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cryptpad/www/common/userObject.js

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JavaScript

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define([
'jquery',
'/customize/application_config.js'
], function ($, AppConfig) {
var module = {};
var ROOT = module.ROOT = "root";
var UNSORTED = module.UNSORTED = "unsorted";
var TRASH = module.TRASH = "trash";
var TEMPLATE = module.TEMPLATE = "template";
module.init = function (files, config) {
var exp = {};
var Cryptpad = config.Cryptpad;
var Messages = Cryptpad.Messages;
var FILES_DATA = module.FILES_DATA = exp.FILES_DATA = Cryptpad.storageKey;
var OLD_FILES_DATA = module.OLD_FILES_DATA = exp.OLD_FILES_DATA = Cryptpad.oldStorageKey;
var NEW_FOLDER_NAME = Messages.fm_newFolder;
var NEW_FILE_NAME = Messages.fm_newFile;
// Logging
var logging = function () {
console.log.apply(console, arguments);
};
var log = config.log || logging;
var logError = config.logError || logging;
var debug = config.debug || logging;
var error = exp.error = function() {
exp.fixFiles();
console.error.apply(console, arguments);
};
// TODO: workgroup
var workgroup = config.workgroup;
/*
* UTILS
*/
exp.getStructure = function () {
var a = {};
a[ROOT] = {};
a[TRASH] = {};
a[FILES_DATA] = {};
a[TEMPLATE] = [];
return a;
};
var getHrefArray = function () {
return [TEMPLATE];
};
var compareFiles = function (fileA, fileB) { return fileA === fileB; };
var isFile = exp.isFile = function (element, allowStr) {
return typeof(element) === "number" ||
((typeof(files[OLD_FILES_DATA]) !== "undefined" || allowStr)
&& typeof(element) === "string");
};
exp.isReadOnlyFile = function (element) {
if (!isFile(element)) { return false; }
var data = exp.getFileData(element);
var parsed = Cryptpad.parsePadUrl(data.href);
if (!parsed) { return false; }
var pHash = parsed.hashData;
if (!pHash || pHash.type !== "pad") { return; }
return pHash && pHash.mode === 'view';
};
var isFolder = exp.isFolder = function (element) {
return typeof(element) === "object";
};
exp.isFolderEmpty = function (element) {
if (!isFolder(element)) { return false; }
return Object.keys(element).length === 0;
};
exp.hasSubfolder = function (element, trashRoot) {
if (!isFolder(element)) { return false; }
var subfolder = 0;
var addSubfolder = function (el) {
subfolder += isFolder(el.element) ? 1 : 0;
};
for (var f in element) {
if (trashRoot) {
if ($.isArray(element[f])) {
element[f].forEach(addSubfolder);
}
} else {
subfolder += isFolder(element[f]) ? 1 : 0;
}
}
return subfolder;
};
exp.hasFile = function (element, trashRoot) {
if (!isFolder(element)) { return false; }
var file = 0;
var addFile = function (el) {
file += isFile(el.element) ? 1 : 0;
};
for (var f in element) {
if (trashRoot) {
if ($.isArray(element[f])) {
element[f].forEach(addFile);
}
} else {
file += isFile(element[f]) ? 1 : 0;
}
}
return file;
};
// Get data from AllFiles (Cryptpad_RECENTPADS)
var getFileData = exp.getFileData = function (file) {
if (!file) { return; }
return files[FILES_DATA][file] || {};
};
// Data from filesData
var getTitle = exp.getTitle = function (file, type) {
if (workgroup) { debug("No titles in workgroups"); return; }
var data = getFileData(file);
if (!file || !data || !data.href) {
error("getTitle called with a non-existing file id: ", file, data);
return;
}
if (type === 'title') { return data.title; }
if (type === 'name') { return data.filename; }
return data.filename || data.title || NEW_FILE_NAME;
};
// PATHS
var comparePath = exp.comparePath = function (a, b) {
if (!a || !b || !$.isArray(a) || !$.isArray(b)) { return false; }
