diff options
Diffstat (limited to 'framework/Db/Schema')
24 files changed, 0 insertions, 3408 deletions
diff --git a/framework/Db/Schema/TDbColumnSchema.php b/framework/Db/Schema/TDbColumnSchema.php deleted file mode 100755 index f2c4faaa..00000000 --- a/framework/Db/Schema/TDbColumnSchema.php +++ /dev/null @@ -1,145 +0,0 @@ -<?php -/** - * TDbColumnSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbExpression'); - -/** - * TDbColumnSchema class describes the column meta data of a database table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbColumnSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema - * @since 1.0 - */ -class TDbColumnSchema extends TComponent -{ - /** - * @var string name of this column (without quotes). - */ - public $name; - /** - * @var string raw name of this column. This is the quoted name that can be used in SQL queries. - */ - public $rawName; - /** - * @var boolean whether this column can be null. - */ - public $allowNull; - /** - * @var string the DB type of this column. - */ - public $dbType; - /** - * @var string the PHP type of this column. - */ - public $type; - /** - * @var mixed default value of this column - */ - public $defaultValue; - /** - * @var integer size of the column. - */ - public $size; - /** - * @var integer precision of the column data, if it is numeric. - */ - public $precision; - /** - * @var integer scale of the column data, if it is numeric. - */ - public $scale; - /** - * @var boolean whether this column is a primary key - */ - public $isPrimaryKey; - /** - * @var boolean whether this column is a foreign key - */ - public $isForeignKey; - - - /** - * Initializes the column with its DB type and default value. - * This sets up the column's PHP type, size, precision, scale as well as default value. - * @param string the column's DB type - * @param mixed the default value - */ - public function init($dbType, $defaultValue) - { - $this->dbType=$dbType; - $this->extractType($dbType); - $this->extractLimit($dbType); - if($defaultValue!==null) - $this->extractDefault($defaultValue); - } - - /** - * Extracts the PHP type from DB type. - * @param string DB type - */ - protected function extractType($dbType) - { - if(stripos($dbType,'int')!==false) - $this->type='integer'; - else if(stripos($dbType,'bool')!==false) - $this->type='boolean'; - else if(preg_match('/(real|floa|doub)/i',$dbType)) - $this->type='double'; - else - $this->type='string'; - } - - /** - * Extracts size, precision and scale information from column's DB type. - * @param string the column's DB type - */ - protected function extractLimit($dbType) - { - if(strpos($dbType,'(') && preg_match('/\((.*)\)/',$dbType,$matches)) - { - $values=explode(',',$matches[1]); - $this->size=$this->precision=(int)$values[0]; - if(isset($values[1])) - $this->scale=(int)$values[1]; - } - } - - /** - * Extracts the default value for the column. - * The value is typecasted to correct PHP type. - * @param mixed the default value obtained from metadata - */ - protected function extractDefault($defaultValue) - { - $this->defaultValue=$this->typecast($defaultValue); - } - - /** - * Converts the input value to the type that this column is of. - * @param mixed input value - * @return mixed converted value - */ - public function typecast($value) - { - if(gettype($value)===$this->type || $value===null || $value instanceof TDbExpression) - return $value; - if($value==='') - return $this->type==='string' ? '' : null; - switch($this->type) - { - case 'integer': return (integer)$value; - case 'boolean': return (boolean)$value; - case 'double': return (double)$value; - case 'string': return (string)$value; - default: return $value; - } - } -} diff --git a/framework/Db/Schema/TDbCommandBuilder.php b/framework/Db/Schema/TDbCommandBuilder.php deleted file mode 100755 index 7c25888d..00000000 --- a/framework/Db/Schema/TDbCommandBuilder.php +++ /dev/null @@ -1,656 +0,0 @@ -<?php -/** - * TDbCommandBuilder class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); -prado::using('System.Db.Schema.TDbCriteria'); - -/** - * TDbCommandBuilder provides basic methods to create query commands for tables. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbCommandBuilder.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema - * @since 1.0 - */ -class TDbCommandBuilder extends TComponent -{ - const PARAM_PREFIX=':yp'; - - private $_schema; - private $_connection; - - /** - * @param TDbSchema the schema for this command builder - */ - public function __construct($schema) - { - $this->_schema=$schema; - $this->_connection=$schema->getDbConnection(); - } - - /** - * @return TDbConnection database connection. - */ - public function getDbConnection() - { - return $this->_connection; - } - - /** - * @return TDbSchema the schema for this command builder. - */ - public function getSchema() - { - return $this->_schema; - } - - /** - * Returns the last insertion ID for the specified table. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @return mixed last insertion id. Null is returned if no sequence name. - */ - public function getLastInsertID($table) - { - $this->ensureTable($table); - if($table->sequenceName!==null) - return $this->_connection->getLastInsertID($table->sequenceName); - else - return null; - } - - /** - * Creates a SELECT command for a single table. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param TDbCriteria the query criteria - * @return TDbCommand query command. - */ - public function createFindCommand($table,$criteria) - { - $this->ensureTable($table); - $select=is_array($criteria->select) ? implode(', ',$criteria->select) : $criteria->select; - $sql="SELECT {$select} FROM {$table->rawName}"; - $sql=$this->applyJoin($sql,$criteria->join); - $sql=$this->applyCondition($sql,$criteria->condition); - $sql=$this->applyGroup($sql,$criteria->group); - $sql=$this->applyHaving($sql,$criteria->having); - $sql=$this->applyOrder($sql,$criteria->order); - $sql=$this->applyLimit($sql,$criteria->limit,$criteria->offset); - $command=$this->_connection->createCommand($sql); - $this->bindValues($command,$criteria->params); - return $command; - } - - /** - * Creates a COUNT(*) command for a single table. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param TDbCriteria the query criteria - * @return TDbCommand query command. - */ - public function createCountCommand($table,$criteria) - { - $this->ensureTable($table); - $criteria->select='COUNT(*)'; - return $this->createFindCommand($table,$criteria); - } - - /** - * Creates a DELETE command. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param TDbCriteria the query criteria - * @return TDbCommand delete command. - */ - public function createDeleteCommand($table,$criteria) - { - $this->ensureTable($table); - $sql="DELETE FROM {$table->rawName}"; - $sql=$this->applyJoin($sql,$criteria->join); - $sql=$this->applyCondition($sql,$criteria->condition); - $sql=$this->applyGroup($sql,$criteria->group); - $sql=$this->applyHaving($sql,$criteria->having); - $sql=$this->applyOrder($sql,$criteria->order); - $sql=$this->applyLimit($sql,$criteria->limit,$criteria->offset); - $command=$this->_connection->createCommand($sql); - $this->bindValues($command,$criteria->params); - return $command; - } - - /** - * Creates an INSERT command. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array data to be inserted (column name=>column value). If a key is not a valid column name, the corresponding value will be ignored. - * @return TDbCommand insert command - */ - public function createInsertCommand($table,$data) - { - $this->ensureTable($table); - $fields=array(); - $values=array(); - $placeholders=array(); - $i=0; - foreach($data as $name=>$value) - { - if(($column=$table->getColumn($name))!==null && ($value!==null || $column->allowNull)) - { - $fields[]=$column->rawName; - if($value instanceof TDbExpression) - $placeholders[]=(string)$value; - else - { - $placeholders[]=self::PARAM_PREFIX.$i; - $values[self::PARAM_PREFIX.$i]=$column->typecast($value); - $i++; - } - } - } - $sql="INSERT INTO {$table->rawName} (".implode(', ',$fields).') VALUES ('.implode(', ',$placeholders).')'; - $command=$this->_connection->createCommand($sql); - - foreach($values as $name=>$value) - $command->bindValue($name,$value); - - return $command; - } - - /** - * Creates an UPDATE command. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array list of columns to be updated (name=>value) - * @param TDbCriteria the query criteria - * @return TDbCommand update command. - */ - public function createUpdateCommand($table,$data,$criteria) - { - $this->ensureTable($table); - $fields=array(); - $values=array(); - $bindByPosition=isset($criteria->params[0]); - $i=0; - foreach($data as $name=>$value) - { - if(($column=$table->getColumn($name))!==null) - { - if($value instanceof TDbExpression) - $fields[]=$column->rawName.'='.(string)$value; - else if($bindByPosition) - { - $fields[]=$column->rawName.'=?'; - $values[]=$column->typecast($value); - } - else - { - $fields[]=$column->rawName.'='.self::PARAM_PREFIX.$i; - $values[self::PARAM_PREFIX.$i]=$column->typecast($value); - $i++; - } - } - } - if($fields===array()) - throw new TDbException('No columns are being updated for table "{0}".', - $table->name); - $sql="UPDATE {$table->rawName} SET ".implode(', ',$fields); - $sql=$this->applyJoin($sql,$criteria->join); - $sql=$this->applyCondition($sql,$criteria->condition); - $sql=$this->applyOrder($sql,$criteria->order); - $sql=$this->applyLimit($sql,$criteria->limit,$criteria->offset); - - $command=$this->_connection->createCommand($sql); - $this->bindValues($command,array_merge($values,$criteria->params)); - - return $command; - } - - /** - * Creates an UPDATE command that increments/decrements certain columns. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param TDbCriteria the query criteria - * @param array counters to be updated (counter increments/decrements indexed by column names.) - * @return TDbCommand the created command - * @throws CException if no counter is specified - */ - public function createUpdateCounterCommand($table,$counters,$criteria) - { - $this->ensureTable($table); - $fields=array(); - foreach($counters as $name=>$value) - { - if(($column=$table->getColumn($name))!==null) - { - $value=(int)$value; - if($value<0) - $fields[]="{$column->rawName}={$column->rawName}-".(-$value); - else - $fields[]="{$column->rawName}={$column->rawName}+".$value; - } - } - if($fields!==array()) - { - $sql="UPDATE {$table->rawName} SET ".implode(', ',$fields); - $sql=$this->applyJoin($sql,$criteria->join); - $sql=$this->applyCondition($sql,$criteria->condition); - $sql=$this->applyOrder($sql,$criteria->order); - $sql=$this->applyLimit($sql,$criteria->limit,$criteria->offset); - $command=$this->_connection->createCommand($sql); - $this->bindValues($command,$criteria->params); - return $command; - } - else - throw new TDbException('No counter columns are being updated for table "{0}".', - $table->name); - } - - /** - * Creates a command based on a given SQL statement. - * @param string the explicitly specified SQL statement - * @param array parameters that will be bound to the SQL statement - * @return TDbCommand the created command - */ - public function createSqlCommand($sql,$params=array()) - { - $command=$this->_connection->createCommand($sql); - $this->bindValues($command,$params); - return $command; - } - - /** - * Alters the SQL to apply JOIN clause. - * @param string the SQL statement to be altered - * @param string the JOIN clause (starting with join type, such as INNER JOIN) - * @return string the altered SQL statement - */ - public function applyJoin($sql,$join) - { - if($join!=='') - return $sql.' '.$join; - else - return $sql; - } - - /** - * Alters the SQL to apply WHERE clause. - * @param string the SQL statement without WHERE clause - * @param string the WHERE clause (without WHERE keyword) - * @return string the altered SQL statement - */ - public function applyCondition($sql,$condition) - { - if($condition!=='') - return $sql.' WHERE '.$condition; - else - return $sql; - } - - /** - * Alters the SQL to apply ORDER BY. - * @param string SQL statement without ORDER BY. - * @param string column ordering - * @return string modified SQL applied with ORDER BY. - */ - public function applyOrder($sql,$orderBy) - { - if($orderBy!=='') - return $sql.' ORDER BY '.