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<?php /** * @package FrameworkOnFramework * @subpackage table * @copyright Copyright (C) 2010 - 2012 Akeeba Ltd. All rights reserved. * @license GNU General Public License version 2 or later; see LICENSE.txt */ // Protect from unauthorized access defined('_JEXEC') or die; /** * Normally this shouldn't be required. Some PHP versions, however, seem to * require this. Why? No idea whatsoever. If I remove it, FOF crashes on some * hosts. Same PHP version on another host and no problem occurs. Any takers? */ if (class_exists('FOFTable', false)) { return; } if (!interface_exists('JTableInterface', true)) { interface JTableInterface {} } /** * FrameworkOnFramework Table class. The Table is one part controller, one part * model and one part data adapter. It's supposed to handle operations for single * records. * * @package FrameworkOnFramework * @since 1.0 */ class FOFTable extends JObject implements JTableInterface { /** * Cache array for instances * * @var array */ private static $instances = array(); /** * Include paths for searching for FOFTable classes. * * @var array */ private static $_includePaths = array(); /** * The configuration parameters array * * @var array */ protected $config = array(); /** * Name of the database table to model. * * @var string */ protected $_tbl = ''; /** * Name of the primary key field in the table. * * @var string */ protected $_tbl_key = ''; /** * JDatabaseDriver object. * * @var JDatabaseDriver */ protected $_db; /** * Should rows be tracked as ACL assets? * * @var boolean */ protected $_trackAssets = false; /** * Does the resource support joomla tags? * * @var boolean */ protected $_has_tags = false; /** * The rules associated with this record. * * @var JAccessRules A JAccessRules object. */ protected $_rules; /** * Indicator that the tables have been locked. * * @var boolean */ protected $_locked = false; /** * If this is set to true, it triggers automatically plugin events for * table actions * * @var boolean */ protected $_trigger_events = false; /** * Table alias used in queries * * @var string */ protected $_tableAlias = false; /** * Array with alias for "special" columns such as ordering, hits etc etc * * @var array */ protected $_columnAlias = array(); /** * If set to true, it enabled automatic checks on fields based on columns properties * * @var boolean */ protected $_autoChecks = false; /** * Array with fields that should be skipped by automatic checks * * @var array */ protected $_skipChecks = array(); /** * Does the table actually exist? We need that to avoid PHP notices on * table-less views. * * @var boolean */ protected $_tableExists = true; /** * The asset key for items in this table. It's usually something in the * com_example.viewname format. They asset name will be this key appended * with the item's ID, e.g. com_example.viewname.123 * * @var string */ protected $_assetKey = ''; /** * The input data * * @var FOFInput */ protected $input = null; /** * Extended query including joins with other tables * * @var JDatabaseQuery */ protected $_queryJoin = null; /** * The prefix for the table class * * @var string */ protected $_tablePrefix = ''; /** * The known fields for this table * * @var array */ protected $knownFields = array(); /** * A list of table fields, keyed per table * * @var array */ protected static $tableFieldCache = array(); /** * A list of tables in the database * * @var array */ protected static $tableCache = array(); /** * An instance of FOFConfigProvider to provision configuration overrides * * @var FOFConfigProvider */ protected $configProvider = null; /** * FOFTableDispatcherBehavior for dealing with extra behaviors * * @var FOFTableDispatcherBehavior */ protected $tableDispatcher = null; /** * List of default behaviors to apply to the table * * @var array */ protected $default_behaviors = array('tags', 'assets'); /** * Returns a static object instance of a particular table type * * @param string $type The table name * @param string $prefix The prefix of the table class * @param array $config Optional configuration variables * * @return FOFTable */ public static function getInstance($type, $prefix = 'JTable', $config = array()) { return self::getAnInstance($type, $prefix, $config); } /** * Returns a static object instance of a particular table type * * @param string $type The table name * @param string $prefix The prefix of the table class * @param array $config Optional configuration variables * * @return FOFTable */ public static function &getAnInstance($type = null, $prefix = 'JTable', $config = array()) { // Make sure $config is an array if (is_object($config)) { $config = (array) $config; } elseif (!is_array($config)) { $config = array(); } // Guess the component name if (!array_key_exists('input', $config)) { $config['input'] = new FOFInput; } if ($config['input'] instanceof FOFInput) { $tmpInput = $config['input']; } else { $tmpInput = new FOFInput($config['input']); } $option = $tmpInput->getCmd('option', ''); $tmpInput->set('option', $option); $config['input'] = $tmpInput; if (!in_array($prefix, array('Table', 'JTable'))) { preg_match('/(.*)Table$/', $prefix, $m); $option = 'com_' . strtolower($m[1]); } if (array_key_exists('option', $config)) { $option = $config['option']; } $config['option'] = $option; if (!array_key_exists('view', $config)) { $config['view'] = $config['input']->getCmd('view', 'cpanel'); } if (is_null($type)) { if ($prefix == 'JTable') { $prefix = 'Table'; } $type = $config['view']; } $type = preg_replace('/[^A-Z0-9_\.-]/i', '', $type); $tableClass = $prefix . ucfirst($type); $config['_table_type'] = $type; $config['_table_class'] = $tableClass; $configProvider = new FOFConfigProvider; $configProviderKey = $option . '.views.' . FOFInflector::singularize($type) . '.config.'; if (!array_key_exists($tableClass, self::$instances)) { if (!class_exists($tableClass)) { $componentPaths = FOFPlatform::getInstance()->getComponentBaseDirs($config['option']); $searchPaths = array( $componentPaths['main'] . '/tables', $componentPaths['admin'] . '/tables' ); if (array_key_exists('tablepath', $config)) { array_unshift($searchPaths, $config['tablepath']); } $altPath = $configProvider->get($configProviderKey . 'table_path', null); if ($altPath) { array_unshift($searchPaths, $componentPaths['admin'] . '/' . $altPath); } JLoader::import('joomla.filesystem.path'); $path = JPath::find( $searchPaths, strtolower($type) . '.php' ); if ($path) { require_once $path; } } if (!class_exists($tableClass)) { $tableClass = 'FOFTable'; } $component = str_replace('com_', '', $config['option']); $tbl_common = $component . '_'; if (!array_key_exists('tbl', $config)) { $config['tbl'] = strtolower('#__' . $tbl_common . strtolower(FOFInflector::pluralize($type))); } $altTbl = $configProvider->get($configProviderKey . 'tbl', null); if ($altTbl) { $config['tbl'] = $altTbl; } if (!array_key_exists('tbl_key', $config)) { $keyName = FOFInflector::singularize($type); $config['tbl_key'] = strtolower($tbl_common . $keyName . '_id'); } $altTblKey = $configProvider->get($configProviderKey . 'tbl_key', null); if ($altTblKey) { $config['tbl_key'] = $altTblKey; } if (!array_key_exists('db', $config)) { $config['db'] = JFactory::getDBO(); } // Assign the correct table alias if (array_key_exists('table_alias', $config)) { $table_alias = $config['table_alias']; } else { $configProviderTableAliasKey = $option . '.tables.' . FOFInflector::singularize($type) . '.tablealias'; $table_alias = $configProvider->get($configProviderTableAliasKey, false ); } // Can we use the FOF cache? if (!array_key_exists('use_table_cache', $config)) { $config['use_table_cache'] = FOFPlatform::getInstance()->isGlobalFOFCacheEnabled(); } $alt_use_table_cache = $configProvider->get($configProviderKey . 'use_table_cache', null); if (!is_null($alt_use_table_cache)) { $config['use_table_cache'] = $alt_use_table_cache; } // Create a new table instance $instance = new $tableClass($config['tbl'], $config['tbl_key'], $config['db'], $config); $instance->setInput($tmpInput); $instance->setTablePrefix($prefix); $instance->setTableAlias($table_alias); // Determine and set the asset key for this table $assetKey = 'com_' . $component . '.' . strtolower(FOFInflector::singularize($type)); $assetKey = $configProvider->get($configProviderKey . 'asset_key', $assetKey); $instance->setAssetKey($assetKey); if (array_key_exists('trigger_events', $config)) { $instance->setTriggerEvents($config['trigger_events']); } if (version_compare(JVERSION, '3.1', 'ge')) { if (array_key_exists('has_tags', $config)) { $instance->setHasTags($config['has_tags']); } $altHasTags = $configProvider->get($configProviderKey . 