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See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Tour helper.
 *
 * @package    tool_usertours
 * @copyright  2016 Andrew Nicols <andrew@nicols.co.uk>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace tool_usertours;

> use core\output\inplace_editable;
use tool_usertours\local\clientside_filter\clientside_filter; defined('MOODLE_INTERNAL') || die(); /** * Tour helper. * * @copyright 2016 Andrew Nicols <andrew@nicols.co.uk> * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class helper { /** * @var MOVE_UP */ const MOVE_UP = -1; /** * @var MOVE_DOWN */ const MOVE_DOWN = 1; /** * @var boolean Has it been bootstrapped? */ private static $bootstrapped = false; /**
> * @var string Regex to check any matching lang string. * Get the link to edit the step. > */ * > protected const LANG_STRING_REGEX = '|^([a-zA-Z][a-zA-Z0-9\.:/_-]*),([a-zA-Z][a-zA-Z0-9\.:/_-]*)$|'; * If no stepid is specified, then a link to create a new step is provided. The $targettype must be specified in this case. > * > /**
* @param int $tourid The tour that the step belongs to. * @param int $stepid The step ID. * @param int $targettype The type of step. *
< * @return moodle_url
> * @return \moodle_url
*/ public static function get_edit_step_link($tourid, $stepid = null, $targettype = null) { $link = new \moodle_url('/admin/tool/usertours/configure.php'); if ($stepid) { $link->param('action', manager::ACTION_EDITSTEP); $link->param('id', $stepid); } else { $link->param('action', manager::ACTION_NEWSTEP); $link->param('tourid', $tourid); } return $link; } /** * Get the link to move the tour. * * @param int $tourid The tour ID. * @param int $direction The direction to move in *
< * @return moodle_url
> * @return \moodle_url
*/ public static function get_move_tour_link($tourid, $direction = self::MOVE_DOWN) { $link = new \moodle_url('/admin/tool/usertours/configure.php'); $link->param('action', manager::ACTION_MOVETOUR); $link->param('id', $tourid); $link->param('direction', $direction); $link->param('sesskey', sesskey()); return $link; } /** * Get the link to move the step. * * @param int $stepid The step ID. * @param int $direction The direction to move in *
< * @return moodle_url
> * @return \moodle_url
*/ public static function get_move_step_link($stepid, $direction = self::MOVE_DOWN) { $link = new \moodle_url('/admin/tool/usertours/configure.php'); $link->param('action', manager::ACTION_MOVESTEP); $link->param('id', $stepid); $link->param('direction', $direction); $link->param('sesskey', sesskey()); return $link; } /** * Get the link ot create a new step. * * @param int $tourid The ID of the tour to attach this step to. * @param int $targettype The type of target. *
< * @return moodle_url The required URL.
> * @return \moodle_url The required URL.
*/ public static function get_new_step_link($tourid, $targettype = null) { $link = new \moodle_url('/admin/tool/usertours/configure.php'); $link->param('action', manager::ACTION_NEWSTEP); $link->param('tourid', $tourid); $link->param('targettype', $targettype); return $link; } /** * Get the link used to view the tour. * * @param int $tourid The ID of the tour to display.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_view_tour_link($tourid) { return new \moodle_url('/admin/tool/usertours/configure.php', [ 'id' => $tourid, 'action' => manager::ACTION_VIEWTOUR, ]); } /** * Get the link used to reset the tour state for all users. * * @param int $tourid The ID of the tour to display.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_reset_tour_for_all_link($tourid) { return new \moodle_url('/admin/tool/usertours/configure.php', [ 'id' => $tourid, 'action' => manager::ACTION_RESETFORALL, 'sesskey' => sesskey(), ]); } /** * Get the link used to edit the tour. * * @param int $tourid The ID of the tour to edit.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_edit_tour_link($tourid = null) { $link = new \moodle_url('/admin/tool/usertours/configure.php'); if ($tourid) { $link->param('action', manager::ACTION_EDITTOUR); $link->param('id', $tourid); } else { $link->param('action', manager::ACTION_NEWTOUR); } return $link; } /** * Get the link used to import the tour. *
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_import_tour_link() { $link = new \moodle_url('/admin/tool/usertours/configure.php', [ 'action' => manager::ACTION_IMPORTTOUR, ]); return $link; } /** * Get the link used to export the tour. * * @param int $tourid The ID of the tour to export.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_export_tour_link($tourid) { $link = new \moodle_url('/admin/tool/usertours/configure.php', [ 'action' => manager::ACTION_EXPORTTOUR, 'id' => $tourid, ]); return $link; } /** * Get the link used to duplicate the tour. * * @param int $tourid The ID of the tour to duplicate.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_duplicate_tour_link($tourid) { $link = new \moodle_url('/admin/tool/usertours/configure.php', [ 'action' => manager::ACTION_DUPLICATETOUR, 'id' => $tourid, ]); return $link; } /** * Get the link used to delete the tour. * * @param int $tourid The ID of the tour to delete.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_delete_tour_link($tourid) { return new \moodle_url('/admin/tool/usertours/configure.php', [ 'id' => $tourid, 'action' => manager::ACTION_DELETETOUR, 'sesskey' => sesskey(), ]); } /** * Get the link for listing tours. *