if (a.length !== b.length) { return false; }
var result = true;
var i = a.length - 1;
while (result && i >= 0) {
result = a[i] === b[i];
i--;
}
return result;
};
var isSubpath = exp.isSubpath = function (path, parentPath) {
var pathA = parentPath.slice();
var pathB = path.slice(0, pathA.length);
return comparePath(pathA, pathB);
};
var isPathIn = exp.isPathIn = function (path, categories) {
if (!categories) { return; }
var idx = categories.indexOf('hrefArray');
if (idx !== -1) {
categories.splice(idx, 1);
categories = categories.concat(getHrefArray());
}
return categories.some(function (c) {
return Array.isArray(path) && path[0] === c;
});
};
var isInTrashRoot = exp.isInTrashRoot = function (path) {
return path[0] === TRASH && path.length === 4;
};
// FIND
var findElement = function (root, pathInput) {
if (!pathInput) {
error("Invalid path:\n", pathInput, "\nin root\n", root);
return;
}
if (pathInput.length === 0) { return root; }
var path = pathInput.slice();
var key = path.shift();
if (typeof root[key] === "undefined") {
debug("Unable to find the key '" + key + "' in the root object provided:", root);
return;
}
return findElement(root[key], path);
};
var find = exp.find = function (path) {
return findElement(files, path);
};
// GET FILES
var getFilesRecursively = function (root, arr) {
for (var e in root) {
if (isFile(root[e])) {
if(arr.indexOf(root[e]) === -1) { arr.push(root[e]); }
} else {
getFilesRecursively(root[e], arr);
}
}
};
var _getFiles = {};
_getFiles['array'] = function (cat) {
if (!files[cat]) { files[cat] = []; }
return files[cat].slice();
};
getHrefArray().forEach(function (c) {
_getFiles[c] = function () { return _getFiles['array'](c); };
});
_getFiles['hrefArray'] = function () {
var ret = [];
getHrefArray().forEach(function (c) {
ret = ret.concat(_getFiles[c]());
});
return Cryptpad.deduplicateString(ret);
};
_getFiles[ROOT] = function () {
var ret = [];
getFilesRecursively(files[ROOT], ret);
return ret;
};
_getFiles[TRASH] = function () {
var root = files[TRASH];
var ret = [];
var addFiles = function (el) {
if (isFile(el.element)) {
if(ret.indexOf(el.element) === -1) { ret.push(el.element); }
} else {
getFilesRecursively(el.element, ret);
}
};
for (var e in root) {
if (!$.isArray(root[e])) {
error("Trash contains a non-array element");
return;
}
root[e].forEach(addFiles);
}
return ret;
};
_getFiles[OLD_FILES_DATA] = function () {
var ret = [];
if (!files[OLD_FILES_DATA]) { return ret; }
files[OLD_FILES_DATA].forEach(function (el) {
if (el.href && ret.indexOf(el.href) === -1) {
ret.push(el.href);
}
});
return ret;
};
_getFiles[FILES_DATA] = function () {
var ret = [];
if (!files[FILES_DATA]) { return ret; }
return Object.keys(files[FILES_DATA]).map(Number);
};
var getFiles = exp.getFiles = function (categories) {
var ret = [];
if (!categories || !categories.length) {
categories = [ROOT, 'hrefArray', TRASH, OLD_FILES_DATA, FILES_DATA];
}
categories.forEach(function (c) {
if (typeof _getFiles[c] === "function") {
ret = ret.concat(_getFiles[c]());
}
});
return Cryptpad.deduplicateString(ret);
};
var getIdFromHref = exp.getIdFromHref = function (href) {
var result;
getFiles([FILES_DATA]).some(function (id) {
if (files[FILES_DATA][id].href === href) {
result = id;
return true;
}
return;
});
return result;
};
// SEARCH
var _findFileInRoot = function (path, file) {
if (!isPathIn(path, [ROOT, TRASH])) { return []; }
var paths = [];
var root = find(path);
var addPaths = function (p) {
if (paths.indexOf(p) === -1) {
paths.push(p);
}
};
if (isFile(root)) {
if (compareFiles(file, root)) {
