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Diff for /loncom/interface/lonsource.pm between versions 1.3 and 1.18

version 1.3, 2004/06/18 15:13:07 version 1.18, 2007/07/11 20:32:15
Line 31 Line 31
 package Apache::lonsource;  package Apache::lonsource;
   
 use strict;  use strict;
 use Apache::lonnet();  use Apache::lonnet;
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonhtmlcommon();  use Apache::lonhtmlcommon();
 use Apache::lonsequence();  use Apache::lonsequence();
Line 40  use Apache::lonmeta; Line 40  use Apache::lonmeta;
 use Apache::File;  use Apache::File;
 use Apache::lonlocal;  use Apache::lonlocal;
 use HTML::Entities;  use HTML::Entities;
   use LONCAPA;
   
 sub make_link {  sub make_link {
     my ($filename) = @_;      my ($filename, $listname) = @_;
     my $sourcelink = "http://".$ENV{'SERVER_NAME'}.      my $sourcelink = "/adm/source?inhibitmenu=yes&filename=".$filename."&listname=".$listname;
  "/adm/source/?filename=".$filename;  
   
     return $sourcelink;      return $sourcelink;
 }  }
   
 sub stage_2 {  sub stage_2 {
     my ($r, $filename) = @_;      my ($r, $filename, $author, $listname) = @_;
     $r->print("Coming Soon");      $filename = $filename;
       &Apache::loncommon::content_type($r,'text/html');
       my ($uname, $udom) = &Apache::loncacc::constructaccess('/~'.$author.'/',$r->dir_config('lonDefDomain'));
       $r->send_http_header;
       $r->print(&Apache::loncommon::start_page('Problem source code moving operation'));
       $r->print("Please enter the directory that you would like the source code to go into, a default has also been provided <br />");
       $r->print("Also note, the path is in reference to the root of your construction space, and new directories will be automatically created. <br /><br />");
       $r->print('<form name="copy" action="/adm/source" target="_parent" method="post">
                 <input type="hidden" name="filename" value="'.$filename.'" />
                 <input type="hidden" name="listname" value="'.$listname.'" />
                 <input type="hidden" name="action" value="copy_stage" />
                 <input type="text" size="50" name="newpath" value="/shared_source/'.$author.'" />&nbsp;
                 <input type="submit" value="Copy" />
                 </form>');
     return OK;      return OK;
 }  }
   
   
   sub copy_stage {
       my ($r, $filename, $listname, $newpath) = @_;
       my $role;
       my $domain;
       my $author_name;
   #Figure out if we are author or co-author
   
       if($env{'request.role'} =~ m|ca.|) {
           ($role, $domain, $author_name) = split(/\//,$env{'request.role'});
       } else {
           $role = "au.";
           $domain = $env{'user.domain'};
           $author_name = $env{'user.name'};
       }
   
       my $path_to_new_file = '/home/'.$author_name.'/public_html/'.$newpath.'/'.$listname;
   #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::loncacc::constructaccess($path_to_new_file,$domain);
       unless (($uname) && ($udom)) {
           return HTTP_NOT_ACCEPTABLE;
       }
       &Apache::loncommon::content_type($r,'text/html');
       $r->send_http_header;
       $r->print(&Apache::loncommon::start_page('Copying Source'));
       my $result = &Apache::loncfile::exists($uname, $udom, $path_to_new_file);
       $r->print($result);
       if(($result) && ($result =~ m|published|) ) {
           &delete_copy_file($r, $author_name, $newpath, $filename, $path_to_new_file, '1');
       } elsif(($result) && ($result =~ m|exists!|)) {
           &confirm($r, $author_name, $newpath, $filename, $path_to_new_file);
       } else {
           &copy_file($r, $author_name, $newpath, $filename, $path_to_new_file);
       }
   
       return OK;
   
