Annotation of loncom/publisher/lonupload.pm, revision 1.61

1.1       www         1: # The LearningOnline Network with CAPA
                      2: # Handler to upload files into construction space
                      3: #
1.61    ! raeburn     4: # $Id: lonupload.pm,v 1.60 2012/04/16 19:32:04 raeburn Exp $
1.8       matthew     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: #
1.10      harris41   28: ###
1.1       www        29: 
1.39      jms        30: =head1 NAME
                     31: 
                     32: Apache::lonupload - upload files into construction space
                     33: 
                     34: =head1 SYNOPSIS
                     35: 
                     36: Invoked by /etc/httpd/conf/srm.conf:
                     37: 
                     38:  <Location /adm/upload>
                     39:  PerlAccessHandler       Apache::lonacc
                     40:  SetHandler perl-script
                     41:  PerlHandler Apache::lonupload
                     42:  ErrorDocument     403 /adm/login
                     43:  ErrorDocument     404 /adm/notfound.html
                     44:  ErrorDocument     406 /adm/unauthorized.html
                     45:  ErrorDocument	  500 /adm/errorhandler
                     46:  </Location>
                     47: 
                     48: =head1 INTRODUCTION
                     49: 
                     50: This module uploads a file sitting on a client computer into 
                     51: library server construction space.
                     52: 
                     53: This is part of the LearningOnline Network with CAPA project
                     54: described at http://www.lon-capa.org.
                     55: 
                     56: =head1 HANDLER SUBROUTINE
                     57: 
                     58: This routine is called by Apache and mod_perl.
                     59: 
                     60: =over 4
                     61: 
                     62: =item *
                     63: 
                     64: Initialize variables
                     65: 
                     66: =item *
                     67: 
                     68: Start page output
                     69: 
                     70: =item *
                     71: 
1.51      raeburn    72: output relevant interface phase (phaseone, phasetwo, phasethree or phasefour)
1.39      jms        73: 
                     74: =item *
                     75: 
                     76: (phase one is to specify upload file; phase two is to handle conditions
                     77: subsequent to specification--like overwriting an existing file; phase three
                     78: is to handle processing of secondary uploads - of embedded objects in an
                     79: html file).
                     80: 
                     81: =back
                     82: 
                     83: =head1 OTHER SUBROUTINES
                     84: 
1.40      jms        85: =over
1.39      jms        86: 
1.40      jms        87: =item phaseone()
1.39      jms        88: 
1.40      jms        89: Interface for specifying file to upload.
1.39      jms        90: 
1.40      jms        91: =item phasetwo()
1.39      jms        92: 
1.40      jms        93: Interface for handling post-conditions about uploading (such
1.39      jms        94: as overwriting an existing file).
                     95: 
1.40      jms        96: =item phasethree()
1.39      jms        97: 
1.40      jms        98: Interface for handling secondary uploads of embedded objects
1.39      jms        99: in an html file.
                    100: 
1.51      raeburn   101: =item phasefour()
                    102: 
                    103: Interface for handling optional renaming of links to embedded
                    104: objects. 
                    105: 
1.40      jms       106: =item upfile_store()
1.39      jms       107: 
1.40      jms       108: Store contents of uploaded file into temporary space.  Invoked
1.39      jms       109: by phaseone subroutine.
                    110: 
1.40      jms       111: =item check_extension()
1.39      jms       112: 
1.40      jms       113: Checks if filename extension is permitted and checks type
1.39      jms       114:  of file - if html file, calls parser to check for embedded objects.
                    115:  Invoked by phasetwo subroutine.
                    116: 
                    117: =back
                    118: 
                    119: =cut
                    120: 
1.1       www       121: package Apache::lonupload;
                    122: 
                    123: use strict;
                    124: use Apache::File;
                    125: use File::Copy;
1.13      foxr      126: use File::Basename;
1.1       www       127: use Apache::Constants qw(:common :http :methods);
1.10      harris41  128: use Apache::loncommon();
1.13      foxr      129: use Apache::lonnet;
1.14      foxr      130: use HTML::Entities();
1.20      www       131: use Apache::lonlocal;
1.29      albertel  132: use Apache::lonnet;
1.34      albertel  133: use LONCAPA();
1.12      foxr      134: 
                    135: my $DEBUG=0;
                    136: 
                    137: sub Debug {
1.30      albertel  138:     # Put out the indicated message but only if DEBUG is true.
