NSData+APNSToken

NSData+zlib
NSDictionary+URL
NSDictionary+XML
NSRunLoop+PerformBlock
NSMutableString+Ruby
NSString+Matcher
NSString+XML
NSURL+QueryDictionary
UIView+GestureCallback

Categories/Foundation/NSData/NSData+APNSToken.h

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+//
+//  NSData+APNSToken.h
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface NSData (APNSToken)
+- (NSString *)APNSToken;
+@end

Categories/Foundation/NSData/NSData+APNSToken.m

@@ -0,0 +1,19 @@
+//
+//  NSData+APNSToken.m
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import "NSData+APNSToken.h"
+
+@implementation NSData (APNSToken)
+- (NSString *)APNSToken {
+    return [[[[self description]
+              stringByReplacingOccurrencesOfString: @"<" withString: @""]
+             stringByReplacingOccurrencesOfString: @">" withString: @""]
+            stringByReplacingOccurrencesOfString: @" " withString: @""];
+}
+
+@end

Categories/Foundation/NSData/NSData+zlib.h

@@ -0,0 +1,69 @@
+
+//https://github.com/bitbasenyc/nsdata-zlib
+@interface NSData (zlib)
+
+/**
+ ZLib error domain
+ */
+extern NSString *const BBSZlibErrorDomain;
+/**
+ When a zlib error occurs, querying this key in the @p userInfo dictionary of the
+ @p NSError object will return the underlying zlib error code.
+ */
+extern NSString *const BBSZlibErrorInfoKey;
+
+typedef NS_ENUM(NSUInteger, BBSZlibErrorCode) {
+    BBSZlibErrorCodeFileTooLarge = 0,
+    BBSZlibErrorCodeDeflationError = 1,
+    BBSZlibErrorCodeInflationError = 2,
+    BBSZlibErrorCodeCouldNotCreateFileError = 3,
+};
+
+/**
+ Apply zlib compression.
+
+ @param error If an error occurs during compression, upon return contains an
+ NSError object describing the problem.
+
+ @returns An NSData instance containing the result of applying zlib
+ compression to this instance.
+ */
+- (NSData *)bbs_dataByDeflatingWithError:(NSError *__autoreleasing *)error;
+
+/**
+ Apply zlib decompression.
+
+ @param error If an error occurs during decompression, upon return contains an
+ NSError object describing the problem.
+
+ @returns An NSData instance containing the result of applying zlib
+ decompression to this instance.
+ */
+- (NSData *)bbs_dataByInflatingWithError:(NSError *__autoreleasing *)error;
+
+/**
+ Apply zlib compression and write the result to a file at path
+
+ @param path The path at which the file should be written
+
+ @param error If an error occurs during compression, upon return contains an
+ NSError object describing the problem.
+
+ @returns @p YES if the compression succeeded; otherwise, @p NO.
+ */
+- (BOOL)bbs_writeDeflatedToFile:(NSString *)path
+                          error:(NSError *__autoreleasing *)error;
+
+/**
+ Apply zlib decompression and write the result to a file at path
+
+ @param path The path at which the file should be written
+
+ @param error If an error occurs during decompression, upon return contains an
+ NSError object describing the problem.
+
+ @returns @p YES if the compression succeeded; otherwise, @p NO.
+ */
+- (BOOL)bbs_writeInflatedToFile:(NSString *)path
+                          error:(NSError *__autoreleasing *)error;
+@end

