--- loncom/publisher/loncfile.pm 2001/06/24 18:09:38 1.5 +++ loncom/publisher/loncfile.pm 2011/10/23 01:27:34 1.109 @@ -1,247 +1,1556 @@ # The LearningOnline Network with CAPA # Handler to rename files, etc, in construction space # -# (Handler to retrieve an old version of a file +# This file responds to the various buttons and events +# in the top frame of the construction space directory. +# Each event is processed in two phases. The first phase +# presents a page that describes the proposed action to the user +# and requests confirmation. The second phase commits the action +# and displays a page showing the results of the action. # -# (Publication Handler -# -# (TeX Content Handler # -# 05/29/00,05/30,10/11 Gerd Kortemeyer) +# $Id: loncfile.pm,v 1.109 2011/10/23 01:27:34 www Exp $ # -# 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer -# 03/23 Guy Albertelli -# 03/24,03/29 Gerd Kortemeyer) +# Copyright Michigan State University Board of Trustees # -# 03/31,04/03,05/02,05/09,06/23,06/24 Gerd Kortemeyer) +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). # -# 06/23 Gerd Kortemeyer +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# +=pod + +=head1 NAME + +Apache::loncfile - Construction space file management. + +=head1 SYNOPSIS + + Content handler for buttons on the top frame of the construction space +directory. + +=head1 INTRODUCTION + + loncfile is invoked when buttons in the top frame of the construction +space directory listing are clicked. All operations proceed in two phases. +The first phase describes to the user exactly what will be done. If the user +confirms the operation, the second phase commits the operation and indicates +completion. When the user dismisses the output of phase2, they are returned to +an "appropriate" directory listing in general. + + This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head2 Subroutines + +=cut package Apache::loncfile; use strict; use Apache::File; +use File::Basename; use File::Copy; +use HTML::Entities(); use Apache::Constants qw(:common :http :methods); use Apache::loncacc; +use Apache::lonnet; +use Apache::loncommon(); +use Apache::lonlocal; +use LONCAPA qw(:DEFAULT :match); -sub phaseone { - my ($r,$fn,$uname,$udom)=@_; - $fn=~/(.*)\/([^\/]+)\.(\w+)$/; - my $dir=$1; - my $main=$2; - my $suffix=$3; - - my $conspace='/home/'.$uname.'/public_html'.$fn; - - $r->print('
'); - return; + $type = 'error'; + $result.=''.&mt("Error: a published $published_type of this name exists.").'
'; } - } else { - $r->print('No such file.'); - return; - } - } elsif ($ENV{'form.action'} eq 'delete') { - if (-e $conspace) { - $r->print('
Delete '.$fn.'?'); - } else { - $r->print('
No such file.'); - return; + } + } elsif ( -e $construct) { + $type = 'warning'; + $result.='
'.&mt('Warning: target file exists!').'
'; + } + + return ($type,$result); +} + +=pod + +=item checksuffix($old, $new) + + Determine if a resource filename suffix (the stuff after the .) would change +as a result of this operation. + + Parameters: + +=over 4 + +=item $old = string [in] Previous filename. + +=item $new = string [in] Resultant filename. + +=back + + Returns: + +=over 4 + +=item Empty string if everything worked. + +=item String containing an error message if there was a problem. + +=back + +=cut + +sub checksuffix { + my ($old,$new) = @_; + my $result; + my $oldsuffix; + my $newsuffix; + if ($new=~m:(.*/*)([^/]+)\.(\w+)$:) { $newsuffix=$3; } + if ($old=~m:(.*)/+([^/]+)\.(\w+)$:) { $oldsuffix=$3; } + if (lc($oldsuffix) ne lc($newsuffix)) { + $result.= + ''.&mt('Warning: change of MIME type!').'
'; + } + return $result; +} + +sub cleanDest { + my ($request,$dest,$subdir,$fn,$uname,$udom)=@_; + #remove bad characters + my $foundbad=0; + my $error=''; + if ($subdir && $dest =~/\./) { + $foundbad=1; + $dest=~s/\.//g; + } + $dest =~ s/(\s+$|^\s+)//g; + if ($dest=~/[\#\?&%\":]/) { + $foundbad=1; + $dest=~s/[\#\?&%\":]//g; + } + if ($dest=~m|/|) { + my ($newpath)=($dest=~m|(.*)/|); + ($newpath,$error)=&relativeDest($fn,$newpath,$uname,$udom); + if (! -d "$newpath") { + $request->print('' + .&mt("You have requested to create file in directory [_1] which doesn't exist. The requested directory path has been removed from the requested file name." + ,&display($newpath)) + .'
