mirror of
https://github.com/Lastorder-DC/rhymix.git
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200d63636c
git-svn-id: http://xe-core.googlecode.com/svn/trunk@7659 201d5d3c-b55e-5fd7-737f-ddc643e51545
899 lines
29 KiB
PHP
899 lines
29 KiB
PHP
<?php
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/**
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* @class DBPostgreSQL
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* @author ioseph (ioseph@postgresql.kr) updated by yoonjong.joh@gmail.com
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* @brief MySQL DBMS를 이용하기 위한 class
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* @version 0.2
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*
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* postgresql handling class
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* 2009.02.10 update 와 delete query를 실행할때 table 이름에 alias 사용하는 것을 없앰. 지원 안함
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* order by clause를 실행할때 함수를 실행 하는 부분을 column alias로 대체.
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* 2009.02.11 dropColumn() function이 추가
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* 2009.02.13 addColumn() 함수 변경
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**/
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class DBPostgresql extends DB
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{
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/**
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* @brief PostgreSQL DB에 접속하기 위한 정보
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**/
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var $hostname = '127.0.0.1'; ///< hostname
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var $userid = null; ///< user id
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var $password = null; ///< password
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var $database = null; ///< database
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var $prefix = 'xe'; ///< XE에서 사용할 테이블들의 prefix (한 DB에서 여러개의 XE설치 가능)
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var $comment_syntax = '/* %s */';
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/**
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* @brief postgresql에서 사용될 column type
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*
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* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
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* 각 DBMS에 맞게 replace 해주어야 한다
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**/
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var $column_type = array(
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'bignumber' => 'bigint',
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'number' => 'integer',
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'varchar' => 'varchar',
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'char' => 'char',
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'text' => 'text',
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'bigtext' => 'text',
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'date' => 'varchar(14)',
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'float' => 'real',
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);
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/**
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* @brief constructor
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**/
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function DBPostgresql()
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{
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$this->_setDBInfo();
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$this->_connect();
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}
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/**
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* @brief 설치 가능 여부를 return
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**/
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function isSupported()
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{
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if (!function_exists('pg_connect'))
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return false;
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return true;
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}
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/**
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* @brief DB정보 설정 및 connect/ close
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**/
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function _setDBInfo()
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{
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$db_info = Context::getDBInfo();
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$this->hostname = $db_info->db_hostname;
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$this->port = $db_info->db_port;
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$this->userid = $db_info->db_userid;
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$this->password = $db_info->db_password;
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$this->database = $db_info->db_database;
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$this->prefix = $db_info->db_table_prefix;
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if (!substr($this->prefix, -1) != '_')
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$this->prefix .= '_';
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}
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/**
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* @brief DB 접속
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**/
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function _connect()
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{
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// pg용 connection string
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$conn_string = "";
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// db 정보가 없으면 무시
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if (!$this->hostname || !$this->userid || !$this->database)
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return;
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// connection string 만들기
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$conn_string .= ($this->hostname) ? " host=$this->hostname" : "";
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$conn_string .= ($this->userid) ? " user=$this->userid" : "";
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$conn_string .= ($this->password) ? " password=$this->password" : "";
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$conn_string .= ($this->database) ? " dbname=$this->database" : "";
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$conn_string .= ($this->port) ? " port=$this->port" : "";
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// 접속시도
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$this->fd = @pg_connect($conn_string);
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if (!$this->fd || pg_connection_status($this->fd) != PGSQL_CONNECTION_OK) {
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$this->setError(-1, "CONNECTION FAILURE");
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return;
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}
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// 접속체크
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$this->is_connected = true;
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$this->password = md5($this->password);
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// utf8임을 지정
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//$this ->_query('set client_encoding to uhc');
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}
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/**
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* @brief DB접속 해제
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**/
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function close()
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{
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if (!$this->isConnected())
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return;
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@pg_close($this->fd);
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}
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/**
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* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
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**/
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function addQuotes($string)
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{
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if (version_compare(PHP_VERSION, "5.9.0", "<") && get_magic_quotes_gpc())
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$string = stripslashes(str_replace("\\", "\\\\", $string));
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if (!is_numeric($string))
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$string = @pg_escape_string($string);
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return $string;
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}
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/**
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* @brief 트랜잭션 시작
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**/
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function begin()
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{
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if (!$this->isConnected() || $this->transaction_started == false)
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return;
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if ($this->_query($this->fd, 'BEGIN'))
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$this->transaction_started = true;
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}
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/**
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* @brief 롤백
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**/
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function rollback()
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{
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if (!$this->isConnected() || $this->transaction_started == false)
