Annotation of loncom/publisher/lonunauthorized.pm, revision 1.17.2.1
1.1 www 1: # The LearningOnline Network
2: # Unauthorized to access construction space
3: #
1.17.2.1! raeburn 4: # $Id: lonunauthorized.pm,v 1.17 2013/06/07 16:07:49 bisitz Exp $
1.1 www 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::lonunauthorized;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon;
34: use Apache::lonnet;
1.2 www 35: use Apache::lonlocal;
1.6 albertel 36: use LONCAPA();
1.11 raeburn 37: use HTML::Entities();
1.1 www 38:
39: sub handler {
40: my $r = shift;
1.2 www 41: &Apache::loncommon::content_type($r,'text/html');
1.1 www 42: $r->send_http_header;
43: return OK if $r->header_only;
44:
45: # ------------------------------------------------------------ Print the screen
46: # Figure out who the user is and what they wanted to access
47:
1.11 raeburn 48: my ($ownername,$ownerdomain,$ownerhome);
49: if ($env{'request.editurl'} ne '') {
50: ($ownername,$ownerdomain,$ownerhome) =
1.15 raeburn 51: &Apache::lonnet::constructaccess($env{'request.editurl'});
1.11 raeburn 52: }
53:
54: # Breadcrumbs
55: &Apache::lonhtmlcommon::clear_breadcrumbs();
56: if ($env{'request.role'} =~ /^(au|ca|aa)/) {
57: &Apache::lonhtmlcommon::add_breadcrumb({
1.16 raeburn 58: 'text' => 'Authoring Space',
1.12 raeburn 59: 'href' => &Apache::loncommon::authorspace($env{'request.editurl'}),
1.11 raeburn 60: });
61: } elsif (($env{'request.course.id'}) &&
62: (&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) {
63: &Apache::lonhtmlcommon::add_breadcrumb({
64: 'text' => 'Course Contents',
65: 'href' => '/adm/coursedocs',
66: });
67: }
68:
1.1 www 69: # print header
1.16 raeburn 70: $r->print(&Apache::loncommon::start_page("Failed Access to Authoring Space",
1.5 albertel 71: undef,
1.11 raeburn 72: {'domain' => $ownerdomain,}).
73: &Apache::lonhtmlcommon::breadcrumbs());
1.1 www 74: # figure out what went wrong
75:
76: if ($ownerdomain) {
1.11 raeburn 77: if ($ownerhome eq 'no_host') {
78: $r->print('<p class="LC_error">'.
79: &mt('Unable to determine home server for this resource: [_1]',
80: '<span class="LC_filename">'.$env{'request.editurl'}.'</span>').
81: '</p>');
82: } else {
83: my @hosts = &Apache::lonnet::current_machine_ids();
84: if (!grep(/^\Q$ownerhome\E$/,@hosts)) {
85: my $switchlink = '/adm/switchserver?otherserver='.$ownerhome.
86: '&origurl='.&HTML::Entities::encode($env{'request.editurl'},'<>&"');
87: $r->print('<p class="LC_warning">'.
1.17 bisitz 88: &mt('The Authoring Space for this resource is located on a different server: [_1]',
1.11 raeburn 89: '<b><tt>'.&Apache::lonnet::hostname($ownerhome).'</b></tt>').
90: '</p>'.
91: '<p class="LC_error"><a href="'.$switchlink.'">'.
92: &mt('Switch Server').'</a>'.
93: '</p>');
94: } else {
95: $r->print('<p class="LC_error">'.
96: &mt('You do not have authoring privileges for this resource').' '.
97: '<span class="LC_filename">'.$env{'request.editurl'}.'</span>'.
