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git-svn-id: http://svn.zoneminder.com/svn/zm/trunk@676 e3e1d417-86f3-4887-817a-d78f3d33393f
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//
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// ZoneMinder Configuration Implementation, $Date$, $Revision$
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// Copyright (C) 2003 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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#include <string.h>
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#include <stdlib.h>
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#include "zm.h"
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#include "zm_db.h"
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ConfigItem::ConfigItem( const char *p_name, const char *p_value, const char *const p_type )
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{
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name = new char[strlen(p_name)+1];
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strcpy( name, p_name );
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value = new char[strlen(p_value)+1];
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strcpy( value, p_value );
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type = new char[strlen(p_type)+1];
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strcpy( type, p_type );
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//Info(( "Created new config item %s = %s (%s)\n", name, value, type ));
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accessed = false;
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}
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ConfigItem::~ConfigItem()
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{
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delete[] name;
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delete[] value;
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delete[] type;
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}
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void ConfigItem::ConvertValue() const
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{
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if ( !strcmp( type, "boolean" ) )
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{
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cfg_type = CFG_BOOLEAN;
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cfg_value.boolean_value = strtol( value, 0, 2 );
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}
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else if ( !strcmp( type, "integer" ) )
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{
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cfg_type = CFG_INTEGER;
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cfg_value.integer_value = strtol( value, 0, 10 );
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}
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else if ( !strcmp( type, "hexadecimal" ) )
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{
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cfg_type = CFG_INTEGER;
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cfg_value.integer_value = strtol( value, 0, 16 );
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}
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else if ( !strcmp( type, "decimal" ) )
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{
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cfg_type = CFG_DECIMAL;
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cfg_value.decimal_value = atof( value );
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}
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else
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{
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cfg_type = CFG_STRING;
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cfg_value.string_value = value;
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}
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accessed = true;
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}
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bool ConfigItem::BooleanValue() const
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{
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if ( !accessed )
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ConvertValue();
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if ( cfg_type != CFG_BOOLEAN )
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Warning(( "Attempt to fetch boolean value for %s, actual type is %s", name, type ));
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return( cfg_value.boolean_value );
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}
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int ConfigItem::IntegerValue() const
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{
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if ( !accessed )
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ConvertValue();
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if ( cfg_type != CFG_INTEGER )
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Warning(( "Attempt to fetch integer value for %s, actual type is %s", name, type ));
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return( cfg_value.integer_value );
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}
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double ConfigItem::DecimalValue() const
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{
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if ( !accessed )
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ConvertValue();
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if ( cfg_type != CFG_DECIMAL )
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Warning(( "Attempt to fetch decimal value for %s, actual type is %s", name, type ));
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return( cfg_value.decimal_value );
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}
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const char *ConfigItem::StringValue() const
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{
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if ( !accessed )
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ConvertValue();
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if ( cfg_type != CFG_STRING )
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Warning(( "Attempt to fetch string value for %s, actual type is %s", name, type ));
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return( cfg_value.string_value );
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}
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Config::Config()
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{
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n_items = 0;
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items = 0;
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}
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Config::~Config()
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{
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for ( int i = 0; i < n_items; i++ )
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{
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delete items[i];
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}
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delete[] items;
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n_items = 0;
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}
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void Config::Load()
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{
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static char sql[BUFSIZ];
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strcpy( sql, "select Name, Value, Type from Config order by Id" );
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if ( mysql_query( &dbconn, sql ) )
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{
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Error(( "Can't run query: %s", mysql_error( &dbconn ) ));
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exit( mysql_errno( &dbconn ) );
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}
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MYSQL_RES *result = mysql_store_result( &dbconn );
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if ( !result )
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{
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Error(( "Can't use query result: %s", mysql_error( &dbconn ) ));
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exit( mysql_errno( &dbconn ) );
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}
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n_items = mysql_num_rows( result );
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items = new ConfigItem *[n_items];
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for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
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{
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items[i] = new ConfigItem( dbrow[0], dbrow[1], dbrow[2] );
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}
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}
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const ConfigItem &Config::Item( int id )
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{
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if ( !n_items )
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{
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Load();
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}
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if ( id < 0 || id > ZM_MAX_CFG_ID )
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{
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Error(( "Attempt to access invalid config, id = %d", id ));
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exit( -1 );
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}
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ConfigItem *item = items[id];
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if ( !item )
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{
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Error(( "Can't find config item %d", id ));
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exit( -1 );
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}
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return( *item );
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}
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Config config;
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