1.22      albertel  139:     if ($DEBUG) {
1.30      albertel  140: 	my ($r,$message) = @_;
                    141: 	$r->log_reason($message);
1.22      albertel  142:     }
1.12      foxr      143: }
1.1       www       144: 
1.2       www       145: sub upfile_store {
                    146:     my $r=shift;
                    147: 	
1.29      albertel  148:     my $fname=$env{'form.upfile.filename'};
1.2       www       149:     $fname=~s/\W//g;
                    150:     
1.29      albertel  151:     chomp($env{'form.upfile'});
1.1       www       152:   
1.29      albertel  153:     my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
1.2       www       154: 		  '_upload_'.$fname.'_'.time.'_'.$$;
                    155:     {
                    156:        my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons').
                    157:                                    '/tmp/'.$datatoken.'.tmp');
1.29      albertel  158:        print $fh $env{'form.upfile'};
1.1       www       159:     }
1.2       www       160:     return $datatoken;
                    161: }
                    162: 
                    163: sub phaseone {
1.58      raeburn   164:     my ($r,$fn,$mode)=@_;
1.25      raeburn   165:     my $action = '/adm/upload';
                    166:     if ($mode eq 'testbank') {
                    167:         $action = '/adm/testbank';
                    168:     } elsif ($mode eq 'imsimport') {
                    169:         $action = '/adm/imsimport';
                    170:     }
1.49      bisitz    171: 
                    172:     # Check for file to be uploaded
1.29      albertel  173:     $env{'form.upfile.filename'}=~s/\\/\//g;
                    174:     $env{'form.upfile.filename'}=~s/^.*\/([^\/]+)$/$1/;
1.49      bisitz    175:     if (!$env{'form.upfile.filename'}) {
                    176:         $r->print('<p class="LC_warning">'.&mt('No upload file specified.').'</p>');
                    177:         return;
                    178:     }
                    179: 
1.55      www       180:     # Append the name of the uploaded file
1.49      bisitz    181:     $fn.=$env{'form.upfile.filename'};
                    182:     $fn=~s/(\/)+/\//g;
                    183: 
                    184:     # Check for illegal filename
                    185:     &Debug($r, "Filename for upload: $fn");
                    186:     if (!(($fn) && ($fn!~/\/$/))) {
                    187:         $r->print('<p class="LC_warning">'.&mt('Illegal filename.').'</p>');
                    188:         return;
                    189:     }
1.55      www       190: # Split part that I can change from the part that I cannot change
                    191:     my ($fn1,$fn2)=($fn=~/^(\/priv\/[^\/]+\/[^\/]+\/)(.*)$/);
1.49      bisitz    192:     # Display additional options for upload
                    193:     # and upload button
                    194:     $r->print(
                    195:         '<form action="'.$action.'" method="post" name="fileupload">'
                    196:        .'<input type="hidden" name="phase" value="two" />'
                    197:        .'<input type="hidden" name="datatoken" value="'.&upfile_store.'" />'
                    198:     );
                    199:     $r->print(
                    200:         &Apache::lonhtmlcommon::start_pick_box()
                    201:        .&Apache::lonhtmlcommon::row_title(&mt('Save uploaded file as'))
1.55      www       202:        .'<span class="LC_filename">'.$fn1.'</span>'
                    203:        .'<input type="hidden" name="filename1" value="'.$fn1.'" />'
                    204:        .'<input type="text" size="50" name="filename2" value="'.$fn2.'" />'
1.49      bisitz    205:        .&Apache::lonhtmlcommon::row_closure()
                    206:        .&Apache::lonhtmlcommon::row_title(&mt('File Type'))
                    207:        .'<select name="filetype">'
