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b3dc845cab
And will force a reload of $USER->access for all logged-in users on their next request. We will have to tell admins of large sites to avoid making role changes at busy times, as it does generate extra load.
100 lines
3.3 KiB
PHP
Executable File
100 lines
3.3 KiB
PHP
Executable File
<?php
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/**
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* this page defines what roles can override (override roles in different context. For example,
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* we can say that Admin can override teacher roles in a course
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* To be able to override roles. If a user has moodle/role:override at context level
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* and be in the roles_allow_override table.
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*/
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require_once('../../config.php');
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require_once($CFG->libdir.'/adminlib.php');
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admin_externalpage_setup('defineroles');
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$sitecontext = get_context_instance(CONTEXT_SYSTEM, SITEID);
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require_capability('moodle/role:manage', $sitecontext);
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/// form processiong here
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/// get all roles
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$roles = get_all_roles();
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if ($grant = data_submitted()) {
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foreach ($grant as $grole => $val) {
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if ($grole == 'dummy') {
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continue;
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}
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$string = explode('_', $grole);
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$temp[$string[1]][$string[2]] = 1; // if set, means can access
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}
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// if current assignment is in data_submitted, ignore, else, write deny into db
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foreach ($roles as $srole) {
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foreach ($roles as $trole) {
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if (isset($temp[$srole->id][$trole->id])) { // if set, need to write to db
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if (!$record = get_record('role_allow_override', 'roleid', $srole->id, 'allowoverride', $trole->id)) {
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allow_override($srole->id, $trole->id);
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}
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} else { //if set, means can access, attempt to remove it from db
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delete_records('role_allow_override', 'roleid', $srole->id, 'allowoverride', $trole->id);
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}
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}
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}
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// updated allowoverride sitewide...
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mark_context_dirty($sitecontext->path);
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}
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/// displaying form here
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admin_externalpage_print_header();
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$currenttab='allowoverride';
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require_once('managetabs.php');
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$table->tablealign = 'center';
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$table->cellpadding = 5;
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$table->cellspacing = 0;
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$table->width = '90%';
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$table->align[] = 'right';
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/// get all the roles identifier
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foreach ($roles as $role) {
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$rolesname[] = format_string($role->name);
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$roleids[] = $role->id;
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$table->align[] = 'center';
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$table->wrap[] = 'nowrap';
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}
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$table->head = array_merge(array(''), $rolesname);
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foreach ($roles as $role) {
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$beta = get_box_list($role->id, $roleids);
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$table->data[] = array_merge(array(format_string($role->name)), $beta);
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}
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print_simple_box(get_string('configallowoverride', 'admin'), 'center');
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echo '<form action="allowoverride.php" method="post">';
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print_table($table);
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echo '<div class="buttons"><input type="submit" value="'.get_string('savechanges').'"/>';
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echo '<input type="hidden" name="dummy" value="1" />'; // this is needed otherwise we do not know a form has been submitted
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echo '</div></form>';
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admin_externalpage_print_footer();
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// returns array
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function get_box_list($roleid, $arraylist){
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foreach ($arraylist as $targetid) {
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if (get_record('role_allow_override', 'roleid', $roleid, 'allowoverride', $targetid)) {
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$array[] = '<input type="checkbox" name="s_'.$roleid.'_'.$targetid.'" value="1" checked="checked"/>';
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} else {
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$array[] = '<input type="checkbox" name="s_'.$roleid.'_'.$targetid.'" value="1" />';
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}
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}
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return $array;
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}
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?>
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