Enrol/LDAP -- adds support for searching subcontexts -- Discussed in h…

…ttp://moodle.org/mod/forum/discuss.php?d=23696

enrol/ldap/config.html

@@ -5,6 +5,7 @@
 optional_variable($frm->enrol_ldap_version, '');
 optional_variable($frm->enrol_ldap_bind_dn, '');
 optional_variable($frm->enrol_ldap_bind_pw, '');
+optional_variable($frm->enrol_ldap_search_sub, '0');
 // student & teacher enrol
 optional_variable($frm->enrol_ldap_student_contexts, '');
 optional_variable($frm->enrol_ldap_student_memberattribute, '');
@@ -83,6 +84,21 @@ <h4><?php print_string("enrol_ldap_server_settings", "enrol_ldap") ?> </h4>
     </td>
 </tr>
 
+<tr valign="top">
+    <td align="right">ldap_search_sub:</td>
+    <td>
+<?php
+    $choices = array();;
+    $choices["0"] = get_string("no");
+    $choices["1"] = get_string("yes");
+    choose_from_menu ($choices, "enrol_ldap_search_sub", $form->enrol_ldap_search_sub, "");
+?>
+    <?php  if (isset($err["enrol_ldap_search_sub"])) formerr($err["enrol_ldap_search_sub"]); ?>
+    </td><td>
+    <?php  print_string("enrol_ldap_search_sub","enrol_ldap") ?>
+    </td>
+</tr>
+
 <tr>
    <td colspan="2">
         <h4><?php print_string("enrol_ldap_student_settings", "enrol_ldap") ?> </h4>

lang/en/enrol_ldap.php

@@ -29,6 +29,7 @@
                                  specify it here. Someting like 
                                  \'cn=ldapuser,ou=public,o=org\'';
 $string['enrol_ldap_bind_pw'] = 'Password for bind-user.';
+$string['enrol_ldap_search_sub'] = 'Search group memberships from subcontexts.';
 $string['enrol_ldap_student_settings'] = 'Student enrolment settings';
 $string['enrol_ldap_teacher_settings'] = 'Teacher enrolment settings';
 $string['enrol_ldap_course_settings'] = 'Course enrolment settings';