//ClsDatabase_DB
// $db=new ClsDatabase_db();$db->ClsDatabase_conn();
class ClsDatabase__db
{
function ClsDatabase_conn
($dbname=
"##database_name##"){
mysql_connect ("localhost",
"##username##",
"##password##") or
die ('I cannot connect to the database because: ' .
mysql_error());
mysql_select_db ($dbname);
}
function ClsDatabase_query
($query){
$query = @
mysql_query($query) or
die(mysql_error());
return $query;
}
function ClsDatabase_rs
($query) {
$query = @
mysql_fetch_array($query);
return $query;
}
function auto_id
($tbl,
$field,
$strCondition=
"") {
//GET THE MAXIMUM auto id of a table
$strCondition=
$strCondition==
"" ?
"" :
"where $strCondition";
$sql=
"Select MAX($field) as maxseq from $tbl $strCondition";
$rowsMAX =
mysql_fetch_array(mysql_query($sql));
return $rowsMAX['maxseq'] +
1;
}
function insert
($table,
$arrFieldValues,
$debug=
0)
{
/*
INSERT record into database $table
Example:
$arrFieldValues=array("id" => 1, // leaving blank if this an auto increment field
"user_fname" => "John", //(or $_POST["user_fname"])
"user_lname" => "Doe");
insert("users",$arrFieldValues);
If debug is set to 1, sql statement will be display
*/
$arrFields=
array_keys($arrFieldValues);
$arrValues=
array_values($arrFieldValues);
$escVals=
array();
foreach ($arrValues as $val)
{
if(!
is_numeric($val)) $val=
"'".
mysql_escape_string($val).
"'";
$escVals[]=
$val;
}
$sql=
"INSERT INTO $table (".
join(', ',
$arrFields).
") VALUES(".
join(', ',
$escVals).
")";
if($debug) echo $sql;
mysql_query($sql);
return mysql_insert_id();
}
function update
($table,
$arrFieldValues,
$arrConditions,
$debug=
0)
{
/*
UPDATE record into database $table
Example:
$arrFieldValues=array("id" => 1, // leaving blank if this an auto increment field
"user_fname" => "John", //(or $_POST["user_fname"])
"user_lname" => "Doe");
$arrConditions=array("user_lname" => "Doe");
update("users",$arrFieldValues,$arrConditions);
*/
$arrUpdates=
array();
foreach ($arrFieldValues as $field =>
$val)
{
if(!
is_numeric($val)) $val=
"'".
mysql_escape_string($val).
"'";
$arrUpdates[]=
"$field = $val";
}
$arrWhere=
array();
foreach ($arrConditions as $field =>
$val){
if(!
is_numeric($val)) $val=
"'".
mysql_escape_string($val).
"'";
$arrWhere[]=
"$field = $val";
}
$sql=
"UPDATE $table SET ".
join(', ',
$arrUpdates).
" WHERE ".
join(' AND ',
$arrWhere);
if($debug) echo $sql;
return mysql_query($sql);
}
function delete
($table,
$arrConditions)
{
$arrWhere=
array();
foreach ($arrConditions as $field =>
$val)
{
if(!
is_numeric($val)) $val=
"'".
mysql_escape_string($val).
"'";
$arrWhere[]=
"$field = $val";
}
$sql=
"DELETE FROM $table WHERE ".
join(' AND ',
$arrWhere);
$hRes=
mysql_query($sql);
return mysql_affected_rows($hRes);
}
function boolDuplicate
($table,
$arrConditions)
{
//CHECK for duplicate record with the same conditions
$arrWhere=
array();
foreach ($arrConditions as $field =>
$val)
{
if(!
is_numeric($val)) $val=
"'".
mysql_escape_string($val).
"'";
$arrWhere[]=
"$field = $val";
}
$sql=
"SELECT * FROM $table WHERE ".
join(' AND ',
$arrWhere);
$hRes=
mysql_query($sql);
if(mysql_num_rows(mysql_query($sql))>
0)
return 1;
else
return 0;
}
function getOne
($tbl,
$field,
$strCondition=
"",
$debug=
0)
{
// GET data for a single record
// EXAMPLE: getOne("users","user_fname","id=1")
$strCondition=
$strCondition==
"" ?
"" :
"where $strCondition";
$sql=
"Select $field as fieldReturn from $tbl $strCondition";
if($debug) echo $sql;
$rowsReturn =
mysql_fetch_array(mysql_query($sql));
return $rowsReturn["fieldReturn"];
}
function getAllRows
($sql,
$debug=
0)
{
//GET ALL RECORDS based on the $sql statement, return an array
if($debug) echo $sql;
$result=
mysql_query($sql);
while($rows =
mysql_fetch_array($result))
$rowsReturn[]=
$rows;
return $rowsReturn;
}
function getRow
($sql,
$debug=
0)
{
//GET 1 Record base on the $sql statment
if($debug) echo $sql;
return mysql_fetch_array(mysql_query($sql));
}
function getArray
($tbl,
$field,
$strCondition=
"",
$delimeter=
"#",
$debug=
0)
{
//GET a concatenate string with the delimeter
// EXAMPLE: getArray("users","user_fname","",",") => John,Mary
$strCondition=
$strCondition==
"" ?
"" :
"where $strCondition";
$sql=
"Select $field as fieldReturn from $tbl $strCondition ORDER BY $field";
if($debug) echo $sql;
$result=
mysql_query($sql);
while($rowsReturn =
mysql_fetch_array($result)) $lstReturn.=
$rowsReturn["fieldReturn"].
$delimeter;
return "#".
$lstReturn;
}
function ClsDatabase_die
(){ mysql_close();
}
}