git-svn-id: http://xe-core.googlecode.com/svn/sandbox@2327 201d5d3c-b55e-5fd7-737f-ddc643e51545
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zero 2007-08-12 03:59:52 +00:00
commit 8326004cb2
2773 changed files with 91485 additions and 0 deletions

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<?php
/**
* @class DB
* @author zero (zero@nzeo.com)
* @brief DB* 상위 클래스
* @version 0.1
*
* 제로보드의 DB 사용은 xml을 이용하여 이루어짐을 원칙으로 한다.
* xml의 종류에는 query xml, schema xml이 있다.
* query xml의 경우 DB::executeQuery() method를 이용하여 xml파일을 php code로 compile한 후에 실행이 된다.
* query xml은 고유한 query id를 가지며 생성은 module에서 이루어진다.
*
* queryid = 모듈.쿼리명
**/
class DB {
var $cond_operation = array( ///< 조건문에서 조건을 등호로 표시하는 변수
'equal' => '=',
'more' => '>=',
'excess' => '>',
'less' => '<=',
'below' => '<',
'notequal' => '<>',
'notnull' => 'is not null',
'null' => 'is null',
);
var $fd = NULL; ///< connector resource or file description
var $result = NULL; ///< result
var $errno = 0; ///< 에러 발생시 에러 코드 (0이면 에러가 없다고 정의)
var $errstr = ''; ///< 에러 발생시 에러 메세지
var $query = ''; ///< 가장 최근에 수행된 query string
var $transaction_started = false; ///< 트랙잭션 처리 flag
var $is_connected = false; ///< DB에 접속이 되었는지에 대한 flag
var $supported_list = array(); ///< 지원하는 DB의 종류, classes/DB/DB***.class.php 를 이용하여 동적으로 작성됨
var $cache_file = './files/cache/queries/'; ///< query cache파일의 위치
/**
* @brief DB를 상속받는 특정 db type의 instance를 생성 return
**/
function &getInstance($db_type = NULL) {
if(!$db_type) $db_type = Context::getDBType();
if(!$db_type) return new Object(-1, 'msg_db_not_setted');
if(!$GLOBALS['__DB__']) {
$class_name = sprintf("DB%s%s", strtoupper(substr($db_type,0,1)), strtolower(substr($db_type,1)));
$class_file = sprintf("./classes/db/%s.class.php", $class_name);
if(!file_exists($class_file)) new Object(-1, 'msg_db_not_setted');
require_once($class_file);
$eval_str = sprintf('$GLOBALS[\'__DB__\'] = new %s();', $class_name);
eval($eval_str);
}
return $GLOBALS['__DB__'];
}
/**
* @brief 지원 가능한 DB 목록을 return
**/
function getSupportedList() {
$oDB = new DB();
return $oDB->_getSupportedList();
}
/**
* @brief 지원 가능한 DB 목록을 return
**/
function _getSupportedList() {
$db_classes_path = "./classes/db/";
$filter = "/^DB([^\.]+)\.class\.php/i";
$supported_list = FileHandler::readDir($db_classes_path, $filter, true);
sort($supported_list);
// 구해진 클래스의 객체 생성후 isSupported method를 통해 지원 여부를 판단
for($i=0;$i<count($supported_list);$i++) {
$db_type = $supported_list[$i];
if(version_compare(phpversion(), '5.0') < 0 && eregi('pdo',$db_type)) continue;
$class_name = sprintf("DB%s%s", strtoupper(substr($db_type,0,1)), strtolower(substr($db_type,1)));
$class_file = sprintf("./classes/db/%s.class.php", $class_name);
if(!file_exists($class_file)) continue;
unset($oDB);
require_once($class_file);
$eval_str = sprintf('$oDB = new %s();', $class_name);
eval($eval_str);
if(!$oDB || !$oDB->isSupported()) continue;
$this->supported_list[] = $db_type;
}
return $this->supported_list;
}
/**
* @brief 지원하는 DB인지에 대한 check
**/
function isSupported($db_type) {
$supported_list = DB::getSupportedList();
return in_array($db_type, $supported_list);
}
/**
* @brief 접속되었는지 return
**/
function isConnected() {
return $this->is_connected?true:false;
}
/**
* @brief 로그 남김
**/
function actStart($query) {
$this->setError(0,'success');
$this->query = $query;
$this->act_start = getMicroTime();
}
function actFinish() {
if(!$this->query ) return;
$this->act_finish = getMicroTime();
$elapsed_time = $this->act_finish - $this->act_start;
$GLOBALS['__db_elapsed_time__'] += $elapsed_time;
$str = sprintf("\t%02d. %s (%0.6f sec)\n", ++$GLOBALS['__dbcnt'], $this->query, $elapsed_time);
if($this->isError()) {
$str .= sprintf("\t Query Failed : %d\n\t\t\t %s\n", $this->errno, $this->errstr);
if(__DEBUG_DB_OUTPUT__==1) {
$debug_file = "./files/_debug_db_query.php";
$buff = sprintf("%s\n",print_r($str,true));
if($display_line) $buff = "\n====================================\n".$buff."------------------------------------\n";
if(@!$fp = fopen($debug_file,"a")) return;
fwrite($fp, $buff);
fclose($fp);
}
} else {
$str .= "\t Query Success\n";
}
$GLOBALS['__db_queries__'] .= $str;
$this->query = null;
}
/**
* @brief 에러발생시 에러 메세지를 남기고 debug 모드일때는 GLOBALS 변수에 에러 로깅
**/
function setError($errno = 0, $errstr = 'success') {
$this->errno = $errno;
$this->errstr = $errstr;
}
/**
* @brief 오류가 발생하였는지 return
**/
function isError() {
return $this->errno===0?false:true;
}
/**
* @brief 에러결과를 Object 객체로 return
**/
function getError() {
return new Object($this->errno, $this->errstr);
}
/**
* @brief query xml 파일을 실행하여 결과를 return
*
* query_id = module.queryname
* query_id에 해당하는 xml문(or 캐싱파일) 찾아서 컴파일 실행
**/
function executeQuery($query_id, $args = NULL) {
if(!$query_id) return new Object(-1, 'msg_invalid_queryid');
list($module, $id) = explode('.',$query_id);
if(!$module || !$id) return new Object(-1, 'msg_invalid_queryid');
$xml_file = sprintf('./modules/%s/queries/%s.xml', $module, $id);
if(!file_exists($xml_file)) return new Object(-1, 'msg_invalid_queryid');
// 일단 cache 파일을 찾아본다
$cache_file = sprintf('%s%s.cache.php', $this->cache_file, $query_id);
// 없으면 원본 쿼리 xml파일을 찾아서 파싱을 한다
if(!file_exists($cache_file)||filectime($cache_file)<filectime($xml_file)) {
require_once('./classes/xml/XmlQueryParser.class.php');
$oParser = new XmlQueryParser();
$oParser->parse($query_id, $xml_file, $cache_file);
}
// 쿼리를 실행한다
return $this->_executeQuery($cache_file, $args, $query_id);
}
/**
* @brief 쿼리문을 실행하고 결과를 return한다
**/
function _executeQuery($cache_file, $source_args, $query_id) {
global $lang;
if(!file_exists($cache_file)) return new Object(-1, 'msg_invalid_queryid');
if($source_args) $args = clone($source_args);
$output = @include($cache_file);
if( (is_a($output, 'Object')||is_subclass_of($output,'Object'))&&!$output->toBool()) return $output;
// action값에 따라서 쿼리 생성으로 돌입
switch($output->action) {
case 'insert' :
$output = $this->_executeInsertAct($output);
break;
case 'update' :
$output = $this->_executeUpdateAct($output);
break;
case 'delete' :
$output = $this->_executeDeleteAct($output);
break;
case 'select' :
$output = $this->_executeSelectAct($output);
break;
}
if($this->errno !=0 ) return new Object($this->errno, $this->errstr);
if(is_a($output, 'Object') || is_subclass_of($output, 'Object')) return $output;
return new Object();
}
/**
* @brief $val을 $filter_type으로 검사
* XmlQueryParser에서 사용하도록
**/
function checkFilter($key, $val, $filter_type) {
global $lang;
switch($filter_type) {
case 'email' :
case 'email_address' :
if(!eregi('^[_0-9a-z-]+(\.[_0-9a-z-]+)*@[0-9a-z-]+(\.[0-9a-z-]+)*$', $val)) return new Object(-1, sprintf($lang->filter->invalid_email, $lang->{$key}?$lang->{$key}:$key));
break;
case 'homepage' :
if(!eregi('^(http|https)+(:\/\/)+[0-9a-z_-]+\.[^ ]+$', $val)) return new Object(-1, sprintf($lang->filter->invalid_homepage, $lang->{$key}?$lang->{$key}:$key));
break;
case 'userid' :
case 'user_id' :
if(!eregi('^[a-zA-Z]+([_0-9a-zA-Z]+)*$', $val)) return new Object(-1, sprintf($lang->filter->invalid_userid, $lang->{$key}?$lang->{$key}:$key));
break;
case 'number' :
if(!eregi('^[0-9]+$', $val)) return new Object(-1, sprintf($lang->filter->invalid_number, $lang->{$key}?$lang->{$key}:$key));
break;
case 'alpha' :
if(!eregi('^[a-z]+$', $val)) return new Object(-1, sprintf($lang->filter->invalid_alpha, $lang->{$key}?$lang->{$key}:$key));
break;
case 'alpha_number' :
if(!eregi('^[0-9a-z]+$', $val)) return new Object(-1, sprintf($lang->filter->invalid_alpha_number, $lang->{$key}?$lang->{$key}:$key));
break;
}
return new Object();
}
/**
* @brief 컬럼의 타입을 구해옴
* 컬럼의 경우 a.b 같이 되어 있는 경우가 있어서 별도 함수가 필요
**/
function getColumnType($column_type_list, $name) {
if(strpos($name,'.')===false) return $column_type_list[$name];
list($prefix, $name) = explode('.',$name);
return $column_type_list[$name];
}
/**
* @brief 이름, , operation, type으로 값을 변경
* like, like_prefix의 경우 value자체가 변경됨
* type == number가 아니면 addQuotes() 하고 ' ' 묶음
**/
function getConditionValue($name, $value, $operation, $type) {
if($type == 'number') {
if(strpos($value,',')===false && strpos($value,'(')===false) return (int)$value;
return $value;
}
$value = preg_replace('/(^\'|\'$){1}/','',$value);
switch($operation) {
case 'like_prefix' :
$value = $value.'%';
break;
case 'like_tail' :
$value = '%'.$value;
break;
case 'like' :
$value = '%'.$value.'%';
break;
