Exporter:

 - Enable alternating table lines in the export table view - this addresses Issue #797
 - Reconnect GZIp & BZIP2 compression functionality  (TODO: not currently working for file overwrites; to be discussed)

4 files changed, 22 insertions, 3 deletions

diff --git a/Source/SPExportFile.h b/Source/SPExportFile.h
index fb61eef2..946f6aec 100644
--- a/Source/SPExportFile.h
+++ b/Source/SPExportFile.h
@@ -82,5 +82,5 @@
 - (BOOL)delete;
 - (void)writeData:(NSData *)data;
 - (SPExportFileHandleStatus)createExportFileHandle:(BOOL)overwrite;
-
+- (void)setCompressionFormat:(SPFileCompressionFormat)fileCompressionFormat;
 @end
diff --git a/Source/SPExportFile.m b/Source/SPExportFile.m
index e102b28e..1f09157f 100644
--- a/Source/SPExportFile.m
+++ b/Source/SPExportFile.m
@@ -168,6 +168,22 @@
 	return exportFileHandleStatus;
 }
 
+/**
+ * Sets the compression level on the newly created file. Throws an exception
+ * if attempting to set the compression level when no file handle exists.
+ *
+ * @param fileCompressionFormat The compression level to support, from the SPFileCompressionFormat enum.
+ */
+- (void)setCompressionFormat:(SPFileCompressionFormat)fileCompressionFormat
+{
+	if (![self exportFileHandle]) {
+		[NSException raise:NSInternalInconsistencyException format:@"Attempting to set compression level of an uninitialized file handle."];
+		return;
+	}
+
+	[[self exportFileHandle] setShouldWriteWithCompressionFormat:fileCompressionFormat];
+}
+
 #pragma mark -
 #pragma mark Private API
 
diff --git a/Source/SPExportInitializer.m b/Source/SPExportInitializer.m
index a34f729b..4812dd82 100644
--- a/Source/SPExportInitializer.m
+++ b/Source/SPExportInitializer.m
@@ -397,8 +397,11 @@
 	
 	// Create the actual file handles while dealing with errors (e.g. file already exists, etc) during creation
 	for (SPExportFile *exportFile in exportFiles)
-	{		
+	{
 		if ([exportFile createExportFileHandle:NO] == SPExportFileHandleCreated) {
+
+			// TODO: these will not currently get triggered if there's an error in creating the files - eg when the user later chooses "overwrite".
+			[exportFile setCompressionFormat:[exportOutputCompressionFormatPopupButton indexOfSelectedItem]];
 			if ([exportFile exportFileNeedsCSVHeader]) {
 				[self writeCSVHeaderToExportFile:exportFile];
 			}
diff --git a/Source/SPSQLExporter.m b/Source/SPSQLExporter.m
index a38732cb..186243b1 100644
--- a/Source/SPSQLExporter.m
+++ b/Source/SPSQLExporter.m
@@ -135,7 +135,7 @@
 	
 	// Clear errors
 	[self setSqlExportErrors:@""];
-			
+
 	// Copy over the selected item names into tables in preparation for iteration
 	NSMutableArray *targetArray;