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PHP Cross Reference of moodle-2.8 |
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1 <?php 2 // This file is part of Moodle - http://moodle.org/ 3 // 4 // Moodle is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // Moodle is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17 18 /** 19 * The main group management user interface. 20 * 21 * @copyright 2006 The Open University, N.D.Freear AT open.ac.uk, J.White AT open.ac.uk 22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 23 * @package core_group 24 */ 25 require_once('../config.php'); 26 require_once ('lib.php'); 27 28 $courseid = required_param('id', PARAM_INT); 29 $groupid = optional_param('group', false, PARAM_INT); 30 $userid = optional_param('user', false, PARAM_INT); 31 $action = groups_param_action(); 32 // Support either single group= parameter, or array groups[] 33 if ($groupid) { 34 $groupids = array($groupid); 35 } else { 36 $groupids = optional_param_array('groups', array(), PARAM_INT); 37 } 38 $singlegroup = (count($groupids) == 1); 39 40 $returnurl = $CFG->wwwroot.'/group/index.php?id='.$courseid; 41 42 // Get the course information so we can print the header and 43 // check the course id is valid 44 45 $course = $DB->get_record('course', array('id'=>$courseid), '*', MUST_EXIST); 46 47 $url = new moodle_url('/group/index.php', array('id'=>$courseid)); 48 if ($userid) { 49 $url->param('user', $userid); 50 } 51 if ($groupid) { 52 $url->param('group', $groupid); 53 } 54 $PAGE->set_url($url); 55 56 // Make sure that the user has permissions to manage groups. 57 require_login($course); 58 59 $context = context_course::instance($course->id); 60 require_capability('moodle/course:managegroups', $context); 61 62 $PAGE->requires->js('/group/clientlib.js'); 63 64 // Check for multiple/no group errors 65 if (!$singlegroup) { 66 switch($action) { 67 case 'ajax_getmembersingroup': 68 case 'showgroupsettingsform': 69 case 'showaddmembersform': 70 case 'updatemembers': 71 print_error('errorselectone', 'group', $returnurl); 72 } 73 } 74 75 switch ($action) { 76 case false: //OK, display form. 77 break; 78 79 case 'ajax_getmembersingroup': 80 $roles = array(); 81 if ($groupmemberroles = groups_get_members_by_role($groupids[0], $courseid, 'u.id, ' . get_all_user_name_fields(true, 'u'))) { 82 foreach($groupmemberroles as $roleid=>$roledata) { 83 $shortroledata = new stdClass(); 84 $shortroledata->name = $roledata->name; 85 $shortroledata->users = array(); 86 foreach($roledata->users as $member) { 87 $shortmember = new stdClass(); 88 $shortmember->id = $member->id; 89 $shortmember->name = fullname($member, true); 90 $shortroledata->users[] = $shortmember; 91 } 92 $roles[] = $shortroledata; 93 } 94 } 95 echo json_encode($roles); 96 die; // Client side JavaScript takes it from here. 97 98 case 'deletegroup': 99 if (count($groupids) == 0) { 100 print_error('errorselectsome','group',$returnurl); 101 } 102 $groupidlist = implode(',', $groupids); 103 redirect(new moodle_url('/group/delete.php', array('courseid'=>$courseid, 'groups'=>$groupidlist))); 104 break; 105 106 case 'showcreateorphangroupform': 107 redirect(new moodle_url('/group/group.php', array('courseid'=>$courseid))); 108 break; 109 110 case 'showautocreategroupsform': 111 redirect(new moodle_url('/group/autogroup.php', array('courseid'=>$courseid))); 112 break; 113 114 case 'showimportgroups': 115 redirect(new moodle_url('/group/import.php', array('id'=>$courseid))); 116 break; 117 118 case 'showgroupsettingsform': 119 redirect(new moodle_url('/group/group.php', array('courseid'=>$courseid, 'id'=>$groupids[0]))); 120 break; 121 122 case 'updategroups': //Currently reloading. 