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-rw-r--r--Frameworks/MCPKit/MCPFoundationKit/MCPConnection.h1
-rw-r--r--Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m33
-rw-r--r--Frameworks/MCPKit/MCPFoundationKit/MCPResult.h4
-rw-r--r--Frameworks/MCPKit/MCPFoundationKit/MCPResult.m34
-rw-r--r--Frameworks/MCPKit/MCPFoundationKit/MCPStreamingResult.m4
5 files changed, 56 insertions, 20 deletions
diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.h b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.h
index e5de0713..f9e0fa82 100644
--- a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.h
+++ b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.h
@@ -173,6 +173,7 @@ void performThreadedKeepAlive(void *ptr);
- (double)timeConnected;
// Server versions
+- (NSString *)serverVersionString;
- (NSInteger)serverMajorVersion;
- (NSInteger)serverMinorVersion;
- (NSInteger)serverReleaseVersion;
diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m
index aa5dc842..9f87c0d1 100644
--- a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m
+++ b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m
@@ -734,6 +734,24 @@ void performThreadedKeepAlive(void *ptr)
#pragma mark Server versions
/**
+ * Return the server version string, or nil on failure.
+ */
+- (NSString *)serverVersionString
+{
+ if (mConnected) {
+ if (serverVersionString == nil) {
+ [self _getServerVersionString];
+ }
+
+ if (serverVersionString) {
+ return [NSString stringWithString:serverVersionString];
+ }
+ }
+
+ return nil;
+}
+
+/**
* rReturn the server major version or -1 on fail
*/
- (NSInteger)serverMajorVersion
@@ -1744,6 +1762,7 @@ void performThreadedKeepAlive(void *ptr)
NSString *theQuery = [NSString stringWithFormat:@"SHOW TABLES FROM %@ LIKE '%@'", dbName, tablesName];
theResult = [self queryString:theQuery];
}
+ [theResult setReturnDataAsStrings:YES];
return theResult;
}
@@ -1773,7 +1792,8 @@ void performThreadedKeepAlive(void *ptr)
NSString *theQuery = [NSString stringWithFormat:@"SHOW COLUMNS FROM %@ LIKE '%@'", tableName, fieldsName];
theResult = [self queryString:theQuery];
}
-
+ [theResult setReturnDataAsStrings:YES];
+
return theResult;
}
@@ -1936,16 +1956,12 @@ void performThreadedKeepAlive(void *ptr)
NSArray *theRow;
id theTZName;
NSTimeZone *theTZ;
-
+
+ [theSessionTZ setReturnDataAsStrings:YES];
[theSessionTZ dataSeek:1ULL];
theRow = [theSessionTZ fetchRowAsArray];
theTZName = [theRow objectAtIndex:1];
- if ( [theTZName isKindOfClass:[NSData class]] ) {
- // MySQL 4.1.14 returns the mysql variables as NSData
- theTZName = [self stringWithText:theTZName];
- }
-
if ([theTZName isEqualToString:@"SYSTEM"]) {
[theSessionTZ dataSeek:0ULL];
theRow = [theSessionTZ fetchRowAsArray];
@@ -1963,6 +1979,7 @@ void performThreadedKeepAlive(void *ptr)
// By default set the time zone to the local one..
// Try to get the name using the previously available variable:
theSessionTZ = [self queryString:@"SHOW VARIABLES LIKE 'timezone'"];
+ [theSessionTZ setReturnDataAsStrings:YES];
[theSessionTZ dataSeek:0ULL];
theRow = [theSessionTZ fetchRowAsArray];
theTZName = [theRow objectAtIndex:1];
@@ -2003,6 +2020,7 @@ void performThreadedKeepAlive(void *ptr)
if (0 == mysql_query(mConnection, queryString)) {
if (mysql_field_count(mConnection) != 0) {
MCPResult *r = [[MCPResult alloc] initWithMySQLPtr:mConnection encoding:mEncoding timeZone:mTimeZone];
+ [r setReturnDataAsStrings:YES];
NSArray *a = [r fetchRowAsArray];
[r autorelease];
if([a count]) {
@@ -2183,6 +2201,7 @@ void performThreadedKeepAlive(void *ptr)
{
if (mConnected) {
MCPResult *theResult = [self queryString:@"SHOW VARIABLES LIKE 'version'"];
+ [theResult setReturnDataAsStrings:YES];
if ([theResult numOfRows]) {
[theResult dataSeek:0];
diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPResult.h b/Frameworks/MCPKit/MCPFoundationKit/MCPResult.h
index 4f0d1f80..ac0217de 100644
--- a/Frameworks/MCPKit/MCPFoundationKit/MCPResult.h
+++ b/Frameworks/MCPKit/MCPFoundationKit/MCPResult.h
