https://www.wowessays.com/inanal/js/Etracker.js

1class Etracker {
2    static URL = "/etracker/";
3    static N_SESSION_ID = "etr_sid";
4    static N_USER_HASH = "etr_uh";
5    static N_LAST_ACTION_TIME = "etr_at";
6    static N_TRAFFIC_SOURCE = "etr_trs";
7    static N_UTM = "etr_utm";
8    static N_DEBUG = "etr_debug";
9
10    static sendFetch(data, command = 'run') {
11        return fetch(`${Etracker.URL}?ajax=${command}`, {
12            method : "POST",
13            body : JSON.stringify({
14                data : data,
15            }),
16            credentials: 'include'
17        }).then(response => {
18            if (response.status >= 400) {
19                return Promise.reject(new Error(`${response.url}, ${response.status}`));
20            }
21            return response.json().then(json => json);
22        }).then(json => {
23            if (localStorage.getItem(Etracker.N_DEBUG)) {
24                console.log('Etracker sendFetch', json);
25            }
26            return json;
27        }).catch(err => {
28            console.error('Etracker sendFetch error', err);
29            return Promise.reject(new Error(err));
30        });
31    }
32
33    static sendXHR(data, command = 'run', onready = null) {
34        const xhr = new XMLHttpRequest();
35        xhr.onreadystatechange = function() {
36            if (xhr.readyState == XMLHttpRequest.DONE) {
37                const response = JSON.parse(xhr.responseText);
38                if (localStorage.getItem(Etracker.N_DEBUG)) {
39                    console.log('Etracker sendXHR', response);
40                }
41                if (response.data.last_action_time) {
42                    localStorage.setItem(Etracker.N_LAST_ACTION_TIME, response.data.last_action_time);
43                }
44                if (typeof onready === "function") {
45                    return onready(response);
46                }
47                return true;
48            }
49        }
50        xhr.timeout = 5000;
51        xhr.open("POST", `${Etracker.URL}?ajax=${command}`);
52        xhr.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
53        xhr.send(JSON.stringify({
54            data : data,
55        }));
56    }
57
58    static send(data, httpAPI = "xhr", command = 'run', onready = null) {
59        data = Object.assign({
60            timestamp_ms: Date.now(),
61        }, this.readEtrackerData(), data);
62
63        let response = null;
64        switch (httpAPI) {
65            case "xhr":
66                response = this.sendXHR(data, command, onready);
67                break;
68            case "fetch":
69                response = this.sendFetch(data, command);
70                break;
71            default:
72                console.error(`Etracker. Unknown http API ${httpAPI}`);
73        }
74        return response;
75    }
76
77    static sessionWithDefault(data = {}) {
78        return Object.assign({
79            topic: "sessions",
80            version: this.getDeviceType(),
81            timestamp_ms: Date.now(),
82        }, data);
83    }
84
85    static sendSession(data, httpAPI = "xhr") {
86        return this.send(this.sessionWithDefault(data), httpAPI);
87    }
88
89    static sendEvent(data, httpAPI = "xhr") {
90        data = Object.assign({
91            topic: "events",
92            page_url: window.location.href,
93            page_type: this.getPageType()
94        }, data);
95
96        return this.send(data, httpAPI);
97    }
98
99    static sendPageview(data, httpAPI = "xhr") {
100        data = Object.assign({
101            topic: "pageviews",
102            page_url: window.location.href,
103            page_type: this.getPageType(),
104            ab_tests: this.getABTests()
105        }, data);
106
107        return this.send(data, httpAPI);
108    }
109
110    static getCurrentTimestamp() {
111        return Math.floor(Date.now() / 1000);
112    }
113
114    static getPageType() {
115        if (typeof definePageType === "function") {
116            return definePageType();
117        }
118        return 'other';
119    }
120
121    static getDeviceType() {
122        let isMobile = false;
123        (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|

123sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) isMobile = true;})(navigator.userAgent||navigator.vendor||window.opera);
124        return isMobile ? 'mobile' : 'desktop';
125    }
126
127    static getABTests() {
128        const abtests = [];
129
130        const cookies = Etracker.cookiesGetAll();
131        for (const key in cookies) {
132            if (key.includes('ab_test_')) {
133                abtests.push({ ab_test_id: key.replace('ab_test_', ''), ab_test_value: cookies[key] });
134            }
135        }
136
137        return abtests.length > 0 ? JSON.stringify(abtests) : null;
138    }
139
140    /* Cookies BEGIN */
141    static cookiesGetOne(name) {
142        const matches = document.cookie.match(new RegExp(
143            "(?:^|; )" + name.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g, '\\$1') + "=([^;]*)"
144        ));
145        return matches ? decodeURIComponent(matches[1]) : false;
146    }
147
148    static cookiesGetAll() {
149        const cookies = {};
150
151        document.cookie.split('; ').forEach(function (cookie) {
152            const cookieMap = cookie.split('=');
153            cookies[cookieMap[0]] = cookieMap[1];
154        });
155
156        return cookies;
157    }
158
159    static cookiesSet(name, value, options = {}) {
160        let expires = options.expires || 24*60*60;
161
162        if (typeof expires === "number" && expires) {
163            const d = new Date();
164            d.setTime(d.getTime() + expires * 1000);
165            expires = options.expires = d;
166        }
167
168        if (expires && expires.toUTCString) {
169            options.expires = expires.toUTCString();
170        }
171
172        if (!options.domain) {
173            options.domain = window.location.host;
174        }
175
176        value = encodeURIComponent(value);
177
178        let updatedCookie = name + "=" + value;
179
180        for (const propName in options) {
181            updatedCookie += "; " + propName;
182            const propValue = options[propName];
183            if (propValue !== true) {
184                updatedCookie += "=" + propValue;
185            }
186        }
187
188        document.cookie = updatedCookie;
189    }
190
191    static cookiesDelete(name, options = {}) {
192        options.expires = -1;
193        Etracker.cookiesSet(name, "", options);
194    }
195    /* Cookies END */
196
197    static start(data = {}, onready = null) {
198        const url = new URL(window.location.href);
199        url.searchParams.forEach((value, key) => {
200            if (value) {
201                data[key] = value;
202            }
203        });
204        data.traffic_source = document.referrer || null;
205
206        return this.send(this.sessionWithDefault(data), "xhr", "start", onready)
207    }
208
209    static readEtrackerData() {
210        return {
211            session_id: localStorage.getItem(this.N_SESSION_ID),
212            user_hash: localStorage.getItem(this.N_USER_HASH),
213            last_action_time: localStorage.getItem(this.N_LAST_ACTION_TIME) || 0,
214        };
215    }
216
217    static writeEtrackerData(data) {
218        if (data.session_id) {
219            localStorage.setItem(this.N_SESSION_ID, data.session_id);
220        } else if (data.id) {
221            localStorage.setItem(this.N_SESSION_ID, data.id);
222        }
223
224        if (data.user_hash) {
225            localStorage.setItem(this.N_USER_HASH, data.user_hash);
226        }
227
228        if (data.last_action_time) {
229            localStorage.setItem(this.N_LAST_ACTION_TIME, data.last_action_time);
230        }
231    }
232}