$orderBy; - else - return $sql; - } - - /** - * Alters the SQL to apply LIMIT and OFFSET. - * Default implementation is applicable for PostgreSQL, MySQL and SQLite. - * @param string SQL query string without LIMIT and OFFSET. - * @param integer maximum number of rows, -1 to ignore limit. - * @param integer row offset, -1 to ignore offset. - * @return string SQL with LIMIT and OFFSET - */ - public function applyLimit($sql,$limit,$offset) - { - if($limit>=0) - $sql.=' LIMIT '.(int)$limit; - if($offset>0) - $sql.=' OFFSET '.(int)$offset; - return $sql; - } - - /** - * Alters the SQL to apply GROUP BY. - * @param string SQL query string without GROUP BY. - * @param string GROUP BY - * @return string SQL with GROUP BY. - */ - public function applyGroup($sql,$group) - { - if($group!=='') - return $sql.' GROUP BY '.$group; - else - return $sql; - } - - /** - * Alters the SQL to apply HAVING. - * @param string SQL query string without HAVING - * @param string HAVING - * @return string SQL with HAVING - * @since 1.0.1 - */ - public function applyHaving($sql,$having) - { - if($having!=='') - return $sql.' HAVING '.$having; - else - return $sql; - } - - /** - * Binds parameter values for an SQL command. - * @param TDbCommand database command - * @param array values for binding (integer-indexed array for question mark placeholders, string-indexed array for named placeholders) - */ - public function bindValues($command, $values) - { - if(($n=count($values))===0) - return; - if(isset($values[0])) // question mark placeholders - { - for($i=0;$i<$n;++$i) - $command->bindValue($i+1,$values[$i]); - } - else // named placeholders - { - foreach($values as $name=>$value) - { - if($name[0]!==':') - $name=':'.$name; - $command->bindValue($name,$value); - } - } - } - - /** - * Creates a query criteria. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param mixed query condition or criteria. - * If a string, it is treated as query condition (the WHERE clause); - * If an array, it is treated as the initial values for constructing a {@link TDbCriteria} object; - * Otherwise, it should be an instance of {@link TDbCriteria}. - * @param array parameters to be bound to an SQL statement. - * This is only used when the first parameter is a string (query condition). - * In other cases, please use {@link TDbCriteria::params} to set parameters. - * @return TDbCriteria the created query criteria - * @throws CException if the condition is not string, array and TDbCriteria - */ - public function createCriteria($condition='',$params=array()) - { - if(is_array($condition)) - $criteria=new TDbCriteria($condition); - else if($condition instanceof TDbCriteria) - $criteria=clone $condition; - else - { - $criteria=new TDbCriteria; - $criteria->condition=$condition; - $criteria->params=$params; - } - return $criteria; - } - - /** - * Creates a query criteria with the specified primary key. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param mixed primary key value(s). Use array for multiple primary keys. For composite key, each key value must be an array (column name=>column value). - * @param mixed query condition or criteria. - * If a string, it is treated as query condition; - * If an array, it is treated as the initial values for constructing a {@link TDbCriteria}; - * Otherwise, it should be an instance of {@link TDbCriteria}. - * @param array parameters to be bound to an SQL statement. - * This is only used when the second parameter is a string (query condition). - * In other cases, please use {@link TDbCriteria::params} to set parameters. - * @return TDbCriteria the created query criteria - */ - public function createPkCriteria($table,$pk,$condition='',$params=array()) - { - $this->ensureTable($table); - $criteria=$this->createCriteria($condition,$params); - if(!is_array($pk)) // single key - $pk=array($pk); - if(is_array($table->primaryKey) && !isset($pk[0]) && $pk!==array()) // single composite key - $pk=array($pk); - $condition=$this->createInCondition($table,$table->primaryKey,$pk); - if($criteria->condition!=='') - $criteria->condition=$condition.' AND ('.$criteria->condition.')'; - else - $criteria->condition=$condition; - - return $criteria; - } - - /** - * Generates the expression for selecting rows of specified primary key values. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array list of primary key values to be selected within - * @param string column prefix (ended with dot). If null, it will be the table name - * @return string the expression for selection - */ - public function createPkCondition($table,$values,$prefix=null) - { - $this->ensureTable($table); - return $this->createInCondition($table,$table->primaryKey,$values,$prefix); - } - - /** - * Creates a query criteria with the specified column values. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array column values that should be matched in the query (name=>value) - * @param mixed query condition or criteria. - * If a string, it is treated as query condition; - * If an array, it is treated as the initial values for constructing a {@link TDbCriteria}; - * Otherwise, it should be an instance of {@link TDbCriteria}. - * @param array parameters to be bound to an SQL statement. - * This is only used when the second parameter is a string (query condition). - * In other cases, please use {@link TDbCriteria::params} to set parameters. - * @return TDbCriteria the created query criteria - */ - public function createColumnCriteria($table,$columns,$condition='',$params=array()) - { - $this->ensureTable($table); - $criteria=$this->createCriteria($condition,$params); - $bindByPosition=isset($criteria->params[0]); - $conditions=array(); - $values=array(); - $i=0; - foreach($columns as $name=>$value) - { - if(($column=$table->getColumn($name))!==null) - { - if($value!==null) - { - if($bindByPosition) - { - $conditions[]=$table->rawName.'.'.$column->rawName.'=?'; - $values[]=$value; - } - else - { - $conditions[]=$table->rawName.'.'.$column->rawName.'='.self::PARAM_PREFIX.$i; - $values[self::PARAM_PREFIX.$i]=$value; - $i++; - } - } - else - $conditions[]=$table->rawName.'.'.$column->rawName.' IS NULL'; - } - else - throw new TDbException('Table "{0}" does not have a column named "{1}".', - $table->name,$name); - } - $criteria->params=array_merge($values,$criteria->params); - if(isset($conditions[0])) - { - if($criteria->condition!=='') - $criteria->condition=implode(' AND ',$conditions).' AND ('.$criteria->condition.')'; - else - $criteria->condition=implode(' AND ',$conditions); - } - return $criteria; - } - - /** - * Generates the expression for searching the specified keywords within a list of columns. - * The search expression is generated using the 'LIKE' SQL syntax. - * Every word in the keywords must be present and appear in at least one of the columns. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array list of column names for potential search condition. - * @param mixed search keywords. This can be either a string with space-separated keywords or an array of keywords. - * @param string optional column prefix (with dot at the end). If null, the table name will be used as the prefix. - * @param boolean whether the search is case-sensitive. Defaults to true. This parameter - * has been available since version 1.0.4. - * @return string SQL search condition matching on a set of columns. An empty string is returned - * if either the column array or the keywords are empty. - */ - public function createSearchCondition($table,$columns,$keywords,$prefix=null,$caseSensitive=true) - { - $this->ensureTable($table); - if(!is_array($keywords)) - $keywords=preg_split('/\s+/u',$keywords,-1,PREG_SPLIT_NO_EMPTY); - if(empty($keywords)) - return ''; - if($prefix===null) - $prefix=$table->rawName.'.'; - $conditions=array(); - foreach($columns as $name) - { - if(($column=$table->getColumn($name))===null) - throw new TDbException('Table "{0}" does not have a column named "{0}".', - $table->name,$name); - $condition=array(); - foreach($keywords as $keyword) - { - if($caseSensitive) - $condition[]=$prefix.$column->rawName.' LIKE '.$this->_connection->quoteValue('%'.$keyword.'%'); - else - $condition[]='LOWER('.$prefix.$column->rawName.') LIKE LOWER('.$this->_connection->quoteValue('%'.$keyword.'%').')'; - } - $conditions[]=implode(' AND ',$condition); - } - return '('.implode(' OR ',$conditions).')'; - } - - /** - * Generates the expression for selecting rows of specified primary key values. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param mixed the column name(s). It can be either a string indicating a single column - * or an array of column names. If the latter, it stands for a composite key. - * @param array list of key values to be selected within - * @param string column prefix (ended with dot). If null, it will be the table name - * @return string the expression for selection - * @since 1.0.4 - */ - public function createInCondition($table,$columnName,$values,$prefix=null) - { - if(($n=count($values))<1) - return '0=1'; - - $this->ensureTable($table); - - if($prefix===null) - $prefix=$table->rawName.'.'; - - $db=$this->_connection; - - if(is_array($columnName) && count($columnName)===1) - $columnName=reset($columnName); - - if(is_string($columnName)) // simple key - { - if(!isset($table->columns[$columnName])) - throw new TDbException('Table "{0}" does not have a column named "{1}".', - $table->name, $columnName); - $column=$table->columns[$columnName]; - - foreach($values as &$value) - { - $value=$column->typecast($value); - if(is_string($value)) - $value=$db->quoteValue($value); - } - if($n===1) - return $prefix.$column->rawName.($values[0]===null?' IS NULL':'='.$values[0]); - else - return $prefix.$column->rawName.' IN ('.implode(', ',$values).')'; - } - else if(is_array($columnName)) // composite key: $values=array(array('pk1'=>'v1','pk2'=>'v2'),array(...)) - { - foreach($columnName as $name) - { - if(!isset($table->columns[$name])) - throw new TDbException('Table "{0}" does not have a column named "{1}".', - $table->name, $name); - - for($i=0;$i<$n;++$i) - { - if(isset($values[$i][$name])) - { - $value=$table->columns[$name]->typecast($values[$i][$name]); - if(is_string($value)) - $values[$i][$name]=$db->quoteValue($value); - else - $values[$i][$name]=$value; - } - else - throw new TDbException('The value for the column "{1}" is not supplied when querying the table "{0}".', - $table->name,$name); - } - } - if(count($values)===1) - { - $entries=array(); - foreach($values[0] as $name=>$value) - $entries[]=$prefix.$table->columns[$name]->rawName.($value===null?' IS NULL':'='.$value); - return implode(' AND ',$entries); - } - - return $this->createCompositeInCondition($table,$values,$prefix); - } - else - throw new TDbException('Column name must be either a string or an array.'); - } - - /** - * Generates the expression for selecting rows with specified composite key values. - * @param TDbTableSchema the table schema - * @param array list of primary key values to be selected within - * @param string column prefix (ended with dot) - * @return string the expression for selection - * @since 1.0.4 - */ - protected function createCompositeInCondition($table,$values,$prefix) - { - $keyNames=array(); - foreach(array_keys($values[0]) as $name) - $keyNames[]=$prefix.$table->columns[$name]->rawName; - $vs=array(); - foreach($values as $value) - $vs[]='('.implode(', ',$value).')'; - return '('.implode(', ',$keyNames).') IN ('.implode(', ',$vs).')'; - } - - /** - * Checks if the parameter is a valid table schema. - * If it is a string, the corresponding table schema will be retrieved. - * @param mixed table schema ({@link TDbTableSchema}) or table name (string). - * If this refers to a valid table name, this parameter will be returned with the corresponding table schema. - * @throws TDbException if the table name is not valid - * @since 1.0.4 - */ - protected function ensureTable(&$table) - { - if(is_string($table) && ($table=$this->_schema->getTable($tableName=$table))===null) - throw new TDbException('Table "{0}" does not exist.', - $tableName); - } -} diff --git a/framework/Db/Schema/TDbCriteria.php b/framework/Db/Schema/TDbCriteria.php deleted file mode 100755 index 3dab036a..00000000 --- a/framework/Db/Schema/TDbCriteria.php +++ /dev/null @@ -1,166 +0,0 @@ -<?php -/** - * TDbCriteria class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -/** - * TDbCriteria represents a query criteria, such as conditions, ordering by, limit/offset. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbCriteria.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.db.schema - * @since 1.0 - */ -class TDbCriteria -{ - /** - * @var mixed the columns being selected. This refers to the SELECT clause in an SQL - * statement. The property can be either a string (column names separated by commas) - * or an array of column names. Defaults to '*', meaning all columns. - */ - public $select='*'; - /** - * @var string query condition. This refers to the WHERE clause in an SQL statement. - * For example, <code>age>31 AND team=1</code>. - */ - public $condition=''; - /** - * @var array list of query parameter values indexed by parameter placeholders. - * For example, <code>array(':name'=>'Dan', ':age'=>31)</code>. - */ - public $params=array(); - /** - * @var integer maximum number of records to be returned. If less than 0, it means no limit. - */ - public $limit=-1; - /** - * @var integer zero-based offset from where the records are to be returned. If less than 0, it means starting from the beginning. - */ - public $offset=-1; - /** - * @var string how to sort the query results. This refers to the ORDER BY clause in an SQL statement. - */ - public $order=''; - /** - * @var string how to group the query results. This refers to the GROUP BY clause in an SQL statement. - * For example, <code>'projectID, teamID'</code>. - */ - public $group=''; - /** - * @var string how to join with other tables. This refers to the JOIN clause in an SQL statement. - * For example, <code>'LEFT JOIN users ON users.id=authorID'</code>. - */ - public $join=''; - /** - * @var string the condition to be applied with GROUP-BY clause. - * For example, <code>'SUM(revenue)<50000'</code>. - * @since 1.0.1 - */ - public $having=''; - - /** - * Constructor. - * @param array criteria initial property values (indexed by property name) - */ - public function __construct($data=array()) - { - foreach($data as $name=>$value) - $this->$name=$value; - } - - /** - * Merges with another criteria. - * In general, the merging makes the resulting criteria more restrictive. - * For example, if both criterias have conditions, they will be 'AND' together. - * Also, the criteria passed as the parameter takes precedence in case - * two options cannot be merged (e.g. LIMIT, OFFSET). - * @param TDbCriteria the criteria to be merged with. - * @param boolean whether to use 'AND' to merge condition and having options. - * If false, 'OR' will be used instead. Defaults to 'AND'. This parameter has been - * available since version 1.0.6. - * @since 1.0.5 - */ - public function mergeWith($criteria,$useAnd=true) - { - $and=$useAnd ? 'AND' : 'OR'; - if(is_array($criteria)) - $criteria=new self($criteria); - if($this->select!==$criteria->select) - { - if($this->select==='*') - $this->select=$criteria->select; - else if($criteria->select!=='*') - { - $select1=is_string($this->select)?preg_split('/\s*,\s*/',trim($this->select),-1,PREG_SPLIT_NO_EMPTY):$this->select; - $select2=is_string($criteria->select)?preg_split('/\s*,\s*/',trim($criteria->select),-1,PREG_SPLIT_NO_EMPTY):$criteria->select; - $this->select=array_merge($select1,array_diff($select2,$select1)); - } - } - - if($this->condition!==$criteria->condition) - { - if($this->condition==='') - $this->condition=$criteria->condition; - else if($criteria->condition!=='') - $this->condition="({$this->condition}) $and ({$criteria->condition})"; - } - - if($this->params!==$criteria->params) - $this->params=array_merge($this->params,$criteria->params); - - if($criteria->limit>0) - $this->limit=$criteria->limit; - - if($criteria->offset>=0) - $this->offset=$criteria->offset; - - if($this->order!==$criteria->order) - { - if($this->order==='') - $this->order=$criteria->order; - else if($criteria->order!=='') - $this->order.=', '.$criteria->order; - } - - if($this->group!==$criteria->group) - { - if($this->group==='') - $this->group=$criteria->group; - else if($criteria->group!=='') - $this->group.=', '.$criteria->group; - } - - if($this->join!==$criteria->join) - { - if($this->join==='') - $this->join=$criteria->join; - else if($criteria->join!=='') - $this->join.=' '.$criteria->join; - } - - if($this->having!==$criteria->having) - { - if($this->having==='') - $this->having=$criteria->having; - else if($criteria->having!=='') - $this->having="({$this->having}) $and ({$criteria->having})"; - } - } - - /** - * @return array the array representation of the criteria - * @since 1.0.6 - */ - public function toArray() - { - $result=array(); - foreach(array('select', 'condition', 'params', 'limit', 'offset', 'order', 'group', 'join', 'having') as $name) - $result[$name]=$this->$name; - return $result; - } -} diff --git a/framework/Db/Schema/TDbExpression.php b/framework/Db/Schema/TDbExpression.php deleted file mode 100755 index 86b9a1ef..00000000 --- a/framework/Db/Schema/TDbExpression.php +++ /dev/null @@ -1,49 +0,0 @@ -<?php -/** - * TDbExpression class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -/** - * TDbExpression represents a DB expression that does not need escaping. - * TDbExpression is mainly used in {@link CActiveRecord} as attribute values. - * When inserting or updating a {@link CActiveRecord}, attribute values of - * type TDbExpression will be directly put into the corresponding SQL statement - * without escaping. A typical usage is that an attribute is set with 'NOW()' - * expression so that saving the record would fill the corresponding column - * with the current DB server timestamp. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbExpression.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.db.schema - * @since 1.0.2 - */ -class TDbExpression extends TComponent -{ - /** - * @var string the DB expression - */ - public $expression; - - /** - * Constructor. - * @param string the DB expression - */ - public function __construct($expression) - { - $this->expression=$expression; - } - - /** - * String magic method - * @return string the DB expression - */ - public function __toString() - { - return $this->expression; - } -}
\ No newline at end of file diff --git a/framework/Db/Schema/TDbSchema.php b/framework/Db/Schema/TDbSchema.php deleted file mode 100755 index 6837b7e5..00000000 --- a/framework/Db/Schema/TDbSchema.php +++ /dev/null @@ -1,193 +0,0 @@ -<?php -/** - * TDbSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbCommandBuilder'); - -/** - * TDbSchema is the base class for retrieving metadata information. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema - * @since 1.0 - */ -abstract class TDbSchema extends TComponent -{ - private $_tableNames=array(); - private $_tables=array(); - private $_connection; - private $_builder; - private $_cacheExclude=array(); - - /** - * Creates a table instance representing the metadata for the named table. - * @return TDbTableSchema driver dependent table metadata, null if the table does not exist. - */ - abstract protected function createTable($name); - - /** - * Constructor. - * @param TDbConnection database connection. - */ - public function __construct($conn) - { - $conn->setActive(true); - $this->_connection=$conn; - foreach($conn->schemaCachingExclude as $name) - $this->_cacheExclude[$name]=true; - } - - /** - * @return TDbConnection database connection. The connection is active. - */ - public function getDbConnection() - { - return $this->_connection; - } - - /** - * Obtains the metadata for the named table. - * @param string table name - * @return TDbTableSchema table metadata. Null if the named table does not exist. - */ - public function getTable($name) - { - if(isset($this->_tables[$name])) - return $this->_tables[$name]; - else if(!isset($this->_cacheExclude[$name]) && ($duration=$this->_connection->schemaCachingDuration)>0 && ($cache=prado::getApplication()->getCache())!==null) - { - $key='prado:dbschema'.$this->_connection->connectionString.':'.$this->_connection->username.':'.$name; - if(($table=$cache->get($key))===false) - { - $table=$this->createTable($name); - $cache->set($key,$table,$duration); - } - return $this->_tables[$name]=$table; - } - else - return $this->_tables[$name]=$this->createTable($name); - } - - /** - * Returns the metadata for all tables in the database. - * @param string the schema of the tables. Defaults to empty string, meaning the current or default schema. - * @return array the metadata for all tables in the database. - * Each array element is an instance of {@link TDbTableSchema} (or its child class). - * The array keys are table names. - * @since 1.0.2 - */ - public function getTables($schema='') - { - $tables=array(); - foreach($this->getTableNames($schema) as $name) - $tables[$name]=$this->getTable($name); - return $tables; - } - - /** - * Returns all table names in the database. - * @param string the schema of the tables. Defaults to empty string, meaning the current or default schema. - * If not empty, the returned table names will be prefixed with the schema name. - * @return array all table names in the database. - * @since 1.0.2 - */ - public function getTableNames($schema='') - { - if(!isset($this->_tableNames[$schema])) - $this->_tableNames[$schema]=$this->findTableNames($schema); - return $this->_tableNames[$schema]; - } - - /** - * @return TDbCommandBuilder the SQL command builder for this connection. - */ - public function getCommandBuilder() - { - if($this->_builder!==null) - return $this->_builder; - else - return $this->_builder=$this->createCommandBuilder(); - } - - /** - * Refreshes the schema. - * This method resets the loaded table metadata and command builder - * so that they can be recreated to reflect the change of schema. - */ - public function refresh() - { - $this->_tables=array(); - $this->_builder=null; - } - - /** - * Quotes a table name for use in a query. - * @param string table name - * @return string the properly quoted table name - */ - public function quoteTableName($name) - { - return "'".$name."'"; - } - - /** - * Quotes a column name for use in a query. - * @param string column name - * @return string the properly quoted column name - */ - public function quoteColumnName($name) - { - return '"'.$name.'"'; - } - - /** - * Compares two table names. - * The table names can be either quoted or unquoted. This method - * will consider both cases. - * @param string table name 1 - * @param string table name 2 - * @return boolean whether the two table names refer to the same table. - */ - public function compareTableNames($name1,$name2) - { - $name1=str_replace(array('"','`',"'"),'',$name1); - $name2=str_replace(array('"','`',"'"),'',$name2); - if(($pos=strrpos($name1,'.'))!==false) - $name1=substr($name1,$pos+1); - if(($pos=strrpos($name2,'.'))!