'has_tags', null); if ($altHasTags) { $instance->setHasTags($altHasTags); } } else { $instance->setHasTags(false); } $configProviderFieldmapKey = $option . '.tables.' . FOFInflector::singularize($type) . '.field'; $aliases = $configProvider->get($configProviderFieldmapKey, $instance->_columnAlias); $instance->_columnAlias = array_merge($instance->_columnAlias, $aliases); self::$instances[$tableClass] = $instance; } return self::$instances[$tableClass]; } /** * Force an instance inside class cache. Setting arguments to null nukes all or part of the cache * * @param string|null $key TableClass to replace. Set it to null to nuke the entire cache * @param FOFTable|null $instance Instance to replace. Set it to null to nuke $key instances * * @return bool Did I correctly switch the instance? */ public static function forceInstance($key = null, $instance = null) { if(is_null($key)) { self::$instances = array(); return true; } elseif($key && isset(self::$instances[$key])) { // I'm forcing an instance, but it's not a FOFTable, abort! abort! if(!$instance || ($instance && $instance instanceof FOFTable)) { self::$instances[$key] = $instance; return true; } } return false; } /** * Class Constructor. * * @param string $table Name of the database table to model. * @param string $key Name of the primary key field in the table. * @param JDatabaseDriver &$db Database driver * @param array $config The configuration parameters array */ public function __construct($table, $key, &$db, $config = array()) { $this->_tbl = $table; $this->_tbl_key = $key; $this->_db = $db; // Make sure the use FOF cache information is in the config if (!array_key_exists('use_table_cache', $config)) { $config['use_table_cache'] = FOFPlatform::getInstance()->isGlobalFOFCacheEnabled(); } $this->config = $config; // Load the configuration provider $this->configProvider = new FOFConfigProvider; // Load the behavior dispatcher $this->tableDispatcher = new FOFTableDispatcherBehavior; // Initialise the table properties. if ($fields = $this->getTableFields()) { // Do I have anything joined? $j_fields = $this->getQueryJoinFields(); if ($j_fields) { $fields = array_merge($fields, $j_fields); } $this->setKnownFields(array_keys($fields), true); $this->reset(); } else { $this->_tableExists = false; } // Get the input if (array_key_exists('input', $config)) { if ($config['input'] instanceof FOFInput) { $this->input = $config['input']; } else { $this->input = new FOFInput($config['input']); } } else { $this->input = new FOFInput; } // Set the $name/$_name variable $component = $this->input->getCmd('option', 'com_foobar'); if (array_key_exists('option', $config)) { $component = $config['option']; } $this->input->set('option', $component); // Apply table behaviors $type = explode("_", $this->_tbl); $type = $type[count($type) - 1]; $configKey = $component . '.tables.' . FOFInflector::singularize($type) . '.behaviors'; if (isset($config['behaviors'])) { $behaviors = (array) $config['behaviors']; } elseif ($behaviors = $this->configProvider->get($configKey, null)) { $behaviors = explode(',', $behaviors); } else { $behaviors = $this->default_behaviors; } if (is_array($behaviors) && count($behaviors)) { foreach ($behaviors as $behavior) { $this->addBehavior($behavior); } } // If we are tracking assets, make sure an access field exists and initially set the default. $asset_id_field = $this->getColumnAlias('asset_id'); $access_field = $this->getColumnAlias('access'); if (in_array($asset_id_field, $this->getKnownFields())) { JLoader::import('joomla.access.rules'); $this->_trackAssets = true; } // If the acess property exists, set the default. if (in_array($access_field, $this->getKnownFields())) { $this->$access_field = (int) JFactory::getConfig()->get('access'); } $this->config = $config; } /** * Replace the entire known fields array * * @param array $fields A simple array of known field names * @param boolean $initialise Should we initialise variables to null? * * @return void */ public function setKnownFields($fields, $initialise = false) { $this->knownFields = $fields; if ($initialise) { foreach ($this->knownFields as $field) { $this->$field = null; } } } /** * Get the known fields array * * @return array */ public function getKnownFields() { return $this->knownFields; } /** * Add a field to the known fields array * * @param string $field The name of the field to add * @param boolean $initialise Should we initialise the variable to null? * * @return void */ public function addKnownField($field, $initialise = false) { if (!in_array($field, $this->knownFields)) { $this->knownFields[] = $field; if ($initialise) { $this->$field = null; } } } /** * Remove a field from the known fields array * * @param string $field The name of the field to remove * * @return void */ public function removeKnownField($field) { if (in_array($field, $this->knownFields)) { $pos = array_search($field, $this->knownFields); unset($this->knownFields[$pos]); } } /** * Adds a behavior to the table * * @param string $name The name of the behavior * @param array $config Optional Behavior configuration * * @return boolean */ public function addBehavior($name, $config = array()) { // First look for ComponentnameTableViewnameBehaviorName (e.g. FoobarTableItemsBehaviorTags) if (isset($this->config['option'])) { $option_name = str_replace('com_', '', $this->config['option']); $behaviorClass = $this->config['_table_class'] . 'Behavior' . ucfirst(strtolower($name)); if (class_exists($behaviorClass)) { $behavior = new $behaviorClass($this->tableDispatcher, $config); return true; } // Then look for ComponentnameTableBehaviorName (e.g. FoobarTableBehaviorTags) $option_name = str_replace('com_', '', $this->config['option']); $behaviorClass = ucfirst($option_name) . 'TableBehavior' . ucfirst(strtolower($name)); if (class_exists($behaviorClass)) { $behavior = new $behaviorClass($this->tableDispatcher, $config); return true; } } // Nothing found? Return false. $behaviorClass = 'FOFTableBehavior' . ucfirst(strtolower($name)); if (class_exists($behaviorClass) && $this->tableDispatcher) { $behavior = new $behaviorClass($this->tableDispatcher, $config); return true; } return false; } /** * Sets the events trigger switch state * * @param boolean $newState The new state of the switch (what else could it be?) * * @return void */ public function setTriggerEvents($newState = false) { $this->_trigger_events = $newState ? true : false; } /** * Gets the events trigger switch state * * @return boolean */ public function getTriggerEvents() { return $this->_trigger_events; } /** * Gets the has tags switch state * * @return bool */ public function hasTags() { return $this->_has_tags; } /** * Sets the has tags switch state * * @param bool $newState */ public function setHasTags($newState = false) { $this->_has_tags = false; // Tags are available only in 3.1+ if (version_compare(JVERSION, '3.1', 'ge')) { $this->_has_tags = $newState ? true : false; } } /** * Set the class prefix * * @param string $prefix The prefix */ public function setTablePrefix($prefix) { $this->_tablePrefix = $prefix; } /** * Sets fields to be skipped from automatic checks. * * @param array/string $skip Fields to be skipped by automatic checks * * @return void */ public function setSkipChecks($skip) { $this->_skipChecks = (array) $skip; } /** * Method to load a row from the database by primary key and bind the fields * to the FOFTable instance properties. * * @param mixed $keys An optional primary key value to load the row by, or an array of fields to match. If not * set the instance property value is used. * @param boolean $reset True to reset the default values before loading the new row. * * @return boolean True if successful. False if row not found. * * @throws RuntimeException * @throws UnexpectedValueException */ public function load($keys = null, $reset = true) { if (!$this->_tableExists) { $result = false; return $this->onAfterLoad($result); } if (empty($keys)) { // If empty, use the value of the current key $keyName = $this->_tbl_key; if (isset($this->$keyName)) { $keyValue = $this->$keyName; } else { $keyValue = null; } // If empty primary key there's is no need to load anything if (empty($keyValue)) { $result = true; return $this->onAfterLoad($result); } $keys = array($keyName => $keyValue); } elseif (!is_array($keys)) { // Load by primary key. $keys = array($this->_tbl_key => $keys); } if ($reset) { $this->reset(); } // Initialise the query. $query = $this->_db->getQuery(true); $query->select($this->_tbl . '.