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Diff for /loncom/interface/lonsource.pm between versions 1.9 and 1.26

version 1.9, 2005/02/17 08:29:43 version 1.26, 2011/10/25 19:11:52
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # Souce Code handler  # Source Code handler
 #  #
 # $Id$  # $Id$
 #  #
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, $listname) = @_;      my ($filename, $listname) = @_;
     my $sourcelink = "http://".$ENV{'SERVER_NAME'}.      my $sourcelink = "/adm/source?inhibitmenu=yes&filename=".$filename."&listname=".$listname;
                      "/adm/source/?filename=".$filename."&listname=".$listname;  
   
     return $sourcelink;      return $sourcelink;
 }  }
   
 sub stage_2 {  sub stage_2 {
     my ($r, $filename, $author, $listname) = @_;      my ($r, $filename, $listname) = @_;
     $filename = $filename;      my ($author)=($filename=~/\/res\/[^\/]+\/([^\/]+)\//);
     &Apache::loncommon::content_type($r,'text/html');      $r->print(&Apache::loncommon::start_page('Copy Problem Source Code to Construction Space')
     my ($uname, $udom) = &Apache::loncacc::constructaccess('/~'.$author.'/',$r->dir_config('lonDefDomain'));               .&mt('Please enter the directory that you would like the source code to go into.')
     $r->send_http_header;               .'<p>'
     my $html=&Apache::lonxml::xmlbegin();               .&mt('Note: the path is in reference to the root of your construction space,'
     $r->print($html.'<head><title>LON-CAPA Move source to construction space</title>');                   .' and new directories will be automatically created.')
     $r->print(&Apache::loncommon::bodytag('Problem source code moving operation'));               .'</p>');
     $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('<form name="copy" action="/adm/source" target="_parent" method="post">
     $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="filename" value="'.$filename.'" />
               <input type="hidden" name="listname" value="'.$listname.'" />                <input type="hidden" name="listname" value="'.$listname.'" />
               <input type="hidden" name="action" value="copy_stage" />                <input type="hidden" name="action" value="copy_stage" />
               <input type="text" name="newpath" value="/shared_source/'.$author.'" />&nbsp;                <input type="text" size="50" name="newpath" value="/'.&mt('shared_source').'/'.$author.'" />&nbsp;
               <input type="submit" value="Copy" />                <input type="submit" value="'.&mt('Copy').'" />
               </form>');                </form>');
     return OK;      return OK;
 }  }
   
   sub copy_author {
 sub copy_stage {  
     my ($r, $filename, $listname, $newpath) = @_;  
     my $role;      my $role;
     my $domain;      my $domain;
     my $author_name;      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'});
     if($ENV{'request.role'} =~ m|ca.|) {  
         ($role, $domain, $author_name) = split(/\//,$ENV{'request.role'});  
     } else {      } else {
         $role = "au.";          $role = "au.";
         $domain = $ENV{'user.domain'};          $domain = $env{'user.domain'};
         $author_name = $ENV{'user.name'};          $author_name = $env{'user.name'};
     }      }
       return ($role,$author_name,$domain);
   }
   
   
   sub copy_stage {
       my ($r, $filename, $listname, $newpath) = @_;
   
   #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 $path_to_new_file = '/home/httpd/html/priv/'.$domain.'/'.$author_name.'/'.$newpath.'/'.$listname;
       $path_to_new_file=~s/\.\.//g;
       $path_to_new_file=~s/\~//g;
       $path_to_new_file=~s/\/+/\//g;
   
