Annotation of loncom/interface/londocs.pm, revision 1.18

1.1       www         1: # The LearningOnline Network
1.2       www         2: # Documents
1.1       www         3: #
1.18    ! www         4: # $Id: londocs.pm,v 1.17 2002/09/04 14:50:53 www Exp $
1.1       www         5: #
1.3       www         6: # Copyright Michigan State University Board of Trustees
1.1       www         7: #
1.3       www         8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
1.1       www         9: #
1.3       www        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.
1.1       www        14: #
1.3       www        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: 
1.2       www        29: package Apache::londocs;
1.1       www        30: 
                     31: use strict;
                     32: use Apache::Constants qw(:common);
1.4       www        33: use Apache::lonnet;
                     34: use Apache::loncommon;
1.7       www        35: use Apache::lonratedt;
                     36: use Apache::lonratsrv;
1.15      www        37: use Apache::lonxml;
1.7       www        38: 
1.8       www        39: my $iconpath;
1.7       www        40: 
                     41: # Mapread read maps into lonratedt::global arrays 
1.10      www        42: # @order and @resources, determines status
1.7       www        43: # sets @order - pointer to resources in right order
                     44: # sets @resources - array with the resources with correct idx
                     45: #
                     46: 
                     47: sub mapread {
                     48:     my ($coursenum,$coursedom,$map)=@_;
                     49:     return
                     50:       &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
                     51:                                 $map);
                     52: }
                     53: 
                     54: sub storemap {
                     55:     my ($coursenum,$coursedom,$map)=@_;
                     56:     return
                     57:       &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
1.15      www        58:                                 $map,1);
1.7       www        59: }
                     60: 
                     61: sub editor {
                     62:     my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
1.17      www        63:     if ($ENV{'form.foldername'}) {
                     64: 	$r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
                     65:     }
1.10      www        66:     my $errtext='';
                     67:     my $fatal=0;
                     68:     ($errtext,$fatal)=
1.7       www        69:           &mapread($coursenum,$coursedom,$folder.'.sequence');
1.17      www        70:     if ($#Apache::lonratedt::order<1) {
                     71:        	$Apache::lonratedt::order[0]=1;
                     72:         $Apache::lonratedt::resources[1]='';
                     73:     }
1.7       www        74:     if ($fatal) {
                     75: 	   $r->print('<p><font color="red">'.$errtext.'</font></p>');
                     76:     } else {
                     77: # ------------------------------------------------------------ Process commands
1.16      www        78: # ---------------- if they are for this folder and user allowed to make changes
                     79: 	if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
1.10      www        80: # upload a file, if present
                     81:            if (($ENV{'form.uploaddoc.filename'}) &&
                     82:                ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
                     83: 	    if ($folder=~/^$1/) {
                     84: # this is for a course, not a user, so set coursedoc flag
                     85: # probably the only place in the system where this should be "1"
                     86: 	      my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
                     87:               my $ext='false';
                     88:               if ($url=~/^http\:\/\//) { $ext='true'; }
                     89:               $url=~s/\:/\&colon;/g;
                     90: 	      my $comment=$ENV{'form.comment'};
                     91:               $comment=~s/\</\&lt\;/g;
                     92:               $comment=~s/\>/\&gt\;/g;
                     93:               $comment=~s/\:/\&colon;/g;
1.17      www        94:               if ($folder=~/^supplemental/) {
                     95: 		  $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
                     96: 		      $ENV{'user.domain'}.'___&&&___'.$comment;
                     97:               }
1.10      www        98:               my $newidx=$#Apache::lonratedt::resources+1;
                     99:               $Apache::lonratedt::resources[$newidx]=
                    100:                   $comment.':'.$url.':'.$ext.':normal:res';
                    101:               $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
                    102:                                                               $newidx;       
                    103:  	      &storemap($coursenum,$coursedom,$folder.'.sequence');
                    104: 	     }
                    105:             }
1.8       www       106: 	    if ($ENV{'form.cmd'}) {
1.10      www       107:                 my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
                    108:                 if ($cmd eq 'del') {
                    109: 		    for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
                    110:                         $Apache::lonratedt::order[$i]=
                    111:                           $Apache::lonratedt::order[$i+1];
                    112:                     }
                    113:                     $#Apache::lonratedt::order--;
                    114:                 } elsif ($cmd eq 'up') {