case 'in' :
return "'".$value."'";
break;
}
if(strpos($name,'.')!==false && strpos($value,'.')!==false) return $value;
return "'".$this->addQuotes($value)."'";
}
/**
* @brief 이름, , operation으로 조건절 작성
* 조건절을 완성하기 위해 세부 조건절 마다 정리를 해서 return
**/
function getConditionPart($name, $value, $operation) {
switch($operation) {
case 'equal' :
if(!$value) return;
return $name.' = '.$value;
break;
case 'more' :
if(!$value) return;
return $name.' >= '.$value;
break;
case 'excess' :
if(!$value) return;
return $name.' > '.$value;
break;
case 'less' :
if(!$value) return;
return $name.' <= '.$value;
break;
case 'below' :
if(!$value) return;
return $name.' < '.$value;
break;
case 'like_tail' :
case 'like_prefix' :
case 'like' :
if(!$value) return;
return $name.' like '.$value;
break;
case 'in' :
if(!$value) return;
return $name.' in ('.$value.')';
break;
case 'notequal' :
if(!$value) return;
return $name.' <> '.$value;
break;
case 'notnull' :
return $name.' is not null';
break;
case 'null' :
return $name.' is null';
break;
}
}
}
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<?php
/**
* @class DBCubrid
* @author zero (zero@nzeo.com)
* @brief Cubrid DBMS를 이용하기 위한 class
* @version 0.1
*
* cubrid 7.0 에서 테스트 하였음.
* 기본 쿼리만 사용하였기에 특화된 튜닝이 필요
**/
class DBCubrid extends DB {
/**
* @brief Cubrid DB에 접속하기 위한 정보
**/
var $hostname = '127.0.0.1'; ///< hostname
var $userid = NULL; ///< user id
var $password = NULL; ///< password
var $database = NULL; ///< database
var $port = 33000; ///< db server port
var $prefix = 'xe'; ///< 제로보드에서 사용할 테이블들의 prefix (한 DB에서 여러개의 제로보드 설치 가능)
var $cutlen = 12000; ///< 큐브리드의 최대 상수 크기(스트링이 이보다 크면 '...'+'...' 방식을 사용해야 한다
/**
* @brief cubrid에서 사용될 column type
*
* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
* DBMS에 맞게 replace 해주어야 한다
**/
var $column_type = array(
'bignumber' => 'numeric(20)',
'number' => 'integer',
'varchar' => 'character varying',
'char' => 'character',
'text' => 'character varying(1073741823)',
'bigtext' => 'character varying(1073741823)',
'date' => 'character varying(14)',
);
/**
* @brief constructor
**/
function DBCubrid() {
$this->_setDBInfo();
$this->_connect();
}
/**
* @brief 설치 가능 여부를 return
**/
function isSupported() {
if(!function_exists('cubrid_connect')) return false;
return true;
}
/**
* @brief DB정보 설정 connect/ close
**/
function _setDBInfo() {
$db_info = Context::getDBInfo();
$this->hostname = $db_info->db_hostname;
$this->userid = $db_info->db_userid;
$this->password = $db_info->db_password;
$this->database = $db_info->db_database;
$this->port = $db_info->db_port;
$this->prefix = $db_info->db_table_prefix;
if(!substr($this->prefix,-1)!='_') $this->prefix .= '_';
}
/**
* @brief DB 접속
**/
function _connect() {
// db 정보가 없으면 무시
if(!$this->hostname || !$this->userid || !$this->password || !$this->database || !$this->port) return;
// 접속시도
$this->fd = @cubrid_connect($this->hostname, $this->port, $this->database, $this->userid, $this->password);
// 접속체크
if(!$this->fd) {
$this->setError(-1, 'database connect fail');
return $this->is_connected = false;
}
$this->is_connected = true;
}
/**
* @brief DB접속 해제
**/
function close() {
if(!$this->isConnected()) return;
@cubrid_commit($this->fd);
@cubrid_disconnect($this->fd);
$this->transaction_started = false;
}
/**
* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
**/
function addQuotes($string) {
if(!$this->fd) return $string;
if(get_magic_quotes_gpc()) $string = stripslashes(str_replace("\\","\\\\",$string));
if(!is_numeric($string)) $string = str_replace("'","''",$string);
return $string;
}
/**
* @brief 트랜잭션 시작
**/
function begin() {
if(!$this->isConnected() || $this->transaction_started) return;
$this->transaction_started = true;
}
/**
* @brief 롤백
**/
function rollback() {
if(!$this->isConnected() || !$this->transaction_started) return;
@cubrid_rollback($this->fd);
$this->transaction_started = false;
}
/**
* @brief 커밋
**/
function commit() {
if(!$force && (!$this->isConnected() || !$this->transaction_started)) return;
@cubrid_commit($this->fd);
$this->transaction_started = false;
}
/**
* @brief : 쿼리문의 실행 결과의 fetch 처리
*
* query : query문 실행하고 result return\n
* fetch : reutrn 값이 없으면 NULL\n
* rows이면 array object\n
* row이면 object\n
* return\n
**/
function _query($query) {
//echo "(((".$this->backtrace().")))";
if(!$query || !$this->isConnected()) return;
// 쿼리 시작을 알림
$this->actStart($query);
// 쿼리 문 실행
$result = @cubrid_execute($this->fd, $query);
// 오류 체크
if(cubrid_error_code()) $this->setError(cubrid_error_code(), cubrid_error_msg());
// 쿼리 실행 종료를 알림
$this->actFinish();
// 결과 리턴
return $result;
}
/**
* @brief 결과를 fetch
**/
function _fetch($result) {
if(!$this->isConnected() || $this->isError() || !$result) return;
while($tmp = cubrid_fetch($result, CUBRID_OBJECT)) {
$output[] = $tmp;
}
if($result) cubrid_close_request($result);
if(count($output)==1) return $output[0];
return $output;
}
/**
* @brief 1 증가되는 sequence값을 return (cubrid의 auto_increment는 sequence테이블에서만 사용)
**/
function getNextSequence() {
$query = sprintf("select %ssequence.nextval as seq from db_root", $this->prefix);
$result = $this->_query($query);
$output = $this->_fetch($result);
return $output->seq;
}
/**
* @brief 테이블 기생성 여부 return
**/
function isTableExists($target_name) {
if($target_name == 'sequence')
$query = sprintf("select * from db_serial where name = '%s%s'", $this->prefix, $target_name);
else
$query = sprintf("select * from db_class where class_name = '%s%s'", $this->prefix, $target_name);
$result = $this->_query($query);
if(cubrid_num_rows($result)>0) $output = true;
else $output = false;
if($result) cubrid_close_request($result);
return $output;
}
/**
* @brief 특정 테이블에 특정 column 추가
**/
function addColumn($table_name, $column_name, $type='number', $size='', $default = '', $notnull=false) {
$type = $this->column_type[$type];
if(strtoupper($type)=='INTEGER') $size = '';
$query = sprintf("alter class %s%s add %s ", $this->prefix, $table_name, $column_name);
if($size) $query .= sprintf(" %s(%s) ", $type, $size);
else $query .= sprintf(" %s ", $type);
if($default) $query .= sprintf(" default '%s' ", $default);
if($notnull) $query .= " not null ";
$this->_query($query);
}
/**
* @brief 특정 테이블의 column의 정보를 return
**/
function isColumnExists($table_name, $column_name) {
$query = sprintf("select * from db_attribute where attr_name ='%s' and class_name = '%s%s'",
$column_name, $this->prefix, $table_name);
$result = $this->_query($query);
if(cubrid_num_rows($result)>0) $output = true;
else $output = false;
if($result) cubrid_close_request($result);
return $output;
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXml($xml_doc) {
return $this->_createTable($xml_doc);
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXmlFile($file_name) {
if(!file_exists($file_name)) return;
// xml 파일을 읽음
$buff = FileHandler::readFile($file_name);
return $this->_createTable($buff);
}
/**
* @brief schema xml을 이용하여 create class query생성
*
* type : number, varchar, text, char, date, \n
* opt : notnull, default, size\n
* index : primary key, index, unique\n
**/
function _createTable($xml_doc) {
// xml parsing
$oXml = new XmlParser();
$xml_obj = $oXml->parse($xml_doc);
// 테이블 생성 schema 작성
$table_name = $xml_obj->table->attrs->name;
// 만약 테이블 이름이 sequence라면 serial 생성
if($table_name == 'sequence') {
$query = sprintf('create serial %s start with 1 increment by 1 minvalue 1 maxvalue 10000000000000000000000000000000000000 nocycle;', $this->prefix.$table_name);
return $this->_query($query);
}
if($this->isTableExists($table_name)) return;
$table_name = $this->prefix.$table_name;
$query = sprintf('create class %s;', $table_name);
$this->_query($query);
$query = sprintf("call change_owner('%s','%s') on class db_root;", $table_name, $this->userid);
$this->_query($query);
if(!is_array($xml_obj->table->column)) $columns[] = $xml_obj->table->column;
else $columns = $xml_obj->table->column;
$query = sprintf("alter class %s add attribute ", $table_name);
foreach($columns as $column) {
$name = $column->attrs->name;
$type = $column->attrs->type;
$size = $column->attrs->size;
$notnull = $column->attrs->notnull;
$primary_key = $column->attrs->primary_key;
$index = $column->attrs->index;
$unique = $column->attrs->unique;
$default = $column->attrs->default;
switch($this->column_type[$type]) {
case 'integer' :
$size = null;
break;
case 'text' :
