+#import "ITSQLite3Database.h"
+
+int sqlite3_bind_objc_object(sqlite3_stmt *statement, int index, id object) {
+ int retval;
+
+ if ([object isKindOfClass:[NSData class]]) {
+ retval = sqlite3_bind_blob(statement, index, [object bytes], [object length], SQLITE_TRANSIENT);
+ } else if ([object isKindOfClass:[NSDate class]]) {
+ retval = sqlite3_bind_double(statement, index, [object timeIntervalSince1970]);
+ } else if ([object isKindOfClass:[NSNull class]]) {
+ retval = sqlite3_bind_null(statement, index);
+ } else if ([object isKindOfClass:[NSNumber class]]) {
+ if (strcmp([object objCType], @encode(BOOL)) == 0) {
+ retval = sqlite3_bind_int(statement, index, ([object boolValue] ? 1 : 0));
+ } else if (strcmp([object objCType], @encode(int)) == 0) {
+ retval = sqlite3_bind_int64(statement, index, [object longValue]);
+ } else if (strcmp([object objCType], @encode(long)) == 0) {
+ retval = sqlite3_bind_int64(statement, index, [object longValue]);
+ } else if (strcmp([object objCType], @encode(float)) == 0) {
+ retval = sqlite3_bind_double(statement, index, [object floatValue]);
+ } else if (strcmp([object objCType], @encode(double)) == 0) {
+ retval = sqlite3_bind_double(statement, index, [object doubleValue]);
+ }
+ }
+
+ if (!retval) {
+ retval = sqlite3_bind_text(statement, index, [[object description] UTF8String], -1, SQLITE_TRANSIENT);
+ }
+
+ return retval;
+}
+
+id sqlite3_column_objc_object(sqlite3_stmt *statement, int columnIndex) {
+ id retval;
+
+ switch (sqlite3_column_type(statement, columnIndex)) {
+ case SQLITE_INTEGER:
+ retval = [NSNumber numberWithLongLong:sqlite3_column_int64(statement, columnIndex)];
+ break;
+ case SQLITE_FLOAT:
+ retval = [NSNumber numberWithDouble:sqlite3_column_double(statement, columnIndex)];
+ break;
+ case SQLITE_TEXT:
+ retval = [NSString stringWithUTF8String:(const char *)sqlite3_column_text(statement, columnIndex)];
+ break;
+ case SQLITE_BLOB:
+ retval = [NSData dataWithBytes:sqlite3_column_blob(statement, columnIndex) length:sqlite3_column_bytes(statement, columnIndex)];
+ break;
+ case SQLITE_NULL:
+ default:
+ retval = [NSNull null];
+ break;
+ }
+
+ return retval;
+}
+
+@implementation ITSQLite3Database
+
+- (id)initWithPath:(NSString *)path {
+ if (self = [super init]) {
+ dbPath = [path copy];
+ if (sqlite3_open([dbPath UTF8String], &db) != SQLITE_OK) {
+ ITDebugLog(@"%@ sqlite3_open(\"%@\"): %@", ITDebugErrorPrefixForObject(self), dbPath, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ [self release];
+ return nil;
+ }
+ }
+ return self;
+}
+
+- (void)dealloc {
+ if (sqlite3_close(db) != SQLITE_OK) {
+ ITDebugLog(@"%@ sqlite3_close(0x%x): %@", ITDebugErrorPrefixForObject(self), db, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ }
+ [dbPath release];
+ [super dealloc];
+}
+
+- (BOOL)begin {
+ return [self beginTransaction];
+}
+
+- (BOOL)beginTransaction {
+ return [self executeQuery:@"BEGIN TRANSACTION;"];
+}
+
+- (BOOL)commit {
+ return [self commitTransaction];
+}
+
+- (BOOL)commitTransaction {
+ return [self executeQuery:@"COMMIT TRANSACTION;"];
+}
+
+- (BOOL)rollback {
+ return [self rollbackTransaction];
+}
+
+- (BOOL)rollbackTransaction {
+ return [self executeQuery:@"ROLLBACK TRANSACTION;"];
+}
+
+- (BOOL)executeQuery:(NSString *)query va_args:(va_list)args {
+ sqlite3_stmt *statement;
+