@@ -38,8 +38,9 @@
MYSQL_RES *mResult; /* The MYSQL_RES structure of the C API. */
NSArray *mNames; /* An NSArray holding the name of the columns. */
NSStringEncoding mEncoding; /* The encoding used by MySQL server, to ISO-1 default. */
- NSUInteger mNumOfFields; /* The number of fields in the result. */
+ NSUInteger mNumOfFields; /* The number of fields in the result. */
NSTimeZone *mTimeZone; /* The time zone of the connection when the query was made. */
+ BOOL mReturnDataAsStrings; /* Whether to return data types as strings */
}
// Initialization
@@ -70,6 +71,7 @@
- (BOOL)isBlobForKey:(NSString *)key;
// Conversion
+- (void) setReturnDataAsStrings:(BOOL)alwaysConvertData;
- (NSString *)stringWithText:(NSData *)theTextData;
- (const char *)cStringFromString:(NSString *)theString;
- (NSString *)stringWithCString:(const char *)theCString;
diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPResult.m b/Frameworks/MCPKit/MCPFoundationKit/MCPResult.m
index d2061fca..98f26b6c 100644
--- a/Frameworks/MCPKit/MCPFoundationKit/MCPResult.m
+++ b/Frameworks/MCPKit/MCPFoundationKit/MCPResult.m
@@ -243,6 +243,8 @@ const OUR_CHARSET our_charsets60[] =
{
if ((self = [super init])) {
mEncoding = [MCPConnection defaultMySQLEncoding];
+ mReturnDataAsStrings = NO;
+ mTimeZone = nil;
if (mResult) {
mysql_free_result(mResult);
@@ -269,6 +271,7 @@ const OUR_CHARSET our_charsets60[] =
if ((self = [super init])) {
mEncoding = iEncoding;
mTimeZone = [iTimeZone retain];
+ mReturnDataAsStrings = NO;
if (mResult) {
mysql_free_result(mResult);
@@ -303,6 +306,7 @@ const OUR_CHARSET our_charsets60[] =
if ((self = [super init])) {
mEncoding = iEncoding;
mTimeZone = [iTimeZone retain];
+ mReturnDataAsStrings = NO;
if (mResult) {
mysql_free_result(mResult);
@@ -452,8 +456,9 @@ const OUR_CHARSET our_charsets60[] =
case FIELD_TYPE_LONG_BLOB:
theCurrentObj = [NSData dataWithBytes:theData length:theLengths[i]];
- // It is TEXT and NOT BLOB
- if (!(theField[i].flags & BINARY_FLAG)) {
+ // If the field is TEXT and NOT BLOB, or if force-return-as-string is
+ // enabled, return a NSString instead of NSData
+ if (mReturnDataAsStrings || !(theField[i].flags & BINARY_FLAG)) {
theCurrentObj = [self stringWithText:theCurrentObj];
}
@@ -989,6 +994,19 @@ const OUR_CHARSET our_charsets60[] =
#pragma mark Conversion
/**
+ * Set whether the result should return data types as strings. This may be useful
+ * for queries where the result may be returned in either string or data form, but
+ * will be converted to string for display and use anyway.
+ * Note that certain MySQL versions also return data types for strings - eg SHOW
+ * commands like SHOW CREATE TABLE or SHOW VARIABLES, and this conversion can be
+ * necessary there.
+ */
+- (void) setReturnDataAsStrings:(BOOL)alwaysConvertData
+{
+ mReturnDataAsStrings = alwaysConvertData;
+}
+
+/**
* Use the string encoding to convert the returned NSData to a string (for a TEXT field).
*/
- (NSString *)stringWithText:(NSData *)theTextData
@@ -1325,14 +1343,10 @@ const OUR_CHARSET our_charsets60[] =
*/
- (void) dealloc
{
- if (mResult) {
- mysql_free_result(mResult);
- }
-
- if (mNames) {
- [mNames autorelease];
- }
-
+ if (mResult) mysql_free_result(mResult);
+ if (mNames) [mNames autorelease];
+ if (mTimeZone) [mTimeZone release];
+
[super dealloc];
}
diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPStreamingResult.m b/Frameworks/MCPKit/MCPFoundationKit/MCPStreamingResult.m
index d675cebc..58a8c3a6 100644
--- a/Frameworks/MCPKit/MCPFoundationKit/MCPStreamingResult.m
+++ b/Frameworks/MCPKit/MCPFoundationKit/MCPStreamingResult.m
@@ -276,8 +276,8 @@
case FIELD_TYPE_MEDIUM_BLOB:
case FIELD_TYPE_LONG_BLOB:
- // For binary data, return the data
- if (fieldDefinitions[i].flags & BINARY_FLAG) {
+ // For binary data, return the data if force-return-as-string is not enabled
+ if ((fieldDefinitions[i].flags & BINARY_FLAG) && !mReturnDataAsStrings) {
cellData = [NSData dataWithBytes:theData length:fieldLengths[i]];
}
else {