compatible to moodle 4.4

classes/coupons.php

@@ -774,6 +774,7 @@ public function mark_coupon_used() {
             'value'      => $this->value,
             'userid'     => $this->userid,
             'area'       => $this->area,
+            'areaid'     => $this->areaid,
             'instanceid' => $instanceid,
             'timeused'   => time(),
         ];

classes/hooks_callbacks.php

@@ -0,0 +1,93 @@
+<?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/>.
+
+namespace enrol_wallet;
+use core\hook\output\before_standard_top_of_body_html_generation;
+use core\hook\output\before_footer_html_generation;
+use core\hook\navigation\primary_extend;
+use pix_icon_fontawesome;
+
+/**
+ * Class hooks_callbacks
+ *
+ * @package    enrol_wallet
+ * @copyright  2024 Mohammad Farouk <[email protected]>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class hooks_callbacks {
+    /**
+     * Hook callback to inject price on the enrollment icon.
+     *
+     * @param \core\hook\output\before_footer_html_generation $hook
+     * @return void
+     */
+    public static function show_price(before_footer_html_generation $hook) {
+        $showprice = (bool)get_config('enrol_wallet', 'showprice');
+        if ($showprice) {
+            $page = $hook->renderer->get_page();
+            $page->requires->js_call_amd('enrol_wallet/overlyprice', 'init');
+        }
+    }
+
+    /**
+     * Hook callback to display notice about low balance.
+     *
+     * @param \core\hook\output\before_standard_top_of_body_html_generation $hook
+     * @return void
+     */
+    public static function low_balance_warning(before_standard_top_of_body_html_generation $hook) {
+        // Don't display notice for guests or logged out.
+        if (!isloggedin() || isguestuser()) {
+            return;
+        }
+
+        // Check if notice is enabled.
+        $notice = get_config('enrol_wallet', 'lowbalancenotice');
+        if (empty($notice)) {
+            return;
+        }
+
+        // Check the conditions.
+        $condition = get_config('enrol_wallet', 'noticecondition');
+
+        $op = new util\balance();
+        $balance = $op->get_total_balance();
+        if ($balance <= (int)$condition) {
+            // Display the warning.
+            \core\notification::warning(get_string('lowbalancenotification', 'enrol_wallet', $balance));
+        }
+    }
+
+    /**
+     * Add offers to primary navigation.
+     *
+     * @param \core\hook\navigation\primary_extend $hook
+     * @return void
+     */
+    public static function add_offers(primary_extend $hook) {
+        $enabled = (bool)get_config('enrol_wallet', 'offers_nav');
+        if (empty($enabled)) {
+            return;
+        }
+
+        $alt = get_string('offers', 'enrol_wallet');
+        $pix = new \pix_icon('i/offer', $alt, 'enrol_wallet');
+        $url = new \moodle_url('/enrol/wallet/extra/offers.php');
+
+        $primaryview = $hook->get_primaryview();
+        $primaryview->add($alt, $url, \navigation_node::TYPE_CUSTOM, null, null, $pix);
+    }
+}

classes/pages.php

@@ -295,7 +295,9 @@ public static function get_offers_content() {
         libxml_use_internal_errors(true);
 
         foreach ($courses as $course) {
+
             $coursebox = mb_convert_encoding($renderer->course_info_box($course), 'HTML-ENTITIES', "UTF-8");
+
             $dom->loadHTML($coursebox);
 
