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Diffstat (limited to 'Frameworks/PostgresKit/Source/FLXPostgresConnectionParameters.m')
| -rw-r--r-- | Frameworks/PostgresKit/Source/FLXPostgresConnectionParameters.m | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/Frameworks/PostgresKit/Source/FLXPostgresConnectionParameters.m b/Frameworks/PostgresKit/Source/FLXPostgresConnectionParameters.m deleted file mode 100644 index b5c3d9db..00000000 --- a/Frameworks/PostgresKit/Source/FLXPostgresConnectionParameters.m +++ /dev/null @@ -1,220 +0,0 @@ -// -// $Id$ -// -// FLXPostgresConnectionParameters.m -// PostgresKit -// -// Created by Stuart Connolly (stuconnolly.com) on August 29, 2012. -// Copyright (c) 2012 Stuart Connolly. All rights reserved. -// -// Permission is hereby granted, free of charge, to any person -// obtaining a copy of this software and associated documentation -// files (the "Software"), to deal in the Software without -// restriction, including without limitation the rights to use, -// copy, modify, merge, publish, distribute, sublicense, and/or sell -// copies of the Software, and to permit persons to whom the -// Software is furnished to do so, subject to the following -// conditions: -// -// The above copyright notice and this permission notice shall be -// included in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES -// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT -// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, -// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -// OTHER DEALINGS IN THE SOFTWARE. - -#import "FLXPostgresConnectionParameters.h" -#import "FLXPostgresKitPrivateAPI.h" -#import "FLXPostgresConnection.h" - -@interface FLXPostgresConnectionParameters () - -- (void)_loadParameters:(id)object; -- (BOOL)_isBooleanParameterValue:(NSString *)value; -- (BOOL)_booleanForParameterValue:(NSString *)value; - -@end - -@implementation FLXPostgresConnectionParameters - -@synthesize connection = _connection; - -#pragma mark - - -- (id)init -{ - return [self initWithConnection:nil]; -} - -/** - * Initialise a parameters instance with the supplied connection. - * - * @param connection The connection to use. - * - * @return The initialised instance. - */ -- (id)initWithConnection:(FLXPostgresConnection *)connection -{ - if ((self = [super init])) { - _connection = connection; - - pthread_mutex_init(&_readLock, NULL); - } - - return self; -} - -#pragma mark - -#pragma mark Public API - -/** - * Loads the database parameters. - * - * @return A BOOL indicating the success of the load. - */ -- (BOOL)loadParameters -{ - pthread_mutex_lock(&_readLock); - - if (!_connection || ![_connection isConnected]) { - pthread_mutex_unlock(&_readLock); - - return NO; - } - - if (!_parameterNames) { - _parameterNames = [[NSMutableArray alloc] init]; - - [_parameterNames addObject:FLXPostgresParameterServerEncoding]; - [_parameterNames addObject:FLXPostgresParameterClientEncoding]; - [_parameterNames addObject:FLXPostgresParameterSuperUser]; - [_parameterNames addObject:FLXPostgresParameterTimeZone]; - [_parameterNames addObject:FLXPostgresParameterIntegerDateTimes]; - } - - pthread_mutex_unlock(&_readLock); - - [self performSelectorInBackground:@selector(_loadParameters:) withObject:_parameterNames]; - - return YES; -} - -/** - * Gets the object for the supplied parameter. - * - * @param parameter The name of the parameter to lookup. - * - * @return The parameter value or nil if parameters haven't been loaded or it can't be found. - */ -- (id)valueForParameter:(NSString *)parameter -{ - pthread_mutex_lock(&_readLock); - - if (!_parameters || ![_parameters count]) { - pthread_mutex_unlock(&_readLock); - - return nil; - } - - id value = [_parameters objectForKey:parameter]; - - pthread_mutex_unlock(&_readLock); - - return value; -} - -#pragma mark - -#pragma mark Private API - -/** - * Loads the values of the supplied array of parameters by query the current connection. - * - * @param object The parameters to load. - */ -- (void)_loadParameters:(id)object -{ - NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; - - pthread_mutex_lock(&_readLock); - - NSArray *parameters = (NSArray *)object; - - if (!_parameters) { - _parameters = [[NSMutableDictionary alloc] initWithCapacity:[parameters count]]; - } - - for (NSString *parameter in parameters) - { - const char *value = PQparameterStatus([_connection postgresConnection], [parameter UTF8String]); - - if (!value) continue; - - NSString *stringValue = [NSString stringWithUTF8String:value]; - - id paramObject = [self _isBooleanParameterValue:stringValue] ? (id)[NSNumber numberWithBool:[self _booleanForParameterValue:stringValue]] : stringValue; - - [_parameters setObject:paramObject forKey:parameter]; - } - - pthread_mutex_unlock(&_readLock); - - [pool release]; -} - -/** - * Determines whether or not the supplied value is a boolean value. - * - * @param value The value to look at. - * - * @return A BOOL indicating if the value is a boolean type. - */ -- (BOOL)_isBooleanParameterValue:(NSString *)value -{ - value = [value uppercaseString]; - - return - [value isEqualToString:@"ON"] || - [value isEqualToString:@"YES"] || - [value isEqualToString:@"TRUE"] || - [value isEqualToString:@"OFF"] || - [value isEqualToString:@"NO"] || - [value isEqualToString:@"FALSE"]; -} - -/** - * Determines the boolean value for the supplied boolean string representation. - * - * @param value The value to look at. - * - * @return A BOOL indicating the value of the string representation. - */ -- (BOOL)_booleanForParameterValue:(NSString *)value -{ - value = [value uppercaseString]; - - return - [value isEqualToString:@"ON"] || - [value isEqualToString:@"YES"] || - [value isEqualToString:@"TRUE"]; -} - -#pragma mark - - -- (void)dealloc -{ - _connection = nil; - - pthread_mutex_destroy(&_readLock); - - if (_parameters) [_parameters release], _parameters = nil; - if (_parameterNames) [_parameterNames release], _parameterNames = nil; - - [super dealloc]; -} - -@end |