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return;
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if ($this->_query($this->fd, 'ROLLBACK'))
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$this->transaction_started = false;
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}
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/**
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* @brief 커밋
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**/
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function commit()
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{
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if (!$this->isConnected() || $this->transaction_started == false)
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return;
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if ($this->_query($this->fd, 'COMMIT'))
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$this->transaction_started = false;
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}
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/**
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* @brief : 쿼리문의 실행 및 결과의 fetch 처리
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*
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* query : query문 실행하고 result return\n
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* fetch : reutrn 된 값이 없으면 NULL\n
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* rows이면 array object\n
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* row이면 object\n
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* return\n
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**/
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function _query($query)
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{
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if (!$this->isConnected())
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return;
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/*
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$l_query_array = explode(" ", $query);
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if ($l_query_array[0] = "update")
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{
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if (strtolower($l_query_array[2]) == "as")
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{
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$l_query_array[2] = "";
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$l_query_array[3] = "";
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$query = implode(" ",$l_query_array);
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}
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}
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else if ($l_query_array[0] = "delete")
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{
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if (strtolower($l_query_array[3]) == "as")
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{
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$l_query_array[3] = "";
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$l_query_array[4] = "";
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$query = implode(" ",$l_query_array);
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}
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}
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*/
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// 쿼리 시작을 알림
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$this->actStart($query);
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$arr = array('Hello', 'World!', 'Beautiful', 'Day!');
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// 쿼리 문 실행
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$result = @pg_query($this->fd, $query);
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// 오류 체크
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if (!$result) {
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// var_dump($l_query_array);
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//var_dump($query);
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//die("\nin query statement\n");
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//var_dump(debug_backtrace());
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$this->setError(1, pg_last_error($this->fd));
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}
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// 쿼리 실행 종료를 알림
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$this->actFinish();
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// 결과 리턴
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return $result;
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}
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/**
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* @brief 결과를 fetch
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**/
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function _fetch($result)
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{
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if (!$this->isConnected() || $this->isError() || !$result)
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return;
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while ($tmp = pg_fetch_object($result)) {
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$output[] = $tmp;
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}
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if (count($output) == 1)
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return $output[0];
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return $output;
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}
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/**
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* @brief 1씩 증가되는 sequence값을 return (postgresql의 auto_increment는 sequence테이블에서만 사용)
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**/
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function getNextSequence()
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{
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$query = sprintf("select nextval('%ssequence') as seq", $this->prefix);
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$result = $this->_query($query);
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$tmp = $this->_fetch($result);
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return $tmp->seq;
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}
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/**
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* @brief 테이블 기생성 여부 return
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**/
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function isTableExists($target_name)
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{
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if ($target_name == "sequence")
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return true;
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$query = sprintf("SELECT tablename FROM pg_tables WHERE tablename = '%s%s' AND schemaname = current_schema()",
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$this->prefix, $this->addQuotes($target_name));
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$result = $this->_query($query);
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$tmp = $this->_fetch($result);
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if (!$tmp)
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return false;
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return true;
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}
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/**
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* @brief 특정 테이블에 특정 column 추가
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**/
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function addColumn($table_name, $column_name, $type = 'number', $size = '', $default =
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NULL, $notnull = false)
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{
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$type = $this->column_type[$type];
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if (strtoupper($type) == 'INTEGER' || strtoupper($type) == 'BIGINT')
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$size = '';
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$query = sprintf("alter table %s%s add %s ", $this->prefix, $table_name, $column_name);
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if ($size)
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$query .= sprintf(" %s(%s) ", $type, $size);
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else
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$query .= sprintf(" %s ", $type);
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$this->_query($query);
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if (isset($default)) {
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$query = sprintf("alter table %s%s alter %s set default '%s' ", $this->prefix, $table_name, $column_name, $default);
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$this->_query($query);
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}
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if ($notnull) {
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$query = sprintf("update %s%s set %s = %s ", $this->prefix, $table_name, $column_name, $default);
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$this->_query($query);
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$query = sprintf("alter table %s%s alter %s set not null ", $this->prefix, $table_name, $column_name);
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$this->_query($query);
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}
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}
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/**
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* @brief 특정 테이블의 column의 정보를 return
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**/
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function isColumnExists($table_name, $column_name)
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{
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$query = sprintf("SELECT attname FROM pg_attribute WHERE attrelid = (SELECT oid FROM pg_class WHERE relname = '%s%s') AND attname = '%s'",
