cakephp2-php8/cake/libs/model/behaviors/translate.php
2007-06-20 06:15:35 +00:00

477 lines
14 KiB
PHP

<?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.libs.model.behaviors
* @since CakePHP(tm) v 1.2.0.4525
* @version $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $Date$
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
/**
* Short description for file.
*
* Long description for file
*
* @package cake
* @subpackage cake.cake.libs.model.behaviors
*/
class TranslateBehavior extends ModelBehavior {
/**
* Used for runtime configuration of model
*/
var $runtime = array();
/**
* Instance of I18nModel class, used internally
*/
var $_model = null;
/**
* Constructor
*/
function __construct() {
parent::__construct();
$this->_model =& new I18nModel();
ClassRegistry::addObject('I18nModel', $this->_model);
}
/**
* Callback
*
* $config for TranslateBehavior should be
* array( 'fields' => array('field_one',
* 'field_two' => 'FieldAssoc', 'field_three'))
*
* With above example only one permanent hasMany will be joined (for field_two
* as FieldAssoc)
*
* $config could be empty - and translations configured dynamically by
* bindTranslation() method
*/
function setup(&$model, $config = array()) {
$this->settings[$model->name] = array();
$this->runtime[$model->name] = array('fields' => array());
$db =& ConnectionManager::getDataSource($model->useDbConfig);
if (!$db->connected) {
trigger_error('Datasource '.$model->useDbConfig.' for I18nBehavior of model '.$model->name.' is not connected', E_USER_ERROR);
return false;
}
$this->runtime[$model->name]['tablePrefix'] = $db->config['prefix'];
return $this->bindTranslation($model, $config, false);
}
/**
* Callback
*/
function beforeFind(&$model, $query) {
$locale = $this->_getLocale($model);
if (is_string($query['fields']) && 'COUNT(*) AS count' == $query['fields']) {
$this->runtime[$model->name]['count'] = true;
$db =& ConnectionManager::getDataSource($model->useDbConfig);
$tablePrefix = $this->runtime[$model->name]['tablePrefix'];
$query['fields'] = 'COUNT(DISTINCT('.$db->name($model->name).'.'.$db->name($model->primaryKey).')) ' . $db->alias . 'count';
$query['joins'][] = array(
'type' => 'INNER',
'alias' => 'I18nModel',
'table' => $tablePrefix . 'i18n',
'conditions' => array(
$model->name.'.id' => '{$__cakeIdentifier[I18nModel.row_id]__$}',
'I18nModel.model' => $model->name,
'I18nModel.locale' => $locale
)
);
return $query;
}
if (empty($locale) || is_array($locale)) {
return $query;
}
$autoFields = false;
if (empty($query['fields'])) {
$query['fields'] = array($model->name.'.*');
foreach (array('hasOne', 'belongsTo') as $type) {
foreach ($model->{$type} as $key => $value) {
if (empty($value['fields'])) {
$query['fields'][] = $key.'.*';
} else {
foreach ($value['fields'] as $field) {
$query['fields'][] = $key.'.'.$field;
}
}
}
}
$autoFields = true;
}
$fields = am($this->settings[$model->name], $this->runtime[$model->name]['fields']);
$tablePrefix = $this->runtime[$model->name]['tablePrefix'];
$addFields = array();
if (is_array($query['fields'])) {
if (in_array($model->name.'.*', $query['fields'])) {
foreach ($fields as $key => $value) {
$addFields[] = ife(is_numeric($key), $value, $key);
}
} else {
foreach ($fields as $key => $value) {
$field = ife(is_numeric($key), $value, $key);
if ($autoFields || in_array($model->name.'.'.$field, $query['fields']) || in_array($field, $query['fields'])) {
$addFields[] = $field;
}
}
}
}
if ($addFields) {
$db =& ConnectionManager::getDataSource($model->useDbConfig);
foreach ($addFields as $field) {
$key = array_search($model->name.'.'.$field, $query['fields']);
if (false !== $key) {
unset($query['fields'][$key]);
}
$query['fields'][] = 'I18n__'.$field.'.content';
$query['joins'][] = 'LEFT JOIN '.$db->name($tablePrefix.'i18n').' AS '.$db->name('I18n__'.$field.'Model').' ON '.$db->name($model->name.'.id').' = '.$db->name('I18n__'.$field.'Model.row_id');
$query['joins'][] = 'LEFT JOIN '.$db->name($tablePrefix.'i18n_content').' AS '.$db->name('I18n__'.$field).' ON '.$db->name('I18n__'.$field.'Model.i18n_content_id').' = '.$db->name('I18n__'.$field.'.id');
$query['conditions'][$db->name('I18n__'.$field.'Model.model')] = $model->name;