                    208:        .'<option value="standard" selected="selected">'.&mt('Regular file').'</option>'
                    209:        .'<option value="testbank">'.&mt('Testbank file').'</option>'
                    210:        .'<option value="imsimport">'.&mt('IMS package').'</option>'
                    211:        .'</select>'.&Apache::loncommon::help_open_topic("Uploading_File_Options")
                    212:        .&Apache::lonhtmlcommon::row_closure(1)
                    213:        .&Apache::lonhtmlcommon::end_pick_box()
                    214:     );
                    215:     $r->print(
                    216:         '<p>'
                    217:        .'<input type="button" value="'.&mt('Upload').'" onclick="javascript:verifyForm()"/>'
                    218:        .'</p>'
                    219:        .'</form>'
                    220:     );
1.13      foxr      221: 
1.49      bisitz    222:    # Check for bad extension and warn user
                    223:     if ($fn=~/\.(\w+)$/ && 
                    224:         (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
1.41      bisitz    225:                 $r->print('<p class="LC_error">'
1.49      bisitz    226:                           .&mt('The extension on this file, [_1], is reserved internally by LON-CAPA.',
                    227:                                '<span class="LC_filename">'.$1.'</span>')
1.41      bisitz    228:                           .' <br />'.&mt('Please change the extension.')
                    229:                           .'</p>');
1.49      bisitz    230:     } elsif($fn=~/\.(\w+)$/ && 
                    231:                     !defined(&Apache::loncommon::fileembstyle($1))) {
1.41      bisitz    232:                 $r->print('<p class="LC_error">'
1.49      bisitz    233:                          .&mt('The extension on this file, [_1], is not recognized by LON-CAPA.',
                    234:                               '<span class="LC_filename">'.$1.'</span>')
1.41      bisitz    235:                          .' <br />'.&mt('Please change the extension.')
                    236:                          .'</p>');
1.22      albertel  237:     }
1.1       www       238: }
                    239: 
                    240: sub phasetwo {
1.58      raeburn   241:     my ($r,$fn,$mode)=@_;
1.55      www       242: 
1.37      raeburn   243:     my $output;
1.25      raeburn   244:     my $action = '/adm/upload';
                    245:     my $returnflag = '';
                    246:     if ($mode eq 'testbank') {
                    247:         $action = '/adm/testbank';
                    248:     } elsif ($mode eq 'imsimport') {
                    249:         $action = '/adm/imsimport';
                    250:     }
1.22      albertel  251:     $fn=~s/\/+/\//g;
1.55      www       252:     if ($fn) {
1.58      raeburn   253: 	my $target= $r->dir_config('lonDocRoot').'/'.$fn;
1.22      albertel  254: 	&Debug($r, "target -> ".$target);
1.13      foxr      255: #     target is the full filesystem path of the destination file.
1.22      albertel  256: 	my $base = &File::Basename::basename($fn);
                    257: 	my $path = &File::Basename::dirname($fn);
1.26      albertel  258: 	$base    = &HTML::Entities::encode($base,'<>&"');
1.22      albertel  259: 	my $url  = $path."/".$base; 
                    260: 	&Debug($r, "URL is now ".$url);
1.29      albertel  261: 	my $datatoken=$env{'form.datatoken'};
1.22      albertel  262: 	if (($fn) && ($datatoken)) {
1.36      www       263:             if ($env{'form.cancel'}) {
                    264:                 my $source=$r->dir_config('lonDaemons').'/tmp/'.$datatoken.'.tmp';
                    265:                 my $dirpath=$path.'/';
                    266:                 $dirpath=~s/\/+/\//g;
1.49      bisitz    267:                 $output .= '<p class="LC_warning">'.&mt('Upload cancelled.').'</p>'
                    268:                           .'<p><a href="'.$dirpath.'">'.
