function getStringBetween(string, start, end) {
return string.split(start).pop().split(end)[0];
}
const LOPOLIS_URL = "https://lopolis.gimb.tk/";
const LOPOLISC_ERR_NET = "LOPOLSIC NETWORK ERROR (ajax error)";
const LOPOLISC_ERR_NET_POSTBACK_GET = "LOPOLISC NETWORK ERROR (ajax error) in postback GET"
const LOPOLISC_ERR_NET_POSTBACK_POST = "LOPOLISC NETWORK ERROR (ajax error) in postback POST"
const LOPOLISC_ERR_LOGIN = "LOPOLISC LOGIN ERROR";
const LOPOLISC_ERR_CHECKOUTS = "LOPOLISC CHECKOUTS ERROR"
const LOPOLISC_SIGNATURE = "lopolisc.js neuradni API - anton<at>sijanec.eu"
class lopolisc {
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"), LOPOLIS_URL); // absolute == relative + base
} else {
action = useDiffAction;
}
params["programska-oprema"] = LOPOLISC_SIGNATURE;
$.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(LOPOLISC_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(LOPOLISC_ERR_NET_POSTBACK_GET));
}
});
});
}
login(usernameToLogin, passwordToLogin) {
return new Promise((resolve, reject) => {
var dataToSend = {
"Uporabnik": usernameToLogin,
"Geslo": passwordToLogin
};
this.postback(LOPOLIS_URL + "/Uporab/Prijava", dataToSend, null, true).then((response) => { // če je true, bo URL, če je false, bo action
let parser = new DOMParser();
let parsed = parser.parseFromString(response.data, "text/html");
if (parsed.getElementById("divPrijavaOsvezi") != null) {
resolve(true);
}
reject(new Error(LOPOLISC_ERR_LOGIN));
});
});
}
fetchCheckouts(date_object = new Date()) {
return new Promise((resolve) => {
var dataToSend = {
"MesecModel.Mesec": String(date_object.getMonth()),
"MesecModel.Leto": String(date_object.getFullYear()),
"Ukaz": ""
};
this.postback(LOPOLIS_URL+"/Prehrana/Odjava", dataToSend, "form1", true).then((response) => {
let parser = new DOMParser();
let parsed = parser.parseFromString(response.data, "text/html");
let checkouts = {};
for (const element of parsed.getElementsByTagName("tbody")[0].
getElementsByTagName("tr")) {
checkouts[element.getElementsByTagName("input")[2].value] = {
checked: element.getElementsByTagName("input")[0].checked,
readonly: element.getElementsByTagName("input")[0].disabled,
// spodaj spremenljivke, ki so potrebne za submit (ne-API)
index: Number(getStringBetween( // string, start, end
element.getElementByTagName("input")[0].name, "[", "]"
)),
"OsebaModel.ddlOseba":
parsed.getElementsByTagName("option")[0].value,
"OsebaModel.OsebaID":
parsed.getElementById("OsebaModel_OsebaID").value,
"OsebaModel.OsebaTipID":
parsed.getElementById("OsebaModel_OsebaTipID").value,
"OsebaModel.UstanovaID":
parsed.getElementById("OsebaModel_UstanovaID").value,
"MesecModel.Mesec": parsed.getElementById("MesecModel_Mesec").value,
"MesecModel.Leto": parsed.getElementById("MesecModel_Leto").value,
element.getElementByTagName("input")[2].name: // date
String(element.getElementByTagName("input")[2].value),
element.getElementByTagName("input")[3].name: // prijava id
String(elememt.getElementByTagName("input")[3].value),
element.getElementByTagName("input")[4].name: // readonly
String(element.getElementByTagName("input")[4].value)
}
}
resolve(checkouts);
});
});
}
setCheckouts(odjava_objects) {
return new Promise((resolve) => {
var dataToSend = { "Ukaz": "Shrani" };
for (const odjava_object of odjava_objects) {
for (const [index, property] of Object.entries(odjava_object)) {
dataToSend[index] = property;
}
dataToSend["OdjavaItems["+odjava_object.index+".CheckOut"] =
String(odjava_object.checked);
} // now we have some excess values, who cares (index, readonly, checked)
this.postback(LOPOLIS_URL+"/Prehrana/Odjava", dataToSend, null, true).
