first commit

blocks/settings/amd/build/settingsblock.min.js

@@ -0,0 +1,10 @@
+define("block_settings/settingsblock",["exports","core_block/events","core/tree"],(function(_exports,_events,_tree){var obj;
+/**
+   * Load the settings block tree javscript
+   *
+   * @module     block_settings/settingsblock
+   * @copyright  2015 John Okely <john@moodle.com>
+   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+   */Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.init=void 0,_tree=(obj=_tree)&&obj.__esModule?obj:{default:obj};_exports.init=(instanceId,siteAdminNodeId)=>{const adminTree=new _tree.default(".block_settings .block_tree"),blockNode=document.querySelector('[data-instance-id="'.concat(instanceId,'"]'));if(siteAdminNodeId){const siteAdminLink=adminTree.treeRoot.get(0).querySelector("#".concat(siteAdminNodeId," a")),newContainer=document.createElement("span");newContainer.setAttribute("tabindex","0"),siteAdminLink.childNodes.forEach((node=>newContainer.appendChild(node))),siteAdminLink.replaceWith(newContainer)}adminTree.finishExpandingGroup=function(item){_tree.default.prototype.finishExpandingGroup.call(adminTree,item),(0,_events.notifyBlockContentUpdated)(blockNode)},adminTree.collapseGroup=function(item){_tree.default.prototype.collapseGroup.call(adminTree,item),(0,_events.notifyBlockContentUpdated)(blockNode)}}}));
+
+//# sourceMappingURL=settingsblock.min.js.map

blocks/settings/amd/build/settingsblock.min.js.map

@@ -0,0 +1 @@
+{"version":3,"file":"settingsblock.min.js","sources":["../src/settingsblock.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 * Load the settings block tree javscript\n *\n * @module     block_settings/settingsblock\n * @copyright  2015 John Okely <john@moodle.com>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\nimport {notifyBlockContentUpdated} from 'core_block/events';\nimport Tree from 'core/tree';\n\nexport const init = (instanceId, siteAdminNodeId) => {\n    const adminTree = new Tree(\".block_settings .block_tree\");\n    const blockNode = document.querySelector(`[data-instance-id=\"${instanceId}\"]`);\n\n    if (siteAdminNodeId) {\n        const siteAdminLink = adminTree.treeRoot.get(0).querySelector(`#${siteAdminNodeId} a`);\n        const newContainer = document.createElement('span');\n        newContainer.setAttribute('tabindex', '0');\n        siteAdminLink.childNodes.forEach(node => newContainer.appendChild(node));\n        siteAdminLink.replaceWith(newContainer);\n    }\n\n    /**\n     * The method to call when then the navtree finishes expanding a group.\n     *\n     * @method finishExpandingGroup\n     * @param {Object} item\n     * @fires event:blockContentUpdated\n     */\n    adminTree.finishExpandingGroup = function(item) {\n        Tree.prototype.finishExpandingGroup.call(adminTree, item);\n        notifyBlockContentUpdated(blockNode);\n    };\n\n    /**\n     * The method to call whe then the navtree collapses a group\n     *\n     * @method collapseGroup\n     * @param {Object} item\n     * @fires event:blockContentUpdated\n     */\n    adminTree.collapseGroup = function(item) {\n        Tree.prototype.collapseGroup.call(adminTree, item);\n        notifyBlockContentUpdated(blockNode);\n    };\n};\n"],"names":["instanceId","siteAdminNodeId","adminTree","Tree","blockNode","document","querySelector","siteAdminLink","treeRoot","get","newContainer","createElement","setAttribute","childNodes","forEach","node","appendChild","replaceWith","finishExpandingGroup","item","prototype","call","collapseGroup"],"mappings":";;;;;;;oJAyBoB,CAACA,WAAYC,yBACvBC,UAAY,IAAIC,cAAK,+BACrBC,UAAYC,SAASC,2CAAoCN,qBAE3DC,gBAAiB,OACXM,cAAgBL,UAAUM,SAASC,IAAI,GAAGH,yBAAkBL,uBAC5DS,aAAeL,SAASM,cAAc,QAC5CD,aAAaE,aAAa,WAAY,KACtCL,cAAcM,WAAWC,SAAQC,MAAQL,aAAaM,YAAYD,QAClER,cAAcU,YAAYP,cAU9BR,UAAUgB,qBAAuB,SAASC,oBACjCC,UAAUF,qBAAqBG,KAAKnB,UAAWiB,4CAC1Bf,YAU9BF,UAAUoB,cAAgB,SAASH,oBAC1BC,UAAUE,cAAcD,KAAKnB,UAAWiB,4CACnBf"}

