first commit

question/bank/deletequestion/amd/build/datafilter/filtertypes/hidden.min.js

@@ -0,0 +1,11 @@
+define("qbank_deletequestion/datafilter/filtertypes/hidden",["exports","core/datafilter/filtertypes/binary"],(function(_exports,_binary){var obj;
+/**
+   * Filter managing hidden questions.
+   *
+   * @module     qbank_deletequestion/datafilter/filtertypes/hidden
+   * @author     2022 Ghaly Marc-Alexandre <marc-alexandreghaly@catalyst-ca.net>
+   * @copyright  2022 Catalyst IT Australia Pty Ltd
+   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+   */Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0,_binary=(obj=_binary)&&obj.__esModule?obj:{default:obj};class _default extends _binary.default{}return _exports.default=_default,_exports.default}));
+
+//# sourceMappingURL=hidden.min.js.map

question/bank/deletequestion/amd/build/datafilter/filtertypes/hidden.min.js.map

@@ -0,0 +1 @@
+{"version":3,"file":"hidden.min.js","sources":["../../../src/datafilter/filtertypes/hidden.js"],"sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Filter managing hidden questions.\n *\n * @module     qbank_deletequestion/datafilter/filtertypes/hidden\n * @author     2022 Ghaly Marc-Alexandre <marc-alexandreghaly@catalyst-ca.net>\n * @copyright  2022 Catalyst IT Australia Pty Ltd\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport Binary from 'core/datafilter/filtertypes/binary';\n\nexport default class extends Binary {\n}\n"],"names":["Binary"],"mappings":";;;;;;;;oKA0B6BA"}

question/bank/deletequestion/amd/src/datafilter/filtertypes/hidden.js

@@ -0,0 +1,28 @@
+// 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/>.
+
+/**
+ * Filter managing hidden questions.
+ *
+ * @module     qbank_deletequestion/datafilter/filtertypes/hidden
+ * @author     2022 Ghaly Marc-Alexandre <marc-alexandreghaly@catalyst-ca.net>
+ * @copyright  2022 Catalyst IT Australia Pty Ltd
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+import Binary from 'core/datafilter/filtertypes/binary';
+
+export default class extends Binary {
+}

question/bank/deletequestion/classes/bulk_delete_action.php

@@ -0,0 +1,46 @@
+<?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 qbank_deletequestion;
+
+/**
+ * Class bulk_delete_action is the base class for delete bulk actions ui.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class bulk_delete_action extends \core_question\local\bank\bulk_action_base {
+
+    public function get_bulk_action_title(): string {
+        return get_string('delete');
+    }
+
+    public function get_key(): string {
+        return 'deleteselected';
+    }
+
+    public function get_bulk_action_url(): \moodle_url {
+        return new \moodle_url('/question/bank/deletequestion/delete.php');
+    }
+
+    public function get_bulk_action_capabilities(): ?array {
+        return [
+            'moodle/question:editall',
+        ];
+    }
+}

