fune/browser/components/enterprisepolicies/content/aboutPolicies.js
2019-04-19 18:32:15 +00:00

348 lines
11 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const {Services} = ChromeUtils.import("resource://gre/modules/Services.jsm");
const {XPCOMUtils} = ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
XPCOMUtils.defineLazyModuleGetters(this, {
schema: "resource:///modules/policies/schema.jsm",
});
function col(text, className) {
let column = document.createElement("td");
if (className) {
column.classList.add(className);
}
let content = document.createTextNode(text);
column.appendChild(content);
return column;
}
function addMissingColumns() {
const table = document.getElementById("activeContent");
let maxColumns = 0;
// count the number of columns per row and set the max number of columns
for (let i = 0, length = table.rows.length; i < length; i++) {
if (maxColumns < table.rows[i].cells.length) {
maxColumns = table.rows[i].cells.length;
}
}
// add the missing columns
for (let i = 0, length = table.rows.length; i < length; i++) {
const rowLength = table.rows[i].cells.length;
if (rowLength < maxColumns) {
let missingColumns = maxColumns - rowLength;
while (missingColumns > 0) {
table.rows[i].insertCell();
missingColumns--;
}
}
}
}
/*
* This function generates the Active Policies content to be displayed by calling
* a recursive function called generatePolicy() according to the policy schema.
*/
function generateActivePolicies(data) {
let new_cont = document.getElementById("activeContent");
new_cont.classList.add("active-policies");
let policy_count = 0;
for (let policyName in data) {
const color_class = ++policy_count % 2 === 0 ? "even" : "odd";
if (schema.properties[policyName].type == "array") {
for (let count in data[policyName]) {
let isFirstRow = (count == 0);
let isLastRow = (count == data[policyName].length - 1);
let row = document.createElement("tr");
row.classList.add(color_class);
row.appendChild(col(isFirstRow ? policyName : ""));
generatePolicy(data[policyName][count], row, 1, new_cont, isLastRow, data[policyName].length > 1);
}
} else if (schema.properties[policyName].type == "object") {
let count = 0;
for (let obj in data[policyName]) {
let isFirstRow = (count == 0);
let isLastRow = (count == Object.keys(data[policyName]).length - 1);
let row = document.createElement("tr");
row.classList.add(color_class);
row.appendChild(col(isFirstRow ? policyName : ""));
row.appendChild(col(obj));
generatePolicy(data[policyName][obj], row, 2, new_cont, isLastRow, true);
count++;
}
} else {
let row = document.createElement("tr");
row.appendChild(col(policyName));
row.appendChild(col(JSON.stringify(data[policyName])));
row.classList.add(color_class, "last_row");
new_cont.appendChild(row);
}
}
if (policy_count < 1) {
let current_tab = document.querySelector(".active");
if (Services.policies.status == Services.policies.ACTIVE) {
current_tab.classList.add("no-specified-policies");
} else {
current_tab.classList.add("inactive-service");
}
}
addMissingColumns();
}
/*
* This is a helper recursive function that iterates levels of each
* policy and formats the content to be displayed accordingly.
*/
function generatePolicy(data, row, depth, new_cont, islast, arr_sep = false) {
const color_class = row.classList.contains("odd") ? "odd" : "even";
if (Array.isArray(data)) {
for (let count in data) {
if (count == 0) {
if (count == data.length - 1) {
generatePolicy(data[count], row, depth + 1, new_cont, islast ? islast : false, true);
} else {
generatePolicy(data[count], row, depth + 1, new_cont, false, false);
}
} else if (count == data.length - 1) {
let last_row = document.createElement("tr");
last_row.classList.add(color_class, "arr_sep");
for (let i = 0; i < depth; i++) {
last_row.appendChild(col(""));
}
generatePolicy(data[count], last_row, depth + 1, new_cont, islast ? islast : false, arr_sep);
} else {
let new_row = document.createElement("tr");
new_row.classList.add(color_class);
for (let i = 0; i < depth; i++) {
new_row.appendChild(col(""));
}
generatePolicy(data[count], new_row, depth + 1, new_cont, false, false);
}
}
} else if (typeof data == "object" && Object.keys(data).length > 0) {
let count = 0;
for (let obj in data) {
if (count == 0) {
row.appendChild(col(obj));
if (count == Object.keys(data).length - 1) {
generatePolicy(data[obj], row, depth + 1, new_cont, islast ? islast : false, arr_sep);
} else {
generatePolicy(data[obj], row, depth + 1, new_cont, false, false);
}
} else if (count == Object.keys(data).length - 1) {
let last_row = document.createElement("tr");
for (let i = 0; i < depth; i++) {
last_row.appendChild(col(""));
}
last_row.appendChild(col(obj));
last_row.classList.add(color_class);
if (arr_sep) {
last_row.classList.add("arr_sep");
}
generatePolicy(data[obj], last_row, depth + 1, new_cont, islast ? islast : false, false);
} else {
let new_row = document.createElement("tr");
new_row.classList.add(color_class);
for (let i = 0; i < depth; i++) {
new_row.appendChild(col(""));
}
new_row.appendChild(col(obj));
