1 files changed, 664 insertions, 0 deletions

diff --git a/assets/js/login.js b/assets/js/login.js
index fe56c53..429d900 100644
--- a/assets/js/login.js
+++ b/assets/js/login.js
@@ -53,3 +53,667 @@ function login() {
         $("#password").val("");
     });
 }
+// tab = 2 || any spaces; use tabs
+// not tested yet -- NOTE: document.createElement is xssy, use DOMParser!
+var gseAbsenceTypes = ["notProcessed", "authorizedAbsence", "unauthorizedAbsence", "doesNotCount"];
+
+function getStringBetween(string, start, end) {
+    return string.split(start).pop().split(end)[0];
+}
+
+function stripHtml(html) {
+   var tmp = document.createElement("DIV");
+   tmp.innerHTML = html;
+   return tmp.textContent || tmp.innerText || "";
+}
+
+function slDayToInt(inputString) { // wtf
+    let fourChars = inputString.substring(1, 5);
+    let fourCharDays = ["oned", "orek", "reda", "etrt", "etek", "obot", "edel"];
+    return fourCharDays.indexOf(fourChars);
+}
+
+const GSE_URL = "https://zgimsis.gimb.tk/gse/";
+const GSEC_ERR_NET = "GSEC NETWORK ERROR (ajax error)";
+const GSEC_ERR_NET_POSTBACK_GET = "GSEC NETWORK ERROR (ajax error) in postback GET"
+const GSEC_ERR_NET_POSTBACK_POST = "GSEC NETWORK ERROR (ajax error) in postback POST"
+const GSEC_MSGTYPE_RECEIVED = 0;
+const GSEC_MSGTYPE_SENT = 1;
+const GSEC_MSGTYPE_DELETED = 2;
+const GSEC_ERR_LOGIN = "GSEC LOGIN ERROR";
+const GSEC_NO_ABSENCES = "noAbsences";
+const GSEC_MSGTYPES = ["msgReceived", "msgSent", "msgDeleted"];
+
+class gsec {
+
+    constructor() {
+    }
+
+    parseAndPost(inputHTML, params, formId = null, useDiffAction = null) {
+        return new Promise((resolve, reject) => {
+            let parser = new DOMParser();
+            let parsed = parser.parseFromString(inputHTML, "text/html");
+
+            var form;
+            if (formId == null) {
+                form = parsed.getElementsByTagName("form")[0];
+            } else {
+                form = parsed.getElementById(formId);
+            }
+
+            var otherParams = $(form).serializeArray();
+            for (const input of otherParams) {
+                if (!(input.name in params)) {
+                    params[input.name] = input.value; // so we don't overwrite existing values
+                }
+            }
+        
+            var action;
+            if (useDiffAction == null || useDiffAction == false) {
+                action = new URL($(form).attr("action"), GSE_URL); // absolute == relative + base
+            } else {
+                action = useDiffAction;
+            }
+
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: action,
+                cache: false,
+                type: "POST",
+                data: params,
+                dataType: "text",
+                success: (postData, textStatus, xhr) => {
+                    resolve({data: postData, textStatus: textStatus, code: xhr.status});
+                },
+                error: () => {
+                    reject(new Error(GSEC_ERR_NET_POSTBACK_POST));
+                }
+            });
+        });
+    }
+
+    postback(getUrl, params = {}, formId = null, useDiffAction = null) {
+        return new Promise( (resolve, reject) => {
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: getUrl,
+                cache: false,
+                type: "GET",
+                dataType: "html",
+                success: (data) => {
+                    if (useDiffAction == true) {
+                        useDiffAction = getUrl;
+                    }
+                    this.parseAndPost(data, params, formId, useDiffAction).then((value) => {
+                        resolve(value);
+                    });
+                },
