merged skunkworks into develop.

laravel/cli/tasks/migrate/database.php

@@ -0,0 +1,83 @@
+<?php namespace Laravel\CLI\Tasks\Migrate;
+
+use Laravel\Database as DB;
+
+class Database {
+
+	/**
+	 * Log a migration in the migration table.
+	 *
+	 * @param  string  $bundle
+	 * @param  string  $name
+	 * @param  int     $batch
+	 * @return void
+	 */
+	public function log($bundle, $name, $batch)
+	{
+		$this->table()->insert(compact('bundle', 'name', 'batch'));
+	}
+
+	/**
+	 * Delete a row from the migration table.
+	 *
+	 * @param  string  $bundle
+	 * @param  string  $name
+	 * @return void
+	 */
+	public function delete($bundle, $name)
+	{
+		$this->table()->where_bundle_and_name($bundle, $name)->delete();
+	}
+
+	/**
+	 * Return an array of the last batch of migrations.
+	 *
+	 * @return array
+	 */
+	public function last()
+	{
+		$table = $this->table();
+
+		// First we need to grab the last batch ID from the migration table,
+		// as this will allow us to grab the lastest batch of migrations
+		// that need to be run for a rollback command.
+		$id = $this->batch();
+
+		// Once we have the batch ID, we will pull all of the rows for that
+		// batch. Then we can feed the results into the resolve method to
+		// get the migration instances for the command.
+		return $table->where_batch($id)->order_by('name', 'desc')->get();
+	}
+
+	/**
+	 * Get all of the migrations that have run for a bundle.
+	 *
+	 * @param  string  $bundle
+	 * @return array
+	 */
+	public function ran($bundle)
+	{
+		return $this->table()->where_bundle($bundle)->lists('name');
+	}
+
+	/**
+	 * Get the maximum batch ID from the migration table.
+	 *
+	 * @return int
+	 */
+	public function batch()
+	{
+		return $this->table()->max('batch');
+	}
+
+	/**
+	 * Get a database query instance for the migration table.
+	 *
+	 * @return Query
+	 */
+	protected function table()
+	{
+		return DB::connection()->table('laravel_migrations');
+	}
+
+}