source: temp/trunk/data/class/SC_Query.php @ 1328

<?php
class SC_Query {
    var $option;
    var $where;
    var $conn;
    
    // ¥³¥ó¥¹¥È¥é¥¯¥¿
    function SC_Query($dsn = "") {
        $this->conn = new SC_DBconn($dsn);
        $this->where = "";
        return $this->conn;
    }
    
    // COUNTʸ¤Î¼Â¹Ô
    function count($table, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlse = "SELECT COUNT(*) FROM $table";
        } else {
            $sqlse = "SELECT COUNT(*) FROM $table WHERE $where";
        }
        // ¥«¥¦¥ó¥Èʸ¤Î¼Â¹Ô
        $ret = $this->conn->getOne($sqlse, $arrval);

        return $ret;
    }
    
    function select($col, $table, $where = "", $arrval = array()){
        $sqlse = $this->getsql($col, $table, $where);
        $ret = $this->conn->getAll($sqlse, $arrval);

        return $ret;
    }

    function getLastQuery($disp = false) {
        $sql = $this->conn->conn->last_query;
        if($disp) { 
            print($sql.";<br />\n");
        }
        return $sql;
    }

    function commit() {
        $this->conn->query("COMMIT");
    }
    
    function begin() {
        $this->conn->query("BEGIN");
    }
    
    function rollback() {
        $this->conn->query("ROLLBACK");
    }
    
    function exec($str, $arrval = array()) {
        $this->conn->query($str, $arrval);
    }
    
    function autoselect($col, $table, $arrwhere = array(), $arrcon = array()) {
        $strw = "";         
        $find = false;
        foreach ($arrwhere as $key => $val) {
            if(strlen($val) > 0) {
                if(strlen($strw) <= 0) {
                    $strw .= $key ." LIKE ?";
                } else if(strlen($arrcon[$key]) > 0) {
                    $strw .= " ". $arrcon[$key]. " " . $key ." LIKE ?";
                } else {
                    $strw .= " AND " . $key ." LIKE ?";
                }
                
                $arrval[] = $val;
            }
        }
        
        if(strlen($strw) > 0) {
            $sqlse = "SELECT $col FROM $table WHERE $strw ".$this->option;
        } else {
            $sqlse = "SELECT $col FROM $table ".$this->option;
        }
        $ret = $this->conn->getAll($sqlse, $arrval);
        return $ret;
    }
    
    function getall($sql, $arrval = array()) {
        $ret = $this->conn->getAll($sql, $arrval);
        return $ret;
    }

    function getsql($col, $table, $where) {
        if($where != "") {
            // °ú¿ô¤Î$where¤òÍ¥À褷¤Æ¼Â¹Ô¤¹¤ë¡£
            $sqlse = "SELECT $col FROM $table WHERE $where " . $this->groupby . " " . $this->order . " " . $this->option;
        } else {
            if($this->where != "") {
                    $sqlse = "SELECT $col FROM $table WHERE $this->where " . $this->groupby . " " . $this->order . " " . $this->option;
                } else {
                    $sqlse = "SELECT $col FROM $table " . $this->groupby . " " . $this->order . " " . $this->option;
            }
        }
        return $sqlse;
    }
            
    function setoption($str) {
        $this->option = $str;
    }
    
    function setlimitoffset($limit, $offset = 0) {
        if (is_numeric($limit) && is_numeric($offset)){
            $this->option.= " LIMIT " . $limit;
            $this->option.= " OFFSET " . $offset;
        }
    }
    
    function setgroupby($str) {
        $this->groupby = "GROUP BY " . $str;
    }
    
    function andwhere($str) {
        if($this->where != "") {
            $this->where .= " AND " . $str;
        } else {
            $this->where = $str;
        }
    }
    
    function orwhere($str) {
        if($this->where != "") {
            $this->where .= " OR " . $str;
        } else {
            $this->where = $str;
        }
    }
        
    function setwhere($str) {
        $this->where = $str;
    }
    
    function setorder($str) {
        $this->order = "ORDER BY " . $str;
    }
    
        
    function setlimit($limit){
        if ( is_numeric($limit)){
            $this->option = " LIMIT " .$limit;
        }   
    }
    
    function setoffset($offset) {
        if ( is_numeric($offset)){
            $this->offset = " OFFSET " .$offset;
        }   
    }
    
    
    // INSERTʸ¤ÎÀ¸À®¡¦¼Â¹Ô
    // $table   :¥Æ¡¼¥Ö¥ë̾
    // $sqlval  :Îó̾ => ÃͤγÊǼ¤µ¤ì¤¿¥Ï¥Ã¥·¥åÇÛÎó
    function insert($table, $sqlval) {
        $strcol = '';
        $strval = '';
        $find = false;
        foreach ($sqlval as $key => $val) {
                $strcol .= $key . ',';
                if(eregi("^Now\(\)$", $val)) {
                    $strval .= 'Now(),';
                } else {
                    $strval .= '?,';
                    if($val != ""){
                        $arrval[] = $val;
                    } else {
                        $arrval[] = NULL;
                    }
                }
                $find = true;
        }
        if(!$find) {
            return false;
        }
        // ʸËö¤Î","¤òºï½ü
        $strcol = ereg_replace(",$","",$strcol);
        // ʸËö¤Î","¤òºï½ü
        $strval = ereg_replace(",$","",$strval);
        $sqlin = "INSERT INTO $table(" . $strcol. ") VALUES (" . $strval . ")";
        
