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dpavlin |
1.1 |
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/* |
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* Phormation |
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* - A library of PHP code to make development of database-driven |
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* html forms easy and quick |
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* |
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* Copyright (C) 2000 Jason D. Hildebrand |
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* PeaceWorks Computer Consulting |
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* |
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* jason@peaceworks.ca |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. |
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*/ |
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function dbi_exec( $conn, $query ) |
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{ |
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global $DB; |
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if( $DB == "pgsql" ) { |
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$result = pg_exec( $conn, $query ); |
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} elseif( $DB == "mysql" ) { |
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$result = mysql_query( $query, $conn ); |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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if( ! $result ) { |
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return 0; |
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} else { |
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$array["result"] = $result; |
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$array["row"] = 0; |
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return $array; |
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} |
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} |
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function dbi_fetch_array( $result, $row = "" ) |
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{ |
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global $DB; |
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$myresult = $result["result"]; |
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if( $row == "" ) { |
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// if no row was specified, fetch the next row in the result set |
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if( $DB == "pgsql" ) { |
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$array = pg_fetch_array( $myresult, $result["row"] ); |
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$result["row"] += 1; |
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} elseif( $DB == "mysql" ) { |
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$array = mysql_fetch_array( $myresult ); |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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return $array; |
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} else { |
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// return the specified row |
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if( $DB == "pgsql" ) { |
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$array = pg_fetch_array( $myresult, $row ); |
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$result["row"] = $row + 1; |
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} elseif( $DB == "mysql" ) { |
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$rc = mysql_data_seek( $myresult, $row ); |
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if( ! $rc ) { |
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return false; |
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} |
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$array = mysql_fetch_array( $myresult ); |
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$result["row"] = $row + 1; |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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return $array; |
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} |
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} |
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function dbi_numrows( $result ) |
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{ |
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global $DB; |
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$myresult = $result["result"]; |
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if( $DB == "pgsql" ) { |
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$n = pg_numrows( $myresult ); |
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} elseif( $DB == "mysql" ) { |
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$n = mysql_num_rows( $myresult ); |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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return $n; |
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} |
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function dbi_getlastid( $conn, $result, $tablename, $tablekey ) |
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{ |
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global $DB; |
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if( $DB == "pgsql" ) { |
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$oid = pg_getlastoid( $result["result"] ); |
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$result = pg_exec( $conn, "select $tablekey from $tablename where oid = $oid" ); |
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$array = pg_fetch_row( $result, 0 ); |
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return( $array[0] ); |
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} elseif( $DB == "mysql" ) { |
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return( mysql_insert_id( $conn ) ); |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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} |
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function dbi_error( $conn ) |
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{ |
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global $DB; |
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if( $DB == "pgsql" ) { |
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echo "PostgreSQL Error: " . pg_errormessage( $conn ) . "<BR>"; |
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} elseif( $DB == "mysql" ) { |
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echo "MySQL Error: " . mysql_errno( $conn ) . " : " . mysql_error( $conn ) . "<BR>"; |
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} else { |
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make_error( "DB type is not valid." ); |
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} |
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} |
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?> |
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