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$this->prefix, strtolower($table_name), strtolower($column_name));
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// $query = sprintf("select column_name from information_schema.columns where table_schema = current_schema() and table_name = '%s%s' and column_name = '%s'", $this->prefix, $this->addQuotes($table_name), strtolower($column_name));
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$result = $this->_query($query);
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if ($this->isError()) {
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return;
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}
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$output = $this->_fetch($result);
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if ($output) {
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return true;
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}
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return false;
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}
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/**
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* @brief 특정 테이블에 특정 인덱스 추가
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* $target_columns = array(col1, col2)
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* $is_unique? unique : none
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**/
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function addIndex($table_name, $index_name, $target_columns, $is_unique = false)
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{
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if (!is_array($target_columns))
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$target_columns = array($target_columns);
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if (strpos($table_name, $this->prefix) === false)
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$table_name = $this->prefix . $table_name;
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// index_name의 경우 앞에 table이름을 붙여줘서 중복을 피함
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$index_name = $table_name . $index_name;
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$query = sprintf("create %s index %s on %s (%s);", $is_unique ? 'unique' : '', $index_name,
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$table_name, implode(',', $target_columns));
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$this->_query($query);
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}
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/**
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* @brief 특정 테이블에 특정 column 제거
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**/
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function dropColumn($table_name, $column_name)
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{
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$query = sprintf("alter table %s%s drop %s ", $this->prefix, $table_name, $column_name);
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$this->_query($query);
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}
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/**
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* @brief 특정 테이블의 특정 인덱스 삭제
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**/
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function dropIndex($table_name, $index_name, $is_unique = false)
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{
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if (strpos($table_name, $this->prefix) === false)
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$table_name = $this->prefix . $table_name;
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// index_name의 경우 앞에 table이름을 붙여줘서 중복을 피함
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$index_name = $table_name . $index_name;
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$query = sprintf("drop index %s", $index_name);
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$this->_query($query);
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}
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/**
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* @brief 특정 테이블의 index 정보를 return
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**/
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function isIndexExists($table_name, $index_name)
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{
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if (strpos($table_name, $this->prefix) === false)
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$table_name = $this->prefix . $table_name;
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// index_name의 경우 앞에 table이름을 붙여줘서 중복을 피함
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$index_name = $table_name . $index_name;
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//$query = sprintf("show indexes from %s%s where key_name = '%s' ", $this->prefix, $table_name, $index_name);
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$query = sprintf("select indexname from pg_indexes where schemaname = current_schema() and tablename = '%s' and indexname = '%s'",
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$table_name, strtolower($index_name));
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$result = $this->_query($query);
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if ($this->isError())
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return;
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$output = $this->_fetch($result);
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if ($output) {
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return true;
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}
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// var_dump($query);
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// die(" no index");
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return false;
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}
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/**
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* @brief xml 을 받아서 테이블을 생성
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**/
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function createTableByXml($xml_doc)
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{
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return $this->_createTable($xml_doc);
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}
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/**
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* @brief xml 을 받아서 테이블을 생성
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**/
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function createTableByXmlFile($file_name)
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{
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if (!file_exists($file_name))
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return;
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// xml 파일을 읽음
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$buff = FileHandler::readFile($file_name);
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return $this->_createTable($buff);
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}
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/**
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* @brief schema xml을 이용하여 create table query생성
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*
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* type : number, varchar, text, char, date, \n
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* opt : notnull, default, size\n
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* index : primary key, index, unique\n
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**/
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function _createTable($xml_doc)
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{
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// xml parsing
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$oXml = new XmlParser();
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$xml_obj = $oXml->parse($xml_doc);
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// 테이블 생성 schema 작성
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$table_name = $xml_obj->table->attrs->name;
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if ($table_name == 'sequence') {
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$query = sprintf('create sequence %s', $this->prefix . $table_name);
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return $this->_query($query);
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}
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if ($this->isTableExists($table_name))
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return;
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$table_name = $this->prefix . $table_name;
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if (!is_array($xml_obj->table->column))
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$columns[] = $xml_obj->table->column;
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else
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$columns = $xml_obj->table->column;
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foreach ($columns as $column) {
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$name = $column->attrs->name;
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$type = $column->attrs->type;
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$size = $column->attrs->size;
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$notnull = $column->attrs->notnull;
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$primary_key = $column->attrs->primary_key;
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$index = $column->attrs->index;
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$unique = $column->attrs->unique;
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$default = $column->attrs->default;
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$auto_increment = $column->attrs->auto_increment;
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if ($type == "bignumber" || $type == "number")
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$size = 0;
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$column_schema[] = sprintf('%s %s%s %s %s', $name, $this->column_type[$type], $size ?
