718 lines
30 KiB
JavaScript
718 lines
30 KiB
JavaScript
define([
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'/customize/application_config.js',
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'/common/common-util.js',
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'/common/common-hash.js',
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'/common/common-realtime.js',
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'/common/common-feedback.js',
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'/customize/messages.js'
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], function (AppConfig, Util, Hash, Realtime, Feedback, Messages) {
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var module = {};
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var clone = function (o) {
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try { return JSON.parse(JSON.stringify(o)); }
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catch (e) { return undefined; }
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};
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module.init = function (config, exp, files) {
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var removeOwnedChannel = config.removeOwnedChannel || function () {
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console.error("removeOwnedChannel was not provided");
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};
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var loggedIn = config.loggedIn;
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var sharedFolder = config.sharedFolder;
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var edPublic = config.edPublic;
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var ROOT = exp.ROOT;
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var FILES_DATA = exp.FILES_DATA;
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var OLD_FILES_DATA = exp.OLD_FILES_DATA;
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var UNSORTED = exp.UNSORTED;
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var TRASH = exp.TRASH;
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var TEMPLATE = exp.TEMPLATE;
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var SHARED_FOLDERS = exp.SHARED_FOLDERS;
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var debug = exp.debug;
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exp.setPadAttribute = function (href, attr, value, cb) {
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cb = cb || function () {};
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var id = exp.getIdFromHref(href);
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if (!id) { return void cb("E_INVAL_HREF"); }
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if (!attr || !attr.trim()) { return void cb("E_INVAL_ATTR"); }
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var data = exp.getFileData(id);
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data[attr] = clone(value);
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cb(null);
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};
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exp.getPadAttribute = function (href, attr, cb) {
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cb = cb || function () {};
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var id = exp.getIdFromHref(href);
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if (!id) { return void cb(null, undefined); }
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var data = exp.getFileData(id);
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cb(null, clone(data[attr]));
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};
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exp.pushData = function (data, cb) {
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if (typeof cb !== "function") { cb = function () {}; }
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var id = Util.createRandomInteger();
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files[FILES_DATA][id] = data;
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cb(null, id);
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};
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exp.pushSharedFolder = function (data, cb) {
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if (typeof cb !== "function") { cb = function () {}; }
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// Check if we already have this shared folder in our drive
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if (Object.keys(files[SHARED_FOLDERS]).some(function (k) {
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return files[SHARED_FOLDERS][k].channel === data.channel;
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})) {
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return void cb ('EEXISTS');
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}
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// Add the folder
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if (!loggedIn || !AppConfig.enablePinning || config.testMode) {
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return void cb("EAUTH");
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}
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var id = Util.createRandomInteger();
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files[SHARED_FOLDERS][id] = data;
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cb(null, id);
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};
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// FILES DATA
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var spliceFileData = function (id) {
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delete files[FILES_DATA][id];
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};
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// Find files in FILES_DATA that are not anymore in the drive, and remove them from
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// FILES_DATA. If there are owned pads, remove them from server too, unless the flag tells
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// us they're already removed
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exp.checkDeletedFiles = function (isOwnPadRemoved, cb) {
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if (!loggedIn && !config.testMode) { return void cb(); }
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var filesList = exp.getFiles([ROOT, 'hrefArray', TRASH]);
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var toClean = [];
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var ownedRemoved = [];
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exp.getFiles([FILES_DATA, SHARED_FOLDERS]).forEach(function (id) {
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if (filesList.indexOf(id) === -1) {
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var fd = exp.isSharedFolder(id) ? files[SHARED_FOLDERS][id] : exp.getFileData(id);
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var channelId = fd.channel;
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// If trying to remove an owned pad, remove it from server also
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if (!isOwnPadRemoved && !sharedFolder &&
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fd.owners && fd.owners.indexOf(edPublic) !== -1 && channelId) {
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if (channelId) { ownedRemoved.push(channelId); }
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removeOwnedChannel(channelId, function (obj) {
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if (obj && obj.error) {
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// If the error is that the file is already removed, nothing to
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// report, it's a normal behavior (pad expired probably)
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if (obj.error.code === 'ENOENT') { return; }
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// RPC may not be responding
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// Send a report that can be handled manually
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console.error(obj.error);
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Feedback.send('ERROR_DELETING_OWNED_PAD=' + channelId + '|' + obj.error, true);
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}
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});
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}
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if (channelId) { toClean.push(channelId); }
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if (exp.isSharedFolder(id)) {
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delete files[SHARED_FOLDERS][id];
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} else {
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spliceFileData(id);
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}
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}
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});
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if (!toClean.length) { return void cb(); }
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cb(null, toClean, ownedRemoved);
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};
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var deleteHrefs = function (ids) {
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ids.forEach(function (obj) {
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var idx = files[obj.root].indexOf(obj.id);
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files[obj.root].splice(idx, 1);
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});