+                error: () => {
+                    reject(new Error(GSEC_ERR_NET_POSTBACK_GET));
+                }
+            });
+        });
+    }
+
+    login(usernameToLogin, passwordToLogin) {
+        return new Promise((resolve, reject) => {
+            var dataToSend = {
+                "edtGSEUserId": usernameToLogin,
+                "edtGSEUserPassword": passwordToLogin,
+                "btnLogin": "Prijava"
+            };
+            this.postback(GSE_URL + "Logon.aspx", dataToSend, null, true).then((response) => {
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+                if (response.code === 302) {
+                    resolve(true);
+                } else {
+                    if (parsed.getElementById("lblMsg")) { // če obstaja lblMsg (napaka pri prijavi)
+                        reject(new Error(GSEC_ERR_LOGIN));
+                    } else if (!(parsed.getElementById("ctl00_lblLoginName"))) { // če ni ctl00_lblLoginName nismo na Default.aspx
+                        reject(new Error(GSEC_ERR_LOGIN));
+                    } else {
+                        resolve(parsed.getElementById("ctl00_lblLoginName").innerHTML); // vrne ime dijaka, to je lahko uporabno
+                    }
+                }
+            });
+        });
+    }
+
+    fetchSessionData() {
+        return new Promise((resolve, reject) => {
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: GSE_URL + "WS_Gim/wsGimSisUtils.asmx/GetSessionData",
+                type: "POST",
+                dataType: "json",
+                cache: false,
+                contentType: "application/json",
+                data: "{}",
+                processData: false,
+                success: (data, textStatus, xhr) => {
+                    var podatki = {};
+                    podatki[0] = data.d.split(", ")[0];
+                    podatki[1] = data.d.split(", ")[1];
+                    podatki["username"] = data.d.split(", ")[1];
+                    podatki[2] = data.d.split(", ")[2];
+                    podatki[3] = data.d.split(", ")[3];
+                    podatki["sessionCookie"] = data.d.split(", ")[3];
+                    podatki[4] = data.d.split(", ")[4];
+                    resolve({"data": podatki, "textStatus": textStatus, "code": xhr.status});
+                },
+                error: () => {
+                    reject(new Error(false));
+                }
+            });
+        });
+    }
+
+    fetchTeachersDirectory() {
+        return new Promise((resolve, reject) => {
+            var currentDate = new Date();
+            // če je že po avgustu (september), uporabimo trenutno letnico
+            // če še ni avgust uporabimo preteklo leto/letnico
+            // skratka uporabi se prvi sklop številk v šolskem letu TOLE(XXXX/yyyy)
+            var letnica = currentDate.getFullYear();
+            if (currentDate.getMonth() < 7) {
+                letnica--;
+            }
+
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: GSE_URL + "Page_Gim/Uporabnik/modSporociloPrejemniki.aspx/NajdiOsebePrejemniki",
+                type: "POST",
+                dataType: "json",
+                contentType: "application/json",
+                cache: false,
+                data: JSON.stringify({
+                    "aIdOsebeRe": "",
+                    "aIdSolskoLeto": Number(letnica).toString(),
+                    "aMsgType": "null",
+                    "aIdType": "null",
+                    "aIdUcitelj": "",
+                    "aFilter": null
+                }),
+                // note about the nulls, "null"s and ""s: this is actually how zgimsisext2016 javascripts sends it.