question/bank/deletequestion/classes/delete_action.php

@@ -0,0 +1,106 @@
+<?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/>.
+
+/**
+ * Action to delete (or hide) a question, or restore a previously hidden question.
+ *
+ * @package   qbank_deletequestion
+ * @copyright 2009 Tim Hunt
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace qbank_deletequestion;
+
+use core_question\local\bank\question_version_status;
+use core_question\local\bank\question_action_base;
+
+/**
+ * Action to delete (or hide) a question, or restore a previously hidden question.
+ *
+ * @package   qbank_deletequestion
+ * @copyright 2009 Tim Hunt
+ * @author    2021 Safat Shahin <safatshahin@catalyst-au.net>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class delete_action extends question_action_base {
+
+    /**
+     * @var string $strdelete
+     */
+    protected $strdelete;
+
+    /**
+     * @var string $strrestore
+     */
+    protected $strrestore;
+
+    /**
+     * Contains the url of the delete question page.
+     * @var \moodle_url|string
+     */
+    public $deletequestionurl;
+
+    /**
+     * Array of the return parameters.
+     * @var array $returnparams
+     */
+    protected $returnparams;
+
+    public function init(): void {
+        parent::init();
+        $this->strdelete = get_string('delete');
+        $this->strrestore = get_string('restore');
+        $this->deletequestionurl = new \moodle_url('/question/bank/deletequestion/delete.php');
+        if (!empty($this->qbank->cm->id)) {
+            $this->returnparams['cmid'] = $this->qbank->cm->id;
+        }
+        if (!empty($this->qbank->course->id)) {
+            $this->returnparams['courseid'] = $this->qbank->course->id;
+        }
+        if (!empty($this->qbank->returnurl)) {
+            $this->returnparams['returnurl'] = $this->qbank->returnurl;
+        }
+    }
+
+    public function get_menu_position(): int {
+        return 400;
+    }
+
+    protected function get_url_icon_and_label(\stdClass $question): array {
+        if (!question_has_capability_on($question, 'edit')) {
+            return [null, null, null];
+        }
+        if ($question->status === question_version_status::QUESTION_STATUS_HIDDEN) {
+            $hiddenparams = array(
+                    'unhide' => $question->id,
+                    'sesskey' => sesskey());
+            $hiddenparams = array_merge($hiddenparams, $this->returnparams);
+            $url = new \moodle_url($this->deletequestionurl, $hiddenparams);
+            return [$url, 't/restore', $this->strrestore];
+        } else {
+            $deleteparams = array(
+                    'deleteselected' => $question->id,
+                    'q' . $question->id => 1,
+                    'sesskey' => sesskey());
+            $deleteparams = array_merge($deleteparams, $this->returnparams);
+            if ($this->qbank->base_url()->get_param('deleteall')) {
+                $deleteparams['deleteall'] = 1;
+            }
+            $url = new \moodle_url($this->deletequestionurl, $deleteparams);
+            return [$url, 't/delete', $this->strdelete];
+        }
+    }
+}

question/bank/deletequestion/classes/helper.php

@@ -0,0 +1,122 @@
+<?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 qbank_deletequestion;
+
+/**
+ * Class helper of qbank_deletequestion.
+ *
+ * @package qbank_deletequestion
+ * @copyright 2023 The Open University
+ * @since Moodle 4.2
+ * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class helper {
+
+    /**
+     * Get the confirmation message of delete question.
+     *
+     * @param array $questionids List of id questions.
+     * @param bool $deleteallversions Delete all question version or not.
+     * @return array List confirmation message.
+     */
+    public static function get_delete_confirmation_message(array $questionids, bool $deleteallversions): array {
+        global $DB;
+        $questionnames = '';
+        $inuse = false;
+        $questionversions = [];
+        $countselectedquestion = count($questionids);
+
+        if ($deleteallversions) {
+            $versionsofeachquestionbankentry = \question_bank::get_all_versions_of_questions($questionids);
+            foreach ($versionsofeachquestionbankentry as $entryid => $versions) {
+                // Re-order to oldest first.
+                $versionsofeachquestionbankentry[$entryid] = array_reverse($versions, true);
+                // Flip the array to list question by question id. [ qid => version ].
+                $questionversions += array_flip($versions);
+            }
+            // Flatten an array.
+            $questionids = array_merge(...$versionsofeachquestionbankentry);
+        }
+
+        // Get the names of all the questions.
+        $questions = $DB->get_records_list('question', 'id', $questionids, '', 'id, name');
+
+        // Build the message.
+        foreach ($questionids as $questionid) {
+            if (questions_in_use([$questionid])) {
+                $questionnames .= '* ';
+                $inuse = true;
+            }
+            $questionname = format_string($questions[$questionid]->name);
+            if (isset($questionversions[$questionid])) {
+                $a = new \stdClass();
+                $a->name = $questionname;
+                $a->version = $questionversions[$questionid];
+                $questionnames .= get_string('questionnameandquestionversion',
+                    'question', $a) . '<br />';
+            } else {
+                $questionnames .= $questionname . '<br />';
+            }
+        }
+
+        // Add the in-use message if required.
+        if ($inuse) {
+            $questionnames .= '<br />'.get_string('questionsinuse', 'question');
+        }
+
+        // Add in the right tile and message text.
+        $confirmtitle = [
+            'confirmtitle' => $countselectedquestion > 1 ? get_string('deleteversiontitle_plural',
+                'question') : get_string('deleteversiontitle', 'question'),
+        ];
+        $message = get_string('deleteselectedquestioncheck', 'question', $questionnames);
+        if ($deleteallversions) {
+            $confirmtitle = [
+                'confirmtitle' => get_string('deletequestiontitle', 'question'),
+            ];
+            $message = get_string('deletequestioncheck', 'question', $questionnames);
+            if ($countselectedquestion > 1) {
+                $confirmtitle = [
+                    'confirmtitle' => get_string('deletequestiontitle_plural', 'question'),
+                ];
+                $message = get_string('deletequestionscheck', 'question', $questionnames);
+            }
+        }
+
+        return [$confirmtitle, $message];
+    }
+
+    /**
+     * Delete questions has (single/multiple) version.
+     *
+     * @param array $questionids List of questionid.
+     * @param bool $deleteallversions Delete all question version or not.
+     */
+    public static function delete_questions(array $questionids, bool $deleteallversions): void {
+        if ($deleteallversions) {
+            // Get all the question id from multidimensional array.
+            $listofquestions = \question_bank::get_all_versions_of_questions($questionids);
+            // Flatten an array.
+            $questionids = array_merge(...$listofquestions);
+        }
+        foreach ($questionids as $questionid) {
+            $questionid = (int) $questionid;
+            question_require_capability_on($questionid, 'edit');
+            question_delete_question($questionid);
+        }
+    }
+}