*'); $query->from($this->_tbl); // Joined fields are ok, since I initialized them in the constructor $fields = $this->getKnownFields(); foreach ($keys as $field => $value) { // Check that $field is in the table. if (!in_array($field, $fields)) { throw new UnexpectedValueException(sprintf('Missing field in table %s : %s.', $this->_tbl, $field)); } // Add the search tuple to the query. $query->where($this->_db->qn($this->_tbl . '.' . $field) . ' = ' . $this->_db->q($value)); } // Do I have any joined table? $j_query = $this->getQueryJoin(); if ($j_query) { if ($j_query->select && $j_query->select->getElements()) { //$query->select($this->normalizeSelectFields($j_query->select->getElements(), true)); $query->select($j_query->select->getElements()); } if ($j_query->join) { foreach ($j_query->join as $join) { $t = (string) $join; // Joomla doesn't provide any access to the "name" variable, so I have to work with strings... if (stripos($t, 'inner') !== false) { $query->innerJoin($join->getElements()); } elseif (stripos($t, 'left') !== false) { $query->leftJoin($join->getElements()); } elseif (stripos($t, 'right') !== false) { $query->rightJoin($join->getElements()); } elseif (stripos($t, 'outer') !== false) { $query->outerJoin($join->getElements()); } } } } $this->_db->setQuery($query); $row = $this->_db->loadAssoc(); // Check that we have a result. if (empty($row)) { $result = true; return $this->onAfterLoad($result); } // Bind the object with the row and return. $result = $this->bind($row); $this->onAfterLoad($result); return $result; } /** * Based on fields properties (nullable column), checks if the field is required or not * * @return boolean */ public function check() { if (!$this->_autoChecks) { return true; } $fields = $this->getTableFields(); // No fields? Why in the hell am I here? if(!$fields) { return false; } $result = true; $known = $this->getKnownFields(); $skipFields[] = $this->_tbl_key; if(in_array($this->getColumnAlias('hits'), $known)) $skipFields[] = $this->getColumnAlias('hits'); if(in_array($this->getColumnAlias('created_on'), $known)) $skipFields[] = $this->getColumnAlias('created_on'); if(in_array($this->getColumnAlias('created_by'), $known)) $skipFields[] = $this->getColumnAlias('created_by'); if(in_array($this->getColumnAlias('modified_on'), $known)) $skipFields[] = $this->getColumnAlias('modified_on'); if(in_array($this->getColumnAlias('modified_by'), $known)) $skipFields[] = $this->getColumnAlias('modified_by'); if(in_array($this->getColumnAlias('locked_by'), $known)) $skipFields[] = $this->getColumnAlias('locked_by'); if(in_array($this->getColumnAlias('locked_on'), $known)) $skipFields[] = $this->getColumnAlias('locked_on'); // Let's merge it with custom skips $skipFields = array_merge($skipFields, $this->_skipChecks); foreach ($fields as $field) { $fieldName = $field->Field; if (empty($fieldName)) { $fieldName = $field->column_name; } // Field is not nullable but it's null, set error if ($field->Null == 'NO' && $this->$fieldName == '' && !in_array($fieldName, $skipFields)) { $text = str_replace('#__', 'COM_', $this->getTableName()) . '_ERR_' . $fieldName; $this->setError(JText::_(strtoupper($text))); $result = false; } } return $result; } /** * Method to reset class properties to the defaults set in the class * definition. It will ignore the primary key as well as any private class * properties. * * @return void */ public function reset() { if (!$this->onBeforeReset()) { return false; } // Get the default values for the class from the table. $fields = $this->getTableFields(); $j_fields = $this->getQueryJoinFields(); if ($j_fields) { $fields = array_merge($fields, $j_fields); } foreach ($fields as $k => $v) { // If the property is not the primary key or private, reset it. if ($k != $this->_tbl_key && (strpos($k, '_') !== 0)) { $this->$k = $v->Default; } } if (!$this->onAfterReset()) { return false; } } /** * Generic check for whether dependencies exist for this object in the db schema * * @param integer $oid The primary key of the record to delete * @param array $joins Any joins to foreign table, used to determine if dependent records exist * * @return boolean True if the record can be deleted */ public function canDelete($oid = null, $joins = null) { $k = $this->_tbl_key; if ($oid) { $this->$k = intval($oid); } if (is_array($joins)) { $db = $this->_db; $query = $db->getQuery(true) ->select($db->qn('master') . '.' . $db->qn($k)) ->from($db->qn($this->_tbl) . ' AS ' . $db->qn('master')); $tableNo = 0; foreach ($joins as $table) { $tableNo++; $query->select( array( 'COUNT(DISTINCT ' . $db->qn('t' . $tableNo) . '.' . $db->qn($table['idfield']) . ') AS ' . $db->qn($table['idalias']) ) ); $query->join('LEFT', $db->qn($table['name']) . ' AS ' . $db->qn('t' . $tableNo) . ' ON ' . $db->qn('t' . $tableNo) . '.' . $db->qn($table['joinfield']) . ' = ' . $db->qn('master') . '.' . $db->qn($k) ); } $query->where($db->qn('master') . '.' . $db->qn($k) . ' = ' . $db->q($this->$k)); $query->group($db->qn('master') . '.' . $db->qn($k)); $this->_db->setQuery((string) $query); if (version_compare(JVERSION, '3.0', 'ge')) { try { $obj = $this->_db->loadObject(); } catch (JDatabaseException $e) { $this->setError($e->getMessage()); } } else { if (!$obj = $this->_db->loadObject()) { $this->setError($this->_db->getErrorMsg()); return false; } } $msg = array(); $i = 0; foreach ($joins as $table) { $k = $table['idalias']; if ($obj->$k > 0) { $msg[] = JText::_($table['label']); } $i++; } if (count($msg)) { $option = $this->input->getCmd('option', 'com_foobar'); $comName = str_replace('com_', '', $option); $tview = str_replace('#__' . $comName . '_', '', $this->_tbl); $prefix = $option . '_' . $tview . '_NODELETE_'; foreach ($msg as $key) { $this->setError(JText::_($prefix . $key)); } return false; } else { return true; } } return true; } /** * Method to bind an associative array or object to the FOFTable instance.This * method only binds properties that are publicly accessible and optionally * takes an array of properties to ignore when binding. * * @param mixed $src An associative array or object to bind to the FOFTable instance. * @param mixed $ignore An optional array or space separated list of properties to ignore while binding. * * @return boolean True on success. * * @throws InvalidArgumentException */ public function bind($src, $ignore = array()) { if (!$this->onBeforeBind($src)) { return false; } // If the source value is not an array or object return false. if (!is_object($src) && !is_array($src)) { throw new InvalidArgumentException(sprintf('%s::bind(*%s*)', get_class($this), gettype($src))); } // If the source value is an object, get its accessible properties. if (is_object($src)) { $src = get_object_vars($src); } // If the ignore value is a string, explode it over spaces. if (!is_array($ignore)) { $ignore = explode(' ', $ignore); } // Bind the source value, excluding the ignored fields. foreach ($this->getKnownFields() as $k) { // Only process fields not in the ignore array. if (!in_array($k, $ignore)) { if (isset($src[$k])) { $this->$k = $src[$k]; } } } $result = $this->onAfterBind($src); return $result; } /** * Method to store a row in the database from the FOFTable instance properties. * If a primary key value is set the row with that primary key value will be * updated with the instance property values. If no primary key value is set * a new row will be inserted into the database with the properties from the * FOFTable instance. * * @param boolean $updateNulls True to update fields even if they are null. * * @return boolean True on success. */ public function store($updateNulls = false) { if (!$this->onBeforeStore($updateNulls)) { return false; } $k = $this->_tbl_key; if ($this->$k == 0) { $this->$k = null; } // Create the object used for inserting/udpating data to the database $fields = $this->getTableFields(); $properties = $this->getKnownFields(); $keys = array(); foreach ($properties as $property) { // 'input' property is a reserved name if (isset($fields[$property])) { $keys[] = $property; } } $updateObject = array(); foreach ($keys as $key) { $updateObject[$key] = $this->$key; } $updateObject = (object)$updateObject; // If a primary key exists update the object, otherwise insert it. if ($this->$k) { $result = $this->_db->updateObject($this->_tbl, $updateObject, $this->_tbl_key, $updateNulls); } else { $result = $this->_db->insertObject($this->_tbl, $updateObject, $this->_tbl_key); } if ($result !== true) { $this->setError($this->_db->getErrorMsg()); return false; } $this->bind($updateObject); if ($this->_locked) { $this->_unlock(); } $result = $this->onAfterStore(); return $result; } /** * Method to move a row in the ordering sequence of a group of rows defined by an SQL WHERE clause. * Negative numbers move the row up in the sequence and positive numbers move it down. * * @param integer $delta The direction and magnitude to move the row in the ordering sequence. * @param string $where WHERE clause to use for limiting the selection of rows to compact the * ordering values. * * @return mixed Boolean True on success. * * @throws UnexpectedValueException */ public function move($delta, $where = '') { if (!