blocks/settings/amd/src/settingsblock.js

@@ -0,0 +1,61 @@
+// 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/>.
+
+/**
+ * Load the settings block tree javscript
+ *
+ * @module     block_settings/settingsblock
+ * @copyright  2015 John Okely <john@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+import {notifyBlockContentUpdated} from 'core_block/events';
+import Tree from 'core/tree';
+
+export const init = (instanceId, siteAdminNodeId) => {
+    const adminTree = new Tree(".block_settings .block_tree");
+    const blockNode = document.querySelector(`[data-instance-id="${instanceId}"]`);
+
+    if (siteAdminNodeId) {
+        const siteAdminLink = adminTree.treeRoot.get(0).querySelector(`#${siteAdminNodeId} a`);
+        const newContainer = document.createElement('span');
+        newContainer.setAttribute('tabindex', '0');
+        siteAdminLink.childNodes.forEach(node => newContainer.appendChild(node));
+        siteAdminLink.replaceWith(newContainer);
+    }
+
+    /**
+     * The method to call when then the navtree finishes expanding a group.
+     *
+     * @method finishExpandingGroup
+     * @param {Object} item
+     * @fires event:blockContentUpdated
+     */
+    adminTree.finishExpandingGroup = function(item) {
+        Tree.prototype.finishExpandingGroup.call(adminTree, item);
+        notifyBlockContentUpdated(blockNode);
+    };
+
+    /**
+     * The method to call whe then the navtree collapses a group
+     *
+     * @method collapseGroup
+     * @param {Object} item
+     * @fires event:blockContentUpdated
+     */
+    adminTree.collapseGroup = function(item) {
+        Tree.prototype.collapseGroup.call(adminTree, item);
+        notifyBlockContentUpdated(blockNode);
+    };
+};

blocks/settings/block_settings.php

@@ -0,0 +1,174 @@
+<?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/>.
+
+/**
+ * This file contains classes used to manage the navigation structures in Moodle
+ * and was introduced as part of the changes occuring in Moodle 2.0
+ *
+ * @since Moodle 2.0
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+/**
+ * The settings navigation tree block class
+ *
+ * Used to produce the settings navigation block new to Moodle 2.0
+ *
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class block_settings extends block_base {
+
+    /** @var string */
+    public static $navcount;
+    public $blockname = null;
+    /** @var bool */
+    protected $contentgenerated = false;
+    /** @var bool|null */
+    protected $docked = null;
+
+    /**
+     * Set the initial properties for the block
+     */
+    function init() {
+        $this->blockname = get_class($this);
+        $this->title = get_string('pluginname', $this->blockname);
+    }
+
+    /**
+     * All multiple instances of this block
+     * @return bool Returns true
+     */
+    function instance_allow_multiple() {
+        return false;
+    }
+
+    /**
+     * The settings block cannot be hidden by default as it is integral to
+     * the navigation of Moodle.
+     *
+     * @return false
+     */
+    function instance_can_be_hidden() {
+        return false;
+    }
+
+    /**
+     * Set the applicable formats for this block to all
+     * @return array
+     */
+    function applicable_formats() {
+        return array('all' => true);
+    }
+
+    /**
+     * Allow the user to configure a block instance
+     * @return bool Returns true
+     */
+    function instance_allow_config() {
+        return true;
+    }
+
+    function instance_can_be_docked() {
+        return (parent::instance_can_be_docked() && (empty($this->config->enabledock) || $this->config->enabledock=='yes'));
+    }
+
+    function get_required_javascript() {
+        $adminnode = $this->page->settingsnav->find('siteadministration', navigation_node::TYPE_SITE_ADMIN);
+        parent::get_required_javascript();
+        $arguments = array(
+            'instanceid' => $this->instance->id,
+            'adminnodeid' => $adminnode ? $adminnode->id : null
+        );
+        $this->page->requires->js_call_amd('block_settings/settingsblock', 'init', $arguments);
+    }
+
+    /**
+     * Gets the content for this block by grabbing it from $this->page
+     */
+    function get_content() {
+        global $CFG, $OUTPUT;
+        // First check if we have already generated, don't waste cycles
+        if ($this->contentgenerated === true) {
+            return true;
+        }
+        // JS for navigation moved to the standard theme, the code will probably have to depend on the actual page structure
+        // $this->page->requires->js('/lib/javascript-navigation.js');
+        block_settings::$navcount++;
+
+        // Check if this block has been docked
+        if ($this->docked === null) {
+            $this->docked = get_user_preferences('nav_in_tab_panel_settingsnav'.block_settings::$navcount, 0);
+        }
+
+        // Check if there is a param to change the docked state
+        if ($this->docked && optional_param('undock', null, PARAM_INT)==$this->instance->id) {
+            unset_user_preference('nav_in_tab_panel_settingsnav'.block_settings::$navcount, 0);
+            $url = $this->page->url;
+            $url->remove_params(array('undock'));
+            redirect($url);
+        } else if (!$this->docked && optional_param('dock', null, PARAM_INT)==$this->instance->id) {
+            set_user_preferences(array('nav_in_tab_panel_settingsnav'.block_settings::$navcount=>1));
+            $url = $this->page->url;
+            $url->remove_params(array('dock'));
+            redirect($url);
+        }
+
+        $renderer = $this->page->get_renderer('block_settings');
+        $this->content = new stdClass();
+        $this->content->text = $renderer->settings_tree($this->page->settingsnav);
+
+        // only do search if you have moodle/site:config
+        if (!empty($this->content->text)) {
+            if (has_capability('moodle/site:config',context_system::instance()) ) {
+                $this->content->footer = $renderer->search_form(new moodle_url("$CFG->wwwroot/$CFG->admin/search.php"), optional_param('query', '', PARAM_RAW));
+            } else {
+                $this->content->footer = '';
+            }
+        }
+
+        $this->contentgenerated = true;
+        return true;
+    }
+
+    /**
+     * Returns the role that best describes the settings block.
+     *
+     * @return string 'navigation'
+     */
+    public function get_aria_role() {
+        return 'navigation';
+    }
+
+    /**
+     * Return the plugin config settings for external functions.
+     *
+     * @return stdClass the configs for both the block instance and plugin
+     * @since Moodle 3.8
+     */
+    public function get_config_for_external() {
+        // Return all settings for all users since it is safe (no private keys, etc..).
+        $configs = !empty($this->config) ? $this->config : new stdClass();
+
+        return (object) [
+            'instance' => $configs,
+            'plugin' => new stdClass(),
+        ];
+    }
+}

