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Diffstat (limited to 'h-source/Library/Model/Map.php')
| -rwxr-xr-x | h-source/Library/Model/Map.php | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/h-source/Library/Model/Map.php b/h-source/Library/Model/Map.php deleted file mode 100755 index 7a093e1..0000000 --- a/h-source/Library/Model/Map.php +++ /dev/null @@ -1,453 +0,0 @@ -<?php - -// EasyGiant is a PHP framework for creating and managing dynamic content -// -// Copyright (C) 2009 - 2011 Antonio Gallo -// See COPYRIGHT.txt and LICENSE.txt. -// -// This file is part of EasyGiant -// -// EasyGiant is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// EasyGiant is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with EasyGiant. If not, see <http://www.gnu.org/licenses/>. - -if (!defined('EG')) die('Direct access not allowed!'); - -class Model_Map extends Model_Base { - -// //many to many model - - public $printAssError = 'yes'; //'yes': print association error if the association/dissociation is already present. 'no': doen't print association error - public $boxIdentifierName = 'boxIdentifier';//key of the value of the $_POST array that represent the id of the Box that we want to associate with the Item having the id $_POST[$this->identifierName] - protected $_boxIdentifierValue = null; //the id of the box that has to be associated with the item - - public function __construct() - { - //add some submit names (method => form_submit_value) - $this->submitNames['associate'] = 'associateAction'; - $this->submitNames['dissociate'] = 'dissociateAction'; - //add the allowed methods - $this->_allowedDbMethods[] = 'associate'; - $this->_allowedDbMethods[] = 'dissociate'; - parent::__construct(); - } - - public function createMapWhere($choice) - { //create the where join clause - //$choice=(first,last,all) - $first = $this->_tablesArray[0].'.'.$this->_idFieldsArray[0].'='.$this->_tablesArray[2].'.'.$this->_idFieldsArray[0]; - $last = $this->_tablesArray[1].'.'.$this->_idFieldsArray[1].'='.$this->_tablesArray[2].'.'.$this->_idFieldsArray[1]; - switch ($choice) { - case 'first': - return $first; - break; - case 'last': - return $last; - break; - case 'all': - return $first. ' and '.$last; - break; - } - } - - //check if a join query is necessary or not - //$val: 0 or 1 (items or boxes) - //$whereClauseLevel: array containing the field=>value statements of the where clause. If $whereClause = null than $this->where is considered - public function checkIfJoinNeeded($val, $whereClauseLevel = null) - { - $whereClause = isset($whereClauseLevel) ? $whereClauseLevel : $this->where; - - foreach ($whereClause as $field => $value) - { - if (is_array($value)) - { - if ($this->checkIfJoinNeeded($val, $value) === true) return true; - } - else - { - if (strcmp($this->getTableName($field),$this->_tablesArray[$val]) !== 0) - { - if (strcmp($value,Params::$nullQueryValue) !== 0 or (Params::$nullQueryValue === false)) return true; - } - } - } - //return false if no where clause has been defined - return false; - } - - //method to create the where clause and the list of tables of the select query - public function mapQueryElements($val) - { -// $val = $element === 'Items' ? 0 : 1; - $tables = $this->_tablesArray[$val]; - $where = null; - $fields = $this->_tablesArray[$val].'.*'; - - if ($this->checkIfJoinNeeded($val)) - { - $tables = $this->_tables; - $fields = $this->_tablesArray[$val].'.*'; - $wherePlus = $this->createWhereClause(); - $wherePlus = isset($wherePlus) ? ' AND ' . $wherePlus : null; - $where = $this->createMapWhere('all') . $wherePlus; - } - else - { - $where = $this->createWhereClause(); - } - - return array('tables' => $tables,'where' => $where,'fields' => $fields); - } - - //$element: Items or Boxes. - //get all Item or Boxes - public function getAll($element = 'Items') - { - return $this->getFields('',$element); - } - - //method to get the values of the selected fields - //$fields: the fields that have to be excracted from the tableName - public function getFields($fields = '',$element = 'Items') - { - //get all Item or Boxes - if ((strcmp($element,'Items') !== 0) and (strcmp($element,'Boxes') !== 0)) - { - throw new Exception('<b>"'.$element. '"</b> argument not allowed in <b>'.__METHOD__.'</b> method'); - } - $val = $element === 'Items' ? 