'); + $dest=~s|.*/||; + } + } + if ($dest =~ /\.(\d+)\.(\w+)$/){ + $request->print(''
+ .&mt('Bad filename [_1]',&display($dest))
+ .'
'
+ .&mt('[_1](name).(number).(extension)[_2] not allowed.','','')
+ .'
'
+ .&mt('Removing the [_1].number.[_2] from requested filename.','','')
+ .'
' + .&mt('Invalid characters in requested name have been removed.') + .'
' + ); + } + return ($dest,$error); +} + +sub relativeDest { + my ($fn,$newfilename,$uname,$udom)=@_; + my $error = ''; + if ($newfilename=~/^\//) { +# absolute, simply add path + $newfilename='/home/httpd/html/res/'.$udom.'/'.$uname.'/'; + } else { + my $dir=$fn; + $dir=~s/\/[^\/]+$//; + $newfilename=$dir.'/'.$newfilename; + } + $newfilename=~s://+:/:g; # remove duplicate / + while ($newfilename=~m:/\.\./:) { + $newfilename=~ s:/[^/]+/\.\./:/:g; #remove dir/.. + } + if ($newfilename =~ m{^/home/($match_username)/(?:public\_html|priv)/}) { + my $otheruname = $1; + unless ($otheruname eq $uname) { + my ($authorname,$authordom)= + &Apache::loncacc::constructaccess($newfilename,$env{'request.role.domain'}); + unless (($authorname eq $otheruname) && ($authordom ne '')) { + my $otherdir = &display($newfilename); + $error = &mt('Access denied to [_1]',$otherdir); + } } - } elsif ($ENV{'form.action'} eq 'copy') { - if (-e $conspace) { - if ($ENV{'form.newfilename'}) { - $ENV{'form.newfilename'}=~/(.*)\/([^\/]+)\.(\w+)$/; - if ($3 ne $suffix) { - $r->print( - 'Warning: change of MIME type!'); - } - if (-e - '/home/httpd/'.$uname.'/'.$dir.'/'.$ENV{'form.newfilename'}) { - $r->print( - '
Warning: target file exists!'); - } - $r->print('
Copy '.$fn.' to '. - $dir.'/'.$ENV{'form.newfilename'}.'?'); + } + return ($newfilename,$error); +} + +=pod + +=item CloseForm1($request, $user, $file) + + Close of a form on the successful completion of phase 1 processing + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] - Apache server request object. + +=item $cancelurl - the url to go to on cancel. + +=back + +=cut + +sub CloseForm1 { + my ($request, $fn) = @_; + $request->print('
'); + $request->print(''); +} + + +=pod + +=item CloseForm2($request, $user, $directory) + + Successfully close off the phase 2 form. + +Parameters: + +=over 4 + +=item $request - Apache Request object [in] - The request that is being + executed. + +=item $user - string [in] - Name of the user that is initiating the + request. + +=item $directory - string [in] - Directory in which the operation is + being done relative to the top level construction space + directory. + +=back + +=cut + +sub CloseForm2 { + my ($request, $user, $fn) = @_; + $request->print(&done(&url($fn))); +} + +=pod + +=item Rename1($request, $filename, $user, $domain, $dir) + + Perform phase 1 processing of the file rename operation. + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] The request object for the +current request. + +=item $filename - The filename relative to construction space. + +=item $user - Name of the user making the request. + +=item $domain - User login domain. + +=item $dir - Directory specification of the path to the file. + +=back + +Side effects: + +=over 4 + +=item A new form is displayed prompting for confirmation. The newfilename +hidden field of this form is loaded with +new filename relative to the current directory ($dir). + +=back + +=cut + +sub Rename1 { + my ($request, $user, $domain, $fn, $newfilename, $style) = @_; + + if(-e $fn) { + if($newfilename) { + # is dest a dir + if ($style eq 'move') { + if (-d $newfilename) { + if ($fn =~ m|/([^/]*)$|) { $newfilename .= '/'.$1; } + } + } + if ($newfilename =~ m|/[^\.]+$|) { + #no extension add on original extension + if ($fn =~ m|/[^\.]*\.([^\.]+)$|) { + $newfilename.='.'.$1; + } + } + $request->print(&checksuffix($fn, $newfilename)); + #renaming a dir, delete the trailing / + #remove second to last element for current dir + if (-d $fn) { + $newfilename=~/\.(\w+)$/; + if (&Apache::loncommon::fileembstyle($1) eq 'ssi') { + $request->print(''.