question/bank/deletequestion/classes/hidden_condition.php

@@ -0,0 +1,72 @@
+<?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 qbank_deletequestion;
+
+use core\output\datafilter;
+use core_question\local\bank\condition;
+
+use core_question\local\bank\question_version_status;
+
+/**
+ * This class controls whether hidden / deleted questions are hidden in the list.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2013 Ray Morris
+ * @author     2021 Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class hidden_condition extends condition {
+
+    public static function get_condition_key() {
+        return 'hidden';
+    }
+
+    /**
+     * Build query from filter value
+     *
+     * @param array $filter filter properties
+     * @return array where sql and params
+     */
+    public static function build_query_from_filter(array $filter): array {
+        $showhidden = (bool)$filter['values'][0];
+        $where = "";
+        $params = [];
+        if (!$showhidden) {
+            $where = "qv.status <> :hidden_condition";
+            $params = ['hidden_condition' => question_version_status::QUESTION_STATUS_HIDDEN];
+        }
+        return [$where, $params];
+    }
+
+    public function get_title() {
+        return get_string('showhidden', 'core_question');
+    }
+
+    public function get_join_list(): array {
+        return [
+            datafilter::JOINTYPE_ANY,
+        ];
+    }
+
+    public function get_filter_class() {
+        return 'qbank_deletequestion/datafilter/filtertypes/hidden';
+    }
+
+    public function is_required(): bool {
+        return true;
+    }
+}

question/bank/deletequestion/classes/plugin_feature.php

@@ -0,0 +1,58 @@
+<?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/>.
+
+/**
+ * Plugin entrypoint for columns.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace qbank_deletequestion;
+
+use core_question\local\bank\bulk_action_base;
+use core_question\local\bank\plugin_features_base;
+use core_question\local\bank\view;
+
+/**
+ * Class columns is the entrypoint for the columns.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class plugin_feature extends plugin_features_base {
+    public function get_question_actions($qbank): array {
+        return [
+            new delete_action($qbank),
+        ];
+    }
+
+    public function get_bulk_actions(): array {
+        return [
+            new bulk_delete_action(),
+        ];
+    }
+
+    public function get_question_filters(view $qbank = null): array {
+        return [
+            new hidden_condition($qbank),
+        ];
+    }
+}

question/bank/deletequestion/classes/privacy/provider.php

@@ -0,0 +1,39 @@
+<?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/>.
+
+/**
+ * Version information for qbank_deletequestion.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace qbank_deletequestion\privacy;
+
+/**
+ * Privacy Subsystem for qbank_deletequestion implementing null_provider.
+ *
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    public static function get_reason(): string {
+        return 'privacy:metadata';
+    }
+}

