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網(wǎng)頁(yè)被自動(dòng)轉(zhuǎn)接到 很快 微信開發(fā)

提問者:果果  |   分類:微信開發(fā)  |   瀏覽236次  |   懸賞分:3積分 2017-04-02 06:00:25

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    網(wǎng)頁(yè)授權(quán)分為四步: 1. 引導(dǎo)用戶進(jìn)入授權(quán)頁(yè)面同意授權(quán),獲取code 2. 通過code換取網(wǎng)頁(yè)授權(quán)access_token(與基礎(chǔ)支持中的access_token不同) 3. 如果需要,開發(fā)者可以刷新網(wǎng)頁(yè)授權(quán)access_token,避免過期 4. 通過網(wǎng)頁(yè)授權(quán)access_token和openid獲取用戶基本信息(支持UnionID機(jī)制) 配置授權(quán)回調(diào)域名 如果用戶在微信客戶端中訪問第三方網(wǎng)頁(yè),公眾號(hào)可以通過微信網(wǎng)頁(yè)授權(quán)機(jī)制,來(lái)獲取用戶基本信息,進(jìn)而實(shí)現(xiàn)業(yè)務(wù)邏輯。所以第一步是配置域名,在微信公眾號(hào)的公眾號(hào)設(shè)置中可以配置,域名是需要備案的。 獲取code 接口請(qǐng)求為:https://open.weixin.qq.com/connect/oauth2/authorize?appid=APPID&redirect_uri=REDIRECT_URI&response_type=code&scope=SCOPE&state=STATE#wechat_redirect redirect_uri為請(qǐng)求后重定向地址,也就是你要跳轉(zhuǎn)至的網(wǎng)頁(yè)地址,state為重定向后的參數(shù)。 scope的區(qū)別說(shuō)明,有2種授權(quán)方式,根據(jù)自己的需要進(jìn)行處理: scope為snsapi_base,靜默授權(quán)并自動(dòng)跳轉(zhuǎn)到回調(diào)頁(yè)的。用戶感知的就是直接進(jìn)入了回調(diào)頁(yè)(往往是業(yè)務(wù)頁(yè)面) scope為snsapi_userinfo,這種授權(quán)需要用戶手動(dòng)同意,并且由于用戶同意過,所以無(wú)須關(guān)注,就可在授權(quán)后獲取該用戶的基本信息 獲取網(wǎng)頁(yè)授權(quán)的access_token 獲取code后,請(qǐng)求以下鏈接獲取access_token,code為上一步得到的code: https://api.weixin.qq.com/sns/oauth2/access_token?appid=APPID&secret=SECRET&code=CODE&grant_type=authorization_code 代碼說(shuō)明 新用戶進(jìn)來(lái)的時(shí)候是沒有cookie的,而且type=2,首先是要授權(quán),授權(quán)的代碼在下面。這個(gè)時(shí)候可以給其設(shè)置一個(gè)cookie,設(shè)置存活時(shí)間為10小時(shí)。授權(quán)完成后,還是會(huì)重定向進(jìn)入這個(gè)方法來(lái)處理,只是type變化,這個(gè)時(shí)候進(jìn)入測(cè)試或者正式環(huán)境,根據(jù)參數(shù)menuType進(jìn)行判斷是哪個(gè)目錄被點(diǎn)擊,然后進(jìn)入相對(duì)應(yīng)的頁(yè)面。若cookie不為空,則直接跳轉(zhuǎn)測(cè)試或者正式環(huán)境相對(duì)應(yīng)的頁(yè)面。 /** * * @param type 0-測(cè)試, 1-正式, 2-跳轉(zhuǎn)獲取CODE,3:認(rèn)證過的測(cè)試號(hào) * @param menuType * @param request * @param wechatUserId * @param response * @return */ @RequestMapping("/view") public ModelAndView view(Integer type,Integer menuType, Integer wechatUserId, String redirect,HttpServletRequest request, HttpServletResponse response) { Cookie cookie = CookieUtil.getCookieByName(request, "wechatUserId"); log.info("type:" + type + ",menuType:" + menuType + ",wechatUserId:" + wechatUserId + ",redirect:" + redirect); String url = null; if(cookie == null) { log.info("Cookie已過期....."); if(type == 0) { CookieUtil.addCookie(response, "wechatUserId", Randoms.getInt(1, 53)+"", 60 * 10); /* 測(cè)試環(huán)境 */ url = "view?format=json&type=0&menuType=" + menuType + "&redirect=" + redirect; log.info("url:" + url); return new ModelAndView(new RedirectView(url)); } else if(type == 1) { CookieUtil.addCookie(response, "wechatUserId", wechatUserId+"", (60 * 60 * 10)); /* 生產(chǎn)環(huán)境 */ url = "view?format=json&type=1&menuType=" + menuType + "&redirect=" + redirect; log.info("url:" + url); return new ModelAndView(new RedirectView(url)); } else if(type == 2) { String wechatRedirece = UrlUtil.encode(wechatConfig.getHOST() + "wechat/user/auth?format=json&type=1&menuType=" + menuType + "&redirect=" + redirect); /** * 授權(quán)的鏈接 * 注意redirect_uri為重定向地址,/auth在下面的代碼中 * public String getAUTHORIZE_URL() { * return "https://open.weixin.qq.com/connect/oauth2/authorize?appid="+getAPPID() +"&redirect_uri="; } */ url = wechatConfig.getAUTHORIZE_URL() + wechatRedirece + "&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect"; log.info("url:" + url); return new ModelAndView(new RedirectView(url)); } else { return new ModelAndView(new RedirectView(url)); } } else { log.info("Cookie未過期....."); if(type == 0) { switch (menuType) { case 0: url = AESCryptoSecurity.decrypt(redirect, wechatConfig.getAPPID()); break; case 1: //社區(qū) url = wechatConfig.getHOST_FRONT() + "page/topicList.html"; break; case 2: //活動(dòng) url = wechatConfig.getHOST_FRONT() + "page/activityList.html"; break; } } else { switch (menuType) { case 0: url = AESCryptoSecurity.decrypt(redirect, wechatConfig.getAPPID()); break; case 1: //社區(qū) url = wechatConfig.getHOST_FRONT() + "page/topicList.html"; break; case 2: //活動(dòng) url = wechatConfig.getHOST_FRONT() + "page/activityList.html"; break; } } return new ModelAndView(new RedirectView(url)); } } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 下面的代碼為獲取code,獲取access_token,獲取用戶信息等,認(rèn)證完跳轉(zhuǎn)至對(duì)應(yīng)的頁(yè)面 @RequestMapping("/auth") public ModelAndView auth(String code, Integer type, Integer menuType, String redirect) throws Exception { log.info("code:" + code + ",type:" + type + ",menuType:" + menuType); /* 向微信發(fā)請(qǐng)求獲取access_token */ Map map = wechatUserService.getPageAccessToken(code); /* 向微信發(fā)請(qǐng)求,用access_token獲取用戶信息并保存 */ WechatUser pageWechatUser = wechatUserService.getPageWechatUser(map.get("access_token").toString(), map.get("openid").toString()); String url = null; if(type == 1) { /* 權(quán)限認(rèn)證完成后,將type改為1或者0,重定向進(jìn)入上面的方法進(jìn)行頁(yè)面跳轉(zhuǎn) */ url = wechatConfig.getHOST() + "wechat/menu/view?&type=1&menuType=" + menuType + "&wechatUserId=" + pageWechatUser.getWechatId() + "&redirect=" + redirect; log.info("url:" + url); } return new ModelAndView(new RedirectView(url)); }

    2017-06-07 11:19:27
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