blocks/settings/classes/privacy/provider.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/>.
+
+/**
+ * Privacy Subsystem implementation for block_settings.
+ *
+ * @package    block_settings
+ * @copyright  2018 Zig Tan <zig@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace block_settings\privacy;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy Subsystem for block_settings implementing null_provider.
+ *
+ * @copyright  2018 Zig Tan <zig@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason(): string {
+        return 'privacy:metadata';
+    }
+}

blocks/settings/db/access.php

@@ -0,0 +1,51 @@
+<?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/>.
+
+/**
+ * Settings block caps.
+ *
+ * @package    block_settings
+ * @copyright  Mark Nelson <markn@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$capabilities = array(
+
+    'block/settings:myaddinstance' => array(
+        'captype' => 'write',
+        'contextlevel' => CONTEXT_SYSTEM,
+        'archetypes' => array(
+            'user' => CAP_ALLOW
+        ),
+
+        'clonepermissionsfrom' => 'moodle/my:manageblocks'
+    ),
+
+    'block/settings:addinstance' => array(
+        'riskbitmask' => RISK_SPAM | RISK_XSS,
+
+        'captype' => 'write',
+        'contextlevel' => CONTEXT_BLOCK,
+        'archetypes' => array(
+            'editingteacher' => CAP_ALLOW,
+            'manager' => CAP_ALLOW
+        ),
+
+        'clonepermissionsfrom' => 'moodle/site:manageblocks'
+    ),
+);

blocks/settings/db/upgrade.php

@@ -0,0 +1,67 @@
+<?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/>.
+
+/**
+ * This file keeps track of upgrades to the settings block
+ *
+ * Sometimes, changes between versions involve alterations to database structures
+ * and other major things that may break installations.
+ *
+ * The upgrade function in this file will attempt to perform all the necessary
+ * actions to upgrade your older installation to the current version.
+ *
+ * If there's something it cannot do itself, it will tell you what you need to do.
+ *
+ * The commands in here will all be database-neutral, using the methods of
+ * database_manager class
+ *
+ * Please do not forget to use upgrade_set_timeout()
+ * before any action that may take longer time to finish.
+ *
+ * @since Moodle 2.0
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+/**
+ * As of the implementation of this block and the general navigation code
+ * in Moodle 2.0 the body of immediate upgrade work for this block and
+ * settings is done in core upgrade {@see lib/db/upgrade.php}
+ *
+ * There were several reasons that they were put there and not here, both becuase
+ * the process for the two blocks was very similar and because the upgrade process
+ * was complex due to us wanting to remvoe the outmoded blocks that this
+ * block was going to replace.
+ *
+ * @param int $oldversion
+ * @param object $block
+ */
+function xmldb_block_settings_upgrade($oldversion, $block) {
+    // Automatically generated Moodle v4.1.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.2.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.3.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.4.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    return true;
+}

