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216 lines
8.5 KiB
216 lines
8.5 KiB
2 years ago
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle 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 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle 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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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Resource external API
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*
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* @package mod_resource
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* @category external
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* @copyright 2015 Juan Leyva <juan@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 3.0
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*/
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defined('MOODLE_INTERNAL') || die;
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require_once("$CFG->libdir/externallib.php");
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/**
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* Resource external functions
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*
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* @package mod_resource
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* @category external
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* @copyright 2015 Juan Leyva <juan@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 3.0
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*/
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class mod_resource_external extends external_api {
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/**
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* Returns description of method parameters
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*
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* @return external_function_parameters
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* @since Moodle 3.0
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*/
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public static function view_resource_parameters() {
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return new external_function_parameters(
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array(
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'resourceid' => new external_value(PARAM_INT, 'resource instance id')
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)
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);
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}
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/**
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* Simulate the resource/view.php web interface page: trigger events, completion, etc...
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*
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* @param int $resourceid the resource instance id
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* @return array of warnings and status result
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* @since Moodle 3.0
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* @throws moodle_exception
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*/
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public static function view_resource($resourceid) {
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global $DB, $CFG;
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require_once($CFG->dirroot . "/mod/resource/lib.php");
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$params = self::validate_parameters(self::view_resource_parameters(),
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array(
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'resourceid' => $resourceid
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));
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$warnings = array();
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// Request and permission validation.
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$resource = $DB->get_record('resource', array('id' => $params['resourceid']), '*', MUST_EXIST);
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list($course, $cm) = get_course_and_cm_from_instance($resource, 'resource');
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$context = context_module::instance($cm->id);
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self::validate_context($context);
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require_capability('mod/resource:view', $context);
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// Call the resource/lib API.
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resource_view($resource, $course, $cm, $context);
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$result = array();
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$result['status'] = true;
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$result['warnings'] = $warnings;
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return $result;
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}
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/**
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* Returns description of method result value
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*
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* @return external_description
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* @since Moodle 3.0
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*/
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public static function view_resource_returns() {
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return new external_single_structure(
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array(
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'status' => new external_value(PARAM_BOOL, 'status: true if success'),
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'warnings' => new external_warnings()
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)
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);
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}
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/**
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* Describes the parameters for get_resources_by_courses.
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*
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* @return external_function_parameters
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* @since Moodle 3.3
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*/
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public static function get_resources_by_courses_parameters() {
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return new external_function_parameters (
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array(
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'courseids' => new external_multiple_structure(
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new external_value(PARAM_INT, 'Course id'), 'Array of course ids', VALUE_DEFAULT, array()
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),
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)
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);
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}
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/**
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* Returns a list of files in a provided list of courses.
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* If no list is provided all files that the user can view will be returned.
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*
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* @param array $courseids course ids
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* @return array of warnings and files
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* @since Moodle 3.3
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*/
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public static function get_resources_by_courses($courseids = array()) {
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$warnings = array();
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$returnedresources = array();
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$params = array(
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'courseids' => $courseids,
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);
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$params = self::validate_parameters(self::get_resources_by_courses_parameters(), $params);
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$mycourses = array();
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if (empty($params['courseids'])) {
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$mycourses = enrol_get_my_courses();
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$params['courseids'] = array_keys($mycourses);
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}
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// Ensure there are courseids to loop through.
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if (!empty($params['courseids'])) {
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list($courses, $warnings) = external_util::validate_courses($params['courseids'], $mycourses);
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// Get the resources in this course, this function checks users visibility permissions.
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// We can avoid then additional validate_context calls.
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$resources = get_all_instances_in_courses("resource", $courses);
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foreach ($resources as $resource) {
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$context = context_module::instance($resource->coursemodule);
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// Entry to return.
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$resource->name = external_format_string($resource->name, $context->id);
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list($resource->intro, $resource->introformat) = external_format_text($resource->intro,
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$resource->introformat, $context->id, 'mod_resource', 'intro', null);
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$resource->introfiles = external_util::get_area_files($context->id, 'mod_resource', 'intro', false, false);
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$resource->contentfiles = external_util::get_area_files($context->id, 'mod_resource', 'content');
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$returnedresources[] = $resource;
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}
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}
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$result = array(
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'resources' => $returnedresources,
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'warnings' => $warnings
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);
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return $result;
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}
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/**
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* Describes the get_resources_by_courses return value.
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*
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* @return external_single_structure
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* @since Moodle 3.3
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*/
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public static function get_resources_by_courses_returns() {
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return new external_single_structure(
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array(
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'resources' => new external_multiple_structure(
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new external_single_structure(
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array(
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'id' => new external_value(PARAM_INT, 'Module id'),
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'coursemodule' => new external_value(PARAM_INT, 'Course module id'),
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'course' => new external_value(PARAM_INT, 'Course id'),
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'name' => new external_value(PARAM_RAW, 'Page name'),
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'intro' => new external_value(PARAM_RAW, 'Summary'),
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'introformat' => new external_format_value('intro', 'Summary format'),
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'introfiles' => new external_files('Files in the introduction text'),
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'contentfiles' => new external_files('Files in the content'),
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'tobemigrated' => new external_value(PARAM_INT, 'Whether this resource was migrated'),
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'legacyfiles' => new external_value(PARAM_INT, 'Legacy files flag'),
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'legacyfileslast' => new external_value(PARAM_INT, 'Legacy files last control flag'),
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'display' => new external_value(PARAM_INT, 'How to display the resource'),
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'displayoptions' => new external_value(PARAM_RAW, 'Display options (width, height)'),
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'filterfiles' => new external_value(PARAM_INT, 'If filters should be applied to the resource content'),
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'revision' => new external_value(PARAM_INT, 'Incremented when after each file changes, to avoid cache'),
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'timemodified' => new external_value(PARAM_INT, 'Last time the resource was modified'),
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'section' => new external_value(PARAM_INT, 'Course section id'),
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'visible' => new external_value(PARAM_INT, 'Module visibility'),
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'groupmode' => new external_value(PARAM_INT, 'Group mode'),
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'groupingid' => new external_value(PARAM_INT, 'Grouping id'),
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)
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)
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),
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'warnings' => new external_warnings(),
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)
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);
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}
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}
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