Handling caches in Moodle 4.5. Fix #500.

Moosh/Command/Moodle45/Cache/CacheEditMappings.php

@@ -0,0 +1,98 @@
+<?php
+/**
+ * Edits default mode mappings
+ * moosh cache-edit-mappings [-a, --application] [-s, --session] [-r, --request]
+ *
+ * Show default mode mappings without changing
+ * @example moosh cache-edit-mappings
+ *
+ * Set MODE_APPLICATION to "new"
+ * @example moosh cache-edit-mappings --application new
+ *
+ * Set Application to "store name", Session to "Tests" and Request to "default_request"
+ * @example moosh cache-edit-mappings -a "store name" -s Tests -r default_request
+ *
+ * @copyright  2012 onwards Tomasz Muras
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @introduced 2021-02-01
+ * @author     Jakub Kleban <[email protected]>
+ */
+
+namespace Moosh\Command\Moodle45\Cache;
+use Moosh\MooshCommand;
+
+class CacheEditMappings extends MooshCommand {
+
+    public function __construct() {
+        parent::__construct('edit-mappings', 'cache');
+
+        $this->addOption('a|application:', 'Give an application caches store name. These are shared caches.');
+        $this->addOption('s|session:', "Give a session caches store name. Just access to the PHP session.");
+        $this->addOption('r|request:', "Give a request caches store name. Static caches really.");
+    }
+
+    public function execute() {
+        global $CFG;
+
+        $options = $this->expandedOptions;
+
+        //Get store configuration
+        $cacheconfig = new \core_cache\config();
+        if (!$cacheconfig->load()){
+            cli_error("Unable to load configuration!");
+        }
+        $defaultconfig = $cacheconfig->get_mode_mappings();
+
+        $data = new \stdClass();
+        if ($options['application']){
+            $data->{'mode_'.\cache_store::MODE_APPLICATION} = $options['application'];
+        }
+        else {
+            $data->{'mode_'.\cache_store::MODE_APPLICATION} = $defaultconfig[0]['store'];
+        }
+
+        if ($options['session']){
+            $data->{'mode_'.\cache_store::MODE_SESSION} = $options['session'];
+        }
+        else {
+            $data->{'mode_'.\cache_store::MODE_SESSION} = $defaultconfig[1]['store'];
+        }
+
+        if ($options['request']){
+            $data->{'mode_'.\cache_store::MODE_REQUEST} = $options['request'];
+        }
+        else {
+            $data->{'mode_'.\cache_store::MODE_REQUEST} = $defaultconfig[2]['store'];
+        }
+
+        $mappings = array(
+            \cache_store::MODE_APPLICATION => array($data->{'mode_'.\cache_store::MODE_APPLICATION}),
+            \cache_store::MODE_SESSION => array($data->{'mode_'.\cache_store::MODE_SESSION}),
+            \cache_store::MODE_REQUEST => array($data->{'mode_'.\cache_store::MODE_REQUEST}),
+        );
+
+        $writer = \cache_config_writer::instance();
+
+        try {
+            $writer->set_mode_mappings($mappings);
+        }
+        catch (\cache_exception $e) {
+            cli_error($e->getMessage());
+        }
+
+        echo "Config Mode Mappings:";
+        echo "\nMODE_APPLICATION: ".$mappings[\cache_store::MODE_APPLICATION][0];
+        echo "\nMODE_SESSION: ".$mappings[\cache_store::MODE_SESSION][0];
+        echo "\nMODE_REQUEST: ".$mappings[\cache_store::MODE_REQUEST][0];
+
+        echo "\n\nDefault mode mappings ";
+        if ($options['application'] || $options['session'] || $options['request']) {
+            echo "edited\n";
+        }
+        else {
+            echo "not changed\n";
+        }
+
+        exit(0);
+    }
+}