'ierc'}:</b>
  550:     <input type="checkbox" name="expireown" checked />
  551: </label>
  552: </p>
  553: <p>
  554: <input type="hidden" name="phase" value="two" />
  555: <input type="button" onClick="verify_message(this.form)" value="$lt{'opco'}" />
  556: </p>
  557: </form>
  558: </body>
  559: </html>
  560: ENDDOCUMENT
  561: }
  562: 
  563: # ====================================================== Phase two: make course
  564: 
  565: sub create_course {
  566:     my $r=shift;
  567:     my $topurl='/res/'.&Apache::lonnet::declutter($ENV{'form.topmap'});
  568:     my $this_server = $Apache::lonnet::perlvar{'lonHostID'};
  569:     my $ccuname=$ENV{'form.ccuname'};
  570:     my $ccdomain=$ENV{'form.ccdomain'};
  571:     $ccuname=~s/\W//g;
  572:     $ccdomain=~s/\W//g;
  573:     my $cdescr=$ENV{'form.title'};
  574:     my $curl=$ENV{'form.topmap'};
  575:     my $bodytag=&Apache::loncommon::bodytag('Create a New Course');
  576:     $r->print(<<ENDENHEAD);
  577: <html>
  578: <head>
  579: <title>The LearningOnline Network with CAPA</title>
  580: </head>
  581: $bodytag
  582: ENDENHEAD
  583:     #
  584:     # Verify data
  585:     #
  586:     # Check the veracity of the course coordinator
  587:     if (&Apache::lonnet::homeserver($ccuname,$ccdomain) eq 'no_host') {
  588: 	$r->print('<form action="/adm/createuser" method="post" name="crtuser">');
  589:         $r->print(&mt('No such user').' '.$ccuname.' '.&mt('at').' '.$ccdomain.'.<br />');
  590: 	$r->print(&mt("Please click Back on your browser and select another user, or "));
  591: 	$r->print('
  592: 	    <input type="hidden" name="phase" value="get_user_info" />
  593:             <input type="hidden" name="ccuname" value="'.$ccuname.'" />
  594:             <input type="hidden" name="ccdomain" value="'.$ccdomain.'" />
  595:             <input name="userrole" type="submit" value="'.
  596: 		  &mt('Create User').'" />
  597: 	</form></body></html>');
  598: 	return;
  599:     }
  600:     # Check the proposed home server for the course
  601:     my %host_servers = &Apache::loncommon::get_library_servers
  602:         ($ENV{'request.role.domain'});
  603:     if (! exists($host_servers{$ENV{'form.course_home'}})) {
  604:         $r->print(&mt('Invalid home server for course').': '.
  605:                   $ENV{'form.course_home'}.'</body></html>');
  606:         return;
  607:     }
  608: #
  609: # Open course
  610: #
  611:     my %cenv=();
  612:     my $courseid=&Apache::lonnet::createcourse($ENV{'request.role.domain'},
  613:                                                $cdescr,$curl,
  614:                                                $ENV{'form.course_home'},
  615:                                                $ENV{'form.nonstandard'},
  616:                                                $ENV{'form.crscode'});
  617: 
  618:     # Note: The testing routines depend on this being output; see 
  619:     # Utils::Course. This needs to at least be output as a comment
  620:     # if anyone ever decides to not show this, and Utils::Course::new
  621:     # will need to be suitably modified.
  622:     $r->print('New LON-CAPA Course ID: '.$courseid.'<br>');
  623: #
  624: # Check if created correctly
  625: #
  626:     my ($crsudom,$crsunum)=($courseid=~/^\/(\w+)\/(\w+)$/);
  627:     my $crsuhome=&Apache::lonnet::homeserver($crsunum,$crsudom);
  628:     $r->print(&mt('Created on').': '.$crsuhome.'<br>');
  629: #
  630: # Are we cloning?