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};
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var deleteMultipleTrashRoot = function (roots) {
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roots.forEach(function (obj) {
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var idx = files[TRASH][obj.name].indexOf(obj.el);
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files[TRASH][obj.name].splice(idx, 1);
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});
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};
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exp.deleteMultiplePermanently = function (paths, nocheck, isOwnPadRemoved, cb) {
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var hrefPaths = paths.filter(function(x) { return exp.isPathIn(x, ['hrefArray']); });
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var rootPaths = paths.filter(function(x) { return exp.isPathIn(x, [ROOT]); });
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var trashPaths = paths.filter(function(x) { return exp.isPathIn(x, [TRASH]); });
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var allFilesPaths = paths.filter(function(x) { return exp.isPathIn(x, [FILES_DATA]); });
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if (!loggedIn && !config.testMode) {
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allFilesPaths.forEach(function (path) {
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var id = path[1];
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if (!id) { return; }
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spliceFileData(id);
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});
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return void cb();
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}
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var ids = [];
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hrefPaths.forEach(function (path) {
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var id = exp.find(path);
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ids.push({
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root: path[0],
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id: id
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});
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});
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deleteHrefs(ids);
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rootPaths.forEach(function (path) {
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var parentPath = path.slice();
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var key = parentPath.pop();
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var parentEl = exp.find(parentPath);
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delete parentEl[key];
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});
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var trashRoot = [];
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trashPaths.forEach(function (path) {
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var parentPath = path.slice();
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var key = parentPath.pop();
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var parentEl = exp.find(parentPath);
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// Trash root: we have array here, we can't just splice with the path otherwise we might break the path
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// of another element in the loop
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if (path.length === 4) {
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trashRoot.push({
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name: path[1],
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el: parentEl
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});
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return;
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}
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// Trash but not root: it's just a tree so remove the key
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delete parentEl[key];
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});
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deleteMultipleTrashRoot(trashRoot);
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// In some cases, we want to remove pads from a location without removing them from
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// FILES_DATA (replaceHref)
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if (!nocheck) { exp.checkDeletedFiles(isOwnPadRemoved, cb); }
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else { cb(); }
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};
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// Move
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// From another drive
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exp.copyFromOtherDrive = function (path, element, data) {
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// Copy files data
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// We have to remove pads that are already in the current proxy to make sure
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// we won't create duplicates
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var toRemove = [];
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Object.keys(data).forEach(function (id) {
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id = Number(id);
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// Find and maybe update existing pads with the same channel id
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var d = data[id];
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var found = false;
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for (var i in files[FILES_DATA]) {
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if (files[FILES_DATA][i].channel === d.channel) {
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// Update href?
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if (!files[FILES_DATA][i].href) { files[FILES_DATA][i].href = d.href; }
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found = true;
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break;
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}
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}
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if (found) {
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toRemove.push(id);
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return;
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}
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files[FILES_DATA][id] = data[id];
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});
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// Remove existing pads from the "element" variable
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if (exp.isFile(element) && toRemove.indexOf(element) !== -1) {
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exp.log(Messages.sharedFolders_duplicate);
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return;
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} else if (exp.isFolder(element)) {
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var _removeExisting = function (root) {
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for (var k in root) {
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if (exp.isFile(root[k])) {
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if (toRemove.indexOf(root[k]) !== -1) {
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exp.log(Messages.sharedFolders_duplicate);
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delete root[k];
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}
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} else if (exp.isFolder(root[k])) {
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_removeExisting(root[k]);
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}
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}
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};
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_removeExisting(element);
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}
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// Copy file or folder
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var newParent = exp.find(path);
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var newName = exp.getAvailableName(newParent, Hash.createChannelId());
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newParent[newName] = element;
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};
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// From the same drive
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var pushToTrash = function (name, element, path) {
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var trash = files[TRASH];
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if (typeof(trash[name]) === "undefined") { trash[name] = []; }
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var trashArray = trash[name];
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var trashElement = {
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element: element,
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path: path
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};
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trashArray.push(trashElement);
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};
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exp.copyElement = function (elementPath, newParentPath) {
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if (exp.comparePath(elementPath, newParentPath)) { return; } // Nothing to do...