$size = null;
break;
}
if($default && !is_numeric($default)) $default = "'".$default."'";
$column_schema[] = sprintf('"%s" %s%s %s %s',
$name,
$this->column_type[$type],
$size?'('.$size.')':'',
$default?"default ".$default:'',
$notnull?'not null':''
);
if($primary_key) $primary_list[] = $name;
else if($unique) $unique_list[$unique][] = $name;
else if($index) $index_list[$index][] = $name;
}
$query .= implode(',', $column_schema).';';
$this->_query($query);
if(count($primary_list)) {
$query = sprintf("alter class %s add attribute constraint \"pkey_%s\" PRIMARY KEY(%s);", $table_name, $table_name, '"'.implode('","',$primary_list).'"');
$this->_query($query);
}
if(count($unique_list)) {
foreach($unique_list as $key => $val) {
$query = sprintf("create unique index %s_%s on %s (%s);", $table_name, $key, $table_name, '"'.implode('","',$val).'"');
$this->_query($query);
}
}
if(count($index_list)) {
foreach($index_list as $key => $val) {
$query = sprintf("create index %s_%s on %s (%s);", $table_name, $key, $table_name, '"'.implode('","',$val).'"');
$this->_query($query);
}
}
}
/**
* @brief 조건문 작성하여 return
**/
function getCondition($output) {
if(!$output->conditions) return;
$condition = "";
foreach($output->conditions as $key => $val) {
$sub_condition = '';
foreach($val['condition'] as $k =>$v) {
if(!$v['value']) continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($output->column_type,$name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type);
if(!$value) $value = $v['value'];
if(strpos($name,'.')===false) $name = '"'.$name.'"';
$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.')';
}
}
if($condition) $condition = ' where '.$condition;
return $condition;
}
/**
* @brief insertAct 처리
**/
function _executeInsertAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = '"'.$this->prefix.$key.'"';
}
// 컬럼 정리
foreach($output->columns as $key => $val) {
$name = $val['name'];
$value = $val['value'];
if($this->getColumnType($output->column_type,$name)!='number') {
$clen=strlen($value);
if ($clen <= $this->cutlen)
$value = "'".$this->addQuotes($value)."'";
else {
$wrk="";
$off=0;
while ($off<$clen) {
$wlen=$clen-$off;
if ($wlen>$this->cutlen) $wlen=$this->cutlen;
if ($off>0) $wrk .= "+\n";
$wrk .= "'".$this->addQuotes(substr($value, $off, $wlen))."'";
$off += $wlen;
}
$value = $wrk;
}
if(!$value) $value = 'null';
} elseif(!$value || is_numeric($value)) $value = (int)$value;
if(strpos($name,'.')===false) $column_list[] = '"'.$name.'"';
else $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.$key."\" as ".$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') {
$clen=strlen($value);
if ($clen <= $this->cutlen)
$value = "'".$this->addQuotes($value)."'";
else {
$wrk="";
$off=0;
while ($off<$clen) {
$wlen=$clen-$off;
if ($wlen>$this->cutlen) $wlen=$this->cutlen;
if ($off>0) $wrk .= "+\n";
$wrk .= "'".$this->addQuotes(substr($value, $off, $wlen))."'";
$off += $wlen;
}
$value = $wrk;
}
}
elseif(!$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.$key.'"';
}
// 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.$key.'" as '.$val;
}
if(!$output->columns) {
$columns = '*';
} else {
$column_list = array();
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($name == '*') {
$column_list[] = '*';
} elseif(strpos($name,'.')===false && strpos($name,'(')===false) {
if($alias) $column_list[] = sprintf('"%s" as "%s"', $name, $alias);
else $column_list[] = sprintf('"%s"',$name);
} else {
if(strpos($name,'.')!=false) {
list($prefix, $name) = explode('.',$name);
$deli=($name == '*') ? "" : "\"";
if($alias) $column_list[] = sprintf("%s.$deli%s$deli as \"%s\"", $prefix, $name, $alias);
else $column_list[] = sprintf("%s.$deli%s$deli",$prefix,$name);
} else {
if($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) return $this->_getNavigationData($table_list, $columns, $condition, $output);
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
$result = $this->_query($query);
if($this->isError()) return;
$data = $this->_fetch($result);
$buff = new Object();
$buff->data = $data;
return $buff;
}
/**
* @brief 현재 시점의 Stack trace를 보여줌.결과를 fetch
**/
function backtrace()
{
$output = "<div style='text-align: left;'>\n";
$output .= "<b>Backtrace:</b><br />\n";
$backtrace = debug_backtrace();
foreach ($backtrace as $bt) {
$args = '';
foreach ($bt['args'] as $a) {
if (!empty($args)) {
$args .= ', ';
}
switch (gettype($a)) {
case 'integer':
case 'double':
$args .= $a;
break;
case 'string':
$a = htmlspecialchars(substr($a, 0, 64)).((strlen($a) > 64) ? '...' : '');
$args .= "\"$a\"";
break;
case 'array':
$args .= 'Array('.count($a).')';
break;
case 'object':
$args .= 'Object('.get_class($a).')';
break;
case 'resource':
$args .= 'Resource('.strstr($a, '#').')';
break;
case 'boolean':
$args .= $a ? 'True' : 'False';
break;
case 'NULL':
$args .= 'Null';
break;
default:
$args .= 'Unknown';
}
}
$output .= "<br />\n";
$output .= "<b>file:</b> {$bt['line']} - {$bt['file']}<br />\n";
$output .= "<b>call:</b> {$bt['class']}{$bt['type']}{$bt['function']}($args)<br />\n";
}
$output .= "</div>\n";
return $output;
}
/**
* @brief query xml에 navigation 정보가 있을 경우 페이징 관련 작업을 처리한다
*
* 그닥 좋지는 않은 구조이지만 편리하다.. -_-;
**/
function _getNavigationData($table_list, $columns, $condition, $output) {
require_once('./classes/page/PageHandler.class.php');
// 전체 개수를 구함
$count_query = sprintf('select count(*) as "count" from %s %s', implode(',',$table_list), $condition);
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->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;
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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 = sprintf('%s for orderby_num() between %d and %d', $query, $start_count, $list_count);
}
else {
if (count($output->groups))
$query = sprintf('%s having groupby_num() between %d and %d', $query, $start_count, $list_count);
else {
if ($condition)
$query = sprintf('%s and inst_num() between %d and %d', $query, $start_count, $list_count);
else
$query = sprintf('%s where inst_num() between %d and %d', $query, $start_count, $list_count);
}
}
$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 = cubrid_fetch($result, CUBRID_OBJECT)) {
$data[$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;
}
}
?>

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@ -0,0 +1,552 @@
<?php
/**
* @class DBMysql
* @author zero (zero@nzeo.com)
* @brief MySQL DBMS를 이용하기 위한 class
* @version 0.1
*
* mysql handling class
**/
class DBMysql extends DB {
/**
* @brief Mysql DB에 접속하기 위한 정보
**/
var $hostname = '127.0.0.1'; ///< hostname
var $userid = NULL; ///< user id
var $password = NULL; ///< password
var $database = NULL; ///< database
var $prefix = 'xe'; ///< 제로보드에서 사용할 테이블들의 prefix (한 DB에서 여러개의 제로보드 설치 가능)
/**
* @brief mysql에서 사용될 column type
*
* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
* DBMS에 맞게 replace 해주어야 한다
**/
var $column_type = array(
'bignumber' => 'bigint',
'number' => 'bigint',
'varchar' => 'varchar',
'char' => 'char',
'text' => 'text',
'bigtext' => 'longtext',
'date' => 'varchar(14)',
);
/**
* @brief constructor
**/
function DBMysql() {
$this->_setDBInfo();
$this->_connect();
}
/**
* @brief 설치 가능 여부를 return
**/
function isSupported() {
if(!function_exists('mysql_connect')) return false;
return true;
}
/**
* @brief DB정보 설정 connect/ close
**/
function _setDBInfo() {
$db_info = Context::getDBInfo();
$this->hostname = $db_info->db_hostname;
$this->userid = $db_info->db_userid;
$this->password = $db_info->db_password;
$this->database = $db_info->db_database;
$this->prefix = $db_info->db_table_prefix;
if(!substr($this->prefix,-1)!='_') $this->prefix .= '_';
}
/**
* @brief DB 접속
**/
function _connect() {
// db 정보가 없으면 무시
if(!$this->hostname || !$this->userid || !$this->password || !$this->database) return;
// 접속시도
$this->fd = @mysql_connect($this->hostname, $this->userid, $this->password);
if(mysql_error()) {
$this->setError(mysql_errno(), mysql_error());
return;
}
// 버전 확인후 4.1 이하면 오류 표시
if(mysql_get_server_info($this->fd)<"4.1") {
$this->setError(-1, "zeroboard xe can not install under mysql 4.1. Current mysql version is ".mysql_get_server_info());
return;
}
// db 선택
@mysql_select_db($this->database, $this->fd);
if(mysql_error()) {
$this->setError(mysql_errno(), mysql_error());
return;
}
// 접속체크
$this->is_connected = true;
// mysql의 경우 utf8임을 지정