+ &mt('Cannot change MIME type of a directory.').
+ ''.
+ '
'.&mt('Cancel').'
'
+ .&mt('Cannot rename or move non-obsolete published file.')
+ .'
'
+ .''.&mt('Cancel').'
No new filename specified.'); - return; + $action='Move'; } - } else { - $r->print('
No such file.'); - return; - } - } elsif ($ENV{'form.action'} eq 'newdir') { - my $newdir='/home/'.$uname.'/public_html/'. - $fn.$ENV{'form.newfilename'}; - if (-e $newdir) { - $r->print('
Directory exists.'); - return; - } - $r->print('
Make new directory '. - $fn.$ENV{'form.newfilename'}.'?'); - + $request->print('' + .'
' + .&mt($action.' [_1] to [_2]?', + &display($fn), + &display($newfilename)) + .'
' + ); + &CloseForm1($request, $fn); + } else { + $request->print(''.&mt('No new filename specified.').'
'); + return; + } + } else { + $request->print('' + .&mt('No such file: [_1]', + &display($fn)) + .'
' + ); + return; } - $r->print(''); + } -sub phasetwo { - my ($r,$fn,$uname,$udom)=@_; +=pod + +=item Delete1 - $fn=~/(.*)\/([^\/]+)\.(\w+)$/; - my $dir=$1; - my $main=$2; - my $suffix=$3; - - my $conspace='/home/'.$uname.'/public_html'.$fn; - - if ($ENV{'form.action'} eq 'rename') { - if (-e $conspace) { - if ($ENV{'form.newfilename'}) { - unless (rename('/home/'.$uname.'/public_html'.$fn, - '/home/'.$uname.'/public_html'.$dir.'/'.$ENV{'form.newfilename'})) { - $r->print('Error: '.$!.''); - } + Performs phase 1 processing of the delete operation. In phase one + we just check to be sure the file exists. + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] request object for the current + request. + +=item $user - string [in] Name of the user initiating the request. + +=item $domain - string [in] Domain the initiating user is logged in as + +=item $filename - string [in] Source filename. + +=back + +=cut + +sub Delete1 { + my ($request, $user, $domain, $fn) = @_; + + if( -e $fn) { + $request->print(''); + if (-d $fn) { + unless (&empty_directory($fn,'Delete1')) { + $request->print('
'
+ .''
+ .&mt('Only empty directories may be deleted.')
+ .'
'
+ .&mt('You must delete the contents of the directory first.')
+ .'
No such file.'); + } else { + unless (&obsolete_unpub($user,$domain,$fn)) { + $request->print('
'
+ .&mt('Cannot delete non-obsolete published file.')
+ .'
'
+ .''.&mt('Cancel').'
' + .&mt('Delete [_1]?', + &display($fn)) + .'
' + ); + &CloseForm1($request, $fn); + } else { + $request->print('' + .&mt('No such file: [_1]', + &display($fn)) + .'
