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Diff for /loncom/interface/lonsource.pm between versions 1.29 and 1.40

version 1.29, 2012/10/29 17:38:56 version 1.40, 2020/02/17 23:04:18
Line 37  use Apache::lonhtmlcommon(); Line 37  use Apache::lonhtmlcommon();
 use Apache::lonsequence();  use Apache::lonsequence();
 use Apache::Constants qw(:common :http);  use Apache::Constants qw(:common :http);
 use Apache::lonmeta;  use Apache::lonmeta;
   use Apache::lonenc();
 use Apache::File;  use Apache::File;
 use Apache::lonlocal;  use Apache::lonlocal;
 use HTML::Entities;  use HTML::Entities;
Line 44  use LONCAPA qw(:DEFAULT :match); Line 45  use LONCAPA qw(:DEFAULT :match);
   
 sub make_link {  sub make_link {
     my ($filename, $listname) = @_;      my ($filename, $listname) = @_;
     my $sourcelink = "/adm/source?inhibitmenu=yes&filename=".$filename."&listname=".$listname;      my $sourcelink = '/adm/source?inhibitmenu=yes&filename='.
                        &escape(&escape($filename)).'&listname='.
                        &escape(&escape($listname));
     return $sourcelink;      return $sourcelink;
 }  }
   
 sub stage_2 {  sub stage_2 {
     my ($r, $filename, $listname) = @_;      my ($r, $filename, $listname) = @_;
     my ($author)=($filename=~/\/res\/[^\/]+\/([^\/]+)\//);      my ($author)=($filename=~/\/res\/[^\/]+\/([^\/]+)\//);
     $r->print(&Apache::loncommon::start_page('Copy Problem Source Code to Construction Space')      $r->print(&Apache::loncommon::start_page('Copy Problem Source Code to Authoring Space',undef,
                                                {'only_body' => 1,})
              .&mt('Please enter the directory that you would like the source code to go into.')               .&mt('Please enter the directory that you would like the source code to go into.')
              .'<p>'               .'<p>'
              .&mt('Note: the path is in reference to the root of your construction space,'               .&mt('Note: the path is in reference to the root of your Authoring Space,'
                  .' and new directories will be automatically created.')                   .' and new directories will be automatically created.')
              .'</p>');               .'</p>');
     $r->print('<form name="copy" action="/adm/source" target="_parent" method="post">      $r->print('<form name="copy" action="/adm/source" target="_parent" method="post">
Line 64  sub stage_2 { Line 67  sub stage_2 {
               <input type="hidden" name="action" value="copy_stage" />                <input type="hidden" name="action" value="copy_stage" />
               <input type="text" size="50" name="newpath" value="/'.&mt('shared_source').'/'.$author.'" />&nbsp;                <input type="text" size="50" name="newpath" value="/'.&mt('shared_source').'/'.$author.'" />&nbsp;
               <input type="submit" value="'.&mt('Copy').'" />                <input type="submit" value="'.&mt('Copy').'" />
               </form>');                </form>'.
                 &Apache::loncommon::end_page());
     return OK;      return OK;
 }  }
   
Line 86  sub copy_author { Line 90  sub copy_author {
 sub copy_stage {  sub copy_stage {
     my ($r, $filename, $listname, $newpath) = @_;      my ($r, $filename, $listname, $newpath) = @_;
   
 #Figure out if we are author or co-author      my ($path_to_new_file,$uname,$udom) = &get_path_to_newfile($r,$newpath,$listname);
     my ($role,$author_name,$domain)=&copy_author();  
   
 # Construct path to copy and filter out any possibly nasty stuff  
     my $path_to_new_file = $r->dir_config('lonDocRoot').  
                            "/priv/$domain/$author_name/$newpath/$listname";  
     $path_to_new_file=~s/\.\.//g;  
     $path_to_new_file=~s/\~//g;  
     $path_to_new_file=~s/\/+/\//g;  
   
 #Just checking again for access as we want to make sure that it is really ok now that we have the real path  
   
     my ($uname,$udom)= &Apache::lonnet::constructaccess($path_to_new_file);  
   
     if (!$uname || !$udom) {  
  $r->print(&Apache::loncommon::start_page('Not Allowed'));  
  $r->print(&mt('Not allowed to create file [_1]', $path_to_new_file));  
  $r->print(&Apache::loncommon::end_page());  
  return;  
     }  
   