        // INSERTʸ¤Î¼Â¹Ô
        $ret = $this->conn->query($sqlin, $arrval);
        
        return $ret;        
    }
    
        // INSERTʸ¤ÎÀ¸À®¡¦¼Â¹Ô
    // $table   :¥Æ¡¼¥Ö¥ë̾
    // $sqlval  :Îó̾ => ÃͤγÊǼ¤µ¤ì¤¿¥Ï¥Ã¥·¥åÇÛÎó
    function fast_insert($table, $sqlval) {
        $strcol = '';
        $strval = '';
        $find = false;
        
        foreach ($sqlval as $key => $val) {
                $strcol .= $key . ',';
                if($val != ""){
                    $eval = pg_escape_string($val);
                    $strval .= "'$eval',";
                } else {
                    $strval .= "NULL,";
                }
                $find = true;
        }
        if(!$find) {
            return false;
        }
        // ʸËö¤Î","¤òºï½ü
        $strcol = ereg_replace(",$","",$strcol);
        // ʸËö¤Î","¤òºï½ü
        $strval = ereg_replace(",$","",$strval);
        $sqlin = "INSERT INTO $table(" . $strcol. ") VALUES (" . $strval . ")";
        
        // INSERTʸ¤Î¼Â¹Ô
        $ret = $this->conn->query($sqlin);
        
        return $ret;        
    }
    
    
    // UPDATEʸ¤ÎÀ¸À®¡¦¼Â¹Ô
    // $table   :¥Æ¡¼¥Ö¥ë̾
    // $sqlval  :Îó̾ => ÃͤγÊǼ¤µ¤ì¤¿¥Ï¥Ã¥·¥åÇÛÎó
    // $where   :WHEREʸ»úÎó
    function update($table, $sqlval, $where = "", $arradd = "", $addcol = "") {
        $strcol = '';
        $strval = '';
        $find = false;
        foreach ($sqlval as $key => $val) {
            if(eregi("^Now\(\)$", $val)) {
                $strcol .= $key . '= Now(),';
            } else {
                $strcol .= $key . '= ?,';
                if($val != ""){
                    $arrval[] = $val;
                } else {
                    $arrval[] = NULL;
                }
            }
            $find = true;
        }
        if(!$find) {
            return false;
        }
        
        if($addcol != "") {
            foreach($addcol as $key => $val) {
                $strcol .= "$key = $val,";
            }
        }
                
        // ʸËö¤Î","¤òºï½ü
        $strcol = ereg_replace(",$","",$strcol);
        // ʸËö¤Î","¤òºï½ü
        $strval = ereg_replace(",$","",$strval);
        
        if($where != "") {
            $sqlup = "UPDATE $table SET $strcol WHERE $where";
        } else {
            $sqlup = "UPDATE $table SET $strcol";
        }
        
        if(is_array($arradd)) {
            // ¥×¥ì¡¼¥¹¥Û¥ë¥À¡¼ÍѤËÇÛÎó¤òÄɲÃ
            foreach($arradd as $val) {
                $arrval[] = $val;
            }
        }
        
        // INSERTʸ¤Î¼Â¹Ô
        $ret = $this->conn->query($sqlup, $arrval);
        return $ret;        
    }

    // MAXʸ¤Î¼Â¹Ô
    function max($table, $col, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlse = "SELECT MAX($col) FROM $table";
        } else {
            $sqlse = "SELECT MAX($col) FROM $table WHERE $where";
        }
        // MAXʸ¤Î¼Â¹Ô
        $ret = $this->conn->getOne($sqlse, $arrval);
        return $ret;
    }
    
    // MINʸ¤Î¼Â¹Ô
    function min($table, $col, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlse = "SELECT MIN($col) FROM $table";
        } else {
            $sqlse = "SELECT MIN($col) FROM $table WHERE $where";
        }
        // MINʸ¤Î¼Â¹Ô
        $ret = $this->conn->getOne($sqlse, $arrval);
        return $ret;
    }
    
    // ÆÃÄê¤Î¥«¥é¥à¤ÎÃͤò¼èÆÀ
    function get($table, $col, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlse = "SELECT $col FROM $table";
        } else {
            $sqlse = "SELECT $col FROM $table WHERE $where";
        }
        // SQLʸ¤Î¼Â¹Ô
        $ret = $this->conn->getOne($sqlse, $arrval);
        return $ret;
    }
    
    function getone($sql, $arrval = array()) {
        // SQLʸ¤Î¼Â¹Ô
        $ret = $this->conn->getOne($sql, $arrval);
        return $ret;
    }
        
    // °ì¹Ô¤ò¼èÆÀ
    function getrow($table, $col, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlse = "SELECT $col FROM $table";
        } else {
            $sqlse = "SELECT $col FROM $table WHERE $where";
        }
        // SQLʸ¤Î¼Â¹Ô
        $ret = $this->conn->getRow($sqlse, $arrval);
        return $ret;
    }
        
    // ¥ì¥³¡¼¥É¤Îºï½ü
    function delete($table, $where = "", $arrval = array()) {
        if(strlen($where) <= 0) {
            $sqlde = "DELETE FROM $table";
        } else {
            $sqlde = "DELETE FROM $table WHERE $where";
        }
        $ret = $this->conn->query($sqlde, $arrval);
        return $ret;
    }
    
    function nextval($table, $colname) {
        $seqtable = $table . "_" . $colname . "_seq";
        $ret = $this->conn->getOne("SELECT NEXTVAL('$seqtable')");
        return $ret;
    }
    
    function query($n ,$arr = "", $ignore_err = false){
        $result = $this->conn->query($n, $arr, $ignore_err);
        return $this->result;
    }
}
?>