' + ); + } +} + +=pod + +=item Copy1($request, $user, $domain, $filename, $newfilename) + + Performs phase 1 processing of the construction space copy command. + Ensure that the source file exists. Ensure that a destination exists, + also warn if the destination already exists. + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] request object for the current + request. + +=item $user - string [in] Name of the user initiating the request. + +=item $domain - string [in] Domain the initiating user is logged in as + +=item $fn - string [in] Source filename. + +=item $newfilename-string [in] Destination filename. + +=back + +=cut + +sub Copy1 { + my ($request, $user, $domain, $fn, $newfilename) = @_; + + if(-e $fn) { + # is dest a dir + if (-d $newfilename) { + if ($fn =~ m|/([^/]*)$|) { $newfilename .= '/'.$1; } + } + if ($newfilename =~ m|/[^\.]+$|) { + #no extension add on original extension + if ($fn =~ m|/[^\.]*\.([^\.]+)$|) { $newfilename.='.'.$1; } + } + $newfilename=~s://+:/:g; # remove duplicate / + while ($newfilename=~m:/\.\./:) { + $newfilename=~ s:/[^/]+/\.\./:/:g; #remove dir/.. + } + $request->print(&checksuffix($fn,$newfilename)); + my ($type,$return)=&exists($user, $domain, $newfilename); + $request->print($return); + if ($type eq 'error') { + $request->print('' + .&mt('Copy [_1] to [_2]?', + &display($fn), + &display($newfilename)) + .'
' + ); + &CloseForm1($request, $fn); + } else { + $request->print('' + .&mt('No such file: [_1]', + &display($fn)) + .'
' + ); + } +} + +=pod + +=item NewDir1 + + Does all phase 1 processing of directory creation: + Ensures that the user provides a new directory name, + and that the directory does not already exist. + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] - Server request object for the + current url. + +=item $username - Name of the user that is requesting the directory creation. + +=item $domain - Domain user is in + +=item $fn - source file. + +=item $newdir - Name of the directory to be created; path relative to the + top level of construction space. +=back + +Side Effects: + +=over 4 + +=item A new form is displayed. Clicking on the confirmation button +causes the newdir operation to transition into phase 2. The hidden field +"newfilename" is set with the construction space path to the new directory. + + +=back + +=cut + + +sub NewDir1 { + my ($request, $username, $domain, $fn, $newfilename, $mode) = @_; + + my ($type, $result)=&exists($username,$domain,$newfilename,'directory'); + $request->print($result); + if ($type eq 'error') { + $request->print(''); + } else { + if (($mode eq 'testbank') || ($mode eq 'imsimport')) { + $request->print(''."\n". + ''); + } + $request->print('' + .'' + .&mt('Make new directory [_1]?', + &display($newfilename)) + .'
' + ); + &CloseForm1($request, $fn); + } +} + + +sub Decompress1 { + my ($request, $user, $domain, $fn) = @_; + if( -e $fn) { + $request->print(''); + $request->print('' + .&mt('Decompress [_1]?', + &display($fn)) + .'
' + ); + &CloseForm1($request, $fn); + } else { + $request->print('' + .&mt('No such file: [_1]', + &display($fn)) + .'
' + ); + } +} + +=pod + +=item NewFile1 + + Does all phase 1 processing of file creation: + Ensures that the user provides a new filename, adds proper extension + if needed and that the file does not already exist, if it is a html, + problem, page, or sequence, it then creates a form link to hand the + actual creation off to the proper handler. + +Parameters: + +=over 4 + +=item $request - Apache Request Object [in] - Server request object for the + current url. + +=item $username - Name of the user that is requesting the directory creation. + +=item $domain - Name of the domain of the user + +=item $fn - Source file name + +=item $newfilename + - Name of the file to be created; no path information +=back + +Side Effects: + +=over 4 + +=item 2 new forms are displayed. Clicking on the confirmation button +causes the browser to attempt to load the specfied URL, allowing the +proper handler to take care of file creation. There is also a Cancel +button which returns you to the driectory listing you came from + +=back + +=cut + +sub NewFile1 { + my ($request, $user, $domain, $fn, $newfilename) = @_; + return if (&filename_check($newfilename) ne 'ok'); + + if ($env{'form.action'} =~ /new(.+)file/) { + my $extension=$1; + if ($newfilename !~ /\Q.$extension\E$/) { + if ($newfilename =~ m|/[^/.]*\.(?:[^/.]+)$|) { + #already has an extension strip it and add in expected one + $newfilename =~ s|(/[^./])\.(?:[^.]+)$|$1|; + } + $newfilename.=".$extension"; + } + } + my ($type, $result)=&exists($user,$domain,$newfilename); + $request->print($result); + if ($type eq 'error') { + $request->print(''); + } else { + my $extension; + + if ($newfilename =~ m{[^/.]+\.([^/.]+)$}) { + $extension = $1; + } + + my @okexts = qw(xml html xhtml htm xhtm problem page sequence rights sty task library js css txt); + if (($extension eq '') || (!grep(/^\Q$extension\E/,@okexts))) { + my $validexts = '.'.join(', .',@okexts); + $request->print(''. + &mt('Invalid filename: ').&display($newfilename).'