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'(' . $size . ')' : '', isset($default) ? "default '" . $default . "'" : '', $notnull ?
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'not null' : '');
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if ($primary_key)
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$primary_list[] = $name;
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else
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if ($unique)
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$unique_list[$unique][] = $name;
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else
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if ($index)
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$index_list[$index][] = $name;
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}
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if (count($primary_list)) {
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$column_schema[] = sprintf("primary key (%s)", implode($primary_list, ','));
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}
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|
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if (count($unique_list)) {
|
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foreach ($unique_list as $key => $val) {
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$column_schema[] = sprintf("unique (%s)", implode($val, ','));
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}
|
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}
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$schema = sprintf('create table %s (%s%s);', $this->addQuotes($table_name), "\n",
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implode($column_schema, ",\n"));
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$output = $this->_query($schema);
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|
|
if (count($index_list)) {
|
|
foreach ($index_list as $key => $val) {
|
|
if (!$this->isIndexExists($table_name, $key))
|
|
$this->addIndex($table_name, $key, $val);
|
|
}
|
|
}
|
|
|
|
if (!$output)
|
|
return false;
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief 조건문 작성하여 return
|
|
**/
|
|
function getCondition($output)
|
|
{
|
|
if (!$output->conditions)
|
|
return;
|
|
$condition = $this->_getCondition($output->conditions, $output->column_type);
|
|
if ($condition)
|
|
$condition = ' where ' . $condition;
|
|
return $condition;
|
|
}
|
|
|
|
function getLeftCondition($conditions, $column_type)
|
|
{
|
|
return $this->_getCondition($conditions, $column_type);
|
|
}
|
|
|
|
|
|
function _getCondition($conditions, $column_type)
|
|
{
|
|
$condition = '';
|
|
foreach ($conditions as $val) {
|
|
$sub_condition = '';
|
|
foreach ($val['condition'] as $v) {
|
|
if (!isset($v['value']))
|
|
continue;
|
|
if ($v['value'] === '')
|
|
continue;
|
|
if (!in_array(gettype($v['value']), array('string', 'integer', 'double')))
|
|
continue;
|
|
|
|
$name = $v['column'];
|
|
$operation = $v['operation'];
|
|
$value = $v['value'];
|
|
$type = $this->getColumnType($column_type, $name);
|
|
$pipe = $v['pipe'];
|
|
|
|
$value = $this->getConditionValue($name, $value, $operation, $type, $column_type);
|
|
if (!$value)
|
|
$value = $v['value'];
