From ed840f7f2cfde199f539781a95982b0eadc6db80 Mon Sep 17 00:00:00 2001
From: Seth Shaw <seth.shaw@unlv.edu>
Date: Tue, 5 Jun 2018 18:32:49 -0700
Subject: [PATCH] add postgresql migration (#47)

* add postgresql migration

* abort gemini table migration if db is not supported
---
 .../src/Migrations/Version20180530031926.php  | 42 ++++++++++++++-----
 1 file changed, 31 insertions(+), 11 deletions(-)

diff --git a/Gemini/src/Migrations/Version20180530031926.php b/Gemini/src/Migrations/Version20180530031926.php
index d4133297..69db324c 100644
--- a/Gemini/src/Migrations/Version20180530031926.php
+++ b/Gemini/src/Migrations/Version20180530031926.php
@@ -12,20 +12,40 @@ final class Version20180530031926 extends AbstractMigration
 {
     public function up(Schema $schema)
     {
-        // this up() migration is auto-generated, please modify it to your needs
-        $this->abortIf(
-            $this->connection->getDatabasePlatform()->getName() !== 'mysql',
-            'Migration can only be executed safely on \'mysql\'.'
-        );
+      $this->addSql(
+        'DROP TABLE IF EXISTS Gemini;'
+      );
 
+      if  ('mysql' == $this->connection->getDatabasePlatform()->getName())  {
+        $this->addSql(
+          'CREATE TABLE Gemini (fedora_hash VARCHAR(128) NOT NULL,
+          drupal_hash VARCHAR(128) NOT NULL, uuid VARCHAR(36) NOT NULL,
+          drupal_uri LONGTEXT NOT NULL, fedora_uri LONGTEXT NOT NULL,
+          dateCreated DATETIME NOT NULL, dateUpdated DATETIME NOT NULL,
+          UNIQUE KEY(fedora_hash, drupal_hash), PRIMARY KEY(uuid))
+          DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci ENGINE = InnoDB'
+        );
+      }
+      elseif
+      ('postgresql' == $this->connection->getDatabasePlatform()->getName())  {
+        $this->addSql(
+          'CREATE TABLE Gemini (
+             fedora_hash VARCHAR(128) NOT NULL,
+             drupal_hash VARCHAR(128) NOT NULL,
+             uuid VARCHAR(36) PRIMARY KEY,
+             drupal_uri TEXT NOT NULL,
+             fedora_uri TEXT NOT NULL,
+             dateCreated TIMESTAMP NOT NULL,
+             dateUpdated TIMESTAMP NOT NULL
+           );'
+        );
         $this->addSql(
-            'CREATE TABLE Gemini (fedora_hash VARCHAR(128) NOT NULL, 
-            drupal_hash VARCHAR(128) NOT NULL, uuid VARCHAR(36) NOT NULL, 
-            drupal_uri LONGTEXT NOT NULL, fedora_uri LONGTEXT NOT NULL, 
-            dateCreated DATETIME NOT NULL, dateUpdated DATETIME NOT NULL, 
-            UNIQUE KEY(fedora_hash, drupal_hash), PRIMARY KEY(uuid)) 
-            DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci ENGINE = InnoDB'
+          'CREATE UNIQUE INDEX fedora_drupal_hash ON Gemini (fedora_hash, drupal_hash);'
         );
+      }
+      else {
+        $this->abortIf(TRUE, "Only MySQL/MariaDB and PostgreSQL are supported.");
+      }
     }
 
     public function down(Schema $schema)