• added svn prop Id to GeneratePreview/ThumbnailForURL.m

• added SP's SPData/StringAdditions to QuickLook generator to avoid double-coding
• cleaned generator code a bit

1 files changed, 141 insertions, 263 deletions

diff --git a/Source/GeneratePreviewForURL.m b/Source/GeneratePreviewForURL.m
index 30ca2ae2..d2a60c2b 100644
--- a/Source/GeneratePreviewForURL.m
+++ b/Source/GeneratePreviewForURL.m
@@ -1,3 +1,6 @@
+//
+//  $Id$
+//
 //  GeneratePreviewForURL.m
 //  sequel-pro
 //
@@ -22,6 +25,8 @@
 #include <CoreFoundation/CoreFoundation.h>
 #include <CoreServices/CoreServices.h>
 #include <QuickLook/QuickLook.h>
+#import "SPDataAdditions.h"
+#import "SPStringAdditions.h"
 #import <Cocoa/Cocoa.h>
 
 /* -----------------------------------------------------------------------------
@@ -30,295 +35,161 @@
    This function's job is to create preview for designated file
    ----------------------------------------------------------------------------- */
 
-static char base64encodingTable[64] = {
-'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
-'Q','R','S','T','U','V','W','X','Y','Z','a','b','c','d','e','f',
-'g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v',
-'w','x','y','z','0','1','2','3','4','5','6','7','8','9','+','/' };
-
-@interface NSData (QLDataAdditions)
-
-- (NSString *)base64EncodingWithLineLength:(NSUInteger)lineLength;
-
-@end
-
-
-@implementation NSData (QLDataAdditions)
-
-/*
- * Derived from http://colloquy.info/project/browser/trunk/NSDataAdditions.m?rev=1576
- *  Created by khammond on Mon Oct 29 2001.
- *  Formatted by Timothy Hatcher on Sun Jul 4 2004.
- *  Copyright (c) 2001 Kyle Hammond. All rights reserved.
- *  Original development by Dave Winer.
- *
- * Convert self to a base64 encoded NSString
- */
-- (NSString *) base64EncodingWithLineLength:(NSUInteger)lineLength {
-
-	const unsigned char *bytes = [self bytes];
-	NSUInteger ixtext = 0;
-	NSUInteger lentext = [self length];
-	NSInteger ctremaining = 0;
-	unsigned char inbuf[3], outbuf[4];
-	short i = 0;
-	short charsonline = 0, ctcopy = 0;
-	NSUInteger ix = 0;
-
-	NSMutableString *base64 = [NSMutableString stringWithCapacity:lentext];
-
-	while(1) {
-		ctremaining = lentext - ixtext;
-		if( ctremaining <= 0 ) break;
-
-		for( i = 0; i < 3; i++ ) {
-			ix = ixtext + i;
-			if( ix < lentext ) inbuf[i] = bytes[ix];
-			else inbuf [i] = 0;
-		}
-
-		outbuf [0] = (inbuf [0] & 0xFC) >> 2;
-		outbuf [1] = ((inbuf [0] & 0x03) << 4) | ((inbuf [1] & 0xF0) >> 4);
-		outbuf [2] = ((inbuf [1] & 0x0F) << 2) | ((inbuf [2] & 0xC0) >> 6);
-		outbuf [3] = inbuf [2] & 0x3F;
-		ctcopy = 4;
-
-		switch( ctremaining ) {
-			case 1: 
-			ctcopy = 2; 
-			break;
-			case 2: 
-			ctcopy = 3; 
-			break;
-		}
-
-		for( i = 0; i < ctcopy; i++ )
-			[base64 appendFormat:@"%c", base64encodingTable[outbuf[i]]];
-
-		for( i = ctcopy; i < 4; i++ )
-			[base64 appendFormat:@"%c",'='];
-
-		ixtext += 3;
-		charsonline += 4;
-
-		if( lineLength > 0 ) {
-			if (charsonline >= lineLength) {
-				charsonline = 0;
-				[base64 appendString:@"\n"];
-			}
-		}
-	}
-
-	return base64;
-}
-@end
-
-@interface NSString (QLStringAdditions)
-
-+ (NSString *)stringForByteSize:(long long)byteSize;
-
-@end
-
-@implementation NSString (QLStringAdditions)
-
-/*
- * Returns a human readable version string of the supplied byte size.
- */
-+ (NSString *)stringForByteSize:(long long)byteSize
-{
-	CGFloat size = byteSize;
-	
-	NSNumberFormatter *numberFormatter = [[[NSNumberFormatter alloc] init] autorelease];
-	
-	[numberFormatter setNumberStyle:NSNumberFormatterDecimalStyle];
-	
-	if (size < 1023) {
-		[numberFormatter setFormat:@"#,##0 B"];
-		
-		return [numberFormatter stringFromNumber:[NSNumber numberWithInteger:size]];
-	}
-	
-	size = (size / 1024);
-	
-	if (size < 1023) {
-		[numberFormatter setFormat:@"#,##0.0 KiB"];
-		
-		return [numberFormatter stringFromNumber:[NSNumber numberWithDouble:size]];
-	}
-	
-	size = (size / 1024);
-	
-	if (size < 1023) {
-		[numberFormatter setFormat:@"#,##0.0 MiB"];
-		
-		return [numberFormatter stringFromNumber:[NSNumber numberWithDouble:size]];
-	}
-	
-	size = (size / 1024);
-	
-	if (size < 1023) {
-		[numberFormatter setFormat:@"#,##0.0 GiB"];
-		
-		return [numberFormatter stringFromNumber:[NSNumber numberWithDouble:size]];
-	}
-
-	size = (size / 1024);
-	
-	[numberFormatter setFormat:@"#,##0.0 TiB"];
-	
-	return [numberFormatter stringFromNumber:[NSNumber numberWithDouble:size]];
-}
-@end
 
 OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options)
 {
 
 	NSURL *myURL = (NSURL *)url;
 	NSString *urlExtension = [[[myURL path] pathExtension] lowercaseString];
+
 	NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
 
 	NSError *templateReadError = nil;
 
+	if (QLPreviewRequestIsCancelled(preview))
+		return noErr;
+
+	// Get current set file icon
 	NSImage *iconImage = [[NSWorkspace sharedWorkspace] iconForFile:[myURL path]];
 
 	NSMutableString *html;
 	NSString *template = nil;
 
-	if (false == QLPreviewRequestIsCancelled(preview)) {
+	if (QLPreviewRequestIsCancelled(preview))
+		return noErr;
 
-		NSDictionary *fileAttributes = [[NSFileManager defaultManager] attributesOfItemAtPath:[myURL path] error:nil];
+	NSDictionary *fileAttributes = [[NSFileManager defaultManager] attributesOfItemAtPath:[myURL path] error:nil];
 
-		if([urlExtension isEqualToString:@"spf"]) {
+	// Dispatch different fiel extensions
+	if([urlExtension isEqualToString:@"spf"]) {
 
-			NSError *readError = nil;
-			NSString *convError = nil;
-			NSPropertyListFormat format;
-			NSDictionary *spf = nil;
+		NSError *readError = nil;
+		NSString *convError = nil;
+		NSPropertyListFormat format;
+		NSDictionary *spf = nil;
 
-			NSData *pData = [NSData dataWithContentsOfFile:[myURL path] options:NSUncachedRead error:&readError];
+		// Get spf data as dictionary
+		NSData *pData = [NSData dataWithContentsOfFile:[myURL path] options:NSUncachedRead error:&readError];
+		spf = [[NSPropertyListSerialization propertyListFromData:pData 
+				mutabilityOption:NSPropertyListImmutable format:&format errorDescription:&convError] retain];
 
-			spf = [[NSPropertyListSerialization propertyListFromData:pData 
-					mutabilityOption:NSPropertyListImmutable format:&format errorDescription:&convError] retain];
+		if(!spf || readError != nil || [convError length] || !(format == NSPropertyListXMLFormat_v1_0 || format == NSPropertyListBinaryFormat_v1_0)) {
+			if(spf) [spf release];
+			[pool release];
+			return noErr;
+		}
 