                    269:                           &mt('Back to Directory').'</a></p>';
                    270:             } elsif ((-e $target) && (!$env{'form.override'})) {
                    271:                 $output .= '<form action="'.$action.'" method="post">'
                    272:                           .'<p class="LC_warning">'
                    273:                           .&mt('File [_1] already exists.',
                    274:                                '<span class="LC_filename">'.$fn.'</span>')
                    275:                          .'<input type="hidden" name="phase" value="two" />'
                    276:                          .'<input type="hidden" name="filename" value="'.$url.'" />'
                    277:                          .'<input type="hidden" name="datatoken" value="'.$datatoken.'" />'
                    278:                          .'<p>'
                    279:                          .'<input type="submit" name="cancel" value="'.&mt('Cancel').'" />'
                    280:                          .' <input type="submit" name="override" value="'.&mt('Overwrite').'" />'
                    281:                          .'</p>'
                    282:                          .'</form>';
1.36      www       283:             } else {
1.22      albertel  284: 		my $source=$r->dir_config('lonDaemons').'/tmp/'.$datatoken.'.tmp';
1.27      www       285: 		my $dirpath=$path.'/';
                    286: 		$dirpath=~s/\/+/\//g;
1.22      albertel  287: 		# Check for bad extension and disallow upload
1.37      raeburn   288:                 my $result;
                    289:                 ($result,$returnflag) = &check_extension($fn,$mode,$source,$target,$action,$dirpath,$url);
                    290:                 $output .= $result;
1.22      albertel  291: 	    }
                    292: 	} else {
1.37      raeburn   293: 	    $output .= '<span class="LC_error">'.
1.22      albertel  294: 		      &mt('Please use browser "Back" button and pick a filename').
1.37      raeburn   295: 		      '</span><br />';
1.22      albertel  296: 	}
1.1       www       297:     } else {
1.37      raeburn   298: 	$output .= '<span class="LC_error">'.
                    299: 		   &mt('Please use browser "Back" button and pick a filename').
                    300: 		   '</span><br />';
                    301:     }
                    302:     return ($output,$returnflag);
                    303: }
                    304: 
                    305: sub check_extension {
                    306:     my ($fn,$mode,$source,$target,$action,$dirpath,$url) = @_;
                    307:     my ($result,$returnflag);
                    308:     # Check for bad extension and disallow upload
                    309:     if ($fn=~/\.(\w+)$/ &&
                    310:         (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
1.49      bisitz    311:         $result .= '<p class="LC_warning">'.
                    312:                    &mt('File [_1] could not be copied.',
                    313:                        '<span class="LC_filename">'.$fn.'</span> ').
                    314:                    '<br />'.
                    315:                    &mt('The extension on this file is reserved internally by LON-CAPA.').
                    316:                    '</p>';
1.37      raeburn   317:     } elsif ($fn=~/\.(\w+)$/ &&
                    318:              !defined(&Apache::loncommon::fileembstyle($1))) {
1.49      bisitz    319:         $result .= '<p class="LC_warning">'.
                    320:                    &mt('File [_1] could not be copied.',
                    321:                        '<span class="LC_filename">'.$fn.'</span> ').
                    322:                    '<br />'.
                    323:                    &mt('The extension on this file is not recognized by LON-CAPA.').
                    324:                    '</p>';
1.37      raeburn   325:     } elsif (-d $target) {
1.49      bisitz    326:         $result .= '<p class="LC_warning">'.
                    327:                    &mt('File [_1] could not be copied.',
                    328:                        '<span class="LC_filename">'.$fn.'</span>').
                    329:                    '<br />'.
                    330:                    &mt('The target is an existing directory.').
                    331:                    '</p>';
1.37      raeburn   332:     } elsif (copy($source,$target)) {
                    333:         chmod(0660, $target); # Set permissions to rw-rw---.
                    334:         if ($mode eq 'testbank' || $mode eq 'imsimport') {
                    335:             $returnflag = 'ok';
1.49      bisitz    336:             $result .= '<p class="LC_success">'
                    337:                       .&mt('Your file - [_1] - was uploaded successfully.',
                    338:                            '<span class="LC_filename">'.$fn.'<span>')
                    339:                       .'</p>';
1.37      raeburn   340:         } else {
1.49      bisitz    341:             $result .= '<p class="LC_success">'
                    342:                       .&mt('File copied.')  
