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migrations/m161101_142752_blog_article_lang.php 2.72 KB
3b1725bf   Alexey Boroda   -Bug with fill re...
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  <?php
      
      use yii\db\Migration;
      
      class m161101_142752_blog_article_lang extends Migration
      {
          public function up()
          {
              /**
               * Create table with language fields of blog articles
               */
              $this->createTable(
                  'blog_article_lang',
                  [
                      'id'               => $this->primaryKey(),
                      'blog_article_id'  => $this->integer()
                                                 ->notNull(),
                      'language_id'      => $this->integer()
                                                 ->notNull(),
                      'title'            => $this->string(255),
                      'body'             => $this->text(),
                      'body_preview'     => $this->text(),
                      'alias'            => $this->string(255),
                      'meta_title'       => $this->string(255),
                      'meta_description' => $this->string(255),
                      'h1'               => $this->string(255),
                      'seo_text'         => $this->string(255),
                  ]
              );
              
              /**
               * Creating indexes for unique fields (field pairs)
               */
              $this->createIndex(
                  'blog_article_lang_uk',
                  'blog_article_lang',
                  [
                      'blog_article_id',
                      'language_id',
                  ],
                  true
              );
              
              $this->createIndex(
                  'blog_article_alias_uk',
                  'blog_article_lang',
                  'alias',
                  true
              );
              
              /**
               * Add foreign keys in blog_articles and language tables
               */
              $this->addForeignKey(
                  'blog_article_fk',
                  'blog_article_lang',
                  'blog_article_id',
                  'blog_article',
                  'id',
                  'CASCADE',
                  'CASCADE'
              );
              
              $this->addForeignKey(
                  'blog_article_lang_fk',
                  'blog_article_lang',
                  'language_id',
                  'language',
                  'id',
                  'RESTRICT',
                  'CASCADE'
              );
          }
          
          public function down()
          {
              $this->dropForeignKey('blog_article_lang_fk', 'blog_article_lang');
              $this->dropForeignKey('blog_article_fk', 'blog_article_lang');
              $this->dropIndex('blog_article_alias_uk', 'blog_article_lang');
              $this->dropIndex('blog_article_lang_uk', 'blog_article_lang');
              $this->dropTable('blog_article_lang');
          }
      }