123 break; 124 125 case 'removemembers': 126 break; 127 128 case 'showaddmembersform': 129 redirect(new moodle_url('/group/members.php', array('group'=>$groupids[0]))); 130 break; 131 132 case 'updatemembers': //Currently reloading. 133 break; 134 135 default: //ERROR. 136 print_error('unknowaction', '', $returnurl); 137 break; 138 } 139 140 // Print the page and form 141 $strgroups = get_string('groups'); 142 $strparticipants = get_string('participants'); 143 144 /// Print header 145 $PAGE->set_title($strgroups); 146 $PAGE->set_heading($course->fullname); 147 $PAGE->set_pagelayout('standard'); 148 echo $OUTPUT->header(); 149 150 // Add tabs 151 $currenttab = 'groups'; 152 require ('tabs.php'); 153 154 $disabled = 'disabled="disabled"'; 155 156 // Some buttons are enabled if single group selected. 157 $showaddmembersform_disabled = $singlegroup ? '' : $disabled; 158 $showeditgroupsettingsform_disabled = $singlegroup ? '' : $disabled; 159 $deletegroup_disabled = count($groupids) > 0 ? '' : $disabled; 160 161 echo $OUTPUT->heading(format_string($course->shortname, true, array('context' => $context)) .' '.$strgroups, 3); 162 echo '<form id="groupeditform" action="index.php" method="post">'."\n"; 163 echo '<div>'."\n"; 164 echo '<input type="hidden" name="id" value="' . $courseid . '" />'."\n"; 165 166 echo '<table cellpadding="6" class="generaltable generalbox groupmanagementtable boxaligncenter" summary="">'."\n"; 167 echo '<tr>'."\n"; 168 169 170 echo "<td>\n"; 171 echo '<p><label for="groups"><span id="groupslabel">'.get_string('groups').':</span><span id="thegrouping"> </span></label></p>'."\n"; 172 173 $onchange = 'M.core_group.membersCombo.refreshMembers();'; 174 175 echo '<select name="groups[]" multiple="multiple" id="groups" size="15" class="select" onchange="'.$onchange.'"'."\n"; 176 echo ' onclick="window.status=this.selectedIndex==-1 ? \'\' : this.options[this.selectedIndex].title;" onmouseout="window.status=\'\';">'."\n"; 177 178 $groups = groups_get_all_groups($courseid); 179 $selectedname = ' '; 180 $preventgroupremoval = array(); 181 182 if ($groups) { 183 // Print out the HTML 184 foreach ($groups as $group) { 185 $select = ''; 186 $usercount = $DB->count_records('groups_members', array('groupid'=>$group->id)); 187 $groupname = format_string($group->name).' ('.$usercount.')'; 188 if (in_array($group->id,$groupids)) { 189 $select = ' selected="selected"'; 190 if ($singlegroup) { 191 // Only keep selected name if there is one group selected 192 $selectedname = $groupname; 193 } 194 } 195 if (!empty($group->idnumber) && !has_capability('moodle/course:changeidnumber', $context)) { 196 $preventgroupremoval[$group->id] = true; 197 } 198 199 echo "<option value=\"{$group->id}\"$select title=\"$groupname\">$groupname</option>\n"; 200 } 201 } else { 202 // Print an empty option to avoid the XHTML error of having an empty select element 203 echo '<option> </option>'; 204 } 205 206 echo '</select>'."\n"; 207 echo '<p><input type="submit" name="act_updatemembers" id="updatemembers" value="' 208 . get_string('showmembersforgroup', 'group') . '" /></p>'."\n"; 209 echo '<p><input type="submit" '. $showeditgroupsettingsform_disabled . ' name="act_showgroupsettingsform" id="showeditgroupsettingsform" value="' 210 . get_string('editgroupsettings', 'group') . '" /></p>'."\n"; 211 echo '<p><input type="submit" '. $deletegroup_disabled . ' name="act_deletegroup" id="deletegroup" value="' 212 . get_string('deleteselectedgroup', 'group') . '" /></p>'."