|
|
$str = $this->getConditionPart($name, $value, $operation);
|
|
if ($sub_condition)
|
|
$sub_condition .= ' ' . $pipe . ' ';
|
|
$sub_condition .= $str;
|
|
}
|
|
if ($sub_condition) {
|
|
if ($condition && $val['pipe'])
|
|
$condition .= ' ' . $val['pipe'] . ' ';
|
|
$condition .= '(' . $sub_condition . ')';
|
|
}
|
|
}
|
|
return $condition;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief insertAct 처리
|
|
**/
|
|
function _executeInsertAct($output)
|
|
{
|
|
// 테이블 정리
|
|
foreach ($output->tables as $key => $val) {
|
|
$table_list[] = $this->prefix . $val;
|
|
}
|
|
|
|
// 컬럼 정리
|
|
foreach ($output->columns as $key => $val) {
|
|
$name = $val['name'];
|
|
$value = $val['value'];
|
|
if ($output->column_type[$name] != 'number') {
|
|
$value = "'" . $this->addQuotes($value) . "'";
|
|
if (!$value)
|
|
$value = 'null';
|
|
} elseif (!$value || is_numeric($value))
|
|
$value = (int)$value;
|
|
|
|
$column_list[] = $name;
|
|
$value_list[] = $value;
|
|
}
|
|
|
|
$query = sprintf("insert into %s (%s) values (%s);", implode(',', $table_list),
|
|
implode(',', $column_list), implode(',', $value_list));
|
|
return $this->_query($query);
|
|
}
|
|
|
|
/**
|
|
* @brief updateAct 처리
|
|
**/
|
|
function _executeUpdateAct($output)
|
|
{
|
|
// 테이블 정리
|
|
foreach ($output->tables as $key => $val) {
|
|
//$table_list[] = $this->prefix.$val.' as '.$key;
|
|
$table_list[] = $this->prefix . $val;
|
|
}
|
|
|
|
// 컬럼 정리
|
|
foreach ($output->columns as $key => $val) {
|
|
if (!isset($val['value']))
|
|
continue;
|
|
$name = $val['name'];
|
|
$value = $val['value'];
|
|
if (strpos($name, '.') !== false && strpos($value, '.') !== false)
|
|
$column_list[] = $name . ' = ' . $value;
|
|
else {
|
|
if ($output->column_type[$name] != 'number')
|
|
$value = "'" . $this->addQuotes($value) . "'";
|
|
elseif (!$value || is_numeric($value))
|
|
$value = (int)$value;
|
|
|
|
$column_list[] = sprintf("%s = %s", $name, $value);
|
|
}
|
|
}
|
|
|
|
// 조건절 정리
|
|
$condition = $this->getCondition($output);
|
|
|
|
$query = sprintf("update %s set %s %s", implode(',', $table_list), implode(',',
|
|
$column_list), $condition);
|
|
|
|
return $this->_query($query);
|
|
}
|
|
|
|
/**
|
|
* @brief deleteAct 처리
|
|
**/
|
|
function _executeDeleteAct($output)
|
|
{
|
|
// 테이블 정리
|
|
foreach ($output->tables as $key => $val) {
|
|
$table_list[] = $this->prefix . $val;
|
|
}
|
|
|
|
// 조건절 정리
|
|
$condition = $this->getCondition($output);
|
|
|
|
$query = sprintf("delete from %s %s", implode(',', $table_list), $condition);
|
|
|
|
return $this->_query($query);
|
|
}
|
|
|
|
/**
|
|
* @brief selectAct 처리
|
|
*
|
|
* select의 경우 특정 페이지의 목록을 가져오는 것을 편하게 하기 위해\n
|
|
* navigation이라는 method를 제공
|
|
**/
|
|
function _executeSelectAct($output)
|
|
{
|
|
// 테이블 정리
|
|
$table_list = array();
|
|
foreach ($output->tables as $key => $val) {
|
|
$table_list[] = $this->prefix . $val . ' as ' . $key;
|
|
}
|
|
|
|
$left_join = array();
|
|
// why???
|
|
$left_tables = (array )$output->left_tables;
|
|
|
|
foreach ($left_tables as $key => $val) {
|
|
$condition = $this->_getCondition($output->left_conditions[$key], $output->
|
|
column_type);
|
|
if ($condition) {
|
|
$left_join[] = $val . ' ' . $this->prefix . $output->_tables[$key] . ' as ' . $key .
