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Scaffolding.php
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<?php
/*
Copyright (c) 2011, Alex Oroshchuk
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of Zend Technologies USA, Inc. nor the names of its
contributors may be used to endorse or promote products derived from this
software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* This Zend controller extension class allows you to quickly scaffold
* an feature-rich record management interface using Zend MVC core components.
* The controllers you would like to scaffold must extend this one, and you will
* automatically have create, update, delete and list actions
* with search, sorting and pagination.
*
* @author Alex Oroshchuk (oroshchuk@gmail.com)
* @copyright 2011 Alex Oroshchuk
* @version 1.0
*/
class Zend_Controller_Scaffolding extends Zend_Controller_Action
{
/**
* Controller actions used as CRUD operations.
*/
const ACTION_INDEX = 'index';
const ACTION_LIST = 'list';
const ACTION_CREATE = 'create';
const ACTION_UPDATE = 'update';
const ACTION_DELETE = 'delete';
/**
* Create form button definitions.
*/
const BUTTON_SAVE = 'save';
const BUTTON_SAVEEDIT = 'saveedit';
const BUTTON_SAVECREATE = 'savecreate';
/**
* Message types.
*/
const MSG_OK = 'OK';
const MSG_ERR = 'ERR';
/**
* Identifier used in view generation.
*/
const CSS_ID = 'zs';
/**
* Default number of items in listing per page.
*/
const ITEMS_PER_PAGE = 10;
/**
* Create form button default labels.
*/
protected $buttonLabels = array(
self::BUTTON_SAVE => 'Save',
self::BUTTON_SAVEEDIT => 'Save and continue editing',
self::BUTTON_SAVECREATE => 'Save and create new one'
);
/**
* Messages displayed upon record creation, update or deletion.
*/
protected $messages = array(
self::ACTION_CREATE => array(
self::MSG_OK => 'New %s has been created.',
self::MSG_ERR => 'Failed to create new %s.'
),
self::ACTION_UPDATE => array(
self::MSG_OK => 'The %s has been updated.',
self::MSG_ERR => 'Failed to update %s.'
),
self::ACTION_DELETE => array(
self::MSG_OK => 'The %s has been deleted.',
self::MSG_ERR => 'Failed to delete %s.'
)
);
/**
* Last error message.
* @var String
*/
protected $lastError;
/**
* Default scaffolding options.
* @var Array
*/
private $options = array(
'pkEditable' => false,
'indexAction' => false,
'viewFolder' => 'scaffolding',
'entityTitle' => 'entity',
'createEntityText' => null,
'updateEntityText' => null,
'deleteEntityText' => null,
'readonly' => false,
'disabledActions' => array(),
'editFormButtons' => array(
self::BUTTON_SAVE,
self::BUTTON_SAVEEDIT,
self::BUTTON_SAVECREATE
),
'csrfProtected' => true,
'customMessenger' => false,
'translator' => null,
'actionParams' => null,
'editLayout' => null
);
/**
* Different data type definitions and their mapping to
* a more generic internal data type.
* @var Array
*/
private $dataTypes = array(
'numeric' => array(
'tinyint', 'bool', 'smallint', 'int',
'numeric', 'int4', 'integer', 'mediumint', 'bigint',
'decimal', 'float', 'double'
),
'text' => array(
'char', 'bpchar', 'varchar',
'smalltext', 'text', 'mediumtext', 'longtext'
),
'time' => array('date', 'datetime', 'timestamp')
);
/**
* Scaffolding field definitions.
* @var Array
*/
private $fields;
/**
* Data providing class.
* @var Zend_Db_Table_Abstract|Zend_Db_Table_Select|Zend_Db_Select
*/
private $dbSource;
/**
* Cached table metadata.
* @var Array
*/
private $metaData;
/**
* Initializes scaffolding.