     #allowed      #allowed
     $r->print(&Apache::loncommon::start_page('Copying Source'));      if ($path_to_new_file) {
     my $result = &Apache::loncfile::exists($uname, $udom, $path_to_new_file);          $r->print(&Apache::loncommon::start_page('Copying Source',undef,{'only_body' => 1}));
     $r->print($result);          my $result = &Apache::loncfile::exists($uname, $udom, $path_to_new_file);
     if(($result) && ($result =~ m|published|) ) {          $r->print($result);
  &delete_copy_file($r, $newpath, $filename, $path_to_new_file, '1');          if (($result) && ($result =~ /published/)) {
     } elsif(($result) && ($result =~ m|exists!|)) {      &delete_copy_file($r, $newpath, $filename, $path_to_new_file, '1');
  &confirm($r, $newpath, $filename, $path_to_new_file);          } elsif (($result) && ($result =~ /exists\!/)) {
     } else {      &confirm($r, $newpath, $filename, $listname);
  &copy_file($r, $newpath, $filename, $path_to_new_file);          } else {
       &copy_file($r, $newpath, $filename, $path_to_new_file);
           }
           $r->print(&Apache::loncommon::end_page());
     }      }
           return;
     $r->print(&Apache::loncommon::end_page());  
 }  }
   
 sub confirm {  sub confirm {
     my ($r, $newpath, $filename, $path_to_new_file) = @_;      my ($r, $newpath, $filename, $listname) = @_;
     $r->print("<b>Press delete to remove file and replace it with a copy of the source you are viewing</b><br /><br / >");      $r->print('<b>'.&mt('Press delete to remove file and replace it with a copy of the source you are viewing.').'</b><br /><br />');
     $r->print('<form name="delete_confirm" action="/adm/source" target="_parent" method="post">      $r->print('<form name="delete_confirm" action="/adm/source" target="_parent" method="post">
               <input type="hidden" name="filename" value="'.$filename.'" />                <input type="hidden" name="filename" value="'.$filename.'" />
               <input type="hidden" name="path" value="'.$path_to_new_file.'" />                <input type="hidden" name="listname" value="'.$listname.'" />
               <input type="hidden" name="newpath" value="'.$newpath.'" />                <input type="hidden" name="newpath" value="'.$newpath.'" />
               <input type="hidden" name="action" value="delete_confirm" />                <input type="hidden" name="action" value="delete_confirm" />
   
               <input type="submit" value="Delete" />                <input type="submit" value="Delete" />
               </form>');                </form>');
       return;
 }  }
   
 sub delete_copy_file {  sub delete_copy_file {
     my ($r, $newpath, $filename, $path_to_new_file, $type) = @_;      my ($r, $newpath, $filename, $path_to_new_file, $type) = @_;
     if($type eq '1') {      if ($type eq '1') {
         $r->print('<p><span class="LC_warning">'          $r->print('<p><span class="LC_warning">'
                  .&mt('Cannot delete non-obsolete published file.')                   .&mt('Cannot delete non-obsolete published file.')
                  .'</span><br />'                   .'</span><br />'
                  .&mt('Please use the code view in previous window to use shared code.')                   .&mt('Please use the code view in previous window to use shared code.')
                  .'<br /><br />');                   .'<br /><br />');
         $r->print('<input type="button" value="Close Window" name="close"'          $r->print('<form name="delete_done" action="/adm/source" target="_parent" method="post">'
                    .'<input type="button" value="'.&mt('Close Window').'" name="close"'
                  .' onclick="window.close()" />'                   .' onclick="window.close()" />'
                  .'</p>');                   .'</form></p>');
           return;
     } else {      } else {
         if(-e $path_to_new_file) {          $r->print(&Apache::loncommon::start_page('Copying Source',undef,{'only_body' => 1}));
             unless(unlink($path_to_new_file)) {          if (-e $path_to_new_file) {
               unless (unlink($path_to_new_file)) {
                 $r->print('<p class="LC_error"">'.&mt('Error:').' '.$!.'</p>');                  $r->print('<p class="LC_error"">'.&mt('Error:').' '.$!.'</p>');
                 return 0;                  return 0;
             }              }
         } else {          } else {
             $r->print('<p class="LC_error">'.&mt('No such file').'</p></form>');              $r->print('<p class="LC_error">'.&mt('No such file').'</p>');
             return 0;              return 0;
         }          }
         &copy_file($r, $newpath, $filename, $path_to_new_file);          &copy_file($r, $newpath, $filename, $path_to_new_file);
           $r->print(&Apache::loncommon::end_page());
           return;
     }      }
 }  }
   
 sub copy_file {  sub copy_file {
     my ($r, $newpath, $filename, $path_to_new_file) = @_;      my ($r, $newpath, $filename, $path_to_new_file) = @_;
     $r->print("<b>Creating directories</b>");      $r->print('<b>'.&mt('Creating directories').'</b>');
   