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_list_tour_link() { $link = new \moodle_url('/admin/tool/usertours/configure.php'); $link->param('action', manager::ACTION_LISTTOURS); return $link; } /** * Get a filler icon for display in the actions column of a table. * * @param string $url The URL for the icon. * @param string $icon The icon identifier. * @param string $alt The alt text for the icon. * @param string $iconcomponent The icon component. * @param array $options Display options. * @return string */ public static function format_icon_link($url, $icon, $alt, $iconcomponent = 'moodle', $options = array()) { global $OUTPUT; return $OUTPUT->action_icon( $url, new \pix_icon($icon, $alt, $iconcomponent, [ 'title' => $alt, ]), null, $options ); } /** * Get a filler icon for display in the actions column of a table. * * @param array $options Display options. * @return string */ public static function get_filler_icon($options = array()) { global $OUTPUT; return \html_writer::span( $OUTPUT->pix_icon('t/filler', '', 'tool_usertours', $options), 'action-icon' ); } /** * Get the link for deleting steps. * * @param int $stepid The ID of the step to display.
< * @return moodle_url The URL.
> * @return \moodle_url The URL.
*/ public static function get_delete_step_link($stepid) { return new \moodle_url('/admin/tool/usertours/configure.php', [ 'action' => manager::ACTION_DELETESTEP, 'id' => $stepid, 'sesskey' => sesskey(), ]); } /** * Render the inplace editable used to edit the tour name. * * @param tour $tour The tour to edit.
< * @return string
> * @return inplace_editable
*/
< public static function render_tourname_inplace_editable(tour $tour) { < return new \core\output\inplace_editable(
> public static function render_tourname_inplace_editable(tour $tour): inplace_editable { > $name = format_text(static::get_string_from_input($tour->get_name()), FORMAT_HTML); > return new inplace_editable(
'tool_usertours', 'tourname', $tour->get_id(), true, \html_writer::link( $tour->get_view_link(),
< $tour->get_name()
> $name
), $tour->get_name() ); } /** * Render the inplace editable used to edit the tour description. * * @param tour $tour The tour to edit.
< * @return string
> * @return inplace_editable
*/
< public static function render_tourdescription_inplace_editable(tour $tour) { < return new \core\output\inplace_editable(
> public static function render_tourdescription_inplace_editable(tour $tour): inplace_editable { > $description = format_text(static::get_string_from_input($tour->get_description()), FORMAT_HTML); > return new inplace_editable(
'tool_usertours', 'tourdescription', $tour->get_id(), true,
< $tour->get_description(),
> $description,
$tour->get_description() ); } /** * Render the inplace editable used to edit the tour enable state. * * @param tour $tour The tour to edit.
< * @return string
> * @return inplace_editable
*/
< public static function render_tourenabled_inplace_editable(tour $tour) {
> public static function render_tourenabled_inplace_editable(tour $tour): inplace_editable {
global $OUTPUT; if ($tour->is_enabled()) { $icon = 't/hide'; $alt = get_string('disable'); $value = 1; } else { $icon = 't/show'; $alt = get_string('enable'); $value = 0; }
< $editable = new \core\output\inplace_editable(
> $editable = new inplace_editable(
'tool_usertours', 'tourenabled', $tour->get_id(), true, $OUTPUT->pix_icon($icon, $alt, 'moodle', [ 'title' => $alt, ]), $value ); $editable->set_type_toggle(); return $editable; } /** * Render the inplace editable used to edit the step name. * * @param step $step The step to edit.
< * @return string
> * @return inplace_editable
*/
< public static function render_stepname_inplace_editable(step $step) { < $title = format_text(step::get_string_from_input($step->get_title()), FORMAT_HTML);
> public static function render_stepname_inplace_editable(step $step): inplace_editable { > $title = format_text(static::get_string_from_input($step->get_title()), FORMAT_HTML);
< return new \core\output\inplace_editable(
> return new inplace_editable(
'tool_usertours', 'stepname', $step->get_id(), true, \html_writer::link( $step->get_edit_link(), $title ), $step->get_title() ); } /** * Get all of the tours. * * @return stdClass[] */ public static function get_tours() { global $DB; $tours = $DB->get_records('tool_usertours_tours', array(), 'sortorder ASC'); $return = []; foreach ($tours as $tour) { $return[$tour->id] = tour::load_from_record($tour); } return $return; } /** * Get the specified tour. * * @param int $tourid The tour that the step belongs to.
