forked from moodle/moodle
-
Notifications
You must be signed in to change notification settings - Fork 0
/
import.php
238 lines (204 loc) · 10.4 KB
/
import.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Bulk group creation registration script from a comma separated file
*
* @copyright 1999 Martin Dougiamas http://dougiamas.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @package core_group
*/
require_once('../config.php');
require_once($CFG->dirroot.'/course/lib.php');
require_once($CFG->dirroot.'/group/lib.php');
include_once('import_form.php');
$id = required_param('id', PARAM_INT); // Course id
$course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
$PAGE->set_url('/group/import.php', array('id'=>$id));
require_login($course);
$context = context_course::instance($id);
require_capability('moodle/course:managegroups', $context);
$strimportgroups = get_string('importgroups', 'core_group');
$PAGE->navbar->add($strimportgroups);
navigation_node::override_active_url(new moodle_url('/group/index.php', array('id' => $course->id)));
$PAGE->set_title("$course->shortname: $strimportgroups");
$PAGE->set_heading($course->fullname);
$PAGE->set_pagelayout('admin');
$returnurl = new moodle_url('/group/index.php', array('id'=>$id));
$mform_post = new groups_import_form(null, array('id'=>$id));
// If a file has been uploaded, then process it
if ($mform_post->is_cancelled()) {
redirect($returnurl);
} else if ($mform_post->get_data()) {
echo $OUTPUT->header();
$csv_encode = '/\&\#44/';
if (isset($CFG->CSV_DELIMITER)) {
$csv_delimiter = $CFG->CSV_DELIMITER;
if (isset($CFG->CSV_ENCODE)) {
$csv_encode = '/\&\#' . $CFG->CSV_ENCODE . '/';
}
} else {
$csv_delimiter = ",";
}
$text = $mform_post->get_file_content('userfile');
$text = preg_replace('!\r\n?!',"\n",$text);
$rawlines = explode("\n", $text);
unset($text);
// make arrays of valid fields for error checking
$required = array("groupname" => 1);
$optionalDefaults = array("lang" => 1);
$optional = array("coursename" => 1,
"idnumber" => 1,
"groupidnumber" => 1,
"description" => 1,
"enrolmentkey" => 1,
"groupingname" => 1);
// --- get header (field names) ---
$header = explode($csv_delimiter, array_shift($rawlines));
// check for valid field names
foreach ($header as $i => $h) {
$h = trim($h); $header[$i] = $h; // remove whitespace
if (!(isset($required[$h]) or isset($optionalDefaults[$h]) or isset($optional[$h]))) {
print_error('invalidfieldname', 'error', 'import.php?id='.$id, $h);
}
if (isset($required[$h])) {
$required[$h] = 2;
}
}
// check for required fields
foreach ($required as $key => $value) {
if ($value < 2) {
print_error('fieldrequired', 'error', 'import.php?id='.$id, $key);
}
}
$linenum = 2; // since header is line 1
foreach ($rawlines as $rawline) {
$newgroup = new stdClass();//to make Martin happy
foreach ($optionalDefaults as $key => $value) {
$newgroup->$key = current_language(); //defaults to current language
}
//Note: commas within a field should be encoded as , (for comma separated csv files)
//Note: semicolon within a field should be encoded as ; (for semicolon separated csv files)
$line = explode($csv_delimiter, $rawline);
foreach ($line as $key => $value) {
//decode encoded commas
$record[$header[$key]] = preg_replace($csv_encode, $csv_delimiter, trim($value));
}
if ($record[$header[0]]) {
// add a new group to the database
// add fields to object $user
foreach ($record as $name => $value) {
// check for required values
if (isset($required[$name]) and !$value) {
print_error('missingfield', 'error', 'import.php?id='.$id, $name);
} else if ($name == "groupname") {
$newgroup->name = $value;
} else {
// normal entry
$newgroup->{$name} = $value;
}
}
if (isset($newgroup->idnumber)){
//if idnumber is set, we use that.