|
|
' on (' . $condition . ')';
|
|
}
|
|
}
|
|
|
|
|
|
if (!$output->columns) {
|
|
$columns = '*';
|
|
} else {
|
|
$column_list = array();
|
|
foreach ($output->columns as $key => $val) {
|
|
$name = $val['name'];
|
|
$alias = $val['alias'];
|
|
if($val['click_count']) $click_count[] = $val['name'];
|
|
|
|
if (substr($name, -1) == '*') {
|
|
$column_list[] = $name;
|
|
} elseif (strpos($name, '.') === false && strpos($name, '(') === false) {
|
|
if ($alias)
|
|
$column_list[] = sprintf('%s as %s', $name, $alias);
|
|
else
|
|
$column_list[] = sprintf('%s', $name);
|
|
} else {
|
|
if ($alias)
|
|
$column_list[] = sprintf('%s as %s', $name, $alias);
|
|
else
|
|
$column_list[] = sprintf('%s', $name);
|
|
}
|
|
}
|
|
$columns = implode(',', $column_list);
|
|
}
|
|
|
|
$condition = $this->getCondition($output);
|
|
|
|
if ($output->list_count && $output->page)
|
|
return $this->_getNavigationData($table_list, $columns, $left_join, $condition,
|
|
$output);
|
|
|
|
// list_order, update_order 로 정렬시에 인덱스 사용을 위해 condition에 쿼리 추가
|
|
if ($output->order) {
|
|
$conditions = $this->getConditionList($output);
|
|
if (!in_array('list_order', $conditions) && !in_array('update_order', $conditions)) {
|
|
foreach ($output->order as $key => $val) {
|
|
$col = $val[0];
|
|
if (!in_array($col, array('list_order', 'update_order')))
|
|
continue;
|
|
if ($condition)
|
|
$condition .= sprintf(' and %s < 2100000000 ', $col);
|
|
else
|
|
$condition = sprintf(' where %s < 2100000000 ', $col);
|
|
}
|
|
}
|
|
}
|
|
|
|
$query = sprintf("select %s from %s %s %s", $columns, implode(',', $table_list),
|
|
implode(' ', $left_join), $condition);
|
|
|
|
if (count($output->groups)) {
|
|
/*
|
|
var_dump("= column output start = ");
|
|
var_dump(sizeof ($output->columns) . " = end length == ");
|
|
var_dump($output->columns);
|
|
var_dump("= column output end = " . "\n");
|
|
var_dump($output->groups);
|
|
var_dump("=== " . "\n");
|
|
var_dump(debug_backtrace());
|
|
|
|
foreach($output->columns as $key => $val) {
|
|
$name = $val['name'];
|
|
$alias = $val['alias'];
|
|
} */
|
|
$group_list = array();
|
|
foreach ($output->groups as $gkey => $gval) {
|
|
foreach ($output->columns as $key => $val) {
|
|
$name = $val['name'];
|
|
$alias = $val['alias'];
|
|
if (trim($name) == trim($gval)) {
|
|
$group_list[] = $alias;
|
|
break;
|
|
}
|
|
}
|
|
|
|
}
|
|
$query .= sprintf(' group by %s', implode(',', $group_list));
|
|
// var_dump($query);
|
|
}
|
|
|
|
if ($output->order) {
|
|
foreach ($output->order as $key => $val) {
|
|
$index_list[] = sprintf('%s %s', $val[0], $val[1]);
|
|
}
|
|
if (count($index_list))
|
|
$query .= ' order by ' . implode(',', $index_list);
|
|
}
|
|
|
|
$query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id):'';
|
|
$result = $this->_query($query);
|
|
if ($this->isError())
|
|
return;
|
|
|
|
if(count($click_count)>0 && count($output->conditions)>0){
|
|
$_query = '';
|
|
foreach($click_count as $k => $c) $_query .= sprintf(',%s=%s+1 ',$c,$c);
|
|
$_query = sprintf('update %s set %s %s',implode(',',$table_list), substr($_query,1), $condition);
|
|
$this->_query($_query);
|
|
}
|
|
|
|
|
|
$data = $this->_fetch($result);
|
|
|
|
$buff = new Object();
|
|
$buff->data = $data;
|
|
return $buff;
|
|
}
|
|
|
|
/**
|
|
* @brief query xml에 navigation 정보가 있을 경우 페이징 관련 작업을 처리한다
|
|
*
|
|
* 그닥 좋지는 않은 구조이지만 편리하다.. -_-;
|
|
**/
|
|
function _getNavigationData($table_list, $columns, $left_join, $condition, $output)
|
|
{
|
|
require_once (_XE_PATH_ . 'classes/page/PageHandler.class.php');
|
|
|
|
/*
|
|
// group by 절이 포함된 SELECT 쿼리의 전체 갯수를 구하기 위한 수정
|
|
// 정상적인 동작이 확인되면 주석으로 막아둔 부분으로 대체합니다.