$this->_query("set names 'utf8'");
}
/**
* @brief DB접속 해제
**/
function close() {
if(!$this->isConnected()) return;
@mysql_close($this->fd);
}
/**
* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
**/
function addQuotes($string) {
if(get_magic_quotes_gpc()) $string = stripslashes(str_replace("\\","\\\\",$string));
if(!is_numeric($string)) $string = @mysql_escape_string($string);
return $string;
}
/**
* @brief 트랜잭션 시작
**/
function begin() {
}
/**
* @brief 롤백
**/
function rollback() {
}
/**
* @brief 커밋
**/
function commit() {
}
/**
* @brief : 쿼리문의 실행 결과의 fetch 처리
*
* query : query문 실행하고 result return\n
* fetch : reutrn 값이 없으면 NULL\n
* rows이면 array object\n
* row이면 object\n
* return\n
**/
function _query($query) {
if(!$this->isConnected()) return;
// 쿼리 시작을 알림
$this->actStart($query);
// 쿼리 문 실행
$result = @mysql_query($query, $this->fd);
// 오류 체크
if(mysql_error($this->fd)) $this->setError(mysql_errno($this->fd), mysql_error($this->fd));
// 쿼리 실행 종료를 알림
$this->actFinish();
// 결과 리턴
return $result;
}
/**
* @brief 결과를 fetch
**/
function _fetch($result) {
if(!$this->isConnected() || $this->isError() || !$result) return;
while($tmp = mysql_fetch_object($result)) {
$output[] = $tmp;
}
if(count($output)==1) return $output[0];
return $output;
}
/**
* @brief 1 증가되는 sequence값을 return (mysql의 auto_increment는 sequence테이블에서만 사용)
**/
function getNextSequence() {
$query = sprintf("insert into `%ssequence` (seq) values ('')", $this->prefix);
$this->_query($query);
$sequence = mysql_insert_id();
$query = sprintf("delete from `%ssequence` where seq < %d", $this->prefix, $sequence);
$this->_query($query);
return $sequence;
}
/**
* @brief 테이블 기생성 여부 return
**/
function isTableExists($target_name) {
$query = sprintf("show tables like '%s%s'", $this->prefix, $this->addQuotes($target_name));
$result = $this->_query($query);
$tmp = $this->_fetch($result);
if(!$tmp) return false;
return true;
}
/**
* @brief 특정 테이블에 특정 column 추가
**/
function addColumn($table_name, $column_name, $type='number', $size='', $default = '', $notnull=false) {
$type = $this->column_type[$type];
if(strtoupper($type)=='INTEGER') $size = '';
$query = sprintf("alter table %s%s add %s ", $this->prefix, $table_name, $column_name);
if($size) $query .= sprintf(" %s(%s) ", $type, $size);
else $query .= sprintf(" %s ", $type);
if($default) $query .= sprintf(" default '%s' ", $default);
if($notnull) $query .= " not null ";
$this->_query($query);
}
/**
* @brief 특정 테이블의 column의 정보를 return
**/
function isColumnExists($table_name, $column_name) {
$query = sprintf("show fields from %s%s", $this->prefix, $table_name);
$result = $this->_query($query);
if($this->isError()) return;
$output = $this->_fetch($result);
if($output) {
$column_name = strtolower($column_name);
foreach($output as $key => $val) {
$name = strtolower($val->Field);
if($column_name == $name) return true;
}
}
return false;
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXml($xml_doc) {
return $this->_createTable($xml_doc);
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXmlFile($file_name) {
if(!file_exists($file_name)) return;
// xml 파일을 읽음
$buff = FileHandler::readFile($file_name);
return $this->_createTable($buff);
}
/**
* @brief schema xml을 이용하여 create table query생성
*
* type : number, varchar, text, char, date, \n
* opt : notnull, default, size\n
* index : primary key, index, unique\n
**/
function _createTable($xml_doc) {
// xml parsing
$oXml = new XmlParser();
$xml_obj = $oXml->parse($xml_doc);
// 테이블 생성 schema 작성
$table_name = $xml_obj->table->attrs->name;
if($this->isTableExists($table_name)) return;
$table_name = $this->prefix.$table_name;
if(!is_array($xml_obj->table->column)) $columns[] = $xml_obj->table->column;
else $columns = $xml_obj->table->column;
foreach($columns as $column) {
$name = $column->attrs->name;
$type = $column->attrs->type;
$size = $column->attrs->size;
$notnull = $column->attrs->notnull;
$primary_key = $column->attrs->primary_key;
$index = $column->attrs->index;
$unique = $column->attrs->unique;
$default = $column->attrs->default;
$auto_increment = $column->attrs->auto_increment;
$column_schema[] = sprintf('`%s` %s%s %s %s %s',
$name,
$this->column_type[$type],
$size?'('.$size.')':'',
$default?"default '".$default."'":'',
$notnull?'not null':'',
$auto_increment?'auto_increment':''
);
if($primary_key) $primary_list[] = $name;
else if($unique) $unique_list[$unique][] = $name;
else if($index) $index_list[$index][] = $name;
}
if(count($primary_list)) {
$column_schema[] = sprintf("primary key (%s)", '`'.implode($primary_list,'`,`').'`');
}
if(count($unique_list)) {
foreach($unique_list as $key => $val) {
$column_schema[] = sprintf("unique %s (%s)", $key, '`'.implode($val,'`,`').'`');
}
}
if(count($index_list)) {
foreach($index_list as $key => $val) {
$column_schema[] = sprintf("index %s (%s)", $key, '`'.implode($val,'`,`').'`');
}
}
$schema = sprintf('create table `%s` (%s%s) %s;', $this->addQuotes($table_name), "\n", implode($column_schema,",\n"), "ENGINE = MYISAM CHARACTER SET utf8 COLLATE utf8_general_ci");
$output = $this->_query($schema);
if(!$output) return false;
}
/**
* @brief 조건문 작성하여 return
**/
function getCondition($output) {
if(!$output->conditions) return;
foreach($output->conditions as $key => $val) {
$sub_condition = '';
foreach($val['condition'] as $k =>$v) {
if(!$v['value']) continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($output->column_type,$name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type);
if(!$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.')';
}
}
if($condition) $condition = ' where '.$condition;
return $condition;
}
/**
* @brief insertAct 처리
**/
function _executeInsertAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = '`'.$this->prefix.$key.'`';
}
// 컬럼 정리
foreach($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.$key.'` as '.$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.$key.'`';
}
// 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.$key.'` as '.$val;
}
if(!$output->columns) {
$columns = '*';
} else {
$column_list = array();
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($name == '*') {
$column_list[] = '*';
} elseif(strpos($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) return $this->_getNavigationData($table_list, $columns, $condition, $output);
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
$result = $this->_query($query);
if($this->isError()) return;
$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, $condition, $output) {
require_once('./classes/page/PageHandler.class.php');
// 전체 개수를 구함
$count_query = sprintf("select count(*) as count from %s %s", implode(',',$table_list), $condition);
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->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;
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($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 limit %d, %d', $query, $start_count, $list_count);
$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 = mysql_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;
}
}
?>

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<?php
/**
* @class DBMysql_innodb
* @author zero (zero@nzeo.com)
* @brief MySQL DBMS를 이용하기 위한 class
* @version 0.1
*
* mysql innodb handling class
**/
class DBMysql_innodb extends DB {
/**
* @brief Mysql DB에 접속하기 위한 정보
**/
var $hostname = '127.0.0.1'; ///< hostname
var $userid = NULL; ///< user id
var $password = NULL; ///< password
var $database = NULL; ///< database
var $prefix = 'xe'; ///< 제로보드에서 사용할 테이블들의 prefix (한 DB에서 여러개의 제로보드 설치 가능)
/**
* @brief mysql에서 사용될 column type
*
* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
* DBMS에 맞게 replace 해주어야 한다
**/
var $column_type = array(
'bignumber' => 'bigint',
'number' => 'bigint',
'varchar' => 'varchar',
'char' => 'char',
'text' => 'text',
'bigtext' => 'longtext',
'date' => 'varchar(14)',
);
/**
* @brief constructor
**/
function DBMysql_innodb() {
$this->_setDBInfo();
$this->_connect();
}
/**
* @brief 설치 가능 여부를 return
**/
function isSupported() {
if(!function_exists('mysql_connect')) return false;
return true;
}
/**
* @brief DB정보 설정 connect/ close
**/
function _setDBInfo() {
$db_info = Context::getDBInfo();
$this->hostname = $db_info->db_hostname;
$this->userid = $db_info->db_userid;
$this->password = $db_info->db_password;