                    115:                     my $i=$Apache::lonratedt::order[$idx-1];
                    116:                     $Apache::lonratedt::order[$idx-1]=
                    117: 			$Apache::lonratedt::order[$idx];
                    118:                     $Apache::lonratedt::order[$idx]=$i;
                    119:                 } elsif ($cmd eq 'down') {
                    120:                     my $i=$Apache::lonratedt::order[$idx+1];
                    121:                     $Apache::lonratedt::order[$idx+1]=
                    122: 			$Apache::lonratedt::order[$idx];
                    123:                     $Apache::lonratedt::order[$idx]=$i;
                    124:                 }
                    125: # Store the changed version
                    126: 		&storemap($coursenum,$coursedom,$folder.'.sequence');
1.8       www       127:             }
1.11      www       128: # Group import/search
                    129: 	    if ($ENV{'form.importdetail'}) {
                    130:                foreach (split(/\&/,$ENV{'form.importdetail'})) {
                    131:                   if (defined($_)) {
                    132: 	             my ($name,$url)=split(/\=/,$_);
                    133:                      $name=&Apache::lonnet::unescape($name);
                    134:                      $url=&Apache::lonnet::unescape($url);
                    135:                      if ($url) {
                    136: 	                my $idx=$#Apache::lonratedt::resources+1;
                    137:                         $Apache::lonratedt::order
                    138:                            [$#Apache::lonratedt::order+1]=$idx;
                    139:                         my $ext='false';
                    140:                         if ($url=~/^http\:\/\//) { $ext='true'; }
                    141:                         $url=~s/\:/\&colon;/g;
                    142:                         $Apache::lonratedt::resources[$idx]=
                    143:                            $name.':'.$url.':'.$ext.':normal:res';
                    144: 	             }
                    145:                  }
                    146: 	      }
                    147: # Store the changed version
                    148: 		&storemap($coursenum,$coursedom,$folder.'.sequence');
                    149:             }
1.16      www       150:        }
                    151: # ---------------------------------------------------------------- End commands
1.7       www       152: # ---------------------------------------------------------------- Print screen
1.10      www       153:         my $idx=0;
                    154:         $r->print('<table>');
                    155:         foreach (@Apache::lonratedt::order) {
                    156:            my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
                    157:            unless ($name) {  $name=(split(/\//,$url))[-1]; }
                    158:            unless ($name) { $name='EMPTY'; }
                    159:            $r->print(&entryline($idx,$name,$url,$folder,$allowed));
                    160:            $idx++;
                    161:         }
                    162:         $r->print('</table>');
1.7       www       163:     }
                    164: }
1.1       www       165: 
1.8       www       166: # --------------------------------------------------------------- An entry line
                    167: 
                    168: sub entryline {
                    169:     my ($index,$title,$url,$folder,$allowed)=@_;
                    170:     my $line='<tr>';
                    171: # Edit commands
                    172:     if ($allowed) {
                    173:        $line.=(<<END);
                    174: <td><table border='0' cellspacing='0' cellpadding='0'>
                    175: <tr><td><a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
                    176: <img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
                    177: <tr><td><a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
                    178: <img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
                    179: </table></td><td>
                    180: <a href='/adm/coursedocs?folder=$folder&cmd=del_$index'>Remove</td>
                    181: END
                    182:     }
1.16      www       183: # Figure out what kind of a resource this is
                    184:     my ($extension)=($url=~/\.(\w+)$/);
                    185:     my $uploaded=($url=~/^\/*uploaded\//);
                    186:     my $icon='unknown';
                    187:     if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") {
                    188: 	$icon=$extension;
1.10      www       189:     }
1.17      www       190:     my $isfolder=0;
1.16      www       191:     if ($uploaded) {
                    192:        if ($extension eq 'sequence') {
                    193: 	  $icon='folder_closed';
                    194:           $url=~/\/(\w+)\.sequence/;
                    195:           $url='/adm/coursedocs?folder='.$1;
1.17      www       196:           $isfolder=1;
1.16      www       197:        } else {
                    198: 	  $url=&Apache::lonnet::tokenwrapper($url);
                    199:        } 
                    200:     }
1.18    ! www       201:     $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
1.8       www       202: # Title
                    203:     $title=&Apache::lonnet::unescape($title);
1.17      www       204:     my $foldertitle=$title;
1.8       www       205:     if ($title=~
                    206:  /^(\d+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(.*)$/
1.17      www       207: 	) { 
                    208:             $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
                    209:             $title='<i>'.localtime($1).'</i> '.
