<?php
/* SVN FILE: $Id$ */
/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2007, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2007, Cake Software Foundation, Inc.
 * @link				http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package			cake
 * @subpackage		cake.cake.console.libs
 * @since			CakePHP(tm) v 1.2.0.5012
 * @version			$Revision$
 * @modifiedby		$LastChangedBy$
 * @lastmodified	$Date$
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */
/**
 * @package		cake
 * @subpackage	cake.cake.console.libs
 */
class ConsoleShell extends Shell {
	var $associations = array('hasOne', 'hasMany', 'belongsTo', 'hasAndBelongsToMany');
	var $badCommandChars = array('$', ';');

	function initialize() {
		$this->models = @loadModels();
		foreach ($this->models as $model) {
			$class = Inflector::camelize(r('.php', '', $model));
			$this->models[$model] = $class;
			$this->{$class} =& new $class();
		}
		$this->out('Model classes:');
		$this->out('--------------');

		foreach ($this->models as $model) {
			$this->out(" - {$model}");
		}
	}

	function main() {

		while (true) {
			$command = trim($this->in(''));

			switch($command) {
				case 'help':
					$this->out('Console help:');
					$this->out('-------------');
					$this->out('The interactive console is a tool for testing models before you commit code');
					$this->out('');
					$this->out('To test for results, use the name of your model without a leading $');
					$this->out('e.g. Foo->findAll()');
					$this->out('');
					$this->out('To dynamically set associations, you can do the following:');
					$this->out("\tModelA bind <association> ModelB");
					$this->out("where the supported assocations are hasOne, hasMany, belongsTo, hasAndBelongsToMany");
					$this->out('');
					$this->out('To dynamically remove associations, you can do the following:');
					$this->out("\t ModelA unbind <association> ModelB");
					$this->out("where the supported associations are the same as above");
					$this->out('');
					$this->out("To save a new field in a model, you can do the following:");
					$this->out("\tModelA->save(array('foo' => 'bar', 'baz' => 0))");
					$this->out("where you are passing a hash of data to be saved in the format");
					$this->out("of field => value pairs");
					$this->out('');
					$this->out("To get column information for a model, use the following:");
					$this->out("\tModelA columns");
					$this->out("which returns a list of columns and their type");
				break;
				case 'quit':
				case 'exit':
					return true;
				break;
				case 'models':
					$this->out('Model classes:');
					$this->hr();
					foreach ($this->models as $model) {
						$this->out(" - {$model}");
					}
				break;
				case (preg_match("/^(\w+) bind (\w+) (\w+)/", $command, $tmp) == true):
					foreach ($tmp as $data) {
						$data = strip_tags($data);
						$data = str_replace($this->badCommandChars, "", $data);
					}
					
					$modelA = $tmp[1];
					$association = $tmp[2];
					$modelB = $tmp[3];

					if ($this->isValidModel($modelA) && $this->isValidModel($modelB) && in_array($association, $this->associations)) {
						$this->{$modelA}->bindModel(array($association => array($modelB => array('className' => $modelB))), false);
						$this->out("Created $association association between $modelA and $modelB");
					} else {
						$this->out("Please verify you are using valid models and association types");
					}
				break;
				case (preg_match("/^(\w+) unbind (\w+) (\w+)/", $command, $tmp) == true):
					foreach ($tmp as $data) {
						$data = strip_tags($data);
						$data = str_replace($this->badCommandChars, "", $data);
					}
					
					$modelA = $tmp[1];
					$association = $tmp[2];
					$modelB = $tmp[3];
				
					// Verify that there is actually an association to unbind
					$currentAssociations = $this->{$modelA}->getAssociated();
					$validCurrentAssociation = false;

					foreach ($currentAssociations as $model => $currentAssociation) {
						if ($model == $modelB && $association == $currentAssociation) {
							$validCurrentAssociation = true;
						}
					}

					if ($this->isValidModel($modelA) && $this->isValidModel($modelB) && in_array($association, $this->associations) && $validCurrentAssociation) {
						$this->{$modelA}->unbindModel(array($association => array($modelB)));
						$this->out("Removed $association association between $modelA and $modelB");
					} else {
						$this->out("Please verify you are using valid models, valid current association, and valid association types");
					}
				break;
				case (strpos($command, "->find") > 0):
					// Remove any bad info
					$command = strip_tags($command);
					$command = str_replace($this->badCommandChars, "", $command);

					// Do we have a valid model?
					list($modelToCheck, $tmp) = explode('->', $command);
				   
					if ($this->isValidModel($modelToCheck)) {	
						$findCommand = "\$data = \$this->$command;";
						@eval($findCommand);

						if (is_array($data)) {
							foreach ($data as $idx => $results) {
								if (is_numeric($idx)) { // findAll() output
									foreach ($results as $modelName => $result) {
										$this->out("$modelName");

										foreach ($result as $field => $value) {
											if (is_array($value)) {
												foreach($value as $field2 => $value2) {
													$this->out("\t$field2: $value2");
												}

												$this->out("");
											} else {
												$this->out("\t$field: $value");
											}
										}
									}
								} else { // find() output
									$this->out($idx);

									foreach($results as $field => $value) {
										if (is_array($value)) {
											foreach ($value as $field2 => $value2) {
												$this->out("\t$field2: $value2");
											}

											$this->out("");
										} else {
											$this->out("\t$field: $value");
										}
									}
								}
							}
						} else {
							$this->out("\nNo result set found");
						}
					} else {
						$this->out("$modelToCheck is not a valid model");
					}

				break;
				case (strpos($command, '->save') > 0):
					// Validate the model we're trying to save here
					$command = strip_tags($command);
					$command = str_replace($this->badCommandChars, "", $command);
					list($modelToSave, $tmp) = explode("->", $command);
					
					if ($this->isValidModel($modelToSave)) {
						// Extract the array of data we are trying to build
						list($foo, $data) = explode("->save", $command);
						$badChars = array("(", ")");
						$data = str_replace($badChars, "", $data);
						$saveCommand = "\$this->{$modelToSave}->save(array('{$modelToSave}' => array({$data})));";
						@eval($saveCommand);
						$this->out('Saved record for ' . $modelToSave);
					}

				break;
				case (preg_match("/^(\w+) columns/", $command, $tmp) == true):
					$modelToCheck = strip_tags(str_replace($this->badCommandChars, "", $tmp[1]));
					
					if ($this->isValidModel($modelToCheck)) {
						// Get the column info for this model
						$fieldsCommand = "\$data = \$this->{$modelToCheck}->getColumnTypes();";
						@eval($fieldsCommand);

						if (is_array($data)) {
							foreach ($data as $field => $type) {
								$this->out("\t{$field}: {$type}");
							}
						}
					} else {
						$this->out("Please verify that you selected a valid model");
					}
				break;
				default:
					$this->out("Invalid command\n");
				break;
			}
		}
	}

	function isValidModel($modelToCheck)
	{
		if (in_array($modelToCheck, $this->models)) {
			return true;
		} else {
			return false;
		}
	}
}


?>