\n"; 213 214 echo '<p><input type="submit" name="act_showcreateorphangroupform" id="showcreateorphangroupform" value="' 215 . get_string('creategroup', 'group') . '" /></p>'."\n"; 216 217 echo '<p><input type="submit" name="act_showautocreategroupsform" id="showautocreategroupsform" value="' 218 . get_string('autocreategroups', 'group') . '" /></p>'."\n"; 219 220 echo '<p><input type="submit" name="act_showimportgroups" id="showimportgroups" value="' 221 . get_string('importgroups', 'core_group') . '" /></p>'."\n"; 222 223 echo '</td>'."\n"; 224 echo '<td>'."\n"; 225 226 echo '<p><label for="members"><span id="memberslabel">'. 227 get_string('membersofselectedgroup', 'group'). 228 ' </span><span id="thegroup">'.$selectedname.'</span></label></p>'."\n"; 229 //NOTE: the SELECT was, multiple="multiple" name="user[]" - not used and breaks onclick. 230 echo '<select name="user" id="members" size="15" class="select"'."\n"; 231 echo ' onclick="window.status=this.options[this.selectedIndex].title;" onmouseout="window.status=\'\';">'."\n"; 232 233 $member_names = array(); 234 235 $atleastonemember = false; 236 if ($singlegroup) { 237 if ($groupmemberroles = groups_get_members_by_role($groupids[0], $courseid, 'u.id, ' . get_all_user_name_fields(true, 'u'))) { 238 foreach($groupmemberroles as $roleid=>$roledata) { 239 echo '<optgroup label="'.s($roledata->name).'">'; 240 foreach($roledata->users as $member) { 241 echo '<option value="'.$member->id.'">'.fullname($member, true).'</option>'; 242 $atleastonemember = true; 243 } 244 echo '</optgroup>'; 245 } 246 } 247 } 248 249 if (!$atleastonemember) { 250 // Print an empty option to avoid the XHTML error of having an empty select element 251 echo '<option> </option>'; 252 } 253 254 echo '</select>'."\n"; 255 256 echo '<p><input type="submit" ' . $showaddmembersform_disabled . ' name="act_showaddmembersform" ' 257 . 'id="showaddmembersform" value="' . get_string('adduserstogroup', 'group'). '" /></p>'."\n"; 258 echo '</td>'."\n"; 259 echo '</tr>'."\n"; 260 echo '</table>'."\n"; 261 262 //<input type="hidden" name="rand" value="om" /> 263 echo '</div>'."\n"; 264 echo '</form>'."\n"; 265 266 $PAGE->requires->js_init_call('M.core_group.init_index', array($CFG->wwwroot, $courseid)); 267 $PAGE->requires->js_init_call('M.core_group.groupslist', array($preventgroupremoval)); 268 269 echo $OUTPUT->footer(); 270 271 /** 272 * Returns the first button action with the given prefix, taken from 273 * POST or GET, otherwise returns false. 274 * @see /lib/moodlelib.php function optional_param(). 275 * @param string $prefix 'act_' as in 'action'. 276 * @return string The action without the prefix, or false if no action found. 277 */ 278 function groups_param_action($prefix = 'act_') { 279 $action = false; 280 //($_SERVER['QUERY_STRING'] && preg_match("/$prefix(.+?)=(.+)/", $_SERVER['QUERY_STRING'], $matches)) { //b_(.*?)[&;]{0,1}/ 281 282 if ($_POST) { 283 $form_vars = $_POST; 284 } 285 elseif ($_GET) { 286 $form_vars = $_GET; 287 } 288 if ($form_vars) { 289 foreach ($form_vars as $key => $value) { 290 if (preg_match("/$prefix(.+)/", $key, $matches)) { 291 $action = $matches[1]; 292 break; 293 } 294 } 295 } 296 if ($action && !preg_match('/^\w+$/', $action)) { 297 $action = false; 298 print_error('unknowaction'); 299 } 300 ///if (debugging()) echo 'Debug: '.$action; 301 return $action; 302 }
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| Generated: Fri Nov 28 20:29:05 2014 | Cross-referenced by PHPXref 0.7.1 |