我在模块覆盖中为Product Feature创建了一个自定义字段。功能的自定义字段未在编辑时保存在数据库中。但是在添加新功能上它可以正常工作。以下是我的AdminFeaturesController.php文件的代码：
<?php
class AdminFeaturesController extends AdminFeaturesControllerCore
{
public function __construct()
{
$this->table = 'feature';
$this->className = 'Feature';
$this->list_id = 'feature';
$this->identifier = 'id_feature';
$this->lang = true;
$this->fields_list = array(
'id_feature' => array(
'title' => $this->l('ID'),
'align' => 'center',
'class' => 'fixed-width-xs'
),
'name' => array(
'title' => $this->l('Name'),
'width' => 'auto',
'filter_key' => 'b!name'
),
'value' => array(
'title' => $this->l('Values'),
'orderby' => false,
'search' => false,
'align' => 'center',
'class' => 'fixed-width-xs'
),
'parent_id_feature' => array(
'title' => $this->l('ParentID'),
'align' => 'center',
'class' => 'fixed-width-xs'
),
'position' => array(
'title' => $this->l('Position'),
'filter_key' => 'a!position',
'align' => 'center',
'class' => 'fixed-width-xs',
'position' => 'position'
)
);
$this->bulk_actions = array(
'delete' => array(
'text' => $this->l('Delete selected'),
'icon' => 'icon-trash',
'confirm' => $this->l('Delete selected items?')
)
);
AdminController::__construct();
}
/**
* AdminController::renderForm() override
* @see AdminController::renderForm()
*/
public function renderForm()
{
$this->toolbar_title = $this->l('Add a new feature');
$this->fields_form = array(
'legend' => array(
'title' => $this->l('Feature with Parent'),
'icon' => 'icon-info-sign'
),
'input' => array(
array(
'type' => 'text',
'label' => $this->l('Name'),
'name' => 'name',
'lang' => true,
'size' => 33,
'hint' => $this->l('Invalid characters:').' <>;=#{}',
'required' => true
),
array(
'type' => 'select',
'label' => $this->l('Parent Feature'),
'name' => 'parent_id_feature',
'options' => array(
'query' => Feature::getFeaturesExcept($this->context->language->id, Tools::getValue('id_feature')),
'id' => 'id_feature',
'name' => 'name'
),
'required' => true
)
)
);
if (Shop::isFeatureActive())
{
$this->fields_form['input'][] = array(
'type' => 'shop',
'label' => $this->l('Shop association'),
'name' => 'checkBoxShopAsso',
);
}
$this->fields_form['submit'] = array(
'title' => $this->l('Save'),
);
return AdminController::renderForm();
}
public function renderView()
{
if (($id = Tools::getValue('id_feature')))
{
$this->setTypeValue();
$this->list_id = 'feature_value';
$this->position_identifier = 'id_feature_value';
$this->position_group_identifier = 'id_feature';
$this->lang = true;
// Action for list
$this->addRowAction('edit');
$this->addRowAction('delete');
if (!Validate::isLoadedObject($obj = new Feature((int)$id)))
{
$this->errors[] = Tools::displayError('An error occurred while updating the status for an object.').'
<b>'.$this->table.'</b> '.Tools::displayError('(cannot load object)');
return;
}
$this->feature_name = $obj->name;
$this->toolbar_title = $this->feature_name[$this->context->employee->id_lang];
$this->fields_list = array(
'id_feature_value' => array(
'title' => $this->l('ID'),
'align' => 'center',
'class' => 'fixed-width-xs'
),
'value' => array(
'title' => $this->l('Value')
),
'parent_id_feature_value' => array(
'title' => $this->l('ParentID'),
'align' => 'center',
'class' => 'fixed-width-xs'
),
'position' => array(
'title' => $this->l('Position'),
'filter_key' => 'a!position',
'align' => 'center',
'class' => 'fixed-width-xs',
'position' => 'position'
)
);
$this->_where = sprintf('AND `id_feature` = %d', (int)$id);
$this->_orderBy = 'position';
self::$currentIndex = self::$currentIndex.'&id_feature='.(int)$id.'&viewfeature';
$this->processFilter();
return AdminController::renderList();
}
}
/**
* AdminController::renderForm() override
* @see AdminController::renderForm()
*/
public function initFormFeatureValue()
{
$this->setTypeValue();
$parent_id = Feature::getParentFeatureID((int)Tools::getValue('id_feature'));
$this->fields_form[0]['form'] = array(
'legend' => array(
'title' => $this->l('Feature value'),
'icon' => 'icon-info-sign'
),
'input' => array(
array(
'type' => 'select',
'label' => $this->l('Feature'),
'name' => 'id_feature',
'options' => array(
'query' => Feature::getFeatures($this->context->language->id),
'id' => 'id_feature',
'name' => 'name'
),
'required' => true
),
array(
'type' => 'text',
'label' => $this->l('Value'),
'name' => 'value',
'lang' => true,
'size' => 33,
'hint' => $this->l('Invalid characters:').' <>;=#{}',
'required' => true
),
array(
'type' => 'select',
'label' => $this->l('Parent Feature Value'),
'name' => 'parent_id_feature_value',
'options' => array(
'query' => FeatureValue::getFeatureValuesWithLang($this->context->language->id, $parent_id),
