181 lines
4.3 KiB
PHP
181 lines
4.3 KiB
PHP
<?php
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//
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// ZoneMinder web database interface file, $Date$, $Revision$
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// Copyright (C) 2003, 2004, 2005, 2006 Philip Coombes
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (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 Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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$db_debug = false;
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$db_log = false;
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function dbConnect()
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{
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global $db_conn;
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$db_conn = mysql_pconnect( ZM_DB_HOST, ZM_DB_USER, ZM_DB_PASS ) or die("Could not connect to database: ".mysql_error());
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mysql_select_db( ZM_DB_NAME, $db_conn) or die("Could not select database: ".mysql_error());
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}
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dbConnect();
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function dbDebug( $sql )
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{
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global $db_debug;
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if ( $db_debug )
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error_log( "SQL-DEBUG: $sql" );
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return( $db_debug );
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}
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function dbLog( $sql )
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{
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global $db_log;
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if ( $db_log )
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error_log( "SQL-LOG:$sql" );
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return( $db_log );
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}
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function dbError( $sql )
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{
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$err_ref = sprintf( "%X", rand( 0x100000, 0xffffff ) );
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error_log( "SQL-ERROR($err_ref): ".$sql );
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error_log( "SQL-ERROR($err_ref): ".mysql_error() );
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die( "An error has occurred and this operation cannot continue.<br>For full details check your web logs for the code '$err_ref'" );
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}
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function dbEscape( $string )
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{
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if ( version_compare( phpversion(), "4.3.0", "<") )
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return( mysql_escape_string( $string ) );
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else
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return( mysql_real_escape_string( $string ) );
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}
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function dbQuery( $sql )
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{
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if ( dbDebug( $sql ) )
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return;
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dbLog( $sql );
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if (!($result = mysql_query( $sql )))
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dbError( $sql );
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return( $result );
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}
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function dbFetchOne( $sql, $col=false )
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{
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dbDebug( $sql );
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dbLog( $sql );
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if (!($result = mysql_query( $sql )))
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dbError( $sql );
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$db_row = mysql_fetch_assoc( $result );
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return( $col?$db_row[$col]:$db_row );
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}
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function dbFetchAll( $sql, $col=false )
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{
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dbDebug( $sql );
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dbLog( $sql );
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if (!($result = mysql_query( $sql )))
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dbError( $sql );
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$db_rows = array();
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while( $db_row = mysql_fetch_assoc( $result ) )
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$db_rows[] = $col?$db_row[$col]:$db_row;
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return( $db_rows );
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}
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function dbFetch( $sql, $col=false )
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{
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return( dbFetchAll( $sql, $col ) );
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}
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function dbFetchNext( $result, $col=false )
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{
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$db_row = mysql_fetch_assoc( $result );
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return( $col?$db_row[$col]:$db_row );
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}
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function dbNumRows( $sql )
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{
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dbDebug( $sql );
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dbLog( $sql );
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if (!($result = mysql_query( $sql )))
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dbError( $sql );
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return( mysql_num_rows( $result ) );
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}
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function dbInsertId()
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{
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return( mysql_insert_id() );
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}
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function getEnumValues( $table, $column )
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{
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$enum_values = array();
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$row = dbFetchOne( "DESCRIBE $table $column" );
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preg_match_all( "/'([^']+)'/", $row['Type'], $enum_matches );
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$enum_values = $enum_matches[1];
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return( $enum_values );
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}
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function getSetValues( $table, $column )
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{
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return( getEnumValues( $table, $column ) );
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}
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function getUniqueValues( $table, $column, $as_string=1 )
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{
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$values = array();
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$sql = "SELECT DISTINCT $column FROM $table WHERE (NOT ISNULL($column) AND $column != '') ORDER BY $column";
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foreach( dbFetchAll( $sql ) as $row )
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{
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if ( $as_string )
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$values[$row[0]] = $row[0];
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else
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$values = $row[0];
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}
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return( $values );
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}
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function getTableColumns( $table, $as_string=1 )
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{
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$columns = array();
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$sql = "DESCRIBE $table";
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foreach( dbFetchAll( $sql ) as $row )
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{
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if ( $as_string )
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$columns[$row[Field]] = $row[Type];
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else
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$columns[] = $row[Type];
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}
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return( $columns );
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}
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function dbFetchMonitor( $mid )
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{
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return( dbFetchOne( "select * from Monitors where Id = '$mid'" ) );
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}
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function dbFetchGroup( $gid )
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{
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return( dbFetchOne( "select * from Groups where Id = '$gid'" ) );
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}
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?>
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