                    343:                       .'</p>';
1.37      raeburn   344:         }
                    345:         # Check for embedded objects.
                    346:         my (%allfiles,%codebase);
                    347:         my ($text,$header,$css,$js);
                    348:         if (($mode ne 'imsimport') && ($target =~ /\.(htm|html|shtml)$/i)) {
                    349:             my (%allfiles,%codebase);
                    350:             &Apache::lonnet::extract_embedded_items($target,\%allfiles,\%codebase);
                    351:             if (keys(%allfiles) > 0) {
1.50      raeburn   352:                 my ($currentpath) = ($url =~ m{^(.+)/[^/]+$});
1.51      raeburn   353:                 my $state = &embedded_form_elems('upload_embedded',$url,$mode);
                    354:                 my ($embedded,$num,$pathchg) = 
                    355:                     &Apache::loncommon::ask_for_embedded_content($action,$state,\%allfiles,
                    356:                                                                  \%codebase,
                    357:                                                                  {'error_on_invalid_names'   => 1,
                    358:                                                                   'ignore_remote_references' => 1,
                    359:                                                                   'current_path'             => $currentpath});
1.50      raeburn   360:                 if ($embedded) {
1.51      raeburn   361:                     $result .= '<h3>'.&mt('Reference Warning').'</h3>';
                    362:                     if ($num) {
                    363:                         $result .= '<p>'.&mt('Completed upload of the file.').' '.&mt('This file contained references to other files.').'</p>'.
                    364:                                    '<p>'.&mt('Please select the locations from which the referenced files are to be uploaded.').'</p>'.
                    365:                                    $embedded;
                    366:                         if ($mode eq 'testbank') {
                    367:                             $returnflag = 'embedded';
                    368:                             $result .=  '<p>'.&mt('Or [_1]continue[_2] the testbank import without these files.','<a href="javascript:document.testbankForm.submit();">','</a>').'</p>';
                    369:                         }
                    370:                     } else {
                    371:                         $result .= '<p>'.&mt('Completed upload of the file.').'</p>'.$embedded;
                    372:                         if ($pathchg) {
                    373:                             if ($mode eq 'testbank') {
                    374:                                 $returnflag = 'embedded';
                    375:                                 $result .=  '<p>'.&mt('Or [_1]continue[_2] the testbank import without modifying the references(s).','<a href="javascript:document.testbankForm.submit();">','</a>').'</p>';
                    376:                             }
                    377:                         }
                    378:                     }
1.37      raeburn   379:                 }
                    380:             }
                    381:         }
                    382:         if (($mode ne 'imsimport') && ($mode ne 'testbank')) {
1.49      bisitz    383:             $result .= '<br /><a href="'.$url.'">'.
                    384:                         &mt('View file').'</a>';
1.37      raeburn   385:         }
                    386:     } else {
                    387:         $result .= &mt('Failed to copy: [_1].',$!);
                    388:     }
                    389:     if ($mode ne 'imsimport' && $mode ne 'testbank') {
1.49      bisitz    390:         $result .= '<br /><a href="'.$dirpath.'">'.
                    391:                    &mt('Back to Directory').'</a><br />';
1.37      raeburn   392:     }
                    393:     return ($result,$returnflag);
                    394: }
                    395: 
                    396: sub phasethree {
                    397:     my ($r,$fn,$uname,$udom,$mode) = @_;
1.55      www       398: 
1.51      raeburn   399:     my $action = '/adm/upload'; 
                    400:     if ($mode eq 'testbank') {
                    401:         $action = '/adm/testbank';
                    402:     } elsif ($mode eq 'imsimport') {
                    403:         $action = '/adm/imsimport';
                    404:     }
1.56      raeburn   405:     my $url_root = "/priv/$udom/$uname";
                    406:     my $dir_root = $r->dir_config('lonDocRoot').$url_root;
1.51      raeburn   407:     my $path = &File::Basename::dirname($fn);
1.58      raeburn   408:     $path =~ s{^\Q$url_root\E}{};
1.51      raeburn   409:     my $filename = &HTML::Entities::encode($env{'form.filename'},'<>&"');
                    410:     my $state = &embedded_form_elems('modify_orightml',$filename,$mode).
