svgedit/dist/extensions/ext-storage.js

500 lines
19 KiB
JavaScript

var svgEditorExtension_storage = (function () {
'use strict';
var asyncToGenerator = function (fn) {
return function () {
var gen = fn.apply(this, arguments);
return new Promise(function (resolve, reject) {
function step(key, arg) {
try {
var info = gen[key](arg);
var value = info.value;
} catch (error) {
reject(error);
return;
}
if (info.done) {
resolve(value);
} else {
return Promise.resolve(value).then(function (value) {
step("next", value);
}, function (err) {
step("throw", err);
});
}
}
return step("next");
});
};
};
var _extends = Object.assign || function (target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i];
for (var key in source) {
if (Object.prototype.hasOwnProperty.call(source, key)) {
target[key] = source[key];
}
}
}
return target;
};
// MIT License
// From: https://github.com/uupaa/dynamic-import-polyfill/blob/master/importModule.js
function toAbsoluteURL(url) {
var a = document.createElement('a');
a.setAttribute('href', url); // <a href="hoge.html">
return a.cloneNode(false).href; // -> "http://example.com/hoge.html"
}
function addScriptAtts(script, atts) {
['id', 'class', 'type'].forEach(function (prop) {
if (prop in atts) {
script[prop] = atts[prop];
}
});
}
// Additions by Brett
var importSetGlobalDefault = function () {
var _ref = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(url, config) {
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
return _context.abrupt('return', importSetGlobal(url, _extends({}, config, { returnDefault: true })));
case 1:
case 'end':
return _context.stop();
}
}
}, _callee, this);
}));
return function importSetGlobalDefault(_x, _x2) {
return _ref.apply(this, arguments);
};
}();
var importSetGlobal = function () {
var _ref3 = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2(url, _ref2) {
var global = _ref2.global,
returnDefault = _ref2.returnDefault;
var modularVersion;
return regeneratorRuntime.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
// Todo: Replace calls to this function with `import()` when supported
modularVersion = !('svgEditor' in window) || !window.svgEditor || window.svgEditor.modules !== false;
if (!modularVersion) {
_context2.next = 3;
break;
}
return _context2.abrupt('return', importModule(url, undefined, { returnDefault: returnDefault }));
case 3:
_context2.next = 5;
return importScript(url);
case 5:
return _context2.abrupt('return', window[global]);
case 6:
case 'end':
return _context2.stop();
}
}
}, _callee2, this);
}));
return function importSetGlobal(_x3, _x4) {
return _ref3.apply(this, arguments);
};
}();
// Addition by Brett
function importScript(url) {
var atts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (Array.isArray(url)) {
return Promise.all(url.map(function (u) {
return importScript(u, atts);
}));
}
return new Promise(function (resolve, reject) {
var script = document.createElement('script');
var destructor = function destructor() {
script.onerror = null;
script.onload = null;
script.remove();
script.src = '';
};
script.defer = 'defer';
addScriptAtts(script, atts);
script.onerror = function () {
reject(new Error('Failed to import: ' + url));
destructor();
};
script.onload = function () {
resolve();
destructor();
};
script.src = url;
document.head.append(script);
});
}
function importModule(url) {
var atts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var _ref4 = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {},
_ref4$returnDefault = _ref4.returnDefault,
returnDefault = _ref4$returnDefault === undefined ? false : _ref4$returnDefault;
if (Array.isArray(url)) {
return Promise.all(url.map(function (u) {
return importModule(u, atts);
}));
}
return new Promise(function (resolve, reject) {
var vector = '$importModule$' + Math.random().toString(32).slice(2);
var script = document.createElement('script');
var destructor = function destructor() {
delete window[vector];
script.onerror = null;
script.onload = null;
script.remove();
URL.revokeObjectURL(script.src);
script.src = '';
};
addScriptAtts(script, atts);
script.defer = 'defer';
script.type = 'module';
script.onerror = function () {
reject(new Error('Failed to import: ' + url));
destructor();
};
script.onload = function () {
resolve(window[vector]);
destructor();
};
var absURL = toAbsoluteURL(url);
var loader = 'import * as m from \'' + absURL.replace(/'/g, "\\'") + '\'; window.' + vector + ' = ' + (returnDefault ? 'm.default || ' : '') + 'm;'; // export Module
var blob = new Blob([loader], { type: 'text/javascript' });
script.src = URL.createObjectURL(blob);
document.head.append(script);
});
}
/* globals jQuery */
var extStorage = {
name: 'storage',
init: function init() {
var svgEditor = this;
var $ = jQuery;
var svgCanvas = svgEditor.canvas;
// We could empty any already-set data for users when they decline storage,
// but it would be a risk for users who wanted to store but accidentally
// said "no"; instead, we'll let those who already set it, delete it themselves;
// to change, set the "emptyStorageOnDecline" config setting to true
// in svgedit-config-iife.js/svgedit-config-es.js.