Categories/Foundation/NSData/NSData+zlib.m

@@ -0,0 +1,189 @@
+@import Foundation;
+
+#import <zlib.h>
+
+#import "NSData+zlib.h"
+
+static const uInt CHUNK_SIZE = 65536;
+
+NSString *const BBSZlibErrorDomain = @"se.bitba.ZlibErrorDomain";
+NSString *const BBSZlibErrorInfoKey = @"zerror";
+
+@implementation NSData (zlib)
+
+- (NSData *)bbs_dataByInflatingWithError:(NSError *__autoreleasing *)error
+{
+    if (![self length]) return [self copy];
+    NSMutableData *outData = [NSMutableData data];
+    [self inflate:^(NSData *toAppend) {
+        [outData appendData:toAppend];
+    }
+            error:error];
+    return outData;
+}
+
+- (NSData *)bbs_dataByDeflatingWithError:(NSError *__autoreleasing *)error
+{
+    if (![self length]) return [self copy];
+    NSMutableData *outData = [NSMutableData data];
+    [self deflate:^(NSData *toAppend) {
+        [outData appendData:toAppend];
+    }
+            error:error];
+    return outData;
+}
+
+// Adapted from http://www.zlib.net/zpipe.c
+- (BOOL)inflate:(void (^)(NSData *))processBlock
+          error:(NSError *__autoreleasing *)error
+{
+    z_stream stream;
+    stream.zalloc = Z_NULL;
+    stream.zfree = Z_NULL;
+    stream.opaque = Z_NULL;
+    stream.avail_in = 0;
+    stream.next_in = Z_NULL;
+
+    int ret = inflateInit(&stream);
+    if (ret != Z_OK) {
+        if (error) *error = [NSError errorWithDomain:BBSZlibErrorDomain
+                                                code:BBSZlibErrorCodeInflationError
+                                            userInfo:@{BBSZlibErrorInfoKey : @(ret)}];
+        return NO;
+    }
+    Bytef *source = (Bytef *)[self bytes]; // yay
+    uInt offset = 0;
+    uInt len = (uInt)[self length];
+
+    do {
+        stream.avail_in = MIN(CHUNK_SIZE, len - offset);
+        if (stream.avail_in == 0) break;
+        stream.next_in = source + offset;
+        offset += stream.avail_in;
+        do {
+            Bytef out[CHUNK_SIZE];
+            stream.avail_out = CHUNK_SIZE;
+            stream.next_out = out;
+            ret = inflate(&stream, Z_NO_FLUSH);
+            switch (ret) {
+                case Z_NEED_DICT:
+                case Z_DATA_ERROR:
+                case Z_MEM_ERROR:
+                case Z_STREAM_ERROR:
+                    inflateEnd(&stream);
+                    if (error) *error = [NSError errorWithDomain:BBSZlibErrorDomain
+                                                            code:BBSZlibErrorCodeInflationError
+                                                        userInfo:@{BBSZlibErrorInfoKey : @(ret)}];
+                    return NO;
+            }
+            processBlock([NSData dataWithBytesNoCopy:out
+                                              length:CHUNK_SIZE - stream.avail_out
+                                        freeWhenDone:NO]);
+        } while (stream.avail_out == 0);
+    } while (ret != Z_STREAM_END);
+
+    inflateEnd(&stream);
+    return YES;
+}
+
+// Adapted from http://www.zlib.net/zpipe.c
+- (BOOL)deflate:(void (^)(NSData *))processBlock
+          error:(NSError *__autoreleasing *)error
+{
+    z_stream stream;
+    stream.zalloc = Z_NULL;
+    stream.zfree = Z_NULL;
+    stream.opaque = Z_NULL;
+
+    int ret = deflateInit(&stream, 9);
+    if (ret != Z_OK) {
+        if (error) *error = [NSError errorWithDomain:BBSZlibErrorDomain
+                                                code:BBSZlibErrorCodeDeflationError
+                                            userInfo:@{BBSZlibErrorInfoKey : @(ret)}];
+        return NO;
+    }
+    Bytef *source = (Bytef *)[self bytes]; // yay
+    uInt offset = 0;
+    uInt len = (uInt)[self length];
+    int flush;
+
+    do {
+        stream.avail_in = MIN(CHUNK_SIZE, len - offset);
+        stream.next_in = source + offset;
+        offset += stream.avail_in;
+        flush = offset > len - 1 ? Z_FINISH : Z_NO_FLUSH;
+        do {
+            Bytef out[CHUNK_SIZE];
+            stream.avail_out = CHUNK_SIZE;
+            stream.next_out = out;
+            ret = deflate(&stream, flush);
+            if (ret == Z_STREAM_ERROR) {
+                if (error) *error = [NSError errorWithDomain:BBSZlibErrorDomain
+                                                        code:BBSZlibErrorCodeDeflationError
+                                                    userInfo:@{BBSZlibErrorInfoKey : @(ret)}];
+                return NO;
+            }
+            processBlock([NSData dataWithBytesNoCopy:out
+                                              length:CHUNK_SIZE - stream.avail_out
+                                        freeWhenDone:NO]);
+        } while (stream.avail_out == 0);
+    } while (flush != Z_FINISH);
+    deflateEnd(&stream);
+    return YES;
+}
+
+- (BOOL)bbs_writeDeflatedToFile:(NSString *)path
+                          error:(NSError *__autoreleasing *)error
+{
+    NSFileHandle *f = createOrOpenFileAtPath(path, error);
+    if (!f) return NO;
+    BOOL success = YES;
+    if ([self length]) {
+        success = [self deflate:
+                   ^(NSData *toAppend) {
+                       [f writeData:toAppend];
+                   }
+                          error:error];
+    } else {
+        [f writeData:self];
+    }
+    [f closeFile];
+    return success;
+}
+
+- (BOOL)bbs_writeInflatedToFile:(NSString *)path
+                          error:(NSError *__autoreleasing *)error
+{
+    NSFileHandle *f = createOrOpenFileAtPath(path, error);
+    if (!f) return NO;
+    BOOL success = YES;
+    if ([self length]) {
+        success = [self inflate:
+                   ^(NSData *toAppend) {
+                       [f writeData:toAppend];
+                   }
+                          error:error];
+    } else {
+        [f writeData:self];
+    }
+    [f closeFile];
+    return success;
+}
+
+static NSFileHandle *createOrOpenFileAtPath(NSString *path, NSError *__autoreleasing *error)
+{
+    if (![[NSFileManager defaultManager] fileExistsAtPath:path]) {
+        BOOL success = [[NSFileManager defaultManager] createFileAtPath:path
+                                                               contents:nil
+                                                             attributes:nil];
+        if (!success) {
+            if (error) *error = [NSError errorWithDomain:BBSZlibErrorDomain
+                                                    code:BBSZlibErrorCodeCouldNotCreateFileError
+                                                userInfo:nil];
+            return nil;
+        }
+    }
+    return [NSFileHandle fileHandleForWritingAtPath:path];
+}
+
+@end