                    411:                 '<input type="hidden" name="phase" value="four" />';
                    412:     my ($result,$returnflag) = 
                    413:         &Apache::loncommon::upload_embedded($mode,$path,$uname,$udom,
                    414:                                             $dir_root,$url_root,undef,
                    415:                                             undef,undef,$state,$action);
                    416:     if ($mode ne 'imsimport' && $mode ne 'testbank') {
1.58      raeburn   417:         $result .= '<br /><h3><a href="'.$fn.'">'.
1.51      raeburn   418:                   &mt('View main file').'</a></h3>'.
                    419:                   '<h3><a href="'.$url_root.$path.'">'.
                    420:                   &mt('Back to Directory').'</a></h3><br />';
                    421:     }
                    422:     return ($result,$returnflag);
                    423: }
                    424: 
                    425: sub embedded_form_elems {
                    426:     my ($action,$filename,$mode) = @_;
                    427:     return <<STATE;
                    428:     <input type="hidden" name="action" value="$action" />
                    429:     <input type="hidden" name="mode" value="$mode" />
                    430:     <input type="hidden" name="filename" value="$filename" />
                    431: STATE
                    432: }
                    433: 
                    434: sub phasefour {
                    435:     my ($r,$fn,$uname,$udom,$mode) = @_;
1.55      www       436: 
1.51      raeburn   437:     my $action = '/adm/upload';
                    438:     if ($mode eq 'testbank') {
                    439:         $action = '/adm/testbank';
                    440:     } elsif ($mode eq 'imsimport') {
                    441:         $action = '/adm/imsimport';
                    442:     }
1.37      raeburn   443:     my $result;
1.56      raeburn   444:     my $url_root = "/priv/$udom/$uname";
                    445:     my $dir_root = $r->dir_config('lonDocRoot').$url_root;
1.37      raeburn   446:     my $path = &File::Basename::dirname($fn);
1.58      raeburn   447:     $path =~ s{^\Q$url_root\E}{};
1.60      raeburn   448:     my $outcome = 
                    449:         &Apache::loncommon::modify_html_refs($mode,$path,$uname,$udom,$dir_root);
                    450:     $result .= $outcome;
1.37      raeburn   451:     if ($mode ne 'imsimport' && $mode ne 'testbank') {
1.58      raeburn   452:         $result .= '<br /><h3><a href="'.$fn.'">'.
1.51      raeburn   453:                   &mt('View main file').'</a></h3>'.
                    454:                   '<h3><a href="'.$url_root.$path.'">'.
                    455:                   &mt('Back to Directory').'</a></h3><br />';
1.1       www       456:     }
1.37      raeburn   457:     return $result;
1.1       www       458: }
                    459: 
1.10      harris41  460: # ---------------------------------------------------------------- Main Handler
1.1       www       461: sub handler {
                    462: 
1.22      albertel  463:     my $r=shift;
1.25      raeburn   464:     my $javascript = '';
1.55      www       465:     my $fn=$env{'form.filename'};
                    466: 
                    467:     if ($env{'form.filename1'}) {
                    468:        $fn=$env{'form.filename1'}.$env{'form.filename2'};
                    469:     }
                    470:     $fn=~s/\/+/\//g;
                    471: 
                    472:     unless ($fn) {
                    473:         $r->log_reason($env{'user.name'}.' at '.$env{'user.domain'}.
                    474:                        ' unspecified filename for upload', $r->filename);
                    475:         return HTTP_NOT_FOUND;
1.22      albertel  476:     }
                    477: 
1.61    ! raeburn   478:     my ($uname,$udom)=&Apache::lonnet::constructaccess($fn);
1.58      raeburn   479: 
                    480:     unless (($uname) && ($udom)) {
                    481:         $r->log_reason($uname.' at '.$udom.
