Annotation of loncom/cgi/quotacheck.pl, revision 1.2
1.1 raeburn 1: #!/usr/bin/perl
2: $|=1;
3: # Display quotas for uploaded course content, current disk usage and
4: # percent usage for courses and communities for requested domain.
5: # Requester should either be an active domain coordinator in
6: # requested domain, or current server should belong to requested
7: # domain.
8: #
1.2 ! raeburn 9: # $Id: quotacheck.pl,v 1.1 2014/03/17 02:37:13 raeburn Exp $
1.1 raeburn 10: #
11: # Copyright Michigan State University Board of Trustees
12: #
13: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
14: #
15: # LON-CAPA is free software; you can redistribute it and/or modify
16: # it under the terms of the GNU General Public License as published by
17: # the Free Software Foundation; either version 2 of the License, or
18: # (at your option) any later version.
19: #
20: # LON-CAPA is distributed in the hope that it will be useful,
21: # but WITHOUT ANY WARRANTY; without even the implied warranty of
22: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23: # GNU General Public License for more details.
24: #
25: # You should have received a copy of the GNU General Public License
26: # along with LON-CAPA; if not, write to the Free Software
27: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28: #
29: # /home/httpd/html/adm/gpl.txt
30: #
31: # http://www.lon-capa.org/
32: #
33:
34: use strict;
35:
36: use lib '/home/httpd/lib/perl/';
37: use Apache::lonnet();
38: use Apache::loncommon();
39: use Apache::lonlocal();
40: use LONCAPA::Configuration();
41: use LONCAPA::loncgi();
42: use LONCAPA::lonauthcgi();
43: use File::Find;
44: use CGI qw(:standard);
45: use LONCAPA;
46:
47: my $perlvar=&LONCAPA::Configuration::read_conf('loncapa.conf');
48: my $lonhost;
49: if (ref($perlvar) eq 'HASH') {
50: $lonhost = $perlvar->{'lonHostID'};
51: }
52: undef($perlvar);
53:
54: print &LONCAPA::loncgi::cgi_header('text/html',1);
55: &main($lonhost);
56:
57: sub main {
58: my ($lonhost) = @_;
59: if ($lonhost eq '') {
60: &Apache::lonlocal::get_language_handle();
61: &Apache::lonhtmlcommon::add_breadcrumb
62: ({href=>"/cgi-bin/quotacheck.pl",
63: text=>"Content disk usage"});
64: print(&Apache::loncommon::start_page('Course/Community disk usage and quotas').
65: &Apache::lonhtmlcommon::breadcrumbs('Course/Community status').
66: '<p class="LC_error">'.
67: &Apache::lonlocal::mt("Error: could not determine server's LON-CAPA hostID.").
68: '</p>'
69: &Apache::loncommon::end_page());
70: return;
71: }
72: if (&LONCAPA::lonauthcgi::check_ipbased_access('diskusage')) {
73: &LONCAPA::loncgi::check_cookie_and_load_env();
74: } else {
75: if (!&LONCAPA::loncgi::check_cookie_and_load_env()) {
76: &Apache::lonlocal::get_language_handle();
77: print(&LONCAPA::loncgi::missing_cookie_msg());
78: return;
79: }
80: if (!&LONCAPA::lonauthcgi::can_view('diskusage')) {
81: &Apache::lonlocal::get_language_handle();
82: print(&LONCAPA::lonauthcgi::unauthorized_msg('diskusage'));
83: return;
84: }
85: }
86: my (%gets,%posted,$reqdom,$crstype,%params);
87:
88: #
89: # Get domain -- if this is for an authenticated user (i.e., not IP-based access)
90: # Set domain in the order (a) value of fixeddom form element, if submitted
91: # (b) value of domain item in query string
92: # (c) default login domain for current server
93: #
94:
95: if (($Apache::lonnet::env{'user.name'}) && ($Apache::lonnet::env{'user.domain'})) {
96: my $q = CGI->new;
97: %params = $q->Vars;
98: $crstype = 'Course';
99: if ($params{'type'} eq 'Community') {
100: $crstype = $params{'type'};
101: }
102: if ($params{'fixeddom'}) {
103: $reqdom = $params{'fixeddom'};
104: }
105: }
106: if (($reqdom eq '') && ($ENV{'QUERY_STRING'})) {
107: &LONCAPA::loncgi::cgi_getitems($ENV{'QUERY_STRING'},\%gets);
108: if (ref($gets{'domain'}) eq 'ARRAY') {
109: $gets{'domain'}->[0] =~ s/^\s+|\s+$//g;
110: if ($gets{'domain'}->[0] =~ /^$LONCAPA::match_domain$/) {
111: my $domdesc = &Apache::lonnet::domain($gets{'domain'}->[0]);
112: unless ($domdesc eq '') {
113: $reqdom = $gets{'domain'}->[0];
114: }
115: }
116: }
117: }
118: if ($reqdom eq '') {
119: $reqdom = &Apache::lonnet::default_login_domain();
120: }
121:
122: &Apache::lonlocal::get_language_handle();
123: &Apache::lonhtmlcommon::add_breadcrumb
124: ({href=>"/cgi-bin/quotacheck.pl?domain=$reqdom",
125: text=>"Content disk usage"});
126: if ($params{'gosearch'}) {
127: &Apache::lonhtmlcommon::add_breadcrumb
128: ({href=>"/cgi-bin/quotacheck.pl?domain=$reqdom",
129: text=>"Result"});
130: }
131: my $domdesc = &Apache::lonnet::domain($reqdom,'description');
132: print(&Apache::loncommon::start_page('Course/Community disk usage and quotas').
