version 1.22, 2006/12/05 02:55:55
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version 1.37, 2013/06/04 22:20:16
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# |
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### |
### |
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package Apache::londiff; |
package Apache::londiff; |
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use strict; |
use strict; |
Line 35 use File::Copy;
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Line 38 use File::Copy;
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use File::Compare; |
use File::Compare; |
use Algorithm::Diff qw(diff); |
use Algorithm::Diff qw(diff); |
use Apache::Constants qw(:common :http :methods); |
use Apache::Constants qw(:common :http :methods); |
use Apache::loncacc(); |
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use Apache::lonnet; |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonretrieve(); |
use Apache::lonretrieve(); |
Line 55 sub get_split_file {
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Line 57 sub get_split_file {
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} |
} |
} |
} |
} elsif ($style eq 'remote') { |
} elsif ($style eq 'remote') { |
my $f1=&Apache::lonnet::getfile($fn); |
$f1=&Apache::lonnet::getfile($fn); |
} |
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if ($f1=~/\r/) { |
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@f1=split(/\r/,&Apache::lonnet::getfile($fn)); |
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foreach my $line (@f1) { |
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$line=~s/\n//g; |
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} |
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} else { |
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@f1=split(/\n/,&Apache::lonnet::getfile($fn)); |
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} |
} |
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@f1=split(/\r\n|\r|\n/,$f1); |
return @f1; |
return @f1; |
} |
} |
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Line 81 sub handler {
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Line 76 sub handler {
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
['filename','versiontwo', |
['filename','versiontwo', |
'versionone','filetwo']); |
'versionone','filetwo']); |
# Get the files |
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# Check permissions |
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my $allowed=0; |
my $cuname=$env{'user.name'}; |
my $cuname=$env{'user.name'}; |
my $cudom=$env{'user.domain'}; |
my $cudom=$env{'user.domain'}; |
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if ($env{'form.filename'}=~/^\/res\//) { |
if ($env{'form.filename'}=~ m{^/res/}) { |
($cudom,$cuname,$env{'form.filename'})= |
if (&Apache::lonnet::allowed('bre',$env{'form.filename'})) { |
($env{'form.filename'}=~m{^/res/($LONCAPA::domain_re)/($LONCAPA::username_re)/(.*)$}); |
if ($env{'request.course.id'}) { |
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if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { |
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$allowed = 1; |
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} |
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} else { |
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$allowed = 1; |
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} |
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} elsif (&Apache::lonnet::allowed('bro',$env{'form.filename'})) { |
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$allowed = 1; |
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} |
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if ($allowed) { |
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($cudom,$cuname,$env{'form.filename'})= |
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($env{'form.filename'}=~m{^/res/($LONCAPA::domain_re)/($LONCAPA::username_re)(/.*)$}); |
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if (($env{'form.versionone'} eq 'priv') || ($env{'form.versiontwo'} eq 'priv')) { |
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my ($cstrname,$cstrdom) = |
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&Apache::lonnet::constructaccess("/priv/$cudom/$cuname".$env{'form.filename'}); |
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unless (($cstrname eq $cuname) && ($cstrdom eq $cudom)) { |
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$allowed = 0; |
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} |
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} |