             $fragment = $dom->createDocumentFragment();

classes/util/offers.php

@@ -143,6 +143,7 @@ public function __construct($instance, $userid = 0) {
             global $USER;
             $this->userid = $USER->id;
         }
+
         if (!empty($instance->customtext3)) {
             $this->offers = (array)json_decode($instance->customtext3);
         } else {
@@ -167,6 +168,7 @@ public function get_detailed_offers() {
         if (empty($this->offers)) {
             return $descriptions;
         }
+
         foreach ($this->offers as $key => $offer) {
             $formatteddiscount = format_float($offer->discount, 2);
             switch($offer->type) {
@@ -295,6 +297,7 @@ public function get_max_discount() {
 
         return min(1, $max) * 100;
     }
+
     /**
      * Return the max discount valid for the passed user.
      * @return float
@@ -327,6 +330,7 @@ public function get_sum_discounts() {
         }
         return min($sum, 100);
     }
+
     /**
      * Return array with available valid discounts for the passed user.
      * @return array[float]
@@ -438,6 +442,7 @@ private function validate_courses_enrollments_same_cat($offer) {
         } else if ($condition == 'all' && count($records) >= count($ids)) {
             return true;
         }
+
         return false;
     }
     /**

db/hooks.php

@@ -0,0 +1,41 @@
+<?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/>.
+
+/**
+ * Hook callbacks for Wallet enrolment
+ *
+ * @package    enrol_wallet
+ * @copyright  2024 Mohammad Farouk <[email protected]>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$callbacks = [
+    [
+        'hook' => core\hook\output\before_standard_top_of_body_html_generation::class,
+        'callback' => [enrol_wallet\hooks_callbacks::class, 'low_balance_warning'],
+        'priority' => 500,
+    ],
+    [
+        'hook' => \core\hook\output\before_footer_html_generation::class,
+        'callback' => [enrol_wallet\hooks_callbacks::class, 'show_price'],
+    ],
+    [
+        'hook' => core\hook\navigation\primary_extend::class,
+        'callback' => [enrol_wallet\hooks_callbacks::class, 'add_offers'],
+    ],
+];

extendlib.php

@@ -22,7 +22,8 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 use enrol_wallet\util\balance;
-
+defined('MOODLE_INTERNAL') || die();
+global $CFG;
 /**
  * To add the category and node information into the my profile page.
  * If is a regular user, it show the balance, refund policy and topping up options.
@@ -403,6 +404,7 @@ function enrol_wallet_post_change_password_requests($data) {
     return enrol_wallet_update_wordpress_user($user);
 }
 
+
 /**
  * Callback function in every page to notify users for low balance.
  * @return void
@@ -436,6 +438,7 @@ function enrol_wallet_before_standard_top_of_body_html() {
     }
 }
 
+
 /**
  * Callback to login the user to wordpress.
  * @return void

lang/en/enrol_wallet.php

@@ -451,6 +451,7 @@
 $string['offers'] = 'Offers';
 $string['offers_ce_desc'] = '{$a->discount}% DISCOUNT if you are enrolled in {$a->condition} of these courses:<br> {$a->courses}';
 $string['offers_course_enrol_based'] = 'Another course enrolment based offer';
+$string['offers_desc'] = 'Offers and Free courses';
 $string['offers_error_ce'] = 'Please select at least one course';
 $string['offers_error_discountvalue'] = 'Invalid discount value.';
 $string['offers_error_ncnumber'] = 'Please choose number of courses.';

lib.php

@@ -1541,19 +1541,22 @@ function restrictByCourse() {
      * @param context $context
      */
     protected function include_availability($instance, $mform, $context) {
-        global $CFG;
+        global $CFG, $OUTPUT;
         if (empty($this->get_config('restrictionenabled')) || empty($this->get_config('availability_plugins'))) {
             return;
         }
+
         if (!$course = self::get_course_by_instance_id($instance->id)) {
             $courseid = optional_param('courseid', null, PARAM_INT);
             if (!empty($courseid) && $courseid != SITEID) {
                 $course = get_course($courseid);
             }
         }
+
         if (empty($course)) {
             return;
         }
+
         $courses = [$course->id => $course];
         if (!empty($instance->customchar3)) {
             $coursesids = explode(',', $instance->customchar3);
@@ -1569,13 +1572,23 @@ protected function include_availability($instance, $mform, $context) {
         $mform->addElement('static', 'availabilitynotice',
                     get_string('notice'),
                     get_string('availability_form_desc', 'enrol_wallet'));
+
         // Availability field. This is just a textarea; the user interface
         // interaction is all implemented in JavaScript. The field is named
         // availabilityconditionsjson for consistency with moodleform_mod.
-        $mform->addElement('textarea', 'availabilityconditionsjson',
+        $json = $mform->addElement('textarea', 'availabilityconditionsjson',
                     get_string('accessrestrictions', 'availability'));
-        frontend::include_availability_javascript($course, $courses);
 