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var element = exp.find(elementPath);
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var newParent = exp.find(newParentPath);
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// Move to Trash
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if (exp.isPathIn(newParentPath, [TRASH])) {
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if (!elementPath || elementPath.length < 2 || elementPath[0] === TRASH) {
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debug("Can't move an element from the trash to the trash: ", elementPath);
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return;
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}
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var key = elementPath[elementPath.length - 1];
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var elName = exp.isPathIn(elementPath, ['hrefArray']) ? exp.getTitle(element) : key;
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var parentPath = elementPath.slice();
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parentPath.pop();
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pushToTrash(elName, element, parentPath);
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return true;
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}
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// Move to hrefArray
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if (exp.isPathIn(newParentPath, ['hrefArray'])) {
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if (exp.isFolder(element)) {
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exp.log(Messages.fo_moveUnsortedError);
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return;
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} else {
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if (elementPath[0] === newParentPath[0]) { return; }
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var fileRoot = newParentPath[0];
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if (files[fileRoot].indexOf(element) === -1) {
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files[fileRoot].push(element);
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}
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return true;
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}
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}
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// Move to root
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var newName = exp.isFile(element) ?
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exp.getAvailableName(newParent, Hash.createChannelId()) :
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exp.isInTrashRoot(elementPath) ?
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elementPath[1] : elementPath.pop();
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if (typeof(newParent[newName]) !== "undefined") {
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exp.log(Messages.fo_unavailableName);
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return;
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}
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newParent[newName] = element;
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return true;
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};
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// FORGET (move with href not path)
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exp.forget = function (href) {
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var id = exp.getIdFromHref(href);
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if (!id) { return; }
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if (!loggedIn && !config.testMode) {
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// delete permanently
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spliceFileData(id);
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return;
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}
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var paths = exp.findFile(id);
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exp.move(paths, [TRASH]);
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};
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// REPLACE
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// If all the occurences of an href are in the trash, remove them and add the file in root.
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// This is use with setPadTitle when we open a stronger version of a deleted pad
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exp.restoreHref = function (href) {
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var idO = exp.getIdFromHref(href);
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if (!idO || !exp.isFile(idO)) { return; }
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var paths = exp.findFile(idO);
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// Remove all the occurences in the trash
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// If all the occurences are in the trash or no occurence, add the pad to root
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var allInTrash = true;
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paths.forEach(function (p) {
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if (p[0] === TRASH) {
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exp.delete(p, null, true); // 3rd parameter means skip "checkDeletedFiles"
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return;
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}
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allInTrash = false;
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});
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if (allInTrash) {
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exp.add(idO);
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}
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};
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exp.add = function (id, path) {
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if (!loggedIn && !config.testMode) { return; }
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id = Number(id);
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var data = files[FILES_DATA][id] || files[SHARED_FOLDERS][id];
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if (!data || typeof(data) !== "object") { return; }
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var newPath = path, parentEl;
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if (path && !Array.isArray(path)) {
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newPath = decodeURIComponent(path).split(',');
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}
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// Add to href array
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if (path && exp.isPathIn(newPath, ['hrefArray'])) {
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parentEl = exp.find(newPath);
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parentEl.push(id);
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return;
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}
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// Add to root if path is ROOT or if no path
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var filesList = exp.getFiles([ROOT, TRASH, 'hrefArray']);
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if (path && exp.isPathIn(newPath, [ROOT]) || filesList.indexOf(id) === -1) {
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parentEl = exp.find(newPath || [ROOT]);
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if (parentEl) {
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var newName = exp.getAvailableName(parentEl, Hash.createChannelId());
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parentEl[newName] = id;
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return;
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}
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}
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};
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/**
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* INTEGRITY CHECK
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*/
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exp.migrate = function (cb) {
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// Make sure unsorted doesn't exist anymore
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// Note: Unsorted only works with the old structure where pads are href
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// It should be called before the migration code
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var fixUnsorted = function () {
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if (!files[UNSORTED] || !files[OLD_FILES_DATA]) { return; }
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debug("UNSORTED still exists in the object, removing it...");
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var us = files[UNSORTED];
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if (us.length === 0) {
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delete files[UNSORTED];
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return;
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}
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us.forEach(function (el) {
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if (typeof el !== "string") {
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return;
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}
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var data = files[OLD_FILES_DATA].filter(function (x) {
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return x.href === el;
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});
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if (data.length === 0) {
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files[OLD_FILES_DATA].push({
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href: el
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});
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}
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return;
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});
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delete files[UNSORTED];
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};
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// mergeDrive...