98: '</p>');
99: }
1.1 www 100: }
1.10 www 101: } elsif (!$env{'request.editurl'}) {
1.11 raeburn 102: if ($ENV{'REDIRECT_URL'} =~ m{^/adm/([^/]+)}) {
103: my $action = $1;
104: my ($option,$filename,$filename1,$filename2,$decompress,
1.17.2.1! raeburn 105: $qualifiedfilename,$warning);
! 106: my %deniedactions = &get_denied_action_text();
1.11 raeburn 107: if ($ENV{'REDIRECT_QUERY_STRING'} ne '') {
108: foreach my $pair (split(/&/,$ENV{'REDIRECT_QUERY_STRING'})) {
109: my ($name,$value) = split(/=/,$pair);
110: if ($name eq 'filename') {
111: if (($action eq 'publish') || ($action eq 'cfile')) {
112: $filename = &LONCAPA::unescape($value);
113: } else {
114: $filename = $value;
115: }
116: } elsif ($name eq 'filename1') {
117: $filename1 = $value;
118: } elsif ($name eq 'filename2') {
119: $filename2 = $value;
120: } elsif ($name eq 'decompress') {
121: $decompress = $value;
122: $option = 'decompress';
123: } elsif ($name eq 'qualifiedfilename') {
124: $qualifiedfilename = $value;
1.14 raeburn 125: } elsif ($name eq 'versionone') {
1.11 raeburn 126: if ($value eq 'priv') {
127: $option = 'cstr';
128: }
129: } elsif ($name eq 'versiontwo') {
130: if ($value eq 'priv') {
131: $option = 'cstr';
132: }
133: } elsif ($name eq 'filetwo') {
1.17.2.1! raeburn 134: $option = $value;
1.11 raeburn 135: }
136: }
137: if (($action eq 'upload') || ($action eq 'testbank')) {
1.17.2.1! raeburn 138: if (($filename1 ne '') && ($filename2 ne '')) {
1.11 raeburn 139: $filename = $filename1.$filename2;
140: }
141: } elsif ($action eq 'cfile') {
142: if ($decompress ne '') {
143: $filename = $decompress;
144: } elsif ($qualifiedfilename ne '') {
145: $filename = $qualifiedfilename;
146: }
147: }
148: if ($option eq 'decompress') {
149: $warning = $deniedactions{$option};
150: } else {
151: $warning = $deniedactions{$action};
152: }
153: if ($warning) {
154: if (($action eq 'diff') && ($option ne 'cstr')) {
155: $r->print('<p class="LC_error">'.
1.13 raeburn 156: $deniedactions{$action}.'</p><p class="LC_warning">'.
1.11 raeburn 157: &mt('You do not have privileges to view the published resource').' '.
158: '<span class="LC_filename">'.$filename.'</span>'.
159: '</p>');
160: } else {
161: if (($action eq 'diff') && ($option eq 'cstr')) {
162: $filename =~ s{^/res/}{/priv/};
163: }
164: $r->print('<p class="LC_error">'.
165: $deniedactions{$action}.'</p><p class="LC_warning">'.
166: &mt('You do not have authoring privileges for this resource').' '.
167: '<span class="LC_filename">'.$filename.'</span>'.
168: '</p>');
169: }
170: } else {
171: $r->print('<p class="LC_error">'.
172: &mt('You are not permitted to take this action.').
173: '</p>');
174: }
1.17.2.1! raeburn 175: } elsif (($action eq 'upload') || ($action eq 'testbank')) {
! 176: $filename1 = $env{'form.filename1'};
! 177: $filename2 = $env{'form.filename2'};
! 178: if (($filename1 ne '') && ($filename2 ne '')) {
! 179: $filename = $filename1.$filename2;
! 180: }
! 181: $warning = $deniedactions{$action};
! 182: if ($warning) {
! 183: if ($filename =~ m{^/priv/.+\.\d+\.[^.]+$}) {
! 184: $r->print('<p class="LC_error">'.
! 185: &mt('There is a problem with the filename').' '.
! 186: '<span class="LC_filename">'.$filename.'</span></p>'.
! 187: '<p class="LC_warning">'.
