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ad3ed98b05
Data cached in these caches change only at well defined places (during need for upgrade checks, at the plugin management screen etc). So it makes sense to use proper application caches instead of request caches. This saves couple of database queries at almost every page in Moodle.
269 lines
11 KiB
PHP
269 lines
11 KiB
PHP
<?php
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.org //
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// //
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// Copyright (C) 1999 onwards Martin Dougiamas http://dougiamas.com //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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/**
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* Processes actions from the admin_setting_managefilters object (defined in
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* adminlib.php).
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*
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* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
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* @package administration
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*//** */
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require_once(dirname(__FILE__) . '/../config.php');
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require_once($CFG->libdir . '/adminlib.php');
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$action = optional_param('action', '', PARAM_ALPHANUMEXT);
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$filterpath = optional_param('filterpath', '', PARAM_SAFEDIR);
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require_login();
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$systemcontext = context_system::instance();
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require_capability('moodle/site:config', $systemcontext);
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$returnurl = "$CFG->wwwroot/$CFG->admin/filters.php";
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admin_externalpage_setup('managefilters');
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// Purge all caches related to filter administration.
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cache::make('core', 'plugininfo_filter')->purge();
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$filters = filter_get_global_states();
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// In case any new filters have been installed, but not put in the table yet.
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$fitlernames = filter_get_all_installed();
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$newfilters = $fitlernames;
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foreach ($filters as $filter => $notused) {
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unset($newfilters[$filter]);
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}
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/// Process actions ============================================================
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if ($action) {
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if (!isset($filters[$filterpath]) && !isset($newfilters[$filterpath])) {
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throw new moodle_exception('filternotinstalled', 'error', $returnurl, $filterpath);
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}
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if (!confirm_sesskey()) {
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redirect($returnurl);
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}
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}
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switch ($action) {
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case 'setstate':
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if ($newstate = optional_param('newstate', '', PARAM_INT)) {
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filter_set_global_state($filterpath, $newstate);
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if ($newstate == TEXTFILTER_DISABLED) {
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filter_set_applies_to_strings($filterpath, false);
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}
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unset($newfilters[$filterpath]);
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}
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break;
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case 'setapplyto':
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$applytostrings = optional_param('stringstoo', false, PARAM_BOOL);
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filter_set_applies_to_strings($filterpath, $applytostrings);
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break;
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case 'down':
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if (isset($filters[$filterpath])) {
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filter_set_global_state($filterpath, $filters[$filterpath]->active, 1);
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}
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break;
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case 'up':
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if (isset($filters[$filterpath])) {
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$oldpos = $filters[$filterpath]->sortorder;
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filter_set_global_state($filterpath, $filters[$filterpath]->active, -1);
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}
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break;
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case 'delete':
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// If not yet confirmed, display a confirmation message.
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if (!optional_param('confirm', '', PARAM_BOOL)) {
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$filtername = filter_get_name($filterpath);
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$title = get_string('deletefilterareyousure', 'admin', $filtername);
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echo $OUTPUT->header();
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echo $OUTPUT->heading($title);
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$linkcontinue = new moodle_url($returnurl, array('action' => 'delete', 'filterpath' => $filterpath, 'confirm' => 1));
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$formcancel = new single_button(new moodle_url($returnurl), get_string('no'), 'get');
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echo $OUTPUT->confirm(get_string('deletefilterareyousuremessage', 'admin', $filtername), $linkcontinue, $formcancel);
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echo $OUTPUT->footer();
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exit;
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}
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// Do the deletion.
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$title = get_string('deletingfilter', 'admin', $filterpath);
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echo $OUTPUT->header();
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echo $OUTPUT->heading($title);
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// Delete all data for this plugin.
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filter_delete_all_for_filter($filterpath);
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$a = new stdClass;
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$a->filter = $filterpath;
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$a->directory = "$CFG->dirroot/filter/$filterpath";
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echo $OUTPUT->box(get_string('deletefilterfiles', 'admin', $a), 'generalbox', 'notice');
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echo $OUTPUT->continue_button($returnurl);
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echo $OUTPUT->footer();
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exit;
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}
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// Add any missing filters to the DB table.
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foreach ($newfilters as $filter => $notused) {
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filter_set_global_state($filter, TEXTFILTER_DISABLED);
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}
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// Reset caches and return
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if ($action) {
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reset_text_filters_cache();
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redirect($returnurl);
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}
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/// End of process actions =====================================================
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/// Print the page heading.
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echo $OUTPUT->header();
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echo $OUTPUT->heading(get_string('filtersettings', 'admin'));
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$activechoices = array(
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TEXTFILTER_DISABLED => get_string('disabled', 'filters'),
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TEXTFILTER_OFF => get_string('offbutavailable', 'filters'),
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TEXTFILTER_ON => get_string('on', 'filters'),
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);
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$applytochoices = array(
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0 => get_string('content', 'filters'),
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1 => get_string('contentandheadings', 'filters'),
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);
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$filters = filter_get_global_states();
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// In case any new filters have been installed, but not put in the table yet.