blocks/settings/edit_form.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/>.
+
+/**
+ * Form for editing settings navigation instances.
+ *
+ * @since Moodle 2.0
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+/**
+ * Form for setting navigation instances.
+ *
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class block_settings_edit_form extends block_edit_form {
+    protected function specific_definition($mform) {
+        $mform->addElement('header', 'configheader', get_string('blocksettings', 'block'));
+
+        $yesnooptions = array('yes'=>get_string('yes'), 'no'=>get_string('no'));
+
+        $mform->addElement('select', 'config_enabledock', get_string('enabledock', $this->block->blockname), $yesnooptions);
+        if (empty($this->block->config->enabledock) || $this->block->config->enabledock=='yes') {
+            $mform->getElement('config_enabledock')->setSelected('yes');
+        } else {
+            $mform->getElement('config_enabledock')->setSelected('no');
+        }
+    }
+}

blocks/settings/lang/en/block_settings.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/>.
+
+/**
+ * This file contains language strings used in the settings navigation block
+ *
+ * @since Moodle 2.0
+ * @package block_settings
+ * @copyright 2009 Sam Hemelryk
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+$string['enabledock'] = 'Allow the user to dock this block';
+$string['pluginname'] = 'Administration';
+$string['settings:addinstance'] = 'Add a new administration block';
+$string['settings:myaddinstance'] = 'Add a new administration block to Dashboard';
+$string['privacy:metadata'] = 'The Administration block only shows data stored in other locations.';

blocks/settings/renderer.php

@@ -0,0 +1,153 @@
+<?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/>.
+
+/**
+ * Settings block
+ *
+ * @package    block_settings
+ * @copyright  2010 Sam Hemelryk
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+class block_settings_renderer extends plugin_renderer_base {
+
+    public function settings_tree(settings_navigation $navigation) {
+        $count = 0;
+        foreach ($navigation->children as &$child) {
+            $child->preceedwithhr = ($count!==0);
+            if ($child->display) {
+                $count++;
+            }
+        }
+        $navigationattrs = array(
+            'class' => 'block_tree list',
+            'role' => 'tree',
+            'data-ajax-loader' => 'block_navigation/site_admin_loader');
+        $content = $this->navigation_node($navigation, $navigationattrs);
+        if (isset($navigation->id) && !is_numeric($navigation->id) && !empty($content)) {
+            $content = $this->output->box($content, 'block_tree_box', $navigation->id);
+        }
+        return $content;
+    }
+
+    /**
+     * Build the navigation node.
+     *
+     * @param navigation_node $node the navigation node object.
+     * @param array $attrs list of attributes.
+     * @param int $depth the depth, default to 1.
+     * @return string the navigation node code.
+     */
+    protected function navigation_node(navigation_node $node, $attrs=array(), $depth = 1) {
+        $items = $node->children;
+
+        // exit if empty, we don't want an empty ul element
+        if ($items->count()==0) {
+            return '';
+        }
+
+        // array of nested li elements
+        $lis = array();
+        $number = 0;
+        foreach ($items as $item) {
+            $number++;
+            if (!$item->display) {
+                continue;
+            }
+
+            $isbranch = ($item->children->count()>0  || $item->nodetype==navigation_node::NODETYPE_BRANCH);
+
+            if ($isbranch) {
+                $item->hideicon = true;
+            }
+
+            $content = $this->output->render($item);
+            $id = $item->id ? $item->id : html_writer::random_id();
+            $ulattr = ['id' => $id . '_group', 'role' => 'group'];
+            $liattr = ['class' => [$item->get_css_type(), 'depth_'.$depth], 'tabindex' => '-1', 'role' => 'treeitem'];
+            $pattr = ['class' => ['tree_item']];
+            $pattr += !empty($item->id) ? ['id' => $item->id] : [];
+            $hasicon = (!$isbranch && $item->icon instanceof renderable);
+
+            if ($isbranch) {
+                $liattr['class'][] = 'contains_branch';
+                if (!$item->forceopen || (!$item->forceopen && $item->collapse) || ($item->children->count() == 0
+                        && $item->nodetype == navigation_node::NODETYPE_BRANCH)) {
+                    $liattr += ['aria-expanded' => 'false'];
+                } else {
+                    $liattr += ['aria-expanded' => 'true'];
+                }
+                if ($item->requiresajaxloading) {
+                    $liattr['data-requires-ajax'] = 'true';
+                    $liattr['data-loaded'] = 'false';
+                } else {
+                    $liattr += ['aria-owns' => $id . '_group'];
+                }
+            } else if ($hasicon) {
+                $liattr['class'][] = 'item_with_icon';
+                $pattr['class'][] = 'hasicon';
+            }
+            if ($item->isactive === true) {
+                $liattr['class'][] = 'current_branch';
+            }
+            if (!empty($item->classes) && count($item->classes) > 0) {
+                $pattr['class'] = array_merge($pattr['class'], $item->classes);
+            }
+
+            // class attribute on the div item which only contains the item content
+            $pattr['class'][] = 'tree_item';
+            if ($isbranch) {
+                $pattr['class'][] = 'branch';
+            } else {
+                $pattr['class'][] = 'leaf';
+            }
+
+            $liattr['class'] = join(' ', $liattr['class']);
+            $pattr['class'] = join(' ', $pattr['class']);
+
+            if (isset($liattr['aria-expanded']) && $liattr['aria-expanded'] === 'false') {
+                $ulattr += ['aria-hidden' => 'true'];
+            }
+
+            $content = html_writer::tag('p', $content, $pattr) . $this->navigation_node($item, $ulattr, $depth + 1);
+            if (!empty($item->preceedwithhr) && $item->preceedwithhr===true) {
+                $content = html_writer::empty_tag('hr') . $content;
+            }
+            $content = html_writer::tag('li', $content, $liattr);
+            $lis[] = $content;
+        }
+
+        if (count($lis)) {
+            if (empty($attrs['role'])) {
+                $attrs['role'] = 'group';
+            }
+            return html_writer::tag('ul', implode("\n", $lis), $attrs);
+        } else {
+            return '';
+        }
+    }
+
+    public function search_form(moodle_url $formtarget, $searchvalue) {
+        $data = [
+            'action' => $formtarget,
+            'inputname' => 'query',
+            'searchstring' => get_string('searchinsettings', 'admin'),
+            'query' => $searchvalue
+        ];
+        return $this->render_from_template('core/search_input', $data);
+    }
+
+}