   }
   
   sub confirm {
       my ($r, $author_name, $newpath, $filename, $path_to_new_file) = @_;
       $r->print("<b>Press delete to remove file and replace it with a copy of the source you are viewing</b><br /><br / >");
       $r->print('<form name="delete_confirm" action="/adm/source" target="_parent" method="post">
                 <input type="hidden" name="filename" value="'.$filename.'" />
                 <input type="hidden" name="path" value="'.$path_to_new_file.'" />
                 <input type="hidden" name="author" value="'.$author_name.'" />
                 <input type="hidden" name="newpath" value="'.$newpath.'" />
                 <input type="hidden" name="action" value="delete_confirm" />
   
                 <input type="submit" value="Delete" />
                 </form>');
   }
   
   sub delete_copy_file {
       my ($r, $author_name, $newpath, $filename, $path_to_new_file, $type) = @_;
       if($type eq '1') {
           $r->print("<b>Cannot delete non-obsolete published file</b><br />Please
                 use the code view in previous window to use shared code<br /><br />");
           $r->print('<input type="button" value="Close Window" name="close" onClick="window.close()" />');
       } else {
           if(-e $path_to_new_file) {
               unless(unlink($path_to_new_file)) {
                   $r->print('<font color="red">'.&mt('Error').': '.$!.'</font>');
                   return 0;
               }
           } else {
               $r->print('<p> '.&mt('No such file').'. </p></form>');
               return 0;
           }
           &copy_file($r, $author_name, $newpath, $filename, $path_to_new_file);
       }
   }
   
   sub copy_file {
       my ($r, $author_name, $newpath, $filename, $path_to_new_file) = @_;
       $r->print("<b>Creating directories</b>");
       my $path = '/home/'.$author_name.'/public_html/';
       my @directories = split(/\//,$newpath);
       foreach my $now_checking (@directories) {
           if($now_checking ne '') {
               $path = $path.'/'.$now_checking;
               if(-e $path) {} #More moving along, isn't recursion fun'
   
               else {
                   unless(mkdir($path, 02770)) {
                       $r->print('<font color="red">'.&mt('Error').': '.$!.'</font>');
                       return 0;
                   }
                   unless(chmod(02770, ($path))) {
                       $r->print('<font color="red"> '.&mt('Error').': '.$!.'</font>');
                       return 0;
                   }
               }
           } else { } #Just move along
   
       }
       $r->print("<br /><b>Copying File</b>");
       my $problem_filename = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;
       my $file_output = &includemeta(&Apache::lonnet::getfile($problem_filename),$filename);
       my $fs=Apache::File->new(">$path_to_new_file");
       if (defined($fs)) {
           print $fs $file_output;
       }
       $r->print("<br /><br />");
       $r->print('<input type="button" value="Close Window" name="close" onClick="window.close()">');
       #Some 1.3'ish feature is to include the derivative feature, will go here..'
   }
   
 sub print_item {  sub print_item {
     my ($r, $filename) = @_;      my ($r, $filename) = @_;
     $filename = "/home/httpd/html".$filename;      my $file_output = &includemeta(&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename),$filename);
     my $file_output = &Apache::lonnet::getfile($filename);      my $count=0;
     my ($rows,$cols) = &Apache::edit::textarea_sizes(\$file_output);      my $maxlength=-1;
       foreach (split ("\n", $file_output)) {
           $count+=int(length($_)/79);
           $count++;
           if (length($_) > $maxlength) {
               $maxlength = length($_);
           }
       }
       my $rows = $count;
       my $cols = $maxlength;
     $r->print('<textarea rows="'.$rows.'" cols="'.$cols.'" name="editxmltext">'.      $r->print('<textarea rows="'.$rows.'" cols="'.$cols.'" name="editxmltext">'.
       &HTML::Entities::encode($file_output,'<>&"').'</textarea>');                &HTML::Entities::encode($file_output,'<>&"').'</textarea>');
     return OK;      return OK;
   