$this->onBeforeMove($delta, $where)) { return false; } // If there is no ordering field set an error and return false. $ordering_field = $this->getColumnAlias('ordering'); if (!in_array($ordering_field, $this->getKnownFields())) { throw new UnexpectedValueException(sprintf('%s does not support ordering.', $this->_tbl)); } // If the change is none, do nothing. if (empty($delta)) { $result = $this->onAfterMove(); return $result; } $k = $this->_tbl_key; $row = null; $query = $this->_db->getQuery(true); // If the table is not loaded, return false if (empty($this->$k)) { return false; } // Select the primary key and ordering values from the table. $query->select(array($this->_db->qn($this->_tbl_key), $this->_db->qn($ordering_field))); $query->from($this->_tbl); // If the movement delta is negative move the row up. if ($delta < 0) { $query->where($this->_db->qn($ordering_field) . ' < ' . $this->_db->q((int) $this->$ordering_field)); $query->order($this->_db->qn($ordering_field) . ' DESC'); } // If the movement delta is positive move the row down. elseif ($delta > 0) { $query->where($this->_db->qn($ordering_field) . ' > ' . $this->_db->q((int) $this->$ordering_field)); $query->order($this->_db->qn($ordering_field) . ' ASC'); } // Add the custom WHERE clause if set. if ($where) { $query->where($where); } // Select the first row with the criteria. $this->_db->setQuery($query, 0, 1); $row = $this->_db->loadObject(); // If a row is found, move the item. if (!empty($row)) { // Update the ordering field for this instance to the row's ordering value. $query = $this->_db->getQuery(true); $query->update($this->_tbl); $query->set($this->_db->qn($ordering_field) . ' = ' . $this->_db->q((int) $row->$ordering_field)); $query->where($this->_tbl_key . ' = ' . $this->_db->q($this->$k)); $this->_db->setQuery($query); $this->_db->execute(); // Update the ordering field for the row to this instance's ordering value. $query = $this->_db->getQuery(true); $query->update($this->_tbl); $query->set($this->_db->qn($ordering_field) . ' = ' . $this->_db->q((int) $this->$ordering_field)); $query->where($this->_tbl_key . ' = ' . $this->_db->q($row->$k)); $this->_db->setQuery($query); $this->_db->execute(); // Update the instance value. $this->$ordering_field = $row->$ordering_field; } else { // Update the ordering field for this instance. $query = $this->_db->getQuery(true); $query->update($this->_tbl); $query->set($this->_db->qn($ordering_field) . ' = ' . $this->_db->q((int) $this->$ordering_field)); $query->where($this->_tbl_key . ' = ' . $this->_db->q($this->$k)); $this->_db->setQuery($query); $this->_db->execute(); } $result = $this->onAfterMove(); return $result; } /** * Change the ordering of the records of the table * * @param string $where The WHERE clause of the SQL used to fetch the order * * @return boolean True is successful * * @throws UnexpectedValueException */ public function reorder($where = '') { if (!$this->onBeforeReorder($where)) { return false; } // If there is no ordering field set an error and return false. $order_field = $this->getColumnAlias('ordering'); if (!in_array($order_field, $this->getKnownFields())) { throw new UnexpectedValueException(sprintf('%s does not support ordering.', $this->_tbl_key)); } $k = $this->_tbl_key; // Get the primary keys and ordering values for the selection. $query = $this->_db->getQuery(true); $query->select($this->_tbl_key . ', ' . $this->_db->qn($order_field)); $query->from($this->_tbl); $query->where($this->_db->qn($order_field) . ' >= ' . $this->_db->q(0)); $query->order($this->_db->qn($order_field)); // Setup the extra where and ordering clause data. if ($where) { $query->where($where); } $this->_db->setQuery($query); $rows = $this->_db->loadObjectList(); // Compact the ordering values. foreach ($rows as $i => $row) { // Make sure the ordering is a positive integer. if ($row->$order_field >= 0) { // Only update rows that are necessary. if ($row->$order_field != $i + 1) { // Update the row ordering field. $query = $this->_db->getQuery(true); $query->update($this->_tbl); $query->set($this->_db->qn($order_field) . ' = ' . $this->_db->q($i + 1)); $query->where($this->_tbl_key . ' = ' . $this->_db->q($row->$k)); $this->_db->setQuery($query); $this->_db->execute(); } } } $result = $this->onAfterReorder(); return $result; } /** * Check out (lock) a record * * @param integer $userId The locking user's ID * @param integer $oid The primary key value of the record to lock * * @return boolean True on success */ public function checkout($userId, $oid = null) { $fldLockedBy = $this->getColumnAlias('locked_by'); $fldLockedOn = $this->getColumnAlias('locked_on'); if (!(in_array($fldLockedBy, $this->getKnownFields()) || in_array($fldLockedOn, $this->getKnownFields()))) { return true; } $k = $this->_tbl_key; if ($oid !== null) { $this->$k = $oid; } // No primary key defined, stop here if (!$this->$k) { return false; } $date = JFactory::getDate(); $time = $date->toSql(); $query = $this->_db->getQuery(true) ->update($this->_db->qn($this->_tbl)) ->set( array( $this->_db->qn($fldLockedBy) . ' = ' . $this->_db->q((int) $userId), $this->_db->qn($fldLockedOn) . ' = ' . $this->_db->q($time) ) ) ->where($this->_db->qn($this->_tbl_key) . ' = ' . $this->_db->q($this->$k)); $this->_db->setQuery((string) $query); $this->$fldLockedBy = $userId; $this->$fldLockedOn = $time; return $this->_db->execute(); } /** * Check in (unlock) a record * * @param integer $oid The primary key value of the record to unlock * * @return boolean True on success */ public function checkin($oid = null) { $fldLockedBy = $this->getColumnAlias('locked_by'); $fldLockedOn = $this->getColumnAlias('locked_on'); if (!(in_array($fldLockedBy, $this->getKnownFields()) || in_array($fldLockedOn, $this->getKnownFields()))) { return true; } $k = $this->_tbl_key; if ($oid !== null) { $this->$k = $oid; } if ($this->$k == null) { return false; } $query = $this->_db->getQuery(true) ->update($this->_db->qn($this->_tbl)) ->set( array( $this->_db->qn($fldLockedBy) . ' = 0', $this->_db->qn($fldLockedOn) . ' = ' . $this->_db->q($this->_db->getNullDate()) ) ) ->where($this->_db->qn($this->_tbl_key) . ' = ' . $this->_db->q($this->$k)); $this->_db->setQuery((string) $query); $this->$fldLockedBy = 0; $this->$fldLockedOn = ''; return $this->_db->execute(); } /** * Is a record locked? * * @param integer $with The userid to preform the match with. If an item is checked * out by this user the function will return false. * @param integer $unused_against Junk inherited from JTable; ignore * * @throws UnexpectedValueException * * @return boolean True if the record is locked by another user */ public function isCheckedOut($with = 0, $unused_against = null) { $against = null; $fldLockedBy = $this->getColumnAlias('locked_by'); $k = $this->_tbl_key; // If no primary key is given, return false. if ($this->$k === null) { throw new UnexpectedValueException('Null primary key not allowed.'); } if (isset($this) && is_a($this, 'FOFTable') && !$against) { $against = $this->get($fldLockedBy); } // Item is not checked out, or being checked out by the same user if (!$against || $against == $with) { return false; } $session = JTable::getInstance('session'); return $session->exists($against); } /** * Copy (duplicate) one or more records * * @param integer|array $cid The primary key value (or values) or the record(s) to copy * * @return boolean True on success */ public function copy($cid = null) { //We have to cast the id as array, or the helper function will return an empty set if($cid) { $cid = (array) $cid; } JArrayHelper::toInteger($cid); $k = $this->_tbl_key; if (count($cid) < 1) { if ($this->$k) { $cid = array($this->$k); } else { $this->setError("No items selected."); return false; } } $created_by = $this->getColumnAlias('created_by'); $created_on = $this->getColumnAlias('created_on'); $modified_by = $this->getColumnAlias('modified_by'); $modified_on = $this->getColumnAlias('modified_on'); $locked_byName = $this->getColumnAlias('locked_by'); $checkin = in_array($locked_byName, $this->getKnownFields()); foreach ($cid as $item) { // Prevent load with id = 0 if (!$item) { continue; } $this->load($item); if ($checkin) { // We're using the checkin and the record is used by someone else if ($this->isCheckedOut($item)) { continue; } } // TODO Should we notify the user that we had a problem with this record? if (!