CakePHP : shell task allowing to import your data in translatable model

TranslateShell.php

<?php 

class TranslateShell extends AppShell {

	public function main() {
		$selection = $this->in('Start to create translated entries?', array('y', 'n', 'q'), 'y');
		if (strtolower($selection) === 'y') {
			$this->out('Creating entries in i18n table...');
			$this->_execute();
		}
	}

	function _execute() {
		// Experience
		/*
		$this->_regenerateI18n('Experience', array('title'), 'fra');
		$this->_regenerateI18n('Experience', array('subtitle'), 'fra');
		$this->_regenerateI18n('Experience', array('description'), 'fra');
		$this->_regenerateI18n('Experience', array('block_1'), 'fra');
		$this->_regenerateI18n('Experience', array('block_2'), 'fra');
		$this->_regenerateI18n('Experience', array('meeting_point'), 'fra');
		$this->_regenerateI18n('Experience', array('location_description'), 'fra');
		$this->_regenerateI18n('Experience', array('additional_info'), 'fra');
		$this->_regenerateI18n('Experience', array('additional_info_after_order'), 'fra');
		$this->_regenerateI18n('Experience', array('meta_keywords'), 'fra');
		$this->_regenerateI18n('Experience', array('meta_description'), 'fra');
		$this->_regenerateI18n('Experience', array('opengraph_title'), 'fra');
		$this->_regenerateI18n('Experience', array('opengraph_description'), 'fra');
		*/

		// Pass
		/*
		$this->_regenerateI18n('Pass', array('title'), 'fra');
		$this->_regenerateI18n('Pass', array('subtitle'), 'fra');
		$this->_regenerateI18n('Pass', array('meta_keywords'), 'fra');
		$this->_regenerateI18n('Pass', array('meta_description'), 'fra');
		$this->_regenerateI18n('Pass', array('opengraph_title'), 'fra');
		$this->_regenerateI18n('Pass', array('opengraph_description'), 'fra');
		*/

		// Hôtes
		/*
		$this->_regenerateI18n('Host', array('title'), 'fra');
		$this->_regenerateI18n('Host', array('description'), 'fra');
		$this->_regenerateI18n('Host', array('biography'), 'fra');
		*/

		// Content
		/*
		$this->_regenerateI18n('Content', array('title'), 'fra');
		$this->_regenerateI18n('Content', array('description'), 'fra');
		$this->_regenerateI18n('Content', array('opengraph_title'), 'fra');
		$this->_regenerateI18n('Content', array('opengraph_description'), 'fra');
		$this->_regenerateI18n('Content', array('meta_keywords'), 'fra');
		$this->_regenerateI18n('Content', array('meta_description'), 'fra');
		*/
		// 

		// Slider
		$this->_regenerateI18n('Slider', array('title'), 'fra');
		$this->_regenerateI18n('Slider', array('description'), 'fra');
		$this->_regenerateI18n('Slider', array('alt'), 'fra');
	}

	/**
	 * See http://stackoverflow.com/q/2024407/22470
	 * 
	 */
	function _regenerateI18n($Model, $fields = array(), $targetLocale) {

		$this->out('Create entries for "'.$Model.'":');

		if (!isset($this->$Model)) {
			$this->{$Model} = ClassRegistry::init($Model);
		}

		$this->{$Model}->Behaviors->disable('Translate'); 
		$out = $this->{$Model}->find('all', array(
			'recursive' => -1, 
			'order'     => $this->{$Model}->primaryKey, 
			'fields'    => array_merge(array($this->{$Model}->primaryKey), $fields))
		);

		//$this->I18nModel = ClassRegistry::init('I18nModel');
		$this->I18nModel = ClassRegistry::init($this->{$Model}->translateModel);

		$t = 0;
		foreach ($out as $v) {

			foreach ($fields as $field) {
				$data = array(
					'locale'        => $targetLocale,
					'model'         => $this->{$Model}->name,
					'foreign_key'   => $v[$Model][$this->{$Model}->primaryKey],
					'field'         => $field,
					'content'       => $v[$Model][$field],
				);


				$check_data = $data;
				unset($check_data['content']);
				if (!$this->I18nModel->find('first', array('conditions' => $check_data))) {
					if ($this->I18nModel->create($data) AND $this->I18nModel->save($data)) {
						echo '.';
						$t++;
					}
				}
			}
		}
		$this->out($t." entries written");
	}
}

?>