*
* @param Zend_Db_Table_Abstract|Zend_Db_Select $dbSource respective model instance
* @param array $fields field definitions
* @param Zend_Config|Array $options
*/
protected function scaffold($dbSource, $fields = array(), $options = null)
{
// Check arguments.
if (!($dbSource instanceof Zend_Db_Table_Abstract
|| $dbSource instanceof Zend_Db_Table_Select)) {
throw new Zend_Controller_Exception(
'Scaffolding initialization requires an instance of '
. 'Zend_Db_Table_Abstract or Zend_Db_Table_Select.');
}
$this->dbSource = $dbSource;
$this->fields = $fields;
if (is_array($options)) {
$this->options = array_merge($this->options, $options);
}
if (isset($this->options['translator']) && !($this->options['translator'] instanceof Zend_Translate)) {
throw new Zend_Controller_Exception("'translator' option must be instance of Zend_Translate.");
}
// If readonly restrict all other actions except for index and list
$modActions = array(self::ACTION_CREATE, self::ACTION_DELETE, self::ACTION_UPDATE);
if (!empty($options['readonly'])) {
$this->options['disabledActions'] = $modActions;
}
// All actions are disabled, apply 'readonly'
elseif (count(array_intersect($this->options['disabledActions'], $modActions)) == 3) {
$this->options['readonly'] = true;
}
$this->view->readonly = $this->options['readonly'];
$action = $this->getRequest()->getActionName();
if (in_array($action, $this->options['disabledActions'])) {
throw new Zend_Controller_Exception("'$action' action is disabled.");
}
// Prepare view variables.
$this->view->action = $action;
$this->view->module = $this->getRequest()->getModuleName();
$this->view->controller = $this->getRequest()->getControllerName();
$this->view->actionParams = $this->options['actionParams'];
if (!$this->options['customMessenger']) {
$this->view->messages = $this->_helper->getHelper('FlashMessenger')->getMessages();
}
$this->view->entityTitle = $this->options['entityTitle'] = $this->translate($this->options['entityTitle']);
$this->view->createEntityText = $this->options['createEntityText'];
$this->view->updateEntityText = $this->options['updateEntityText'];
$this->view->deleteEntityText = $this->options['deleteEntityText'];
$this->view->headLink()->appendStylesheet($this->view->baseUrl('/css/zstyles.css'), 'screen, projection');
// Do not override view script path if the action requested is not
// one of the standard scaffolding actions
$scaffActions = array(self::ACTION_LIST, self::ACTION_INDEX,
self::ACTION_CREATE, self::ACTION_UPDATE,
self::ACTION_DELETE);
$indexAction = false;
if (!empty($this->options['indexAction'])) {
$scaffActions[] = $action;
$indexAction = true;
}
if (in_array($action, $scaffActions)) {
if ($indexAction) {
$this->getHelper('ViewRenderer')
->setViewScriptPathSpec(sprintf('%s/index.:suffix', $this->options['viewFolder']));
// Call native index action, since it may be overriden in descendant class.
self::indexAction();
} else {
$this->getHelper('ViewRenderer')
->setViewScriptPathSpec(sprintf('%s/:action.:suffix', $this->options['viewFolder']));
}
}
}
/**
* Display the list of entries, as well as optional elements
* like paginator, search form and sortable headers as specified
* in field definition.
*/
public function indexAction()
{
$fields = $searchFields = $sortingFields = array();
$defSortField = null;
$searchForm = null;
$searchActive = false;
$tableInfo = $this->getMetadata();
$pks = $tableInfo['primary'];
$tableRelations = array_keys($tableInfo['referenceMap']);
$joinOn = array();
// Use all fields if no field settings were provided.
if (!count($this->fields)) {
$this->fields = array_combine($tableInfo['cols'], array_fill(0, count($tableInfo['cols']), array()));
}
// Add PK(s) to select query.
else {
foreach ($pks as $pk) {
$fields[$tableInfo['name']][] = $pk;
}
}
// Process primary/related table fields.
$defaultOrder = 1;
foreach ($this->fields as $columnName => $columnDetails) {
$tableName = $tableInfo['name'];
$defColumnName = $columnName;
$this->fields[$columnName]['order'] = $defaultOrder++;
// Check if the column belongs to a related table.
