init

Sources/NSString+Util.m

@@ -0,0 +1,51 @@
+//
+//  NSString+Util.m
+//  ASHReactNative
+//
+//  Created by xmfish on 17/4/10.
+//  Copyright © 2017年 ash. All rights reserved.
+//
+
+#import "NSString+Util.h"
+
+@implementation NSString (Util)
+
+- (NSDictionary*)ash_queryDictionary
+{
+    NSArray *array = [self componentsSeparatedByString:@"?"];
+    NSString *encodedString = array.lastObject;
+    
+    NSMutableDictionary *result = [NSMutableDictionary dictionary];
+    NSArray *pairs = [encodedString componentsSeparatedByString:@"&"];
+    
+    for (NSString *kvp in pairs) {
+        if ([kvp length] == 0) {
+            continue;
+        }
+        
+        NSRange pos = [kvp rangeOfString:@"="];
+        NSString *key;
+        NSString *val;
+        
+        if (pos.location == NSNotFound) {
+            key = [self ash_stringByUnescapingFromURLQuery:kvp];
+            val = @"";
+        } else {
+            key = [self ash_stringByUnescapingFromURLQuery:[kvp substringToIndex:pos.location]];
+            val = [self ash_stringByUnescapingFromURLQuery:[kvp substringFromIndex:pos.location + pos.length]];
+        }
+        
+        if (!key || !val) {
+            continue; // I'm sure this will bite my arse one day
+        }
+        
+        [result setObject:val forKey:key];
+    }
+    return result;
+}
+- (NSString *)ash_stringByUnescapingFromURLQuery:(NSString *)string
+{
+    NSString *deplussed = [string stringByReplacingOccurrencesOfString:@"+" withString:@" "];
+    return [deplussed stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+}
+@end