question/bank/deletequestion/delete.php

@@ -0,0 +1,130 @@
+<?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/>.
+
+/**
+ * Delete question page.
+ *
+ * This code is based on question/classes/bank/view.php
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once(__DIR__ . '/../../../config.php');
+require_once(__DIR__ . '/../../editlib.php');
+global $DB, $OUTPUT, $PAGE, $COURSE;
+
+$deleteselected = optional_param('deleteselected', false, PARAM_BOOL);
+$returnurl = optional_param('returnurl', 0, PARAM_LOCALURL);
+$cmid = optional_param('cmid', 0, PARAM_INT);
+$courseid = optional_param('courseid', 0, PARAM_INT);
+$deleteall = optional_param('deleteall', false, PARAM_BOOL);
+
+if ($returnurl) {
+    $returnurl = new moodle_url($returnurl);
+}
+
+\core_question\local\bank\helper::require_plugin_enabled('qbank_deletequestion');
+
+if ($cmid) {
+    list($module, $cm) = get_module_from_cmid($cmid);
+    require_login($cm->course, false, $cm);
+    $thiscontext = context_module::instance($cmid);
+} else if ($courseid) {
+    require_login($courseid, false);
+    $thiscontext = context_course::instance($courseid);
+} else {
+    throw new moodle_exception('missingcourseorcmid', 'question');
+}
+
+$contexts = new core_question\local\bank\question_edit_contexts($thiscontext);
+$url = new moodle_url('/question/bank/deletequestion/delete.php');
+
+$PAGE->set_url($url);
+$streditingquestions = get_string('deletequestion', 'qbank_deletequestion');
+$PAGE->set_title($streditingquestions);
+$PAGE->set_heading($COURSE->fullname);
+$PAGE->activityheader->disable();
+$PAGE->set_secondary_active_tab("questionbank");
+
+// Unhide a question.
+if (($unhide = optional_param('unhide', '', PARAM_INT)) and confirm_sesskey()) {
+    question_require_capability_on($unhide, 'edit');
+    $DB->set_field('question_versions', 'status',
+        \core_question\local\bank\question_version_status::QUESTION_STATUS_READY, ['questionid' => $unhide]);
+
+    // Purge these questions from the cache.
+    \question_bank::notify_question_edited($unhide);
+
+    redirect($returnurl);
+}
+
+// If user has already confirmed the action.
+if ($deleteselected && ($confirm = optional_param('confirm', '', PARAM_ALPHANUM))
+        && confirm_sesskey()) {
+    $deleteselected = required_param('deleteselected', PARAM_RAW);
+    if ($confirm == md5($deleteselected)) {
+        if ($questionlist = explode(',', $deleteselected)) {
+            \qbank_deletequestion\helper::delete_questions($questionlist, $deleteall);
+        }
+        redirect($returnurl);
+    } else {
+        throw new \moodle_exception('invalidconfirm', 'question');
+    }
+}
+
+echo $OUTPUT->header();
+
+if ($deleteselected) {
+    // Make a list of all the questions that are selected.
+    $rawquestions = $_REQUEST; // This code is called by both POST forms and GET links, so cannot use data_submitted.
+    $questionlist = '';  // Comma separated list of ids of questions to be deleted.
+    foreach ($rawquestions as $key => $value) {    // Parse input for question ids.
+        if (preg_match('!^q([0-9]+)$!', $key, $matches)) {
+            $key = $matches[1];
+            $questionlist .= $key.',';
+            question_require_capability_on((int)$key, 'edit');
+        }
+    }
+    if (!$questionlist) { // No questions were selected.
+        redirect($returnurl);
+    }
+    $questionlist = rtrim($questionlist, ',');
+
+    $deleteurl = new \moodle_url(
+        '/question/bank/deletequestion/delete.php',
+        [
+            'deleteselected' => $questionlist,
+            'deleteall' => $deleteall,
+            'confirm' => md5($questionlist),
+            'sesskey' => sesskey(),
+            'returnurl' => $returnurl->out_as_local_url(false),
+            'cmid' => $cmid,
+            'courseid' => $courseid,
+        ],
+    );
+    $continue = new \single_button($deleteurl, get_string('delete'), 'post');
+
+    $questionids = explode(',', $questionlist);
+    [$displayoptions, $message] = qbank_deletequestion\helper::get_delete_confirmation_message($questionids,
+        $deleteall);
+
+    echo $OUTPUT->confirm($message, $continue, $returnurl, $displayoptions);
+}
+
+echo $OUTPUT->footer();