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var migrateToNewFormat = function (todo) {
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if (!files[OLD_FILES_DATA]) {
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return void todo();
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}
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try {
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debug("Migrating file system...");
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files.migrate = 1;
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var next = function () {
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var oldData = files[OLD_FILES_DATA].slice();
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if (!files[FILES_DATA]) {
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files[FILES_DATA] = {};
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}
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var newData = files[FILES_DATA];
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//var oldFiles = oldData.map(function (o) { return o.href; });
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oldData.forEach(function (obj) {
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if (!obj || !obj.href) { return; }
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var href = obj.href;
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var id = Util.createRandomInteger();
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var paths = exp.findFile(href);
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var data = obj;
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var key = Hash.createChannelId();
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if (data) {
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newData[id] = data;
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} else {
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newData[id] = {href: href};
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}
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paths.forEach(function (p) {
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var parentPath = p.slice();
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var okey = parentPath.pop(); // get the parent
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var parent = exp.find(parentPath);
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if (exp.isInTrashRoot(p)) {
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parent.element = id;
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newData[id].filename = p[1];
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return;
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}
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if (exp.isPathIn(p, ['hrefArray'])) {
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parent[okey] = id;
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return;
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}
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// else root or trash (not trashroot)
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parent[key] = id;
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newData[id].filename = okey;
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delete parent[okey];
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});
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});
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delete files[OLD_FILES_DATA];
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delete files.migrate;
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todo();
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};
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if (exp.rt) {
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exp.rt.sync();
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// TODO
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Realtime.whenRealtimeSyncs(exp.rt, next);
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} else {
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window.setTimeout(next, 1000);
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}
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} catch(e) {
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console.error(e);
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todo();
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}
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};
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fixUnsorted();
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migrateToNewFormat(cb);
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};
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exp.fixFiles = function (silent) {