 #Figure out if we are author or co-author  #Figure out if we are author or co-author
     my ($role,$author_name,$domain)=&copy_author();      my ($role,$author_name,$domain)=&copy_author();
Line 188  sub copy_file { Line 180  sub copy_file {
         } else { } #Just move along          } else { } #Just move along
   
     }      }
     $r->print("<br /><b>Copying File</b>");      $r->print('<br /><b>'.&mt('Copying File').'</b>');
     my $problem_filename = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;      my $problem_filename = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;
     my $file_output = &includemeta(&Apache::lonnet::getfile($problem_filename),$filename);      my $file_output = &includemeta(&Apache::lonnet::getfile($problem_filename),$filename);
     my $fs=Apache::File->new(">$path_to_new_file");      my $fs=Apache::File->new(">$path_to_new_file");
Line 196  sub copy_file { Line 188  sub copy_file {
         print $fs $file_output;          print $fs $file_output;
     }      }
     $r->print("<br /><br />");      $r->print("<br /><br />");
     $r->print('<input type="button" value="Close Window" name="close" onclick="window.close()" />');      $r->print('<form name="copied_file" action="/adm/source" target="_parent" method="post">'
                 .'<input type="button" value="'
                 .&mt('Close Window').'" name="close" onclick="window.close()" />'
                 .'</form>');
     #Some 1.3'ish feature is to include the derivative feature, will go here..'      #Some 1.3'ish feature is to include the derivative feature, will go here..'
       return;
 }  }
   
 sub print_item {  sub print_item {
     my ($r,$filename,$listname) = @_;      my ($r,$filename,$listname,$context) = @_;
     my $file_output =       my $file_output;
         &includemeta(&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename),      if ($context eq 'view') {
                                               $filename);          $file_output =
               &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename);
       } else {
           $file_output =
               &includemeta(&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename),
                                                     $filename);
       }
     $r->print(&Apache::loncommon::start_page('View Source Code',undef,      $r->print(&Apache::loncommon::start_page('View Source Code',undef,
                                              {'only_body' => 1}));                                               {'only_body' => 1}));
     if ($file_output ne '') {      if ($file_output ne '') {
         my $access_to_cstr;          my $access_to_cstr;
         my $lonhost = $r->dir_config('lonHostID');          my $lonhost = $r->dir_config('lonHostID');
         if (&Apache::lonnet::is_library($lonhost)) {          if ($context eq 'view') {
               $r->print('<form name="view" action="" target="_parent" method="post"><span class="LC_info">'.
                         &mt('Source code is displayed below.').
                         '</span>'.('&nbsp;' x4).'<input type="button" name="close" onclick="window.close();"'.
                         ' value="'.&mt('Close Window').'" /></form><hr />');
           } elsif (&Apache::lonnet::is_library($lonhost)) {
             my @possdoms = &Apache::lonnet::current_machine_domains();              my @possdoms = &Apache::lonnet::current_machine_domains();
             foreach my $dom (@possdoms) {              foreach my $dom (@possdoms) {
                 if ($env{"user.role.au./$dom/"}) {                  if ($env{"user.role.au./$dom/"}) {
Line 236  sub print_item { Line 243  sub print_item {
               <input type="hidden" name="filename" value="'.$filename.'" />                <input type="hidden" name="filename" value="'.$filename.'" />
               <input type="hidden" name="listname" value="'.$listname.'" />                <input type="hidden" name="listname" value="'.$listname.'" />
               <input type="hidden" name="action" value="stage2" />                <input type="hidden" name="action" value="stage2" />
               <input type="submit" value="'.&mt('Copy to Construction Space').'" />                <input type="submit" value="'.&mt('Copy to Authoring Space').'" />
              </form><hr />               </form><hr />
                 ');                  ');
             } else {              } else {
Line 299  sub includemeta { Line 306  sub includemeta {
     }      }
 }  }
   
   sub get_path_to_newfile {
       my ($r,$newpath,$listname) = @_;
   
       #Figure out if we are author or co-author
       my ($role,$author_name,$domain) = &copy_author();
   
       # Construct path to copy and filter out any possibly nasty stuff
       my $path = $r->dir_config('lonDocRoot')."/priv/$domain/$author_name/";
       my $path_to_new_file = $path."$newpath/$listname";
       $path_to_new_file=~s/\.\.//g;
       $path_to_new_file=~s/\~//g;
       $path_to_new_file=~s/\/+/\//g;
   
