Various updates

git-svn-id: file:///svn/phpbb/trunk@1640 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Paul S. Owen 2001-12-20 00:12:42 +00:00
parent 0465e08795
commit b453e0981e

View file

@ -28,51 +28,39 @@ class sql_db
{ {
var $db_connect_id; var $db_connect_id;
var $query_result; var $result;
var $in_transaction = 0;
var $transaction_name;
var $query_limit_offset;
var $query_limit_numrows;
var $query_limit_success;
var $next_id;
var $row;
var $num_queries = 0;
var $query_array = array(); var $next_id;
var $in_transaction = 0;
var $row;
var $limit_offset;
var $query_limit_success;
var $num_queries = 0;
// //
// Constructor // Constructor
// //
function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true) function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true)
{ {
$this->persistency = $persistency; $this->persistency = $persistency;
$this->user = $sqluser; $this->user = $sqluser;
$this->password = $sqlpassword; $this->password = $sqlpassword;
$this->server = $sqlserver; $this->server = $sqlserver;
$this->dbname = $database; $this->dbname = $database;
if($this->persistency) $this->db_connect_id = ( $this->persistency ) ? mssql_pconnect($this->server, $this->user, $this->password) : mssql_connect($this->server, $this->user, $this->password);
{
$this->db_connect_id = @mssql_pconnect($this->server, $this->user, $this->password);
}
else
{
$this->db_connect_id = @mssql_connect($this->server, $this->user, $this->password);
}
if($this->db_connect_id) if( $this->db_connect_id && $this->dbname != "" )
{ {
if($this->dbname != "") if( !mssql_select_db($this->dbname, $this->db_connect_id) )
{ {
$dbselect = @mssql_select_db($this->dbname, $this->db_connect_id); mssql_close($this->db_connect_id);
if(!$dbselect) return false;
{
@mssql_close($this->db_connect_id);
return false;
}
} }
} }
return $this->db_connect_id; return $this->db_connect_id;
} }
@ -90,8 +78,8 @@ class sql_db
{ {
@mssql_query("COMMIT", $this->db_connect_id); @mssql_query("COMMIT", $this->db_connect_id);
} }
$result = @mssql_close($this->db_connect_id);
return $result; return @mssql_close($this->db_connect_id);
} }
else else
{ {
@ -108,16 +96,16 @@ class sql_db
// //
// Remove any pre-existing queries // Remove any pre-existing queries
// //
unset($this->query_result); unset($this->result);
unset($this->row); unset($this->row);
if($query != "") if( $query != "" )
{ {
$this->num_queries++; $this->num_queries++;
if($transaction == BEGIN_TRANSACTION) if($transaction == BEGIN_TRANSACTION)
{ {
$result = @mssql_query("BEGIN TRANSACTION", $this->db_connect_id); if( !mssql_query("BEGIN TRANSACTION", $this->db_connect_id) )
if(!$result)
{ {
return false; return false;
} }
@ -136,121 +124,82 @@ class sql_db
// returns something then there's a problem. This may well be a false assumption though // returns something then there's a problem. This may well be a false assumption though
// ... needs checking under Windows itself. // ... needs checking under Windows itself.
// //
if( preg_match("/^SELECT.*?LIMIT/is", $query) ) if( preg_match("/^SELECT(.*?)(LIMIT ([0-9]+)[, ]*([0-9]+)*)?$/s", $query, $limits) )
{ {
preg_match("/^SELECT(.*)LIMIT ([0-9]+)[, ]*([0-9]+)*$/s", $query, $limits);
$query = $limits[1]; $query = $limits[1];
if($limits[3])
if( !empty($limits[2]) )
{ {
$row_offset = $limits[2]; $row_offset = ( $limits[4] ) ? $limits[3] : "";
$num_rows = $limits[3]; $num_rows = ( $limits[4] ) ? $limits[4] : $limits[3];
}
else $query = "TOP " . ( $row_offset + $num_rows ) . $query;
{
$row_offset = 0;
$num_rows = $limits[2];
} }
$query = "SELECT TOP " . ($row_offset + $num_rows) . $query; $this->result = mssql_query("SELECT $query", $this->db_connect_id);
// @mssql_query("SET ROWCOUNT ".($row_offset + $num_rows)); if( $this->result )
$this->query_result = @mssql_query($query, $this->db_connect_id);
// @mssql_query("SET ROWCOUNT 0");
$this->query_limit_success[$this->query_result] = true;
$this->query_limit_offset[$this->query_result] = -1;
$this->query_limit_numrows[$this->query_result] = $num_rows;
if($this->query_result && $row_offset > 0)
{ {
$result = @mssql_data_seek($this->query_result, $row_offset); $this->limit_offset[$this->result] = ( !empty($row_offset) ) ? $row_offset : 0;
if(!$result)
if( $row_offset > 0 )
{ {
$this->query_limit_success[$query_id] = false; mssql_data_seek($this->result, $row_offset);