                    210:                 &Apache::loncommon::plainname($2,$3).': <br>'.
                    211: 		$foldertitle;
1.8       www       212: 	}
1.17      www       213:     if ($isfolder) { $url.='&foldername='.$foldertitle; }
                    214:     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="/adm/lonIcons/'.
                    215:         $icon.'.gif" border="0"></a></td>'.
                    216:         "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td></tr>";
1.8       www       217:     return $line;
                    218: }
                    219: 
                    220: # ================================================================ Main Handler
1.1       www       221: sub handler {
                    222:     my $r = shift;
                    223:     $r->content_type('text/html');
                    224:     $r->send_http_header;
                    225:     return OK if $r->header_only;
                    226: 
1.7       www       227: # is this a standard course?
                    228: 
                    229:     my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
1.15      www       230:     my $forcestandard;
                    231:     my $forcesupplement;
                    232:     my $script='';
                    233:     my $allowed;
                    234:     my $events='';
                    235:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.17      www       236:        ['folder','foldername','showdoc']);
1.15      www       237:     unless ($ENV{'form.showdoc'}) { # got called from remote
                    238:        $forcestandard=($ENV{'form.folder'}=~/^default_/);
                    239:        $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
1.7       www       240: 
1.4       www       241: # does this user have privileges to post, etc?
1.15      www       242:        $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
                    243:        if ($allowed) { 
                    244:          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
                    245:          $script=&Apache::lonratedt::editscript('simple'); 
                    246:        }
                    247:     } else { # got called in sequence from course
                    248:        $allowed=0;
                    249:        $forcestandard=1;
                    250:        $forcesupplement=0;
1.18    ! www       251:        $script=&Apache::lonxml::registerurl(1,undef);
1.15      www       252:        $events='onLoad="'.&Apache::lonxml::loadevents.
                    253:            '" onUnload="'.&Apache::lonxml::unloadevents.'"';
1.3       www       254:     }
1.4       www       255: 
                    256: # get course data
                    257:     my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
                    258:     my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
                    259: 
1.14      www       260: # get personal data
                    261:  
                    262:     my $uname=$ENV{'user.name'};
                    263:     my $udom=$ENV{'user.domain'};
                    264:     my $plainname=&Apache::lonnet::escape(
                    265:                      &Apache::loncommon::plainname($uname,$udom));
                    266: 
1.8       www       267: # graphics settings
1.4       www       268: 
1.8       www       269:     $iconpath = $r->dir_config('lonIconsURL') . "/";
                    270: 
1.4       www       271: # print screen
1.1       www       272:     $r->print(<<ENDDOCUMENT);
                    273: <html>
                    274: <head>
                    275: <title>The LearningOnline Network with CAPA</title>
1.16      www       276: <script>
                    277: $script
                    278: 
                    279: function makenewfolder(targetform,folderseq) {
                    280:     var foldername=prompt('Name of New Folder','New Folder');
                    281:     if (foldername) {
                    282: 	targetform.importdetail.value=foldername+"="+folderseq;
                    283:         targetform.submit();
                    284:     }
                    285: }
                    286: 
1.18    ! www       287: function makenewext(targetname) {
        !           288:     this.document.forms.extimport.useform.value=targetname;
        !           289:     window.open('/adm/rat/extpickframe.html');
        !           290: }
        !           291: 
        !           292: function finishpick() {
        !           293:     var title=this.document.forms.extimport.title.value;
        !           294:     var url=this.document.forms.extimport.url.value;
        !           295:     var form=this.document.forms.extimport.useform.value;
        !           296:     eval
        !           297:      ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
        !           298:     '";this.document.forms.'+form+'.submit();');
1.16      www       299: }
                    300: </script>