$query['conditions'][$db->name('I18n__'.$field.'Model.field')] = $field;
$query['conditions'][$db->name('I18n__'.$field.'Model`.`locale')] = $locale;
}
}
$query['fields'] = am($query['fields']);
$this->runtime[$model->name]['beforeFind'] = $addFields;
return $query;
}
/**
* Callback
*/
function afterFind(&$model, $results, $primary) {
if (!empty($this->runtime[$model->name]['count'])) {
unset($this->runtime[$model->name]['count']);
return $results;
}
$this->runtime[$model->name]['fields'] = array();
$locale = $this->_getLocale($model);
if (empty($locale) || empty($results)) {
return $results;
}
if (is_array($locale)) {
$fields = am($this->settings[$model->name], $this->runtime[$model->name]['fields']);
$emptyFields = array('locale' => '');
foreach ($fields as $key => $value) {
$field = ife(is_numeric($key), $value, $key);
$emptyFields[$field] = '';
}
unset($fields);
foreach ($results as $key => $row) {
$results[$key][$model->name] = am($results[$key][$model->name], $emptyFields);
}
unset($emptyFields);
} elseif (!empty($this->runtime[$model->name]['beforeFind'])) {
$beforeFind = $this->runtime[$model->name]['beforeFind'];
foreach ($results as $key => $row) {
$results[$key][$model->name]['locale'] = $locale;
foreach ($beforeFind as $field) {
$value = ife(empty($results[$key]['I18n__'.$field]['content']), '', $results[$key]['I18n__'.$field]['content']);
$results[$key][$model->name][$field] = $value;
unset($results[$key]['I18n__'.$field]);
}
}
}
return $results;
}
/**
* Callback
*/
function beforeSave(&$model) {
$locale = $this->_getLocale($model);
if (empty($locale) || is_array($locale)) {
return true;
}
$fields = am($this->settings[$model->name], $this->runtime[$model->name]['fields']);
$tempData = array();
foreach ($fields as $key => $value) {
$field = ife(is_numeric($key), $value, $key);
if (isset($model->data[$model->name][$field])) {
$tempData[$field] = $model->data[$model->name][$field];
unset($model->data[$model->name][$field]);
}
}
$this->runtime[$model->name]['beforeSave'] = $tempData;
$this->runtime[$model->name]['ignoreUserAbort'] = ignore_user_abort();
@ignore_user_abort(true);
return true;
}
/**
* Callback
*/
function afterSave(&$model, $created) {
$locale = $this->_getLocale($model);
if (empty($locale) || is_array($locale) || empty($this->runtime[$model->name]['beforeSave'])) {
return true;
}
$tempData = $this->runtime[$model->name]['beforeSave'];
unset($this->runtime[$model->name]['beforeSave']);
$conditions = array('locale' => $locale,
'model' => $model->name,
'row_id' => $model->id);
if ($created) {
foreach ($tempData as $field => $value) {
$this->_model->Content->create();
$this->_model->Content->save(array('I18nContent' => array('content' => $value)));
$this->_model->create();
$this->_model->save(array('I18nModel' => am($conditions, array(
'i18n_content_id' => $this->_model->Content->getInsertID(),
'field' => $field))));
}
} else {
$this->_model->recursive = -1;
$translations = $this->_model->findAll($conditions, array('field', 'i18n_content_id'));
$fields = Set::extract($translations, '{n}.I18nModel.field');
$ids = Set::extract($translations, '{n}.I18nModel.i18n_content_id');
foreach ($fields as $key => $field) {
if (array_key_exists($field, $tempData)) {
$this->_model->Content->create();
$this->_model->Content->save(array('I18nContent' => array(
'id' => $ids[$key],
'content' => $tempData[$field])));
}
}
}
@ignore_user_abort((bool) $this->runtime[$model->name]['ignoreUserAbort']);
unset($this->runtime[$model->name]['ignoreUserAbort']);
}
/**
* Callback
*/
function beforeDelete(&$model) {
$this->runtime[$model->name]['ignoreUserAbort'] = ignore_user_abort();
@ignore_user_abort(true);
return true;
}
/**
* Callback
*/
function afterDelete(&$model) {
$this->_model->recursive = -1;
$conditions = array('model' => $model->name, 'row_id' => $model->id);
$translations = $this->_model->findAll($conditions, array('i18n_content_id'));
$ids = Set::extract($translations, '{n}.I18nModel.i18n_content_id');
$db =& ConnectionManager::getDataSource($model->useDbConfig);
$db->delete($this->_model->Content, array('id' => $ids));
$db->delete($this->_model, $conditions);
@ignore_user_abort((bool) $this->runtime[$model->name]['ignoreUserAbort']);