$fullColumnName = explode('.', $columnName);
if (count($fullColumnName) == 2) {
$refName = $fullColumnName[0];
$refDisplayField = $fullColumnName[1];
// Column is a FK.
if (in_array($refName, $tableRelations)) {
$ruleDetails = $tableInfo['referenceMap'][$refName];
// @todo: what if columns are an array?
$mainColumn = $ruleDetails['columns'];
$refColumn = is_array($ruleDetails['refColumns']) ?
array_shift($ruleDetails['refColumns']) : $ruleDetails['refColumns'];
$relatedModel = new $ruleDetails['refTableClass']();
$relatedTableMetadata = $relatedModel->info();
$relatedTableName = $relatedTableMetadata['name'];
$joinOn[$relatedTableName] = "$tableName.$mainColumn = $relatedTableName.$refColumn";
// Change current table and column to be used later.
// Aliases are used to evade same column names from joined tables.
$tableName = $relatedTableName;
$columnName = array($defColumnName => $refDisplayField);
} else {
$isDependentTableColumn = false;
// Check if column is from a dependent table.
foreach ($tableInfo['dependentTables'] as $depTableClass) {
$dependentTable = new $depTableClass;
if (!$dependentTable instanceof Zend_Db_Table_Abstract) {
throw new Zend_Controller_Exception('Zend_Controller_Scaffolding requires a Zend_Db_Table_Abstract as model providing class.');
}
$relatedTableMetadata = $dependentTable->info();
$references = $relatedTableMetadata['referenceMap'];
// Reference with such name may not be defined
// or column may not exist (the last means n-n table)
if (!isset($references[$refName]) ||
!in_array($refDisplayField, $relatedTableMetadata['cols'])) {
continue;
}
$ruleDetails = $references[$refName];
// @todo: what if columns are an array?
$mainColumn = is_array($ruleDetails['refColumns']) ?
array_shift($ruleDetails['refColumns']) : $ruleDetails['refColumns'];
$refColumn = $ruleDetails['columns'];
$relatedTableName = $relatedTableMetadata['name'];
$joinOn[$relatedTableName] = "$tableName.$mainColumn = $relatedTableName.$refColumn";
// Change current table and column to be used later.
// Aliases are used to evade same column names from joined tables.
$tableName = $relatedTableName;
$columnName = array($defColumnName => $refDisplayField);
$isDependentTableColumn = true;
break;
}
// Column is neither FK nor a dependent table column
// so we can't show it, search or sort by it.
if (!$isDependentTableColumn) {
unset($this->fields[$columnName]);
continue;
}
}
}
$fields[$tableName][] = $columnName;
// Prepare search form fields.
if (!empty($this->fields[$defColumnName]['search'])) {
$searchFields[$defColumnName] = $columnDetails;
}
// Prepare sortable fields.
if (!empty($this->fields[$defColumnName]['sort'])) {
$sortingFields[$tableName] = $columnName;
}
$this->fields[$defColumnName]['sqlName'] =
"$tableName." . (is_array($columnName) ? current($columnName) : $columnName);
$defSortField = empty($defSortField) ?
(empty($this->fields[$defColumnName]['sort']['default']) ? null : $defColumnName)
: $defSortField;
}
if ($this->dbSource instanceof Zend_Db_Table_Abstract) {
$select = $this->dbSource->select();
$select->from($this->dbSource, $this->getFullColumnNames($tableInfo['name'], $fields));
} else {
$select = $this->dbSource;
$select->from($this->dbSource->getTable(), $this->getFullColumnNames($tableInfo['name'], $fields));
}
if (count($joinOn)) {
// Workaround required by Zend_Db_Table_Select.
$select->setIntegrityCheck(false);
foreach ($joinOn as $table => $joinCond) {
$select->joinLeft($table, $joinCond, $this->getFullColumnNames($table, $fields));
}
}
/**
* Apply search filter, storing search criteria in session.