blocks/settings/styles.css

@@ -0,0 +1,63 @@
+.block_settings .block_tree ul {
+    margin-left: 18px;
+}
+
+.block_settings .block_tree p.hasicon {
+    text-indent: -21px;
+    padding-left: 21px;
+}
+
+.block_settings .block_tree p.hasicon img {
+    width: 16px;
+    height: 16px;
+    margin-top: 3px;
+    margin-right: 5px;
+    vertical-align: top;
+}
+
+.block_settings .block_tree p.hasicon.visibleifjs {
+    display: block;
+}
+
+.block_settings .block_tree .tree_item.branch {
+    padding-left: 21px;
+}
+
+.block_settings .block_tree .tree_item {
+    cursor: pointer;
+    margin: 3px 0;
+    background-position: 0 50%;
+    background-repeat: no-repeat;
+}
+
+.block_settings .block_tree .active_tree_node {
+    font-weight: bold;
+}
+
+.block_settings .block_tree [aria-expanded="true"] {
+    background-image: url('[[pix:t/expanded]]');
+}
+
+.block_settings .block_tree [aria-expanded="false"] {
+    background-image: url('[[pix:t/collapsed]]');
+}
+
+.block_settings .block_tree [aria-expanded="true"].emptybranch {
+    background-image: url('[[pix:t/collapsed_empty]]');
+}
+
+.block_settings .block_tree [aria-expanded="false"] p.loading {
+    background-image: url('[[pix:i/loading_small]]');
+}
+/*rtl:raw:
+.block_settings .block_tree [aria-expanded="false"] {background-image: url('[[pix:t/collapsed_rtl]]');}
+.block_settings .block_tree [aria-expanded="true"].emptybranch {background-image: url('[[pix:t/collapsed_empty_rtl]]');}
+.block_settings .block_tree [aria-expanded="false"].loading {background-image: url('[[pix:i/loading_small]]');}
+*/
+.block_settings .block_tree [aria-hidden="false"] {
+    display: block;
+}
+
+.block_settings .block_tree  [aria-hidden="true"]:not(.icon) {
+    display: none;
+}

blocks/settings/version.php

@@ -0,0 +1,29 @@
+<?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 details
+ *
+ * @package    block_settings
+ * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$plugin->version   = 2024042200;        // The current plugin version (Date: YYYYMMDDXX).
+$plugin->requires  = 2024041600;        // Requires this Moodle version.
+$plugin->component = 'block_settings';  // Full name of the plugin (used for diagnostics)