 }  }
   
   sub includemeta {
       my ($file_output,$orgfilename)=@_;
       my $escfilename=&escape($orgfilename);
       my $copytime=time;
       if ($file_output=~/\<meta\s*name\=\"isbasedonres\"/i) {
    $file_output=~s/(\<meta\s*name\=\"isbasedonres\"\s*content\=\"[^\"]*)\"/$1\,\Q$escfilename\E\"/i;
       } else {
    $file_output=~s/(\<(?:html|problem)[^\>]*\>)/$1\n\<meta name=\"isbasedonres\" content=\"\Q$escfilename\E\" \/\>/i;
       }
       if ($file_output=~/\<meta\s*name\=\"isbasedontime\"/i) {
    $file_output=~s/(\<meta\s*name\=\"isbasedontime\"\s*content\=\"[^\"]*)\"/$1\,\Q$copytime\E\"/i;
       } else {
    $file_output=~s/(\<(?:html|problem)[^\>]*\>)/$1\n\<meta name=\"isbasedontime\" content=\"\Q$copytime\E\" \/\>/i;
       }
       return $file_output;
   }
   
 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']);                                              ['filename','listname']);
     my $filename = $ENV{'form.filename'};      my $filename = $env{'form.filename'};
       my $listname = $env{'form.listname'};
     my $source = &Apache::lonnet::metadata($filename,'sourceavail');      my $source = &Apache::lonnet::metadata($filename,'sourceavail');
     if ($source ne 'open') {      if ($source ne 'open') {
  $ENV{'user.error.msg'}="$filename:cre:1:1:Source code not available";          $env{'user.error.msg'}="$filename:cre:1:1:Source code not available";
  return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      } 
     if ((!&Apache::lonnet::allowed('cre')) ||      unless ((&Apache::lonnet::allowed('bre',$filename)) &&
  (!&Apache::lonnet::allowed('bre',$filename))) {      (&Apache::lonnet::allowed('cre','/'))) {
  $ENV{'user.error.msg'}="$filename:bre:1:1:Access to resource denied";          $env{'user.error.msg'}="$filename:bre:1:1:Access to resource denied";
  return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      } 
     if ($ENV{'form.action'} eq 'stage2') {       if ($env{'form.action'} eq 'stage2') {
  &stage_2($r, $ENV{'form.filename'});          my $author = &Apache::lonnet::metadata($filename,'authorspace');
     } else {          ($author) = split('@',$author); #strip the domain of the author name
  &Apache::loncommon::content_type($r,'text/html');          &stage_2($r, $env{'form.filename'}, $author, $listname);
  $r->send_http_header;      } elsif($env{'form.action'} eq 'copy_stage') {
  $r->print('    <form name="copy" action="/adm/source/" target="_parent" method="post">          &copy_stage($r, $filename,$env{'form.listname'},$env{'form.newpath'});
  <input type="button" value="Close Window" name="close" onClick="window.close()">      } elsif($env{'form.action'} eq 'delete_confirm') {
       <input type="hidden" name="filename" value="'.$filename.'" />          &Apache::loncommon::content_type($r,'text/html');
       <input type="hidden" name="action" value="stage2" />          $r->send_http_header;
               <input type="submit" value="Copy to CSTR" />          &delete_copy_file($r, $env{'form.author'}, $env{'form.newpath'}, $env{'form.filename'}, $env{'form.path'}, '0');
     </form>');      } else {
  $r->print('<hr />');          &Apache::loncommon::content_type($r,'text/html');
  &print_item($r, $ENV{'form.filename'});          $r->send_http_header;
           $r->print('<form name="copy" action="/adm/source" target="_parent" method="post">
                     <input type="button" value="Close Window" name="close" onClick="window.close()" />
                     <input type="hidden" name="filename" value="'.$filename.'" />
                     <input type="hidden" name="listname" value="'.$listname.'" />
                     <input type="hidden" name="action" value="stage2" />
                     <input type="submit" value="Copy to CSTR" />
                     </form>');
           $r->print('<hr />');
           &print_item($r, $env{'form.filename'});
     }      }
     return OK;      return OK;
 }  }
   
 1;  1;
   
   
Removed from v.1.3  
changed lines
  Added in v.1.18

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