psecio/gatekeeper

<?php

namespace Psecio\Gatekeeper;
use Phinx\Migration\AbstractMigration;

/**
 * Custom migration extending the base Phinx version to allow
 *     for custom table prefix handling
 */
abstract class PhinxMigration extends AbstractMigration
{
    /**
     * Default table prefix (empty)
     * @var string
     */
    protected $prefix = '';

    /**
     * Initialize, set the prefix if provided
     */
    public function init()
    {
        if (isset($_SERVER['DB_TABLE_PREFIX'])) {
            $this->setPrefix($_SERVER['DB_TABLE_PREFIX']);
        }
    }

    /**
     * Set the current prefix value
     *
     * @param string $prefix Table prefix value
     */
    public function setPrefix($prefix)
    {
        $this->prefix = $prefix;
    }

    /**
     * Get the current prefix value
     *     If defined, returns the value plus an underscore ("_")
     *
     * @return string Formatted prefix or empty string
     */
    public function getPrefix()
    {
        return (strlen($this->prefix) > 0) ? $this->prefix.'_' : '';
    }

    /**
     * Get the current table name value
     *
     * @return string Name of current migration's table
     */
    public function getTableName()
    {
        return $this->getPrefix().$this->tableName;
    }
}