Categories/Foundation/NSDictionary/NSDictionary+URL.h

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+//
+//  NSDictionary+URL.h
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface NSDictionary (URL)
++ (NSDictionary *)dictionaryWithURLQuery:(NSString *)query;
+- (NSString *)URLQueryString;
+@end

Categories/Foundation/NSDictionary/NSDictionary+URL.m

@@ -0,0 +1,45 @@
+//
+//  NSDictionary+URL.m
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import "NSDictionary+URL.h"
+
+@implementation NSDictionary (URI)
++ (NSDictionary *)dictionaryWithURLQuery:(NSString *)query
+{
+    NSMutableDictionary *dict = [NSMutableDictionary dictionary];
+    NSArray *parameters = [query componentsSeparatedByString:@"&"];
+    for(NSString *parameter in parameters) {
+        NSArray *contents = [parameter componentsSeparatedByString:@"="];
+        if([contents count] == 2) {
+            NSString *key = [contents objectAtIndex:0];
+            NSString *value = [contents objectAtIndex:1];
+            value = [value stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+            if (key && value) {
+                [dict setObject:value forKey:key];
+            }
+        }
+    }
+    return [NSDictionary dictionaryWithDictionary:dict];
+}
+
+- (NSString *)URLQueryString 
+{
+    NSMutableString *string = [NSMutableString string];
+    for (NSString *key in [self allKeys]) {
+        if ([string length]) {
+            [string appendString:@"&"];
+        }
+        CFStringRef escaped = CFURLCreateStringByAddingPercentEscapes(NULL,(CFStringRef)[[self objectForKey:key] description],
+                                                                      NULL,(CFStringRef)@"!*'();:@&=+$,/?%#[]",
+                                                                      kCFStringEncodingUTF8);
+        [string appendFormat:@"%@=%@", key, escaped];
+        CFRelease(escaped);
+    }
+    return string;
+}
+@end

Categories/Foundation/NSDictionary/NSDictionary+XML.h

@@ -0,0 +1,13 @@
+//
+//  NSDictionary+XML.h
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+@interface NSDictionary (XML)
+- (NSString *)XMLString;
+@end

Categories/Foundation/NSDictionary/NSDictionary+XML.m

@@ -0,0 +1,29 @@
+//
+//  NSDictionary+XML.m
+//  IOS-Categories
+//
+//  Created by Jakey on 15/8/7.
+//  Copyright © 2015年 www.skyfox.org. All rights reserved.
+//
+
+#import "NSDictionary+XML.h"
+
+@implementation NSDictionary (XML)
+
+- (NSString *)XMLString {
+
+    NSString *xmlStr = @"<xml>";
+
+    for (NSString *key in self.allKeys) {
+
+        NSString *value = [self objectForKey:key];
+
+        xmlStr = [xmlStr stringByAppendingString:[NSString stringWithFormat:@"<%@>%@</%@>", key, value, key]];
+    }
+
+    xmlStr = [xmlStr stringByAppendingString:@"</xml>"];
+
+    return xmlStr;
+}
+
+@end