$this->onBeforeCopy($item)) { continue; } $this->$k = null; $this->$created_by = null; $this->$created_on = null; $this->$modified_on = null; $this->$modified_by = null; // Let's fire the event only if everything is ok // TODO Should we notify the user that we had a problem with this record? if ($this->store()) { // TODO Should we notify the user that we had a problem with this record? $this->onAfterCopy($item); } $this->reset(); } return true; } /** * Publish or unpublish records * * @param integer|array $cid The primary key value(s) of the item(s) to publish/unpublish * @param integer $publish 1 to publish an item, 0 to unpublish * @param integer $user_id The user ID of the user (un)publishing the item. * * @return boolean True on success, false on failure (e.g. record is locked) */ public function publish($cid = null, $publish = 1, $user_id = 0) { $enabledName = $this->getColumnAlias('enabled'); $locked_byName = $this->getColumnAlias('locked_by'); // Mhm... you called the publish method on a table without publish support... if(!in_array($enabledName, $this->getKnownFields())) { return false; } //We have to cast the id as array, or the helper function will return an empty set if($cid) { $cid = (array) $cid; } JArrayHelper::toInteger($cid); $user_id = (int) $user_id; $publish = (int) $publish; $k = $this->_tbl_key; if (count($cid) < 1) { if ($this->$k) { $cid = array($this->$k); } else { $this->setError("No items selected."); return false; } } if (!$this->onBeforePublish($cid, $publish)) { return false; } $query = $this->_db->getQuery(true) ->update($this->_db->qn($this->_tbl)) ->set($this->_db->qn($enabledName) . ' = ' . (int) $publish); $checkin = in_array($locked_byName, $this->getKnownFields()); if ($checkin) { $query->where( ' (' . $this->_db->qn($locked_byName) . ' = 0 OR ' . $this->_db->qn($locked_byName) . ' = ' . (int) $user_id . ')', 'AND' ); } //Why this crazy statement? // TODO Rewrite this statment using IN. Check if it work in SQLServer and PostgreSQL $cids = $this->_db->qn($k) . ' = ' . implode(' OR ' . $this->_db->qn($k) . ' = ', $cid); $query->where('(' . $cids . ')'); $this->_db->setQuery((string) $query); if (version_compare(JVERSION, '3.0', 'ge')) { try { $this->_db->execute(); } catch (JDatabaseException $e) { $this->setError($e->getMessage()); } } else { if (!$this->_db->execute()) { $this->setError($this->_db->getErrorMsg()); return false; } } if (count($cid) == 1 && $checkin) { if ($this->_db->getAffectedRows() == 1) { // TODO should we check for its return value? $this->checkin($cid[0]); if ($this->$k == $cid[0]) { $this->$enabledName = $publish; } } } $this->setError(''); return true; } /** * Delete a record * * @param integer $oid The primary key value of the item to delete * * @throws UnexpectedValueException * * @return boolean True on success */ public function delete($oid = null) { if ($oid) { $this->load($oid); } $k = $this->_tbl_key; $pk = (!$oid) ? $this->$k : $oid; // If no primary key is given, return false. if (!$pk) { throw new UnexpectedValueException('Null primary key not allowed.'); } // Execute the logic only if I have a primary key, otherwise I could have weird results if (!$this->onBeforeDelete($oid)) { return false; } // Delete the row by primary key. $query = $this->_db->getQuery(true); $query->delete(); $query->from($this->_tbl); $query->where($this->_tbl_key . ' = ' . $this->_db->q($pk)); $this->_db->setQuery($query); // @TODO Check for a database error. $this->_db->execute(); $result = $this->onAfterDelete($oid); return $result; } /** * Register a hit on a record * * @param integer $oid The primary key value of the record * @param boolean $log Should I log the hit? * * @return boolean True on success */ public function hit($oid = null, $log = false) { if (!$this->onBeforeHit($oid, $log)) { return false; } // If there is no hits field, just return true. $hits_field = $this->getColumnAlias('hits'); if (!in_array($hits_field, $this->getKnownFields())) { return true; } $k = $this->_tbl_key; $pk = ($oid) ? $oid : $this->$k; // If no primary key is given, return false. if (!$pk) { $result = false; } else { // Check the row in by primary key. $query = $this->_db->getQuery(true) ->update($this->_tbl) ->set($this->_db->qn($hits_field) . ' = (' . $this->_db->qn($hits_field) . ' + 1)') ->where($this->_tbl_key . ' = ' . $this->_db->q($pk)); $this->_db->setQuery($query)->execute(); // In order to update the table object, I have to load the table if(!$this->$k) { $query = $this->_db->getQuery(true) ->select($this->_db->qn($hits_field)) ->from($this->_db->qn($this->_tbl)) ->where($this->_db->qn($this->_tbl_key) . ' = ' . $this->_db->q($pk)); $this->$hits_field = $this->_db->setQuery($query)->loadResult(); } else { // Set table values in the object. $this->$hits_field++; } $result = true; } if ($result) { $result = $this->onAfterHit($oid); } return $result; } /** * Export the item as a CSV line * * @param string $separator CSV separator. Tip: use "\t" to get a TSV file instead. * * @return string The CSV line */ public function toCSV($separator = ',') { $csv = array(); foreach (get_object_vars($this) as $k => $v) { if (!in_array($k, $this->getKnownFields())) { continue; } $csv[] = '"' . str_replace('"', '""', $v) . '"'; } $csv = implode($separator, $csv); return $csv; } /** * Exports the table in array format * * @return array */ public function getData() { $ret = array(); foreach (get_object_vars($this) as $k => $v) { if (!in_array($k, $this->getKnownFields())) { continue; } $ret[$k] = $v; } return $ret; } /** * Get the header for exporting item list to CSV * * @param string $separator CSV separator. Tip: use "\t" to get a TSV file instead. * * @return string The CSV file's header */ public function getCSVHeader($separator = ',') { $csv = array(); foreach (get_object_vars($this) as $k => $v) { if (!in_array($k, $this->getKnownFields())) { continue; } $csv[] = '"' . str_replace('"', '\"', $k) . '"'; } $csv = implode($separator, $csv); return $csv; } /** * Get the columns from a database table. * * @param string $tableName Table name. If null current table is used * * @return mixed An array of the field names, or false if an error occurs. */ public function getTableFields($tableName = null) { // Should I load the cached data? $useCache = array_key_exists('use_table_cache', $this->config) ? $this->config['use_table_cache'] : false; // Make sure we have a list of tables in this db if (empty(self::$tableCache)) { if ($useCache) { // Try to load table cache from a cache file $cacheData = FOFPlatform::getInstance()->getCache('tables', null); // Unserialise the cached data, or set the table cache to empty // if the cache data wasn't loaded. if (!is_null($cacheData)) { self::$tableCache = json_decode($cacheData, true); } else { self::$tableCache = array(); } } // This check is true if the cache data doesn't exist / is not loaded if (empty(self::$tableCache)) { self::$tableCache = $this->_db->getTableList(); if ($useCache) { FOFPlatform::getInstance()->setCache('tables', json_encode(self::$tableCache)); } } } // Make sure the cached table fields cache is loaded if (empty(self::$tableFieldCache)) { if ($useCache) { // Try to load table cache from a cache file $cacheData = FOFPlatform::getInstance()->getCache('tablefields', null); // Unserialise the cached data, or set to empty if the cache // data wasn't loaded. if (!is_null($cacheData)) { $decoded = json_decode($cacheData, true); $tableCache = array(); if (count($decoded)) { foreach ($decoded as $myTableName => $tableFields) { $temp = array(); if (is_array($tableFields)) { foreach($tableFields as $field => $def) { $temp[$field] = (object)$def; } $tableCache[$myTableName] = $temp; } elseif (is_object($tableFields) || is_bool($tableFields)) { $tableCache[$myTableName] = $tableFields; } } } self::$tableFieldCache = $tableCache; } else { self::$tableFieldCache = array(); } } } if (!