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// Explore the tree and check that everything is correct:
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// * 'root', 'trash', 'unsorted' and 'filesData' exist and are objects
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// * ROOT: Folders are objects, files are href
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// * TRASH: Trash root contains only arrays, each element of the array is an object {element:.., path:..}
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// * OLD_FILES_DATA: - Data (title, cdate, adte) are stored in filesData. filesData contains only href keys linking to object with title, cdate, adate.
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// - Dates (adate, cdate) can be parsed/formatted
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// - All files in filesData should be either in 'root', 'trash' or 'unsorted'. If that's not the case, copy the fily to 'unsorted'
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// * TEMPLATE: Contains only files (href), and does not contains files that are in ROOT
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if (silent) { debug = function () {}; }
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debug("Cleaning file system...");
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var before = JSON.stringify(files);
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var fixRoot = function (elem) {
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if (typeof(files[ROOT]) !== "object") { debug("ROOT was not an object"); files[ROOT] = {}; }
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var element = elem || files[ROOT];
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for (var el in element) {
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if (!exp.isFile(element[el], true) && !exp.isFolder(element[el])) {
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debug("An element in ROOT was not a folder nor a file. ", element[el]);
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delete element[el];
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continue;
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}
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if (exp.isFolder(element[el])) {
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fixRoot(element[el]);
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continue;
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}
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if (typeof element[el] === "string") {
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// We have an old file (href) which is not in filesData: add it
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var id = Util.createRandomInteger();
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var key = Hash.createChannelId();
|
||
files[FILES_DATA][id] = {href: element[el], filename: el};
|
||
element[key] = id;
|
||
delete element[el];
|
||
}
|
||
if (typeof element[el] === "number") {
|
||
var data = files[FILES_DATA][element[el]];
|
||
if (!data) {
|
||
debug("An element in ROOT doesn't have associated data", element[el], el);
|
||
delete element[el];
|
||
}
|
||
}
|
||
}
|
||
};
|
||
var fixTrashRoot = function () {
|
||
if (sharedFolder) { return; }
|
||
if (typeof(files[TRASH]) !== "object") { debug("TRASH was not an object"); files[TRASH] = {}; }
|
||
var tr = files[TRASH];
|
||
var toClean;
|
||
var addToClean = function (obj, idx, el) {
|
||
if (typeof(obj) !== "object") { toClean.push(idx); return; }
|
||
if (!exp.isFile(obj.element, true) &&
|
||
!exp.isFolder(obj.element)) { toClean.push(idx); return; }
|
||
if (!Array.isArray(obj.path)) { toClean.push(idx); return; }
|
||
if (typeof obj.element === "string") {
|
||
// We have an old file (href) which is not in filesData: add it
|
||
var id = Util.createRandomInteger();
|
||
files[FILES_DATA][id] = {href: obj.element, filename: el};
|
||
obj.element = id;
|
||
}
|
||
if (exp.isFolder(obj.element)) { fixRoot(obj.element); }
|
||
if (typeof obj.element === "number") {
|
||
var data = files[FILES_DATA][obj.element];
|
||
if (!data) {
|
||
debug("An element in TRASH doesn't have associated data", obj.element, el);
|
||
toClean.push(idx);
|
||
}
|
||
}
|
||
|
||
};
|
||
for (var el in tr) {
|
||
if (!Array.isArray(tr[el])) {
|
||
debug("An element in TRASH root is not an array. ", tr[el]);
|
||
delete tr[el];
|
||
} else if (tr[el].length === 0) {
|
||
debug("Empty array in TRASH root. ", tr[el]);
|
||
delete tr[el];
|
||
} else {
|
||
toClean = [];
|
||
for (var j=0; j<tr[el].length; j++) {
|
||
addToClean(tr[el][j], j, el);
|
||
}
|
||
for (var i = toClean.length-1; i>=0; i--) {
|
||
tr[el].splice(toClean[i], 1);
|
||
}
|
||
}
|
||
}
|
||
};
|
||
var fixTemplate = function () {
|
||
if (sharedFolder) { return; }
