editor.js/src/components/core.js
2017-11-25 18:46:27 +03:00

436 lines
9.4 KiB
JavaScript

/**
* Codex Editor Core
*
* @author Codex Team
* @version 2.0.0
*/
module.exports = class Core {
/**
* Module key name
* @returns {string}
*/
static get name() {
return 'core';
};
/** Editor script prefixes */
static get scriptPrefix() {
return 'cdx-script-';
}
/**
*
* @param Editor
* @param Editor.modules {@link Tools#list}
* @param Editor.config {@link CodexEditor#configuration}
*/
constructor(config) {
// this.Editor.modules.toolbar;
this.Editor = null;
// console.log(this.Editor);
// this.toolbar = modules.toolbar;
// this.sanitizer = null;
// this.state = {};
}
/**
* @param Editor
* @param Editor.modules {@link CodexEditor#moduleInstances}
* @param Editor.config {@link CodexEditor#configuration}
* @param Editor
*/
set state(Editor) {
this.Editor = Editor;
}
/**
* @public
*
* Editor preparing method
* @return Promise
*/
prepare() {
// let self = this;
console.log('Core prepare fired');
/**
* Обращение к другому модулю
*/
console.log(this.Editor.ui.wrapper);
return;
/**
return new Promise(function (resolve, reject) {
if (typeof self.Editor.config.holderId === undefined ) {
reject(Error("Holder wasn't found by ID: #" + userSettings.holderId));
} else {
resolve();
}
resolve();
});
*/
}
/**
* Core custom logger
*
* @param msg
* @param type
* @param args
*/
log(msg, type, args) {
type = type || 'log';
if (!args) {
args = msg || 'undefined';
msg = '[codex-editor]: %o';
} else {
msg = '[codex-editor]: ' + msg;
}
try{
if ( 'console' in window && window.console[ type ] ) {
if ( args ) window.console[ type ]( msg, args );
else window.console[ type ]( msg );
}
} catch(e) {
// do nothing
}
}
/**
* Native Ajax
* @param {String} settings.url - request URL
* @param {function} settings.beforeSend - returned value will be passed as context to the Success, Error and Progress callbacks
* @param {function} settings.success
* @param {function} settings.progress
*/
ajax(settings) {
if (!settings || !settings.url) {
return;
}
var XMLHTTP = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject('Microsoft.XMLHTTP'),
encodedString,
isFormData,
prop;
settings.async = true;
settings.type = settings.type || 'GET';
settings.data = settings.data || '';
settings['content-type'] = settings['content-type'] || 'application/json; charset=utf-8';
if (settings.type == 'GET' && settings.data) {
settings.url = /\?/.test(settings.url) ? settings.url + '&' + settings.data : settings.url + '?' + settings.data;
} else {
encodedString = '';
for(prop in settings.data) {
encodedString += (prop + '=' + encodeURIComponent(settings.data[prop]) + '&');
}
}
if (settings.withCredentials) {
XMLHTTP.withCredentials = true;
}
/**
* Value returned in beforeSend funtion will be passed as context to the other response callbacks
* If beforeSend returns false, AJAX will be blocked
*/
let responseContext,
beforeSendResult;
if (typeof settings.beforeSend === 'function') {
beforeSendResult = settings.beforeSend.call();
if (beforeSendResult === false) {
return;
}
}
XMLHTTP.open( settings.type, settings.url, settings.async );
/**
* If we send FormData, we need no content-type header
*/
isFormData = isFormData_(settings.data);
if (!isFormData) {
if (settings.type !== 'POST') {
XMLHTTP.setRequestHeader('Content-type', settings['content-type']);
} else {
XMLHTTP.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
}
}
XMLHTTP.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
responseContext = beforeSendResult || XMLHTTP;
if (typeof settings.progress === 'function') {
XMLHTTP.upload.onprogress = settings.progress.bind(responseContext);
}