generatePolicy(data[obj], new_row, depth + 1, new_cont, false, false);
}
count++;
}
} else {
row.appendChild(col(JSON.stringify(data)));
if (arr_sep) {
row.classList.add("arr_sep");
}
if (islast) {
row.classList.add("last_row");
}
new_cont.appendChild(row);
}
}
function generateErrors() {
const consoleStorage = Cc["@mozilla.org/consoleAPI-storage;1"];
const storage = consoleStorage.getService(Ci.nsIConsoleAPIStorage);
const consoleEvents = storage.getEvents();
const prefixes = ["Enterprise Policies",
"JsonSchemaValidator.jsm",
"Policies.jsm",
"GPOParser.jsm",
"Enterprise Policies Child",
"BookmarksPolicies.jsm",
"ProxyPolicies.jsm",
"WebsiteFilter Policy",
"macOSPoliciesParser.jsm"];
let new_cont = document.getElementById("errorsContent");
new_cont.classList.add("errors");
let flag = false;
for (let err of consoleEvents) {
if (prefixes.includes(err.prefix)) {
flag = true;
let row = document.createElement("tr");
row.appendChild(col(err.arguments[0]));
new_cont.appendChild(row);
}
}
if (!flag) {
let errors_tab = document.getElementById("category-errors");
errors_tab.style.display = "none";
}
}
function generateDocumentation() {
let new_cont = document.getElementById("documentationContent");
new_cont.setAttribute("id", "documentationContent");
// map specific policies to a different string ID, to allow updates to
// existing descriptions
let string_mapping = {
"DisableSetDesktopBackground": "DisableSetAsDesktopBackground",
"Certificates": "CertificatesDescription",
"SanitizeOnShutdown": "SanitizeOnShutdown2",
};
for (let policyName in schema.properties) {
let main_tbody = document.createElement("tbody");
main_tbody.classList.add("collapsible");
main_tbody.addEventListener("click", function() {
let content = this.nextElementSibling;
content.classList.toggle("content");
});
let row = document.createElement("tr");
row.appendChild(col(policyName));
let descriptionColumn = col("");
let stringID = string_mapping[policyName] || policyName;
descriptionColumn.setAttribute("data-l10n-id", `policy-${stringID}`);
row.appendChild(descriptionColumn);
main_tbody.appendChild(row);
let sec_tbody = document.createElement("tbody");
sec_tbody.classList.add("content");
sec_tbody.classList.add("content-style");
let schema_row = document.createElement("tr");
if (schema.properties[policyName].properties) {
let column = col(JSON.stringify(schema.properties[policyName].properties, null, 1), "schema");
column.colSpan = "2";
schema_row.appendChild(column);
sec_tbody.appendChild(schema_row);
} else if (schema.properties[policyName].items) {
let column = col(JSON.stringify(schema.properties[policyName], null, 1), "schema");
column.colSpan = "2";
schema_row.appendChild(column);
sec_tbody.appendChild(schema_row);
} else {
let column = col("type: " + schema.properties[policyName].type, "schema");
column.colSpan = "2";
schema_row.appendChild(column);
sec_tbody.appendChild(schema_row);
if (schema.properties[policyName].enum) {
let enum_row = document.createElement("tr");
column = col("enum: " + JSON.stringify(schema.properties[policyName].enum, null, 1), "schema");
column.colSpan = "2";
enum_row.appendChild(column);
sec_tbody.appendChild(enum_row);
}
}
new_cont.appendChild(main_tbody);
new_cont.appendChild(sec_tbody);
}
}
let gInited = false;
function init() {
if (gInited) {
return;
}
gInited = true;
let data = Services.policies.getActivePolicies();
generateActivePolicies(data);
generateErrors();
generateDocumentation();
// Event delegation on #categories element
let menu = document.getElementById("categories");
for (let category of menu.children) {
category.addEventListener("click", () => show(category));
}
if (location.hash) {
let sectionButton = document.getElementById("category-" + location.hash.substring(1));
if (sectionButton) {
sectionButton.click();
}
}
window.addEventListener("hashchange", function() {
if (location.hash) {
let sectionButton = document.getElementById("category-" + location.hash.substring(1));
sectionButton.click();
}
});
}
function show(button) {
let current_tab = document.querySelector(".active");
let category = button.getAttribute("id").substring("category-".length);
let content = document.getElementById(category);
if (current_tab == content)
return;
saveScrollPosition(current_tab.id);
current_tab.classList.remove("active");
current_tab.hidden = true;
content.classList.add("active");
content.hidden = false;
let current_button = document.querySelector("[selected=true]");
current_button.removeAttribute("selected");
button.setAttribute("selected", "true");
let title = document.getElementById("sectionTitle");
title.textContent = button.children[1].textContent;
location.hash = category;
restoreScrollPosition(category);
}
const scrollPositions = {};
function saveScrollPosition(category) {
const mainContent = document.querySelector(".main-content");
scrollPositions[category] = mainContent.scrollTop;
}
function restoreScrollPosition(category) {
const scrollY = scrollPositions[category] || 0;
const mainContent = document.querySelector(".main-content");
mainContent.scrollTo(0, scrollY);
}