133: &Apache::lonhtmlcommon::breadcrumbs('Course/Community status').
134: '<h2>'.&Apache::lonlocal::mt('Quotas for uploaded course content').'</h2>'.
135: '<h3>'.$domdesc.'</h3>');
136:
137: #
138: # If this is for an authenticated user (i.e., not IP-based access)
139: # create display to choose filters to restrict courses/communities displayed
140: # (e.g., recent activity, recently created, institutional code, course owner etc.)
141: #
142:
143: if (($Apache::lonnet::env{'user.name'}) && ($Apache::lonnet::env{'user.domain'})) {
144: my ($numtitles,@codetitles);
145: print(&Apache::loncommon::js_changer());
146: my ($filterlist,$filter) = &get_filters($reqdom,\%params);
147: $Apache::lonnet::env{'form.official'} = $params{'official'};
148: if ($params{'official'}) {
149: my @standardnames = &Apache::loncommon::get_standard_codeitems();
150: pop(@standardnames);
151: foreach my $item (@standardnames) {
152: if ($params{'official'} eq 'on') {
153: $Apache::lonnet::env{'form.'.$item} = $params{$item};
154: } else {
155: $Apache::lonnet::env{'form.'.$item} = 0;
156: }
157: }
158: $Apache::lonnet::env{'form.state'} = $params{'state'};
159: }
160: print(&Apache::loncommon::build_filters($filterlist,$crstype,undef,undef,$filter,
161: '/cgi-bin/quotacheck.pl',\$numtitles,
162: 'quotacheck',undef,undef,undef,
163: \@codetitles,$reqdom,'quotacheck',$reqdom));
164: if ($params{'gosearch'}) {
165: if ($params{'official'} eq 'on') {
166: $Apache::lonnet::env{'form.state'} = $params{'state'};
167: }
168: my %courses = &Apache::loncommon::search_courses($reqdom,$crstype,$filter,$numtitles,
169: undef,undef,undef,\@codetitles);
170: my @showcourses = keys(%courses);
171: &print_usage($lonhost,$reqdom,\@showcourses);
172: }
173: print(&Apache::loncommon::end_page());
174: return;
175: }
176: &print_usage($lonhost,$reqdom);
177: print(&Apache::loncommon::end_page());
178: return;
179: }
180:
181: sub print_usage {
182: my ($lonhost,$dom,$courses) = @_;
183: my @domains = &Apache::lonnet::current_machine_domains();
184: my @ids=&Apache::lonnet::current_machine_ids();
185: my $domain = &Apache::lonnet::host_domain($lonhost);
186:
187: #
188: # If user's current role is domain coordinator, domain of courses/communities
189: # to be shown needs to be domain being coordinated.
190: #
191: if ($Apache::lonnet::env{'request.role'} =~ m{^dc\./}) {
192: $domain = $Apache::lonnet::env{'request.role.domain'};
193: unless ($dom eq $domain) {
194: my $otherdomdesc = &Apache::lonnet::domain($domain,'description');
195: print('<p class="LC_error">'.
196: &Apache::lonlocal::mt('Requested domain does not match domain being coordinated.').
197: '</p>'."\n".
198: '<p class="LC_info">'.
199: &Apache::lonlocal::mt('Show quotas for the domain being coordinated: [_1]',
200: '<a href="/cgi-bin/quotacheck.pl?domain='.$domain.'">'.
201: $otherdomdesc.'</a>').
202: '</p>');
203: return;
204: }
205: } else {
206: unless (grep(/^\Q$dom\E/,@domains)) {
207: print('<p class="LC_error">'.
208: &Apache::lonlocal::mt('Requested domain is not hosted on this server.').
209: '</p>');
210: return;
211: }
212: }
213: my %domdefs = &Apache::lonnet::get_domain_defaults($dom);
214: my @showcourses;
215: if (ref($courses) eq 'ARRAY') {
216: @showcourses = @{$courses};
217: } else {
218: my %courseshash = &Apache::lonnet::courseiddump($dom,'.',1,'.','.','.',undef,undef,'.');
219: if (keys(%courseshash)) {
220: @showcourses = keys(%courseshash);
221: }
222: }
223: if (@showcourses) {
224: print(&Apache::loncommon::start_data_table().