'.
+ &mt('The name of the new file needs to end with an appropriate file extension to indicate the type of file to create.').'
'.
+ &mt('The following are valid extensions: [_1].',$validexts).
+ '
'. + '
'. + ''); return; } - } elsif ($ENV{'form.action'} eq 'delete') { - if (-e $conspace) { - unless (unlink('/home/'.$uname.'/public_html'.$fn)) { - $r->print('Error: '.$!.''); - } + + $request->print(''.&mt('Make new file').' '.&display($newfilename).'?
'); + $request->print(''); + + $request->print(''); + $request->print(''); + } + return; +} + +sub filename_check { + my ($newfilename) = @_; + ##Informs User (name).(number).(extension) not allowed + if($newfilename =~ /\.(\d+)\.(\w+)$/){ + $r->print(''.$newfilename. + ' - '.&mt('Bad Filename').'No such file.'); - return; + $dirlist=$fn; } - } elsif ($ENV{'form.action'} eq 'copy') { - if (-e $conspace) { - if ($ENV{'form.newfilename'}) { - unless (copy('/home/'.$uname.'/public_html'.$fn, - '/home/'.$uname.'/public_html'.$dir.'/'.$ENV{'form.newfilename'})) { - $r->print('Error: '.$!.''); - } + $r->print('
' + .&mt('No new filename specified.') + .'
' + ); + } + } +} + +=pod + +=item Rename2($request, $user, $directory, $oldfile, $newfile) + +Performs phase 2 processing of a rename reequest. This is where the +actual rename is performed. + +Parameters + +=over 4 + +=item $request - Apache request object [in] The request being processed. + +=item $user - string [in] The name of the user initiating the request. + +=item $directory - string [in] The name of the directory relative to the + construction space top level of the renamed file. + +=item $oldfile - Name of the file. + +=item $newfile - Name of the new file. + +=back + +Returns: + +=over 4 + +=item 1 Success. + +=item 0 Failure. + +=cut + +sub Rename2 { + + my ($request, $user, $directory, $oldfile, $newfile) = @_; + + &Debug($request, "Rename2 directory: ".$directory." old file: ".$oldfile. + " new file ".$newfile."\n"); + &Debug($request, "Target is: ".$directory.'/'. + $newfile); + if (-e $oldfile) { + + my $oRN=$oldfile; + my $nRN=$newfile; + unless (rename($oldfile,$newfile)) { + $request->print(''.&mt('Error').': '.$!.''); + return 0; + } + ## If old name.(extension) exits, move under new name. + ## If it doesn't exist and a new.(extension) exists + ## delete it (only concern when renaming over files) + my $tmp1=$oRN.'.meta'; + my $tmp2=$nRN.'.meta'; + if(-e $tmp1){ + unless(rename($tmp1,$tmp2)){ } + } elsif(-e $tmp2){ + unlink $tmp2; + } + $tmp1=$oRN.'.save'; + $tmp2=$nRN.'.save'; + if(-e $tmp1){ + unless(rename($tmp1,$tmp2)){ } + } elsif(-e $tmp2){ + unlink $tmp2; + } + $tmp1=$oRN.'.log'; + $tmp2=$nRN.'.log'; + if(-e $tmp1){ + unless(rename($tmp1,$tmp2)){ } + } elsif(-e $tmp2){ + unlink $tmp2; + } + $tmp1=$oRN.'.bak'; + $tmp2=$nRN.'.bak'; + if(-e $tmp1){ + unless(rename($tmp1,$tmp2)){ } + } elsif(-e $tmp2){ + unlink $tmp2; + } + } else { + $request->print( + '' + .&mt('No such file: [_1]', + &display($oldfile)) + .'