$this->database = $db_info->db_database;
$this->prefix = $db_info->db_table_prefix;
if(!substr($this->prefix,-1)!='_') $this->prefix .= '_';
}
/**
* @brief DB 접속
**/
function _connect() {
// db 정보가 없으면 무시
if(!$this->hostname || !$this->userid || !$this->password || !$this->database) return;
// 접속시도
$this->fd = @mysql_connect($this->hostname, $this->userid, $this->password);
if(mysql_error()) {
$this->setError(mysql_errno(), mysql_error());
return;
}
// 버전 확인후 4.1 이하면 오류 표시
if(mysql_get_server_info($this->fd)<"4.1") {
$this->setError(-1, "zeroboard xe can not install under mysql 4.1. Current mysql version is ".mysql_get_server_info());
return;
}
// db 선택
@mysql_select_db($this->database, $this->fd);
if(mysql_error()) {
$this->setError(mysql_errno(), mysql_error());
return;
}
// 접속체크
$this->is_connected = true;
// mysql의 경우 utf8임을 지정
$this->_query("set names 'utf8'");
}
/**
* @brief DB접속 해제
**/
function close() {
if(!$this->isConnected()) return;
$this->_query("commit");
@mysql_close($this->fd);
}
/**
* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
**/
function addQuotes($string) {
if(get_magic_quotes_gpc()) $string = stripslashes(str_replace("\\","\\\\",$string));
if(!is_numeric($string)) $string = @mysql_escape_string($string);
return $string;
}
/**
* @brief 트랜잭션 시작
**/
function begin() {
if(!$this->isConnected() || $this->transaction_started) return;
$this->_query("begin");
}
/**
* @brief 롤백
**/
function rollback() {
if(!$this->isConnected() || !$this->transaction_started) return;
$this->_query("rollback");
$this->transaction_started = false;
}
/**
* @brief 커밋
**/
function commit($force = false) {
if(!$force && (!$this->isConnected() || !$this->transaction_started)) return;
$this->_query("commit");
$this->transaction_started = false;
}
/**
* @brief : 쿼리문의 실행 결과의 fetch 처리
*
* query : query문 실행하고 result return\n
* fetch : reutrn 값이 없으면 NULL\n
* rows이면 array object\n
* row이면 object\n
* return\n
**/
function _query($query) {
if(!$this->isConnected()) return;
// 쿼리 시작을 알림
$this->actStart($query);
// 쿼리 문 실행
$result = @mysql_query($query, $this->fd);
// 오류 체크
if(mysql_error($this->fd)) $this->setError(mysql_errno($this->fd), mysql_error($this->fd));
// 쿼리 실행 종료를 알림
$this->actFinish();
// 결과 리턴
return $result;
}
/**
* @brief 결과를 fetch
**/
function _fetch($result) {
if(!$this->isConnected() || $this->isError() || !$result) return;
while($tmp = mysql_fetch_object($result)) {
$output[] = $tmp;
}
if(count($output)==1) return $output[0];
return $output;
}
/**
* @brief 1 증가되는 sequence값을 return (mysql의 auto_increment는 sequence테이블에서만 사용)
**/
function getNextSequence() {
$query = sprintf("insert into `%ssequence` (seq) values ('')", $this->prefix);
$this->_query($query);
$sequence = mysql_insert_id();
$query = sprintf("delete from `%ssequence` where seq < %d", $this->prefix, $sequence);
$this->_query($query);
return $sequence;
}
/**
* @brief 테이블 기생성 여부 return
**/
function isTableExists($target_name) {
$query = sprintf("show tables like '%s%s'", $this->prefix, $this->addQuotes($target_name));
$result = $this->_query($query);
$tmp = $this->_fetch($result);
if(!$tmp) return false;
return true;
}
/**
* @brief 특정 테이블에 특정 column 추가
**/
function addColumn($table_name, $column_name, $type='number', $size='', $default = '', $notnull=false) {
$type = $this->column_type[$type];
if(strtoupper($type)=='INTEGER') $size = '';
$query = sprintf("alter table %s%s add %s ", $this->prefix, $table_name, $column_name);
if($size) $query .= sprintf(" %s(%s) ", $type, $size);
else $query .= sprintf(" %s ", $type);
if($default) $query .= sprintf(" default '%s' ", $default);
if($notnull) $query .= " not null ";
$this->_query($query);
}
/**
* @brief 특정 테이블의 column의 정보를 return
**/
function isColumnExists($table_name, $column_name) {
$query = sprintf("show fields from %s%s", $this->prefix, $table_name);
$result = $this->_query($query);
if($this->isError()) return;
$output = $this->_fetch($result);
if($output) {
$column_name = strtolower($column_name);
foreach($output as $key => $val) {
$name = strtolower($val->Field);
if($column_name == $name) return true;
}
}
return false;
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXml($xml_doc) {
return $this->_createTable($xml_doc);
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXmlFile($file_name) {
if(!file_exists($file_name)) return;
// xml 파일을 읽음
$buff = FileHandler::readFile($file_name);
return $this->_createTable($buff);
}
/**
* @brief schema xml을 이용하여 create table query생성
*
* type : number, varchar, text, char, date, \n
* opt : notnull, default, size\n
* index : primary key, index, unique\n
**/
function _createTable($xml_doc) {
// xml parsing
$oXml = new XmlParser();
$xml_obj = $oXml->parse($xml_doc);
// 테이블 생성 schema 작성
$table_name = $xml_obj->table->attrs->name;
if($this->isTableExists($table_name)) return;
$table_name = $this->prefix.$table_name;
if(!is_array($xml_obj->table->column)) $columns[] = $xml_obj->table->column;
else $columns = $xml_obj->table->column;
foreach($columns as $column) {
$name = $column->attrs->name;
$type = $column->attrs->type;
$size = $column->attrs->size;
$notnull = $column->attrs->notnull;
$primary_key = $column->attrs->primary_key;
$index = $column->attrs->index;
$unique = $column->attrs->unique;
$default = $column->attrs->default;
$auto_increment = $column->attrs->auto_increment;
$column_schema[] = sprintf('`%s` %s%s %s %s %s',
$name,
$this->column_type[$type],
$size?'('.$size.')':'',
$default?"default '".$default."'":'',
$notnull?'not null':'',
$auto_increment?'auto_increment':''
);
if($primary_key) $primary_list[] = $name;
else if($unique) $unique_list[$unique][] = $name;
else if($index) $index_list[$index][] = $name;
}
if(count($primary_list)) {
$column_schema[] = sprintf("primary key (%s)", '`'.implode($primary_list,'`,`').'`');
}
if(count($unique_list)) {
foreach($unique_list as $key => $val) {
$column_schema[] = sprintf("unique %s (%s)", $key, '`'.implode($val,'`,`').'`');
}
}
if(count($index_list)) {
foreach($index_list as $key => $val) {
$column_schema[] = sprintf("index %s (%s)", $key, '`'.implode($val,'`,`').'`');
}
}
$schema = sprintf('create table `%s` (%s%s) %s;', $this->addQuotes($table_name), "\n", implode($column_schema,",\n"), "ENGINE = INNODB CHARACTER SET utf8 COLLATE utf8_general_ci");
$output = $this->_query($schema);
if(!$output) return false;
}
/**
* @brief 조건문 작성하여 return
**/
function getCondition($output) {
if(!$output->conditions) return;
foreach($output->conditions as $key => $val) {
$sub_condition = '';
foreach($val['condition'] as $k =>$v) {
if(!$v['value']) continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($output->column_type,$name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type);
if(!$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.')';
}
}
if($condition) $condition = ' where '.$condition;
return $condition;
}
/**
* @brief insertAct 처리
**/
function _executeInsertAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = '`'.$this->prefix.$key.'`';
}
// 컬럼 정리
foreach($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.$key.'` as '.$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.$key.'`';
}
// 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.$key.'` as '.$val;
}
if(!$output->columns) {
$columns = '*';
} else {
$column_list = array();
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($name == '*') {
$column_list[] = '*';
} elseif(strpos($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) return $this->_getNavigationData($table_list, $columns, $condition, $output);
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
$result = $this->_query($query);
if($this->isError()) return;
$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, $condition, $output) {
require_once('./classes/page/PageHandler.class.php');
// 전체 개수를 구함
$count_query = sprintf("select count(*) as count from %s %s", implode(',',$table_list), $condition);
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->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;
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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 = sprintf('%s limit %d, %d', $query, $start_count, $list_count);
$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 = mysql_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;
}
}
?>

