Add Attribute Deleter Plugin.

magmi/plugins/extra/itemprocessors/attributedeleter/attributedeleterprocessor.php

@@ -0,0 +1,100 @@
+<?php
+
+/**
+ * The MIT License (MIT)
+ * Copyright (c) 2014 Limora Oldtimer GmbH & Co. KG
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Attribute Deleter
+ *
+ * @author Björn Tantau <bjoern.tantau@limora.com>
+ *
+ * This allows select and multiselect attributes to be deleted in create mode.
+ */
+class AttributeDeleter extends Magmi_ItemProcessor
+{
+    public static $_VERSION = '1.0';
+
+    public function initialize($params)
+    {
+        // declare current class as attribute handler
+        $this->registerAttributeHandler($this, array("frontend_input:(select|multiselect)"));
+    }
+
+    public function getPluginUrl()
+    {
+        return $this->pluginDocUrl('Attribute_Deleter');
+    }
+
+    public function getPluginVersion()
+    {
+        return self::$_VERSION;
+    }
+
+    public function getPluginName()
+    {
+        return 'Attribute Deleter';
+    }
+
+    public function getPluginAuthor()
+    {
+        return 'Björn Tantau';
+    }
+
+    public function getShortDescription()
+    {
+        return 'This plugin deletes select/multiselect attributes with a value of "__MAGMI_DELETE__".';
+    }
+
+    /**
+     * attribute handler for Int typed attributes
+     *
+     * @param int $pid
+     *            : product id
+     * @param array $item
+     *            : item to inges
+     * @param int $storeid
+     *            : store for attribute value storage
+     * @param int $attrcode
+     *            : attribute code
+     * @param array $attrdesc
+     *            : attribute metadata
+     * @param mixed $ivalue
+     *            : input value to import
+     * @return new int value to set
+     *
+     *         Many attributes are int typed, so we need to handle all cases like :
+     *         - select
+     *         - tax id
+     *         - boolean
+     *         - status
+     *         - visibility
+     */
+    public function handleIntAttribute($pid, &$item, $storeid, $attrcode, $attrdesc, $ivalue)
+    {
+        if ($attrdesc["frontend_input"] == "select" && $ivalue == '__MAGMI_DELETE__')
+        {
+            return $ivalue;
+        }
+        return null;
+    }
+}