} }
$this->query_limit_offset[$this->query_result] = $row_offset;
} }
} }
else if(eregi("^INSERT ", $query)) else if( eregi("^INSERT ", $query) )
{ {
$query = preg_replace("/\\\'/s", "''", $query); if( mssql_query(str_replace("\'", "''", $query), $this->db_connect_id) )
$this->query_result = @mssql_query($query, $this->db_connect_id);
if($this->query_result)
{ {
$next_id_query = @mssql_query("SELECT @@IDENTITY AS this_id"); $this->result = time() + microtime();
$this->next_id[$this->query_result] = $this->sql_fetchfield("this_id", -1, $next_id_query);
} $result_id = mssql_query("SELECT @@IDENTITY AS id, @@ROWCOUNT as affected", $this->db_connect_id);
else if( $result_id )
{
if($this->in_transaction)
{ {
@mssql_query("ROLLBACK", $this->db_connect_id); if( $row = mssql_fetch_array($result_id) )
$this->in_transaction = FALSE; {
$this->next_id[$this->db_connect_id] = $row['id'];
$this->affected_rows[$this->db_connect_id] = $row['affected'];
}
} }
return false;
} }
$this->query_limit_offset[$this->query_result] = -1;
$this->query_limit_numrows[$this->query_result] = -1;
} }
else else
{ {
if(eregi("SELECT", $query)) if( mssql_query(str_replace("\'", "''", $query), $this->db_connect_id) )
{ {
$this->query_result = @mssql_query($query, $this->db_connect_id); $this->result = time() + microtime();
}
else
{
$query = preg_replace("/\\\'/s", "''", $query);
$this->query_result = @mssql_query($query, $this->db_connect_id); $result_id = mssql_query("SELECT @@ROWCOUNT as affected", $this->db_connect_id);
if($this->query_result) if( $result_id )
{ {
$this->query_result = uniqid(rand()); if( $row = mssql_fetch_array($result_id) )
{
$this->affected_rows[$this->db_connect_id] = $row['affected'];
}
} }
} }
if($this->query_result)
{
$affected_query = @mssql_query("SELECT @@ROWCOUNT AS this_count");
$this->affected_rows[$this->query_result] = $this->sql_fetchfield("this_count", -1, $affected_query);
$this->query_limit_offset[$this->query_result] = -1;
$this->query_limit_numrows[$this->query_result] = -1;
}
else
{
if($this->in_transaction)
{
@mssql_query("ROLLBACK", $this->db_connect_id);
$this->in_transaction = FALSE;
}
return false;
}
} }
if($transaction == END_TRANSACTION && $this->in_transaction) if( !$this->result )
{ {
$result = @mssql_query("COMMIT", $this->db_connect_id); if( $this->in_transaction )
{
mssql_query("ROLLBACK", $this->db_connect_id);
$this->in_transaction = FALSE;
}
return false;
}
if( $transaction == END_TRANSACTION && $this->in_transaction )
{
mssql_query("COMMIT", $this->db_connect_id);
$this->in_transaction = FALSE; $this->in_transaction = FALSE;
} }
return $this->query_result; return $this->result;
}
else
{
if($transaction == END_TRANSACTION)
{
$result = @mssql_query("COMMIT", $this->db_connect_id);
$this->in_transaction = FALSE;
}
return false;
} }
} }
@ -259,191 +208,135 @@ class sql_db
// //
function sql_numrows($query_id = 0) function sql_numrows($query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
} }
if($query_id)
if( $query_id )
{ {
if($this->query_limit_offset[$query_id] > 0) return ( !empty($this->limit_offset[$query_id]) ) ? mssql_num_rows($query_id) - $this->limit_offset[$query_id] : @mssql_num_rows($query_id);
{
$result = @mssql_num_rows($query_id) - $this->query_limit_offset[$query_id];
}
else
{
$result = @mssql_num_rows($query_id);
}
return $result;
}
else
{
return false;
}
}
function sql_affectedrows($query_id = 0)
{
if(!$query_id)
{
$query_id = $this->query_result;
}
if($query_id)
{
return $this->affected_rows[$query_id];
} }
else else
{ {
return false; return false;
} }
} }
function sql_numfields($query_id = 0) function sql_numfields($query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
}
if($query_id)
{
$result = @mssql_num_fields($query_id);
return $result;
}
else
{
return false;
} }
return ( $query_id ) ? mssql_num_fields($query_id) : false;
} }
function sql_fieldname($offset, $query_id = 0) function sql_fieldname($offset, $query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
}
if($query_id)
{
$result = @mssql_field_name($query_id, $offset);
return $result;
}
else
{
return false;
} }
return ( $query_id ) ? mssql_field_name($query_id, $offset) : false;
} }
function sql_fieldtype($offset, $query_id = 0) function sql_fieldtype($offset, $query_id = 0)
{ {
if(!$query_id) if(!$query_id)
{ {