1.1       www       301: </head>
1.4       www       302: ENDDOCUMENT
1.15      www       303: $r->print(&Apache::loncommon::bodytag('Course Documents','',$events));
1.17      www       304: # --------------------------------------------------------- Standard documents
1.7       www       305:     if (($standard) && ($allowed) && (!$forcesupplement)) {
                    306:        $r->print('<h2>Main Course Documents</h2>');
                    307:        my $folder=$ENV{'form.folder'};
1.10      www       308:        unless ($folder=~/^default/) { $folder='default'; }
1.7       www       309:        &editor($r,$coursenum,$coursedom,$folder,$allowed);
1.16      www       310:        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
                    311:                      '.sequence';
1.8       www       312:        $r->print(<<ENDFORM);
1.16      www       313: <table cellspacing=2><tr>
                    314: <th bgcolor="#DDDDDD">Upload a new main course document</th>
                    315: <th bgcolor="#DDDDDD">Import a published document</th>
                    316: <th bgcolor="#DDDDDD">Special documents</th>
1.11      www       317: </tr>
1.16      www       318: <tr><td bgcolor="#DDDDDD">
1.11      www       319: File:<br />
1.10      www       320: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1.8       www       321: <input type="file" name="uploaddoc" size="50">
                    322: <br />
1.11      www       323: Title:<br /> 
                    324: <input type="text" size="50" name="comment">
1.8       www       325: <input type="hidden" name="folder" value="$folder">
1.17      www       326: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.10      www       327: <input type="hidden" name="cmd" value="upload_default">
1.8       www       328: <input type="submit" value="Upload Document">
                    329: </form>
1.11      www       330: </td>
1.16      www       331: <td bgcolor="#DDDDDD">
1.11      www       332: <form action="/adm/coursedocs" method="post" name="simpleedit">
1.16      www       333: <input type="hidden" name="folder" value="$folder">
1.11      www       334: <input type=hidden name="importdetail" value="">
                    335: <input type=button onClick=
1.16      www       336: "javascript:groupsearch()" value="Search">
1.11      www       337: <input type=button onClick=
1.16      www       338: "javascript:groupimport();" value="Import">
1.11      www       339: </form>
1.16      www       340: </td><td bgcolor="#DDDDDD">
1.11      www       341: <form action="/adm/coursedocs" method="post" name="newfolder">
1.16      www       342: <input type="hidden" name="folder" value="$folder">
1.17      www       343: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.13      www       344: <input type=hidden name="importdetail" value="">
1.16      www       345: <input name="newfolder" type="button"
                    346: onClick="javascript:makenewfolder(this.form,'$folderseq');"
1.11      www       347: value="New Folder" />
                    348: </form>
                    349: <form action="/adm/coursedocs" method="post" name="newext">
1.16      www       350: <input type="hidden" name="folder" value="$folder">
1.17      www       351: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.13      www       352: <input type=hidden name="importdetail" value="">
1.18    ! www       353: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
1.11      www       354: value="External Resource" />
                    355: </form>
                    356: <form action="/adm/coursedocs" method="post" name="newsyl">
1.16      www       357: <input type="hidden" name="folder" value="$folder">
1.17      www       358: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.14      www       359: <input type=hidden name="importdetail" 
                    360: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
                    361: <input name="newsyl" type="submit" value="Syllabus" />
1.15      www       362: </form>
1.17      www       363: <form action="/adm/coursedocs" method="post" name="newnav">
1.15      www       364: <input type=hidden name="importdetail" 
                    365: value="Navigate Content=/adm/navmaps">
                    366: <input name="newsyl" type="submit" value="Navigate Content" />
1.12      www       367: </form>
                    368: <form action="/adm/coursedocs" method="post" name="newaboutme">
1.16      www       369: <input type="hidden" name="folder" value="$folder">
1.17      www       370: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.14      www       371: <input type=hidden name="importdetail" 
                    372: value="$plainname=/adm/$udom/$uname/aboutme">
1.16      www       373: <input name="newaboutme" type="submit" value="My Personal Info" />
1.11      www       374: </form>
                    375: </td></tr>
                    376: </table>
1.8       www       377: ENDFORM
1.7       www       378:        $r->print('<hr />');
                    379:     }