+                processData: false,
+                success: (data) => {
+                    var teachersDirectory = data.d.split(";"); // data.d je "12434=Ime Primek (učitelj);75353=Ime Drugega Priimek (učitelj)";
+                    teachersDirectory.pop(); // pop, ker se string konča z ;
+                    var formatted = {};
+                    teachersDirectory.forEach((v) => {
+                        formatted[v.split("=")[1].split(" (")[0]] = v.split("=")[0];
+                    });
+                    resolve(formatted);
+                },
+                error: () => {
+                    reject(new Error(false));
+                }
+            });
+        });
+    }
+
+    fetchTimetable(datum = null) {
+
+        const SUBJECT_REGEX = /\((.+?)\)/;
+        const ABKURZUNG_REGEX = /^(.+?) \(/;
+
+        var dataToSend = datum == null ? {} : {
+            "ctl00$ContentPlaceHolder1$wkgDnevnik_edtGridSelectDate": `${datum.getDate()}.${Number(datum.getMonth()+1)}.${datum.getFullYear()}`
+        };
+
+        return new Promise((resolve) => {
+            var urnik = { 0: {}, 1: {}, 2: {}, 3: {}, 4: {}, 5: {}, 6:{} } ;
+            this.postback(GSE_URL+"Page_Gim/Ucenec/DnevnikUcenec.aspx", dataToSend, null, true).then((response) => {
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+                for (const urnikElement of parsed.querySelectorAll('*[id^="ctl00_ContentPlaceHolder1_wkgDnevnik_btnCell_"]')) {
+                    var subFields = urnikElement.id.split("_");
+                    var period = subFields[4];
+                    var day = subFields[5];
+                    var desc = $(urnikElement).attr("title").split("\n");
+                    var subject = SUBJECT_REGEX.exec(desc[1])[1];
+                    var abkurzung = ABKURZUNG_REGEX.exec(desc[1])[1];
+                    var razred = desc[2];
+                    var teacher = desc[3];
+                    var place = desc[4];
+                    urnik[day][period] = {
+                        "subject": subject,
+                        "acronym": abkurzung,
+                        "class": razred,
+                        "teacher": teacher,
+                        "place": place
+                    };
+                }
+                resolve(urnik);
+            });
+        });
+    }
+
+    fetchGradings() {
+
+        const DESC_REGEX = /\((.+?)\)/m;
+        const SUBJECT_REGEX = /^(.+?) \(/m;
+
+        return new Promise((resolve) => {
+            var gradings = [];
+            this.postback(GSE_URL + "Page_Gim/Ucenec/IzpitiUcenec.aspx", {}, null, true).then( (response) => {
+
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+
+                var rowElements = parsed.getElementsByTagName("table")[0].getElementsByTagName("tbody")[0].getElementsByTagName("tr");
+
+                for (const row of rowElements) {
+                    var subFields = row.getElementsByTagName("td");
+                    var date = subFields[0].innerHTML.trim().split(".");
+                    var dateObj = new Date(date[2]+"-"+date[1]+"-"+date[0]);
+                    var rowSpan = subFields[1].getElementsByTagName("span")[0];
+                    var abkurzung = "";
+
+                    if (rowSpan) {
+                        abkurzung = rowSpan.innerHTML.trim();
+                    }
+
+                    rowSpan.remove(); // magic
+                    var subject = SUBJECT_REGEX.exec(subFields[1].innerHTML)[1].trim();
+                    var desc = DESC_REGEX.exec(subFields[1].innerHTML)[1];
+
+                    gradings.push({
+                        "date": dateObj,
+                        "acronym": abkurzung,
+                        "subject": subject,
+                        "description": desc
+                    });
+                }
+                resolve(gradings);
+            });
+        });
+    }
+
+    fetchTeachers() { // razrednika ne vrne kot razrednika, če le-ta uči še en predmet. razlog: razrednik je napisan dvakrat, drugič se prepiše. Ne da se mi popravljat.
+
+        const SUBJECT_REGEX = /^(.+?(?= \()|.+(?! \())/; // For some reason, JS doesn't support conditional regex
+        const ABKURZUNG_REGEX = /\((.+)\)/;
+        const DAY_REGEX = /^(.+?), /m;
+        const PERIOD_REGEX = /, (\d+?)\. ura/;
+        const TIME_RANGE_REGEX = /\((.+?) - (.+?)\)/;
+
+        return new Promise((resolve) => {
+            var Teachers = {};
+
+            this.postback(GSE_URL + "Page_Gim/Ucenec/UciteljskiZbor.aspx", {}, null, true).then((response) => {
+
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+
+                var rowElements = parsed.getElementsByTagName("table")[0].getElementsByTagName("tbody")[0].getElementsByTagName("tr");
+
+                for (const row of rowElements) {
+                    var subFields = row.getElementsByTagName("td");
+                    var name = stripHtml(subFields[0].innerHTML); // razrednik je namreč bold tekst!
