First code for #616

database/migrations/2017_08_20_062014_changes_for_v470.php

@@ -0,0 +1,58 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+/**
+ * Class ChangesForV470
+ */
+class ChangesForV470 extends Migration
+{
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('link_types');
+        Schema::dropIfExists('journal_types');
+    }
+
+    /**
+     * Run the migrations.
+     *
+     * @SuppressWarnings(PHPMD.ShortMethodName)
+     * @return void
+     */
+    public function up()
+    {
+        if (!Schema::hasTable('link_types')) {
+            Schema::create(
+                'link_types', function (Blueprint $table) {
+                $table->increments('id');
+                $table->timestamps();
+                $table->softDeletes();
+                $table->string('name');
+                $table->string('outward');
+                $table->string('inward');
+                $table->boolean('editable');
+            }
+            );
+        }
+
+        if (!Schema::hasTable('journal_links')) {
+            Schema::create(
+                'journal_links', function (Blueprint $table) {
+                $table->increments('id');
+                $table->integer('link_type_id', false, true);
+                $table->integer('source_id', false, true);
+                $table->integer('destination_id', false, true);
+                $table->text('comment');
+                $table->integer('sequence', false, true);
+            }
+            );
+        }
+    }
+}