question/bank/deletequestion/lang/en/qbank_deletequestion.php

@@ -0,0 +1,28 @@
+<?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/>.
+
+/**
+ * Strings for component qbank_deletequestion, language 'en'
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+$string['pluginname'] = 'Delete question';
+$string['privacy:metadata'] = 'The Delete question question bank plugin does not store any personal data.';
+$string['deletequestion'] = 'Delete selected question';

question/bank/deletequestion/templates/hidden_condition_advanced.mustache

@@ -0,0 +1,33 @@
+{{!
+    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/>.
+}}
+{{!
+    @template qbank_deletequestion/hidden_condition_advanced
+
+    Example context (json):
+    {
+        "displaydata": [
+          {
+                "checked": "checked attribute"
+          }
+        ]
+    }
+}}
+<div class="hidden_condition_advanced">
+    <input type="hidden" name="showhidden" value="0" id="showhidden_off">
+    <input id="showhidden_on" class="searchoptions mr-1" type="checkbox" value="1" name="showhidden" {{{checked}}}>
+    <label for="showhidden_on">{{#str}} showhidden, question{{/str}}</label>
+</div>

question/bank/deletequestion/tests/behat/delete_question_column.feature

@@ -0,0 +1,71 @@
+@qbank @qbank_deletequestion
+Feature: Use the qbank plugin manager page for deletequestion
+  In order to check the plugin behaviour with enable and disable
+
+  Background:
+    Given the following "courses" exist:
+      | fullname | shortname | category |
+      | Course 1 | C1        | 0        |
+    And the following "activities" exist:
+      | activity   | name      | course | idnumber |
+      | quiz       | Test quiz | C1     | quiz1    |
+    And the following "question categories" exist:
+      | contextlevel | reference | name           |
+      | Course       | C1        | Test questions |
+    And the following "questions" exist:
+      | questioncategory | qtype     | name                  | questiontext              |
+      | Test questions   | truefalse | First question        | Answer the first question |
+      | Test questions   | truefalse | First question second | Answer the first question |
+
+  Scenario: Enable/disable delete question column from the base view
+    Given I log in as "admin"
+    When I navigate to "Plugins > Question bank plugins > Manage question bank plugins" in site administration
+    And I should see "Delete question"
+    And I click on "Disable" "link" in the "Delete question" "table_row"
+    And I am on the "Test quiz" "mod_quiz > question bank" page
+    Then the "Delete" action should not exist for the "First question" question in the question bank
+    And I navigate to "Plugins > Question bank plugins > Manage question bank plugins" in site administration
+    And I click on "Enable" "link" in the "Delete question" "table_row"
+    And I am on the "Test quiz" "mod_quiz > question bank" page
+    And the "Delete" action should exist for the "First question" question in the question bank
+
+  @javascript
+  Scenario: Enable/disable delete questions bulk action from the base view
+    Given I log in as "admin"
+    When I navigate to "Plugins > Question bank plugins > Manage question bank plugins" in site administration
+    And I should see "Delete question"
+    And I click on "Disable" "link" in the "Delete question" "table_row"
+    And I am on the "Test quiz" "mod_quiz > question bank" page
+    And I click on "With selected" "button"
+    Then I should not see question bulk action "deleteselected"
+    And I navigate to "Plugins > Question bank plugins > Manage question bank plugins" in site administration
+    And I click on "Enable" "link" in the "Delete question" "table_row"
+    And I am on the "Test quiz" "mod_quiz > question bank" page
+    And I click on "With selected" "button"
+    And I should see question bulk action "deleteselected"
+
+  @javascript
+  Scenario: I should not see the deleted questions in the base view
+    Given I am on the "Test quiz" "mod_quiz > question bank" page logged in as "admin"
+    And I click on "First question" "checkbox"
+    And I click on "First question second" "checkbox"
+    And I click on "With selected" "button"
+    And I click on question bulk action "deleteselected"
+    And I click on "Delete" "button" in the "Delete questions?" "dialogue"
+    Then I should not see "First question"
+    And I should not see "First question second"
+
+  @javascript
+  Scenario: I should be able to delete a question when filtered using tags
+    Given I am on the "First question" "core_question > edit" page logged in as "admin"
+    And I set the following fields to these values:
+      | Tags | foo |
+    And I click on "Save changes" "button"
+    And I am on the "Test quiz" "mod_quiz > question bank" page
+    And I apply question bank filter "Tag" with value "foo"
+    And I click on "First question" "checkbox"
+    And I click on "With selected" "button"
+    And I click on question bulk action "deleteselected"
+    When I click on "Delete" "button" in the "Delete question?" "dialogue"
+    Then I should not see "Third question"
+    And "foo" "autocomplete_selection" should exist