==false) - $name2=substr($name2,$pos+1); - return $name1===$name2; - } - - /** - * Creates a command builder for the database. - * This method may be overridden by child classes to create a DBMS-specific command builder. - * @return TDbCommandBuilder command builder instance - */ - protected function createCommandBuilder() - { - return new TDbCommandBuilder($this); - } - - /** - * Returns all table names in the database. - * This method should be overridden by child classes in order to support this feature - * because the default implemenation simply throws an exception. - * @param string the schema of the tables. Defaults to empty string, meaning the current or default schema. - * If not empty, the returned table names will be prefixed with the schema name. - * @return array all table names in the database. - * @since 1.0.2 - */ - protected function findTableNames($schema='') - { - throw new TDbException('{0} does not support fetching all table names.', - get_class($this)); - } -} diff --git a/framework/Db/Schema/TDbTableSchema.php b/framework/Db/Schema/TDbTableSchema.php deleted file mode 100755 index eaeda1b4..00000000 --- a/framework/Db/Schema/TDbTableSchema.php +++ /dev/null @@ -1,76 +0,0 @@ -<?php -/** - * TDbTableSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -/** - * TDbTableSchema is the base class for representing the metadata of a database table. - * - * It may be extended by different DBMS driver to provide DBMS-specific table metadata. - * - * TDbTableSchema provides the following information about a table: - * <ul> - * <li>{@link name}</li> - * <li>{@link rawName}</li> - * <li>{@link columns}</li> - * <li>{@link primaryKey}</li> - * <li>{@link foreignKeys}</li> - * <li>{@link sequenceName}</li> - * </ul> - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TDbTableSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.db.schema - * @since 1.0 - */ -class TDbTableSchema extends TComponent -{ - /** - * @var string name of this table. - */ - public $name; - /** - * @var string raw name of this table. This is the quoted version of table name with optional schema name. It can be directly used in SQLs. - */ - public $rawName; - /** - * @var string|array primary key name of this table. If composite key, an array of key names is returned. - */ - public $primaryKey; - /** - * @var string sequence name for the primary key. Null if no sequence. - */ - public $sequenceName; - /** - * @var array foreign keys of this table. The array is indexed by column name. Each value is an array of foreign table name and foreign column name. - */ - public $foreignKeys=array(); - /** - * @var array column metadata of this table. Each array element is a TDbColumnSchema object, indexed by column names. - */ - public $columns=array(); - - /** - * Gets the named column metadata. - * This is a convenient method for retrieving a named column even if it does not exist. - * @param string column name - * @return TDbColumnSchema metadata of the named column. Null if the named column does not exist. - */ - public function getColumn($name) - { - return isset($this->columns[$name]) ? $this->columns[$name] : null; - } - - /** - * @return array list of column names - */ - public function getColumnNames() - { - return array_keys($this->columns); - } -} diff --git a/framework/Db/Schema/mssql/TMssqlColumnSchema.php b/framework/Db/Schema/mssql/TMssqlColumnSchema.php deleted file mode 100755 index 0c5c6ac4..00000000 --- a/framework/Db/Schema/mssql/TMssqlColumnSchema.php +++ /dev/null @@ -1,57 +0,0 @@ -<?php -/** - * TMssqlColumnSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbColumnSchema'); - -/** - * TMssqlColumnSchema class describes the column meta data of a MSSQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @version $Id: TMssqlColumnSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.mssql - * @since 1.0.4 - */ -class TMssqlColumnSchema extends TDbColumnSchema -{ - /** - * Extracts the PHP type from DB type. - * @param string DB type - */ - protected function extractType($dbType) - { - if(strpos($dbType,'bigint')!==false || strpos($dbType,'float')!==false || strpos($dbType,'real')!==false) - $this->type='double'; - else if(strpos($dbType,'int')!==false || strpos($dbType,'smallint')!==false || strpos($dbType,'tinyint')) - $this->type='integer'; - else if(strpos($dbType,'bit')!==false) - $this->type='boolean'; - else - $this->type='string'; - } - - protected function extractDefault($defaultValue) - { - if($this->dbType==='timestamp' ) - $this->defaultValue=null; - else - parent::extractDefault(str_replace(array('(',')',"'"), '', $defaultValue)); - } - - /** - * Extracts size, precision and scale information from column's DB type. - * We do nothing here, since sizes and precisions have been computed before. - * @param string the column's DB type - */ - protected function extractLimit($dbType) - { - } -} diff --git a/framework/Db/Schema/mssql/TMssqlCommandBuilder.php b/framework/Db/Schema/mssql/TMssqlCommandBuilder.php deleted file mode 100755 index f0b5c7f4..00000000 --- a/framework/Db/Schema/mssql/TMssqlCommandBuilder.php +++ /dev/null @@ -1,303 +0,0 @@ -<?php -/** - * CMsCommandBuilder class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using ('System.Db.schame.TDbCommandBuilder'); - -/** - * TMssqlCommandBuilder provides basic methods to create query commands for tables for Mssql Servers. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - * @version $Id: TMssqlCommandBuilder.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.db.schema.mssql - * @since 1.0.4 - */ -class TMssqlCommandBuilder extends TDbCommandBuilder -{ - /** - * Returns the last insertion ID for the specified table. - * Override parent implemantation since PDO mssql driver does not provide this method - * @param TDbTableSchema the table metadata - * @return mixed last insertion id. Null is returned if no sequence name. - */ - public function getLastInsertID($table) - { - if($table->sequenceName!==null) - return $this->getDbConnection()->createCommand('SELECT SCOPE_IDENTITY()')->queryScalar(); - else - return null; - } - - /** - * Creates a COUNT(*) command for a single table. - * Override parent implementation to remove the order clause of criteria if it exists - * @param TDbTableSchema the table metadata - * @param TDbCriteria the query criteria - * @return TDbCommand query command. - */ - public function createCountCommand($table,$criteria) - { - $criteria->order=''; - return parent::createCountCommand($table, $criteria); - } - - /** - * Creates a SELECT command for a single table. - * Override parent implementation to check if an orderby clause if specified when querying with an offset - * @param TDbTableSchema the table metadata - * @param TDbCriteria the query criteria - * @return TDbCommand query command. - */ - public function createFindCommand($table,$criteria) - { - $criteria=$this->checkCriteria($table,$criteria); - return parent::createFindCommand($table,$criteria); - - } - - /** - * Creates an UPDATE command. - * Override parent implementation because mssql don't want to update an identity column - * @param TDbTableSchema the table metadata - * @param array list of columns to be updated (name=>value) - * @param TDbCriteria the query criteria - * @return TDbCommand update command. - */ - public function createUpdateCommand($table,$data,$criteria) - { - $criteria=$this->checkCriteria($table,$criteria); - $fields=array(); - $values=array(); - $bindByPosition=isset($criteria->params[0]); - foreach($data as $name=>$value) - { - if(($column=$table->getColumn($name))!==null) - { - if ($table->sequenceName !== null && $column->isPrimaryKey === true) continue; - if($value instanceof TDbExpression) - $fields[]=$column->rawName.'='.(string)$value; - else if($bindByPosition) - { - $fields[]=$column->rawName.'=?'; - $values[]=$column->typecast($value); - } - else - { - $fields[]=$column->rawName.'=:'.$name; - $values[':'.$name]=$column->typecast($value); - } - } - } - if($fields===array()) - throw new TDbException('No columns are being updated for table "{0}".', - $table->name); - $sql="UPDATE {$table->rawName} SET ".implode(', ',$fields); - $sql=$this->applyJoin($sql,$criteria->join); - $sql=$this->applyCondition($sql,$criteria->condition); - $sql=$this->applyOrder($sql,$criteria->order); - $sql=$this->applyLimit($sql,$criteria->limit,$criteria->offset); - - $command=$this->getDbConnection()->createCommand($sql); - $this->bindValues($command,array_merge($values,$criteria->params)); - - return $command; - } - - /** - * Creates a DELETE command. - * Override parent implementation to check if an orderby clause if specified when querying with an offset - * @param TDbTableSchema the table metadata - * @param TDbCriteria the query criteria - * @return TDbCommand delete command. - */ - public function createDeleteCommand($table,$criteria) - { - $criteria=$this->checkCriteria($table, $criteria); - return parent::createDeleteCommand($table, $criteria); - } - - /** - * Creates an UPDATE command that increments/decrements certain columns. - * Override parent implementation to check if an orderby clause if specified when querying with an offset - * @param TDbTableSchema the table metadata - * @param TDbCriteria the query criteria - * @param array counters to be updated (counter increments/decrements indexed by column names.) - * @return TDbCommand the created command - * @throws CException if no counter is specified - */ - public function createUpdateCounterCommand($table,$counters,$criteria) - { - $criteria=$this->checkCriteria($table, $criteria); - return parent::createUpdateCounterCommand($table, $counters, $criteria); - } - - /** - * This is a port from Prado Framework. - * - * Overrides parent implementation. Alters the sql to apply $limit and $offset. - * The idea for limit with offset is done by modifying the sql on the fly - * with numerous assumptions on the structure of the sql string. - * The modification is done with reference to the notes from - * http://troels.arvin.dk/db/rdbms/#select-limit-offset - * - * <code> - * SELECT * FROM ( - * SELECT TOP n * FROM ( - * SELECT TOP z columns -- (z=n+skip) - * FROM tablename - * ORDER BY key ASC - * ) AS FOO ORDER BY key DESC -- ('FOO' may be anything) - * ) AS BAR ORDER BY key ASC -- ('BAR' may be anything) - * </code> - * - * <b>Regular expressions are used to alter the SQL query. The resulting SQL query - * may be malformed for complex queries.</b> The following restrictions apply - * - * <ul> - * <li> - * In particular, <b>commas</b> should <b>NOT</b> - * be used as part of the ordering expression or identifier. Commas must only be - * used for separating the ordering clauses. - * </li> - * <li> - * In the ORDER BY clause, the column name should NOT be be qualified - * with a table name or view name. Alias the column names or use column index. - * </li> - * <li> - * No clauses should follow the ORDER BY clause, e.g. no COMPUTE or FOR clauses. - * </li> - * - * @param string SQL query string. - * @param integer maximum number of rows, -1 to ignore limit. - * @param integer row offset, -1 to ignore offset. - * @return string SQL with limit and offset. - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - */ - public function applyLimit($sql, $limit, $offset) - { - $limit = $limit!==null ? intval($limit) : -1; - $offset = $offset!==null ? intval($offset) : -1; - if ($limit > 0 && $offset <= 0) //just limit - $sql = preg_replace('/^([\s(])*SELECT( DISTINCT)?(?!\s*TOP\s*\()/i',"\\1SELECT\\2 TOP $limit", $sql); - else if($limit > 0 && $offset > 0) - $sql = $this->rewriteLimitOffsetSql($sql, $limit,$offset); - return $sql; - } - - /** - * Rewrite sql to apply $limit > and $offset > 0 for MSSQL database. - * See http://troels.arvin.dk/db/rdbms/#select-limit-offset - * @param string sql query - * @param integer $limit > 0 - * @param integer $offset > 0 - * @return sql modified sql query applied with limit and offset. - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - */ - protected function rewriteLimitOffsetSql($sql, $limit, $offset) - { - $fetch = $limit+$offset; - $sql = preg_replace('/^([\s(])*SELECT( DISTINCT)?(?!\s*TOP\s*\()/i',"\\1SELECT\\2 TOP $fetch", $sql); - $ordering = $this->findOrdering($sql); - - $orginalOrdering = $this->joinOrdering($ordering); - $reverseOrdering = $this->joinOrdering($this->reverseDirection($ordering)); - $sql = "SELECT * FROM (SELECT TOP {$limit} * FROM ($sql) as [__inner top table__] {$reverseOrdering}) as [__outer top table__] {$orginalOrdering}"; - return $sql; - } - - /** - * Base on simplified syntax http://msdn2.microsoft.com/en-us/library/aa259187(SQL.80).aspx - * - * @param string $sql - * @return array ordering expression as key and ordering direction as value - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - */ - protected function findOrdering($sql) - { - if(!preg_match('/ORDER BY/i', $sql)) - return array(); - $matches=array(); - $ordering=array(); - preg_match_all('/(ORDER BY)[\s"\[](.*)(ASC|DESC)?(?:[\s"\[]|$|COMPUTE|FOR)/i', $sql, $matches); - if(count($matches)>1 && count($matches[2]) > 0) - { - $parts = explode(',', $matches[2][0]); - foreach($parts as $part) - { - $subs=array(); - if(preg_match_all('/(.*)[\s"\]](ASC|DESC)$/i', trim($part), $subs)) - { - if(count($subs) > 1 && count($subs[2]) > 0) - { - $ordering[$subs[1][0]] = $subs[2][0]; - } - //else what? - } - else - $ordering[trim($part)] = 'ASC'; - } - } - return $ordering; - } - - /** - * @param array ordering obtained from findOrdering() - * @return string concat the orderings - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - */ - protected function joinOrdering($orders) - { - if(count($orders)>0) - { - $str=array(); - foreach($orders as $column => $direction) - $str[] = $column.' '.$direction; - return 'ORDER BY '.implode(', ', $str); - } - } - - /** - * @param array original ordering - * @return array ordering with reversed direction. - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - */ - protected function reverseDirection($orders) - { - foreach($orders as $column => $direction) - $orders[$column] = strtolower(trim($direction))==='desc' ? 