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} |
} else { |
} else { |
unless (($cuname,$cudom)= |
($cuname,$cudom)= |
&Apache::loncacc::constructaccess($env{'form.filename'}, |
&Apache::lonnet::constructaccess($env{'form.filename'}); |
$r->dir_config('lonDefDomain'))) { |
if ($cuname ne '' && $cudom ne '') { |
$r->log_reason($cuname.':'.$cudom. |
$allowed = 1; |
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} else { |
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$r->log_reason($env{'user.name'}.':'.$env{'user.domain'}. |
' trying to get diffs file '.$env{'form.filename'}. |
' trying to get diffs file '.$env{'form.filename'}. |
' - not authorized', |
' - not authorized', |
$r->filename); |
$r->filename); |
return HTTP_NOT_ACCEPTABLE; |
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} |
} |
} |
} |
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unless ($allowed) { |
my $efn=$env{'form.filename'}; |
return HTTP_NOT_ACCEPTABLE; |
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} |
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$efn=~s{/\~($LONCAPA::username_re)}{}g; |
# Get the files |
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my $efn=$env{'form.filename'}; |
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$efn=~s{^/priv/$LONCAPA::domain_re/$LONCAPA::username_re}{}; |
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my @f1=(); |
my @f1=(); |
my @f2=(); |
my @f2=(); |
Line 111 sub handler {
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Line 133 sub handler {
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
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$r->print(&Apache::loncommon::start_page('Resource Differences')); |
$r->print(&Apache::loncommon::start_page('Resource Differences',undef, |
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{'no_nav_bar' => 1, })); |
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$r->print('<h1>'.($env{'form.filetwo'}?'':&mt('Compare versions of')). |
$r->print(($env{'form.filetwo'}?'':&mt('Compare versions of')). |
' <tt>'.$efn.'</tt></h1>'); |
' <span class="LC_filename">'.$efn.'</span>'); |
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if (($cuname ne $env{'user.name'}) || ($cudom ne $env{'user.domain'})) { |
if (($cuname ne $env{'user.name'}) || ($cudom ne $env{'user.domain'})) { |
$r->print('<h3><span class="LC_diff_coauthor">Co-Author: '.$cuname.' at '.$cudom. |
my $nameshown = &Apache::loncommon::plainname($cuname,$cudom). |
'</span></h3>'); |
' ('.$cuname.':'.$cudom.')'; |
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$r->print('<p><span class="LC_info">'); |
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if ($env{'request.role'} =~ /^ca\./) { |
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$r->print(&mt('Co-Author in Authoring Space for: [_1]',$nameshown)); |
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} elsif ($env{'request.role'} =~ /^aa\./) { |
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$r->print(&mt('Assistant Author in Authoring Space for: [_1]',$nameshown)); |
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} else { |
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$r->print(&mt('Resource Author is: [_1]',$nameshown)); |
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} |
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$r->print('</span></p>'); |
} |
} |
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if (&Apache::loncommon::fileembstyle(($efn=~/\.(\w+)$/)) eq 'ssi' |
if (&Apache::loncommon::fileembstyle(($efn=~/\.(\w+)$/)) eq 'ssi' |
|| $efn =~ /\.meta$/) { |
|| $efn =~ /\.meta$/) { |
$r->print('<p><span class="LC_diff_removed">'); |
$r->print('<p><span class="LC_diff_removed">'); |
if ($env{'form.versionone'} eq 'priv') { |
if ($env{'form.versionone'} eq 'priv') { |
my $fn='/home/'.$cuname.'/public_html/'.$efn; |
my $fn=$r->dir_config('lonDocRoot')."/priv/$cudom/$cuname".$efn; |
@f1=&get_split_file($fn,'local'); |
@f1=&get_split_file($fn,'local'); |
$r->print('<b>'.&mt('Construction Space Version').'</b>'); |
$r->print('<b>'.&mt('Authoring Space Version').'</b>'); |
} else { |
} else { |
my $fn= |
my $fn=$r->dir_config('lonDocRoot')."/res/$cudom/$cuname"; |
'/home/httpd/html/res/'.$cudom.'/'.$cuname.'/'; |
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if ($env{'form.versionone'}) { |
if ($env{'form.versionone'}) { |
my ($main,$suffix,$is_meta)= |
my ($main,$suffix,$is_meta)= |
&Apache::lonretrieve::get_file_info($efn); |
&Apache::lonretrieve::get_file_info($efn); |
Line 152 sub handler {
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Line 181 sub handler {
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if ($env{'form.filetwo'}) { |
