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266 lines
10 KiB
PHP
266 lines
10 KiB
PHP
<?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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* External notes API
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*
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* @package core_notes
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* @category external
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* @copyright 2011 Jerome Mouneyrac
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once("$CFG->libdir/externallib.php");
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/**
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* Notes external functions
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*
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* @package core_notes
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* @category external
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* @copyright 2011 Jerome Mouneyrac
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 2.2
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*/
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class core_notes_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 2.2
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*/
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public static function create_notes_parameters() {
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return new external_function_parameters(
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array(
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'notes' => new external_multiple_structure(
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new external_single_structure(
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array(
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'userid' => new external_value(PARAM_INT, 'id of the user the note is about'),
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'publishstate' => new external_value(PARAM_ALPHA, '\'personal\', \'course\' or \'site\''),
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'courseid' => new external_value(PARAM_INT, 'course id of the note (in Moodle a note can only be created into a course, even for site and personal notes)'),
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'text' => new external_value(PARAM_RAW, 'the text of the message - text or HTML'),
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'format' => new external_value(PARAM_ALPHANUMEXT, // For backward compatibility it can not be PARAM_INT, so we don't use external_format_value.
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'text format (' . FORMAT_HTML . ' = HTML, '
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. FORMAT_MOODLE . ' = MOODLE, '
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. FORMAT_PLAIN . ' = PLAIN or '
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. FORMAT_MARKDOWN . ' = MARKDOWN)', VALUE_DEFAULT, FORMAT_HTML),
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'clientnoteid' => new external_value(PARAM_ALPHANUMEXT, 'your own client id for the note. If this id is provided, the fail message id will be returned to you', VALUE_OPTIONAL),
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)
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)
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)
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)
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);
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}
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/**
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* Create notes about some users
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* Note: code should be matching the /notes/edit.php checks
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* and the /user/addnote.php checks. (they are similar cheks)
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*
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* @param array $notes An array of notes to create.
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* @return array (success infos and fail infos)
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* @since Moodle 2.2
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*/
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public static function create_notes($notes = array()) {
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global $CFG, $DB;
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require_once($CFG->dirroot . "/notes/lib.php");
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$params = self::validate_parameters(self::create_notes_parameters(), array('notes' => $notes));
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//check if note system is enabled
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if (!$CFG->enablenotes) {
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throw new moodle_exception('notesdisabled', 'notes');
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}
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//retrieve all courses
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$courseids = array();
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foreach($params['notes'] as $note) {
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$courseids[] = $note['courseid'];
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}
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$courses = $DB->get_records_list("course", "id", $courseids);
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//retrieve all users of the notes
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$userids = array();
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foreach($params['notes'] as $note) {
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$userids[] = $note['userid'];
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}
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list($sqluserids, $sqlparams) = $DB->get_in_or_equal($userids, SQL_PARAMS_NAMED, 'userid_');
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$users = $DB->get_records_select("user", "id " . $sqluserids . " AND deleted = 0", $sqlparams);
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$resultnotes = array();
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foreach ($params['notes'] as $note) {
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$success = true;
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$resultnote = array(); //the infos about the success of the operation
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//check the course exists
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if (empty($courses[$note['courseid']])) {
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$success = false;
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$errormessage = get_string('invalidcourseid', 'error');
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} else {
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// Ensure the current user is allowed to run this function
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$context = context_course::instance($note['courseid']);
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self::validate_context($context);
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require_capability('moodle/notes:manage', $context);
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}
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//check the user exists
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if (empty($users[$note['userid']])) {
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$success = false;
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$errormessage = get_string('invaliduserid', 'notes', $note['userid']);
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}
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//build the resultnote
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if (isset($note['clientnoteid'])) {
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$resultnote['clientnoteid'] = $note['clientnoteid'];
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}
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if ($success) {
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//now we can create the note
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$dbnote = new stdClass;
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$dbnote->courseid = $note['courseid'];
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$dbnote->userid = $note['userid'];
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// Need to support 'html' and 'text' format values for backward compatibility.