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<?php
/**
* @class DBSqlite2
* @author zero (zero@nzeo.com)
* @brief SQLite ver 2.x 이용하기 위한 class
* @version 0.1
*
* sqlite handling class (sqlite ver 2.x)
**/
class DBSqlite2 extends DB {
/**
* DB를 이용하기 위한 정보
**/
var $database = NULL; ///< database
var $prefix = 'xe'; ///< 제로보드에서 사용할 테이블들의 prefix (한 DB에서 여러개의 제로보드 설치 가능)
/**
* @brief sqlite 에서 사용될 column type
*
* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
* DBMS에 맞게 replace 해주어야 한다
**/
var $column_type = array(
'bignumber' => 'INTEGER',
'number' => 'INTEGER',
'varchar' => 'VARHAR',
'char' => 'CHAR',
'text' => 'TEXT',
'bigtext' => 'TEXT',
'date' => 'VARCHAR(14)',
);
/**
* @brief constructor
**/
function DBSqlite2() {
$this->_setDBInfo();
$this->_connect();
}
/**
* @brief 설치 가능 여부를 return
**/
function isSupported() {
if(!function_exists('sqlite_open')) return false;
return true;
}
/**
* @brief DB정보 설정 connect/ close
**/
function _setDBInfo() {
$db_info = Context::getDBInfo();
$this->database = $db_info->db_database;
$this->prefix = $db_info->db_table_prefix;
if(!substr($this->prefix,-1)!='_') $this->prefix .= '_';
}
/**
* @brief DB 접속
**/
function _connect() {
// db 정보가 없으면 무시
if(!$this->database) return;
// 데이터 베이스 파일 접속 시도
$this->fd = sqlite_open($this->database, 0666, &$error);
if(!file_exists($this->database) || $error) {
$this->setError(-1,$error);
$this->is_connected = false;
return;
}
// 접속체크
$this->is_connected = true;
}
/**
* @brief DB접속 해제
**/
function close() {
if(!$this->isConnected()) return;
sqlite_close($this->fd);
}
/**
* @brief 트랜잭션 시작
**/
function begin() {
if(!$this->is_connected || $this->transaction_started) return;
if($this->_query("BEGIN;")) $this->transaction_started = true;
}
/**
* @brief 롤백
**/
function rollback() {
if(!$this->is_connected || !$this->transaction_started) return;
$this->_query("ROLLBACK;");
$this->transaction_started = false;
}
/**
* @brief 커밋
**/
function commit($force = false) {
if(!$force && (!$this->isConnected() || !$this->transaction_started)) return;
if(!$this->is_connected || !$this->transaction_started) return;
$this->_query("COMMIT;");
$this->transaction_started = false;
}
/**
* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
**/
function addQuotes($string) {
if(get_magic_quotes_gpc()) $string = stripslashes(str_replace("\\","\\\\",$string));
if(!is_numeric($string)) $string = str_replace("'","''", $string);
return $string;
}
/**
* @brief : 쿼리문의 실행 결과의 fetch 처리
*
* query : query문 실행하고 result return\n
* fetch : reutrn 값이 없으면 NULL\n
* rows이면 array object\n
* row이면 object\n
* return\n
**/
function _query($query) {
if(!$this->isConnected()) return;
// 쿼리 시작을 알림
$this->actStart($query);
// 쿼리 문 실행
$result = @sqlite_query($query, $this->fd);
// 오류 체크
if(sqlite_last_error($this->fd)) $this->setError(sqlite_last_error($this->fd), sqlite_error_string(sqlite_last_error($this->fd)));
// 쿼리 실행 알림
$this->actFinish();
return $result;
}
/**
* @brief 결과를 fetch
**/
function _fetch($result) {
if($this->isError() || !$result) return;
while($tmp = sqlite_fetch_array($result, SQLITE_ASSOC)) {
unset($obj);
foreach($tmp as $key => $val) {
$pos = strpos($key, '.');
if($pos) $key = substr($key, $pos+1);
$obj->{$key} = $val;
}
$output[] = $obj;
}
if(count($output)==1) return $output[0];
return $output;
}
/**
* @brief 1 증가되는 sequence값을 return
**/
function getNextSequence() {
$query = sprintf("insert into %ssequence (seq) values ('')", $this->prefix);
$this->_query($query);
$sequence = sqlite_last_insert_rowid($this->fd);
$query = sprintf("delete from %ssequence where seq < %d", $this->prefix, $sequence);
$this->_query($query);
return $sequence;
}
/**
* @brief 테이블 기생성 여부 return
**/
function isTableExists($target_name) {
$query = sprintf('pragma table_info(%s%s)', $this->prefix, $this->addQuotes($target_name));
$result = $this->_query($query);
if(sqlite_num_rows($result)==0) return false;
return true;
}
/**
* @brief 특정 테이블에 특정 column 추가
**/
function addColumn($table_name, $column_name, $type='number', $size='', $default = '', $notnull=false) {
$type = $this->column_type[$type];
if(strtoupper($type)=='INTEGER') $size = '';
$query = sprintf("alter table %s%s add %s ", $this->prefix, $table_name, $column_name);
if($size) $query .= sprintf(" %s(%s) ", $type, $size);
else $query .= sprintf(" %s ", $type);
if($default) $query .= sprintf(" default '%s' ", $default);
if($notnull) $query .= " not null ";
return $this->_query($query);
}
/**
* @brief 특정 테이블의 column의 정보를 return
**/
function isColumnExists($table_name, $column_name) {
$query = sprintf("pragma table_info(%s%s)", $this->prefix, $table_name);
$result = $this->_query($query);
$output = $this->_fetch($result);
if($output) {
$column_name = strtolower($column_name);
foreach($output as $key => $val) {
$name = strtolower($val->name);
if($column_name == $name) return true;
}
}
return false;
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXml($xml_doc) {
return $this->_createTable($xml_doc);
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXmlFile($file_name) {
if(!file_exists($file_name)) return;
// xml 파일을 읽음
$buff = FileHandler::readFile($file_name);
return $this->_createTable($buff);
}
/**
* @brief schema xml을 이용하여 create table query생성
*
* type : number, varchar, text, char, date, \n
* opt : notnull, default, size\n
* index : primary key, index, unique\n
**/
function _createTable($xml_doc) {
// xml parsing
$oXml = new XmlParser();
$xml_obj = $oXml->parse($xml_doc);
// 테이블 생성 schema 작성
$table_name = $xml_obj->table->attrs->name;
if($this->isTableExists($table_name)) return;
$table_name = $this->prefix.$table_name;
if(!is_array($xml_obj->table->column)) $columns[] = $xml_obj->table->column;
else $columns = $xml_obj->table->column;
foreach($columns as $column) {
$name = $column->attrs->name;
$type = $column->attrs->type;
if(strtoupper($this->column_type[$type])=='INTEGER') $size = '';
else $size = $column->attrs->size;
$notnull = $column->attrs->notnull;
$primary_key = $column->attrs->primary_key;
$index = $column->attrs->index;
$unique = $column->attrs->unique;
$default = $column->attrs->default;
$auto_increment = $column->attrs->auto_increment;
if($auto_increment) {
$column_schema[] = sprintf('%s %s %s',
$name,
$this->column_type[$type],
$auto_increment?'AUTOINCREMENT':''
);
} else {
$column_schema[] = sprintf('%s %s%s %s %s %s %s',
$name,
$this->column_type[$type],
$size?'('.$size.')':'',
$notnull?'NOT NULL':'',
$primary_key?'PRIMARY KEY':'',
$default?"DEFAULT '".$default."'":'',
$auto_increment?'AUTOINCREMENT':''
);
}
if($unique) $unique_list[$unique][] = $name;
else if($index) $index_list[$index][] = $name;
}
$schema = sprintf('CREATE TABLE %s (%s%s) ;', $this->addQuotes($table_name)," ", implode($column_schema,", "));
$this->_query($schema);
if(count($unique_list)) {
foreach($unique_list as $key => $val) {
$query = sprintf('CREATE UNIQUE INDEX %s_%s ON %s (%s)', $this->addQuotes($table_name), $key, $this->addQuotes($table_name), implode(',',$val));
$this->_query($query);
}
}
if(count($index_list)) {
foreach($index_list as $key => $val) {
$query = sprintf('CREATE INDEX %s_%s ON %s (%s)', $this->addQuotes($table_name), $key, $this->addQuotes($table_name), implode(',',$val));
$this->_query($query);
}
}
}
/**
* @brief 조건문 작성하여 return
**/
function getCondition($output) {
if(!$output->conditions) return;
foreach($output->conditions as $key => $val) {
$sub_condition = '';
foreach($val['condition'] as $k =>$v) {
if(!$v['value']) continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($output->column_type,$name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type);
if(!$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.')';
}
}
if($condition) $condition = ' where '.$condition;
return $condition;
}
/**
* @brief insertAct 처리
**/
function _executeInsertAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = $this->prefix.$key;
}
// 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) {
$table_count = count(array_values($output->tables));
// 대상 테이블이 1개일 경우
if($table_count == 1) {
// 테이블 정리
list($target_table) = array_keys($output->tables);
$target_table = $this->prefix.$target_table;
// 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", $target_table, implode(',',$column_list), $condition);
// 대상 테이블이 2개일 경우 (sqlite에서 update 테이블을 1개 이상 지정 못해서 이렇게 꽁수로... 다른 방법이 있으려나..)
