first commit

upgrade/list/upgrade.2011-12-10.php

@@ -0,0 +1,98 @@
+<?php
+
+class Upgrade10 extends UpgradeNew
+{
+    // overi, jestli je opravnene provest upgrade
+    public function checkRightfulness_1()
+    {
+        $change = true;
+
+        $SQL = sqlQuery("SELECT 1
+				FROM information_schema.TABLE_CONSTRAINTS 
+				WHERE TABLE_SCHEMA='".$GLOBALS['cfg']['Connection']['database']."' AND CONSTRAINT_TYPE='FOREIGN KEY' AND TABLE_NAME='".getTableName('products_in_sections', false)."'");
+        if (sqlNumRows($SQL) > 0) {
+            $change = false;
+        }
+
+        return $change;
+    }
+
+    // provest samotny upgrade
+    public function makeChanges_1()
+    {
+        // Add constraint to categories
+        sqlQuery('ALTER TABLE '.getTableName('sections_relation').' ADD FOREIGN KEY ( `id_section` ) REFERENCES `sections` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ;');
+
+        // Add constraint to photos
+        // Ensure validity
+        sqlQuery('DELETE ppr.*
+		FROM '.getTableName('photos_products_relation').' ppr
+		LEFT JOIN '.getTableName('products').' p ON ppr.id_product=p.id
+		WHERE p.id IS NULL');
+
+        sqlQuery('ALTER TABLE '.getTableName('photos_products_relation')." CHANGE `id_product` `id_product` INT( 11 ) NOT NULL DEFAULT '0'");
+        sqlQuery('ALTER TABLE '.getTableName('photos_products_relation').' ADD FOREIGN KEY ( `id_photo` ) REFERENCES `photos` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ;');
+
+        sqlQuery('ALTER TABLE '.getTableName('photos_products_relation').' ADD FOREIGN KEY ( `id_product` ) REFERENCES `products` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ;');
+
+        // Products in categories
+        // Ensure validity
+        sqlQuery('DELETE ppr.*
+		FROM '.getTableName('products_in_sections').' ppr
+		LEFT JOIN '.getTableName('products').' p ON ppr.id_product=p.id
+		WHERE p.id IS NULL');
+
+        sqlQuery('ALTER TABLE '.getTableName('products_in_sections').' ENGINE = InnoDB');
+
+        sqlQuery('ALTER TABLE '.getTableName('products_in_sections')." 
+				CHANGE `id_product` `id_product` INT( 11 ) NOT NULL DEFAULT '0',
+				CHANGE `id_section` `id_section` INT( 11 ) NOT NULL DEFAULT '0'");
+
+        sqlQuery('ALTER TABLE '.getTableName('products_in_sections').' ADD FOREIGN KEY ( `id_product` ) REFERENCES `products` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ;');
+
+        sqlQuery('ALTER TABLE '.getTableName('products_in_sections').' ADD FOREIGN KEY ( `id_section` ) REFERENCES `sections` (`id`) ON DELETE CASCADE ON UPDATE CASCADE ;');
+
+        // Users
+        $SQL = sqlQuery('ALTER TABLE '.getTableName('users').'
+				DROP INDEX `login` , 
+				ADD UNIQUE `login` ( `login` )');
+
+        sqlQuery('ALTER TABLE '.getTableName('sections').' DROP INDEX `id`');
+
+        $this->upgradeOK();
+    }
+
+    // overi, jestli je opravnene provest upgrade
+    public function checkRightfulness_2()
+    {
+        $change = true;
+
+        $SQL = sqlQuery('SHOW FIELDS FROM '.getTableName('order_items'));
+        while ($row = sqlFetchArray($SQL)) {
+            if ($row['Field'] == 'id_variation') {
+                $change = false;
+                break;
+            }
+        }
+
+        return $change;
+    }
+
+    // provest samotny upgrade
+    public function makeChanges_2()
+    {
+        // Add variation index to item order
+        sqlQuery('ALTER TABLE '.getTableName('order_items').' CHANGE id_product id_product INT( 11 ) NULL DEFAULT NULL');
+
+        $SQL = sqlQuery('ALTER TABLE '.getTableName('order_items').' ADD id_variation INT( 11 ) NULL DEFAULT NULL AFTER id_product;');
+
+        sqlQuery('UPDATE '.getTableName('order_items').' oi LEFT JOIN '.getTableName('products').'p ON p.id=oi.id_product SET oi.id_product=NULL WHERE p.id IS NULL;');
+
+        // add constrain
+        sqlQuery('ALTER TABLE '.getTableName('order_items').' 
+	         ADD FOREIGN KEY ( id_product ) REFERENCES products (id) ON DELETE SET NULL ON UPDATE CASCADE,
+	         ADD FOREIGN KEY ( id_variation ) REFERENCES products_variations (id) ON DELETE SET NULL ON UPDATE CASCADE ;');
+
+        $this->upgradeOK();
+    }
+}