                    380: # ----------------------------------------------------- Supplemental documents
                    381:     if (!$forcestandard) {
                    382:        $r->print('<h2>Supplemental Course Documents</h2>');
                    383:        my $folder=$ENV{'form.folder'};
1.10      www       384:        unless ($folder=~/supplemental/) { $folder='supplemental'; }
1.7       www       385:        &editor($r,$coursenum,$coursedom,$folder,$allowed);
1.8       www       386:        if ($allowed) {
1.17      www       387:        my $folderseq=
                    388:                   '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
                    389:                      '.sequence';
                    390: 
1.8       www       391:           $r->print(<<ENDSUPFORM);
1.17      www       392: <table cellspacing=2><tr>
                    393: <th bgcolor="#DDDDDD">Upload a new supplemental course document</th>
                    394: <th bgcolor="#DDDDDD">Import a published document</th>
                    395: <th bgcolor="#DDDDDD">Special documents</th>
                    396: </tr>
                    397: <tr><td bgcolor="#DDDDDD">
1.10      www       398: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1.4       www       399: <input type="file" name="uploaddoc" size="50">
                    400: <br />Comment:<br />
                    401: <textarea cols=50 rows=4 name='comment'>
                    402: </textarea>
1.8       www       403: <input type="hidden" name="folder" value="$folder">
1.17      www       404: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.10      www       405: <input type="hidden" name="cmd" value="upload_supplemental">
1.3       www       406: <input type="submit" value="Upload Document">
                    407: </form>
1.17      www       408: </td>
                    409: <td bgcolor="#DDDDDD">
                    410: <form action="/adm/coursedocs" method="post" name="simpleedit">
                    411: <input type="hidden" name="folder" value="$folder">
                    412: <input type=hidden name="importdetail" value="">
                    413: <input type=button onClick=
                    414: "javascript:groupsearch()" value="Search">
                    415: <input type=button onClick=
                    416: "javascript:groupimport();" value="Import">
                    417: </form>
                    418: </td><td bgcolor="#DDDDDD">
1.18    ! www       419: <form action="/adm/coursedocs" method="post" name="supnewfolder">
1.17      www       420: <input type="hidden" name="folder" value="$folder">
                    421: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
                    422: <input type=hidden name="importdetail" value="">
                    423: <input name="newfolder" type="button"
                    424: onClick="javascript:makenewfolder(this.form,'$folderseq');"
                    425: value="New Folder" />
                    426: </form>
1.18    ! www       427: <form action="/adm/coursedocs" method="post" name="supnewext">
1.17      www       428: <input type="hidden" name="folder" value="$folder">
                    429: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
                    430: <input type=hidden name="importdetail" value="">
1.18    ! www       431: <input name="newext" type="button" 
        !           432: onClick="javascript:makenewext('supnewext');"
1.17      www       433: value="External Resource" />
                    434: </form>
1.18    ! www       435: <form action="/adm/coursedocs" method="post" name="supnewsyl">
1.17      www       436: <input type="hidden" name="folder" value="$folder">
                    437: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
                    438: <input type=hidden name="importdetail" 
                    439: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
                    440: <input name="newsyl" type="submit" value="Syllabus" />
                    441: </form>
1.18    ! www       442: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
1.17      www       443: <input type="hidden" name="folder" value="$folder">
                    444: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
                    445: <input type=hidden name="importdetail" 
                    446: value="$plainname=/adm/$udom/$uname/aboutme">
                    447: <input name="newaboutme" type="submit" value="My Personal Info" />
                    448: </form>
                    449: </td></tr>
                    450: </table>
1.8       www       451: ENDSUPFORM
                    452:        }
1.7       www       453:     }
1.18    ! www       454:     if ($allowed) {
        !           455: 	$r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
        !           456:     }
1.4       www       457:     $r->print('</body></html>');
1.1       www       458:     return OK;
                    459: } 
                    460: 
                    461: 1;
                    462: __END__

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