|
||
if (!Array.isArray(files[TEMPLATE])) { debug("TEMPLATE was not an array"); files[TEMPLATE] = []; }
|
||
files[TEMPLATE] = Util.deduplicateString(files[TEMPLATE].slice());
|
||
var us = files[TEMPLATE];
|
||
var rootFiles = exp.getFiles([ROOT]).slice();
|
||
var toClean = [];
|
||
us.forEach(function (el, idx) {
|
||
if (!exp.isFile(el, true) || rootFiles.indexOf(el) !== -1) {
|
||
toClean.push(el);
|
||
}
|
||
if (typeof el === "string") {
|
||
// We have an old file (href) which is not in filesData: add it
|
||
var id = Util.createRandomInteger();
|
||
files[FILES_DATA][id] = {href: el};
|
||
us[idx] = id;
|
||
}
|
||
if (typeof el === "number") {
|
||
var data = files[FILES_DATA][el];
|
||
if (!data) {
|
||
debug("An element in TEMPLATE doesn't have associated data", el);
|
||
toClean.push(el);
|
||
}
|
||
}
|
||
});
|
||
toClean.forEach(function (el) {
|
||
var idx = us.indexOf(el);
|
||
if (idx !== -1) {
|
||
us.splice(idx, 1);
|
||
}
|
||
});
|
||
};
|
||
var fixFilesData = function () {
|
||
if (typeof files[FILES_DATA] !== "object") { debug("FILES_DATA was not an object"); files[FILES_DATA] = {}; }
|
||
var fd = files[FILES_DATA];
|
||
var rootFiles = exp.getFiles([ROOT, TRASH, 'hrefArray']);
|
||
var root = exp.find([ROOT]);
|
||
var toClean = [];
|
||
for (var id in fd) {
|
||
id = Number(id);
|
||
var el = fd[id];
|
||
|
||
// Clean corrupted data
|
||
if (!el || typeof(el) !== "object") {
|
||
debug("An element in filesData was not an object.", el);
|
||
toClean.push(id);
|
||
continue;
|
||
}
|
||
// Clean missing href
|
||
if (!el.href && !el.roHref) {
|
||
debug("Removing an element in filesData with a missing href.", el);
|
||
toClean.push(id);
|
||
continue;
|
||
}
|
||
|
||
var parsed = Hash.parsePadUrl(el.href || el.roHref);
|
||
var secret;
|
||
|
||
// Clean invalid hash
|
||
if (!parsed.hash) {
|
||
debug("Removing an element in filesData with a invalid href.", el);
|
||
toClean.push(id);
|
||
continue;
|
||
}
|
||
// Clean invalid type
|
||
if (!parsed.type) {
|
||
debug("Removing an element in filesData with a invalid type.", el);
|
||
toClean.push(id);
|
||
continue;
|
||
}
|
||
|
||
// If we have an edit link, check the view link
|
||
if (el.href && parsed.hashData.type === "pad") {
|
||
if (parsed.hashData.mode === "view") {
|
||
el.roHref = el.href;
|
||
delete el.href;
|
||
} else if (!el.roHref) {
|
||
secret = Hash.getSecrets(parsed.type, parsed.hash, el.password);
|
||
el.roHref = '/' + parsed.type + '/#' + Hash.getViewHashFromKeys(secret);
|
||
} else {
|
||
var parsed2 = Hash.parsePadUrl(el.roHref);
|
||
if (!parsed2.hash || !parsed2.type) {
|
||
secret = Hash.getSecrets(parsed.type, parsed.hash, el.password);
|
||
el.roHref = '/' + parsed.type + '/#' + Hash.getViewHashFromKeys(secret);
|
||
}
|
||
}
|
||
}
|
||
|
||
// Fix href
|
||
if (el.href && /^https*:\/\//.test(el.href)) { el.href = Hash.getRelativeHref(el.href); }
|
||
// Fix creation time
|
||
if (!el.ctime) { el.ctime = el.atime; }
|
||
// Fix title
|
||
if (!el.title) { el.title = Hash.getDefaultName(parsed); }
|
||
// Fix channel
|
||
if (!el.channel) {
|
||
try {
|
||
if (!secret) {
|
||
secret = Hash.getSecrets(parsed.type, parsed.hash, el.password);
|
||
}
|
||
el.channel = secret.channel;
|
||
console.log(el);
|
||
debug('Adding missing channel in filesData ', el.channel);
|
||
} catch (e) {
|
||
console.error(e);
|
||
}
|
||
}
|
||
|
||
if ((loggedIn || config.testMode) && rootFiles.indexOf(id) === -1) {
|
||
debug("An element in filesData was not in ROOT, TEMPLATE or TRASH.", id, el);
|
||
var newName = Hash.createChannelId();
|
||
root[newName] = id;
|
||
continue;
|
||
}
|
||
}
|
||
toClean.forEach(function (id) {
|
||
spliceFileData(id);
|
||
});
|
||
};
|
||
var fixSharedFolders = function () {
|
||
if (sharedFolder) { return; }
|
||
if (typeof(files[SHARED_FOLDERS]) !== "object") { debug("SHARED_FOLDER was not an object"); files[SHARED_FOLDERS] = {}; }
|
||
var sf = files[SHARED_FOLDERS];
|
||
var rootFiles = exp.getFiles([ROOT]);
|
||
var root = exp.find([ROOT]);
|
||
for (var id in sf) {
|
||
id = Number(id);
|
||
if (rootFiles.indexOf(id) === -1) {
|
||
console.log('missing' + id);
|
||
var newName = Hash.createChannelId();
|
||
root[newName] = id;
|
||
}
|
||
}
|
||
};
|
||
|
||
var fixDrive = function () {
|
||
Object.keys(files).forEach(function (key) {
|
||
if (key.slice(0,1) === '/') { delete files[key]; }
|
||
});
|
||
};
|
||
|
||
fixSharedFolders();
|
||
fixRoot();
|
||
fixTrashRoot();
|
||
fixTemplate();
|
||
fixFilesData();
|
||
fixDrive();
|
||
|
||
if (JSON.stringify(files) !== before) {
|
||
debug("Your file system was corrupted. It has been cleaned so that the pads you visit can be stored safely");
|
||
return;
|
||
}
|
||
debug("File system was clean");
|
||
};
|
||
|
||
return exp;
|
||
};
|
||
|
||
return module;
|
||
});
|