225: &Apache::loncommon::start_data_table_header_row().
226: '<th>'.&Apache::lonlocal::mt('Course Type').'</th>'.
227: '<th>'.&Apache::lonlocal::mt('Course Title').'</th>'.
228: '<th>'.&Apache::lonlocal::mt('Institutional Code').'</th>'.
229: '<th>'.&Apache::lonlocal::mt('Quota (MB)').'</th>'.
230: '<th>'.&Apache::lonlocal::mt('Usage (MB)').'</th>'.
231: '<th>'.&Apache::lonlocal::mt('Percent usage').'</th>'.
232: &Apache::loncommon::end_data_table_header_row());
233: foreach my $cid (@showcourses) {
234: my %courseinfo=&Apache::lonnet::coursedescription($cid,{'one_time' => '1'});
235: my $cdesc = $courseinfo{'description'};
236: my $cnum = $courseinfo{'num'};
237: my $chome = $courseinfo{'home'};
238: my $crstype = $courseinfo{'type'};
239: if ($crstype eq '') {
240: if ($cnum =~ /^$LONCAPA::match_community$/) {
241: $crstype = 'Community';
242: } else {
243: $crstype = 'Course';
244: }
245: }
246: my $instcode = $courseinfo{'internal.coursecode'};
247: my $quota = $courseinfo{'internal.uploadquota'};
248: $quota =~ s/[^\d\.]+//g;
249: my $quotatype = 'unofficial';
250: if ($crstype eq 'Community') {
251: $quotatype = 'community';
252: } elsif ($courseinfo{'internal.coursecode'}) {
253: $quotatype = 'official';
254: } elsif ($courseinfo{'internal.textbook'}) {
255: $quotatype = 'textbook';
256: }
257: if ($quota eq '') {
258: $quota = $domdefs{$crstype.'quota'};
259: }
260: $quota =~ s/[^\d\.]+//g;
261: if ($quota eq '') {
262: $quota = 500;
263: }
264: my $current_disk_usage = 0;
265: if (grep(/^\Q$chome\E$/,@ids)) {
266: my $dir = &propath($dom,$cnum).'/userfiles/';
267: foreach my $subdir ('docs','supplemental') {
268: my $ududir = "$dir/$subdir";
269: my $total_size=0;
270: my $code=sub {
271: if (-d $_) { return;}
272: $total_size+=(stat($_))[7];
273: };
274: chdir($ududir);
275: find($code,$ududir);
276: $total_size=int($total_size/(1024*1024));
277: $current_disk_usage += $total_size;
278: }
279: } else {
280: foreach my $subdir ('docs','supplemental') {
281: $current_disk_usage += &Apache::lonnet::diskusage($dom,$cnum,"userfiles/$subdir",1);
282: }
1.2 ! raeburn 283: $current_disk_usage=int($current_disk_usage/1024);
1.1 raeburn 284: }
285: my $percent;
286: if (($quota == 0) || ($quota =~ /[^\d\.]/)) {
287: $percent = 100.0;
288: } else {
289: $percent = 100*($current_disk_usage/$quota);
290: }
291: $current_disk_usage = sprintf("%.0f",$current_disk_usage);
292: $quota = sprintf("%.0f",$quota);
293: $percent = sprintf("%.0f",$percent);
294: print(&Apache::loncommon::start_data_table_row().
295: '<td>'.$quotatype.'</td>'.
296: '<td>'.$cdesc.'</td>'.
297: '<td>'.$instcode.'</td>'.
298: '<td>'.$quota.'</td>'.
299: '<td>'.$current_disk_usage.'</td>'.
300: '<td>'.$percent.'</td>'.
301: &Apache::loncommon::end_data_table_row()
302: );
303: }
304: print(&Apache::loncommon::end_data_table().'<br /><br />');
305: } else {
306: print(&Apache::lonlocal::mt('No courses match search criteria.'));
307: }
308: return;
309: }
310:
311: sub get_filters {
312: my ($dom,$params) = @_;
313: my @filterlist = ('descriptfilter','instcodefilter','ownerfilter',
314: 'ownerdomfilter','coursefilter','sincefilter');
315: # created filter
316: my $loncaparev = &Apache::lonnet::get_server_loncaparev($dom);
317: if ($loncaparev ne 'unknown_cmd') {
318: push(@filterlist,'createdfilter');
319: }
320: my %filter;
321: foreach my $item (@filterlist) {
322: $filter{$item} = '';
323: }
324: if (ref($params) eq 'HASH') {
325: foreach my $item (@filterlist) {
326: $filter{$item} = $params->{$item};
327: }
328: }
329: return (\@filterlist,\%filter);
330: }
331:
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