https://hellot.net/js/kakaolink.js

1/*
2 Copyright 2012 KAKAO
3 */
4
5(function (window, undefined) {
6    var kakao = {};
7    window.kakao = window.kakao || kakao;
8
9    var uagent = navigator.userAgent.toLocaleLowerCase();
10    if (uagent.search("android") > -1) {
11        kakao.os = "android";
12        if (uagent.search("chrome") > -1) {
13            kakao.browser = "android+chrome";
14        }
15    } else if (uagent.search("iphone") > -1 || uagent.search("ipod") > -1 || uagent.search("ipad") > -1) {
16        kakao.os = "ios";
17    }
18
19    var app = {
20        talk: {
21            base_url: "kakaolink://sendurl?",
22            apiver: "2.0.1",
23            store: {
24                android: "market://details?id=com.kakao.talk",
25                ios: "http://itunes.apple.com/app/id362057947"
26            },
27            package: "com.kakao.talk"
28        },
29        story: {
30            base_url: "storylink://posting?",
31            apiver: "1.0",
32            store: {
33                android: "market://details?id=com.kakao.story",
34                ios: "http://itunes.apple.com/app/id486244601"
35            },
36            package: "com.kakao.story"
37        }
38    };
39
40    kakao.link = function (name) {
41        var link_app = app[name];
42        if (!link_app) return { send: function () {
43            throw "No App exists";
44        }};
45        return {
46            send: function (params) {
47                var _app = this.app;
48                params['apiver'] = _app.apiver;
49                var full_url = _app.base_url + serialized(params);
50
51                var install_block = (function (os) {
52                    return function () {
53                        window.location = _app.store[os];
54                    };
55                })(this.os);
56
57                if (this.os == "ios") {
58                    var timer = setTimeout(install_block, 2 * 1000);
59                    window.addEventListener('pagehide', clearTimer(timer));
60                    window.location = full_url;
61                } else if (this.os == "android") {
62                    if (this.browser == "android+chrome") {
63                        window.location = "intent:" + full_url + "#Intent;package=" + _app.package + ";end;";
64                    } else {
65                        var iframe = document.createElement('iframe');
66                        iframe.style.display = 'none';
67                        iframe.src = full_url;
68                        iframe.onload = install_block;
69                        document.body.appendChild(iframe);
70                    }
71                }
72            },
73            app: link_app,
74            os: kakao.os,
75            browser: kakao.browser
76        };
77
78        function serialized(params) {
79            var stripped = [];
80            for (var k in params) {
81                if (params.hasOwnProperty(k)) {
82                    stripped.push(k + "=" + encodeURIComponent(params[k]));
83                }
84            }
85            return stripped.join("&");
86        }
87
88        function clearTimer(timer) {
89            return function () {
90                clearTimeout(timer);
91                window.removeEventListener('pagehide', arguments.callee);
92            };
93        }
94    };
95}(window));