*/
$searchActive = false;
if (count($searchFields)) {
// Create unique search session variable.
// @todo: test if it is unique in ALL cases
$nsName = $tableInfo['name'] . '_' . join('_', array_keys($searchFields));
$searchParams = new Zend_Session_Namespace($nsName);
$searchForm = $this->buildSearchForm($searchFields);
if ($this->getRequest()->isPost() && $searchForm->isValid($this->getRequest()->getPost())) {
if (isset($_POST['reset'])) {
$filterFields = array();
} else {
$filterFields = $searchForm->getValues();
}
$searchParams->search = $filterFields;
} else {
$filterFields = isset($searchParams->search) ? $searchParams->search : array();
}
$searchForm->populate($filterFields);
foreach ($filterFields as $field => $value) {
if ($value || is_numeric($value)) {
// Search by date.
// Date is a period, need to handle both start and end date.
if (strpos($field, self::CSS_ID . '_from')) {
$field = str_replace('_' . self::CSS_ID . '_from', '', $field);
$select->where("{$tableInfo['name']}.$field >= ?", $value);
} elseif (strpos($field, self::CSS_ID . '_to')) {
$field = str_replace('_' . self::CSS_ID . '_to', '', $field);
$select->where("{$tableInfo['name']}.$field <= ?", $value);
} elseif (strpos($field, '_isempty') && $value) {
$field = str_replace('_isempty', '', $field);
$select->where("{$tableInfo['name']}.$field IS NULL OR {$tableInfo['name']}.$field = ''");
}
else {
// Search all other native fields.
if (isset($tableInfo['metadata'][$field])) {
$dataType = strtolower($tableInfo['metadata'][$field]['DATA_TYPE']);
$fieldType = !empty($this->fields[$field]['fieldType']) ? $this->fields[$field]['fieldType'] : '';
$tableName = $tableInfo['name'];
} else {
// Search by related table field.
// Column name was normalized, need to find it.
$fieldDefs = array_keys($this->fields);
$fieldFound = false;
foreach ($fieldDefs as $fieldName) {
if (strpos($fieldName, '.') !== false && str_replace('.', '', $fieldName) == $field) {
$field = $fieldName;
$fieldFound = true;
break;
}
}
// The submitted form value is not from model, skip it.
if (!$fieldFound) {
continue;
}
$dataType = $this->fields[$field]['fieldType'];
list($tableName, $field) = explode('.', $this->fields[$field]['sqlName']);
}
if (in_array($dataType, $this->dataTypes['text']) || $fieldType == 'text') {
$select->where("$tableName.$field LIKE ?", $value);
} else {
$select->where("$tableName.$field = ?", $value);
}
}
$searchActive = true;
}
}
}
/**
* Handle sorting by modifying SQL and building header sorting links.
*/
$sortField = $this->_getParam('orderby');
$sortMode = $this->_getParam('mode') == 'desc' ? 'desc' : 'asc';
if (!$sortField && $defSortField) {
$sortField = $defSortField;
$sortMode = $this->fields[$sortField]['sort']['default'] == 'desc' ? 'desc' : 'asc';
}
if ($sortField) {
$select->order("{$this->fields[$sortField]['sqlName']} $sortMode");
}
// Sort fields for listing.
$this->fields = array_filter($this->fields, array($this, 'removeHiddenListItems'));
uasort($this->fields, array($this, 'sortByListOrder'));
$this->prepareHeader($sortField, $sortMode);
$this->prepareList($select);
$this->view->searchActive = $searchActive;
$this->view->searchForm = $searchForm;
$this->view->primaryKey = $pks;
$this->view->canCreate = !in_array(self::ACTION_CREATE, $this->options['disabledActions']);
$this->view->canUpdate = !in_array(self::ACTION_UPDATE, $this->options['disabledActions']);
$this->view->canDelete = !in_array(self::ACTION_DELETE, $this->options['disabledActions']);
}
/**
* Alias of index action.