< * @return stdClass
> * @return tour
*/ public static function get_tour($tourid) { return tour::instance($tourid); } /** * Fetch the tour with the specified sortorder. * * @param int $sortorder The sortorder of the tour. * @return tour */ public static function get_tour_from_sortorder($sortorder) { global $DB; $tour = $DB->get_record('tool_usertours_tours', array('sortorder' => $sortorder)); return tour::load_from_record($tour); } /** * Return the count of all tours. * * @return int */ public static function count_tours() { global $DB; return $DB->count_records('tool_usertours_tours'); } /** * Reset the sortorder for all tours. */ public static function reset_tour_sortorder() { global $DB; $tours = $DB->get_records('tool_usertours_tours', null, 'sortorder ASC, pathmatch DESC', 'id, sortorder'); $index = 0; foreach ($tours as $tour) { if ($tour->sortorder != $index) { $DB->set_field('tool_usertours_tours', 'sortorder', $index, array('id' => $tour->id)); } $index++; } // Notify the cache that a tour has changed. // Tours are only stored in the cache if there are steps. // If there step count has changed for some reason, this will change the potential cache results. cache::notify_tour_change(); } /** * Get all of the steps in the tour. * * @param int $tourid The tour that the step belongs to.
< * @return stdClass[]
> * @return step[]
*/ public static function get_steps($tourid) { $steps = cache::get_stepdata($tourid); $return = []; foreach ($steps as $step) { $return[$step->id] = step::load_from_record($step); } return $return; } /** * Fetch the specified step. * * @param int $stepid The id of the step to fetch. * @return step */ public static function get_step($stepid) { return step::instance($stepid); } /** * Fetch the step with the specified sortorder. * * @param int $tourid The tour that the step belongs to. * @param int $sortorder The sortorder of the step. * @return step */ public static function get_step_from_sortorder($tourid, $sortorder) { global $DB; $step = $DB->get_record('tool_usertours_steps', array('tourid' => $tourid, 'sortorder' => $sortorder)); return step::load_from_record($step); } /** * Handle addition of the tour into the current page. */ public static function bootstrap() { global $PAGE; if (!isloggedin() || isguestuser()) { return; } if (in_array($PAGE->pagelayout, ['maintenance', 'print', 'redirect'])) { // Do not try to show user tours inside iframe, in maintenance mode, // when printing, or during redirects. return; } if (self::$bootstrapped) { return; } self::$bootstrapped = true; $tours = manager::get_current_tours(); if ($tours) { $filters = static::get_all_clientside_filters(); $tourdetails = array_map(function($tour) use ($filters) { return [ 'tourId' => $tour->get_id(), 'startTour' => $tour->should_show_for_user(), 'filtervalues' => $tour->get_client_filter_values($filters), ]; }, $tours); $filternames = []; foreach ($filters as $filter) { $filternames[] = $filter::get_filter_name(); } $PAGE->requires->js_call_amd('tool_usertours/usertours', 'init', [ $tourdetails, $filternames, ]); } } /** * Get a list of all possible filters. * * @return array */ public static function get_all_filters() { $filters = \core_component::get_component_classes_in_namespace('tool_usertours', 'local\filter'); $filters = array_keys($filters); $filters = array_filter($filters, function($filterclass) { $rc = new \ReflectionClass($filterclass); return $rc->isInstantiable(); }); $filters = array_merge($filters, static::get_all_clientside_filters()); return $filters; } /** * Get a list of all clientside filters. * * @return array */ public static function get_all_clientside_filters() { $filters = \core_component::get_component_classes_in_namespace('tool_usertours', 'local\clientside_filter'); $filters = array_keys($filters); $filters = array_filter($filters, function($filterclass) { $rc = new \ReflectionClass($filterclass); return $rc->isInstantiable(); }); return $filters;
> } } > } > /** > * Attempt to fetch any matching langstring if the content is in the > * format identifier,component. > * > * @param string $content Step's content or Tour's name or Tour's description > * @return string Processed content, any langstring will be converted to translated text > */ > public static function get_string_from_input(string $content): string { > $content = trim($content); > > if (preg_match(static::LANG_STRING_REGEX, $content, $matches)) { > if ($matches[2] === 'moodle') { > $matches[2] = 'core'; > } > > if (get_string_manager()->string_exists($matches[1], $matches[2])) { > $content = get_string($matches[1], $matches[2]); > } > } > > return $content; > } > > /** > * Check if the given string contains any matching langstring. > * > * @param string $string > * @return bool > */ > public static function is_language_string_from_input(string $string): bool { > return preg_match(static::LANG_STRING_REGEX, $string) == true;