. /** * For most people, just lists the course categories * Allows the admin to create, delete and rename course categories * * @copyright 1999 Martin Dougiamas http://dougiamas.com * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later * @package course */ require_once("../config.php"); require_once("lib.php"); $categoryedit = optional_param('categoryedit', -1,PARAM_BOOL); $delete = optional_param('delete',0,PARAM_INT); $hide = optional_param('hide',0,PARAM_INT); $show = optional_param('show',0,PARAM_INT); $move = optional_param('move',0,PARAM_INT); $moveto = optional_param('moveto',-1,PARAM_INT); $moveup = optional_param('moveup',0,PARAM_INT); $movedown = optional_param('movedown',0,PARAM_INT); $site = get_site(); $systemcontext = get_context_instance(CONTEXT_SYSTEM); $PAGE->set_url('/course/index.php'); $PAGE->set_context($systemcontext); $PAGE->set_pagelayout('admin'); if (can_edit_in_category()) { if ($categoryedit !== -1) { $USER->editing = $categoryedit; } require_login(); $adminediting = $PAGE->user_is_editing(); } else { if ($CFG->forcelogin) { require_login(); } $adminediting = false; } $stradministration = get_string('administration'); $strcategories = get_string('categories'); $strcategory = get_string('category'); $strcourses = get_string('courses'); $stredit = get_string('edit'); $strdelete = get_string('delete'); $straction = get_string('action'); $strfulllistofcourses = get_string('fulllistofcourses'); /// Unless it's an editing admin, just print the regular listing of courses/categories if (!$adminediting) { /// Print form for creating new categories $countcategories = $DB->count_records('course_categories'); if ($countcategories > 1 || ($countcategories == 1 && $DB->count_records('course') > 200)) { $strcourses = get_string('courses'); $strcategories = get_string('categories'); $PAGE->navbar->add($strcategories); $PAGE->set_title("$site->shortname: $strcategories"); $PAGE->set_heading($COURSE->fullname); $PAGE->set_button(update_category_button()); echo $OUTPUT->header(); echo $OUTPUT->heading($strcategories); echo $OUTPUT->skip_link_target(); echo $OUTPUT->box_start('categorybox'); print_whole_category_list(); echo $OUTPUT->box_end(); print_course_search(); } else { $PAGE->navbar->add($strfulllistofcourses); $PAGE->set_title("$site->shortname: $strfulllistofcourses"); $PAGE->set_heading($COURSE->fullname); $PAGE->set_button(update_category_button()); echo $OUTPUT->header(); echo $OUTPUT->skip_link_target(); echo $OUTPUT->box_start('courseboxes'); print_courses(0); echo $OUTPUT->box_end(); } echo $OUTPUT->container_start('buttons'); if (has_capability('moodle/course:create', $systemcontext)) { /// Print link to create a new course /// Get the 1st available category $options = array('category' => $CFG->defaultrequestcategory); echo $OUTPUT->single_button(new moodle_url('edit.php', $options), get_string('addnewcourse'), 'get'); } print_course_request_buttons($systemcontext); echo $OUTPUT->container_end(); echo $OUTPUT->footer(); exit; } /// Everything else is editing on mode. require_once($CFG->libdir.'/adminlib.php'); admin_externalpage_setup('coursemgmt'); /// Delete a category. if (!empty($delete) and confirm_sesskey()) { if (!$deletecat = $DB->get_record('course_categories', array('id'=>$delete))) { print_error('invalidcategoryid'); } $context = get_context_instance(CONTEXT_COURSECAT, $delete); require_capability('moodle/category:manage', $context); require_capability('moodle/category:manage', get_category_or_system_context($deletecat->parent)); $heading = get_string('deletecategory', 'moodle', format_string($deletecat->name, true, array('context' => $context))); require_once('delete_category_form.php'); $mform = new delete_category_form(null, $deletecat); $mform->set_data(array('delete'=>$delete)); if ($mform->is_cancelled()) { redirect('index.php'); } else if (!