var _svgEditor$curConfig = svgEditor.curConfig,
emptyStorageOnDecline = _svgEditor$curConfig.emptyStorageOnDecline,
noStorageOnLoad = _svgEditor$curConfig.noStorageOnLoad,
forceStorage = _svgEditor$curConfig.forceStorage;
var storage = svgEditor.storage;
function replaceStoragePrompt(val) {
val = val ? 'storagePrompt=' + val : '';
var loc = top.location; // Allow this to work with the embedded editor as well
if (loc.href.includes('storagePrompt=')) {
loc.href = loc.href.replace(/([&?])storagePrompt=[^&]*(&?)/, function (n0, n1, amp) {
return (val ? n1 : '') + val + (!val && amp ? n1 : amp || '');
});
} else {
loc.href += (loc.href.includes('?') ? '&' : '?') + val;
}
}
function setSVGContentStorage(val) {
if (storage) {
var name = 'svgedit-' + svgEditor.curConfig.canvasName;
if (!val) {
storage.removeItem(name);
} else {
storage.setItem(name, val);
}
}
}
function expireCookie(cookie) {
document.cookie = encodeURIComponent(cookie) + '=; expires=Thu, 01 Jan 1970 00:00:00 GMT';
}
function removeStoragePrefCookie() {
expireCookie('store');
}
function emptyStorage() {
setSVGContentStorage('');
for (var name in svgEditor.curPrefs) {
if (svgEditor.curPrefs.hasOwnProperty(name)) {
name = 'svg-edit-' + name;
if (storage) {
storage.removeItem(name);
}
expireCookie(name);
}
}
}
// emptyStorage();
/**
* Listen for unloading: If and only if opted in by the user, set the content
* document and preferences into storage:
* 1. Prevent save warnings (since we're automatically saving unsaved
* content into storage)
* 2. Use localStorage to set SVG contents (potentially too large to allow in cookies)
* 3. Use localStorage (where available) or cookies to set preferences.
*/
function setupBeforeUnloadListener() {
window.addEventListener('beforeunload', function (e) {
// Don't save anything unless the user opted in to storage
if (!document.cookie.match(/(?:^|;\s*)store=(?:prefsAndContent|prefsOnly)/)) {
return;
}
if (document.cookie.match(/(?:^|;\s*)store=prefsAndContent/)) {
setSVGContentStorage(svgCanvas.getSvgString());
}
svgEditor.setConfig({ no_save_warning: true }); // No need for explicit saving at all once storage is on
// svgEditor.showSaveWarning = false;
var curPrefs = svgEditor.curPrefs;
for (var key in curPrefs) {
if (curPrefs.hasOwnProperty(key)) {
// It's our own config, so we don't need to iterate up the prototype chain
var val = curPrefs[key];
var store = val !== undefined;
key = 'svg-edit-' + key;
if (!store) {
continue;
}
if (storage) {
storage.setItem(key, val);
} else if (window.widget) {
window.widget.setPreferenceForKey(val, key);
} else {
val = encodeURIComponent(val);
document.cookie = encodeURIComponent(key) + '=' + val + '; expires=Fri, 31 Dec 9999 23:59:59 GMT';
}
}
}
}, false);
}
var loaded = false;
return {
name: 'storage',
langReady: function () {
var _ref2 = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2(_ref) {
var tryImport = function () {
var _ref3 = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(lang) {
var url;
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
url = svgEditor.curConfig.extPath + 'ext-locale/storage/' + lang + '.js';
_context.next = 3;
return importSetGlobalDefault(url, {
global: 'svgEditorExtensionLocale_storage_' + lang
});
case 3:
confirmSetStorage = _context.sent;
case 4:
case 'end':
return _context.stop();
}
}
}, _callee, this);
}));
return function tryImport(_x2) {
return _ref3.apply(this, arguments);
};
}();
var lang = _ref.lang;
var _$$deparam$querystrin, storagePrompt, confirmSetStorage, _confirmSetStorage, message, storagePrefsAndContent, storagePrefsOnly, storagePrefs, storageNoPrefsOrContent, storageNoPrefs, rememberLabel, rememberTooltip, options, oldContainerWidth, oldContainerMarginLeft, oldContentHeight, oldContainerHeight;
return regeneratorRuntime.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
_$$deparam$querystrin = $.deparam.querystring(true), storagePrompt = _$$deparam$querystrin.storagePrompt;
confirmSetStorage = void 0;
_context2.prev = 2;
_context2.next = 5;
return tryImport(lang);
case 5:
_context2.next = 11;
break;
case 7:
_context2.prev = 7;
_context2.t0 = _context2['catch'](2);
_context2.next = 11;
return tryImport('en');
case 11:
_confirmSetStorage = confirmSetStorage, message = _confirmSetStorage.message, storagePrefsAndContent = _confirmSetStorage.storagePrefsAndContent, storagePrefsOnly = _confirmSetStorage.storagePrefsOnly, storagePrefs = _confirmSetStorage.storagePrefs, storageNoPrefsOrContent = _confirmSetStorage.storageNoPrefsOrContent, storageNoPrefs = _confirmSetStorage.storageNoPrefs, rememberLabel = _confirmSetStorage.rememberLabel, rememberTooltip = _confirmSetStorage.rememberTooltip;
// No need to run this one-time dialog again just because the user
// changes the language
if (!loaded) {
_context2.next = 14;
break;
}
return _context2.abrupt('return');
case 14:
loaded = true;
// Note that the following can load even if "noStorageOnLoad" is
// set to false; to avoid any chance of storage, avoid this
// extension! (and to avoid using any prior storage, set the
// config option "noStorageOnLoad" to true).
