CyberChef/src/web/Manager.mjs

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2018-05-15 19:36:45 +02:00
/**
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2016
* @license Apache-2.0
*/
import WorkerWaiter from "./WorkerWaiter";
import WindowWaiter from "./WindowWaiter";
import ControlsWaiter from "./ControlsWaiter";
import RecipeWaiter from "./RecipeWaiter";
import OperationsWaiter from "./OperationsWaiter";
import InputWaiter from "./InputWaiter";
import OutputWaiter from "./OutputWaiter";
import OptionsWaiter from "./OptionsWaiter";
import HighlighterWaiter from "./HighlighterWaiter";
import SeasonalWaiter from "./SeasonalWaiter";
import BindingsWaiter from "./BindingsWaiter";
/**
* This object controls the Waiters responsible for handling events from all areas of the app.
*/
class Manager {
/**
* Manager constructor.
*
* @param {App} app - The main view object for CyberChef.
*/
constructor(app) {
this.app = app;
// Define custom events
/**
* @event Manager#appstart
*/
this.appstart = new CustomEvent("appstart", {bubbles: true});
/**
* @event Manager#apploaded
*/
this.apploaded = new CustomEvent("apploaded", {bubbles: true});
/**
* @event Manager#operationadd
*/
this.operationadd = new CustomEvent("operationadd", {bubbles: true});
/**
* @event Manager#operationremove
*/
this.operationremove = new CustomEvent("operationremove", {bubbles: true});
/**
* @event Manager#oplistcreate
*/
this.oplistcreate = new CustomEvent("oplistcreate", {bubbles: true});
/**
* @event Manager#statechange
*/
this.statechange = new CustomEvent("statechange", {bubbles: true});
// Define Waiter objects to handle various areas
this.worker = new WorkerWaiter(this.app, this);
this.window = new WindowWaiter(this.app);
this.controls = new ControlsWaiter(this.app, this);
this.recipe = new RecipeWaiter(this.app, this);
this.ops = new OperationsWaiter(this.app, this);
this.input = new InputWaiter(this.app, this);
this.output = new OutputWaiter(this.app, this);
this.options = new OptionsWaiter(this.app, this);
this.highlighter = new HighlighterWaiter(this.app, this);
this.seasonal = new SeasonalWaiter(this.app, this);
this.bindings = new BindingsWaiter(this.app, this);
// Object to store dynamic handlers to fire on elements that may not exist yet
this.dynamicHandlers = {};
this.initialiseEventListeners();
}
/**
* Sets up the various components and listeners.
*/
setup() {
this.worker.registerChefWorker();
this.recipe.initialiseOperationDragNDrop();
this.controls.autoBakeChange();
this.bindings.updateKeybList();
this.seasonal.load();
}
/**
* Main function to handle the creation of the event listeners.
*/
initialiseEventListeners() {
// Global
window.addEventListener("resize", this.window.windowResize.bind(this.window));
window.addEventListener("blur", this.window.windowBlur.bind(this.window));
window.addEventListener("focus", this.window.windowFocus.bind(this.window));
window.addEventListener("statechange", this.app.stateChange.bind(this.app));
window.addEventListener("popstate", this.app.popState.bind(this.app));
// Controls
document.getElementById("bake").addEventListener("click", this.controls.bakeClick.bind(this.controls));
document.getElementById("auto-bake").addEventListener("change", this.controls.autoBakeChange.bind(this.controls));
document.getElementById("step").addEventListener("click", this.controls.stepClick.bind(this.controls));
document.getElementById("clr-recipe").addEventListener("click", this.controls.clearRecipeClick.bind(this.controls));
document.getElementById("clr-breaks").addEventListener("click", this.controls.clearBreaksClick.bind(this.controls));
document.getElementById("save").addEventListener("click", this.controls.saveClick.bind(this.controls));
document.getElementById("save-button").addEventListener("click", this.controls.saveButtonClick.bind(this.controls));
document.getElementById("save-link-recipe-checkbox").addEventListener("change", this.controls.slrCheckChange.bind(this.controls));
document.getElementById("save-link-input-checkbox").addEventListener("change", this.controls.sliCheckChange.bind(this.controls));
document.getElementById("load").addEventListener("click", this.controls.loadClick.bind(this.controls));
document.getElementById("load-delete-button").addEventListener("click", this.controls.loadDeleteClick.bind(this.controls));
document.getElementById("load-name").addEventListener("change", this.controls.loadNameChange.bind(this.controls));
document.getElementById("load-button").addEventListener("click", this.controls.loadButtonClick.bind(this.controls));
document.getElementById("support").addEventListener("click", this.controls.supportButtonClick.bind(this.controls));
this.addMultiEventListeners("#save-texts textarea", "keyup paste", this.controls.saveTextChange, this.controls);
// Operations
this.addMultiEventListener("#search", "keyup paste search", this.ops.searchOperations, this.ops);
this.addDynamicListener(".op-list li.operation", "dblclick", this.ops.operationDblclick, this.ops);
document.getElementById("edit-favourites").addEventListener("click", this.ops.editFavouritesClick.bind(this.ops));
document.getElementById("save-favourites").addEventListener("click", this.ops.saveFavouritesClick.bind(this.ops));
document.getElementById("reset-favourites").addEventListener("click", this.ops.resetFavouritesClick.bind(this.ops));
this.addDynamicListener(".op-list .op-icon", "mouseover", this.ops.opIconMouseover, this.ops);
this.addDynamicListener(".op-list .op-icon", "mouseleave", this.ops.opIconMouseleave, this.ops);