+                    var subjectStrings = subFields[2].innerHTML.split("<br>");
+                    var subjects = {};
+
+                    for (const subjectString of subjectStrings) {
+                        var subjectName = SUBJECT_REGEX.exec(stripHtml(subjectString))[1];
+                        var abkurzung = ABKURZUNG_REGEX.exec(stripHtml(subjectString));
+                        abkurzung = abkurzung == null ? subjectName : abkurzung[1];
+                        subjects[abkurzung] = subjectName;
+                    }
+
+                    var TP = {};
+                    TP.day = slDayToInt(DAY_REGEX.exec(subFields[3].innerHTML)[1]);
+                    TP.period = Number(PERIOD_REGEX.exec(subFields[3].innerHTML)[1]);
+                    var time_range_matches = TIME_RANGE_REGEX.exec(subFields[3].innerHTML);
+                    TP.from = time_range_matches[1];
+                    TP.till = time_range_matches[2];
+                    if (TP.day < 0) { // indexOf vrne -1, če v arrayu ne najde dneva (&nbsp;)
+                        TP = false;
+                    }
+
+                    Teachers[name] = { "subjects" : subjects , "tpMeetings" : TP };
+                }
+                resolve(Teachers);
+            });
+        });
+    }
+
+    sendMessage(recipient, subject = " ", body = " ") {
+        return new Promise((resolve) => {
+            var dataToSend = {
+                "ctl00$ModalMasterBody$edtPrejemniki": "",
+                "ctl00$ModalMasterBody$edtZadeva": subject,
+                "ctl00$ModalMasterBody$edtBesediloExt": he.encode(body, {useNamedReferences: true}),
+                "__EVENTTARGET": "ctl00$ModalMasterBody$btnDogodekShrani",
+                "__EVENTARGUMENT": "",
+                "ctl00$ModalMasterBody$hfPrejemniki": recipient
+            };
+            this.postback(GSE_URL+"Page_Gim/Uporabnik/modSporocilo.aspx?params=", dataToSend, null, true).then(() => {
+                resolve(null);
+            });
+        });
+    }
+
+    deleteMessage(id) {
+        return new Promise((resolve, reject) => {
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: GSE_URL + "Page_Gim/Uporabnik/Sporocila.aspx/DeleteMessage",
+                type: "POST",
+                dataType: "json",
+                cache: false,
+                contentType: "application/json",
+                data: JSON.stringify({
+                    "aIdSporocilo": id.split("|")[0],
+                    "aIdZapis": id.split("|")[1]
+                }),
+                processData: false,
+                success: (data) => {
+                    if(data.d == true) {
+                        resolve(true);
+                    } else {
+                        reject(new Error(false));
+                    }
+                },
+                error: () => {
+                reject(new Error(GSEC_ERR_NET));
+                }
+            });
+        });
+    }
+
+    fetchAbsences(fromDate = null, tillDate = null) { // navedba datumov je deprecated. Internet je dovolj hiter za poslat maksimalno 4160 ur (16 ur/dan, 5 dni/ted, 52 ted/leto)
+
+        const SUBJECT_LIST_REGEX = /(.+? \(<span class="opr\d">\dP?<\/span>\))(?:,\s*|$)/g;
+        const FIELDS_REGEX = /^(.+?) \(<span class="opr(\d)">(\dP?)<\/span>\)/;
+
+        return new Promise((resolve) => {
+            if (!(fromDate instanceof Date) || !(tillDate instanceof Date)) {
+                tillDate = new Date(Date.UTC(9999, 11, 30)); // overkill? Of course not, cez 8000 let bo ta app se vedno top shit
+                fromDate = new Date(Date.UTC(1, 1, 1)); // i don't think so
+            }
+
+            var dataToBeSent = {
+                "ctl00$ContentPlaceHolder1$edtDatZacetka": `${fromDate.getDay()}.${fromDate.getMonth()}.${fromDate.getFullYear()}`,