*/
public function listAction()
{
$this->_forward('index');
}
/**
* Handle custom Zend_Db_Select-based queries.
*/
protected function smartQuery($select, $fields = array(), $options = null)
{
// Check arguments.
if (!$select instanceof Zend_Db_Select) {
throw new Zend_Controller_Exception('Custom select method requires an instance of Zend_Db_Select.');
}
$this->fields = $fields;
if (is_array($options)) {
$this->options = array_merge($this->options, $options);
}
if (isset($this->options['translator']) && !($this->options['translator'] instanceof Zend_Translate)) {
throw new Zend_Controller_Exception("'translator' option must be instance of Zend_Translate.");
}
// Do not override view script path if the action requested is not
// one of the standard scaffolding actions
$action = $this->getRequest()->getActionName();
$scaffActions = array(self::ACTION_LIST, self::ACTION_INDEX,
self::ACTION_CREATE, self::ACTION_UPDATE,
self::ACTION_DELETE);
$indexAction = false;
if (!empty($this->options['indexAction'])) {
$scaffActions[] = $action;
$indexAction = true;
}
if (in_array($action, $scaffActions)) {
if ($indexAction) {
$this->getHelper('ViewRenderer')
->setViewScriptPathSpec(sprintf('%s/index.:suffix', $this->options['viewFolder']));
} else {
$this->getHelper('ViewRenderer')
->setViewScriptPathSpec(sprintf('%s/:action.:suffix', $this->options['viewFolder']));
}
}
$searchFields = $sortingFields = array();
$defSortField = null;
$searchForm = null;
$searchActive = false;
// Process primary/related table fields.
$defaultOrder = 1;
foreach ($this->fields as $columnName => $columnDetails) {
$defColumnName = $columnName;
if (strpos($columnName, '.')) {
list($tableName, $columnName) = explode('.', $columnName);
$this->fields[$defColumnName]['sqlName'] ="$tableName.$columnName";
}
else {
$this->fields[$defColumnName]['sqlName'] ="$columnName";
}
// Prepare search form fields.
if (!empty($this->fields[$defColumnName]['search'])) {
$searchFields[$defColumnName] = $columnDetails;
}
// Prepare sortable fields.
if (!empty($this->fields[$defColumnName]['sort'])) {
$sortingFields[$tableName] = $columnName;
}
$this->fields[$defColumnName]['order'] = $defaultOrder++;
$defSortField = empty($defSortField) ?
(empty($this->fields[$defColumnName]['sort']['default']) ? null : $defColumnName)
: $defSortField;
}
/**
* Apply search filter, storing search criteria in session.
*/
$searchActive = false;
if (count($searchFields)) {
// Create unique search session variable.
// @todo: test if it is unique in ALL cases
$nsName = join('_', array_keys($searchFields));
$searchParams = new Zend_Session_Namespace($nsName);
$searchForm = $this->buildQuerySearchForm($searchFields);
if ($this->getRequest()->isPost() && $searchForm->isValid($this->_getAllParams())) {
if (isset($_POST['reset'])) {
$filterFields = array();
} else {
$filterFields = $searchForm->getValues();
}
$searchParams->search = $filterFields;
} else {
$filterFields = isset($searchParams->search) ? $searchParams->search : array();
}
$searchForm->populate($filterFields);
foreach ($filterFields as $field => $value) {
if ($value || is_numeric($value)) {
// Treat date fields specially.
$dateFrom = $dateTo = false;
$searchEmpty = false;
if (strpos($field, self::CSS_ID . '_from')) {
$field = str_replace('_' . self::CSS_ID . '_from', '', $field);
$dateFrom = true;
} elseif (strpos($field, self::CSS_ID . '_to')) {
$field = str_replace('_' . self::CSS_ID . '_to', '', $field);
$dateTo = true;
} elseif (strpos($field, '_isempty') && $value) {
$field = str_replace('_isempty', '', $field);
$searchEmpty = true;
}
// Column name was normalized, need to find it.