  631: #
  632:     my $cloneid='';
  633:     if (($ENV{'form.clonecourse'}) && ($ENV{'form.clonedomain'})) {
  634: 	$cloneid='/'.$ENV{'form.clonedomain'}.'/'.$ENV{'form.clonecourse'};
  635:         my ($clonecrsudom,$clonecrsunum)=($cloneid=~/^\/(\w+)\/(\w+)$/);
  636: 	my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
  637: 	if ($clonehome eq 'no_host') {
  638: 	    $r->print(
  639:     '<br /><font color="red">'.&mt('Attempting to clone non-existing course').' '.$cloneid.'</font>');
  640: 	} else {
  641: 	    $r->print(
  642:     '<br /><font color="green">'.&mt('Cloning course from').' '.$clonehome.'</font>');
  643: 	    my %oldcenv=&Apache::lonnet::dump('environment',$crsudom,$crsunum);
  644: # Copy all files
  645: 	    &copycoursefiles($cloneid,$courseid);
  646: # Restore URL
  647: 	    $cenv{'url'}=$oldcenv{'url'};
  648: # Restore title
  649: 	    $cenv{'description'}=$oldcenv{'description'};
  650: # restore grading mode
  651: 	    if (defined($oldcenv{'grading'})) {
  652: 		$cenv{'grading'}=$oldcenv{'grading'};
  653: 	    }
  654: # Mark as cloned
  655: 	    $cenv{'clonedfrom'}=$cloneid;
  656: 	    delete($cenv{'default_enrollment_start_date'});
  657: 	    delete($cenv{'default_enrollment_end_date'});
  658: 	}
  659:     }
  660: #
  661: # Set environment (will override cloned, if existing)
  662: #
  663:     my @sections = ();
  664:     my @xlists = ();
  665:     if ($ENV{'form.crsid'}) {
  666:         $cenv{'courseid'}=$ENV{'form.crsid'};
  667:     }
  668:     if ($ENV{'form.crscode'}) {
  669:         $cenv{'internal.coursecode'}=$ENV{'form.crscode'};
  670:     }
  671:     if ($ccuname) {
  672:         $cenv{'internal.courseowner'} = $ccuname;
  673:     } else {
  674:         $cenv{'internal.courseowner'} = $ENV{'user.name'};
  675:     }
  676: 
  677:     my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
  678:     if ($ENV{'form.crssections'}) {
  679:         $cenv{'internal.sectionnums'} = '';
  680:         if ($ENV{'form.crssections'} =~ m/,/) {
  681:             @sections = split/,/,$ENV{'form.crssections'};
  682:         } else {
  683:             $sections[0] = $ENV{'form.crssections'};
  684:         }
  685:         if (@sections > 0) {
  686:             foreach my $item (@sections) {
  687:                 my ($sec,$gp) = split/:/,$item;
  688:                 my $class = $ENV{'form.crscode'}.$sec;
  689:                 my $addcheck = &Apache::lonnet::auto_new_course($crsunum,$crsudom,$class,$cenv{'internal.courseowner'});
  690:                 if ($addcheck eq 'ok') {
  691:                     $cenv{'internal.sectionnums'} .= $item.',';
  692:                 } else {
  693:                     push @badclasses, $class;
  694:                 }
  695:             }
  696:             $cenv{'internal.sectionnums'} =~ s/,$//;
  697:         }
  698:     }
  699: # do not hide course coordinator from staff listing, 
  700: # even if privileged
  701:     $cenv{'nothideprivileged'}=$ccuname.':'.$ccdomain;
  702:     if ($ENV{'form.crsxlist'}) {
  703:         $cenv{'internal.crosslistings'}='';
  704:         if ($ENV{'form.crsxlist'} =~ m/,/) {
  705:             @xlists = split/,/,$ENV{'form.crsxlist'};
  706:         } else {
  707:             $xlists[0] = $ENV{'form.crsxlist'};
  708:         }
  709:         if (@xlists > 0) {
  710:             foreach my $item (@xlists) {
  711:                 my ($xl,$gp) = split/:/,$item;
  712:                 my $addcheck =  &Apache::lonnet::auto_new_course($crsunum,$crsudom,$xl,$cenv{'internal.courseowner'});
  713:                 if ($addcheck eq 'ok') {
  714:                     $cenv{'internal.crosslistings'} .= $item.',';
  715:                 } else {
  716:                     push @badclasses, $xl;
  717:                 }
  718:             }
  719:             $cenv{'internal.crosslistings'} =~ s/,$//;
  720:         }
  721:     }
  722:     if ($ENV{'form.autoadds'}) {
  723:         $cenv{'internal.autoadds'}=$ENV{'form.autoadds'};
  724:     }
  725:     if ($ENV{'form.autodrops'}) {
  726:         $cenv{'internal.autodrops'}=$ENV{'form.autodrops'};
  727:     }
  728:     if ($ENV{'form.notify'}) {
  729:       if ($ccuname) {
  730:         $cenv{'internal.notifylist'} = $ccuname.'@'.$ccdomain;
  731:       }
  732:     }
  733:     if (@badclasses > 0) {
  734:         my %lt=&Apache::lonlocal::texthash(