+                "ctl00$ContentPlaceHolder1$edtDatKonca": `${tillDate.getDay()}.${tillDate.getMonth()}.${tillDate.getFullYear()}`,
+            };
+
+            this.postback(GSE_URL+"Page_Gim/Ucenec/IzostankiUcenec.aspx", dataToBeSent, null, true).then((response) => {
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+
+                try {
+                    var rowElements = parsed.getElementById("ctl00_ContentPlaceHolder1_gvwIzostankiGroup").getElementsByTagName("tbody")[0].getElementsByTagName("tr");
+                } catch (err) {
+                    resolve(GSEC_NO_ABSENCES);
+                }
+
+                var absences = [];
+                 for (const izostanek of rowElements) {
+                    var subFields = izostanek.getElementsByTagName("td");
+                    var date = subFields[0].innerHTML.trim().split(".");
+                    var dateObj = new Date(Date.parse(`${date[2]}-${date[1]}-${date[0]}`));
+
+                    var subjects = [];
+                    subFields[2].innerHTML.match(SUBJECT_LIST_REGEX).forEach((subject) => {
+                        subjects.push(subject);
+                    });
+
+                    var absencesBySubject = {};
+
+                    for (const subject of subjects) {
+                        const matched_info = FIELDS_REGEX.exec(subject);
+
+                        var subjectName = matched_info[1];
+                        var status = Number(matched_info[2]);
+                        // statusi so: 0: ni obdelano, 1: opravičeno, 2: neopravičeno, 3: ne šteje, uporabi S(gseAbsenceTypes[num]) za i18n prevod
+                        // Ce je v "stevilki" P, gre za popoldansko uro -> +7 ur
+                        var period = matched_info[3];
+                        period = period.includes("P") ? Number(period.replace("P", "")) + 7 : Number(period);
+                        absencesBySubject[period] = {status: status, subject: subjectName};
+                    }
+                    absences.push({subjects: absencesBySubject, date: dateObj});
+                }
+                resolve(absences);
+            });
+        });
+    }
+
+    fetchGrades() {
+        var grades = [];
+        return new Promise((resolve, reject) => {
+            $.ajax({
+                xhrFields: {
+                    withCredentials: true
+                },
+                crossDomain: true,
+                url: GSE_URL + "Page_Gim/Ucenec/OceneUcenec.aspx",
+                cache: false,
+                type: "GET",
+                dataType: "html",
+                processData: false,
+
+                success: (data) => {
+
+                    let parser = new DOMParser();
+                    let parsed = parser.parseFromString(data, "text/html");
+
+                    let gradeSpans = parsed.getElementsByClassName("txtVOcObd");
+                    for (const grade of gradeSpans) {
+                        var ist = grade.getElementsByTagName("span")[0].getAttribute("title").split("\n");
+                        var date = ist[0].split(": ")[1].trim().split(".");
+                        var dateObj = new Date(Date.parse(`${date[2]}-${date[1]}-${date[0]}`));
+                        var teacher = ist[1].split(": ")[1].trim();
+                        var subject = ist[2].split(": ")[1].trim();
+                        var name = [];
+
+                        name.push(ist[3].split(": ")[1].trim())
+                        name.push(ist[4].split(": ")[1].trim())
+                        name.push(ist[5].split(": ")[1].trim())
+
+                        var gradeNumber = Number(grade.getElementsByTagName("span")[0].innerHTML);
+                        var temporary = grade.getElementsByTagName("span")[0].classList.contains("ocVmesna");