'ASC' : 'DESC'; - return $orders; - } - - - /** - * Checks if the criteria has an order by clause when using offset/limit. - * Override parent implementation to check if an orderby clause if specified when querying with an offset - * If not, order it by pk. - * @param TMssqlTableSchema table schema - * @param TDbCriteria criteria - * @return TDbCrireria the modified criteria - */ - protected function checkCriteria($table, $criteria) - { - if ($criteria->offset > 0 && $criteria->order==='') - { - $criteria->order=is_array($table->primaryKey)?implode(',',$table->primaryKey):$table->primaryKey; - } - return $criteria; - } -} diff --git a/framework/Db/Schema/mssql/TMssqlPdoAdapter.php b/framework/Db/Schema/mssql/TMssqlPdoAdapter.php deleted file mode 100755 index c9d4597f..00000000 --- a/framework/Db/Schema/mssql/TMssqlPdoAdapter.php +++ /dev/null @@ -1,74 +0,0 @@ -<?php -/** - * TMssqlPdo class file - * - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -/** - * This is an extension of default PDO class for mssql driver only - * It provides some missing functionalities of pdo driver - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @version $Id: TMssqlPdoAdapter.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.db.schema.mssql - * @since 1.0.4 - */ -class TMssqlPdoAdapter extends PDO -{ - /** - * Get the last inserted id value - * MSSQL doesn't support sequence, so, argument is ignored - * - * @param string sequence name. Defaults to null - * @return int last inserted id - */ - public function lastInsertId ($sequence=NULL) - { - return $this->query('SELECT SCOPE_IDENTITY()')->fetchColumn(); - } - - /** - * Begin a transaction - * - * Is is necessary to override pdo's method, as mssql pdo drivers - * does not support transaction - * - * @return boolean - */ - public function beginTransaction () - { - $this->exec('BEGIN TRANSACTION'); - return true; - } - - /** - * Commit a transaction - * - * Is is necessary to override pdo's method, as mssql pdo drivers - * does not support transaction - * - * @return boolean - */ - public function commit () - { - $this->exec('COMMIT TRANSACTION'); - return true; - } - - /** - * Rollback a transaction - * - * Is is necessary to override pdo's method, ac mssql pdo drivers - * does not support transaction - * - * @return boolean - */ - public function rollBack () - { - $this->exec('ROLLBACK TRANSACTION'); - return true; - } -} diff --git a/framework/Db/Schema/mssql/TMssqlSchema.php b/framework/Db/Schema/mssql/TMssqlSchema.php deleted file mode 100755 index 063e8994..00000000 --- a/framework/Db/Schema/mssql/TMssqlSchema.php +++ /dev/null @@ -1,312 +0,0 @@ -<?php -/** - * TMssqlSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); - -/** - * TMssqlSchema is the class for retrieving metadata information from a MS SQL Server database. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @version $Id: TMssqlSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.mssql - * @since 1.0.4 - */ -class TMssqlSchema extends TDbSchema -{ - const DEFAULT_SCHEMA='dbo'; - - - /** - * Quotes a table name for use in a query. - * @param string table name - * @return string the properly quoted table name - */ - public function quoteTableName($name) - { - if (strpos($name,'.')===false) - return '['.$name.']'; - $names=explode('.',$name); - foreach ($names as &$n) - $n = '['.$n.']'; - return implode('.',$names); - } - - /** - * Quotes a column name for use in a query. - * @param string column name - * @return string the properly quoted column name - */ - public function quoteColumnName($name) - { - return '['.$name.']'; - } - - /** - * Compares two table names. - * The table names can be either quoted or unquoted. This method - * will consider both cases. - * @param string table name 1 - * @param string table name 2 - * @return boolean whether the two table names refer to the same table. - */ - public function compareTableNames($name1,$name2) - { - $name1=str_replace(array('[',']'),'',$name1); - $name1=str_replace(array('[',']'),'',$name2); - return parent::compareTableNames(strtolower($name1),strtolower($name2)); - } - - /** - * Creates a table instance representing the metadata for the named table. - * @return CMysqlTableSchema driver dependent table metadata. Null if the table does not exist. - */ - protected function createTable($name) - { - $table=new TMssqlTableSchema; - $this->resolveTableNames($table,$name); - //if (!in_array($table->name, $this->tableNames)) return null; - $table->primaryKey=$this->findPrimaryKey($table); - $table->foreignKeys=$this->findForeignKeys($table); - if($this->findColumns($table)) - { - return $table; - } - else - return null; - } - - /** - * Generates various kinds of table names. - * @param CMysqlTableSchema the table instance - * @param string the unquoted table name - */ - protected function resolveTableNames($table,$name) - { - $parts=explode('.',str_replace(array('[',']'),'',$name)); - if(($c=count($parts))==3) - { - // Catalog name, schema name and table name provided - $table->catalogName=$parts[0]; - $table->schemaName=$parts[1]; - $table->name=$parts[2]; - $table->rawName=$this->quoteTableName($table->catalogName).'.'.$this->quoteTableName($table->schemaName).'.'.$this->quoteTableName($table->name); - } - elseif ($c==2) - { - // Only schema name and table name provided - $table->name=$parts[1]; - $table->schemaName=$parts[0]; - $table->rawName=$this->quoteTableName($table->schemaName).'.'.$this->quoteTableName($table->name); - } - else - { - // Only the name given, we need to get at least the schema name - //if (empty($this->_schemaNames)) $this->findTableNames(); - $table->name=$parts[0]; - $table->schemaName=self::DEFAULT_SCHEMA; - $table->rawName=$this->quoteTableName($table->schemaName).'.'.$this->quoteTableName($table->name); - } - } - - /** - * Gets the primary key column(s) details for the given table. - * @param TMssqlTableSchema table - * @return mixed primary keys (null if no pk, string if only 1 column pk, or array if composite pk) - */ - protected function findPrimaryKey($table) - { - $kcu='INFORMATION_SCHEMA.KEY_COLUMN_USAGE'; - $tc='INFORMATION_SCHEMA.TABLE_CONSTRAINTS'; - if (isset($table->catalogName)) - { - $kcu=$table->catalogName.'.'.$kcu; - $tc=$table->catalogName.'.'.$tc; - } - - $sql = <<<EOD - SELECT k.column_name field_name - FROM {$this->quoteTableName($kcu)} k - LEFT JOIN {$this->quoteTableName($tc)} c - ON k.table_name = c.table_name - AND k.constraint_name = c.constraint_name - WHERE c.constraint_type ='PRIMARY KEY' - AND k.table_name = :table - AND k.table_schema = :schema -EOD; - $command = $this->getDbConnection()->createCommand($sql); - $command->bindValue(':table', $table->name); - $command->bindValue(':schema', $table->schemaName); - $primary=$command->queryColumn(); - switch (count($primary)) - { - case 0: // No primary key on table - $primary=null; - break; - case 1: // Only 1 primary key - $primary=$primary[0]; - break; - } - return $primary; - } - - /** - * Gets foreign relationship constraint keys and table name - * @param TMssqlTableSchema table - * @return array foreign relationship table name and keys. - */ - protected function findForeignKeys($table) - { - $rc='INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS'; - $kcu='INFORMATION_SCHEMA.KEY_COLUMN_USAGE'; - if (isset($table->catalogName)) - { - $kcu=$table->catalogName.'.'.$kcu; - $rc=$table->catalogName.'.'.$rc; - } - - //From http://msdn2.microsoft.com/en-us/library/aa175805(SQL.80).aspx - $sql = <<<EOD - SELECT - KCU1.CONSTRAINT_NAME AS 'FK_CONSTRAINT_NAME' - , KCU1.TABLE_NAME AS 'FK_TABLE_NAME' - , KCU1.COLUMN_NAME AS 'FK_COLUMN_NAME' - , KCU1.ORDINAL_POSITION AS 'FK_ORDINAL_POSITION' - , KCU2.CONSTRAINT_NAME AS 'UQ_CONSTRAINT_NAME' - , KCU2.TABLE_NAME AS 'UQ_TABLE_NAME' - , KCU2.COLUMN_NAME AS 'UQ_COLUMN_NAME' - , KCU2.ORDINAL_POSITION AS 'UQ_ORDINAL_POSITION' - FROM {$this->quoteTableName($rc)} RC - JOIN {$this->quoteTableName($kcu)} KCU1 - ON KCU1.CONSTRAINT_CATALOG = RC.CONSTRAINT_CATALOG - AND KCU1.CONSTRAINT_SCHEMA = RC.CONSTRAINT_SCHEMA - AND KCU1.CONSTRAINT_NAME = RC.CONSTRAINT_NAME - JOIN {$this->quoteTableName($kcu)} KCU2 - ON KCU2.CONSTRAINT_CATALOG = - RC.UNIQUE_CONSTRAINT_CATALOG - AND KCU2.CONSTRAINT_SCHEMA = - RC.UNIQUE_CONSTRAINT_SCHEMA - AND KCU2.CONSTRAINT_NAME = - RC.UNIQUE_CONSTRAINT_NAME - AND KCU2.ORDINAL_POSITION = KCU1.ORDINAL_POSITION - WHERE KCU1.TABLE_NAME = :table -EOD; - $command = $this->getDbConnection()->createCommand($sql); - $command->bindValue(':table', $table->name); - $fkeys=array(); - foreach($command->queryAll() as $info) - { - $fkeys[$info['FK_COLUMN_NAME']]=array($info['UQ_TABLE_NAME'],$info['UQ_COLUMN_NAME'],); - - } - return $fkeys; - } - - - /** - * Collects the table column metadata. - * @param CMysqlTableSchema the table metadata - * @return boolean whether the table exists in the database - */ - protected function findColumns($table) - { - $where=array(); - $where[]="TABLE_NAME='".$table->name."'"; - if (isset($table->catalogName)) - $where[]="TABLE_CATALOG='".$table->catalogName."'"; - if (isset($table->schemaName)) - $where[]="TABLE_SCHEMA='".$table->schemaName."'"; - $sql="SELECT *, columnproperty(object_id(table_schema+'.'+table_name), column_name, 'IsIdentity') as IsIdentity ". - "FROM INFORMATION_SCHEMA.COLUMNS WHERE ".join(' AND ',$where); - if (($columns=$this->getDbConnection()->createCommand($sql)->queryAll())===array()) - return false; - - foreach($columns as $column) - { - $c=$this->createColumn($column); - if (is_array($table->primaryKey)) - $c->isPrimaryKey=in_array($c->name, $table->primaryKey); - else - $c->isPrimaryKey=strcasecmp($c->name,$table->primaryKey)===0; - - $c->isForeignKey=isset($table->foreignKeys[$c->name]); - $table->columns[$c->name]=$c; - if ($column['IsIdentity']==1 && $table->sequenceName===null) - $table->sequenceName=''; - - } - return true; - } - - /** - * Creates a table column. - * @param array column metadata - * @return TDbColumnSchema normalized column metadata - */ - protected function createColumn($column) - { - $c=new TMssqlColumnSchema; - $c->name=$column['COLUMN_NAME']; - $c->rawName=$this->quoteColumnName($c->name); - $c->allowNull=$column['IS_NULLABLE']=='YES'; - if ($column['NUMERIC_PRECISION_RADIX']!==null) - { - // We have a numeric datatype - $c->size=$c->precision=$column['NUMERIC_PRECISION']!==null?(int)$column['NUMERIC_PRECISION']:null; - $c->scale=$column['NUMERIC_SCALE']!==null?(int)$column['NUMERIC_SCALE']:null; - } - elseif ($column['DATA_TYPE']=='image' || $column['DATA_TYPE']=='text') - $c->size=$c->precision=null; - else - $c->size=$c->precision=($column['CHARACTER_MAXIMUM_LENGTH']!== null)?(int)$column['CHARACTER_MAXIMUM_LENGTH']:null; - - $c->init($column['DATA_TYPE'],$column['COLUMN_DEFAULT']); - return $c; - } - - /** - * Returns all table names in the database. - * @return array all table names in the database. - * @since 1.0.4 - */ - protected function findTableNames($schema='') - { - if($schema==='') - $schema=self::DEFAULT_SCHEMA; - $sql=<<<EOD -SELECT TABLE_NAME, TABLE_SCHEMA FROM [INFORMATION_SCHEMA].[TABLES] -WHERE TABLE_TYPE='BASE TABLE' AND TABLE_SCHEMA=:schema -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindParam(":schema", $schema); - $rows=$command->queryAll(); - $names=array(); - foreach ($rows as $row) - { - if ($schema == self::DEFAULT_SCHEMA) - $names[]=$row['TABLE_NAME']; - else - $names[]=$schema.'.'.$row['TABLE_SCHEMA'].'.'.$row['TABLE_NAME']; - } - - return $names; - } - - /** - * Creates a command builder for the database. - * This method overrides parent implementation in order to create a MSSQL specific command builder - * @return TDbCommandBuilder command builder instance - */ - protected function createCommandBuilder() - { - return new TMssqlCommandBuilder($this); - } -} diff --git a/framework/Db/Schema/mssql/TMssqlTableSchema.php b/framework/Db/Schema/mssql/TMssqlTableSchema.php deleted file mode 100755 index ed1b7c8a..00000000 --- a/framework/Db/Schema/mssql/TMssqlTableSchema.php +++ /dev/null @@ -1,35 +0,0 @@ -<?php -/** - * TMssqlTableSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.TDbTableSchema'); - -/** - * TMssqlTableSchema represents the metadata for a MSSQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @author Christophe Boulain <Christophe.Boulain@gmail.com> - * @version $Id: TMssqlTableSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package system.Db.schema.mssql - * @since 1.0.4 - */ -class TMssqlTableSchema extends TDbTableSchema -{ - /** - * @var string name of the catalog (database) that this table belongs to. - * Defaults to null, meaning no schema (or the current database). - */ - public $catalogName; - /** - * @var string name of the schema that this table belongs to. - * Defaults to null, meaning no schema (or the current database owner). - */ - public $schemaName; -} diff --git a/framework/Db/Schema/mysql/TMysqlColumnSchema.php b/framework/Db/Schema/mysql/TMysqlColumnSchema.php deleted file mode 100755 index d3bb230c..00000000 --- a/framework/Db/Schema/mysql/TMysqlColumnSchema.php +++ /dev/null @@ -1,46 +0,0 @@ -<?php -/** - * TMysqlColumnSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbColumnSchema'); - -/** - * TMysqlColumnSchema class describes the column meta data of a MySQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TMysqlColumnSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.mysql - * @since 1.0 - */ -class TMysqlColumnSchema extends TDbColumnSchema -{ - /** - * Extracts the PHP type from DB type. - * @param string DB type - */ - protected function extractType($dbType) - { - if(strpos($dbType,'bigint')!