0 : 1; - - $elements = $this->mapQueryElements($val); - - $queryFields = (strcmp($fields,'') === 0) ? $elements['fields'] : $fields; - - return $row = $this->db->select($elements['tables'],$queryFields,$elements['where'],$this->groupBy,$this->orderBy,$this->limit); - - } - - public function send($element = 'Items') - { - $table = $this->getFields($this->select, $element); - - if ($this->toList) - { - $key = $this->listArray[0]; - $value = isset($this->listArray[1]) ? $this->listArray[1] : null; - $this->toList = false; - return $this->getList($table, $key, $value); - } - else - { - return $table; - } - } - - //the fields that have to be extracted from the table - public function getTable($fields = null) - { - return isset($fields) ? $this->getFields($fields) : $this->getAll(); - } - - //select the values of a specified record - //$id: the id (primary key) of the record - //$fields: the comma separated list of fields that have to be extracted - public function selectId($id,$fields = null) - { - $id = (int)$id; - - $tempWhere = $this->where; - $this->setWhereQueryClause(array($this->_idFieldsArray[0] => $id)); - - if (isset($fields)) - { - $values = $this->getFields($fields,'Items'); - } - else - { - $values = $this->getAll('Items'); - } - - $this->where = $tempWhere; - - return (count($values) > 0) ? $values[0][$this->_tablesArray[0]] : array(); - } - - //get the number of records (items or boxes) - public function recordNumber($element) - { - $val = $element === 'Items' ? 0 : 1; - - $elements = $this->mapQueryElements($val); - return $this->db->get_num_rows($elements['tables'],$elements['where'],$this->groupBy); - } - - //get the number of records (only items) - public function rowNumber() - { - return $this->recordNumber('Items'); - } - - public function getMax($field) - { - $elements = $this->mapQueryElements(0); - return $this->db->getMax($elements['tables'],$field,$elements['where'],$this->groupBy); - } - - public function getMin($field) - { - $elements = $this->mapQueryElements(0); - return $this->db->getMin($elements['tables'],$field,$elements['where'],$this->groupBy); - } - - public function getSum($field) - { - $elements = $this->mapQueryElements(0); - return $this->db->getSum($elements['tables'],$field,$elements['where'],$this->groupBy); - } - - public function getAvg($field) - { - $elements = $this->mapQueryElements(0); - return $this->db->getAvg($elements['tables'],$field,$elements['where'],$this->groupBy); - } - - //check if the table has the field $field equal to $value - public function has($field,$value) - { - $elements = $this->mapQueryElements(0); - return $this->db->recordExists($elements['tables'],$field,$value,$elements['where'],$this->groupBy); - } - - //associate an item with a box - //$idItem : name of the field of the Items table, $idGroup : name of the field of the Boxes table - public function associate($idItem = null,$idGroup = null) - { - $this->queryResult = false; - if (isset($idItem) and isset($idGroup)) - { - $idItem = (int)$idItem; - $idGroup = (int)$idGroup; - $values = array($idItem,$idGroup); //values relative to the fields $this->_idFields - $var = $this->checkAssociation($idItem,$idGroup); - if (!$var) - { - $result = $this->db->insert($this->_tablesArray[2],$this->_idFields,$values); - $this->setNotice($result); - return $result; - } - else - { - if (strcmp($this->printAssError,'yes') === 0) $this->notice = $this->_resultString->getString('linked'); - $this->result = false; - } - } - else - { - $this->notice = $this->_resultString->getString('no-id'); - $this->result = false; - } - return false; - } - - //associate an item with a box - //$idItem : name of the field of the Items table, $idGroup : name of the field of the Boxes table - public function dissociate($idItem = null,$idGroup = null) - { - $this->queryResult = false; - if (isset($idItem) and isset($idGroup)) - { - $idItem = (int)$idItem; - $idGroup = (int)$idGroup; - $var = $this->checkAssociation($idItem,$idGroup); - if ($var) - { - $result = $this->db->del($this->_tablesArray[2],$this->_idFieldsArray[0].'='.$idItem.' and '.$this->_idFieldsArray[1].'='.$idGroup); - $this->setNotice($result); - return $result; - } - else - { - if (strcmp($this->printAssError,'yes') === 0) $this->notice = $this->_resultString->getString('not-linked'); - $this->result = false; - } - } - else - { - $this->notice = $this->_resultString->getString('no-id'); - $this->result = false; - } - return false; - } - - public function checkAssociation($idItem,$idGroup) - { - $idItem = (int)$idItem; - $idGroup = (int)$idGroup; - $numRow = $this->db->get_num_rows($this->_tablesArray[2],$this->_idFieldsArray[0].'='.$idItem.' and '.$this->_idFieldsArray[1].'