+
+                        var gradeToAdd = {
+                            "date": dateObj,
+                            "teacher": teacher,
+                            "subject": subject,
+                            "name": name,
+                            "temporary": temporary,
+                            "grade": gradeNumber
+                        };
+
+                        if (grade.getElementsByTagName("span").length > 1) {
+                            if(grade.getElementsByTagName("span")[1].classList.contains("ocVmesna")) {
+                                gradeToAdd["temporary"] = true;
+                            } else {
+                                gradeToAdd["temporary"] = false;
+                            }
+                            gradeToAdd["grade"] = Number(grade.getElementsByTagName("span")[1].innerHTML);
+                            gradeToAdd["oldgrade"] = Number(grade.getElementsByTagName("span")[0].innerHTML);
+                        }
+                        grades.push(gradeToAdd);
+
+                    }
+                    resolve(grades);
+                },
+                error: () => {
+                    reject(new Error(GSEC_ERR_NET));
+                }
+            });
+        });
+    }
+
+    fetchMessageOld(selectId) { // ne dela, glej fix spodaj (fetchMessage)
+
+        const TIME_REGEX = / \(.+ (.+?)\)/;
+        const DATE_REGEX = / \(.+? /;
+        const SENDER_REGEX = /^(.+?) \(/;
+
+        var message;
+        return new Promise((resolve) => {
+            var dataToBeSent = {
+                "__EVENTTARGET": "ctl00$ContentPlaceHolder1$gvwSporocila",
+                "__EVENTARGUMENT": "Select$" + selectId
+            };
+
+            this.postback(GSE_URL+"Page_Gim/Uporabnik/Sporocila.aspx", dataToBeSent, null, true).then((response) => {
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+                let subject = parsed.getElementsByClassName("msgSubjectS")[0].innerHTML.trim();
+                let body = parsed.getElementsByClassName("gCursorAuto")[0].innerHTML.trim();
+                let sender = SENDER_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML)[1];
+                let recipient = parsed.querySelectorAll("[id$=Label8]")[0].innerHTML;
+                var date = DATE_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML)[1];
+                var tume = TIME_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML)[1]; // "tume"!
+                var dateObj = new Date(Date.parse(`${date[2]}-${date[1]}-${date[0]} ${tume}`)); // "tume"!
+                var msgId = parsed.getElementById("ctl00_ContentPlaceHolder1_hfIdSporocilo").getAttribute("value");
+                message = {
+                    "subject": subject,
+                    "body": body,
+                    "sender": sender,
+                    "recipient": recipient,
+                    "date": dateObj,
+                    "msgId": msgId
+                };
+                resolve(message);
+            });
+        });
+    }
+
+    fetchMessagesLastPageNumber(category = GSEC_MSGTYPE_RECEIVED) {
+        var msgCategory = GSEC_MSGTYPES[category];
+        return new Promise((resolve) => {
+            var dataToBeSent = {
+                "ctl00$ContentPlaceHolder1$ddlPrikaz": msgCategory,
+                "__EVENTARGUMENT": "Page$Last",
+                "__EVENTTARGET": "ctl00$ContentPlaceHolder1$gvwSporocila"
+            };
+            this.postback(GSE_URL+"Page_Gim/Uporabnik/Sporocila.aspx", dataToBeSent, null, true).then((response) => {
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+                let currentPage;
+                if (parsed.getElementsByClassName("pager").length == 0) { // pager is not shown, there is only page one.