     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  #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);      my ($uname,$udom)= &Apache::loncacc::constructaccess($path_to_new_file);
     unless (($uname) && ($udom)) {  
         return HTTP_NOT_ACCEPTABLE;      if (!$uname || !$udom) {
    $r->print(&Apache::loncommon::start_page('Not Allowed'));
    $r->print(&mt('Not allowed to create file [_1]', $path_to_new_file));
    $r->print(&Apache::loncommon::end_page());
    return;
     }      }
     &Apache::loncommon::content_type($r,'text/html');  
     $r->send_http_header;      #allowed
     my $html=&Apache::lonxml::xmlbegin();      $r->print(&Apache::loncommon::start_page('Copying Source'));
     $r->print($html.'<head><title>LON-CAPA Move source to construction space</title>');  
     $r->print(&Apache::loncommon::bodytag('Copying Source'));  
     my $result = &Apache::loncfile::exists($uname, $udom, $path_to_new_file);      my $result = &Apache::loncfile::exists($uname, $udom, $path_to_new_file);
     $r->print($result);      $r->print($result);
     if(($result) && ($result =~ m|published|) ) {      if(($result) && ($result =~ m|published|) ) {
         &delete_copy_file($r, $author_name, $newpath, $filename, $path_to_new_file, '1');   &delete_copy_file($r, $newpath, $filename, $path_to_new_file, '1');
     } elsif(($result) && ($result =~ m|exists!|)) {      } elsif(($result) && ($result =~ m|exists!|)) {
         &confirm($r, $author_name, $newpath, $filename, $path_to_new_file);   &confirm($r, $newpath, $filename, $path_to_new_file);
     } else {      } else {
         &copy_file($r, $author_name, $newpath, $filename, $path_to_new_file);   &copy_file($r, $newpath, $filename, $path_to_new_file);
     }      }
       
     return OK;      $r->print(&Apache::loncommon::end_page());
   
 }  }
   
 sub confirm {  sub confirm {
     my ($r, $author_name, $newpath, $filename, $path_to_new_file) = @_;      my ($r, $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("<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">      $r->print('<form name="delete_confirm" action="/adm/source" target="_parent" method="post">
               <input type="hidden" name="filename" value="'.$filename.'" />                <input type="hidden" name="filename" value="'.$filename.'" />
               <input type="hidden" name="path" value="'.$path_to_new_file.'" />                <input type="hidden" name="path" value="'.$path_to_new_file.'" />
               <input type="hidden" name="author" value="'.$author_name.'" />  
               <input type="hidden" name="newpath" value="'.$newpath.'" />                <input type="hidden" name="newpath" value="'.$newpath.'" />
               <input type="hidden" name="action" value="delete_confirm" />                <input type="hidden" name="action" value="delete_confirm" />
   
Line 127  sub confirm { Line 135  sub confirm {
 }  }
   
 sub delete_copy_file {  sub delete_copy_file {
     my ($r, $author_name, $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("<b>Cannot delete non-obsolete published file</b><br />Please          $r->print('<p><span class="LC_warning">'
               use the code view in previous window to use shared code<br /><br />");                   .&mt('Cannot delete non-obsolete published file.')
         $r->print('<input type="button" value="Close Window" name="close" onClick="window.close()" />');                   .'</span><br />'
                    .&mt('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()" />'
                    .'</p>');
     } else {      } else {
         if(-e $path_to_new_file) {          if(-e $path_to_new_file) {
             unless(unlink($path_to_new_file)) {              unless(unlink($path_to_new_file)) {
                 $r->print('<font color="red">'.&mt('Error').': '.$!.'</font>');                  $r->print('<p class="LC_error"">'.&mt('Error:').' '.$!.'</p>');
                 return 0;                  return 0;
             }              }
         } else {          } else {
             $r->print('<p> '.&mt('No such file').'. </p></form>');              $r->print('<p class="LC_error">'.&mt('No such file').'</p></form>');
             return 0;              return 0;
         }          }
         &copy_file($r, $author_name, $newpath, $filename, $path_to_new_file);          &copy_file($r, $newpath, $filename, $path_to_new_file);
     }      }
 }  }
   
 sub copy_file {  sub copy_file {
     my ($r, $author_name, $newpath, $filename, $path_to_new_file) = @_;      my ($r, $newpath, $filename, $path_to_new_file) = @_;
     $r->print("<b>Creating directories</b>");      $r->print("<b>Creating directories</b>");
     my $path = '/home/'.$author_name.'/public_html/';  
   #Figure out if we are author or co-author
       my ($role,$author_name,$domain)=&copy_author();
   
       my $path = '/home/httpd/html/priv/'.$domain.'/'.$author_name.'/';
     my @directories = split(/\//,$newpath);      my @directories = split(/\//,$newpath);
   