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$filternames = filter_get_all_installed();
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$newfilters = $filternames;
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foreach ($filters as $filter => $notused) {
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unset($newfilters[$filter]);
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}
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$stringfilters = filter_get_string_filters();
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$table = new html_table();
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$table->head = array(get_string('filter'), get_string('isactive', 'filters'),
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get_string('order'), get_string('applyto', 'filters'), get_string('settings'), get_string('delete'));
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$table->colclasses = array ('leftalign', 'leftalign', 'centeralign', 'leftalign', 'leftalign', 'leftalign');
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$table->attributes['class'] = 'admintable generaltable';
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$table->id = 'filterssetting';
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$table->data = array();
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$lastactive = null;
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foreach ($filters as $filter => $filterinfo) {
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if ($filterinfo->active != TEXTFILTER_DISABLED) {
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$lastactive = $filter;
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}
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}
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// iterate through filters adding to display table
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$firstrow = true;
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foreach ($filters as $filter => $filterinfo) {
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$applytostrings = isset($stringfilters[$filter]) && $filterinfo->active != TEXTFILTER_DISABLED;
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$row = get_table_row($filterinfo, $firstrow, $filter == $lastactive, $applytostrings);
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$table->data[] = $row;
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if ($filterinfo->active == TEXTFILTER_DISABLED) {
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$table->rowclasses[] = 'dimmed_text';
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} else {
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$table->rowclasses[] = '';
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}
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$firstrow = false;
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}
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foreach ($newfilters as $filter => $filtername) {
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$filterinfo = new stdClass;
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$filterinfo->filter = $filter;
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$filterinfo->active = TEXTFILTER_DISABLED;
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$row = get_table_row($filterinfo, false, false, false);
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$table->data[] = $row;
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$table->rowclasses[] = 'dimmed_text';
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}
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echo html_writer::table($table);
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echo '<p class="filtersettingnote">' . get_string('filterallwarning', 'filters') . '</p>';
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echo $OUTPUT->footer();
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/// Display helper functions ===================================================
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function filters_action_url($filterpath, $action) {
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return new moodle_url('/admin/filters.php', array('sesskey'=>sesskey(), 'filterpath'=>$filterpath, 'action'=>$action));
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}
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function get_table_row($filterinfo, $isfirstrow, $islastactive, $applytostrings) {
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global $CFG, $OUTPUT, $activechoices, $applytochoices, $filternames; //TODO: this is sloppy coding style!!
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$row = array();
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$filter = $filterinfo->filter;
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// Filter name
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if (!empty($filternames[$filter])) {
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$row[] = $filternames[$filter];
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} else {
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$row[] = '<span class="error">' . get_string('filemissing', '', $filter) . '</span>';
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}
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// Disable/off/on
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$select = new single_select(filters_action_url($filter, 'setstate'), 'newstate', $activechoices, $filterinfo->active, null, 'active' . $filter);
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$select->set_label(get_string('isactive', 'filters'), array('class' => 'accesshide'));
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$row[] = $OUTPUT->render($select);
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// Re-order
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$updown = '';
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$spacer = '<img src="' . $OUTPUT->pix_url('spacer') . '" class="iconsmall" alt="" />';
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if ($filterinfo->active != TEXTFILTER_DISABLED) {
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if (!$isfirstrow) {
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$updown .= $OUTPUT->action_icon(filters_action_url($filter, 'up'), new pix_icon('t/up', get_string('up'), '', array('class' => 'iconsmall')));
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} else {
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$updown .= $spacer;
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}
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if (!$islastactive) {
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$updown .= $OUTPUT->action_icon(filters_action_url($filter, 'down'), new pix_icon('t/down', get_string('down'), '', array('class' => 'iconsmall')));
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} else {
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$updown .= $spacer;
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}
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}
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$row[] = $updown;
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// Apply to strings.
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$select = new single_select(filters_action_url($filter, 'setapplyto'), 'stringstoo', $applytochoices, $applytostrings, null, 'applyto' . $filter);
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$select->set_label(get_string('applyto', 'filters'), array('class' => 'accesshide'));
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$select->disabled = $filterinfo->active == TEXTFILTER_DISABLED;
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$row[] = $OUTPUT->render($select);
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// Settings link, if required
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if (filter_has_global_settings($filter)) {
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$row[] = '<a href="' . $CFG->wwwroot . '/' . $CFG->admin . '/settings.php?section=filtersetting' . $filter . '">' . get_string('settings') . '</a>';
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} else {
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$row[] = '';
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}
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// Delete
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$row[] = '<a href="' . filters_action_url($filter, 'delete') . '">' . get_string('delete') . '</a>';
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return $row;
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}
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