$fieldDefs = array_keys($this->fields);
$fieldFound = false;
foreach ($fieldDefs as $fieldName) {
if ($fieldName == $field
|| (strpos($fieldName, '.') !== false && str_replace('.', '', $fieldName) == $field)) {
$field = $fieldName;
$fieldFound = true;
break;
}
}
// The submitted form value is not from field definitions, skip it.
if (!$fieldFound) {
continue;
}
// Search by empty field
// @todo: handle aggregation - use HAVING instead of WHERE
if ($searchEmpty) {
if ($this->fields[$field]['aggregate']) {
$method = 'having';
} else {
$method = 'where';
}
$select->$method("{$this->fields[$field]['sqlName']} IS NULL OR {$this->fields[$field]['sqlName']} = 0");
} elseif (in_array($this->fields[$field]['dataType'], $this->dataTypes['time'])) {
// Date is a period, need to handle both start and end date.
if (!empty($dateFrom)) {
$select->where("{$this->fields[$field]['sqlName']} >= ?", $value);
}
if (!empty($dateTo)) {
$select->where("{$this->fields[$field]['sqlName']} <= ?", $value);
}
} elseif (in_array($this->fields[$field]['dataType'], $this->dataTypes['text'])) {
$select->where("{$this->fields[$field]['sqlName']} LIKE ?", $value);
} else {
$select->where("{$this->fields[$field]['sqlName']} = ?", $value);
}
$searchActive = true;
}
}
}
/**
* Handle sorting by modifying SQL and building header sorting links.
*/
$sortField = $this->_getParam('orderby');
$sortMode = $this->_getParam('mode') == 'desc' ? 'desc' : 'asc';
if (!$sortField && $defSortField) {
$sortField = $defSortField;
$sortMode = $this->fields[$sortField]['sort']['default'] == 'desc' ? 'desc' : 'asc';
}
if ($sortField) {
$select->order("{$this->fields[$sortField]['sqlName']} $sortMode");
}
// Sort fields for listing.
$this->fields = array_filter($this->fields, array($this, 'removeHiddenListItems'));
uasort($this->fields, array($this, 'sortByListOrder'));
$this->prepareHeader($sortField, $sortMode);
$this->prepareList($select);
$this->view->searchActive = $searchActive;
$this->view->searchForm = $searchForm;
$this->view->canCreate = !in_array(self::ACTION_CREATE, $this->options['disabledActions']);
$this->view->canUpdate = !in_array(self::ACTION_UPDATE, $this->options['disabledActions']);
$this->view->canDelete = !in_array(self::ACTION_DELETE, $this->options['disabledActions']);
// Prepare other view variables.
$this->view->action = $this->getRequest()->getActionName();
$this->view->module = $this->getRequest()->getModuleName();
$this->view->controller = $this->getRequest()->getControllerName();
$this->view->actionParams = $this->options['actionParams'];
$this->view->headLink()->appendStylesheet($this->view->baseUrl('/css/zstyles.css'), 'screen, projection');
}
/**
* Initializes custom select query search form.
* @param array $fields list of searchable fields.
* @return Zend_Form instance of form object
*/
private function buildQuerySearchForm(array $fields)
{
$datePickerFields = array();
$form = array();
foreach ($fields as $columnName => $columnDetails) {
if (empty($columnDetails['dataType'])) {
throw new Zend_Controller_Exception("No type definition provided for '$columnName'.");
}
$defColumnName = $columnName;
// Column name must be normalized
// (Zend_Form_Element::filterName does it anyway).