|
|
//
|
|
$count_condition = count($output->groups) ? sprintf('%s group by %s', $condition, implode(', ', $output->groups)) : $condition;
|
|
$total_count = $this->getCountCache($output->tables, $count_condition);
|
|
if ($total_count === false) {
|
|
$count_query = sprintf('select count(*) as count from %s %s %s', implode(', ', $table_list), implode(' ', $left_join), $count_condition);
|
|
if (count($output->groups))
|
|
$count_query = sprintf('select count(*) as count from (%s) xet', $count_query);
|
|
$result = $this->_query($count_query);
|
|
$count_output = $this->_fetch($result);
|
|
$total_count = (int)$count_output->count;
|
|
$this->putCountCache($output->tables, $count_condition, $total_count);
|
|
}
|
|
*/
|
|
|
|
// 전체 개수를 구함
|
|
$count_query = sprintf("select count(*) as count from %s %s %s", implode(',', $table_list),
|
|
implode(' ', $left_join), $condition);
|
|
$total_count = $this->getCountCache($output->tables, $condition);
|
|
if ($total_count === false) {
|
|
$result = $this->_query($count_query);
|
|
$count_output = $this->_fetch($result);
|
|
$total_count = (int)$count_output->count;
|
|
$this->putCountCache($output->tables, $condition, $total_count);
|
|
}
|
|
|
|
$list_count = $output->list_count['value'];
|
|
if (!$list_count)
|
|
$list_count = 20;
|
|
$page_count = $output->page_count['value'];
|
|
if (!$page_count)
|
|
$page_count = 10;
|
|
$page = $output->page['value'];
|
|
if (!$page)
|
|
$page = 1;
|
|
|
|
// 전체 페이지를 구함
|
|
if ($total_count)
|
|
$total_page = (int)(($total_count - 1) / $list_count) + 1;
|
|
else
|
|
$total_page = 1;
|
|
|
|
// 페이지 변수를 체크
|
|
if ($page > $total_page)
|
|
$page = $total_page;
|
|
$start_count = ($page - 1) * $list_count;
|
|
|
|
// list_order, update_order 로 정렬시에 인덱스 사용을 위해 condition에 쿼리 추가
|
|
if ($output->order) {
|
|
$conditions = $this->getConditionList($output);
|
|
if (!in_array('list_order', $conditions) && !in_array('update_order', $conditions)) {
|
|
foreach ($output->order as $key => $val) {
|
|
$col = $val[0];
|
|
if (!in_array($col, array('list_order', 'update_order')))
|
|
continue;
|
|
if ($condition)
|
|
$condition .= sprintf(' and %s < 2100000000 ', $col);
|
|
else
|
|
$condition = sprintf(' where %s < 2100000000 ', $col);
|
|
}
|
|
}
|
|
}
|
|
|
|
$query = sprintf("select %s from %s %s %s", $columns, implode(',', $table_list),
|
|
implode(' ', $left_join), $condition);
|
|
|
|
if (count($output->groups))
|
|
$query .= sprintf(' group by %s', implode(',', $output->groups));
|
|
|
|
if (count($output->order)) {
|
|
foreach ($output->order as $key => $val) {
|
|
$index_list[] = sprintf('%s %s', $val[0], $val[1]);
|
|
}
|
|
if (count($index_list))
|
|
$query .= ' order by ' . implode(',', $index_list);
|
|
}
|
|
|
|
$query = sprintf('%s offset %d limit %d', $query, $start_count, $list_count);
|
|
$query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id):'';
|
|
|
|
$result = $this->_query($query);
|
|
if ($this->isError()) {
|
|
$buff = new Object();
|
|
$buff->total_count = 0;
|
|
$buff->total_page = 0;
|
|
$buff->page = 1;
|
|
$buff->data = array();
|
|
|
|
$buff->page_navigation = new PageHandler($total_count, $total_page, $page, $page_count);
|
|
return $buff;
|
|
}
|
|
|
|
$virtual_no = $total_count - ($page - 1) * $list_count;
|
|
while ($tmp = pg_fetch_object($result)) {
|
|
$data[$virtual_no--] = $tmp;
|
|
}
|
|
|
|
$buff = new Object();
|
|
$buff->total_count = $total_count;
|
|
$buff->total_page = $total_page;
|
|
$buff->page = $page;
|
|
$buff->data = $data;
|
|
|
|
$buff->page_navigation = new PageHandler($total_count, $total_page, $page, $page_count);
|
|
return $buff;
|
|
}
|
|
}
|
|
?>
|