if (paths.indexOf(path) === -1) {
paths.push(path);
}
}
return paths;
}
for (var e in root) {
var nPath = path.slice();
nPath.push(e);
_findFileInRoot(nPath, file).forEach(addPaths);
}
return paths;
};
exp.findFileInRoot = function (file) {
return _findFileInRoot([ROOT], file);
};
var _findFileInHrefArray = function (rootName, file) {
if (!files[rootName]) { return []; }
var unsorted = files[rootName].slice();
var ret = [];
var i = -1;
while ((i = unsorted.indexOf(file, i+1)) !== -1){
ret.push([rootName, i]);
}
return ret;
};
var _findFileInTrash = function (path, file) {
var root = find(path);
var paths = [];
var addPaths = function (p) {
if (paths.indexOf(p) === -1) {
paths.push(p);
}
};
if (path.length === 1 && typeof(root) === 'object') {
Object.keys(root).forEach(function (key) {
var arr = root[key];
if (!Array.isArray(arr)) { return; }
var nPath = path.slice();
nPath.push(key);
_findFileInTrash(nPath, file).forEach(addPaths);
});
}
if (path.length === 2) {
if (!Array.isArray(root)) { return []; }
root.forEach(function (el, i) {
var nPath = path.slice();
nPath.push(i);
nPath.push('element');
if (isFile(el.element)) {
if (compareFiles(file, el.element)) {
addPaths(nPath);
}
return;
}
_findFileInTrash(nPath, file).forEach(addPaths);
});
}
if (path.length >= 4) {
_findFileInRoot(path, file).forEach(addPaths);
}
return paths;
};
var findFile = exp.findFile = function (file) {
var rootpaths = _findFileInRoot([ROOT], file);
var templatepaths = _findFileInHrefArray(TEMPLATE, file);
var trashpaths = _findFileInTrash([TRASH], file);
return rootpaths.concat(templatepaths, trashpaths);
};
exp.search = function (value) {
if (typeof(value) !== "string") { return []; }
var res = [];
// Search title
var allFilesList = files[FILES_DATA];
var lValue = value.toLowerCase();
getFiles([FILES_DATA]).forEach(function (id) {
var data = allFilesList[id];
if ((data.title && data.title.toLowerCase().indexOf(lValue) !== -1) ||
(data.filename && data.filename.toLowerCase().indexOf(lValue) !== -1)) {
res.push(id);
}
});
// Search Href
var href = Cryptpad.getRelativeHref(value);
if (href) {
var id = getIdFromHref(href);
if (id) { res.push(id); }
}
res = Cryptpad.deduplicateString(res);
var ret = [];
res.forEach(function (l) {
//var paths = findFile(l);
ret.push({
paths: findFile(l),
data: exp.getFileData(l)
});
});
return ret;
};
/**
* OPERATIONS
*/
var getAvailableName = function (parentEl, name) {
if (typeof(parentEl[name]) === "undefined") { return name; }
var newName = name;
var i = 1;
while (typeof(parentEl[newName]) !== "undefined") {
newName = name + "_" + i;
i++;
}
return newName;
};
// FILES DATA
exp.pushData = function (data, cb) {
if (typeof cb !== "function") { cb = function () {}; }
var todo = function () {
var id = Cryptpad.createRandomInteger();
files[FILES_DATA][id] = data;
cb(null, id);
};
if (!Cryptpad.isLoggedIn() || !AppConfig.enablePinning || config.testMode) {
return void todo();
}
Cryptpad.pinPads([Cryptpad.hrefToHexChannelId(data.href)], function (e) {
if (e) { return void cb(e); }
todo();
});
};
var spliceFileData = exp.removeData = function (id) {
files[FILES_DATA][id] = undefined;
delete files[FILES_DATA][id];
};
// MOVE
var pushToTrash = function (name, element, path) {
var trash = files[TRASH];
if (typeof(trash[name]) === "undefined") { trash[name] = []; }
var trashArray = trash[name];
var trashElement = {
element: element,
path: path
};
trashArray.push(trashElement);
};
var copyElement = function (elementPath, newParentPath) {
if (comparePath(elementPath, newParentPath)) { return; } // Nothing to do...