XMLHTTP.onreadystatechange = function () {
if (XMLHTTP.readyState === 4) {
if (XMLHTTP.status === 200) {
if (typeof settings.success === 'function') {
settings.success.call(responseContext, XMLHTTP.responseText);
}
} else {
if (typeof settings.error === 'function') {
settings.error.call(responseContext, XMLHTTP.responseText, XMLHTTP.status);
}
}
}
};
if (isFormData) {
// Sending FormData
XMLHTTP.send(settings.data);
} else {
// POST requests
XMLHTTP.send(encodedString);
}
return XMLHTTP;
}
};
// module.exports = (function (core) {
//
// let editor = codex.editor;
//
//
// /**
// * @protected
// *
// * Helper for insert one element after another
// */
// core.insertAfter = function (target, element) {
//
// target.parentNode.insertBefore(element, target.nextSibling);
//
// };
//
// /**
// * @const
// *
// * Readable DOM-node types map
// */
// core.nodeTypes = {
// TAG : 1,
// TEXT : 3,
// COMMENT : 8,
// DOCUMENT_FRAGMENT: 11
// };
//
// /**
// * @const
// * Readable keys map
// */
// core.keys = { BACKSPACE: 8, TAB: 9, ENTER: 13, SHIFT: 16, CTRL: 17, ALT: 18, ESC: 27, SPACE: 32, LEFT: 37, UP: 38, DOWN: 40, RIGHT: 39, DELETE: 46, META: 91 };
//
// /**
// * @protected
// *
// * Check object for DOM node
// */
// core.isDomNode = function (el) {
//
// return el && typeof el === 'object' && el.nodeType && el.nodeType == this.nodeTypes.TAG;
//
// };
//
// /**
// * Checks passed object for emptiness
// * @require ES5 - Object.keys
// * @param {object}
// */
// core.isEmpty = function ( obj ) {
//
// return Object.keys(obj).length === 0;
//
// };
//
// /**
// * Appends script to head of document
// * @return Promise
// */
// core.importScript = function (scriptPath, instanceName) {
//
// return new Promise(function (resolve, reject) {
//
// let script;
//
// /** Script is already loaded */
// if ( !instanceName ) {
//
// reject('Instance name is missed');
//
// } else if ( document.getElementById(editor.scriptPrefix + instanceName) ) {
//
// resolve(scriptPath);
//
// }
//
// script = document.createElement('SCRIPT');
// script.async = true;
// script.defer = true;
// script.id = editor.scriptPrefix + instanceName;
//
// script.onload = function () {
//
// resolve(scriptPath);
//
// };
//
// script.onerror = function () {
//
// reject(scriptPath);
//
// };
//
// script.src = scriptPath;
// document.head.appendChild(script);
//
// });
//
// };
//
// /**
// * Function for checking is it FormData object to send.
// * @param {Object} object to check
// * @return boolean
// */
// var isFormData_ = function (object) {
//
// return object instanceof FormData;
//
// };
//
// /**
// * Check block
// * @param target
// * @description Checks target is it native input
// */
// core.isNativeInput = function (target) {
//
// var nativeInputAreas = ['INPUT', 'TEXTAREA'];
//
// return nativeInputAreas.indexOf(target.tagName) != -1;
//
// };
//
// /**
// * Check if block is empty
// * We should check block textContent, child native inputs and some exceptions like IMG and IFRAME
// *
// * @param block
// * @returns {boolean}
// */
// core.isBlockEmpty = function (block) {
//
// const EXCEPTION_TAGS = ['IMG', 'IFRAME'];
//
// var nativeInputs = block.querySelectorAll('textarea, input'),
// nativeInputsAreEmpty = true,
// textContentIsEmpty = !block.textContent.trim();
//
// Array.prototype.forEach.call(nativeInputs, function (input) {
//
// if (input.type == 'textarea' || input.type == 'text') {
//
// nativeInputsAreEmpty = nativeInputsAreEmpty && !input.value.trim();
//
// }
//
// });
//
// return textContentIsEmpty && nativeInputsAreEmpty && !EXCEPTION_TAGS.includes(block.tagName);
//
// };
//
//
// return core;
//
// })({});