' + ); + return 0; + } + return 1; +} + +=pod + +=item Delete2($request, $user, $filename) + + Performs phase two of a delete. The user has confirmed that they want +to delete the selected file. The file is deleted and the results of the +delete attempt are indicated. + +Parameters: + +=over 4 + +=item $request - Apache Request object [in] the request object for the current + delete operation. + +=item $user - string [in] The name of the user initiating the delete + request. + +=item $filename - string [in] The name of the file, relative to construction + space, to delete. + +=back + +Returns: + 1 - success. + 0 - Failure. + +=cut + +sub Delete2 { + my ($request, $user, $filename) = @_; + if (-d $filename) { + unless (&empty_directory($filename,'Delete2')) { + $request->print(''.&mt('Error: Directory Non Empty').''); + return 0; + } else { + if(-e $filename) { + unless(rmdir($filename)) { + $request->print(''.&mt('Error').': '.$!.''); + return 0; + } } else { - $r->print('No new filename specified.'); - return; + $request->print('
'.&mt('No such file').'
'); + return 0; } - } else { - $r->print('No such file.'); - return; - } - } elsif ($ENV{'form.action'} eq 'newdir') { - my $newdir='/home/'.$uname.'/public_html/'. - $fn.$ENV{'form.newfilename'}; - unless (mkdir($newdir,0770)) { - $r->print('Error: '.$!.''); + } + } else { + if(-e $filename) { + unless(unlink($filename)) { + $request->print(''.&mt('Error').': '.$!.''); + return 0; + } + } else { + $request->print('
'.&mt('No such file').'
'); + return 0; + } + } + return 1; +} + +=pod + +=item Copy2($request, $username, $dir, $oldfile, $newfile) + + Performs phase 2 of a copy. The file is copied and the status + of that copy is reported back to the user. + +=over 4 + +=item $request - Apache request object [in]; the apache request currently + being executed. + +=item $username - string [in] Name of the user who is requesting the copy. + +=item $dir - string [in] Directory path relative to the construction space + of the destination file. + +=item $oldfile - string [in] Name of the source file. + +=item $newfile - string [in] Name of the destination file. + + +=back + +Returns 0 failure, and 1 successs. + +=cut + +sub Copy2 { + my ($request, $username, $dir, $oldfile, $newfile) = @_; + &Debug($request ,"Will try to copy $oldfile to $newfile"); + if(-e $oldfile) { + if ($oldfile eq $newfile) { + $request->print(''.&mt('Warning').': '.&mt('Name of new file is the same as name of old file').' - '.&mt('no action taken').'.'); + return 1; } + unless (copy($oldfile, $newfile)) { + $request->print(''.&mt('copy Error').': '.$!.''); + return 0; + } elsif (!chmod(0660, $newfile)) { + $request->print(''.&mt('chmod error').': '.$!.''); + return 0; + } elsif (-e $oldfile.'.meta' && + !copy($oldfile.'.meta', $newfile.'.meta') && + !chmod(0660, $newfile.'.meta')) { + $request->print(''.&mt('copy metadata error'). + ': '.$!.''); + return 0; + } else { + return 1; + } + } else { + $request->print(''.&mt('No such file').'