then( (response) => {
let parser = new DOMParser();
let parsed = parser.parseFromString(response.data, "text/html");
for (const odjava_object of odjava_objects) {
if (!(parsed.getElementById("OdjavaItems_"+odjava_object.index+"__CheckOut".checked == odjava_object.checked)) {
reject(LOPOLISC_ERR_CHECKOUTS);
}
}
resolve(true);
});
});
}
fetchMeals(date_object = new Date()) {//todo: fetchAllMeals naslednja 2 meseca
return new Promise((resolve) => {
var meals = {};
var dataToSend = {
"Ukaz": "",
"MesecModel.Mesec": String(date_object.getMonth()),
"MesecModel.Leto": String(date_object.getFullYear())
}
this.postback(LOPOLIS_URL+"/Prehrana/Prednarocanje", {}, null, true).
then((response) => {
let parser = new DOMParser();
let parsed = parser.parseFromString(response.data, "text/html");
for (const element of parsed.getElementsByTagName("tbody")[0].
getElementsByTagName("tr")) {
let menuoptions = {};
let is_any_selected = false;
for (option of element.getElementsByTagName("select")[0].options) {
if (option.value.length > 0 || 1==1) { // tudi prazno opcijo pustimo
menuoptions.push({
value: option.value,
text: option.innerText,
selected: option.selected
});
}
if (option.selected) {
is_any_selected = true;
}
}
if (!is_any_selected) {
menuoptions[0].selected = true; // !!! KAJ GRE LAHKO NAROBE:
// * če je readonly je itak en izbran
// * če je en izbran je itak en izbran
// * če noben ni izbran in je readonly se izbere prazna - okej
// * če noben ni izbran in je readonly se izbere prazna - okej
// prazna (index 0) defaulta na meni 1 (index 1) ampak ne bom tvegal
}
meals[element.getElementsByTagName("input")[0].value] = { // trying
meal: element.getElementsByTagName("td")[1].innerText.trim(),
"menu-type": element.getElementsByTagName("td")[2].innerText.trim(),
location: element.getElementsByTagName("td")[3].innerText.trim(),
readonly: element.getElementsByTagName("select")[0].disabled,
menu_options: menuoptions,
// properties below are "private" and non-API (undocumented even)
index: Number(getStringBetween( // string, start, end
element.getElementByTagName("input")[0].name, "[", "]"
)),
"OsebaModel.ddlOseba":
parsed.getElementsByTagName("option")[0].value,
"OsebaModel.OsebaID":
parsed.getElementById("OsebaModel_OsebaID").value,
"OsebaModel.OsebaTipID":
parsed.getElementById("OsebaModel_OsebaTipID").value,
"OsebaModel.UstanovaID":
parsed.getElementById("OsebaModel_UstanovaID").value,
"MesecModel.Mesec": parsed.getElementById("MesecModel_Mesec").value,
"MesecModel.Leto": parsed.getElementById("MesecModel_Leto").value,
element.getElementByTagName("input")[0].name: // date
String(element.getElementByTagName("input")[0].value),
element.getElementByTagName("input")[1].name: // prijava id
String(elememt.getElementByTagName("input")[1].value),
element.getElementByTagName("input")[2].name: // readonly
String(element.getElementByTagName("input")[2].value)
}
}
resolve(meals);
});
});
}
setMeals(meal_objects) {
return new Promise((resolve) => {
var dataToSend = { "Ukaz": "Shrani" };
for (const meal_object of meal_objects) {
for (const [meal, property] of Object.entries(meal_object)) {
dataToSend[index] = String(property);
}
for (const menu_option of meal_object.menu_options) {
if (menu_option.selected) {
dataToSend["PrednarocanjeItems["+odjava_object.index+
".MeniIDSkupinaID"] = menu_option.value;
}
}
} // excess values: meal, menu-type, location, readonly, menu_options
this.postback(LOPOLIS_URL+"Prehrana/Prednarocanje",dataToSend,null,true).
then( (response) => {
let parser = new DOMParser();
let parsed = parser.parseFromString(response.data, "text/html");
for (const odjava_object of odjava_objects) {
if (!(parsed.getElementById("PrednarocanjeItems_"+odjava_object.index+"__CheckOut".checked == odjava_object.checked)) {
reject(LOPOLISC_ERR_CHECKOUTS);
}
}
resolve(true);
});
});
}
}