==false || strpos($dbType,'float')!==false || strpos($dbType,'double')!==false) - $this->type='double'; - else if(strpos($dbType,'bool')!==false || $dbType==='tinyint(1)') - $this->type='boolean'; - else if(strpos($dbType,'int')!==false || strpos($dbType,'bit')!==false) - $this->type='integer'; - else - $this->type='string'; - } - - protected function extractDefault($defaultValue) - { - if($this->dbType==='timestamp' && $defaultValue==='CURRENT_TIMESTAMP') - $this->defaultValue=null; - else - parent::extractDefault($defaultValue); - } -} diff --git a/framework/Db/Schema/mysql/TMysqlSchema.php b/framework/Db/Schema/mysql/TMysqlSchema.php deleted file mode 100755 index 8061e7a8..00000000 --- a/framework/Db/Schema/mysql/TMysqlSchema.php +++ /dev/null @@ -1,205 +0,0 @@ -<?php -/** - * TMysqlSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); -prado::using('System.Db.Schema.mysql.TMysqlTableSchema'); -prado::using('System.Db.Schema.mysql.TMysqlColumnSchema'); - -/** - * TMysqlSchema is the class for retrieving metadata information from a MySQL database (version 4.1.x and 5.x). - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TMysqlSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.mysql - * @since 1.0 - */ -class TMysqlSchema extends TDbSchema -{ - private $_tableNames; - private $_schemaNames; - - /** - * Quotes a table name for use in a query. - * @param string table name - * @return string the properly quoted table name - */ - public function quoteTableName($name) - { - return '`'.$name.'`'; - } - - /** - * Quotes a column name for use in a query. - * @param string column name - * @return string the properly quoted column name - */ - public function quoteColumnName($name) - { - return '`'.$name.'`'; - } - - /** - * Compares two table names. - * The table names can be either quoted or unquoted. This method - * will consider both cases. - * @param string table name 1 - * @param string table name 2 - * @return boolean whether the two table names refer to the same table. - */ - public function compareTableNames($name1,$name2) - { - return parent::compareTableNames(strtolower($name1),strtolower($name2)); - } - - /** - * Creates a table instance representing the metadata for the named table. - * @return TMysqlTableSchema driver dependent table metadata. Null if the table does not exist. - */ - protected function createTable($name) - { - $table=new TMysqlTableSchema; - $this->resolveTableNames($table,$name); - - if($this->findColumns($table)) - { - $this->findConstraints($table); - return $table; - } - else - return null; - } - - /** - * Generates various kinds of table names. - * @param TMysqlTableSchema the table instance - * @param string the unquoted table name - */ - protected function resolveTableNames($table,$name) - { - $parts=explode('.',str_replace('`','',$name)); - if(isset($parts[1])) - { - $table->schemaName=$parts[0]; - $table->name=$parts[1]; - $table->rawName=$this->quoteTableName($table->schemaName).'.'.$this->quoteTableName($table->name); - } - else - { - $table->name=$parts[0]; - $table->rawName=$this->quoteTableName($table->name); - } - } - - /** - * Collects the table column metadata. - * @param TMysqlTableSchema the table metadata - * @return boolean whether the table exists in the database - */ - protected function findColumns($table) - { - $sql='SHOW COLUMNS FROM '.$table->rawName; - try - { - $columns=$this->getDbConnection()->createCommand($sql)->queryAll(); - } - catch(Exception $e) - { - return false; - } - foreach($columns as $column) - { - $c=$this->createColumn($column); - $table->columns[$c->name]=$c; - if($c->isPrimaryKey) - { - if($table->primaryKey===null) - $table->primaryKey=$c->name; - else if(is_string($table->primaryKey)) - $table->primaryKey=array($table->primaryKey,$c->name); - else - $table->primaryKey[]=$c->name; - if(strpos(strtolower($column['Extra']),'auto_increment')!==false) - $table->sequenceName=''; - } - } - return true; - } - - /** - * Creates a table column. - * @param array column metadata - * @return TDbColumnSchema normalized column metadata - */ - protected function createColumn($column) - { - $c=new TMysqlColumnSchema; - $c->name=$column['Field']; - $c->rawName=$this->quoteColumnName($c->name); - $c->allowNull=$column['Null']==='YES'; - $c->isPrimaryKey=strpos($column['Key'],'PRI')!==false; - $c->isForeignKey=false; - $c->init($column['Type'],$column['Default']); - return $c; - } - - /** - * @return float server version. - */ - protected function getServerVersion() - { - $version=$this->getDbConnection()->getAttribute(PDO::ATTR_SERVER_VERSION); - $digits=array(); - preg_match('/(\d+)\.(\d+)\.(\d+)/', $version, $digits); - return floatval($digits[1].'.'.$digits[2].$digits[3]); - } - - /** - * Collects the foreign key column details for the given table. - * @param TMysqlTableSchema the table metadata - */ - protected function findConstraints($table) - { - $row=$this->getDbConnection()->createCommand('SHOW CREATE TABLE '.$table->rawName)->queryRow(); - $matches=array(); - $regexp='/FOREIGN KEY\s+\(([^\)]+)\)\s+REFERENCES\s+([^\(^\s]+)\s*\(([^\)]+)\)/mi'; - foreach($row as $sql) - { - if(preg_match_all($regexp,$sql,$matches,PREG_SET_ORDER)) - break; - } - $foreign = array(); - foreach($matches as $match) - { - $keys=array_map('trim',explode(',',str_replace('`','',$match[1]))); - $fks=array_map('trim',explode(',',str_replace('`','',$match[3]))); - foreach($keys as $k=>$name) - { - $table->foreignKeys[$name]=array(str_replace('`','',$match[2]),$fks[$k]); - if(isset($table->columns[$name])) - $table->columns[$name]->isForeignKey=true; - } - } - } - - /** - * Returns all table names in the database. - * @return array all table names in the database. - * @since 1.0.2 - */ - protected function findTableNames($schema='') - { - if($schema==='') - return $this->getDbConnection()->createCommand('SHOW TABLES')->queryColumn(); - $names=$this->getDbConnection()->createCommand('SHOW TABLES FROM '.$this->quoteTableName($schema))->queryColumn(); - foreach($names as &$name) - $name=$schema.'.'.$name; - return $names; - } -} diff --git a/framework/Db/Schema/mysql/TMysqlTableSchema.php b/framework/Db/Schema/mysql/TMysqlTableSchema.php deleted file mode 100755 index 8bed3314..00000000 --- a/framework/Db/Schema/mysql/TMysqlTableSchema.php +++ /dev/null @@ -1,26 +0,0 @@ -<?php -/** - * TMysqlTableSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ -prado::using('System.Db.Schema.TDbTableSchema'); -/** - * TMysqlTableSchema represents the metadata for a MySQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TMysqlTableSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.mysql - * @since 1.0 - */ -class TMysqlTableSchema extends TDbTableSchema -{ - /** - * @var string name of the schema (database) that this table belongs to. - * Defaults to null, meaning no schema (or the current database). - */ - public $schemaName; -} diff --git a/framework/Db/Schema/oci/TOciColumnSchema.php b/framework/Db/Schema/oci/TOciColumnSchema.php deleted file mode 100755 index d609d14d..00000000 --- a/framework/Db/Schema/oci/TOciColumnSchema.php +++ /dev/null @@ -1,56 +0,0 @@ -<?php -/** - * TOciColumnSchema class file. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbColumnSchema'); - -/** - * TOciColumnSchema class describes the column meta data of a Oracle table. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @version $Id: TOciColumnSchema.php - * @package System.Db.Schema.oci - * @since 1.0.5 - */ -class TOciColumnSchema extends TDbColumnSchema -{ - /** - * Extracts the PHP type from DB type. - * @param string DB type - */ - protected function extractOraType($dbType){ - if(strpos($dbType,'FLOAT')!==false) return 'double'; - - if ((strpos($dbType,'NUMBER')!==false) or - (strpos($dbType,'INTEGER')!==false)) - { - if(strpos($dbType,'(') && preg_match('/\((.*)\)/',$dbType,$matches)) - { - $values=explode(',',$matches[1]); - if(isset($values[1]) and (((int)$values[1]) > 0)) - return 'double'; - else return 'integer'; - } - }else{ - return 'string'; - } - } - protected function extractType($dbType) - { - $this->type=$this->extractOraType($dbType); - } - - protected function extractDefault($defaultValue) - { - if(strpos($dbType,'timestamp')!==false) - $this->defaultValue=null; - else - parent::extractDefault($defaultValue); - } -} diff --git a/framework/Db/Schema/oci/TOciCommandBuilder.php b/framework/Db/Schema/oci/TOciCommandBuilder.php deleted file mode 100755 index 807b7271..00000000 --- a/framework/Db/Schema/oci/TOciCommandBuilder.php +++ /dev/null @@ -1,122 +0,0 @@ -<?php -/** - * TOciCommandBuilder class file. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbCommandBuilder'); - -/** - * TOciCommandBuilder provides basic methods to create query commands for tables. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @version $Id: TOciCommandBuilder.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.oci - * @since 1.0.5 - */ -class TOciCommandBuilder extends TDbCommandBuilder -{ - /** - * @var integer the last insertion ID - */ - public $returnID; - - /** - * Returns the last insertion ID for the specified table. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @return mixed last insertion id. Null is returned if no sequence name. - */ - public function getLastInsertID($table) - { - return $this->returnID; - } - - /** - * Alters the SQL to apply LIMIT and OFFSET. - * Default implementation is applicable for PostgreSQL, MySQL and SQLite. - * @param string SQL query string without LIMIT and OFFSET. - * @param integer maximum number of rows, -1 to ignore limit. - * @param integer row offset, -1 to ignore offset. - * @return string SQL with LIMIT and OFFSET - */ - public function applyLimit($sql,$limit,$offset) - { - if (($limit < 0) and ($offset < 0)) return $sql; - - $filters = array(); - if($offset>0){ - $filters[] = 'rowNumId >= '.(int)$offset; - } - - if($limit>=0){ - $filters[]= 'rownum <= '.(int)$limit; - } - - if (count($filters) > 0){ - $filter = implode(' and ', $filters); - $filter= " WHERE ".$filter; - }else{ - $filter = ''; - } - - - $sql = <<<EOD - WITH USER_SQL AS ({$sql}), - PAGINATION AS (SELECT USER_SQL.*, rownum as rowNumId FROM USER_SQL) - SELECT * - FROM PAGINATION - {$filter} -EOD; - - return $sql; - } - - /** - * Creates an INSERT command. - * @param mixed the table schema ({@link TDbTableSchema}) or the table name (string). - * @param array data to be inserted (column name=>column value). If a key is not a valid column name, the corresponding value will be ignored. - * @return TDbCommand insert command - */ - public function createInsertCommand($table,$data) - { - $this->ensureTable($table); - $fields=array(); - $values=array(); - $placeholders=array(); - foreach($data as $name=>$value) - { - if(($column=$table->getColumn($name))!==null && ($value!==null || $column->allowNull)) - { - $fields[]=$column->rawName; - if($value instanceof TDbExpression) - $placeholders[]=(string)$value; - else - { - $placeholders[]=':'.$name; - $values[':'.$name]=$column->typecast($value); - } - } - } - - $sql="INSERT INTO {$table->rawName} (".implode(', ',$fields).') VALUES ('.implode(', ',$placeholders).')'; - - if(is_string($table->primaryKey)) - { - $sql.=" RETURNING ".