+ if (sqlite3_prepare(db, [query UTF8String], -1, &statement, 0) != SQLITE_OK) {
+ ITDebugLog(@"%@ sqlite3_prepare(0x%x, \"%@\", -1, 0x%x, 0): %@", ITDebugErrorPrefixForObject(self), db, query, statement, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ return NO;
+ }
+
+ int argi, argc = sqlite3_bind_parameter_count(statement);
+ for (argi = 0; argi < argc; argi++) {
+ id arg = va_arg(args, id);
+
+ if (!arg) {
+ [NSException raise:NSInvalidArgumentException format:@"ITSQLite3Database: -executeQuery expected %i arguments, received %i.", argc, argi];
+ sqlite3_finalize(statement);
+ return NO;
+ }
+
+ sqlite3_bind_objc_object(statement, argi+1, arg);
+ }
+
+ int stepret = sqlite3_step(statement);
+ int finalizeret = sqlite3_finalize(statement);
+ if (!(stepret == SQLITE_DONE || stepret == SQLITE_ROW)) {
+ ITDebugLog(@"%@ sqlite3_step(0x%x): %@", ITDebugErrorPrefixForObject(self), statement, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ return NO;
+ }
+
+ return YES;
+}
+
+- (BOOL)executeQuery:(NSString *)query, ... {
+ va_list args;
+ va_start(args, query);
+
+ BOOL result = [self executeQuery:query va_args:args];
+
+ va_end(args);
+ return result;
+}
+
+- (NSDictionary *)fetchRow:(NSString *)query va_args:(va_list)args {
+ NSArray *table = [self fetchTable:query va_args:args];
+ if ([table count] >= 1) {
+ return [table objectAtIndex:0];
+ }
+ return nil;
+}
+
+- (NSDictionary *)fetchRow:(NSString *)query, ... {
+ va_list args;
+ va_start(args, query);
+
+ id result = [self fetchRow:query va_args:args];
+
+ va_end(args);
+ return result;
+}
+
+- (NSArray *)fetchTable:(NSString *)query va_args:(va_list)args {
+ sqlite3_stmt *statement;
+
+ if (sqlite3_prepare(db, [query UTF8String], -1, &statement, 0) != SQLITE_OK) {
+ ITDebugLog(@"%@ sqlite3_prepare(0x%x, \"%@\", -1, 0x%x, 0): %@", ITDebugErrorPrefixForObject(self), db, query, statement, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ return NO;
+ }
+
+ int argi, argc = sqlite3_bind_parameter_count(statement);
+ for (argi = 0; argi < argc; argi++) {
+ id arg = va_arg(args, id);
+
+ if (!arg) {
+ [NSException raise:NSInvalidArgumentException format:@"ITSQLite3Database: -executeQuery expected %i arguments, received %i.", argc, argi];
+ sqlite3_finalize(statement);
+ return NO;
+ }
+
+ sqlite3_bind_objc_object(statement, argi+1, arg);
+ }
+
+ NSMutableArray *rowArray = [[NSMutableArray alloc] init];
+
+ int stepret;
+ while ((stepret = sqlite3_step(statement)) == SQLITE_ROW) {
+ NSMutableDictionary *row = [[NSMutableDictionary alloc] init];
+ int coli, cols = sqlite3_column_count(statement);
+ for (coli = 0; coli < cols; coli++) {
+ [row setObject:sqlite3_column_objc_object(statement, coli) forKey:[NSString stringWithUTF8String:sqlite3_column_name(statement, coli)]];
+ }
+ [rowArray addObject:[row autorelease]];
+ }
+
+ int finalizeret = sqlite3_finalize(statement);
+ if (stepret != SQLITE_DONE) {
+ ITDebugLog(@"%@ sqlite3_step(0x%x): %@", ITDebugErrorPrefixForObject(self), statement, [NSString stringWithUTF8String:sqlite3_errmsg(db)]);
+ return NO;
+ }
+
+ return [rowArray autorelease];
+}
+
+- (NSArray *)fetchTable:(NSString *)query, ... {
+ va_list args;
+ va_start(args, query);
+
+ id result = [self fetchTable:query va_args:args];
+
+ va_end(args);
+ return result;
+}
+
+@end
git.ithinksw.org / ITFoundation.git / commitdiff