unset($this->runtime[$model->name]['ignoreUserAbort']);
}
/**
* Autodetects locale for application
*
* @todo
* @return string
*/
function _autoDetectLocale() {
// just fast hack to obtain selected locale
__d('core', 'Notice', true);
$I18n =& I18n::getInstance();
return $I18n->locale;
}
/**
* Get selected locale for model
*
* @return mixed string or false
*/
function _getLocale(&$model) {
if (!isset($model->locale) || is_null($model->locale)) {
$model->locale = $this->_autoDetectLocale();
}
return $model->locale;
}
/**
* Bind translation for fields, optionally with hasMany association for
* fake field
*
* @param object instance of model
* @param mixed string with field or array(field1, field2=>AssocName, field3)
* @param boolead $reset
* @return boolean
*/
function bindTranslation(&$model, $fields, $reset = true) {
if (empty($fields)) {
return true;
}
if (is_string($fields)) {
$fields = array($fields);
}
$settings =& $this->settings[$model->name];
$runtime =& $this->runtime[$model->name]['fields'];
$associations = array();
$default = array('className' => 'I18nModel', 'foreignKey' => 'row_id');
foreach ($fields as $key => $value) {
if (is_numeric($key)) {
$field = $value;
$association = null;
} else {
$field = $key;
$association = $value;
}
if (in_array($field, $settings)) {
$this->settings[$model->name] = array_diff_assoc($settings, array($field));
} elseif (array_key_exists($field, $settings)) {
unset($settings[$field]);
}
if (in_array($field, $runtime)) {
$this->runtime[$model->name]['fields'] = array_diff_assoc($runtime, array($field));
} elseif (array_key_exists($field, $runtime)) {
unset($runtime[$field]);
}
if (is_null($association)) {
if ($reset) {
$runtime[] = $field;
} else {
$settings[] = $field;
}
} else {
if ($reset) {
$runtime[$field] = $association;
} else {
$settings[$field] = $association;
}
foreach (array('hasOne', 'hasMany', 'belongsTo', 'hasAndBelongsToMany') as $type) {
if (isset($model->{$type}[$association]) || isset($model->__backAssociation[$type][$association])) {
trigger_error('Association '.$association.' is already binded to model '.$model->name, E_USER_ERROR);
return false;
}
}
$associations[$association] = am($default, array('conditions' => array(
'model' => $model->name,
'field' => $field)));
}
}
if (!empty($associations)) {
$model->bindModel(array('hasMany' => $associations), $reset);
}
return true;
}
/**
* Unbind translation for fields, optionally unbinds hasMany association for
* fake field
*
* @param object instance of model
* @param mixed string with field or array(field1, field2=>AssocName, field3)
* @return boolean
*/
function unbindTranslation(&$model, $fields) {
if (empty($fields)) {
return true;
}
if (is_string($fields)) {
$fields = array($fields);
}
$settings =& $this->settings[$model->name];
$runtime =& $this->runtime[$model->name]['fields'];
$default = array('className' => 'I18nModel', 'foreignKey' => 'row_id');
$associations = array();
foreach ($fields as $key => $value) {
if (is_numeric($key)) {
$field = $value;
$association = null;
} else {
$field = $key;
$association = $value;
}
if (in_array($field, $settings)) {
$this->settings[$model->name] = array_diff_assoc($settings, array($field));
} elseif (array_key_exists($field, $settings)) {
unset($settings[$field]);
}
if (in_array($field, $runtime)) {
$this->runtime[$model->name]['fields'] = array_diff_assoc($runtime, array($field));
} elseif (array_key_exists($field, $runtime)) {
unset($runtime[$field]);
}
if (!is_null($association) && (isset($model->hasMany[$association]) || isset($model->__backAssociation['hasMany'][$association]))) {
$associations[] = $association;
}
}
if (!empty($associations)) {
$model->unbindModel(array('hasMany' => $associations), false);
}
return true;
}
}
/**
* @package cake
* @subpackage cake.cake.libs.model.behaviors
*/
class I18nContent extends AppModel {
var $name = 'I18nContent';
var $useTable = 'i18n_content';
}
/**
* @package cake
* @subpackage cake.cake.libs.model.behaviors
*/
class I18nModel extends AppModel {
var $name = 'I18nModel';
var $useTable = 'i18n';
var $belongsTo = array('Content' => array('className' => 'I18nContent', 'foreignKey' => 'i18n_content_id'));
}
?>