$data= $mform->get_data()) { require_once($CFG->libdir . '/questionlib.php'); echo $OUTPUT->header(); echo $OUTPUT->heading($heading); $mform->display(); echo $OUTPUT->footer(); exit(); } echo $OUTPUT->header(); echo $OUTPUT->heading($heading); if ($data->fulldelete) { $deletedcourses = category_delete_full($deletecat, true); foreach($deletedcourses as $course) { echo $OUTPUT->notification(get_string('coursedeleted', '', $course->shortname), 'notifysuccess'); } echo $OUTPUT->notification(get_string('coursecategorydeleted', '', format_string($deletecat->name, true, array('context' => $context))), 'notifysuccess'); } else { category_delete_move($deletecat, $data->newparent, true); } // If we deleted $CFG->defaultrequestcategory, make it point somewhere else. if ($delete == $CFG->defaultrequestcategory) { set_config('defaultrequestcategory', $DB->get_field('course_categories', 'MIN(id)', array('parent'=>0))); } echo $OUTPUT->continue_button('index.php'); echo $OUTPUT->footer(); die; } /// Create a default category if necessary if (!$categories = get_categories()) { /// No category yet! // Try and make one $tempcat = new stdClass(); $tempcat->name = get_string('miscellaneous'); $tempcat->id = $DB->insert_record('course_categories', $tempcat); $tempcat->context = get_context_instance(CONTEXT_COURSECAT, $tempcat->id); mark_context_dirty('/'.SYSCONTEXTID); fix_course_sortorder(); // Required to build course_categories.depth and .path. set_config('defaultrequestcategory', $tempcat->id); } /// Move a category to a new parent if required if (!empty($move) and ($moveto >= 0) and confirm_sesskey()) { if ($cattomove = $DB->get_record('course_categories', array('id'=>$move))) { require_capability('moodle/category:manage', get_category_or_system_context($cattomove->parent)); if ($cattomove->parent != $moveto) { $newparent = $DB->get_record('course_categories', array('id'=>$moveto)); require_capability('moodle/category:manage', get_category_or_system_context($moveto)); move_category($cattomove, $newparent); } } } /// Hide or show a category if ($hide and confirm_sesskey()) { if ($tempcat = $DB->get_record('course_categories', array('id'=>$hide))) { require_capability('moodle/category:manage', get_category_or_system_context($tempcat->parent)); if ($tempcat->visible == 1) { course_category_hide($tempcat); } } } else if ($show and confirm_sesskey()) { if ($tempcat = $DB->get_record('course_categories', array('id'=>$show))) { require_capability('moodle/category:manage', get_category_or_system_context($tempcat->parent)); if ($tempcat->visible == 0) { course_category_show($tempcat); } } } /// Move a category up or down if ((!empty($moveup) or !empty($movedown)) and confirm_sesskey()) { fix_course_sortorder(); $swapcategory = NULL; if (!empty($moveup)) { require_capability('moodle/category:manage', get_context_instance(CONTEXT_COURSECAT, $moveup)); if ($movecategory = $DB->get_record('course_categories', array('id'=>$moveup))) { if ($swapcategory = $DB->get_records_select('course_categories', "sortordersortorder, $movecategory->parent), 'sortorder DESC', '*', 0, 1)) { $swapcategory = reset($swapcategory); } } } else { require_capability('moodle/category:manage', get_context_instance(CONTEXT_COURSECAT, $movedown)); if ($movecategory = $DB->get_record('course_categories', array('id'=>$movedown))) { if ($swapcategory = $DB->get_records_select('course_categories', "sortorder>? AND parent=?", array($movecategory->sortorder, $movecategory->parent), 'sortorder ASC', '*', 0, 1)) { $swapcategory = reset($swapcategory); } } } if ($swapcategory and $movecategory) { $DB->set_field('course_categories', 'sortorder', $swapcategory->sortorder, array('id'=>$movecategory->id)); $DB->set_field('course_categories', 'sortorder', $movecategory->sortorder, array('id'=>$swapcategory->id)); } // finally reorder courses fix_course_sortorder(); } /// Print headings echo $OUTPUT->header(); echo $OUTPUT->heading($strcategories); /// Print out the categories with all the knobs $strcategories = get_string('categories'); $strcourses = get_string('courses'); $strmovecategoryto = get_string('movecategoryto'); $stredit = get_string('edit'); $displaylist = array(); $parentlist = array(); $displaylist[0] = get_string('top'); make_categories_list($displaylist, $parentlist); echo ''; echo ''; echo ''; echo ''; echo ''; echo ''; print_category_edit(NULL, $displaylist, $parentlist); echo '
'.$strcategories.''.$strcourses.''.$stredit.''.$strmovecategoryto.'