} elseif($table_count == 2) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[$val] = $this->prefix.$val;
}
list($source_table, $target_table) = array_values($table_list);
// 조건절 정리
$condition = $this->getCondition($output);
foreach($table_list as $key => $val) {
$condition = eregi_replace($key.'\\.', $val.'.', $condition);
}
// 컬럼 정리
foreach($output->columns as $key => $val) {
if(!isset($val['value'])) continue;
$name = $val['name'];
$value = $val['value'];
list($s_prefix, $s_column) = explode('.',$name);
list($t_prefix, $t_column) = explode('.',$value);
$s_table = $table_list[$s_prefix];
$t_table = $table_list[$t_prefix];
$column_list[] = sprintf(' %s = (select %s from %s %s) ', $s_column, $t_column, $t_table, $condition);
}
$query = sprintf('update %s set %s where exists(select * from %s %s)', $source_table, implode(',', $column_list), $target_table, $condition);
} else {
return;
}
return $this->_query($query);
}
/**
* @brief deleteAct 처리
**/
function _executeDeleteAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = $this->prefix.$key;
}
// 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[] = $this->prefix.$key.' as '.$val;
}
if(!$output->columns) {
$columns = '*';
} else {
$column_list = array();
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($name == '*') {
$column_list[] = '*';
} elseif(strpos($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) return $this->_getNavigationData($table_list, $columns, $condition, $output);
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
$result = $this->_query($query);
if($this->isError()) return;
$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, $condition, $output) {
require_once('./classes/page/PageHandler.class.php');
// 전체 개수를 구함
$count_query = sprintf("select count(*) as count from %s %s", implode(',',$table_list), $condition);
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->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;
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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 = sprintf('%s limit %d, %d', $query, $start_count, $list_count);
$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 $buff;
}
if($result) {
$virtual_no = $total_count - ($page-1)*$list_count;
while($tmp = sqlite_fetch_array($result, SQLITE_ASSOC)) {
unset($obj);
foreach($tmp as $key => $val) {
$pos = strpos($key, '.');
if($pos) $key = substr($key, $pos+1);
$obj->{$key} = $val;
}
$data[$virtual_no--] = $obj;
}
}
$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;
}
}
?>

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@ -0,0 +1,647 @@
<?php
/**
* @class DBSqlite3_pdo
* @author zero (zero@nzeo.com)
* @brief SQLite3를 PDO로 이용하여 class
* @version 0.1
**/
class DBSqlite3_pdo extends DB {
/**
* DB를 이용하기 위한 정보
**/
var $database = NULL; ///< database
var $prefix = 'xe'; ///< 제로보드에서 사용할 테이블들의 prefix (한 DB에서 여러개의 제로보드 설치 가능)
/**
* PDO 사용시 필요한 변수들
**/
var $handler = NULL;
var $stmt = NULL;
var $bind_idx = 0;
var $bind_vars = array();
/**
* @brief sqlite3 에서 사용될 column type
*
* column_type은 schema/query xml에서 공통 선언된 type을 이용하기 때문에
* DBMS에 맞게 replace 해주어야 한다
**/
var $column_type = array(
'bignumber' => 'INTEGER',
'number' => 'INTEGER',
'varchar' => 'VARHAR',
'char' => 'CHAR',
'text' => 'TEXT',
'bigtext' => 'TEXT',
'date' => 'VARCHAR(14)',
);
/**
* @brief constructor
**/
function DBSqlite3_pdo() {
$this->_setDBInfo();
$this->_connect();
}
/**
* @brief 설치 가능 여부를 return
**/
function isSupported() {
if(!class_exists('PDO')) return false;
return true;
}
/**
* @brief DB정보 설정 connect/ close
**/
function _setDBInfo() {
$db_info = Context::getDBInfo();
$this->database = $db_info->db_database;
$this->prefix = $db_info->db_table_prefix;
if(!substr($this->prefix,-1)!='_') $this->prefix .= '_';
}
/**
* @brief DB 접속
**/
function _connect() {
// db 정보가 없으면 무시
if(!$this->database) return;
// 데이터 베이스 파일 접속 시도
$this->handler = new PDO('sqlite:'.$this->database);
if(!file_exists($this->database) || $error) {
$this->setError(-1,'permission denied to access database');
//$this->setError(-1,$error);
$this->is_connected = false;
return;
}
// 접속체크
$this->is_connected = true;
}
/**
* @brief DB접속 해제
**/
function close() {
if(!$this->isConnected()) return;
$this->commit();
}
/**
* @brief 트랜잭션 시작
**/
function begin() {
if(!$this->isConnected() || $this->transaction_started) return;
if($this->handler->beginTransaction()) $this->transaction_started = true;
}
/**
* @brief 롤백
**/
function rollback() {
if(!$this->isConnected() || !$this->transaction_started) return;
$this->handler->rollBack();
$this->transaction_started = false;
}
/**
* @brief 커밋
**/
function commit($force = false) {
if(!$force && (!$this->isConnected() || !$this->transaction_started)) return;
$this->handler->commit();
$this->transaction_started = false;
}
/**
* @brief 쿼리에서 입력되는 문자열 변수들의 quotation 조절
**/
function addQuotes($string) {
if(get_magic_quotes_gpc()) $string = stripslashes(str_replace("\\","\\\\",$string));
if(!is_numeric($string)) $string = str_replace("'","''",$string);
return $string;
}
/**
* @brief : 쿼리문의 prepare
**/
function _prepare($query) {
if(!$this->isConnected()) return;
// 쿼리 시작을 알림
$this->actStart($query);
$this->stmt = $this->handler->prepare($query);
if($this->handler->errorCode() != '00000') {
$this->setError($this->handler->errorCode(), print_r($this->handler->errorInfo(),true));
$this->actFinish();
}
$this->bind_idx = 0;
$this->bind_vars = array();
}
/**
* @brief : stmt에 binding params
**/
function _bind($val) {
if(!$this->isConnected() || !$this->stmt) return;
$this->bind_idx ++;
$this->bind_vars[] = $val;
$this->stmt->bindParam($this->bind_idx, $val);
}
/**
* @brief : prepare된 쿼리의 execute
**/
function _execute() {
if(!$this->isConnected() || !$this->stmt) return;
$this->stmt->execute();
if($this->stmt->errorCode() === '00000') {
$output = null;
while($tmp = $this->stmt->fetch(PDO::FETCH_ASSOC)) {
unset($obj);
foreach($tmp as $key => $val) {
$pos = strpos($key, '.');
if($pos) $key = substr($key, $pos+1);
$obj->{$key} = str_replace("''","'",$val);
}
$output[] = $obj;
}
} else {
$this->setError($this->stmt->errorCode(),print_r($this->stmt->errorInfo(),true));
}
$this->stmt = null;
$this->actFinish();
if(is_array($output) && count($output)==1) return $output[0];
return $output;
}
/**
* @brief 1 증가되는 sequence값을 return
**/
function getNextSequence() {
$query = sprintf("insert into %ssequence (seq) values (NULL)", $this->prefix);
$this->_prepare($query);
$result = $this->_execute();
$sequence = $this->handler->lastInsertId();
$query = sprintf("delete from %ssequence where seq < %d", $this->prefix, $sequence);
$this->_prepare($query);
$result = $this->_execute();
return $sequence;
}
/**
* @brief 테이블 기생성 여부 return
**/
function isTableExists($target_name) {
$query = sprintf('pragma table_info(%s%s)', $this->prefix, $target_name);
$this->_prepare($query);
if(!$this->_execute()) return false;
return true;
}
/**
* @brief 특정 테이블에 특정 column 추가
**/
function addColumn($table_name, $column_name, $type='number', $size='', $default = '', $notnull=false) {
$type = $this->column_type[$type];
if(strtoupper($type)=='INTEGER') $size = '';
$query = sprintf("alter table %s%s add %s ", $this->prefix, $table_name, $column_name);
if($size) $query .= sprintf(" %s(%s) ", $type, $size);
else $query .= sprintf(" %s ", $type);
if($default) $query .= sprintf(" default '%s' ", $default);
if($notnull) $query .= " not null ";
$this->_prepare($query);
return $this->_execute();
}
/**
* @brief 특정 테이블의 column의 정보를 return
**/
function isColumnExists($table_name, $column_name) {
$query = sprintf("pragma table_info(%s%s)", $this->prefix, $table_name);
$this->_prepare($query);
$output = $this->_execute();
if($output) {
$column_name = strtolower($column_name);
foreach($output as $key => $val) {
$name = strtolower($val->name);