='.$idGroup); - if ($numRow === 1) - { - return true; - } - else - { - return false; - } - } - - //check what items are associate to a box - //itemsArray:array of items to check - public function checkAssociationDeep($itemsArray) - { - $associatedItems = array(); - $itemsArray = is_array($itemsArray) ? array_values($itemsArray) : array($itemsArray); - foreach ($itemsArray as $item) { - if ($this->db->recordExists($this->_tablesArray[2],$this->_idFieldsArray[0],$item)) - { - $associatedItems[] = $item; - } - } - return $associatedItems; - } - - //method to call the delete query (overriding of the del method of Model.php) - //check the referential integrity - public function del($id = null, $whereClause = null) - { - $this->queryResult = false; - - if (isset($whereClause)) - { - return parent::del(null,$whereClause); - } - else - { - if ($this->_onDelete === 'check') - { - if ($this->db->recordExists($this->_tablesArray[2],$this->_idFieldsArray[0],(int)$id)) - { - $this->notice = $this->_resultString->getString('associate'); - $this->identifierValue = null; - $this->result = false; - } - else - { - return parent::del((int)$id); - } - } - else if ($this->_onDelete === 'nocheck') - { - return parent::del((int)$id); - } - } - return false; - } - - //override of the updateTable method of the parent class - //method that calls the function indicated in $this->submitNames. Ex: if $_POST['delAction'] is found, then the "del" method is called. - public function updateTable($methodsList = '',$id = null) - { - $allowedMethodsArray = explode(',',$methodsList); - $resultArray = array(); - $this->identifierValue = null; - if (isset($id)) - { - $this->identifierValue = (int)$id; - } - else if (isset($_POST[$this->identifierName])) - { - $this->identifierValue = (int)$_POST[$this->identifierName]; - } - foreach ($this->submitNames as $methodName => $submitName) { - if (array_key_exists($submitName,$_POST)) - { - $this->submitName = $submitName; - if (method_exists($this,$methodName)) - { - if (in_array($methodName,$allowedMethodsArray)) - { - if ($this->checkConditions($methodName,$this->identifierValue)) - { - $this->notice = null; - $methodArray = array('associate','dissociate'); - if (in_array($methodName,$methodArray)) - { - $this->_boxIdentifierValue = null; - if (isset($_POST[$this->boxIdentifierName])) - { - $this->_boxIdentifierValue = (int)$_POST[$this->boxIdentifierName]; - } - call_user_func_array(array($this,$methodName),array($this->identifierValue,$this->_boxIdentifierValue)); - } - else - { - call_user_func_array(array($this,$methodName),array($this->identifierValue)); - } - } - } - } - else - { - throw new Exception('method "'.$methodName. '" not defined in class '.__CLASS__.'; error in method '.__METHOD__); - } - return; //only one cycle! - } - } - } - - //method to obtain one columns from the tables $this->_tablesArray as an associative array - //$valueField: the column that have to be extracted (array_values of the resulting associative array), $keyField: the column that have to play the role of array_keys - //$valueField = field:table, $keyField = field:table - public function getFieldArray($valueField,$keyField = null, $groupBy = null, $orderBy = null, $limit = null) - { - - $keyField = isset($keyField) ? $keyField : $valueField; - $valueFieldArray = explode(':',$valueField); - $keyFieldArray = explode(':',$keyField); - - $keyFieldTable = $keyFieldArray[0]; - $valueFieldTable = $valueFieldArray[0]; - - $keyFieldName = $keyFieldArray[1]; - $valueFieldName = $valueFieldArray[1]; - - $fields = implode('.',$keyFieldArray) . ',' . implode('.',$valueFieldArray); - - $temp = $this->where; //save the $this->where array - $this->where = array(); - - $val = array_search($keyFieldTable,$this->_tablesArray); - - if (strcmp($keyFieldTable,$valueFieldTable) !== 0) - { - throw new Exception("the tables '$valueFieldTable' and '$keyFieldTable' do not match in ".__METHOD__); - } - - if ($val === false or !in_array($val,array(0,1))) - { - throw new Exception("the table '$keyFieldTable' is not allowed in ".__METHOD__); - } - - $elements = $this->mapQueryElements($val); - - $table = $this->db->select($elements['tables'],$fields,$elements['where'],$groupBy,$orderBy,$limit); - $this->where = $temp; - - $returnArray = array(); - foreach ($table as $record) { - $returnArray[$record[$keyFieldTable][$keyFieldName]] = $record[$valueFieldTable][$valueFieldName]; - } - - return $returnArray; - - } - -}
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