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pictcode / lib / Cake / Console / Command / Task / DbConfigTask.php @ 635eef61

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1 635eef61 spyder1211
<?php
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/**
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 * The DbConfig Task handles creating and updating the database.php
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 *
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 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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 *
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 * Licensed under The MIT License
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 * For full copyright and license information, please see the LICENSE.txt
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 * Redistributions of files must retain the above copyright notice.
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 *
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 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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 * @link          http://cakephp.org CakePHP(tm) Project
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 * @since         CakePHP(tm) v 1.2
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 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
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 */
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App::uses('AppShell', 'Console/Command');
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/**
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 * Task class for creating and updating the database configuration file.
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 *
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 * @package       Cake.Console.Command.Task
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 */
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class DbConfigTask extends AppShell {
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/**
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 * path to CONFIG directory
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 *
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 * @var string
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 */
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        public $path = null;
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/**
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 * Default configuration settings to use
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 *
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 * @var array
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 */
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        protected $_defaultConfig = array(
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                'name' => 'default',
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                'datasource' => 'Database/Mysql',
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                'persistent' => 'false',
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                'host' => 'localhost',
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                'login' => 'root',
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                'password' => 'password',
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                'database' => 'project_name',
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                'schema' => null,
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                'prefix' => null,
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                'encoding' => null,
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                'port' => null
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        );
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/**
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 * String name of the database config class name.
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 * Used for testing.
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 *
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 * @var string
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 */
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        public $databaseClassName = 'DATABASE_CONFIG';
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/**
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 * initialization callback
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 *
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 * @return void
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 */
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        public function initialize() {
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                $this->path = APP . 'Config' . DS;
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        }
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/**
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 * Execution method always used for tasks
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 *
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 * @return void
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 */
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        public function execute() {
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                if (empty($this->args)) {
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                        $this->_interactive();
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                        return $this->_stop();
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                }
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        }
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/**
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 * Interactive interface
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 *
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 * @return void
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 */
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        protected function _interactive() {
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                $this->hr();
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                $this->out(__d('cake_console', 'Database Configuration:'));
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                $this->hr();
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                $done = false;
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                $dbConfigs = array();
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                while (!$done) {
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                        $name = '';
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                        while (!$name) {
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                                $name = $this->in(__d('cake_console', "Name:"), null, 'default');
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                                if (preg_match('/[^a-z0-9_]/i', $name)) {
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                                        $name = '';
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                                        $this->out(__d('cake_console', 'The name may only contain unaccented latin characters, numbers or underscores'));
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                                } elseif (preg_match('/^[^a-z_]/i', $name)) {
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                                        $name = '';
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                                        $this->out(__d('cake_console', 'The name must start with an unaccented latin character or an underscore'));
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                                }
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                        }
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                        $datasource = $this->in(__d('cake_console', 'Datasource:'), array('Mysql', 'Postgres', 'Sqlite', 'Sqlserver'), 'Mysql');
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                        $persistent = $this->in(__d('cake_console', 'Persistent Connection?'), array('y', 'n'), 'n');
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                        if (strtolower($persistent) === 'n') {
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                                $persistent = 'false';
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                        } else {
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                                $persistent = 'true';
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                        }
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                        $host = '';
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                        while (!$host) {
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                                $host = $this->in(__d('cake_console', 'Database Host:'), null, 'localhost');
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                        }
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                        $port = '';
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                        while (!$port) {
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                                $port = $this->in(__d('cake_console', 'Port?'), null, 'n');
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                        }
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                        if (strtolower($port) === 'n') {
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                                $port = null;
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                        }
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                        $login = '';
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                        while (!$login) {
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                                $login = $this->in(__d('cake_console', 'User:'), null, 'root');
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                        }
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                        $password = '';
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                        $blankPassword = false;
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                        while (!$password && !$blankPassword) {
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                                $password = $this->in(__d('cake_console', 'Password:'));
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                                if (!$password) {
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                                        $blank = $this->in(__d('cake_console', 'The password you supplied was empty. Use an empty password?'), array('y', 'n'), 'n');
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                                        if ($blank === 'y') {
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                                                $blankPassword = true;
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                                        }
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                                }
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                        }
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                        $database = '';
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                        while (!$database) {
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                                $database = $this->in(__d('cake_console', 'Database Name:'), null, 'cake');
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                        }
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                        $prefix = '';
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                        while (!$prefix) {
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                                $prefix = $this->in(__d('cake_console', 'Table Prefix?'), null, 'n');
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                        }
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                        if (strtolower($prefix) === 'n') {
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                                $prefix = null;
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                        }
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                        $encoding = '';
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                        while (!$encoding) {
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                                $encoding = $this->in(__d('cake_console', 'Table encoding?'), null, 'n');
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                        }
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                        if (strtolower($encoding) === 'n') {
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                                $encoding = null;
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                        }
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                        $schema = '';
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                        if ($datasource === 'postgres') {
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                                while (!$schema) {
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                                        $schema = $this->in(__d('cake_console', 'Table schema?'), null, 'n');
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                                }
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                        }
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                        if (strtolower($schema) === 'n') {
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                                $schema = null;
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                        }
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                        $config = compact('name', 'datasource', 'persistent', 'host', 'login', 'password', 'database', 'prefix', 'encoding', 'port', 'schema');
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                        while (!$this->_verify($config)) {
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                                $this->_interactive();
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                        }
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                        $dbConfigs[] = $config;
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                        $doneYet = $this->in(__d('cake_console', 'Do you wish to add another database configuration?'), null, 'n');
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                        if (strtolower($doneYet === 'n')) {
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                                $done = true;
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                        }
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                }
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                $this->bake($dbConfigs);
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                config('database');
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                return true;
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        }
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/**
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 * Output verification message and bake if it looks good
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 *
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 * @param array $config The config data.