if (!forceStorage && (
// If the URL has been explicitly set to always prompt the
// user (e.g., so one can be pointed to a URL where one
// can alter one's settings, say to prevent future storage)...
storagePrompt === true ||
// ...or...if the URL at least doesn't explicitly prevent a
// storage prompt (as we use for users who
// don't want to set cookies at all but who don't want
// continual prompts about it)...
storagePrompt !== false &&
// ...and this user hasn't previously indicated a desire for storage
!document.cookie.match(/(?:^|;\s*)store=(?:prefsAndContent|prefsOnly)/)
// ...then show the storage prompt.
)) {
options = [];
if (storage) {
options.unshift({ value: 'prefsAndContent', text: storagePrefsAndContent }, { value: 'prefsOnly', text: storagePrefsOnly }, { value: 'noPrefsOrContent', text: storageNoPrefsOrContent });
} else {
options.unshift({ value: 'prefsOnly', text: storagePrefs }, { value: 'noPrefsOrContent', text: storageNoPrefs });
}
// Hack to temporarily provide a wide and high enough dialog
oldContainerWidth = $('#dialog_container')[0].style.width, oldContainerMarginLeft = $('#dialog_container')[0].style.marginLeft, oldContentHeight = $('#dialog_content')[0].style.height, oldContainerHeight = $('#dialog_container')[0].style.height;
$('#dialog_content')[0].style.height = '120px';
$('#dialog_container')[0].style.height = '170px';
$('#dialog_container')[0].style.width = '800px';
$('#dialog_container')[0].style.marginLeft = '-400px';
// Open select-with-checkbox dialog
// From svg-editor.js
$.select(message, options, function (pref, checked) {
if (pref && pref !== 'noPrefsOrContent') {
// Regardless of whether the user opted
// to remember the choice (and move to a URL which won't
// ask them again), we have to assume the user
// doesn't even want to remember their not wanting
// storage, so we don't set the cookie or continue on with
// setting storage on beforeunload
document.cookie = 'store=' + encodeURIComponent(pref) + '; expires=Fri, 31 Dec 9999 23:59:59 GMT'; // 'prefsAndContent' | 'prefsOnly'
// If the URL was configured to always insist on a prompt, if
// the user does indicate a wish to store their info, we
// don't want ask them again upon page refresh so move
// them instead to a URL which does not always prompt
if (storagePrompt === true && checked) {
replaceStoragePrompt();
return;
}
} else {
// The user does not wish storage (or cancelled, which we treat equivalently)
removeStoragePrefCookie();
if (pref && // If the user explicitly expresses wish for no storage
emptyStorageOnDecline) {
emptyStorage();
}
if (pref && checked) {
// Open a URL which won't set storage and won't prompt user about storage
replaceStoragePrompt('false');
return;
}
}
// Reset width/height of dialog (e.g., for use by Export)
$('#dialog_container')[0].style.width = oldContainerWidth;
$('#dialog_container')[0].style.marginLeft = oldContainerMarginLeft;
$('#dialog_content')[0].style.height = oldContentHeight;
$('#dialog_container')[0].style.height = oldContainerHeight;
// It should be enough to (conditionally) add to storage on
// beforeunload, but if we wished to update immediately,
// we might wish to try setting:
// svgEditor.setConfig({noStorageOnLoad: true});
// and then call:
// svgEditor.loadContentAndPrefs();
// We don't check for noStorageOnLoad here because
// the prompt gives the user the option to store data
setupBeforeUnloadListener();
svgEditor.storagePromptClosed = true;
}, null, null, {
label: rememberLabel,
checked: false,
tooltip: rememberTooltip
});
} else if (!noStorageOnLoad || forceStorage) {
setupBeforeUnloadListener();
}
case 16:
case 'end':
return _context2.stop();
}
}
}, _callee2, this, [[2, 7]]);
}));
function langReady(_x) {
return _ref2.apply(this, arguments);
}
return langReady;
}()
};
}
};
return extStorage;
}());