                    482:                        ' trying to publish file '.$env{'form.filename'}.
                    483:                        ' - not authorized',
                    484:                        $r->filename);
                    485:         return HTTP_NOT_ACCEPTABLE;
                    486:     }
                    487: 
                    488: # ----------------------------------------------------------- Start page output
                    489: 
                    490:     &Apache::loncommon::content_type($r,'text/html');
                    491:     $r->send_http_header;
                    492: 
1.29      albertel  493:     unless ($env{'form.phase'} eq 'two') {
1.58      raeburn   494:         $javascript = <<"ENDJS";
                    495: <script type="text/javascript">
                    496: // <![CDATA[
1.25      raeburn   497: function verifyForm() {
1.28      raeburn   498:     var mode = document.fileupload.filetype.options[document.fileupload.filetype.selectedIndex].value
1.25      raeburn   499:     if (mode == "testbank") {
1.28      raeburn   500:         document.fileupload.action = "/adm/testbank";
1.25      raeburn   501:     }
                    502:     if (mode == "imsimport") {
1.28      raeburn   503:         document.fileupload.action = "/adm/imsimport";
1.25      raeburn   504:     }
                    505:     if (mode == "standard") {
1.28      raeburn   506:         document.fileupload.action = "/adm/upload";
1.25      raeburn   507:     }
1.28      raeburn   508:     document.fileupload.submit();
1.25      raeburn   509: }
1.58      raeburn   510: // ]]>
                    511: </script>
                    512: ENDJS
1.25      raeburn   513:     }
1.1       www       514: 
1.58      raeburn   515:     my $londocroot = $r->dir_config('lonDocRoot');
                    516:     my $trailfile = $fn;
                    517:     $trailfile =~ s{^/(priv/)}{$londocroot/$1};
1.1       www       518: 
1.47      bisitz    519:     # Breadcrumbs
1.59      raeburn   520:     my $brcrum = [{'href' => &Apache::loncommon::authorspace($fn),
1.47      bisitz    521:                    'text' => 'Construction Space'},
                    522:                   {'href' => '/adm/upload',
                    523:                    'text' => 'Upload file to Construction Space'}];
1.31      albertel  524:     $r->print(&Apache::loncommon::start_page('Upload file to Construction Space',
1.47      bisitz    525:                                              $javascript,
                    526:                                              {'bread_crumbs' => $brcrum,})
                    527:              .&Apache::loncommon::head_subbox(
1.58      raeburn   528:                 &Apache::loncommon::CSTR_pageheader($trailfile))
1.47      bisitz    529:     );
1.3       www       530:   
1.29      albertel  531:     if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
1.52      www       532:         $r->print('<p class="LC_info">'
1.46      bisitz    533:                  .&mt('Co-Author [_1]',$uname.':'.$udom)
1.44      bisitz    534:                  .'</p>'
                    535:         );
1.22      albertel  536:     }
1.51      raeburn   537:     if ($env{'form.phase'} eq 'four') {
                    538:         my $output = &phasefour($r,$fn,$uname,$udom,'author');
                    539:         $r->print($output);
                    540:     } elsif ($env{'form.phase'} eq 'three') {
1.53      raeburn   541:         my ($output,$rtnflag) = &phasethree($r,$fn,$uname,$udom,'author');
1.37      raeburn   542:         $r->print($output);
                    543:     } elsif ($env{'form.phase'} eq 'two') {
1.58      raeburn   544: 	my ($output,$returnflag) = &phasetwo($r,$fn);
1.37      raeburn   545:         $r->print($output);
1.22      albertel  546:     } else {
1.58      raeburn   547: 	&phaseone($r,$fn);
1.22      albertel  548:     }
1.1       www       549: 
1.31      albertel  550:     $r->print(&Apache::loncommon::end_page());
1.22      albertel  551:     return OK;  
1.1       www       552: }
1.7       www       553: 
                    554: 1;
                    555: __END__
1.10      harris41  556: 
                    557: 

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