$tableName) { $tableName = $this->_tbl; } // Try to load again column specifications if the table is not loaded OR if it's loaded and // the previous call returned an error if (!array_key_exists($tableName, self::$tableFieldCache) || (isset(self::$tableFieldCache[$tableName]) && !self::$tableFieldCache[$tableName])) { // Lookup the fields for this table only once. $name = $tableName; $prefix = $this->_db->getPrefix(); if (substr($name, 0, 3) == '#__') { $checkName = $prefix . substr($name, 3); } else { $checkName = $name; } if (!in_array($checkName, self::$tableCache)) { // The table doesn't exist. Return false. self::$tableFieldCache[$tableName] = false; } elseif (version_compare(JVERSION, '3.0', 'ge')) { $fields = $this->_db->getTableColumns($name, false); if (empty($fields)) { $fields = false; } self::$tableFieldCache[$tableName] = $fields; } else { $fields = $this->_db->getTableFields($name, false); if (!isset($fields[$name])) { $fields = false; } self::$tableFieldCache[$tableName] = $fields[$name]; } // PostgreSQL date type compatibility if (($this->_db->name == 'postgresql') && (self::$tableFieldCache[$tableName] != false)) { foreach (self::$tableFieldCache[$tableName] as $field) { if (strtolower($field->type) == 'timestamp without time zone') { if (stristr($field->Default, '\'::timestamp without time zone')) { list ($date, $junk) = explode('::', $field->Default, 2); $field->Default = trim($date, "'"); } } } } // Save the data for this table into the cache if ($useCache) { $cacheData = FOFPlatform::getInstance()->setCache('tablefields', json_encode(self::$tableFieldCache)); } } return self::$tableFieldCache[$tableName]; } public function getTableAlias() { return $this->_tableAlias; } public function setTableAlias($string) { $string = preg_replace('#[^A-Z0-9_]#i', '', $string); $this->_tableAlias = $string; } /** * Method to return the real name of a "special" column such as ordering, hits, published * etc etc. In this way you are free to follow your db naming convention and use the * built in Joomla functions. * * @param string $column Name of the "special" column (ie ordering, hits etc etc) * * @return string The string that identify the special */ public function getColumnAlias($column) { if (isset($this->_columnAlias[$column])) { $return = $this->_columnAlias[$column]; } else { $return = $column; } $return = preg_replace('#[^A-Z0-9_]#i', '', $return); return $return; } /** * Method to register a column alias for a "special" column. * * @param string $column The "special" column (ie ordering) * @param string $columnAlias The real column name (ie foo_ordering) * * @return void */ public function setColumnAlias($column, $columnAlias) { $column = strtolower($column); $column = preg_replace('#[^A-Z0-9_]#i', '', $column); $this->_columnAlias[$column] = $columnAlias; } /** * Get a JOIN query, used to join other tables * * @param boolean $asReference Return an object reference instead of a copy * * @return JDatabaseQuery Query used to join other tables */ public function getQueryJoin($asReference = false) { if ($asReference) { return $this->_queryJoin; } else { if ($this->_queryJoin) { return clone $this->_queryJoin; } else { return null; } } } /** * Sets the query with joins to other tables * * @param JDatabaseQuery $query The JOIN query to use * * @return void */ public function setQueryJoin(JDatabaseQuery $query) { $this->_queryJoin = $query; } /** * Extracts the fields from the join query * * @return array Fields contained in the join query */ protected function getQueryJoinFields() { $query = $this->getQueryJoin(); if (!$query) { return array(); } $tables = array(); $j_tables = array(); $j_fields = array(); // Get joined tables. Ignore FROM clause, since it should not be used (the starting point is the table "table") $joins = $query->join; foreach ($joins as $join) { $tables = array_merge($tables, $join->getElements()); } // Clean up table names foreach($tables as $table) { preg_match('#(.*)((\w)*(on|using))(.*)#i', $table, $matches); if($matches && isset($matches[1])) { // I always want the first part, no matter what $parts = explode(' ', $matches[1]); $t_table = $parts[0]; if($this->isQuoted($t_table)) { $t_table = substr($t_table, 1, strlen($t_table) - 2); } if(!in_array($t_table, $j_tables)) { $j_tables[] = $t_table; } } } // Do I have the current table inside the query join? Remove it (its fields are already ok) $find = array_search($this->getTableName(), $j_tables); if($find !== false) { unset($j_tables[$find]); } // Get table fields $fields = array(); foreach ($j_tables as $table) { $t_fields = $this->getTableFields($table); if ($t_fields) { $fields = array_merge($fields, $t_fields); } } // Remove any fields that aren't in the joined select $j_select = $query->select; if ($j_select && $j_select->getElements()) { $j_fields = $this->normalizeSelectFields($j_select->getElements()); } // I can intesect the keys $fields = array_intersect_key($fields, $j_fields); // Now I walk again the array to change the key of columns that have an alias foreach ($j_fields as $column => $alias) { if ($column != $alias) { $fields[$alias] = $fields[$column]; unset($fields[$column]); } } return $fields; } /** * Normalizes the fields, returning an associative array with all the fields. * Ie array('foobar as foo, bar') becomes array('foobar' => 'foo', 'bar' => 'bar') * * @param array $fields Array with column fields * * @return array Normalized array */ protected function normalizeSelectFields($fields) { $db = JFactory::getDbo(); $return = array(); foreach ($fields as $field) { $t_fields = explode(',', $field); foreach ($t_fields as $t_field) { // Is there any alias? $parts = preg_split('#\sas\s#i', $t_field); // Do I have a table.column situation? Let's get the field name $tableField = explode('.', $parts[0]); if(isset($tableField[1])) { $column = trim($tableField[1]); } else { $column = trim($tableField[0]); } // Is this field quoted? If so, remove the quotes if($this->isQuoted($column)) { $column = substr($column, 1, strlen($column) - 2); } if(isset($parts[1])) { $alias = trim($parts[1]); // Is this field quoted? If so, remove the quotes if($this->isQuoted($alias)) { $alias = substr($alias, 1, strlen($alias) - 2); } } else { $alias = $column; } $return[$column] = $alias; } } return $return; } /** * Is the field quoted? * * @param string $column Column field * * @return bool Is the field quoted? */ protected function isQuoted($column) { // Empty string, un-quoted by definition if(!$column) { return false; } // I need some "magic". If the first char is not a letter, a number // an underscore or # (needed for table), then most likely the field is quoted preg_match_all('/^[a-z0-9_#]/i', $column, $matches); if(!$matches[0]) { return true; } return false; } /** * The event which runs before binding data to the table * * NOTE TO 3RD PARTY DEVELOPERS: * * When you override the following methods in your child classes, * be sure to call parent::method *AFTER* your code, otherwise the * plugin events do NOT get triggered * * Example: * protected function onAfterStore(){ * // Your code here * return parent::onAfterStore() && $your_result; * } * * Do not do it the other way around, e.g. return $your_result && parent::onAfterStore() * Due to PHP short-circuit boolean evaluation the parent::onAfterStore() * will not be called if $your_result is false. * * @param object|array &$from The data to bind * * @return boolean True on success */ protected function onBeforeBind(&$from) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeBind', array(&$this, &$from)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeBind' . ucfirst($name), array(&$this, &$from)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after loading a record from the database * * @param boolean &$result Did the load succeeded? * * @return void */ protected function onAfterLoad(&$result) { // Call the behaviors $eventRistult = $this->tableDispatcher->trigger('onAfterLoad', array(&$this, &$result)); if (in_array(false, $eventRistult, true)) { // Behavior failed, return false $result = false; return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); FOFPlatform::getInstance()->runPlugins('onAfterLoad' . ucfirst($name), array(&$this, &$result)); } } /** * The event which runs before storing (saving) data to the database * * @param boolean $updateNulls Should nulls be saved as nulls (true) or just skipped over (false)? * * @return boolean True to allow saving */ protected function onBeforeStore($updateNulls) { // Do we have a "Created" set of fields? $created_on = $this->getColumnAlias('created_on'); $created_by = $this->getColumnAlias('created_by'); $modified_on = $this->getColumnAlias('modified_on'); $modified_by = $this->getColumnAlias('modified_by'); $locked_on = $this->getColumnAlias('locked_on'); $locked_by = $this->getColumnAlias('locked_by'); $title = $this->getColumnAlias('title'); $slug = $this->getColumnAlias('slug'); $hasCreatedOn = in_array($created_on, $this->getKnownFields()); $hasCreatedBy = in_array($created_by, $this->getKnownFields()); if ($hasCreatedOn && $hasCreatedBy) { $hasModifiedOn = in_array($modified_on, $this->getKnownFields()); $hasModifiedBy = in_array($modified_by, $this->getKnownFields()); $nullDate = $this->_db->getNullDate(); if (empty($this->$created_by) || ($this->$created_on == $nullDate) || empty($this->$created_on)) { $uid = FOFPlatform::getInstance()->getUser()->id; if ($uid) { $this->$created_by = FOFPlatform::getInstance()->getUser()->id; } JLoader::import('joomla.utilities.date'); $date = new JDate(); $this->$created_on = $date->toSql(); } elseif ($hasModifiedOn && $hasModifiedBy) { $uid = FOFPlatform::getInstance()->getUser()->id; if ($uid) { $this->$modified_by = FOFPlatform::getInstance()->getUser()->id; } JLoader::import('joomla.utilities.date'); $date = new JDate(); $this->$modified_on = $date->toSql(); } } // Do we have a set of title and slug fields? $hasTitle = in_array($title, $this->getKnownFields()); $hasSlug = in_array($slug, $this->getKnownFields()); if ($hasTitle && $hasSlug) { if (empty($this->$slug)) { // Create a slug from the title $this->$slug = FOFStringUtils::toSlug($this->$title); } else { // Filter the slug for invalid characters $this->$slug = FOFStringUtils::toSlug($this->$slug); } // Make sure we don't have a duplicate slug on this table $db = $this->getDbo(); $query = $db->getQuery(true) ->select($db->qn($slug)) ->from($this->_tbl) ->where($db->qn($slug) . ' = ' . $db->q($this->$slug)) ->where('NOT ' . $db->qn($this->_tbl_key) . ' = ' . $db->q($this->{$this->_tbl_key})); $db->setQuery($query); $existingItems = $db->loadAssocList(); $count = 0; $newSlug = $this->$slug; while (!empty($existingItems)) { $count++; $newSlug = $this->$slug . '-' . $count; $query = $db->getQuery(true) ->select($db->qn($slug)) ->from($this->_tbl) ->where($db->qn($slug) . ' = ' . $db->q($newSlug)) ->where('NOT '. $db->qn($this->_tbl_key) . ' = ' . $db->q($this->{$this->_tbl_key})); $db->setQuery($query); $existingItems = $db->loadAssocList(); } $this->$slug = $newSlug; } // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeStore', array(&$this, $updateNulls)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } // Execute onBeforeStore<tablename> events in loaded plugins if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeStore' . ucfirst($name), array(&$this, $updateNulls)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after binding data to the class * * @param object|array &$src The data to bind * * @return boolean True to allow binding without an error */ protected function onAfterBind(&$src) { // Call the behaviors $options = array( 'component' => $this->input->get('option'), 'view' => $this->input->get('view'), 'table_prefix' => $this->_tablePrefix ); $result = $this->tableDispatcher->trigger('onAfterBind', array(&$this, &$src, $options)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterBind' . ucfirst($name), array(&$this, &$src)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after storing (saving) data to the database * * @return boolean True to allow saving without an error */ protected function onAfterStore() { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterStore', array(&$this)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterStore' . ucfirst($name), array(&$this)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs before moving a record * * @param boolean $updateNulls Should nulls be saved as nulls (true) or just skipped over (false)? * * @return boolean True to allow moving */ protected function onBeforeMove($updateNulls) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeMove', array(&$this, $updateNulls)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeMove' . ucfirst($name), array(&$this, $updateNulls)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after moving a record * * @return boolean True to allow moving without an error */ protected function onAfterMove() { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterMove', array(&$this)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterMove' . ucfirst($name), array(&$this)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs before reordering a table * * @param string $where The WHERE clause of the SQL query to run on reordering (record filter) * * @return boolean True to allow reordering */ protected function onBeforeReorder($where = '') { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeReorder', array(&$this, $where)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeReorder' . ucfirst($name), array(&$this, $where)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after reordering a table * * @return boolean True to allow the reordering to complete without an error */ protected function onAfterReorder() { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterReorder', array(&$this)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterReorder' . ucfirst($name), array(&$this)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs before deleting a record * * @param integer $oid The PK value of the record to delete * * @return boolean True to allow the deletion */ protected function onBeforeDelete($oid) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeDelete', array(&$this, $oid)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeDelete' . ucfirst($name), array(&$this, $oid)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after deleting a record * * @param integer $oid The PK value of the record which was deleted * * @return boolean True to allow the deletion without errors */ protected function onAfterDelete($oid) { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterDelete', array(&$this, $oid)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterDelete' . ucfirst($name), array(&$this, $oid)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs before hitting a record * * @param integer $oid The PK value of the record to hit * @param boolean $log Should we log the hit? * * @return boolean True to allow the hit */ protected function onBeforeHit($oid, $log) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeHit', array(&$this, $oid, $log)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeHit' . ucfirst($name), array(&$this, $oid, $log)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after hitting a record * * @param integer $oid The PK value of the record which was hit * * @return boolean True to allow the hitting without errors */ protected function onAfterHit($oid) { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterHit', array(&$this, $oid)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterHit' . ucfirst($name), array(&$this, $oid)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The even which runs before copying a record * * @param integer $oid The PK value of the record being copied * * @return boolean True to allow the copy to take place */ protected function onBeforeCopy($oid) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeCopy', array(&$this, $oid)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeCopy' . ucfirst($name), array(&$this, $oid)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The even which runs after copying a record * * @param integer $oid The PK value of the record which was copied (not the new one) * * @return boolean True to allow the copy without errors */ protected function onAfterCopy($oid) { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterCopy', array(&$this, $oid)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterCopy' . ucfirst($name), array(&$this, $oid)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs before a record is (un)published * * @param integer|array &$cid The PK IDs of the records being (un)published * @param integer $publish 1 to publish, 0 to unpublish * * @return boolean True to allow the (un)publish to proceed */ protected function onBeforePublish(&$cid, $publish) { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforePublish', array(&$this, &$cid, $publish)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforePublish' . ucfirst($name), array(&$this, &$cid, $publish)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The event which runs after the object is reset to its default values. * * @return boolean True to allow the reset to complete without errors */ protected function onAfterReset() { // Call the behaviors $result = $this->tableDispatcher->trigger('onAfterReset', array(&$this)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onAfterReset' . ucfirst($name), array(&$this)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * The even which runs before the object is reset to its default values. * * @return boolean True to allow the reset to complete */ protected function onBeforeReset() { // Call the behaviors $result = $this->tableDispatcher->trigger('onBeforeReset', array(&$this)); if (in_array(false, $result, true)) { // Behavior failed, return false return false; } if ($this->_trigger_events) { $name = FOFInflector::pluralize($this->getKeyName()); $result = FOFPlatform::getInstance()->runPlugins('onBeforeReset' . ucfirst($name), array(&$this)); if (in_array(false, $result, true)) { return false; } else { return true; } } return true; } /** * Replace the input object of this table with the provided FOFInput object * * @param FOFInput $input The new input object * * @return void */ public function setInput(FOFInput $input) { $this->input = $input; } /** * Get the columns from database table. * * @return mixed An array of the field names, or false if an error occurs. * * @deprecated 2.1 */ public function getFields() { return $this->getTableFields(); } /** * Add a filesystem path where FOFTable should search for table class files. * You may either pass a string or an array of paths. * * @param mixed $path A filesystem path or array of filesystem paths to add. * * @return array An array of filesystem paths to find FOFTable classes in. */ public static function addIncludePath($path = null) { // If the internal paths have not been initialised, do so with the base table path. if (empty(self::$_includePaths)) { self::$_includePaths = array(__DIR__); } // Convert the passed path(s) to add to an array. settype($path, 'array'); // If we have new paths to add, do so. if (!empty($path) && !in_array($path, self::$_includePaths)) { // Check and add each individual new path. foreach ($path as $dir) { // Sanitize path. $dir = trim($dir); // Add to the front of the list so that custom paths are searched first. array_unshift(self::$_includePaths, $dir); } } return self::$_includePaths; } /** * Loads the asset table related to this table. * This will help tests, too, since we can mock this function. * * @return bool|JTableAsset False on failure, otherwise JTableAsset */ protected function getAsset() { $name = $this->_getAssetName(); // Do NOT touch JTable here -- we are loading the core asset table which is a JTable, not a FOFTable $asset = JTable::getInstance('Asset'); if (!