//unset invalid courseid
if (!$mycourse = $DB->get_record('course', array('idnumber'=>$newgroup->idnumber))) {
echo $OUTPUT->notification(get_string('unknowncourseidnumber', 'error', $newgroup->idnumber));
unset($newgroup->courseid);//unset so 0 doesn't get written to database
}
$newgroup->courseid = $mycourse->id;
} else if (isset($newgroup->coursename)){
//else use course short name to look up
//unset invalid coursename (if no id)
if (!$mycourse = $DB->get_record('course', array('shortname', $newgroup->coursename))) {
echo $OUTPUT->notification(get_string('unknowncourse', 'error', $newgroup->coursename));
unset($newgroup->courseid);//unset so 0 doesn't get written to database
}
$newgroup->courseid = $mycourse->id;
} else {
//else use use current id
$newgroup->courseid = $id;
}
//if courseid is set
if (isset($newgroup->courseid)) {
$linenum++;
$groupname = $newgroup->name;
$newgrpcoursecontext = context_course::instance($newgroup->courseid);
///Users cannot upload groups in courses they cannot update.
if (!has_capability('moodle/course:managegroups', $newgrpcoursecontext) or (!is_enrolled($newgrpcoursecontext) and !has_capability('moodle/course:view', $newgrpcoursecontext))) {
echo $OUTPUT->notification(get_string('nopermissionforcreation', 'group', $groupname));
} else {
if (isset($newgroup->groupidnumber)) {
// The CSV field for the group idnumber is groupidnumber rather than
// idnumber as that field is already in use for the course idnumber.
$newgroup->groupidnumber = trim($newgroup->groupidnumber);
if (has_capability('moodle/course:changeidnumber', $newgrpcoursecontext)) {
$newgroup->idnumber = $newgroup->groupidnumber;
if ($existing = groups_get_group_by_idnumber($newgroup->courseid, $newgroup->idnumber)) {
// idnumbers must be unique to a course but we shouldn't ignore group creation for duplicates
$existing->name = s($existing->name);
$existing->idnumber = s($existing->idnumber);
$existing->problemgroup = $groupname;
echo $OUTPUT->notification(get_string('groupexistforcoursewithidnumber', 'error', $existing));
unset($newgroup->idnumber);
}
}
// Always drop the groupidnumber key. It's not a valid database field
unset($newgroup->groupidnumber);
}
if ($groupid = groups_get_group_by_name($newgroup->courseid, $groupname)) {
echo $OUTPUT->notification("$groupname :".get_string('groupexistforcourse', 'error', $groupname));
} else if ($groupid = groups_create_group($newgroup)) {
echo $OUTPUT->notification(get_string('groupaddedsuccesfully', 'group', $groupname), 'notifysuccess');
} else {
echo $OUTPUT->notification(get_string('groupnotaddederror', 'error', $groupname));
continue;
}
// Add group to grouping
if (!empty($newgroup->groupingname) || is_numeric($newgroup->groupingname)) {
$groupingname = $newgroup->groupingname;
if (! $groupingid = groups_get_grouping_by_name($newgroup->courseid, $groupingname)) {
$data = new stdClass();
$data->courseid = $newgroup->courseid;
$data->name = $groupingname;
if ($groupingid = groups_create_grouping($data)) {
echo $OUTPUT->notification(get_string('groupingaddedsuccesfully', 'group', $groupingname), 'notifysuccess');
} else {
echo $OUTPUT->notification(get_string('groupingnotaddederror', 'error', $groupingname));
continue;
}
}
// if we have reached here we definitely have a groupingid
$a = array('groupname' => $groupname, 'groupingname' => $groupingname);
try {
groups_assign_grouping($groupingid, $groupid);
echo $OUTPUT->notification(get_string('groupaddedtogroupingsuccesfully', 'group', $a), 'notifysuccess');
} catch (Exception $e) {
echo $OUTPUT->notification(get_string('groupnotaddedtogroupingerror', 'error', $a));
}
}
}
}
unset ($newgroup);
}
}
echo $OUTPUT->single_button($returnurl, get_string('continue'), 'get');
echo $OUTPUT->footer();
die;
}
/// Print the form
echo $OUTPUT->header();
echo $OUTPUT->heading_with_help($strimportgroups, 'importgroups', 'core_group');
$mform_post ->display();
echo $OUTPUT->footer();