       #Just checking again for access as we want to make sure that it is really ok
       #now that we have the real path
   
       my ($uname,$udom)= &Apache::lonnet::constructaccess($path_to_new_file);
   
       if (!$uname || !$udom) {
           $r->print(&Apache::loncommon::start_page('Not Allowed',undef,{'only_body' => 1}));
           $r->print(&mt('Not allowed to create file [_1]', $path_to_new_file));
           $r->print(&Apache::loncommon::end_page());
           if (wantarray) {
               return();
           } else {
               return;
           }
       }
       if (wantarray) {
           return ($path_to_new_file,$uname,$udom);
       } else {
           return $path_to_new_file;
       }
   }
   
 sub handler {  sub handler {
     my $r=shift;      my $r=shift;
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['filename','listname']);                                              ['filename','listname','viewonly']);
     my $filename = $env{'form.filename'};      my $filename = $env{'form.filename'};
       my $shownfilename = $filename;
       $shownfilename =~ s/(`)/'/g;
       $shownfilename =~ s/\$/\(\$\)/g;
     my $listname = $env{'form.listname'};      my $listname = $env{'form.listname'};
     my $source = &Apache::lonnet::metadata($filename,'sourceavail');      my $viewonly = $env{'form.viewonly'};
     if ($source ne 'open') {  
         $env{'user.error.msg'}="$filename:cre:1:1:Source code not available";      if ($viewonly) {
           my $canview;
           if ((&Apache::lonnet::metadata($filename,'sourceavail') eq 'open') &&
               (&Apache::lonnet::allowed('cre','/'))) {
               $canview = 1;
           } elsif (($env{'request.course.id'}) && (&Apache::lonnet::is_on_map($filename))) {
               my $crs_sec = $env{'request.course.id'} . (($env{'request.course.sec'} ne '')
                                                         ? "/$env{'request.course.sec'}"
                                                         : '');
               if (&Apache::lonnet::allowed('vxc',$crs_sec)) {
                   my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   &Apache::lonenc::check_decrypt(\$filename);
                   if (($env{'request.role.domain'} eq $cdom) && ($filename =~ /$LONCAPA::assess_re/)) {
                       my ($auname) = ($filename =~ m{^\Q/res/$cdom/\E($match_username)/});
                       if (($auname ne '') && ($env{'request.course.adhocsrcaccess'} ne '') &&
                           (grep(/^\Q$auname\E$/,split(/,/,$env{'request.course.adhocsrcaccess'})))) {
                           $canview = 1;
                       } elsif ((&Apache::lonnet::metadata($filename,'sourceavail') eq 'open') &&
                                ($filename =~ m{^\Q/res/$cdom/}) &&
                                (&Apache::lonnet::allowed('bre',$crs_sec))) {
                           $canview = 1;
                       }
                   }
               }
           }
           unless ($canview) {
               $env{'user.error.msg'}="$shownfilename:cre:1:1:Source code not available";
               return HTTP_NOT_ACCEPTABLE;
           }
       } elsif (&Apache::lonnet::metadata($filename,'sourceavail') ne 'open') {
           $env{'user.error.msg'}="$shownfilename:cre:1:1:Source code not available";
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
     unless (&Apache::lonnet::allowed('bre',$filename)) {      unless (&Apache::lonnet::allowed('bre',$filename)) {
         $env{'user.error.msg'}="$filename:bre:1:1:Access to resource denied";          $env{'user.error.msg'}="$shownfilename:bre:1:1:Access to resource denied";
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
     unless (&Apache::lonnet::allowed('cre','/')) {      unless (($viewonly) || (&Apache::lonnet::allowed('cre','/'))) {
         $env{'user.error.msg'}="$filename:cre:1:1:Access to source code denied";          $env{'user.error.msg'}="$shownfilename:cre:1:1:Access to source code denied";
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
       my $newpath = $env{'form.newpath'};
   
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
   
     if ($env{'form.action'} eq 'stage2') {      if ($viewonly) {
           &print_item($r,$filename,$listname,'view');
       } elsif ($env{'form.action'} eq 'stage2') {
         &stage_2($r,$filename,$listname);          &stage_2($r,$filename,$listname);
     } elsif($env{'form.action'} eq 'copy_stage') {      } elsif($env{'form.action'} eq 'copy_stage') {
         &copy_stage($r,$filename,$listname,$env{'form.newpath'});          &copy_stage($r,$filename,$listname,$newpath);
     } elsif($env{'form.action'} eq 'delete_confirm') {      } elsif($env{'form.action'} eq 'delete_confirm') {
         &delete_copy_file($r,$env{'form.newpath'},$filename, $env{'form.path'}, '0');          my $path_to_new_file = &get_path_to_newfile($r,$newpath,$listname);
           if ($path_to_new_file) {
               &delete_copy_file($r, $newpath, $filename, $path_to_new_file, '0');
           }
     } else {      } else {
         &print_item($r,$filename,$listname);          &print_item($r,$filename,$listname);
     }      }
Removed from v.1.29  
changed lines
  Added in v.1.40

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