question/bank/deletequestion/tests/helper_test.php

@@ -0,0 +1,177 @@
+<?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 qbank_deletequestion;
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
+
+/**
+ * Class containing unit tests for the helper class
+ *
+ * @package qbank_deletequestion
+ * @copyright 2023 The Open University
+ * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class helper_test extends \advanced_testcase {
+
+    /**
+     * @var \context_module module context.
+     */
+    protected $context;
+
+    /**
+     * @var \stdClass course object.
+     */
+    protected $course;
+
+    /**
+     * @var \component_generator_base question generator.
+     */
+    protected $qgenerator;
+
+    /**
+     * @var \stdClass quiz object.
+     */
+    protected $quiz;
+
+    /**
+     * Called before every test.
+     */
+    protected function setUp(): void {
+        parent::setUp();
+        self::setAdminUser();
+        $this->resetAfterTest();
+
+        $datagenerator = $this->getDataGenerator();
+        $this->course = $datagenerator->create_course();
+        $this->quiz = $datagenerator->create_module('quiz', ['course' => $this->course->id]);
+        $this->qgenerator = $datagenerator->get_plugin_generator('core_question');
+        $this->context = \context_module::instance($this->quiz->cmid);
+    }
+
+    /**
+     * Test get a confirmation message when deleting the question in the (question bank/history) page.
+     *
+     * @covers \qbank_deletequestion\helper::get_delete_confirmation_message
+     */
+    public function test_get_delete_confirmation_message(): void {
+        $qcategory = $this->qgenerator->create_question_category(['contextid' => $this->context->id]);
+        $question = $this->qgenerator->create_question('shortanswer', null, ['category' => $qcategory->id,
+            'name' => 'Question 1']);
+        $questionfirstversionid = $question->id;
+
+        // Verify confirmation title and confirmation message with question not in use in question bank page.
+        $deleteallversions = true;
+        [$title1, $message1] = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionfirstversionid],
+            $deleteallversions);
+        $this->assertEquals(['confirmtitle' => get_string('deletequestiontitle', 'question')],
+            $title1);
+        $this->assertEquals(get_string('deletequestioncheck', 'question',
+            $question->name). ' v1' . '<br />', $message1);
+
+        // Create a new version and adding it to a quiz.
+        $question2 = $this->qgenerator->update_question($question, null, ['name' => 'Question 1']);
+        $questionsecondversionid = $question2->id;
+
+        // Verify confirmation title and confirmation message with question has multiple versions in question bank page.
+        $listnameofquestionversion2 = $question->name . ' v1' . '<br />' . $question2->name . ' v2' .'<br />';
+        [$title2, $message2] = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionsecondversionid],
+            $deleteallversions);
+        $this->assertEquals(['confirmtitle' => get_string('deletequestiontitle', 'question')],
+            $title2);
+        $this->assertEquals(get_string('deletequestioncheck', 'question',
+            $listnameofquestionversion2), $message2);
+
+        // Verify confirmation title and confirmation message with multiple question selected.
+        $listnameofquestionversion3 = $question->name . ' v1' . '<br />' . $question2->name . ' v2' .'<br />';
+        [$title3, $message3] = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionfirstversionid,
+            $questionsecondversionid], $deleteallversions);
+        $this->assertEquals(['confirmtitle' => get_string('deletequestiontitle_plural', 'question')],
+            $title3);
+        $this->assertEquals(get_string('deletequestionscheck', 'question',
+            $listnameofquestionversion3), $message3);
+
+        // Add second question version to the quiz to become question in use.
+        quiz_add_quiz_question($questionsecondversionid, $this->quiz);
+