$table->primaryKey." INTO :RETURN_ID"; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindParam(':RETURN_ID', $this->returnID, PDO::PARAM_INT, 12); - $table->sequenceName='RETURN_ID'; - } - else - $command=$this->getDbConnection()->createCommand($sql); - - foreach($values as $name=>$value) - $command->bindValue($name,$value); - - return $command; - } -} diff --git a/framework/Db/Schema/oci/TOciSchema.php b/framework/Db/Schema/oci/TOciSchema.php deleted file mode 100755 index 50de0626..00000000 --- a/framework/Db/Schema/oci/TOciSchema.php +++ /dev/null @@ -1,278 +0,0 @@ -<?php -/** - * TOciSchema class file. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); - -/** - * TOciSchema is the class for retrieving metadata information from a PostgreSQL database. - * - * @author Ricardo Grana <qiang.xue@gmail.com> - * @version $Id: TOciSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.oci - * @since 1.0.5 - */ -class TOciSchema extends TDbSchema -{ - private $_defaultSchema = ''; - private $_sequences=array(); - - /** - * Quotes a table name for use in a query. - * @param string table name - * @return string the properly quoted table name - */ - public function quoteTableName($name) - { - return $name; - } - - /** - * Quotes a column name for use in a query. - * @param string column name - * @return string the properly quoted column name - */ - public function quoteColumnName($name) - { - return $name; - } - - /** - * Creates a command builder for the database. - * This method may be overridden by child classes to create a DBMS-specific command builder. - * @return TDbCommandBuilder command builder instance - */ - protected function createCommandBuilder() - { - return new TOciCommandBuilder($this); - } - - /** - * @param string default schema. - */ - public function setDefaultSchema($schema) - { - $this->_defaultSchema=$schema; - } - - /** - * @return string default schema. - */ - public function getDefaultSchema() - { - if (!strlen($this->_defaultSchema)) - { - $this->setDefaultSchema(strtoupper($this->getDbConnection()->username)); - } - - return $this->_defaultSchema; - } - - /** - * @param string table name with optional schema name prefix, uses default schema name prefix is not provided. - * @return array tuple as ($schemaName,$tableName) - */ - protected function getSchemaTableName($table) - { - $table = strtoupper($table); - if(count($parts= explode('.', str_replace('"','',$table))) > 1) - return array($parts[0], $parts[1]); - else - return array($this->getDefaultSchema(),$parts[0]); - } - - /** - * Creates a table instance representing the metadata for the named table. - * @return TDbTableSchema driver dependent table metadata. - */ - protected function createTable($name) - { - $table=new TOciTableSchema; - $this->resolveTableNames($table,$name); - - if(!$this->findColumns($table)) - return null; - $this->findConstraints($table); - - return $table; - } - - /** - * Generates various kinds of table names. - * @param TOciTableSchema the table instance - * @param string the unquoted table name - */ - protected function resolveTableNames($table,$name) - { - $parts=explode('.',str_replace('"','',$name)); - if(isset($parts[1])) - { - $schemaName=$parts[0]; - $tableName=$parts[1]; - } - else - { - $schemaName=$this->getDefaultSchema(); - $tableName=$parts[0]; - } - - $table->name=$tableName; - $table->schemaName=$schemaName; - if($schemaName===$this->getDefaultSchema()) - $table->rawName=$this->quoteTableName($tableName); - else - $table->rawName=$this->quoteTableName($schemaName).'.'.$this->quoteTableName($tableName); - } - - /** - * Collects the table column metadata. - * @param TOciTableSchema the table metadata - * @return boolean whether the table exists in the database - */ - protected function findColumns($table) - { - list($schemaName,$tableName) = $this->getSchemaTableName($table->name); - - $sql=<<<EOD -SELECT a.column_name, a.data_type || - case - when data_precision is not null - then '(' || a.data_precision || - case when a.data_scale > 0 then ',' || a.data_scale else '' end - || ')' - when data_type = 'DATE' then '' - else '(' || to_char(a.data_length) || ')' - end as data_type, - a.nullable, a.data_default, - ( SELECT D.constraint_type - FROM ALL_CONS_COLUMNS C - inner join ALL_constraints D on D.OWNER = C.OWNER and D.constraint_name = C.constraint_name - WHERE C.OWNER = B.OWNER - and C.table_name = B.object_name - and C.column_name = A.column_name - and D.constraint_type = 'P') as Key -FROM ALL_TAB_COLUMNS A -inner join ALL_OBJECTS B ON b.owner = a.owner and ltrim(B.OBJECT_NAME) = ltrim(A.TABLE_NAME) -WHERE - a.owner = '{$schemaName}' - and b.object_type = 'TABLE' - and b.object_name = '{$tableName}' -ORDER by a.column_id -EOD; - - $command=$this->getDbConnection()->createCommand($sql); - - if(($columns=$command->queryAll())===array()){ - return false; - } - - foreach($columns as $column) - { - $c=$this->createColumn($column); - - $table->columns[$c->name]=$c; - if($c->isPrimaryKey) - { - if($table->primaryKey===null) - $table->primaryKey=$c->name; - else if(is_string($table->primaryKey)) - $table->primaryKey=array($table->primaryKey,$c->name); - else - $table->primaryKey[]=$c->name; - } - } - return true; - } - - /** - * Creates a table column. - * @param array column metadata - * @return TDbColumnSchema normalized column metadata - */ - protected function createColumn($column) - { - $c=new TOciColumnSchema; - $c->name=$column['COLUMN_NAME']; - $c->rawName=$this->quoteColumnName($c->name); - $c->allowNull=$column['NULLABLE']==='Y'; - $c->isPrimaryKey=strpos($column['KEY'],'P')!==false; - $c->isForeignKey=false; - $c->init($column['DATA_TYPE'],$column['DATA_DEFAULT']); - - return $c; - } - - /** - * Collects the primary and foreign key column details for the given table. - * @param TOciTableSchema the table metadata - */ - protected function findConstraints($table) - { - $sql=<<<EOD - SELECT D.constraint_type, C.COLUMN_NAME, C.position, D.r_constraint_name, - E.table_name as table_ref, f.column_name as column_ref - FROM ALL_CONS_COLUMNS C - inner join ALL_constraints D on D.OWNER = C.OWNER and D.constraint_name = C.constraint_name - left join ALL_constraints E on E.OWNER = D.r_OWNER and E.constraint_name = D.r_constraint_name - left join ALL_cons_columns F on F.OWNER = E.OWNER and F.constraint_name = E.constraint_name and F.position = c.position - WHERE C.OWNER = '{$table->schemaName}' - and C.table_name = '{$table->name}' - and D.constraint_type <> 'P' - order by d.constraint_name, c.position -EOD; - $command=$this->getDbConnection()->createCommand($sql); - foreach($command->queryAll() as $row) - { - if($row['constraint_type']==='R') // foreign key - { - $name = $row["COLUMN_NAME"]; - $table->foreignKeys[$name]=array($row["TABLE_REF"], array($row["COLUMN_REF"])); - if(isset($table->columns[$name])) - $table->columns[$name]->isForeignKey=true; - } - - } - } - - - /** - * Returns all table names in the database. - * @return array all table names in the database. - */ - protected function findTableNames($schema='') - { - if($schema==='') - { - $sql=<<<EOD -SELECT table_name, '{$schema}' as table_schema FROM user_tables -EOD; - $command=$this->getDbConnection()->createCommand($sql); - } - else - { - $sql=<<<EOD -SELECT object_name as table_name, owner as table_schema FROM all_objects -WHERE object_type = 'TABLE' AND owner=:schema -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindParam(':schema',$schema); - } - - $rows=$command->queryAll(); - $names=array(); - foreach($rows as $row) - { - if($schema===$this->getDefaultSchema()) - $names[]=$row['table_name']; - else - $names[]=$row['schema_name'].'.'.$row['table_name']; - } - return $names; - } -} diff --git a/framework/Db/Schema/oci/TOciTableSchema.php b/framework/Db/Schema/oci/TOciTableSchema.php deleted file mode 100755 index 9fe73624..00000000 --- a/framework/Db/Schema/oci/TOciTableSchema.php +++ /dev/null @@ -1,28 +0,0 @@ -<?php -/** - * TOciTableSchema class file. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbTableSchame'); - -/** - * TOciTableSchema represents the metadata for a Ora table. - * - * @author Ricardo Grana <rickgrana@yahoo.com.br> - * @version $Id: TOciTableSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.oci - * @since 1.0.5 - */ -class TOciTableSchema extends TDbTableSchema -{ - /** - * @var string name of the schema (database) that this table belongs to. - * Defaults to null, meaning no schema (or the current database). - */ - public $schemaName; -} diff --git a/framework/Db/Schema/pgsql/TPgsqlColumnSchema.php b/framework/Db/Schema/pgsql/TPgsqlColumnSchema.php deleted file mode 100755 index 3677cd44..00000000 --- a/framework/Db/Schema/pgsql/TPgsqlColumnSchema.php +++ /dev/null @@ -1,58 +0,0 @@ -<?php -/** - * TPgsqlColumnSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbColumnSchema'); - -/** - * TPgsqlColumnSchema class describes the column meta data of a PostgreSQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TPgsqlColumnSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.pgsql - * @since 1.0 - */ -class TPgsqlColumnSchema extends TDbColumnSchema -{ - /** - * Extracts the PHP type from DB type. - * @param string DB type - */ - protected function extractType($dbType) - { - if(strpos($dbType,'integer')!==false || strpos($dbType,'oid')===0) - $this->type='integer'; - else if(strpos($dbType,'bool')!==false) - $this->type='boolean'; - else if(preg_match('/(real|float|double)/',$dbType)) - $this->type='double'; - else - $this->type='string'; - } - - /** - * Extracts the default value for the column. - * The value is typecasted to correct PHP type. - * @param mixed the default value obtained from metadata - */ - protected function extractDefault($defaultValue) - { - if($defaultValue==='true') - $this->defaultValue=true; - else if($defaultValue==='false') - $this->defaultValue=false; - else if(strpos($defaultValue,'nextval')===0) - $this->defaultValue=null; - else if(preg_match('/\'(.*)\'::/',$defaultValue,$matches)) - $this->defaultValue=$this->typecast(str_replace("''","'",$matches[1])); - else if(preg_match('/^-?\d+(\.\d*)?$/',$defaultValue,$matches)) - $this->defaultValue=$this->typecast($defaultValue); - // else is null - } -} diff --git a/framework/Db/Schema/pgsql/TPgsqlSchema.php b/framework/Db/Schema/pgsql/TPgsqlSchema.php deleted file mode 100755 index 5f009208..00000000 --- a/framework/Db/Schema/pgsql/TPgsqlSchema.php +++ /dev/null @@ -1,284 +0,0 @@ -<?php -/** - * TPgsqlSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); - -/** - * TPgsqlSchema is the class for retrieving metadata information from a PostgreSQL database. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TPgsqlSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.pgsql - * @since 1.0 - */ -class TPgsqlSchema extends TDbSchema -{ - const DEFAULT_SCHEMA='public'; - private $_sequences=array(); - - /** - * Quotes a table name for use in a query. - * @param string table name - * @return string the properly quoted table name - */ - public function quoteTableName($name) - { - return '"'.$name.'"'; - } - - /** - * Creates a table instance representing the metadata for the named table. - * @return TDbTableSchema driver dependent table metadata. - */ - protected function createTable($name) - { - $table=new TPgsqlTableSchema; - $this->resolveTableNames($table,$name); - if(!$this->findColumns($table)) - return null; - $this->findConstraints($table); - - if(is_string($table->primaryKey) && isset($this->_sequences[$table->primaryKey])) - $table->sequenceName=$this->_sequences[$table->primaryKey]; - - return $table; - } - - /** - * Generates various kinds of table names. - * @param TPgsqlTableSchema the table instance - * @param string the unquoted table name - */ - protected function resolveTableNames($table,$name) - { - $parts=explode('.',str_replace('"','',$name)); - if(isset($parts[1])) - { - $schemaName=$parts[0]; - $tableName=$parts[1]; - } - else - { - $schemaName=self::DEFAULT_SCHEMA; - $tableName=$parts[0]; - } - - $table->name=$tableName; - $table->schemaName=$schemaName; - if($schemaName===self::DEFAULT_SCHEMA) - $table->rawName=$this->quoteTableName($tableName); - else - $table->rawName=$this->quoteTableName($schemaName).'.'.