if ($env{'form.filetwo'}) { |
my $efn2=$env{'form.filetwo'}; |
my $efn2=$env{'form.filetwo'}; |
$efn2=~s{/\~($LONCAPA::username_re)}{}g; |
$efn2=~s{^/priv/$LONCAPA::domain_re/$LONCAPA::username_re}{}; |
my $fn='/home/'.$cuname.'/public_html/'.$efn2; |
my $fn=$r->dir_config('lonDocRoot')."/priv/$cudom/$cuname".$efn2; |
@f2=&get_split_file($fn,'local'); |
@f2=&get_split_file($fn,'local'); |
$r->print('<tt>'.$efn2.'</tt>'); |
$r->print('<tt>'.$efn2.'</tt>'); |
} elsif ($env{'form.versiontwo'} eq 'priv') { |
} elsif ($env{'form.versiontwo'} eq 'priv') { |
my $fn='/home/'.$cuname.'/public_html/'.$efn; |
my $fn=$r->dir_config('lonDocRoot')."/priv/$cudom/$cuname".$efn; |
@f2=&get_split_file($fn,'local'); |
@f2=&get_split_file($fn,'local'); |
$r->print('<b>'.&mt('Construction Space Version').'</b>'); |
$r->print('<b>'.&mt('Authoring Space Version').'</b>'); |
} else { |
} else { |
my $fn= |
my $fn=$r->dir_config('lonDocRoot')."/res/$cudom/$cuname/"; |
'/home/httpd/html/res/'.$cudom.'/'.$cuname.'/'; |
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if ($env{'form.versiontwo'}) { |
if ($env{'form.versiontwo'}) { |
my ($main,$suffix,$is_meta)= |
my ($main,$suffix,$is_meta)= |
&Apache::lonretrieve::get_file_info($efn); |
&Apache::lonretrieve::get_file_info($efn); |
Line 180 sub handler {
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Line 208 sub handler {
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# Run diff |
# Run diff |
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my $diffs = diff(\@f1, \@f2); |
my $diffs = diff(\@f1, \@f2); |
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# Start page output |
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my $chunk; |
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my $line; |
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$r->print('<pre>'); |
if (@$diffs) { |
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# Start page output |
foreach $chunk (@$diffs) { |
my $chunk; |
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my $line; |
foreach $line (@$chunk) { |
$r->print('<pre>'); |
my ($sign, $lineno, $text) = @$line; |
foreach $chunk (@$diffs) { |
$text=&HTML::Entities::encode($text,'<>&"'); |
foreach $line (@$chunk) { |
$lineno=substr($lineno.' ',0,7); |
my ($sign, $lineno, $text) = @$line; |
$r->print('<span class="'.(($sign eq '+')?'LC_diff_added' |
$text=&HTML::Entities::encode($text,'<>&"'); |
:'LC_diff_removed').'">'. |
$lineno=substr($lineno.' ',0,7); |
$sign.' '.$lineno.' '.$text."</span>\n"); |
$r->print('<span class="'.(($sign eq '+')?'LC_diff_added' |
} |
:'LC_diff_removed').'">'. |
$r->print("</pre><hr /><pre>\n"); |
$sign.' '.$lineno.' '.$text."</span>\n"); |
} |
} |
$r->print('</pre>'); |
$r->print("</pre><hr /><pre>\n"); |
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} |
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$r->print('</pre>'); |
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} else { |
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$r->print('<p class="LC_info">'.&mt('No differences found').'</p>'); |
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} |
} else { |
} else { |
$r->print('<h1><span class="LC_warning">'.&mt('Binary File').'</span></h1>'); |
$r->print('<h1><span class="LC_warning">'.&mt('Binary File').'</span></h1>'); |
} |
} |
$r->print('<center><a href="javascript:window.close();">'.&mt('Close This Window').'</a></center>'); |
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$r->print(&Apache::loncommon::end_page()); |
$r->print(&Apache::loncommon::end_page()); |
return OK; |
return OK; |
} |
} |
Line 215 sub handler {
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Line 241 sub handler {
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__END__ |
__END__ |
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=pod |
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=head1 NAME |
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Apache::londiff |
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=head1 SYNOPSIS |
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Handler to show difference between two files. |
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
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=head1 Subroutines |
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=over |
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=item get_split_file() |
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=item are_different_files() |
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=item handler() |
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=cut |