'id' => 'id_feature_value',
'name' => 'value'
),
'required' => true
),
),
'submit' => array(
'title' => $this->l('Save'),
),
'buttons' => array(
'save-and-stay' => array(
'title' => $this->l('Save then add another value'),
'name' => 'submitAdd'.$this->table.'AndStay',
'type' => 'submit',
'class' => 'btn btn-default pull-right',
'icon' => 'process-icon-save'
)
)
);
$this->fields_value['id_feature'] = (int)Tools::getValue('id_feature');
// Create Object FeatureValue
$feature_value = new FeatureValue(Tools::getValue('id_feature_value'));
$this->tpl_vars = array(
'feature_value' => $feature_value,
);
$this->getlanguages();
$helper = new HelperForm();
$helper->show_cancel_button = true;
$back = Tools::safeOutput(Tools::getValue('back', ''));
if (empty($back))
$back = self::$currentIndex.'&token='.$this->token;
if (!Validate::isCleanHtml($back))
die(Tools::displayError());
$helper->back_url = $back;
$helper->currentIndex = self::$currentIndex;
$helper->token = $this->token;
$helper->table = $this->table;
$helper->identifier = $this->identifier;
$helper->override_folder = 'feature_value/';
$helper->id = $feature_value->id;
$helper->toolbar_scroll = false;
$helper->tpl_vars = $this->tpl_vars;
$helper->languages = $this->_languages;
$helper->default_form_language = $this->default_form_language;
$helper->allow_employee_form_lang = $this->allow_employee_form_lang;
$helper->fields_value = $this->getFieldsValue($feature_value);
$helper->toolbar_btn = $this->toolbar_btn;
$helper->title = $this->l('Add a new feature value');
$this->content .= $helper->generateForm($this->fields_form);
}
public function ajaxProcessUpdatePositions()
{
if ($this->tabAccess['edit'] === '1')
{
$way = (int)Tools::getValue('way');
$id = (int)Tools::getValue('id');
$table = 'feature';
$positions = Tools::getValue($table);
if (empty($positions))
{
$table = 'feature_value';
$positions = Tools::getValue($table);
}
$new_positions = array();
foreach ($positions as $v)
if (!empty($v))
$new_positions[] = $v;
foreach ($new_positions as $position => $value)
{
$pos = explode('_', $value);
if (isset($pos[2]) && (int)$pos[2] === $id)
{
if ($table == 'feature')
{
if ($feature = new Feature((int)$pos[2]))
if (isset($position) && $feature->updatePosition($way, $position, $id))
echo 'ok position '.(int)$position.' for feature '.(int)$pos[1].'\r\n';
else
echo '{"hasError" : true, "errors" : "Can not update feature '.(int)$id.' to position '.(int)$position.' "}';
else
echo '{"hasError" : true, "errors" : "This feature ('.(int)$id.') can t be loaded"}';
break;
}
elseif ($table == 'feature_value')
{
if ($feature_value = new FeatureValue((int)$pos[2]))
if (isset($position) && $feature_value->updatePosition($way, $position, $id))
echo 'ok position '.(int)$position.' for feature value '.(int)$pos[2].'\r\n';
else
echo '{"hasError" : true, "errors" : "Can not update feature value '.(int)$id.' to position '.(int)$position.' "}';
else
echo '{"hasError" : true, "errors" : "This feature value ('.(int)$id.') can t be loaded"}';
break;
}
}
}
}
}
}
我的Feature.php是：
<?php
class Feature extends FeatureCore
{
/** @var string Name */
public $parent_id_feature;
/**
* @see ObjectModel::$definition
*/
public static $definition = array(
'table' => 'feature',
'primary' => 'id_feature',
'multilang' => true,
'fields' => array(
'position' => array('type' => self::TYPE_INT, 'validate' => 'isInt'),
// Parent Feature ID
'parent_id_feature' => array('type' => self::TYPE_INT, 'validate' => 'isUnsignedId', 'required' => false),
// Lang fields
'name' => array('type' => self::TYPE_STRING, 'lang' => true, 'validate' => 'isGenericName', 'required' => true, 'size' => 128),
)
);
/**
* Get a parent feature id for a given id_feature
*
* @param integer $id_feature Feature id
* @return integer ID of parent feature
* @static
*/
public static function getParentFeatureID($id_feature)
{
return Db::getInstance()->getValue('
SELECT parent_id_feature
FROM `'._DB_PREFIX_.'feature` f
WHERE f.`id_feature` = '.(int)$id_feature
);
}
/**
* Get all features for a given language except for given id
*
* @param integer $id_lang Language id
* @param integer $id_feature Feature id to exclude
* @return array Multiple arrays with feature's data
* @static
*/
public static function getFeaturesExcept($id_lang, $id_feature, $with_shop = true)
{
return Db::getInstance()->executeS('
SELECT DISTINCT f.id_feature, f.*, fl.*
FROM `'._DB_PREFIX_.'feature` f
'.($with_shop ? Shop::addSqlAssociation('feature', 'f') : '').'
LEFT JOIN `'._DB_PREFIX_.'feature_lang` fl ON (f.`id_feature` = fl.`id_feature` AND fl.`id_lang` = '.(int)$id_lang.')
WHERE f.id_feature != '.(int)$id_feature.'
ORDER BY f.`position` ASC');
}
}