if($column_name == $name) return true;
}
}
return false;
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXml($xml_doc) {
return $this->_createTable($xml_doc);
}
/**
* @brief xml 받아서 테이블을 생성
**/
function createTableByXmlFile($file_name) {
if(!file_exists($file_name)) return;
// xml 파일을 읽음
$buff = FileHandler::readFile($file_name);
return $this->_createTable($buff);
}
/**
* @brief schema xml을 이용하여 create table query생성
*
* type : number, varchar, text, char, date, \n
* opt : notnull, default, size\n
* index : primary key, index, unique\n
**/
function _createTable($xml_doc) {
// xml parsing
$oXml = new XmlParser();
$xml_obj = $oXml->parse($xml_doc);
// 테이블 생성 schema 작성
$table_name = $xml_obj->table->attrs->name;
if($this->isTableExists($table_name)) return;
$table_name = $this->prefix.$table_name;
if(!is_array($xml_obj->table->column)) $columns[] = $xml_obj->table->column;
else $columns = $xml_obj->table->column;
foreach($columns as $column) {
$name = $column->attrs->name;
$type = $column->attrs->type;
if(strtoupper($this->column_type[$type])=='INTEGER') $size = '';
else $size = $column->attrs->size;
$notnull = $column->attrs->notnull;
$primary_key = $column->attrs->primary_key;
$index = $column->attrs->index;
$unique = $column->attrs->unique;
$default = $column->attrs->default;
$auto_increment = $column->attrs->auto_increment;
if($auto_increment) {
$column_schema[] = sprintf('%s %s PRIMARY KEY %s',
$name,
$this->column_type[$type],
$auto_increment?'AUTOINCREMENT':''
);
} else {
$column_schema[] = sprintf('%s %s%s %s %s %s',
$name,
$this->column_type[$type],
$size?'('.$size.')':'',
$notnull?'NOT NULL':'',
$primary_key?'PRIMARY KEY':'',
$default?"DEFAULT '".$default."'":''
);
}
if($unique) $unique_list[$unique][] = $name;
else if($index) $index_list[$index][] = $name;
}
$schema = sprintf('CREATE TABLE %s (%s%s) ;', $table_name," ", implode($column_schema,", "));
$this->_prepare($schema);
$this->_execute();
if($this->isError()) return;
if(count($unique_list)) {
foreach($unique_list as $key => $val) {
$query = sprintf('CREATE UNIQUE INDEX %s_%s ON %s (%s)', $this->addQuotes($table_name), $key, $this->addQuotes($table_name), implode(',',$val));
$this->_prepare($query);
$this->_execute();
if($this->isError()) $this->rollback();
}
}
if(count($index_list)) {
foreach($index_list as $key => $val) {
$query = sprintf('CREATE INDEX %s_%s ON %s (%s)', $this->addQuotes($table_name), $key, $this->addQuotes($table_name), implode(',',$val));
$this->_prepare($query);
$this->_execute();
if($this->isError()) $this->rollback();
}
}
}
/**
* @brief 조건문 작성하여 return
**/
function getCondition($output) {
if(!$output->conditions) return;
foreach($output->conditions as $key => $val) {
$sub_condition = '';
foreach($val['condition'] as $k =>$v) {
if(!$v['value']) continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($output->column_type,$name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type);
if(!$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.')';
}
}
if($condition) $condition = ' where '.$condition;
return $condition;
}
/**
* @brief insertAct 처리
**/
function _executeInsertAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = $this->prefix.$key;
}
// 컬럼 정리
foreach($output->columns as $key => $val) {
$name = $val['name'];
$value = $val['value'];
$key_list[] = $name;
if($output->column_type[$name]!='number') $val_list[] = $this->addQuotes($value);
else {
if(!$value || is_numeric($value)) $value = (int)$value;
$val_list[] = $value;
}
$prepare_list[] = '?';
}
$query = sprintf("INSERT INTO %s (%s) VALUES (%s);", implode(',',$table_list), implode(',',$key_list), implode(',',$prepare_list));
$this->_prepare($query);
$val_count = count($val_list);
for($i=0;$i<$val_count;$i++) $this->_bind($val_list[$i]);
return $this->_execute();
}
/**
* @brief updateAct 처리
**/
function _executeUpdateAct($output) {
$table_count = count(array_values($output->tables));
// 대상 테이블이 1개일 경우
if($table_count == 1) {
// 테이블 정리
list($target_table) = array_keys($output->tables);
$target_table = $this->prefix.$target_table;
// 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", $target_table, implode(',',$column_list), $condition);
// 대상 테이블이 2개일 경우 (sqlite에서 update 테이블을 1개 이상 지정 못해서 이렇게 꽁수로... 다른 방법이 있으려나..)
} elseif($table_count == 2) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[$val] = $this->prefix.$val;
}
list($source_table, $target_table) = array_values($table_list);
// 조건절 정리
$condition = $this->getCondition($output);
foreach($table_list as $key => $val) {
$condition = eregi_replace($key.'\\.', $val.'.', $condition);
}
// 컬럼 정리
foreach($output->columns as $key => $val) {
if(!isset($val['value'])) continue;
$name = $val['name'];
$value = $val['value'];
list($s_prefix, $s_column) = explode('.',$name);
list($t_prefix, $t_column) = explode('.',$value);
$s_table = $table_list[$s_prefix];
$t_table = $table_list[$t_prefix];
$column_list[] = sprintf(' %s = (select %s from %s %s) ', $s_column, $t_column, $t_table, $condition);
}
$query = sprintf('update %s set %s where exists(select * from %s %s)', $source_table, implode(',', $column_list), $target_table, $condition);
} else {
return;
}
$this->_prepare($query);
return $this->_execute();
}
/**
* @brief deleteAct 처리
**/
function _executeDeleteAct($output) {
// 테이블 정리
foreach($output->tables as $key => $val) {
$table_list[] = $this->prefix.$key;
}
// 조건절 정리
$condition = $this->getCondition($output);
$query = sprintf("delete from %s %s", implode(',',$table_list), $condition);
$this->_prepare($query);
return $this->_execute();
}
/**
* @brief selectAct 처리
*
* select의 경우 특정 페이지의 목록을 가져오는 것을 편하게 하기 위해\n
* navigation이라는 method를 제공
**/
function _executeSelectAct($output) {
// 테이블 정리
$table_list = array();
foreach($output->tables as $key => $val) {
$table_list[] = $this->prefix.$key.' as '.$val;
}
if(!$output->columns) {
$columns = '*';
} else {
$column_list = array();
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($name == '*') {
$column_list[] = '*';
} elseif(strpos($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) return $this->_getNavigationData($table_list, $columns, $condition, $output);
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
$this->_prepare($query);
$data = $this->_execute();
if($this->isError()) return;
$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, $condition, $output) {
require_once('./classes/page/PageHandler.class.php');
// 전체 개수를 구함
$count_query = sprintf("select count(*) as count from %s %s", implode(',',$table_list), $condition);
$this->_prepare($count_query);
$count_output = $this->_execute();
$total_count = (int)$count_output->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;
$query = sprintf("select %s from %s %s", $columns, implode(',',$table_list), $condition);
if(count($output->groups)) $query .= sprintf(' group by %s', implode(',',$output->groups));
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);
}
// return 결과물 생성
$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);
// 쿼리 실행
$query = sprintf('%s limit %d, %d', $query, $start_count, $list_count);
$this->_prepare($query);
if($this->isError()) {
$this->setError($this->handler->errorCode(), print_r($this->handler->errorInfo(),true));
$this->actFinish();
return $buff;
}
$this->stmt->execute();
if($this->stmt->errorCode() != '00000') {
$this->setError($this->stmt->errorCode(), print_r($this->stmt->errorInfo(),true));
$this->actFinish();
return $buff;
}
$output = null;
$virtual_no = $total_count - ($page-1)*$list_count;
while($tmp = $this->stmt->fetch(PDO::FETCH_ASSOC)) {
unset($obj);
foreach($tmp as $key => $val) {
$pos = strpos($key, '.');
if($pos) $key = substr($key, $pos+1);
$obj->{$key} = $val;
}
$data[$virtual_no--] = $obj;
}
$this->stmt = null;
$this->actFinish();
$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;
}
}
?>