-			if(!spf || readError != nil || [convError length] || !(format == NSPropertyListXMLFormat_v1_0 || format == NSPropertyListBinaryFormat_v1_0)) {
-				if(spf) [spf release];
+		// Dispatch different spf formats
+		if([[spf objectForKey:@"format"] isEqualToString:@"connection"]) {
+			template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginConnectionTemplate" ofType:@"html"] 
+				encoding:NSUTF8StringEncoding error:&templateReadError];
+
+			if (template == nil || ![template length] || templateReadError != nil) {
 				[pool release];
 				return noErr;
 			}
 
-			if([[spf objectForKey:@"format"] isEqualToString:@"connection"]) {
-				template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginConnectionTemplate" ofType:@"html"] 
-					encoding:NSUTF8StringEncoding error:&templateReadError];
-
-				if (template == nil || ![template length] || templateReadError != nil) {
-					[pool release];
-					return noErr;
-				}
-
-				NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
-				[dateFormatter setTimeStyle:NSDateFormatterShortStyle];
-				[dateFormatter setDateStyle:NSDateFormatterMediumStyle];
-				[dateFormatter setLocale:[NSLocale currentLocale]];
-
-				NSString *name = @"••••";
-				NSString *host = @"••••";
-				NSString *user = @"••••";
-				NSString *database = @"••••";
-				NSString *autoConnect = ([[spf objectForKey:@"auto_connect"] boolValue]) ? @"checked" : @"";
-
-				if([[spf objectForKey:@"data"] isKindOfClass:[NSDictionary class]]) {
-					if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"name"])
-						name = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"name"];
-					else
-						name = @"";
-					if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"host"])
-						host = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"host"];
-					else
-						host = @"";
-					if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"user"])
-						user = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"user"];
-					else
-						user = @"";
-					if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"database"])
-						database = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"database"];
-					else
-						database = @"";
-				}
-
-				// compose the html
-				html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
-					[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
-					[spf objectForKey:@"rdbms_type"],
-					[spf objectForKey:@"rdbms_version"],
-					[name stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
-					[host stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
-					[user stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
-					[database stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
-					[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
-					[dateFormatter stringFromDate:[fileAttributes fileModificationDate]],
-					autoConnect
-				]];
+			NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
+			[dateFormatter setTimeStyle:NSDateFormatterShortStyle];
+			[dateFormatter setDateStyle:NSDateFormatterMediumStyle];
+			[dateFormatter setLocale:[NSLocale currentLocale]];
+
+			NSString *name = @"••••";
+			NSString *host = @"••••";
+			NSString *user = @"••••";
+			NSString *database = @"••••";
+			NSString *autoConnect = ([[spf objectForKey:@"auto_connect"] boolValue]) ? @"checked" : @"";
+
+			if([[spf objectForKey:@"data"] isKindOfClass:[NSDictionary class]]) {
+				if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"name"])
+					name = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"name"];
+				else
+					name = @"";
+				if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"host"])
+					host = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"host"];
+				else
+					host = @"";
+				if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"user"])
+					user = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"user"];
+				else
+					user = @"";
+				if([[spf objectForKey:@"data"] objectForKey:@"connection"] && [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"database"])
+					database = [[[spf objectForKey:@"data"] objectForKey:@"connection"] objectForKey:@"database"];
+				else
+					database = @"";
+			}
 
-				[dateFormatter release];
-				[spf release];
+			// compose the html
+			html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
+				[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
+				[spf objectForKey:@"rdbms_type"],
+				[spf objectForKey:@"rdbms_version"],
+				[name stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
+				[host stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
+				[user stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
+				[database stringByReplacingOccurrencesOfString:@" " withString:@"&nbsp;"],
+				[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
+				[dateFormatter stringFromDate:[fileAttributes fileModificationDate]],
+				autoConnect
+			]];
+
+			[dateFormatter release];
+		}
 