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switch (strtolower($note['format'])) {
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case 'html':
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$textformat = FORMAT_HTML;
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break;
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case 'text':
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$textformat = FORMAT_PLAIN;
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default:
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$textformat = external_validate_format($note['format']);
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break;
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}
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$dbnote->content = $note['text'];
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$dbnote->format = $textformat;
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//get the state ('personal', 'course', 'site')
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switch ($note['publishstate']) {
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case 'personal':
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$dbnote->publishstate = NOTES_STATE_DRAFT;
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break;
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case 'course':
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$dbnote->publishstate = NOTES_STATE_PUBLIC;
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break;
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case 'site':
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$dbnote->publishstate = NOTES_STATE_SITE;
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$dbnote->courseid = SITEID;
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break;
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default:
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break;
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}
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//TODO MDL-31119 performance improvement - if possible create a bulk functions for saving multiple notes at once
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if (note_save($dbnote)) { //note_save attribut an id in case of success
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add_to_log($dbnote->courseid, 'notes', 'add',
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'index.php?course='.$dbnote->courseid.'&user='.$dbnote->userid
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. '#note-' . $dbnote->id , 'add note');
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$success = $dbnote->id;
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}
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$resultnote['noteid'] = $success;
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} else {
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// WARNINGS: for backward compatibility we return this errormessage.
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// We should have thrown exceptions as these errors prevent results to be returned.
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// See http://docs.moodle.org/dev/Errors_handling_in_web_services#When_to_send_a_warning_on_the_server_side .
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$resultnote['noteid'] = -1;
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$resultnote['errormessage'] = $errormessage;
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}
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$resultnotes[] = $resultnote;
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}
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return $resultnotes;
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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 2.2
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*/
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public static function create_notes_returns() {
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return new external_multiple_structure(
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new external_single_structure(
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array(
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'clientnoteid' => new external_value(PARAM_ALPHANUMEXT, 'your own id for the note', VALUE_OPTIONAL),
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'noteid' => new external_value(PARAM_INT, 'test this to know if it success: id of the created note when successed, -1 when failed'),
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'errormessage' => new external_value(PARAM_TEXT, 'error message - if failed', VALUE_OPTIONAL)
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)
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)
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);
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}
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}
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/**
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* Deprecated notes external functions
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*
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* @package core_notes
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* @copyright 2011 Jerome Mouneyrac
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 2.1
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* @deprecated Moodle 2.2 MDL-29106 - Please do not use this class any more.
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* @todo MDL-31194 This will be deleted in Moodle 2.5.
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* @see core_notes_external
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*/
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class moodle_notes_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 2.1
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* @deprecated Moodle 2.2 MDL-29106 - Please do not call this function any more.
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* @todo MDL-31194 This will be deleted in Moodle 2.5.
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* @see core_notes_external::create_notes_parameters()
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*/
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public static function create_notes_parameters() {
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return core_notes_external::create_notes_parameters();
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}
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/**
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* Create notes about some users
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* Note: code should be matching the /notes/edit.php checks
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* and the /user/addnote.php checks. (they are similar cheks)
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*
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* @param array $notes An array of notes to create.
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* @return array (success infos and fail infos)
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* @since Moodle 2.1
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* @deprecated Moodle 2.2 MDL-29106 - Please do not call this function any more.
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* @todo MDL-31194 This will be deleted in Moodle 2.5.
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* @see core_notes_external::create_notes()
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*/
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public static function create_notes($notes = array()) {
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return core_notes_external::create_notes($notes);
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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 2.1
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* @deprecated Moodle 2.2 MDL-29106 - Please do not call this function any more.
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* @todo MDL-31194 This will be deleted in Moodle 2.5.
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* @see core_notes_external::create_notes_returns()
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*/
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public static function create_notes_returns() {
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return core_notes_external::create_notes_returns();
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}
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}
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