$columnName = str_replace('.', '', $columnName);
$dataType = $columnDetails['dataType'];
$fieldType = !empty($columnDetails['fieldType']) ? $columnDetails['fieldType'] : null;
$matches = array();
if (isset($columnDetails['search']['options']) && is_array($columnDetails['search']['options'])) {
$options = $columnDetails['search']['options'];
$options[''] = $this->translate('any');
ksort($options);
if ($fieldType == 'radio') {
$elementType = 'radio';
} else {
$elementType = 'select';
}
$form['elements'][$columnName] = array(
$elementType,
array(
'multiOptions' => $options,
'label' => $this->getColumnTitle($defColumnName, empty($columnDetails['translate'])),
'class' => self::CSS_ID . '-search-' . $elementType,
'value' => '',
'disableTranslator' => empty($columnDetails['translate'])
)
);
} elseif (in_array($dataType, $this->dataTypes['time'])) {
$form['elements'][$columnName . '_' . self::CSS_ID . '_from'] =
array(
'text', array(
'label' => $this->getColumnTitle($defColumnName) . ' from',
'class' => self::CSS_ID . '-search-' . $fieldType,
)
);
$form['elements'][$columnName . '_' . self::CSS_ID . '_to'] =
array(
'text', array(
'label' => 'to',
'class' => self::CSS_ID . '-search-' . $fieldType,
)
);
if ($fieldType == 'jsPicker') {
$datePickerFields[] = $columnName . '_' . self::CSS_ID . '_from';
$datePickerFields[] = $columnName . '_' . self::CSS_ID . '_to';
}
} elseif (in_array($dataType, $this->dataTypes['text'])) {
$length = isset($columnDetails['size']) ? $columnDetails['size'] : '';
$maxlength = isset($columnDetails['maxlength']) ? $columnDetails['maxlength'] : '';
$form['elements'][$columnName] = array(
'text',
array(
'class' => self::CSS_ID . '-search-text',
'label' => $this->getColumnTitle($defColumnName),
'size' => $length,
'maxlength' => $maxlength,
)
);
} elseif (in_array($dataType, $this->dataTypes['numeric'])) {
if ($fieldType == 'checkbox') {
// By default integer values are displayed as text fields
$form['elements'][$columnName] = array(
'checkbox',
array(
'class' => self::CSS_ID . '-search-radio',
'label' => $this->getColumnTitle($defColumnName),
)
);
} else {
$form['elements'][$columnName] = array(
'text',
array(
'class' => self::CSS_ID . '-search-text',
'label' => $this->getColumnTitle($defColumnName),
)
);
}
} else {
throw new Zend_Controller_Exception("Fields of type '$dataType' are not searchable.");
}
// Allow to search empty records
if (isset($columnDetails['search']['empty'])) {
$elementName = "{$columnName}_isempty";
$form['elements'][$elementName] = array(
'checkbox',
array(
'class' => self::CSS_ID . '-search-radio',
'label' => (empty($columnDetails['search']['emptyLabel'])
? $this->getColumnTitle($defColumnName) . ' ' . _('is empty')
: $columnDetails['search']['emptyLabel']),
)
);
// Save custom attributes
if (isset($columnDetails['attribs'])
&& is_array($columnDetails['attribs'])) {
$form['elements'][$elementName][1] = array_merge($form['elements'][$elementName][1], $columnDetails['attribs']);
}
}
// Do not search by non-empty field value
if (isset($columnDetails['search']['emptyOnly'])) {
unset($form['elements'][$columnName]);
}
// Save custom attributes
if (isset($columnDetails['attribs'])
&& is_array($columnDetails['attribs'])) {
$form['elements'][$columnName][1] = array_merge($form['elements'][$columnName][1], $columnDetails['attribs']);
}
}
$form['elements']['submit'] = array(
'submit',
array(
'ignore' => true,
'class' => self::CSS_ID . '-btn-search',
'label' => 'Search',
)
);
$form['elements']['reset'] = array(
'submit',
array(
'ignore' => true,
'class' => self::CSS_ID . '-btn-reset',
'label' => 'Reset',
'onclick' => 'ssfResetForm(this.form);'
),
);
// Load JS files
if (count($datePickerFields)) {
$this->loadDatePicker($datePickerFields);
}
$this->view->headScript()->appendFile($this->view->baseUrl("/js/zsutils.js"));
$form['action'] = $this->view->url();
return $this->prepareSearchForm($form);
}
/**
* Create entity handler.
