ajout t et mapper

nur_src/mapper/item/StringMapper_command.php

@@ -0,0 +1,51 @@
+<?php
+namespace nur\mapper\item;
+
+use nur\mapper\base\mappers_command;
+use nur\mapper\base\Tparams_command;
+
+/**
+ * Class StringMapper_command: classe de support pour construire une instance de
+ * mapper pour une application recevant des commandes utilisateurs
+ */
+class StringMapper_command {
+  use Tparams_command;
+
+  const NAME = "string";
+  const DEF = [self::NAME, "str", 
+    "help" => "faire des opérations sur des chaines",
+    "action" => [self::class, "create_command"],
+    "cmd_args" => [
+      "usage" => self::NAME,
+      ["--mo", "--marked-only", "args" => "value", "type" => "bool",
+        "action" => [self::class, "set_marked_only"],
+        "help" => "indiquer si les opérations ne doivent être effectuées que sur les éléments marqués",
+      ],
+      ["-o", "--param", "args" => "value",
+        "action" => [self::class, "add_params"],
+        "help" => "spécifier une option générique",
+      ],
+      ["args" => [["value", null]],
+        "action" => [self::class, "add_actions"],
+      ],
+    ],
+  ];
+
+  /** @var StringMapper */
+  protected static $command;
+
+  static function create_command() {
+    self::$command = mappers_command::add(new StringMapper());
+  }
+
+  static function set_marked_only(?bool $marked_only) {
+    self::get()->setMarkedOnly($marked_only);
+  }
+
+  static function add_actions(array $actions) {
+    $command = self::get();
+    foreach ($actions as $action) {
+      $command->addAction($action);
+    }
+  }
+}