  735:                 'tclb' => 'The courses listed below have not been included as sections or crosslistings affiliated with your new LON-CAPA course. If automated course roster updates are enabled for this class, these particular sections/crosslistings will not contribute towards enrollment, because the user identified as the course owner for this LON-CAPA course',
  736:                 'dnhr' => 'does not have rights to access enrollment in these classes',
  737:                 'adby' => 'as determined by the policies of your institution on access to official classlists'
  738:         );
  739:         $r->print('<font color="red">'.$lt{'tclb'}.' ('.$cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.' ('.$lt{'adby'}.').<br /><ul>'."\n");
  740:         foreach (@badclasses) {
  741:             $r->print("<li>$_</li>\n");
  742:         }
  743:         $r->print ("</ul><br /><br /></font>\n");
  744:     }
  745:     my $enrollstart = &Apache::lonhtmlcommon::get_date_from_form('startenroll');
  746:     my $enrollend   = &Apache::lonhtmlcommon::get_date_from_form('endenroll');
  747:     my $startaccess = &Apache::lonhtmlcommon::get_date_from_form('startaccess');
  748:     my $endaccess = &Apache::lonhtmlcommon::get_date_from_form('endaccess');
  749:     if ($ENV{'form.no_end_date'}) {
  750:       $endaccess = 0;
  751:     }
  752:     $cenv{'internal.autostart'}=$enrollstart;
  753:     $cenv{'internal.autoend'}=$enrollend;
  754:     $cenv{'default_enrollment_start_date'}=$startaccess;
  755:     $cenv{'default_enrollment_end_date'}=$endaccess;
  756:     if ($ENV{'form.showphotos'}) {
  757:       $cenv{'internal.showphotos'}=$ENV{'form.showphotos'};
  758:     }
  759:     if ($ENV{'form.login'} eq 'krb') {
  760:         $cenv{'internal.authtype'} = 'krb';
  761:         $cenv{'internal.authtype'} .=$ENV{'form.krbver'};
  762:         $cenv{'internal.autharg'} = $ENV{'form.krbarg'};
  763:     } elsif ($ENV{'form.login'} eq 'int') {
  764:         $cenv{'internal.authtype'} ='internal';
  765:         if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) {
  766:             $cenv{'internal.autharg'} = $ENV{'form.intarg'};
  767:         }
  768:     } elsif ($ENV{'form.login'} eq 'loc') {
  769:         $cenv{'internal.authtype'} = 'localauth';
  770:         if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {
  771:             $cenv{'internal.autharg'} = $ENV{'form.locarg'};
  772:         }
  773:     }
  774:     if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
  775:         if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'}  eq '') {
  776:             $r->print('<font color="red" size="+1">'.
  777:                       &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student').'</font></p>');
  778:         }
  779:     }
  780:     if (($ccdomain) && ($ccuname)) {
  781:        if ($ENV{'form.setpolicy'}) {
  782:            $cenv{'policy.email'}=$ccuname.':'.$ccdomain;
  783:        }
  784:        if ($ENV{'form.setcontent'}) {
  785:            $cenv{'question.email'}=$ccuname.':'.$ccdomain;
  786:        }
  787:     }
  788:     if ($ENV{'form.reshome'}) {
  789: 	$cenv{'reshome'}=$ENV{'form.reshome'}.'/';
  790: 	$cenv{'reshome'}=~s/\/+$/\//;
  791:     }
  792: #
  793: # course has keyed access
  794: #
  795:     if ($ENV{'form.setkeys'}) {
  796:        $cenv{'keyaccess'}='yes';
  797:     }
  798: # if specified, key authority is not course, but user
  799: # only active if keyaccess is yes
  800:     if ($ENV{'form.keyauth'}) {
  801: 	$ENV{'form.keyauth'}=~s/[^\w\@]//g;
  802: 	if ($ENV{'form.keyauth'}) {
  803: 	    $cenv{'keyauth'}=$ENV{'form.keyauth'};
  804: 	}
  805:     }
  806: 
  807:     if ($ENV{'form.disresdis'}) {
  808:         $cenv{'pch.roles.denied'}='st';
  809:     }
  810:     if ($ENV{'form.disablechat'}) {
  811:         $cenv{'plc.roles.denied'}='st';
  812:     }
  813: 
  814:     # Record we've not yet viewed the Course Initialization Helper for this 
  815:     # course
  816:     $cenv{'course.helper.not.run'} = 1;
  817:     #
  818:     # Use new Randomseed
  819:     #
  820:     $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
  821:     $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
  822:     #
  823:     # The encryption code and receipt prefix for this course
  824:     #
  825:     $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
  826:     $cenv{'internal.encpref'}=100+int(9*rand(99));
  827:     #
  828:     # By default, use standard grading
  829:     if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
  830: 
  831:     $r->print('<br />'.&mt('Setting environment').': '.                 