*/
public function createAction()
{
$info = $this->getMetadata();
if (count($info['primary']) == 0) {
throw new Zend_Controller_Exception('The model you provided does not have a primary key.');
}
$form = $this->buildEditForm();
if ($this->getRequest()->isPost() && $form->isValid($this->_getAllParams())) {
list($values, $relData) = $this->getDbValuesInsert($form->getValues());
if ($this->beforeCreate($form, $values)) {
try {
Zend_Db_Table::getDefaultAdapter()->beginTransaction();
$insertId = $this->dbSource->insert($values);
// Save many-to-many field to the corresponding table
if (count($relData)) {
foreach ($relData as $m2mData) {
$m2mTable = $m2mData[0];
$m2mValues = $m2mData[1];
if (count($m2mValues)) {
$m2mInfo = $m2mTable->info();
$tableClass = get_class($this->dbSource);
foreach ($m2mInfo['referenceMap'] as $rule => $ruleDetails) {
if ($ruleDetails['refTableClass'] == $tableClass) {
$selfRef = $ruleDetails['columns'];
} else {
$relatedRef = $ruleDetails['columns'];
}
}
foreach ($m2mValues as $v) {
$m2mTable->insert(array($selfRef => $insertId, $relatedRef => $v));
}
}
}
}
Zend_Db_Table::getDefaultAdapter()->commit();
$this->_helper->FlashMessenger($this->getActionMessage(self::ACTION_CREATE, self::MSG_OK));
if ($this->afterCreate($form, $insertId)) {
if (isset($_POST[self::BUTTON_SAVE])) {
$redirect = "{$this->view->module}/{$this->view->controller}/index";
} elseif (isset($_POST[self::BUTTON_SAVEEDIT])) {
$redirect = "{$this->view->module}/{$this->view->controller}/update/id/$insertId";
} elseif (isset($_POST[self::BUTTON_SAVECREATE])) {
$redirect = "{$this->view->module}/{$this->view->controller}/create";
}
$this->_redirect($redirect);
}
}
catch (Zend_Db_Exception $e) {
$this->lastError = $e->getMessage();
Zend_Db_Table::getDefaultAdapter()->rollBack();
$this->_helper->FlashMessenger($this->getActionMessage(self::ACTION_CREATE, self::MSG_ERR));
}
}
}
$this->view->form = $form;
if (isset($this->options['editLayout'])) {
$this->_helper->layout->setLayout($this->options['editLayout']);
}
}
/**
* Entity deletion handler.
*/
public function deleteAction()
{
$params = $this->_getAllParams();
$info = $this->getMetadata();
if (count($info['primary']) == 0) {
throw new Zend_Controller_Exception('The model you provided does not have a primary key, scaffolding is impossible!');
}
// Compound key support
$primaryKey = array();
foreach ($params AS $k => $v) {
if (in_array($k, $info['primary'])) {
$primaryKey["$k = ?"] = $v;
}
}
try {
$row = $this->dbSource->fetchAll($primaryKey);
if ($row->count()) {
$row = $row->current();
} else {
throw new Zend_Controller_Exception('Invalid request.');
}
$originalRow = clone $row;
if ($this->beforeDelete($originalRow)) {
$row->delete();
$this->_helper->FlashMessenger($this->getActionMessage(self::ACTION_DELETE, self::MSG_OK));
if ($this->afterDelete($originalRow)) {
$this->_redirect("{$this->view->module}/{$this->view->controller}/index");
}
}
else {
$this->_helper->FlashMessenger($this->getActionMessage(self::ACTION_DELETE, self::MSG_ERR));
$this->_redirect("{$this->view->module}/{$this->view->controller}/index");
}
} catch (Zend_Db_Exception $e) {
$this->lastError = $e->getMessage();
$this->_helper->FlashMessenger($this->getActionMessage(self::ACTION_DELETE, self::MSG_OK));
$this->_redirect("{$this->view->module}/{$this->view->controller}/index");
}
}
/**
* Entity update handler.
*/
public function updateAction()
{
$info = $this->getMetadata();