+        // Verify confirmation message with question in use and has multiple versions in question bank page.
+        $listnameofquestionversion4 = $question->name . ' v1' . '<br />' . '* ' . $question2->name . ' v2' . '<br />';
+        $message4 = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionsecondversionid],
+            $deleteallversions)[1];
+        $this->assertEquals(get_string('deletequestioncheck', 'question',
+            $listnameofquestionversion4) . '<br />' . get_string('questionsinuse',
+                'question'), $message4);
+
+        // Verify confirmation title and confirmation message in history page with one question selected.
+        $deleteallversions = false;
+        [$title5, $message5] = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionfirstversionid],
+            $deleteallversions);
+        $this->assertEquals(['confirmtitle' => get_string('deleteversiontitle', 'question')],
+            $title5);
+        $this->assertEquals(get_string('deleteselectedquestioncheck', 'question',
+            $question->name) . '<br />', $message5);
+
+        // Verify confirmation title and confirmation message in history page with multiple question selected.
+        $listnameofquestionversion6 = 'Question 1<br />* Question 1<br />';
+        [$title6, $message6] = \qbank_deletequestion\helper::get_delete_confirmation_message([$questionfirstversionid,
+            $questionsecondversionid], $deleteallversions);
+        $this->assertEquals(['confirmtitle' => get_string('deleteversiontitle_plural', 'question')],
+            $title6);
+        $this->assertEquals(get_string('deleteselectedquestioncheck', 'question',
+            $listnameofquestionversion6) . '<br />'. get_string('questionsinuse', 'question'),
+                $message6);
+    }
+
+    /**
+     * Test delete questions have single/multiple version.
+     *
+     * @covers \qbank_deletequestion\helper::delete_questions
+     */
+    public function test_delete_question_has_multiple_version(): void {
+        global $DB;
+        $qcategory = $this->qgenerator->create_question_category(['contextid' => $this->context->id]);
+        $question1 = $this->qgenerator->create_question('shortanswer', null, ['category' => $qcategory->id,
+            'name' => 'Question 1 version 1']);
+        $question1v1id = $question1->id;
+        // Create a new version for question 1.
+        $question1v2 = $this->qgenerator->update_question($question1, null, ['name' => 'Question 1 version 2']);
+        $question1v2id = $question1v2->id;
+
+        $question2 = $this->qgenerator->create_question('shortanswer', null, ['category' => $qcategory->id,
+            'name' => 'Question 2 version 1']);
+        $question2v1id = $question2->id;
+
+        $question3 = $this->qgenerator->create_question('shortanswer', null, ['category' => $qcategory->id,
+                'name' => 'Question 3 version 1']);
+        $question3v1id = $question3->id;
+
+        // Do.
+        \qbank_deletequestion\helper::delete_questions([$question1v2id, $question2v1id], true);
+
+        // All the versions of question1 will be deleted.
+        $this->assertFalse($DB->record_exists('question', ['id' => $question1v1id]));
+        $this->assertFalse($DB->record_exists('question', ['id' => $question1v2id]));
+
+        // The question2 have single version will be deleted.
+        $this->assertFalse($DB->record_exists('question', ['id' => $question2v1id]));
+
+        // Check that we did not delete too much.
+        $this->assertTrue($DB->record_exists('question', ['id' => $question3v1id]));
+    }
+}

question/bank/deletequestion/version.php

@@ -0,0 +1,31 @@
+<?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/>.
+
+/**
+ * Version information for qbank_deletequestion.
+ *
+ * @package    qbank_deletequestion
+ * @copyright  2021 Catalyst IT Australia Pty Ltd
+ * @author     Safat Shahin <safatshahin@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$plugin->component = 'qbank_deletequestion';
+$plugin->version   = 2024042200;
+$plugin->requires  = 2024041600;
+$plugin->maturity  = MATURITY_STABLE;