     foreach my $now_checking (@directories) {      foreach my $now_checking (@directories) {
         if($now_checking ne '') {          if($now_checking ne '') {
             $path = $path.'/'.$now_checking;              $path = $path.'/'.$now_checking;
Line 158  sub copy_file { Line 176  sub copy_file {
   
             else {              else {
                 unless(mkdir($path, 02770)) {                  unless(mkdir($path, 02770)) {
                     $r->print('<font color="red">'.&mt('Error').': '.$!.'</font>');                      $r->print('<p class="LC_error">'.&mt('Error:').' '.$!.'</p>');
                     return 0;                      return 0;
                 }                  }
                 unless(chmod(02770, ($path))) {                  unless(chmod(02770, ($path))) {
                     $r->print('<font color="red"> '.&mt('Error').': '.$!.'</font>');                      $r->print('<p class="LC_error"> '.&mt('Error:').' '.$!.'</p>');
                     return 0;                      return 0;
                 }                  }
             }              }
Line 171  sub copy_file { Line 189  sub copy_file {
     }      }
     $r->print("<br /><b>Copying File</b>");      $r->print("<br /><b>Copying File</b>");
     my $problem_filename = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;      my $problem_filename = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;
     my $file_output = &Apache::lonnet::getfile($problem_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");
     if (defined($fs)) {      if (defined($fs)) {
         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('<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..'      #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 = $Apache::lonnet::perlvar{'lonDocRoot'}.$filename;      my $file_output = &includemeta(&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename),$filename);
     &Apache::lonnet::logthis("print_item filename = $filename");  
     my $file_output = &Apache::lonnet::getfile($filename);  
     my $count=0;      my $count=0;
     my $maxlength=-1;      my $maxlength=-1;
     foreach (split ("\n", $file_output)) {      foreach (split ("\n", $file_output)) {
Line 203  sub print_item { Line 219  sub print_item {
   
 }  }
   
   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','listname']);                                              ['filename','listname']);
     my $filename = $ENV{'form.filename'};      my $filename = $env{'form.filename'};
     my $listname = $ENV{'form.listname'};      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',$filename)) ||      unless ((&Apache::lonnet::allowed('bre',$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') {  
         my $author = &Apache::lonnet::metadata($filename,'authorspace');      &Apache::loncommon::content_type($r,'text/html');
         $author =~ m|@|;      $r->send_http_header;
         $author = $`; #This just tells who the author name is for later processing.  
         &stage_2($r, $ENV{'form.filename'}, $author, $listname);      if ($env{'form.action'} eq 'stage2') {
     } elsif($ENV{'form.action'} eq 'copy_stage') {          &stage_2($r, $filename,$listname);
         &copy_stage($r, $filename,$ENV{'form.listname'},$ENV{'form.newpath'});      } elsif($env{'form.action'} eq 'copy_stage') {
     } elsif($ENV{'form.action'} eq 'delete_confirm') {          &copy_stage($r, $filename,$env{'form.listname'},$env{'form.newpath'});
         &Apache::loncommon::content_type($r,'text/html');      } elsif($env{'form.action'} eq 'delete_confirm') {
         $r->send_http_header;          &delete_copy_file($r, $env{'form.newpath'}, $env{'form.filename'}, $env{'form.path'}, '0');
         &delete_copy_file($r, $ENV{'form.author'}, $ENV{'form.newpath'}, $ENV{'form.filename'}, $ENV{'form.path'}, '0');      } else {
     } else {   $r->print('<form name="copy" action="/adm/source" target="_parent" method="post">
         &Apache::loncommon::content_type($r,'text/html');                    <input type="button" value="'.&mt('Close Window').'" name="close" onclick="window.close()" />
         $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="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="Copy to CSTR" />                    <input type="submit" value="'.&mt('Copy to Construction Space').'" />
                   </form>');                    </form>');
         $r->print('<hr />');          $r->print('<hr />');
         &print_item($r, $ENV{'form.filename'});          &print_item($r, $env{'form.filename'});
     }      }
     return OK;      return OK;
 }  }
Removed from v.1.9  
changed lines
  Added in v.1.26

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