$this->quoteTableName($tableName); - } - - /** - * Collects the table column metadata. - * @param TPgsqlTableSchema the table metadata - * @return boolean whether the table exists in the database - */ - protected function findColumns($table) - { - $sql=<<<EOD -SELECT a.attname, LOWER(format_type(a.atttypid, a.atttypmod)) AS type, d.adsrc, a.attnotnull, a.atthasdef -FROM pg_attribute a LEFT JOIN pg_attrdef d ON a.attrelid = d.adrelid AND a.attnum = d.adnum -WHERE a.attnum > 0 AND NOT a.attisdropped - AND a.attrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname=:table - AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname = :schema)) -ORDER BY a.attnum -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindValue(':table',$table->name); - $command->bindValue(':schema',$table->schemaName); - - if(($columns=$command->queryAll())===array()) - return false; - - foreach($columns as $column) - { - $c=$this->createColumn($column); - $table->columns[$c->name]=$c; - - if(stripos($column['adsrc'],'nextval')===0 && preg_match('/nextval\([^\']*\'([^\']+)\'[^\)]*\)/i',$column['adsrc'],$matches)) - { - if(strpos($matches[1],'.')!==false || $table->schemaName===self::DEFAULT_SCHEMA) - $this->_sequences[$c->name]=$matches[1]; - else - $this->_sequences[$c->name]=$table->schemaName.'.'.$matches[1]; - } - } - return true; - } - - /** - * Creates a table column. - * @param array column metadata - * @return TDbColumnSchema normalized column metadata - */ - protected function createColumn($column) - { - $c=new TPgsqlColumnSchema; - $c->name=$column['attname']; - $c->rawName=$this->quoteColumnName($c->name); - $c->allowNull=!$column['attnotnull']; - $c->isPrimaryKey=false; - $c->isForeignKey=false; - - $c->init($column['type'],$column['atthasdef'] ? $column['adsrc'] : null); - - return $c; - } - - /** - * Collects the primary and foreign key column details for the given table. - * @param TPgsqlTableSchema the table metadata - */ - protected function findConstraints($table) - { - $sql=<<<EOD -SELECT conname, consrc, contype, indkey FROM ( - SELECT - conname, - CASE WHEN contype='f' THEN - pg_catalog.pg_get_constraintdef(oid) - ELSE - 'CHECK (' || consrc || ')' - END AS consrc, - contype, - conrelid AS relid, - NULL AS indkey - FROM - pg_catalog.pg_constraint - WHERE - contype IN ('f', 'c') - UNION ALL - SELECT - pc.relname, - NULL, - CASE WHEN indisprimary THEN - 'p' - ELSE - 'u' - END, - pi.indrelid, - indkey - FROM - pg_catalog.pg_class pc, - pg_catalog.pg_index pi - WHERE - pc.oid=pi.indexrelid - AND EXISTS ( - SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c - ON (d.refclassid = c.tableoid AND d.refobjid = c.oid) - WHERE d.classid = pc.tableoid AND d.objid = pc.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p') - ) -) AS sub -WHERE relid = (SELECT oid FROM pg_catalog.pg_class WHERE relname=:table - AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace - WHERE nspname=:schema)) -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindValue(':table',$table->name); - $command->bindValue(':schema',$table->schemaName); - foreach($command->queryAll() as $row) - { - if($row['contype']==='p') // primary key - $this->findPrimaryKey($table,$row['indkey']); - else if($row['contype']==='f') // foreign key - $this->findForeignKey($table,$row['consrc']); - } - } - - /** - * Collects primary key information. - * @param TPgsqlTableSchema the table metadata - * @param string pgsql primary key index list - */ - protected function findPrimaryKey($table,$indices) - { - $indices=implode(', ',preg_split('/\s+/',$indices)); - $sql=<<<EOD -SELECT attnum, attname FROM pg_catalog.pg_attribute WHERE - attrelid=( - SELECT oid FROM pg_catalog.pg_class WHERE relname=:table AND relnamespace=( - SELECT oid FROM pg_catalog.pg_namespace WHERE nspname=:schema - ) - ) - AND attnum IN ({$indices}) -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindValue(':table',$table->name); - $command->bindValue(':schema',$table->schemaName); - foreach($command->queryAll() as $row) - { - $name=$row['attname']; - if(isset($table->columns[$name])) - { - $table->columns[$name]->isPrimaryKey=true; - if($table->primaryKey===null) - $table->primaryKey=$name; - else if(is_string($table->primaryKey)) - $table->primaryKey=array($table->primaryKey,$name); - else - $table->primaryKey[]=$name; - } - } - } - - /** - * Collects foreign key information. - * @param TPgsqlTableSchema the table metadata - * @param string pgsql foreign key definition - */ - protected function findForeignKey($table,$src) - { - $matches=array(); - $brackets='\(([^\)]+)\)'; - $pattern="/FOREIGN\s+KEY\s+{$brackets}\s+REFERENCES\s+([^\(]+){$brackets}/i"; - if(preg_match($pattern,str_replace('"','',$src),$matches)) - { - $keys=preg_split('/,\s+/', $matches[1]); - $tableName=$matches[2]; - $fkeys=preg_split('/,\s+/', $matches[3]); - foreach($keys as $i=>$key) - { - $table->foreignKeys[$key]=array($tableName,$fkeys[$i]); - if(isset($table->columns[$key])) - $table->columns[$key]->isForeignKey=true; - } - } - } - - /** - * Returns all table names in the database. - * @return array all table names in the database. - * @since 1.0.2 - */ - protected function findTableNames($schema='') - { - if($schema==='') - $schema=self::DEFAULT_SCHEMA; - $sql=<<<EOD -SELECT table_name, table_schema FROM information_schema.tables -WHERE table_schema=:schema -EOD; - $command=$this->getDbConnection()->createCommand($sql); - $command->bindParam(':schema',$schema); - $rows=$command->queryAll(); - $names=array(); - foreach($rows as $row) - { - if($schema===self::DEFAULT_SCHEMA) - $names[]=$row['table_name']; - else - $names[]=$row['schema_name'].'.'.$row['table_name']; - } - return $names; - } -} diff --git a/framework/Db/Schema/pgsql/TPgsqlTableSchema.php b/framework/Db/Schema/pgsql/TPgsqlTableSchema.php deleted file mode 100755 index 9c14da28..00000000 --- a/framework/Db/Schema/pgsql/TPgsqlTableSchema.php +++ /dev/null @@ -1,27 +0,0 @@ -<?php -/** - * TPgsqlTable class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbTableSchema'); - -/** - * TPgsqlTable represents the metadata for a PostgreSQL table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TPgsqlTableSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.pgsql - * @since 1.0 - */ -class TPgsqlTableSchema extends TDbTableSchema -{ - /** - * @var string name of the schema that this table belongs to. - */ - public $schemaName; -} diff --git a/framework/Db/Schema/sqlite/TSqliteColumnSchema.php b/framework/Db/Schema/sqlite/TSqliteColumnSchema.php deleted file mode 100755 index ca6858eb..00000000 --- a/framework/Db/Schema/sqlite/TSqliteColumnSchema.php +++ /dev/null @@ -1,35 +0,0 @@ -<?php -/** - * TSqliteColumnSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbColumnSchema'); - -/** - * TSqliteColumnSchema class describes the column meta data of a SQLite table. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TSqliteColumnSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.sqlite - * @since 1.0 - */ -class TSqliteColumnSchema extends TDbColumnSchema -{ - /** - * Extracts the default value for the column. - * The value is typecasted to correct PHP type. - * @param mixed the default value obtained from metadata - */ - protected function extractDefault($defaultValue) - { - if($this->type==='string') // PHP 5.2.6 adds single quotes while 5.2.0 doesn't - $this->defaultValue=trim($defaultValue,"'\""); - else - $this->defaultValue=$this->typecast($defaultValue); - } -} diff --git a/framework/Db/Schema/sqlite/TSqliteCommandBuilder.php b/framework/Db/Schema/sqlite/TSqliteCommandBuilder.php deleted file mode 100755 index 69ffd8a8..00000000 --- a/framework/Db/Schema/sqlite/TSqliteCommandBuilder.php +++ /dev/null @@ -1,43 +0,0 @@ -<?php -/** - * TSqliteCommandBuilder class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbCommandBuilder'); - -/** - * TSqliteCommandBuilder provides basic methods to create query commands for SQLite tables. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TSqliteCommandBuilder.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.sqlite - * @since 1.0 - */ -class TSqliteCommandBuilder extends TDbCommandBuilder -{ - /** - * Generates the expression for selecting rows with specified composite key values. - * This method is overridden because SQLite does not support the default - * IN expression with composite columns. - * @param TDbTableSchema the table schema - * @param array list of primary key values to be selected within - * @param string column prefix (ended with dot) - * @return string the expression for selection - * @since 1.0.4 - */ - protected function createCompositeInCondition($table,$values,$prefix) - { - $keyNames=array(); - foreach(array_keys($values[0]) as $name) - $keyNames[]=$prefix.$table->columns[$name]->rawName; - $vs=array(); - foreach($values as $value) - $vs[]=implode("||','||",$value); - return implode("||','||",$keyNames).' IN ('.implode(', ',$vs).')'; - } -} diff --git a/framework/Db/Schema/sqlite/TSqliteSchema.php b/framework/Db/Schema/sqlite/TSqliteSchema.php deleted file mode 100755 index 0e3d4f9a..00000000 --- a/framework/Db/Schema/sqlite/TSqliteSchema.php +++ /dev/null @@ -1,134 +0,0 @@ -<?php -/** - * TSqliteSchema class file. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @link http://www.yiiframework.com/ - * @copyright Copyright © 2008-2009 Yii Software LLC - * @license http://www.yiiframework.com/license/ - */ - -prado::using('System.Db.Schema.TDbSchema'); -prado::using('System.Db.Schema.TDbTableSchema'); -prado::using('System.Db.Schema.sqlite.TSqliteColumnSchema'); -prado::using('System.Db.Schema.sqlite.TSqliteCommandBuilder'); - -/** - * TSqliteSchema is the class for retrieving metadata information from a SQLite (2/3) database. - * - * @author Qiang Xue <qiang.xue@gmail.com> - * @version $Id: TSqliteSchema.php 2679 2009-06-15 07:49:42Z Christophe.Boulain $ - * @package System.Db.Schema.sqlite - * @since 1.0 - */ -class TSqliteSchema extends TDbSchema -{ - /** - * Returns all table names in the database. - * @param string the schema of the tables. This is not used for sqlite database. - * @return array all table names in the database. - * @since 1.0.2 - */ - protected function findTableNames($schema='') - { - $sql="SELECT DISTINCT tbl_name FROM sqlite_master WHERE tbl_name<>'sqlite_sequence'"; - return $this->getDbConnection()->createCommand($sql)->queryColumn(); - } - - /** - * Creates a command builder for the database. - * @return TSqliteCommandBuilder command builder instance - */ - protected function createCommandBuilder() - { - return new TSqliteCommandBuilder($this); - } - - /** - * Creates a table instance representing the metadata for the named table. - * @return TDbTableSchema driver dependent table metadata. Null if the table does not exist. - */ - protected function createTable($name) - { - $db=$this->getDbConnection(); - - $table=new TDbTableSchema; - $table->name=$name; - $table->rawName=$this->quoteTableName($name); - - if($this->findColumns($table)) - { - $this->findConstraints($table); - return $table; - } - else - return null; - } - - /** - * Collects the table column metadata. - * @param TDbTableSchema the table metadata - * @return boolean whether the table exists in the database - */ - protected function findColumns($table) - { - $sql="PRAGMA table_info({$table->rawName})"; - $columns=$this->getDbConnection()->createCommand($sql)->queryAll(); - if(empty($columns)) - return false; - - foreach($columns as $column) - { - $c=$this->createColumn($column); - $table->columns[$c->name]=$c; - if($c->isPrimaryKey) - { - if($table->primaryKey===null) - $table->primaryKey=$c->name; - else if(is_string($table->primaryKey)) - $table->primaryKey=array($table->primaryKey,$c->name); - else - $table->primaryKey[]=$c->name; - } - } - if(is_string($table->primaryKey) && !strncasecmp($table->columns[$table->primaryKey]->dbType,'int',3)) - $table->sequenceName=''; - - return true; - } - - /** - * Collects the foreign key column details for the given table. - * @param TDbTableSchema the table metadata - */ - protected function findConstraints($table) - { - $foreignKeys=array(); - $sql="PRAGMA foreign_key_list({$table->rawName})"; - $keys=$this->getDbConnection()->createCommand($sql)->queryAll(); - foreach($keys as $key) - { - $column=$table->columns[$key['from']]; - $column->isForeignKey=true; - $foreignKeys[$key['from']]=array($key['table'],$key['to']); - } - $table->foreignKeys=$foreignKeys; - } - - /** - * Creates a table column. - * @param array column metadata - * @return TDbColumnSchema normalized column metadata - */ - protected function createColumn($column) - { - $c=new TSqliteColumnSchema; - $c->name=$column['name']; - $c->rawName=$this->quoteColumnName($c->name); - $c->allowNull=!$column['notnull']; - $c->isPrimaryKey=$column['pk']!=0; - $c->isForeignKey=false; - $c->init(strtolower($column['type']),$column['dflt_value']); - return $c; - } -} |