this.addDynamicListener(".op-list", "oplistcreate", this.ops.opListCreate, this.ops);
this.addDynamicListener("li.operation", "operationadd", this.recipe.opAdd, this.recipe);
// Recipe
this.addDynamicListener(".arg:not(select)", "input", this.recipe.ingChange, this.recipe);
this.addDynamicListener(".arg[type=checkbox], .arg[type=radio], select.arg", "change", this.recipe.ingChange, this.recipe);
this.addDynamicListener(".disable-icon", "click", this.recipe.disableClick, this.recipe);
this.addDynamicListener(".breakpoint", "click", this.recipe.breakpointClick, this.recipe);
this.addDynamicListener("#rec-list li.operation", "dblclick", this.recipe.operationDblclick, this.recipe);
this.addDynamicListener("#rec-list li.operation > div", "dblclick", this.recipe.operationChildDblclick, this.recipe);
this.addDynamicListener("#rec-list .input-group .dropdown-menu a", "click", this.recipe.dropdownToggleClick, this.recipe);
this.addDynamicListener("#rec-list", "operationremove", this.recipe.opRemove.bind(this.recipe));
// Input
this.addMultiEventListener("#input-text", "keyup", this.input.inputChange, this.input);
this.addMultiEventListener("#input-text", "paste", this.input.inputPaste, this.input);
document.getElementById("reset-layout").addEventListener("click", this.app.resetLayout.bind(this.app));
document.getElementById("clr-io").addEventListener("click", this.input.clearIoClick.bind(this.input));
this.addListeners("#input-text,#input-file", "dragover", this.input.inputDragover, this.input);
this.addListeners("#input-text,#input-file", "dragleave", this.input.inputDragleave, this.input);
this.addListeners("#input-text,#input-file", "drop", this.input.inputDrop, this.input);
document.getElementById("input-text").addEventListener("scroll", this.highlighter.inputScroll.bind(this.highlighter));
document.getElementById("input-text").addEventListener("mouseup", this.highlighter.inputMouseup.bind(this.highlighter));
document.getElementById("input-text").addEventListener("mousemove", this.highlighter.inputMousemove.bind(this.highlighter));
this.addMultiEventListener("#input-text", "mousedown dblclick select", this.highlighter.inputMousedown, this.highlighter);
document.querySelector("#input-file .close").addEventListener("click", this.input.clearIoClick.bind(this.input));
// Output
document.getElementById("save-to-file").addEventListener("click", this.output.saveClick.bind(this.output));
document.getElementById("copy-output").addEventListener("click", this.output.copyClick.bind(this.output));
document.getElementById("switch").addEventListener("click", this.output.switchClick.bind(this.output));
document.getElementById("undo-switch").addEventListener("click", this.output.undoSwitchClick.bind(this.output));
document.getElementById("maximise-output").addEventListener("click", this.output.maximiseOutputClick.bind(this.output));
document.getElementById("output-text").addEventListener("scroll", this.highlighter.outputScroll.bind(this.highlighter));
document.getElementById("output-text").addEventListener("mouseup", this.highlighter.outputMouseup.bind(this.highlighter));
document.getElementById("output-text").addEventListener("mousemove", this.highlighter.outputMousemove.bind(this.highlighter));
document.getElementById("output-html").addEventListener("mouseup", this.highlighter.outputHtmlMouseup.bind(this.highlighter));
document.getElementById("output-html").addEventListener("mousemove", this.highlighter.outputHtmlMousemove.bind(this.highlighter));
this.addMultiEventListener("#output-text", "mousedown dblclick select", this.highlighter.outputMousedown, this.highlighter);
this.addMultiEventListener("#output-html", "mousedown dblclick select", this.highlighter.outputHtmlMousedown, this.highlighter);
this.addDynamicListener("#output-file-download", "click", this.output.downloadFile, this.output);
this.addDynamicListener("#output-file-slice", "click", this.output.displayFileSlice, this.output);
document.getElementById("show-file-overlay").addEventListener("click", this.output.showFileOverlayClick.bind(this.output));
// Options
document.getElementById("options").addEventListener("click", this.options.optionsClick.bind(this.options));
document.getElementById("reset-options").addEventListener("click", this.options.resetOptionsClick.bind(this.options));
$(document).on("switchChange.bootstrapSwitch", ".option-item input:checkbox", this.options.switchChange.bind(this.options));
$(document).on("switchChange.bootstrapSwitch", ".option-item input:checkbox", this.options.setWordWrap.bind(this.options));
$(document).on("switchChange.bootstrapSwitch", ".option-item input:checkbox#useMetaKey", this.bindings.updateKeybList.bind(this.bindings));
this.addDynamicListener(".option-item input[type=number]", "keyup", this.options.numberChange, this.options);
this.addDynamicListener(".option-item input[type=number]", "change", this.options.numberChange, this.options);
this.addDynamicListener(".option-item select", "change", this.options.selectChange, this.options);
document.getElementById("theme").addEventListener("change", this.options.themeChange.bind(this.options));
document.getElementById("logLevel").addEventListener("change", this.options.logLevelChange.bind(this.options));
// Misc
window.addEventListener("keydown", this.bindings.parseInput.bind(this.bindings));
document.getElementById("alert-close").addEventListener("click", this.app.alertCloseClick.bind(this.app));
}
/**
* Adds an event listener to each element in the specified group.