+		else if([[spf objectForKey:@"format"] isEqualToString:@"content filters"]) {
+			template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginContentFiltersTemplate" ofType:@"html"] 
+				encoding:NSUTF8StringEncoding error:&templateReadError];
+
+			if (template == nil || ![template length] || templateReadError != nil) {
+				[pool release];
+				return noErr;
 			}
-			else if([[spf objectForKey:@"format"] isEqualToString:@"content filters"]) {
-				template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginContentFiltersTemplate" ofType:@"html"] 
-					encoding:NSUTF8StringEncoding error:&templateReadError];
-
-				if (template == nil || ![template length] || templateReadError != nil) {
-					[pool release];
-					return noErr;
-				}
-				// compose the html
-				html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
-					[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
-					[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
-				]];
-			}
-			else if([[spf objectForKey:@"format"] isEqualToString:@"query favorites"]) {
-				template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginQueryFavoritesTemplate" ofType:@"html"] 
-					encoding:NSUTF8StringEncoding error:&templateReadError];
-
-				if (template == nil || ![template length] || templateReadError != nil) {
-					[pool release];
-					return noErr;
-				}
-				// compose the html
-				html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
-					[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
-					[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
-				]];
-			}
+			// compose the html
+			html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
+				[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
+				[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
+			]];
 		}
-		else if([urlExtension isEqualToString:@"sql"]) {
-			template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginSQLTemplate" ofType:@"html"] 
+
+		else if([[spf objectForKey:@"format"] isEqualToString:@"query favorites"]) {
+			template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginQueryFavoritesTemplate" ofType:@"html"] 
 				encoding:NSUTF8StringEncoding error:&templateReadError];
 
 			if (template == nil || ![template length] || templateReadError != nil) {
 				[pool release];
 				return noErr;
 			}
-
 			// compose the html
-			if(fileAttributes)
-			{
-				NSNumber *filesize = [fileAttributes objectForKey:NSFileSize];
-				// catch large files since Finder blocks
-				if([filesize unsignedLongValue] > 6000000) {
-					html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
-						[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
-						[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
-						@"... SQL ..."
-					]];
-				} else {
-					html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
-						[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
-						[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
-						[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
-					]];
-				}
+			html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
+				[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
+				[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
+			]];
+		}
+
+		[spf release];
+
+	}
+
+	else if([urlExtension isEqualToString:@"sql"]) {
+		template = [NSString stringWithContentsOfFile:[[NSBundle bundleWithIdentifier:@"com.google.code.sequel-pro.qlgenerator"] pathForResource:@"SPQLPluginSQLTemplate" ofType:@"html"] 
+			encoding:NSUTF8StringEncoding error:&templateReadError];
+
+		if (template == nil || ![template length] || templateReadError != nil) {
+			[pool release];
+			return noErr;
+		}
+
+		// compose the html
+		if(fileAttributes)
+		{
+			NSNumber *filesize = [fileAttributes objectForKey:NSFileSize];
+			// catch large files since Finder blocks
+			if([filesize unsignedLongValue] > 3000000) {
+				html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
+					[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
+					[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
+					@"... SQL ..."
+				]];
 			} else {
 				html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
 					[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
@@ -326,19 +197,26 @@ OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview,
 					[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
 				]];
 			}
+		} else {
+			html = [[NSMutableString alloc] initWithString:[NSString stringWithFormat:template,
+				[[iconImage TIFFRepresentationUsingCompression:NSTIFFCompressionJPEG factor:0.01] base64EncodingWithLineLength:0],
+				[NSString stringForByteSize:[[fileAttributes objectForKey:NSFileSize] longLongValue]],
+				[NSString stringWithContentsOfFile:[myURL path] encoding:NSUTF8StringEncoding error:nil]
+			]];
 		}
-
-		CFDictionaryRef properties = (CFDictionaryRef)[NSDictionary dictionary];
-		QLPreviewRequestSetDataRepresentation(preview,
-											  (CFDataRef)[html dataUsingEncoding:NSUTF8StringEncoding],
-											  kUTTypeHTML, 
-											  properties
-											  );
-		[html release];
-		
 	}
+
+	CFDictionaryRef properties = (CFDictionaryRef)[NSDictionary dictionary];
+	QLPreviewRequestSetDataRepresentation(preview,
+										  (CFDataRef)[html dataUsingEncoding:NSUTF8StringEncoding],
+										  kUTTypeHTML, 
+										  properties
+										  );
+
+	[html release];
 	[pool release];
-    return noErr;
+	return noErr;
+
 }
 
 void CancelPreviewGeneration(void* thisInterface, QLPreviewRequestRef preview)