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//
// WebViewController.m
// JS_OC_URL
//
// Created by Harvey on 16/8/4.
// Copyright © 2016年 Haley. All rights reserved.
//
#import <AVFoundation/AVFoundation.h>
#import "WebViewController.h"
@interface WebViewController ()<UIWebViewDelegate>
@property (strong, nonatomic) UIWebView *webView;
@end
@implementation WebViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
self.title = @"UIWebView拦截URL";
self.view.backgroundColor = [UIColor whiteColor];
self.webView = [[UIWebView alloc] initWithFrame:self.view.frame];
self.webView.delegate = self;
NSURL *htmlURL = [[NSBundle mainBundle] URLForResource:@"index.html" withExtension:nil];
// NSURL *htmlURL = [NSURL URLWithString:@"http://www.baidu.com"];
NSURLRequest *request = [NSURLRequest requestWithURL:htmlURL];
// 如果不想要webView 的回弹效果
self.webView.scrollView.bounces = NO;
// UIWebView 滚动的比较慢，这里设置为正常速度
self.webView.scrollView.decelerationRate = UIScrollViewDecelerationRateNormal;
[self.webView loadRequest:request];
[self.view addSubview:self.webView];
}
#pragma mark - private method
- (void)handleCustomAction:(NSURL *)URL
{
NSString *host = [URL host];
if ([host isEqualToString:@"scanClick"]) {
NSLog(@"扫一扫");
} else if ([host isEqualToString:@"shareClick"]) {
[self share:URL];
} else if ([host isEqualToString:@"getLocation"]) {
[self getLocation];
} else if ([host isEqualToString:@"setColor"]) {
[self changeBGColor:URL];
} else if ([host isEqualToString:@"payAction"]) {
[self payAction:URL];
} else if ([host isEqualToString:@"shake"]) {
[self shakeAction];
} else if ([host isEqualToString:@"goBack"]) {
[self goBack];
}
}
- (void)getLocation
{
// 获取位置信息
// 将结果返回给js
NSString *jsStr = [NSString stringWithFormat:@"setLocation('%@')",@"广东省深圳市南山区学府路XXXX号"];
[self.webView stringByEvaluatingJavaScriptFromString:jsStr];
}
- (void)share:(NSURL *)URL
{
NSArray *params =[URL.query componentsSeparatedByString:@"&"];
NSMutableDictionary *tempDic = [NSMutableDictionary dictionary];
for (NSString *paramStr in params) {
NSArray *dicArray = [paramStr componentsSeparatedByString:@"="];
if (dicArray.count > 1) {
NSString *decodeValue = [dicArray[1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
[tempDic setObject:decodeValue forKey:dicArray[0]];
}
}
NSString *title = [tempDic objectForKey:@"title"];
NSString *content = [tempDic objectForKey:@"content"];
NSString *url = [tempDic objectForKey:@"url"];
// 在这里执行分享的操作
// 将分享结果返回给js
NSString *jsStr = [NSString stringWithFormat:@"shareResult('%@','%@','%@')",title,content,url];
[self.webView stringByEvaluatingJavaScriptFromString:jsStr];
}
- (void)changeBGColor:(NSURL *)URL
{
NSArray *params =[URL.query componentsSeparatedByString:@"&"];
NSMutableDictionary *tempDic = [NSMutableDictionary dictionary];
for (NSString *paramStr in params) {
NSArray *dicArray = [paramStr componentsSeparatedByString:@"="];
if (dicArray.count > 1) {
NSString *decodeValue = [dicArray[1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
[tempDic setObject:decodeValue forKey:dicArray[0]];
}
}
CGFloat r = [[tempDic objectForKey:@"r"] floatValue];
CGFloat g = [[tempDic objectForKey:@"g"] floatValue];
CGFloat b = [[tempDic objectForKey:@"b"] floatValue];
CGFloat a = [[tempDic objectForKey:@"a"] floatValue];
self.view.backgroundColor = [UIColor colorWithRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:a];
}
- (void)payAction:(NSURL *)URL
{
NSArray *params =[URL.query componentsSeparatedByString:@"&"];
NSMutableDictionary *tempDic = [NSMutableDictionary dictionary];
for (NSString *paramStr in params) {
NSArray *dicArray = [paramStr componentsSeparatedByString:@"="];
if (dicArray.count > 1) {
NSString *decodeValue = [dicArray[1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
[tempDic setObject:decodeValue forKey:dicArray[0]];
}
}
// NSString *orderNo = [tempDic objectForKey:@"order_no"];
// long long amount = [[tempDic objectForKey:@"amount"] longLongValue];
// NSString *subject = [tempDic objectForKey:@"subject"];
// NSString *channel = [tempDic objectForKey:@"channel"];
// 支付操作
// 将支付结果返回给js
NSUInteger code = 1;
NSString *jsStr = [NSString stringWithFormat:@"payResult('%@',%lu)",@"支付成功",(unsigned long)code];
[self.webView stringByEvaluatingJavaScriptFromString:jsStr];
}
- (void)shakeAction
{
AudioServicesPlaySystemSound (kSystemSoundID_Vibrate);
}
- (void)goBack
{
[self.webView goBack];
}
#pragma mark - UIWebViewDelegate
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{
NSURL *URL = request.URL;
NSString *scheme = [URL scheme];
if ([scheme isEqualToString:@"haleyaction"]) {
[self handleCustomAction:URL];
return NO;
}
return YES;
}
- (void)webViewDidFinishLoad:(UIWebView *)webView
{
[webView stringByEvaluatingJavaScriptFromString:@"var arr = [3, 4, 'abc'];"];
}
@end