+        if ($CFG->version >= 2023100900) { // Version 403.
+            $json->updateAttributes(['class' => 'd-none']);
+            // Availability loading indicator.
+            $loadingcontainer = $OUTPUT->container($OUTPUT->render_from_template('core/loading', []),
+                                                    'd-flex justify-content-center py-5 icon-size-5',
+                                                    'availabilityconditions-loading');
+            $mform->addElement('html', $loadingcontainer);
+        }
+
+        frontend::include_availability_javascript($course, $courses);
     }
 
     /**

settings.php

@@ -259,14 +259,23 @@
                                             get_string('frontpageoffers', 'enrol_wallet'),
                                             get_string('frontpageoffers_desc', 'enrol_wallet'), 0));
 
-    if ($PAGE->has_set_url()) {
-        $return = $PAGE->url->out();
+    if ((int)$CFG->branch < 404) {
+        if ($PAGE->has_set_url()) {
+            $return = $PAGE->url->out();
+        } else {
+            $return = (new moodle_url('/admin/settings.php', ['section' => 'enrolsettingswallet']))->out();
+        }
+        $url = new moodle_url('/enrol/wallet/extra/offers_nav.php', ['return' => $return]);
+        $button = html_writer::link($url, get_string('offersnav', 'enrol_wallet'), ['class' => 'btn btn-secondary']);
+        $settings->add(new admin_setting_description('enrol_wallet/offers_nav',
+                                                    get_string('offersnav_desc', 'enrol_wallet'), $button));
     } else {
-        $return = (new moodle_url('/admin/settings.php', ['section' => 'enrolsettingswallet']))->out();
+        $settings->add(new admin_setting_configcheckbox('enrol_wallet/offers_nav',
+                                                        get_string('offersnav', 'enrol_wallet'),
+                                                        get_string('offersnav', 'enrol_wallet'),
+                                                        '0'));
     }
-    $url = new moodle_url('/enrol/wallet/extra/offers_nav.php', ['return' => $return]);
-    $button = html_writer::link($url, get_string('offersnav', 'enrol_wallet'), ['class' => 'btn btn-secondary']);
-    $settings->add(new admin_setting_description('enrol_wallet/offers_nav', get_string('offersnav_desc', 'enrol_wallet'), $button));
+
 
     $behaviors = [
         instance::B_SEQ => get_string('discount_behavior_sequential', 'enrol_wallet'),

wallet.php

@@ -28,6 +28,8 @@
 require_login(null, false);
 
 $context = context_system::instance();
+$frontpagecontext = context_course::instance(SITEID);
+
 $url = new moodle_url('/enrol/wallet/wallet.php');
 $PAGE->set_url($url);
 $PAGE->set_context($context);
@@ -97,6 +99,9 @@
             if (has_capability('moodle/site:config', $context)) {
                 $configurl = new moodle_url('/admin/settings.php', ['section' => 'enrolsettingswallet']);
                 $text .= html_writer::link($configurl, get_string('pluginconfig', 'enrol_wallet'), $attributes) . '<hr>';
+            }
+
+            if (has_all_capabilities(['enrol/wallet:config', 'enrol/wallet:manage'] , $frontpagecontext)) {
                 $configurl = new moodle_url('/enrol/wallet/extra/conditionaldiscount.php');
                 $text .= html_writer::link($configurl, get_string('conditionaldiscount_link_desc', 'enrol_wallet'), $attributes);
                 $text .= '<hr>';