$asset->loadByName($name)) { return false; } return $asset; } /** * Method to compute the default name of the asset. * The default name is in the form table_name.id * where id is the value of the primary key of the table. * * @throws UnexpectedValueException * * @return string */ public function getAssetName() { $k = $this->_tbl_key; // If there is no assetKey defined, stop here, or we'll get a wrong name if(!$this->_assetKey || !$this->$k) { throw new UnexpectedValueException('Table must have an asset key defined and a value for the table id in order to track assets'); } return $this->_assetKey . '.' . (int) $this->$k; } /** * Method to compute the default name of the asset. * The default name is in the form table_name.id * where id is the value of the primary key of the table. * * @throws UnexpectedValueException * * @return string */ public function getAssetKey() { return $this->_assetKey; } /** * Method to return the title to use for the asset table. In * tracking the assets a title is kept for each asset so that there is some * context available in a unified access manager. Usually this would just * return $this->title or $this->name or whatever is being used for the * primary name of the row. If this method is not overridden, the asset name is used. * * @return string The string to use as the title in the asset table. */ public function getAssetTitle() { return $this->getAssetName(); } /** * Method to get the parent asset under which to register this one. * By default, all assets are registered to the ROOT node with ID, * which will default to 1 if none exists. * The extended class can define a table and id to lookup. If the * asset does not exist it will be created. * * @param FOFTable $table A FOFTable object for the asset parent. * @param integer $id Id to look up * * @return integer */ public function getAssetParentId($table = null, $id = null) { // For simple cases, parent to the asset root. $assets = JTable::getInstance('Asset', 'JTable', array('dbo' => $this->getDbo())); $rootId = $assets->getRootId(); if (!empty($rootId)) { return $rootId; } return 1; } /** * This method sets the asset key for the items of this table. Obviously, it * is only meant to be used when you have a table with an asset field. * * @param string $assetKey The name of the asset key to use * * @return void */ public function setAssetKey($assetKey) { $this->_assetKey = $assetKey; } /** * Method to get the database table name for the class. * * @return string The name of the database table being modeled. */ public function getTableName() { return $this->_tbl; } /** * Method to get the primary key field name for the table. * * @return string The name of the primary key for the table. */ public function getKeyName() { return $this->_tbl_key; } /** * Method to get the JDatabaseDriver object. * * @return JDatabaseDriver The internal database driver object. */ public function getDbo() { return $this->_db; } /** * Method to set the JDatabaseDriver object. * * @param JDatabaseDriver $db A JDatabaseDriver object to be used by the table object. * * @return boolean True on success. */ public function setDBO(JDatabaseDriver $db) { $this->_db = $db; return true; } /** * Method to set rules for the record. * * @param mixed $input A JAccessRules object, JSON string, or array. * * @return void */ public function setRules($input) { if ($input instanceof JAccessRules) { $this->_rules = $input; } else { $this->_rules = new JAccessRules($input); } } /** * Method to get the rules for the record. * * @return JAccessRules object */ public function getRules() { return $this->_rules; } /** * Method to check if the record is treated as an ACL asset * * @return boolean [description] */ public function isAssetsTracked() { return $this->_trackAssets; } /** * Method to manually set this record as ACL asset or not. * We have to do this since the automatic check is made in the constructor, but here we can't set any alias. * So, even if you have an alias for `asset_id`, it wouldn't be reconized and assets won't be tracked. * * @param $state */ public function setAssetsTracked($state) { $state = (bool) $state; if($state) { JLoader::import('joomla.access.rules'); } $this->_trackAssets = $state; } /** * Method to provide a shortcut to binding, checking and storing a FOFTable * instance to the database table. The method will check a row in once the * data has been stored and if an ordering filter is present will attempt to * reorder the table rows based on the filter. The ordering filter is an instance * property name. The rows that will be reordered are those whose value matches * the FOFTable instance for the property specified. * * @param mixed $src An associative array or object to bind to the FOFTable instance. * @param string $orderingFilter Filter for the order updating * @param mixed $ignore An optional array or space separated list of properties * to ignore while binding. * * @return boolean True on success. */ public function save($src, $orderingFilter = '', $ignore = '') { // Attempt to bind the source to the instance. if (!$this->bind($src, $ignore)) { return false; } // Run any sanity checks on the instance and verify that it is ready for storage. if (!$this->check()) { return false; } // Attempt to store the properties to the database table. if (!$this->store()) { return false; } // Attempt to check the row in, just in case it was checked out. if (!$this->checkin()) { return false; } // If an ordering filter is set, attempt reorder the rows in the table based on the filter and value. if ($orderingFilter) { $filterValue = $this->$orderingFilter; $this->reorder($orderingFilter ? $this->_db->qn($orderingFilter) . ' = ' . $this->_db->q($filterValue) : ''); } // Set the error to empty and return true. $this->setError(''); return true; } /** * Method to get the next ordering value for a group of rows defined by an SQL WHERE clause. * This is useful for placing a new item last in a group of items in the table. * * @param string $where WHERE clause to use for selecting the MAX(ordering) for the table. * * @return mixed Boolean false an failure or the next ordering value as an integer. */ public function getNextOrder($where = '') { // If there is no ordering field set an error and return false. $ordering = $this->getColumnAlias('ordering'); if (!in_array($ordering, $this->getKnownFields())) { throw new UnexpectedValueException(sprintf('%s does not support ordering.', get_class($this))); } // Get the largest ordering value for a given where clause. $query = $this->_db->getQuery(true); $query->select('MAX('.$this->_db->qn($ordering).')'); $query->from($this->_tbl); if ($where) { $query->where($where); } $this->_db->setQuery($query); $max = (int) $this->_db->loadResult(); // Return the largest ordering value + 1. return ($max + 1); } /** * Method to lock the database table for writing. * * @return boolean True on success. * * @throws RuntimeException */ protected function _lock() { $this->_db->lockTable($this->_tbl); $this->_locked = true; return true; } /** * Method to unlock the database table for writing. * * @return boolean True on success. */ protected function _unlock() { $this->_db->unlockTables(); $this->_locked = false; return true; } public function setConfig(array $config) { $this->config = $config; } /** * Get the content type for ucm * * @return string The content type alias */ public function getContentType() { $component = $this->input->get('option'); $view = FOFInflector::singularize($this->input->get('view')); $alias = $component . '.' . $view; return $alias; } }