*
* @param {string} selector - A selector string for the element group to add the event to, see
* this.getAll()
* @param {string} eventType - The event to listen for
* @param {function} callback - The function to execute when the event is triggered
* @param {Object} [scope=this] - The object to bind to the callback function
*
* @example
* // Calls the clickable function whenever any element with the .clickable class is clicked
* this.addListeners(".clickable", "click", this.clickable, this);
*/
addListeners(selector, eventType, callback, scope) {
scope = scope || this;
[].forEach.call(document.querySelectorAll(selector), function(el) {
el.addEventListener(eventType, callback.bind(scope));
});
}
/**
* Adds multiple event listeners to the specified element.
*
* @param {string} selector - A selector string for the element to add the events to
* @param {string} eventTypes - A space-separated string of all the event types to listen for
* @param {function} callback - The function to execute when the events are triggered
* @param {Object} [scope=this] - The object to bind to the callback function
*
* @example
* // Calls the search function whenever the the keyup, paste or search events are triggered on the
* // search element
* this.addMultiEventListener("search", "keyup paste search", this.search, this);
*/
addMultiEventListener(selector, eventTypes, callback, scope) {
const evs = eventTypes.split(" ");
for (let i = 0; i < evs.length; i++) {
document.querySelector(selector).addEventListener(evs[i], callback.bind(scope));
}
}
/**
* Adds multiple event listeners to each element in the specified group.
*
* @param {string} selector - A selector string for the element group to add the events to
* @param {string} eventTypes - A space-separated string of all the event types to listen for
* @param {function} callback - The function to execute when the events are triggered
* @param {Object} [scope=this] - The object to bind to the callback function
*
* @example
* // Calls the save function whenever the the keyup or paste events are triggered on any element
* // with the .saveable class
* this.addMultiEventListener(".saveable", "keyup paste", this.save, this);
*/
addMultiEventListeners(selector, eventTypes, callback, scope) {
const evs = eventTypes.split(" ");
for (let i = 0; i < evs.length; i++) {
this.addListeners(selector, evs[i], callback, scope);
}
}
/**
* Adds an event listener to the global document object which will listen on dynamic elements which
* may not exist in the DOM yet.
*
* @param {string} selector - A selector string for the element(s) to add the event to
* @param {string} eventType - The event(s) to listen for
* @param {function} callback - The function to execute when the event(s) is/are triggered
* @param {Object} [scope=this] - The object to bind to the callback function
*
* @example
* // Pops up an alert whenever any button is clicked, even if it is added to the DOM after this
* // listener is created
* this.addDynamicListener("button", "click", alert, this);
*/
addDynamicListener(selector, eventType, callback, scope) {
const eventConfig = {
selector: selector,
callback: callback.bind(scope || this)
};
if (this.dynamicHandlers.hasOwnProperty(eventType)) {
// Listener already exists, add new handler to the appropriate list
this.dynamicHandlers[eventType].push(eventConfig);
} else {
this.dynamicHandlers[eventType] = [eventConfig];
// Set up listener for this new type
document.addEventListener(eventType, this.dynamicListenerHandler.bind(this));
}
}
/**
* Handler for dynamic events. This function is called for any dynamic event and decides which
* callback(s) to execute based on the type and selector.
*
* @param {Event} e - The event to be handled
*/
dynamicListenerHandler(e) {
const { type, target } = e;
const handlers = this.dynamicHandlers[type];
const matches = target.matches ||
target.webkitMatchesSelector ||
target.mozMatchesSelector ||
target.msMatchesSelector ||
target.oMatchesSelector;
for (let i = 0; i < handlers.length; i++) {
if (matches && matches.call(target, handlers[i].selector)) {
handlers[i].callback(e);
}
}
}
}
export default Manager;