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 * @return bool True if user says it looks good, false otherwise
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 */
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        protected function _verify($config) {
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                $config += $this->_defaultConfig;
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                extract($config);
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                $this->out();
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                $this->hr();
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                $this->out(__d('cake_console', 'The following database configuration will be created:'));
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                $this->hr();
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                $this->out(__d('cake_console', "Name:         %s", $name));
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                $this->out(__d('cake_console', "Datasource:   %s", $datasource));
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                $this->out(__d('cake_console', "Persistent:   %s", $persistent));
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                $this->out(__d('cake_console', "Host:         %s", $host));
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                if ($port) {
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                        $this->out(__d('cake_console', "Port:         %s", $port));
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                }
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                $this->out(__d('cake_console', "User:         %s", $login));
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                $this->out(__d('cake_console', "Pass:         %s", str_repeat('*', strlen($password))));
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                $this->out(__d('cake_console', "Database:     %s", $database));
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                if ($prefix) {
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                        $this->out(__d('cake_console', "Table prefix: %s", $prefix));
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                }
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                if ($schema) {
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                        $this->out(__d('cake_console', "Schema:       %s", $schema));
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                }
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                if ($encoding) {
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                        $this->out(__d('cake_console', "Encoding:     %s", $encoding));
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                }
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                $this->hr();
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                $looksGood = $this->in(__d('cake_console', 'Look okay?'), array('y', 'n'), 'y');
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                if (strtolower($looksGood) === 'y') {
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                        return $config;
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                }
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                return false;
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        }
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/**
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 * Assembles and writes database.php
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 *
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 * @param array $configs Configuration settings to use
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 * @return bool Success
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 */
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        public function bake($configs) {
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                if (!is_dir($this->path)) {
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                        $this->err(__d('cake_console', '%s not found', $this->path));
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                        return false;
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                }
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                $filename = $this->path . 'database.php';
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                $oldConfigs = array();
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                if (file_exists($filename)) {
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                        config('database');
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                        $db = new $this->databaseClassName;
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                        $temp = get_class_vars(get_class($db));
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                        foreach ($temp as $configName => $info) {
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                                $info += $this->_defaultConfig;
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                                if (!isset($info['schema'])) {
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                                        $info['schema'] = null;
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                                }
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                                if (!isset($info['encoding'])) {
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                                        $info['encoding'] = null;
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                                }
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                                if (!isset($info['port'])) {
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                                        $info['port'] = null;
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                                }
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                                $info['persistent'] = var_export((bool)$info['persistent'], true);
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                                $oldConfigs[] = array(
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                                        'name' => $configName,
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                                        'datasource' => $info['datasource'],
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                                        'persistent' => $info['persistent'],
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                                        'host' => $info['host'],
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                                        'port' => $info['port'],
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                                        'login' => $info['login'],
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                                        'password' => $info['password'],
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                                        'database' => $info['database'],
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                                        'prefix' => $info['prefix'],
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                                        'schema' => $info['schema'],
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                                        'encoding' => $info['encoding']
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                                );
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                        }
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                }
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                foreach ($oldConfigs as $key => $oldConfig) {
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                        foreach ($configs as $config) {
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                                if ($oldConfig['name'] === $config['name']) {
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                                        unset($oldConfigs[$key]);
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                                }
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                        }
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                }
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                $configs = array_merge($oldConfigs, $configs);
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                $out = "<?php\n";
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                $out .= "class DATABASE_CONFIG {\n\n";
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                foreach ($configs as $config) {
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                        $config += $this->_defaultConfig;
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                        extract($config);
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                        if (strpos($datasource, 'Database/') === false) {
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                                $datasource = "Database/{$datasource}";
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                        }
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                        $out .= "\tpublic \${$name} = array(\n";
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                        $out .= "\t\t'datasource' => '{$datasource}',\n";
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                        $out .= "\t\t'persistent' => {$persistent},\n";
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                        $out .= "\t\t'host' => '{$host}',\n";
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                        if ($port) {
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                                $out .= "\t\t'port' => {$port},\n";
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                        }
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                        $out .= "\t\t'login' => '{$login}',\n";
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                        $out .= "\t\t'password' => '{$password}',\n";
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                        $out .= "\t\t'database' => '{$database}',\n";
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                        if ($schema) {
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                                $out .= "\t\t'schema' => '{$schema}',\n";
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                        }
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                        if ($prefix) {
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                                $out .= "\t\t'prefix' => '{$prefix}',\n";
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                        }
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                        if ($encoding) {
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                                $out .= "\t\t'encoding' => '{$encoding}'\n";
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                        }
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                        $out .= "\t);\n";
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                }
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                $out .= "}\n";
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                $filename = $this->path . 'database.php';
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                return $this->createFile($filename, $out);
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        }
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/**
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 * Get a user specified Connection name
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 *
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 * @return void
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 */
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        public function getConfig() {
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                App::uses('ConnectionManager', 'Model');
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                $configs = ConnectionManager::enumConnectionObjects();
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                $useDbConfig = key($configs);
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                if (!is_array($configs) || empty($configs)) {
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                        return $this->execute();
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                }
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                $connections = array_keys($configs);
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                if (count($connections) > 1) {
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                        $useDbConfig = $this->in(__d('cake_console', 'Use Database Config') . ':', $connections, $useDbConfig);
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                }
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                return $useDbConfig;
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        }
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/**
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 * Gets the option parser instance and configures it.
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 *
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 * @return ConsoleOptionParser
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 */
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        public function getOptionParser() {
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                $parser = parent::getOptionParser();
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                $parser->description(
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                        __d('cake_console', 'Bake new database configuration settings.')
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                );
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                return $parser;
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        }
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}