+                    currentPage = 1;
+                } else {
+                    currentPage = Number(parsed.getElementsByClassName("pager")[0].getElementsByTagName("span")[0].innerHTML);
+                }
+                resolve(currentPage);
+            });
+        });
+    }
+
+    fetchMessagesList(category = GSEC_MSGTYPE_RECEIVED, pageNumber = 1, outputResponse = false) { // outputResponse je probably za debug
+
+        const DATE_REGEX = /(\d+?).(\d+?).(\d+?) /; // I'm lazy
+
+        var msgCategory = GSEC_MSGTYPES[category];
+        var messages = [];
+        var requestURI = GSE_URL + "Page_Gim/Uporabnik/Sporocila.aspx";
+        return new Promise((resolve) => {
+            var dataToBeSent = {
+                "ctl00$ContentPlaceHolder1$ddlPrikaz": msgCategory,
+                "__EVENTARGUMENT": "Page$" + pageNumber,
+                "__EVENTTARGET": "ctl00$ContentPlaceHolder1$gvwSporocila"
+            };
+            this.postback(requestURI, dataToBeSent, null, true).then((response) => {
+                if (outputResponse === true) {
+                    response.url = requestURI;
+                    resolve(response);
+                }
+
+                let parser = new DOMParser();
+                let parsed = parser.parseFromString(response.data, "text/html");
+                let messageElements = parsed.getElementById("ctl00_ContentPlaceHolder1_gvwSporocila").getElementsByTagName("tbody")[0].getElementsByTagName("td");
+                for (const messageElement of messageElements) {
+                    let msgId = messageElement.getElementsByTagName("input")[0].value;
+                    var date = DATE_REGEX.exec(messageElement.getElementsByClassName("msgSubDate")[0].innerHTML);
+                    var today = new Date();
+
+                    if (date[3] == undefined || date[2].length < 1) {
+                        date[3] = today.getFullYear();
+                    }
+
+                    if (date[2] == undefined || date[2].length < 1) {
+                        date[2] = today.getMonth() + 1;
+                        date[1] = today.getDate();
+                    }
+
+                    var tume = messageElement.getElementsByClassName("msgSubDate")[0].innerHTML.split(" ")[1];
+                    tume = tume ?? messageElement.getElementsByClassName("msgSubDate")[0].innerHTML;
+
+                    var dateStringToParse = `${date[2]}-${date[1]}-${date[0]} ${tume}`;
+                    var dateObj = new Date(Date.parse(dateStringToParse)); // "tume"!
+                    var person = messageElement.getElementsByClassName("msgDir")[0].innerHTML;
+                    var subject = messageElement.getElementsByClassName("msgSubject")[0].innerHTML;
+                    messages.push({
+                        "date": dateObj,
+                        "sender": person,
+                        "subject": subject,
+                        "msgId": msgId
+                    });
+                }
+                resolve(messages);
+            });
+        });
+    }
+
+    fetchMessage(category = GSEC_MSGTYPE_RECEIVED, pageNumber = 1, messageNumberOnPage = 0) {
+
+        const TIME_REGEX = / \(.+ (.+?)\)/;
+        const DATE_REGEX = / \((\d+?).(\d+?).(\d+?) /;
+        const SENDER_REGEX = /^(.+?) \(/;
+            
+        return new Promise((resolve) => {
+            this.fetchMessagesList(category, pageNumber, true).then( (value) => {
+                this.parseAndPost(
+                    value.data,
+                    {
+                        "__EVENTTARGET": "ctl00$ContentPlaceHolder1$gvwSporocila",
+                        "__EVENTARGUMENT": "Select$" + messageNumberOnPage
+                    },
+                    null,
+                    value.url
+                ).then((response) => {
+
+                    let parser = new DOMParser();
+                    let parsed = parser.parseFromString(response.data, "text/html");
+                    let subject = parsed.getElementsByClassName("msgSubjectS")[0].innerHTML.trim();
+                    let body = parsed.getElementsByClassName("gCursorAuto")[0].innerHTML.trim();
+                    let sender = SENDER_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML)[1];
+                    let recipient = parsed.querySelectorAll("[id$=Label8]")[0].innerHTML;
+                    var date = DATE_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML);
+                    var tume = TIME_REGEX.exec(parsed.querySelectorAll("[id$=Label7]")[0].innerHTML)[1]; // "tume"!
+                    var dateObj = new Date(Date.parse(`${date[3]}-${date[2]}-${date[1]} ${tume}`)); // "tume"!
+                    var msgId = parsed.getElementById("ctl00_ContentPlaceHolder1_hfIdSporocilo").getAttribute("value");
+                    var message = {
+                        "subject": subject,
+                        "body": body,
+                        "sender": sender,
+                        "recipient": recipient,
+                        "date": dateObj,
+                        "msgId": msgId
+                    };
+                    resolve(message);
+
+                });
+            });
+        });
+    }
+}