--- loncom/interface/lonsource.pm 2004/06/18 15:13:07 1.3 +++ loncom/interface/lonsource.pm 2011/10/25 14:28:13 1.25 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA -# Souce Code handler +# Source Code handler # -# $Id: lonsource.pm,v 1.3 2004/06/18 15:13:07 www Exp $ +# $Id: lonsource.pm,v 1.25 2011/10/25 14:28:13 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -31,7 +31,7 @@ package Apache::lonsource; use strict; -use Apache::lonnet(); +use Apache::lonnet; use Apache::loncommon(); use Apache::lonhtmlcommon(); use Apache::lonsequence(); @@ -40,65 +40,236 @@ use Apache::lonmeta; use Apache::File; use Apache::lonlocal; use HTML::Entities; +use LONCAPA; sub make_link { - my ($filename) = @_; - my $sourcelink = "http://".$ENV{'SERVER_NAME'}. - "/adm/source/?filename=".$filename; + my ($filename, $listname) = @_; + my $sourcelink = "/adm/source?inhibitmenu=yes&filename=".$filename."&listname=".$listname; return $sourcelink; } sub stage_2 { - my ($r, $filename) = @_; - $r->print("Coming Soon"); + my ($r, $filename, $author, $listname) = @_; + my ($uname, $udom) = &Apache::loncacc::constructaccess('/~'.$author.'/',$r->dir_config('lonDefDomain')); + $r->print(&Apache::loncommon::start_page('Copy Problem Source Code to Construction Space') + .&mt('Please enter the directory that you would like the source code to go into.') + .'

' + .&mt('Note: the path is in reference to the root of your construction space,' + .' and new directories will be automatically created.') + .'

'); + $r->print('
+ + + +   + +
'); return OK; } + +sub copy_stage { + my ($r, $filename, $listname, $newpath) = @_; + +#Figure out if we are author or co-author + my $role; + my $domain; + my $author_name; + if ($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 $path_to_new_file = '/home/httpd/html/priv/'.$domain.'/'.$author_name.'/'.$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); + + 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 + $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, $path_to_new_file); + } else { + ©_file($r, $author_name, $newpath, $filename, $path_to_new_file); + } + + $r->print(&Apache::loncommon::end_page()); +} + +sub confirm { + my ($r, $author_name, $newpath, $filename, $path_to_new_file) = @_; + $r->print("Press delete to remove file and replace it with a copy of the source you are viewing

"); + $r->print('
+ + + + + + + +
'); +} + +sub delete_copy_file { + my ($r, $author_name, $newpath, $filename, $path_to_new_file, $type) = @_; + if($type eq '1') { + $r->print('

' + .&mt('Cannot delete non-obsolete published file.') + .'
' + .&mt('Please use the code view in previous window to use shared code.') + .'

'); + $r->print('' + .'

'); + } else { + if(-e $path_to_new_file) { + unless(unlink($path_to_new_file)) { + $r->print('

'.&mt('Error:').' '.$!.'

'); + return 0; + } + } else { + $r->print('

'.&mt('No such file').'

'); + return 0; + } + ©_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("Creating directories"); + 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('

'.&mt('Error:').' '.$!.'

'); + return 0; + } + unless(chmod(02770, ($path))) { + $r->print('

'.&mt('Error:').' '.$!.'

'); + return 0; + } + } + } else { } #Just move along + + } + $r->print("
Copying File"); + 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("

"); + $r->print(''); + #Some 1.3'ish feature is to include the derivative feature, will go here..' +} + sub print_item { my ($r, $filename) = @_; - $filename = "/home/httpd/html".$filename; - my $file_output = &Apache::lonnet::getfile($filename); - my ($rows,$cols) = &Apache::edit::textarea_sizes(\$file_output); + my $file_output = &includemeta(&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$filename),$filename); + my $count=0; + my $maxlength=-1; + foreach (split ("\n", $file_output)) { + $count+=int(length($_)/79); + $count++; + if (length($_) > $maxlength) { + $maxlength = length($_); + } + } + my $rows = $count; + my $cols = $maxlength; $r->print(''); + &HTML::Entities::encode($file_output,'<>&"').''); return OK; - + } +sub includemeta { + my ($file_output,$orgfilename)=@_; + my $escfilename=&escape($orgfilename); + my $copytime=time; + if ($file_output=~/\]*\>)/$1\n\/i; + } + if ($file_output=~/\]*\>)/$1\n\/i; + } + return $file_output; +} -sub handler { +sub handler { my $r=shift; &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, - ['filename']); - my $filename = $ENV{'form.filename'}; + ['filename','listname']); + my $filename = $env{'form.filename'}; + my $listname = $env{'form.listname'}; my $source = &Apache::lonnet::metadata($filename,'sourceavail'); if ($source ne 'open') { - $ENV{'user.error.msg'}="$filename:cre:1:1:Source code not available"; - return HTTP_NOT_ACCEPTABLE; - } - if ((!&Apache::lonnet::allowed('cre')) || - (!&Apache::lonnet::allowed('bre',$filename))) { - $ENV{'user.error.msg'}="$filename:bre:1:1:Access to resource denied"; - return HTTP_NOT_ACCEPTABLE; - } - if ($ENV{'form.action'} eq 'stage2') { - &stage_2($r, $ENV{'form.filename'}); - } else { - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - $r->print('
- - - - -
'); - $r->print('
'); - &print_item($r, $ENV{'form.filename'}); + $env{'user.error.msg'}="$filename:cre:1:1:Source code not available"; + return HTTP_NOT_ACCEPTABLE; + } + unless ((&Apache::lonnet::allowed('bre',$filename)) && + (&Apache::lonnet::allowed('cre','/'))) { + $env{'user.error.msg'}="$filename:bre:1:1:Access to resource denied"; + return HTTP_NOT_ACCEPTABLE; + } + + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + + if ($env{'form.action'} eq 'stage2') { + my $author = &Apache::lonnet::metadata($filename,'authorspace'); + #strip the domain of the author name + if ($author =~ /:/) { + ($author) = split(/:/,$author); + } else { + ($author) = split(/@/,$author); + } + &stage_2($r, $env{'form.filename'}, $author, $listname); + } elsif($env{'form.action'} eq 'copy_stage') { + ©_stage($r, $filename,$env{'form.listname'},$env{'form.newpath'}); + } elsif($env{'form.action'} eq 'delete_confirm') { + &delete_copy_file($r, $env{'form.author'}, $env{'form.newpath'}, $env{'form.filename'}, $env{'form.path'}, '0'); + } else { + $r->print('
+ + + + + +
'); + $r->print('
'); + &print_item($r, $env{'form.filename'}); } return OK; } 1; - - + +