var element = find(elementPath);
var newParent = find(newParentPath);
// Move to Trash
if (isPathIn(newParentPath, [TRASH])) {
if (!elementPath || elementPath.length < 2 || elementPath[0] === TRASH) {
debug("Can't move an element from the trash to the trash: ", elementPath);
return;
}
var key = elementPath[elementPath.length - 1];
var elName = isPathIn(elementPath, ['hrefArray']) ? getTitle(element) : key;
var parentPath = elementPath.slice();
parentPath.pop();
pushToTrash(elName, element, parentPath);
return true;
}
// Move to hrefArray
if (isPathIn(newParentPath, ['hrefArray'])) {
if (isFolder(element)) {
log(Messages.fo_moveUnsortedError);
return;
} else {
if (elementPath[0] === newParentPath[0]) { return; }
var fileRoot = newParentPath[0];
if (files[fileRoot].indexOf(element) === -1) {
files[fileRoot].push(element);
}
return true;
}
}
// Move to root
var newName = isFile(element) ?
getAvailableName(newParent, Cryptpad.createChannelId()) :
isInTrashRoot(elementPath) ?
elementPath[1] : elementPath.pop();
if (typeof(newParent[newName]) !== "undefined") {
log(Messages.fo_unavailableName);
return;
}
newParent[newName] = element;
return true;
};
var move = exp.move = function (paths, newPath, cb) {
// Copy the elements to their new location
var toRemove = [];
paths.forEach(function (p) {
var parentPath = p.slice();
parentPath.pop();
if (comparePath(parentPath, newPath)) { return; }
if (isSubpath(newPath, p)) {
log(Messages.fo_moveFolderToChildError);
return;
}
// Try to copy, and if success, remove the element from the old location
if (copyElement(p.slice(), newPath)) {
toRemove.push(p);
}
});
exp.delete(toRemove, cb);
};
exp.restore = function (path, cb) {
if (!isInTrashRoot(path)) { return; }
var parentPath = path.slice();
parentPath.pop();
var oldPath = find(parentPath).path;
move([path], oldPath, cb);
};
// ADD
var add = exp.add = function (id, path) {
if (!Cryptpad.isLoggedIn() && !config.testMode) { return; }
var data = files[FILES_DATA][id];
if (!data || typeof(data) !== "object") { return; }
var newPath = path, parentEl;
if (path && !Array.isArray(path)) {
newPath = decodeURIComponent(path).split(',');
}
// Add to href array
if (path && isPathIn(newPath, ['hrefArray'])) {
parentEl = find(newPath);
parentEl.push(id);
return;
}
// Add to root if path is ROOT or if no path
var filesList = getFiles([ROOT, TRASH, 'hrefArray']);
if (path && isPathIn(newPath, [ROOT]) || filesList.indexOf(id) === -1) {
parentEl = find(newPath || [ROOT]);
if (parentEl) {
var newName = getAvailableName(parentEl, Cryptpad.createChannelId());
parentEl[newName] = id;
return;
}
}
};
exp.addFolder = function (folderPath, name, cb) {
var parentEl = find(folderPath);
var folderName = getAvailableName(parentEl, name || NEW_FOLDER_NAME);
parentEl[folderName] = {};
var newPath = folderPath.slice();
newPath.push(folderName);
cb(void 0, {
newPath: newPath
});
};
// FORGET (move with href not path)
exp.forget = function (href) {
var id = getIdFromHref(href);
if (!id) { return; }
if (!Cryptpad.isLoggedIn() && !config.testMode) {
// delete permanently
exp.removePadAttribute(href);
spliceFileData(id);
return;
}
var paths = findFile(id);
move(paths, [TRASH]);
};
// DELETE
// Permanently delete multiple files at once using a list of paths
// NOTE: We have to be careful when removing elements from arrays (trash root, unsorted or template)
var removePadAttribute = exp.removePadAttribute = function (f) {
if (typeof(f) !== 'string') {
console.error("Can't find pad attribute for an undefined pad");
return;
}
Object.keys(files).forEach(function (key) {
var hash = f.indexOf('#') !== -1 ? f.slice(f.indexOf('#') + 1) : null;
if (hash && key.indexOf(hash) === 0) {
debug("Deleting pad attribute in the realtime object");
files[key] = undefined;
delete files[key];
}
});
};
var checkDeletedFiles = function () {
