MDL-66722 core_grades: Add simple direct grading to gradingpanel

Part of MDL-66074

grade/amd/src/grades/grader/gradingpanel/point.js

@@ -0,0 +1,34 @@
+// 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/>.
+
+/**
+ * Grading panel for simple direct grading.
+ *
+ * @module     core_grades/grades/grader/gradingpanel/point
+ * @package    core_grades
+ * @copyright  2019 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+import {saveGrade, fetchGrade} from './repository';
+// Note: We use jQuery.serializer here until we can rewrite Ajax to use XHR.send()
+import jQuery from 'jquery';
+
+export const fetchCurrentGrade = (...args) => fetchGrade('point')(...args);
+
+export const storeCurrentGrade = (component, context, itemname, userId, rootNode) => {
+    const form = rootNode.querySelector('form');
+    return saveGrade('point')(component, context, itemname, userId, jQuery(form).serialize());
+};

grade/amd/src/grades/grader/gradingpanel/repository.js

@@ -0,0 +1,49 @@
+// 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/>.
+
+/**
+ * Repository for simple direct grading panel.
+ *
+ * @module     core_grades/grades/grader/gradingpanel/repository
+ * @package    core_grades
+ * @copyright  2019 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+import {call as fetchMany} from 'core/ajax';
+
+export const fetchGrade = type => (component, contextid, itemname, gradeduserid) => {
+    return fetchMany([{
+        methodname: `core_grades_grader_gradingpanel_${type}_fetch`,
+        args: {
+            component,
+            contextid,
+            itemname,
+            gradeduserid,
+        },
+    }])[0];
+};
+
+export const saveGrade = type => (component, contextid, itemname, gradeduserid, formdata) => {
+    return fetchMany([{
+        methodname: `core_grades_grader_gradingpanel_${type}_store`,
+        args: {
+            component,
+            contextid,
+            itemname,
+            gradeduserid,
+            formdata,
+        },
+    }])[0];
+};

grade/classes/grades/grader/gradingpanel/point/external/fetch.php

@@ -0,0 +1,167 @@
+<?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/>.
+
+/**
+ * Web service functions relating to point grades and grading.
+ *
+ * @package    core_grades
+ * @copyright  2019 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+declare(strict_types = 1);
+
+namespace core_grades\grades\grader\gradingpanel\point\external;
+
+use coding_exception;
+use context;
+use core_user;
+use core_grades\component_gradeitem as gradeitem;
+use core_grades\component_gradeitems;
+use external_api;
+use external_function_parameters;
+use external_multiple_structure;
+use external_single_structure;
+use external_value;
+use external_warnings;
+use moodle_exception;
+use required_capability_exception;
+use stdClass;
+
+/**
+ * External grading panel point API
+ *
+ * @package    core_grades
+ * @copyright  2019 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class fetch extends external_api {
+
+    /**
+     * Describes the parameters for fetching the grading panel for a simple grade.
+     *
+     * @return external_function_parameters
+     * @since Moodle 3.8
+     */
+    public static function execute_parameters(): external_function_parameters {
+        return new external_function_parameters ([
+            'component' => new external_value(
+                PARAM_ALPHANUMEXT,
+                'The name of the component',
+                VALUE_REQUIRED
+            ),
+            'contextid' => new external_value(
+                PARAM_INT,
+                'The ID of the context being graded',
+                VALUE_REQUIRED
+            ),
+            'itemname' => new external_value(
+                PARAM_ALPHANUM,
+                'The grade item itemname being graded',
+                VALUE_REQUIRED
+            ),
+            'gradeduserid' => new external_value(
+                PARAM_INT,
+                'The ID of the user show',
+                VALUE_REQUIRED
+            ),
+        ]);
+    }
+
+    /**
+     * Fetch the data required to build a grading panel for a simple grade.
+     *
+     * @param string $component
+     * @param int $contextid
+     * @param string $itemname
+     * @param int $gradeduserid
+     * @return array
+     * @since Moodle 3.8
+     */
+    public static function execute(string $component, int $contextid, string $itemname, int $gradeduserid): array {
+        global $USER;
+
+        [
+            'component' => $component,
+            'contextid' => $contextid,
+            'itemname' => $itemname,
+            'gradeduserid' => $gradeduserid,
+        ] = self::validate_parameters(self::execute_parameters(), [
+            'component' => $component,
+            'contextid' => $contextid,
+            'itemname' => $itemname,
+            'gradeduserid' => $gradeduserid,
+        ]);
+
+        // Validate the context.
+        $context = context::instance_by_id($contextid);
+        self::validate_context($context);
+
+        // Validate that the supplied itemname is a gradable item.
+        if (!component_gradeitems::is_valid_itemname($component, $itemname)) {
+            throw new coding_exception("The '{$itemname}' item is not valid for the '{$component}' component");
+        }
+
+        // Fetch the gradeitem instance.
+        $gradeitem = gradeitem::instance($component, $context, $itemname);
+
+        if (!$gradeitem->is_using_direct_grading()) {
+            throw new moodle_exception("The {$itemname} item in {$component}/{$contextid} is not configured for direct grading");
+        }
+
+        // Fetch the actual data.
+        $gradeduser = \core_user::get_user($gradeduserid);
+        $grade = $gradeitem->get_grade_for_user($gradeduser, $USER);
+
+        return self::get_fetch_data($grade);
+    }
+
+    /**
+     * Get the data to be fetched.
+     *
+     * @param component_gradeitem $gradeitem
+     * @return array
+     */
+    public static function get_fetch_data(stdClass $grade): array {
+        return [
+            'templatename' => 'core_grades/grades/grader/gradingpanel/point',
+            'grade' => [
+                'grade' => $grade->grade,
+                'timecreated' => $grade->timecreated,
+                'timemodified' => $grade->timemodified,
+            ],
+            'warnings' => [],
+        ];
+    }
+
+    /**
+     * Describes the data returned from the external function.
+     *
+     * @return external_single_structure
+     * @since Moodle 3.8
+     */
+    public static function execute_returns(): external_single_structure {
+        return new external_single_structure([
+            'templatename' => new external_value(PARAM_SAFEPATH, 'The template to use when rendering this data'),
+            'grade' => new external_single_structure([
+                'grade' => new external_value(PARAM_FLOAT, 'The numeric grade'),
+                'timecreated' => new external_value(PARAM_INT, 'The time that the grade was created'),
+                'timemodified' => new external_value(PARAM_INT, 'The time that the grade was last updated'),
+            ]),
+            'warnings' => new external_warnings(),
+        ]);
+    }
+}