'; echo '
'; if (has_capability('moodle/course:create', $systemcontext)) { // print create course link to first category $options = array('category' => $CFG->defaultrequestcategory); $options['returnto'] = 'topcat'; echo $OUTPUT->single_button(new moodle_url('edit.php', $options), get_string('addnewcourse'), 'get'); } // Print button for creating new categories if (has_capability('moodle/category:manage', $systemcontext)) { $options = array('parent'=>0); echo $OUTPUT->single_button(new moodle_url('editcategory.php', $options), get_string('addnewcategory'), 'get'); } print_course_request_buttons($systemcontext); echo '
'; echo $OUTPUT->footer(); function print_category_edit($category, $displaylist, $parentslist, $depth=-1, $up=false, $down=false) { /// Recursive function to print all the categories ready for editing global $CFG, $USER, $OUTPUT; static $str = NULL; if (is_null($str)) { $str = new stdClass; $str->edit = get_string('edit'); $str->delete = get_string('delete'); $str->moveup = get_string('moveup'); $str->movedown = get_string('movedown'); $str->edit = get_string('editthiscategory'); $str->hide = get_string('hide'); $str->show = get_string('show'); $str->cohorts = get_string('cohorts', 'cohort'); $str->spacer = $OUTPUT->spacer().' '; } if (!empty($category)) { if (!isset($category->context)) { $category->context = get_context_instance(CONTEXT_COURSECAT, $category->id); } echo ''; for ($i=0; $i<$depth;$i++) { echo '      '; } $linkcss = $category->visible ? '' : ' class="dimmed" '; echo ''. format_string($category->name, true, array('context' => $category->context)).''; echo ''; echo ''.$category->coursecount.''; echo ''; /// Print little icons if (has_capability('moodle/category:manage', $category->context)) { echo ' '; echo ' '; if (!empty($category->visible)) { echo ' '; } else { echo ' '; } if (has_capability('moodle/cohort:manage', $category->context) or has_capability('moodle/cohort:view', $category->context)) { echo ' '; } if ($up) { echo ' '; } else { echo $str->spacer; } if ($down) { echo ' '; } else { echo $str->spacer; } } echo ''; echo ''; if (has_capability('moodle/category:manage', $category->context)) { $tempdisplaylist = $displaylist; unset($tempdisplaylist[$category->id]); foreach ($parentslist as $key => $parents) { if (in_array($category->id, $parents)) { unset($tempdisplaylist[$key]); } } $popupurl = new moodle_url("index.php?move=$category->id&sesskey=".sesskey()); $select = new single_select($popupurl, 'moveto', $tempdisplaylist, $category->parent, null, "moveform$category->id"); $select->set_label(get_string('frontpagecategorynames'), array('class' => 'accesshide')); echo $OUTPUT->render($select); } echo ''; echo ''; } else { $category = new stdClass(); $category->id = '0'; } if ($categories = get_categories($category->id)) { // Print all the children recursively $countcats = count($categories); $count = 0; $first = true; $last = false; foreach ($categories as $cat) { $count++; if ($count == $countcats) { $last = true; } $up = $first ? false : true; $down = $last ? false : true; $first = false; print_category_edit($cat, $displaylist, $parentslist, $depth+1, $up, $down); } } }