// Nothing in OLD_FILES_DATA for workgroups
if (workgroup || (!Cryptpad.isLoggedIn() && !config.testMode)) { return; }
var filesList = getFiles([ROOT, 'hrefArray', TRASH]);
var fData = files[FILES_DATA];
getFiles([FILES_DATA]).forEach(function (id) {
if (filesList.indexOf(id) === -1) {
removePadAttribute(fData[id].href);
spliceFileData(id);
}
});
};
var deleteHrefs = function (ids) {
ids.forEach(function (obj) {
var idx = files[obj.root].indexOf(obj.id);
files[obj.root].splice(idx, 1);
});
};
var deleteMultipleTrashRoot = function (roots) {
roots.forEach(function (obj) {
var idx = files[TRASH][obj.name].indexOf(obj.el);
files[TRASH][obj.name].splice(idx, 1);
});
};
var deleteMultiplePermanently = function (paths, nocheck) {
var hrefPaths = paths.filter(function(x) { return isPathIn(x, ['hrefArray']); });
var rootPaths = paths.filter(function(x) { return isPathIn(x, [ROOT]); });
var trashPaths = paths.filter(function(x) { return isPathIn(x, [TRASH]); });
var allFilesPaths = paths.filter(function(x) { return isPathIn(x, [FILES_DATA]); });
if (!Cryptpad.isLoggedIn() && !config.testMode) {
allFilesPaths.forEach(function (path) {
var el = find(path);
if (!el) { return; }
var id = getIdFromHref(el.href);
if (!id) { return; }
spliceFileData(id);
removePadAttribute(el.href);
});
return;
}
var ids = [];
hrefPaths.forEach(function (path) {
var id = find(path);
ids.push({
root: path[0],
id: id
});
});
deleteHrefs(ids);
rootPaths.forEach(function (path) {
var parentPath = path.slice();
var key = parentPath.pop();
var parentEl = find(parentPath);
parentEl[key] = undefined;
delete parentEl[key];
});
var trashRoot = [];
trashPaths.forEach(function (path) {
var parentPath = path.slice();
var key = parentPath.pop();
var parentEl = find(parentPath);
// Trash root: we have array here, we can't just splice with the path otherwise we might break the path
// of another element in the loop
if (path.length === 4) {
trashRoot.push({
name: path[1],
el: parentEl
});
return;
}
// Trash but not root: it's just a tree so remove the key
parentEl[key] = undefined;
delete parentEl[key];
});
deleteMultipleTrashRoot(trashRoot);
// In some cases, we want to remove pads from a location without removing them from
// OLD_FILES_DATA (replaceHref)
if (!nocheck) { checkDeletedFiles(); }
};
exp.delete = function (paths, cb, nocheck) {
deleteMultiplePermanently(paths, nocheck);
if (typeof cb === "function") { cb(); }
};
exp.emptyTrash = function (cb) {
files[TRASH] = {};
checkDeletedFiles();
if(cb) { cb(); }
};
// RENAME
exp.rename = function (path, newName, cb) {
if (path.length <= 1) {
logError('Renaming `root` is forbidden');
return;
}
// Copy the element path and remove the last value to have the parent path and the old name
var element = find(path);
// Folders
if (isFolder(element)) {
var parentPath = path.slice();
var oldName = parentPath.pop();
if (!newName || !newName.trim() || oldName === newName) { return; }
var parentEl = find(parentPath);
if (typeof(parentEl[newName]) !== "undefined") {
log(Messages.fo_existingNameError);
return;
}
parentEl[newName] = element;
parentEl[oldName] = undefined;
delete parentEl[oldName];
if (typeof cb === "function") { cb(); }
return;
}
// Files
var data = files[FILES_DATA][element];
if (!data) { return; }
if (!newName || newName.trim() === "") {
data.filename = undefined;
delete data.filename;
if (typeof cb === "function") { cb(); }
return;
}
if (getTitle(element, 'name') === newName) { return; }
data.filename = newName;
if (typeof cb === "function") { cb(); }
};
// REPLACE
exp.replace = function (o, n) {
var idO = getIdFromHref(o);
if (!idO || !isFile(idO)) { return; }
var data = getFileData(idO);
if (!data) { return; }
data.href = n;
};
// If all the occurences of an href are in the trash, remvoe them and add the file in root.