'); + return 0; + } + return 1; +} + +=pod + +=item NewDir2($request, $user, $newdirectory) + + Performs phase 2 processing of directory creation. This involves creating the directory and + reporting the results of that creation to the user. + +Parameters: +=over 4 + +=item $request - Apache request object [in]. Object representing the current HTTP request. + +=item $user - string [in] The name of the user that is initiating the request. + +=item $newdirectory - string [in] The full path of the directory being created. + +=back + +Returns 0 - failure 1 - success. + +=cut + +sub NewDir2 { + my ($request, $user, $newdirectory) = @_; + + unless(mkdir($newdirectory, 02770)) { + $request->print(''.&mt('Error').': '.$!.''); + return 0; + } + unless(chmod(02770, ($newdirectory))) { + $request->print(''.&mt('Error').': '.$!.''); + return 0; + } + return 1; +} + +sub decompress2 { + my ($r, $user, $dir, $file) = @_; + &Apache::lonnet::appenv({'cgi.file' => $file}); + &Apache::lonnet::appenv({'cgi.dir' => $dir}); + my $result=&Apache::lonnet::ssi_body('/cgi-bin/decompress.pl'); + $r->print($result); + &Apache::lonnet::delenv('cgi.file'); + &Apache::lonnet::delenv('cgi.dir'); + return 1; +} + +=pod + +=item phasetwo($r, $fn, $uname, $udom) + + Controls the phase 2 processing of file management + requests for construction space. In phase one, the user + was asked to confirm the operation. In phase 2, the operation + is performed and the result is shown. + + The strategy is to break out the processing into specific action processors + named action2 where action is the requested action and the 2 denotes + phase 2 processing. + +Parameters: + +=over 4 + +=item $r - Apache Request object [in] The request object for this httpd + transaction. + +=item $fn - string [in] A filename indicating the object that is being + manipulated. + +=item $uname - string [in] The name of the user initiating the file management + request. + +=item $udom - string [in] The login domain of the user initiating the + file management request. +=back + +=cut + +sub phasetwo { + my ($r,$fn,$uname,$udom)=@_; + + &Debug($r, "loncfile - Entering phase 2 for $fn"); + + # Break down the file into its component pieces. + + my $dir; # Directory path + my $main; # Filename. + my $suffix; # Extension. + if ($fn=~m:(.*)/([^/]+):) { + $dir=$1; # Directory path + $main=$2; # Filename. + } + if($main=~m:\.(\w+)$:){ # Fixes problems with filenames with no extensions + $suffix=$1; #This is the actually filename extension if it exists + $main=~s/\.\w+$//; #strip the extension + } + my $dest; # + my $dest_dir; # On success this is where we'll go. + my $disp_newname; # + my $dest_newname; # + &Debug($r,"loncfile::phase2 dir = $dir main = $main suffix = $suffix"); + &Debug($r," newfilename = ".$env{'form.newfilename'}); + + my $conspace=$fn; + + &Debug($r,"loncfile::phase2 Full construction space name: $conspace"); + + &Debug($r,"loncfie::phase2 action is $env{'form.action'}"); + + # Select the appropriate processing sub. + if ($env{'form.action'} eq 'decompress') { + $main .= '.'.$suffix; + if(!&decompress2($r, $uname, $dir, $main)) { + return ; + } + $dest = $dir."/."; + } elsif ($env{'form.action'} eq 'rename' || + $env{'form.action'} eq 'move') { + if($env{'form.newfilename'}) { + if (!defined($dir)) { + $fn=~m:^(.*)/:; + $dir=$1; + } + if(!&Rename2($r, $uname, $dir, $fn, $env{'form.newfilename'})) { + return; + } + $dest = $dir."/"; + $dest_newname = $env{'form.newfilename'}; + $env{'form.newfilename'} =~ /.+(\/.+$)/; + $disp_newname = $1; + $disp_newname =~ s/\///; + } + } elsif ($env{'form.action'} eq 'delete') { + if(!&Delete2($r, $uname, $env{'form.newfilename'})) { + return ; + } + # Once a resource is deleted, we just list the directory that + # previously held it. + # + $dest = $dir."/."; # Parent dir. + } elsif ($env{'form.action'} eq 'copy') { + if($env{'form.newfilename'}) { + if(!&Copy2($r, $uname, $dir, $fn, $env{'form.newfilename'})) { + return ; + } + $dest = $env{'form.newfilename'}; + } else { + $r->print(''.&mt('No New filename specified').'
'); + return; + } + + } elsif ($env{'form.action'} eq 'newdir') { + my $newdir= $env{'form.newfilename'}; + if(!&NewDir2($r, $uname, $newdir)) { + return; + } + $dest = $newdir."/"; + } + if ( ($env{'form.action'} eq 'newdir') && ($env{'form.phase'} eq 'two') && ( ($env{'form.callingmode'} eq 'testbank') || ($env{'form.callingmode'} eq 'imsimport') ) ) { + $r->print('Unknown Action'); - return OK; - } - if ($ENV{'form.phase'} eq 'two') { - &phasetwo($r,$fn,$uname,$udom); - } else { - &phaseone($r,$fn,$uname,$udom); - } + my (%loaditem,$js); - $r->print('