! 188: &mt('The suggested filename may not include the pattern ".number.extension" as LON-CAPA reserves that pattern for its internal versioning mechanism.').
! 189: '</p>');
! 190: } else {
! 191: $r->print('<p class="LC_error">'.
! 192: $deniedactions{$action}.'</p><p class="LC_warning">'.
! 193: &mt('You do not have authoring privileges for this resource').' '.
! 194: '<span class="LC_filename">'.$filename.'</span>'.
! 195: '</p>');
! 196: }
! 197: } else {
! 198: $r->print('<p class="LC_error">'.
! 199: &mt('You are not permitted to take this action.').
! 200: '</p>');
! 201: }
1.11 raeburn 202: }
203: } elsif ($r->uri =~ m{priv/.+\.\d+\.[^.]+$}) {
204: $r->print('<p class="LC_error">'.
205: &mt('There is a problem with the filename').' '.
206: '<span class="LC_filename">'.$r->uri.'</span></p>'.
207: '<p class="LC_warning">'.
1.17 bisitz 208: &mt('You may be attempting to edit a versioned file (files in Authoring Space may not include a version number before the extension).').
1.11 raeburn 209: '</p>');
210: } else {
211: $r->print('<p class="LC_error">'.
212: &mt('You are not permitted to take this action.').
213: '</p>');
214: }
215: } elsif ($env{'request.editurl'} =~ m{priv/.+\.\d+\.[^.]+$}) {
216: $r->print('<p class="LC_error">'.
217: &mt('There is a problem with the filename').' '.
218: '<span class="LC_filename">'.$env{'request.editurl'}.'</span></p>'.
219: '<p class="LC_warning">'.
1.17 bisitz 220: &mt('You may be attempting to edit a versioned file (files in Authoring Space may not include a version number before the extension).').
1.11 raeburn 221: '</p>');
1.1 www 222: } else {
1.9 bisitz 223: $r->print('<p class="LC_error">'
1.11 raeburn 224: .&mt('You do not have authoring privileges for this resource').' '
225: .'<span class="LC_filename">'.$env{'request.editurl'}.'</span>'
1.9 bisitz 226: .'</p>');
1.11 raeburn 227: my ($realownerdom,$realownername) =
228: ($env{'request.editurl'}=~m{^/priv/($LONCAPA::domain_re)/($LONCAPA::username_re)});
1.1 www 229: my $realownerhome=
1.11 raeburn 230: &Apache::lonnet::homeserver($realownername,$realownerdom);
1.1 www 231: unless ($realownerhome eq 'no_host') {
1.11 raeburn 232: my $plainname=&Apache::loncommon::plainname($realownername,$realownerdom);
233: my $user=$realownername.':'.$realownerdom;
1.8 bisitz 234: my $userlink=&Apache::loncommon::aboutmewrapper(
235: $plainname.' ('.$user.')'
236: ,$realownername
1.11 raeburn 237: ,$realownerdom);
1.8 bisitz 238: $r->print('<p>'
239: .&mt('Contact [_1] for access.',$userlink)
240: .'</p>');
1.1 www 241: }
242: }
1.5 albertel 243: $r->print(&Apache::loncommon::end_page());
1.1 www 244: return OK;
1.11 raeburn 245: }
246:
247: sub get_denied_action_text {
248: my %deniedtext =
249: &Apache::lonlocal::texthash(
250: cfile => 'Copying, moving, renaming or creating file not allowed.',
251: publish => 'Publishing not allowed.',
252: upload => 'Uploading file not allowed.',
253: testbank => 'Uploading testbank file not allowed',
254: retrieve => 'Retrieving version information not allowed.',
255: cleanup => 'Clean up of file not allowed.',
256: diff => 'Display of differences between file versions disallowed.',
257: decompress => 'Decompression of archive file disallowed.',
258: );
259: return %deniedtext;
260: }
1.1 www 261:
262: 1;
263: __END__
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