  832:           &Apache::lonnet::put('environment',\%cenv,$crsudom,$crsunum).'<br>');
  833: #
  834: # Open all assignments
  835: #
  836:     if ($ENV{'form.openall'}) {
  837:        my $storeunder=$crsudom.'_'.$crsunum.'.0.opendate';
  838:        my %storecontent = ($storeunder         => time,
  839:                            $storeunder.'.type' => 'date_start');
  840:        
  841:        $r->print(&mt('Opening all assignments').': '.&Apache::lonnet::cput
  842:                  ('resourcedata',\%storecontent,$crsudom,$crsunum).'<br>');
  843:    }
  844: #
  845: # Set first page
  846: #
  847:     unless (($ENV{'form.nonstandard'}) || ($ENV{'form.firstres'} eq 'blank')
  848: 	    || ($cloneid)) {
  849: 	$r->print(&mt('Setting first resource').': ');
  850:         my ($errtext,$fatal)=
  851:            &Apache::londocs::mapread($crsunum,$crsudom,'default.sequence');
  852:         $r->print(($fatal?$errtext:'read ok').' - ');
  853:         my $title; my $url;
  854:         if ($ENV{'form.firstres'} eq 'syl') {
  855: 	    $title='Syllabus';
  856:             $url='/public/'.$crsudom.'/'.$crsunum.'/syllabus';
  857:         } else {
  858:             $title='Navigate Contents';
  859:             $url='/adm/navmaps';
  860:         }
  861:         $Apache::lonratedt::resources[1]=$title.':'.$url.':false:start:res';
  862:         ($errtext,$fatal)=
  863:            &Apache::londocs::storemap($crsunum,$crsudom,'default.sequence');
  864:         $r->print(($fatal?$errtext:'write ok').'<br>');
  865:   }
  866: #
  867: # Make current user course adminstrator
  868: #
  869:     my $end=undef;
  870:     my $addition='';
  871:     if ($ENV{'form.expireown'}) { $end=time+5; $addition='expired'; }
  872:     $r->print(&mt('Assigning').' '.$addition.' '.&mt('role of course coordinator to self').': '.
  873:     &Apache::lonnet::assignrole(
  874:      $ENV{'user.domain'},$ENV{'user.name'},$courseid,'cc',$end).'<br>');
  875: #
  876: # Make additional user course administrator
  877: #
  878:    if (($ccdomain) && ($ccuname)) {
  879:     $r->print(&mt('Assigning role of course coordinator to').' '.
  880:                $ccuname.' at '.$ccdomain.': '.
  881:     &Apache::lonnet::assignrole($ccdomain,$ccuname,$courseid,'cc').'<p>');
  882:    }
  883:     if ($ENV{'form.setkeys'}) {
  884: 	$r->print(
  885:  '<p><a href="/adm/managekeys?cid='.$crsudom.'_'.$crsunum.'">'.&mt('Manage Access Keys').'</a></p>');
  886:     }
  887: # Flush the course logs so reverse user roles immediately updated
  888:     &Apache::lonnet::flushcourselogs();
  889:     $r->print('<p>'.&mt('Roles will be active at next login').'.</p></body></html>');
  890: }
  891: 
  892: # ===================================================================== Handler
  893: sub handler {
  894:     my $r = shift;
  895: 
  896:     if ($r->header_only) {
  897:        &Apache::loncommon::content_type($r,'text/html');
  898:        $r->send_http_header;
  899:        return OK;
  900:     }
  901: 
  902:     if (&Apache::lonnet::allowed('ccc',$ENV{'request.role.domain'})) {
  903:        &Apache::loncommon::content_type($r,'text/html');
  904:        $r->send_http_header;
  905: 
  906:        if ($ENV{'form.phase'} eq 'two') {
  907:            &create_course($r);
  908:        } else {
  909: 	   &print_course_creation_page($r);
  910:        }
  911:    } else {
  912:       $ENV{'user.error.msg'}=
  913:         "/adm/createcourse:ccc:0:0:Cannot create courses";
  914:       return HTTP_NOT_ACCEPTABLE; 
  915:    }
  916:    return OK;
  917: } 
  918: 
  919: 1;
  920: __END__

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