$query_id = $this->query_result; $query_id = $this->result;
}
if($query_id)
{
$result = @mssql_field_type($query_id, $offset);
return $result;
}
else
{
return false;
} }
return ( $query_id ) ? mssql_field_type($query_id, $offset) : false;
} }
function sql_fetchrow($query_id = 0) function sql_fetchrow($query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
} }
if($query_id)
{
if($this->query_limit_offset[$query_id] > 0) if( $query_id )
{
empty($row);
$row = mssql_fetch_array($query_id);
while( list($key, $value) = @each($row) )
{ {
if($this->query_limit_success) $row[$key] = stripslashes($value);
{
$this->row = @mssql_fetch_array($query_id);
return $this->row;
}
else
{
return false;
}
}
else
{
$this->row = @mssql_fetch_array($query_id);
return $this->row;
} }
return $row;
} }
else else
{ {
return false; return false;
} }
} }
function sql_fetchrowset($query_id = 0) function sql_fetchrowset($query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
} }
if($query_id)
if( $query_id )
{ {
if($this->query_limit_success[$query_id]) $i = 0;
empty($rowset);
while( $row = mssql_fetch_array($query_id))
{ {
empty($this->rowset); while( list($key, $value) = @each($row) )
while($this->rowset = @mssql_fetch_array($query_id))
{ {
$result[] = $this->rowset; $rowset[$i][$key] = stripslashes($value);
} }
$i++;
} }
else if($this->query_limit_numrows[$query_id] == -1)
{ return $rowset;
empty($this->rowset);
while($this->rowset = @mssql_fetch_array($query_id))
{
$result[] = $this->rowset;
}
}
else
{
$result = false;
}
return $result;
} }
else else
{ {
return false; return false;
} }
} }
function sql_fetchfield($field, $row = -1, $query_id) function sql_fetchfield($field, $row = -1, $query_id)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
} }
if($query_id)
if( $query_id )
{ {
if($row != -1) if( $row != -1 )
{ {
if($this->query_limit_offset[$query_id] > 0) if( $this->limit_offset[$query_id] > 0 )
{ {
if($this->query_limit_offset[$query_id] > 0 && $this->query_limit_success) $result = ( !empty($this->limit_offset[$query_id]) ) ? mssql_result($this->result, ($this->limit_offset[$query_id] + $row), $field) : false;
{
$result = @mssql_result($this->query_result, ($this->query_limit_offset[$query_id] + $row), $field);
}
else
{
return false;
}
} }
else else
{ {
$result = @mssql_result($this->query_result, $row, $field); $result = mssql_result($this->result, $row, $field);
} }
} }
else else
{ {
if(empty($this->row)) if( empty($this->row[$query_id]) )
{ {
$this->row = @mssql_fetch_array($query_id); $this->row[$query_id] = mssql_fetch_array($query_id);
$result = $this->row[$field]; $result = stripslashes($this->row[$query_id][$field]);
} }
} }
return $result; return $result;
} }
else else
@ -451,63 +344,47 @@ class sql_db
return false; return false;
} }
} }
function sql_rowseek($rownum, $query_id = 0) function sql_rowseek($rownum, $query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
} }
if($query_id)
if( $query_id )
{ {
if($this->query_limit_offset[$query_id] > 0) return ( !empty($this->limit_offset[$query_id]) ) ? mssql_data_seek($query_id, ($this->limit_offset[$query_id] + $rownum)) : mssql_data_seek($query_id, $rownum);
{
$result = @mssql_data_seek($query_id, ($this->query_limit_offset[$query_id] + $rownum));
}
else
{
$result = @mssql_data_seek($query_id, $rownum);
}
return $result;
} }
else else
{ {
return false; return false;
} }
} }
function sql_nextid($query_id = 0)
function sql_nextid()
{ {
if(!$query_id) return ( $this->next_id[$this->db_connect_id] ) ? $this->next_id[$this->db_connect_id] : false;
{
$query_id = $this->query_result;
}
if($query_id)
{
return $this->next_id[$query_id];
}
else
{
return false;
}
} }
function sql_affectedrows()
{
return ( $this->affected_rows[$this->db_connect_id] ) ? $this->affected_rows[$this->db_connect_id] : false;
}
function sql_freeresult($query_id = 0) function sql_freeresult($query_id = 0)
{ {
if(!$query_id) if( !$query_id )
{ {
$query_id = $this->query_result; $query_id = $this->result;
}
if($query_id)
{
$result = @mssql_free_result($query_id);
return $result;
}
else
{
return false;
} }
return ( $query_id ) ? mssql_free_result($query_id) : false;
} }
function sql_error($query_id = 0) function sql_error($query_id = 0)
{ {
$result[message] = @mssql_get_last_message(); $result['message'] = @mssql_get_last_message();
return $result; return $result;
} }