// This is use with setPadTitle when we open a stronger version of a deleted pad
exp.restoreHref = function (href) {
var idO = getIdFromHref(href);
if (!idO || !isFile(idO)) { return; }
var paths = findFile(idO);
// Remove all the occurences in the trash
// If all the occurences are in the trash or no occurence, add the pad to root
var allInTrash = true;
paths.forEach(function (p) {
if (p[0] === TRASH) {
exp.delete(p, null, true); // 3rd parameter means skip "checkDeletedFiles"
return;
}
allInTrash = false;
});
if (allInTrash) {
add(idO);
}
};
/**
* INTEGRITY CHECK
*/
exp.migrate = function (cb) {
// Make sure unsorted doesn't exist anymore
// Note: Unsorted only works with the old structure where pads are href
// It should be called before the migration code
var fixUnsorted = function () {
if (!files[UNSORTED] || !files[OLD_FILES_DATA]) { return; }
debug("UNSORTED still exists in the object, removing it...");
var us = files[UNSORTED];
if (us.length === 0) {
delete files[UNSORTED];
return;
}
us.forEach(function (el) {
if (typeof el !== "string") {
return;
}
var data = files[OLD_FILES_DATA].filter(function (x) {
return x.href === el;
});
if (data.length === 0) {
files[OLD_FILES_DATA].push({
href: el
});
}
return;
});
delete files[UNSORTED];
};
// mergeDrive...
var migrateToNewFormat = function (todo) {
if (!files[OLD_FILES_DATA]) {
return void todo();
}
try {
debug("Migrating file system...");
files.migrate = 1;
var next = function () {
var oldData = files[OLD_FILES_DATA].slice();
if (!files[FILES_DATA]) {
files[FILES_DATA] = {};
}
var newData = files[FILES_DATA];
//var oldFiles = oldData.map(function (o) { return o.href; });
oldData.forEach(function (obj) {
if (!obj || !obj.href) { return; }
var href = obj.href;
var id = Cryptpad.createRandomInteger();
var paths = findFile(href);
var data = obj;
var key = Cryptpad.createChannelId();
if (data) {
newData[id] = data;
} else {
newData[id] = {href: href};
}
paths.forEach(function (p) {
var parentPath = p.slice();
var okey = parentPath.pop(); // get the parent
var parent = find(parentPath);
if (isInTrashRoot(p)) {
parent.element = id;
newData[id].filename = p[1];
return;
}
if (isPathIn(p, ['hrefArray'])) {
parent[okey] = id;
return;
}
// else root or trash (not trashroot)
parent[key] = id;
newData[id].filename = okey;
delete parent[okey];
});
});
files[OLD_FILES_DATA] = undefined;
delete files[OLD_FILES_DATA];
files.migrate = undefined;
delete files.migrate;
console.log('done');
todo();
};
if (exp.rt) {
exp.rt.sync();
Cryptpad.whenRealtimeSyncs(exp.rt, next);
} else {
window.setTimeout(next, 1000);
}
} catch(e) {
console.error(e);
todo();
}
};
fixUnsorted();
migrateToNewFormat(cb);
};
exp.fixFiles = function () {
// Explore the tree and check that everything is correct:
// * 'root', 'trash', 'unsorted' and 'filesData' exist and are objects
// * ROOT: Folders are objects, files are href
// * TRASH: Trash root contains only arrays, each element of the array is an object {element:.., path:..}
// * OLD_FILES_DATA: - Data (title, cdate, adte) are stored in filesData. filesData contains only href keys linking to object with title, cdate, adate.
// - Dates (adate, cdate) can be parsed/formatted
// - All files in filesData should be either in 'root', 'trash' or 'unsorted'. If that's not the case, copy the fily to 'unsorted'
// * TEMPLATE: Contains only files (href), and does not contains files that are in ROOT
debug("Cleaning file system...");
var before = JSON.stringify(files);
var fixRoot = function (elem) {
if (typeof(files[ROOT]) !== "object") { debug("ROOT was not an object"); files[ROOT] = {}; }
var element = elem || files[ROOT];
for (var el in element) {
if (!isFile(element[el], true) && !isFolder(element[el])) {
debug("An element in ROOT was not a folder nor a file. ", element[el]);
element[el] = undefined;
delete element[el];
continue;
}
if (isFolder(element[el])) {
fixRoot(element[el]);
continue;
}
if (typeof element[el] === "string") {
// We have an old file (href) which is not in filesData: add it
var id = Cryptpad.createRandomInteger();
var key = Cryptpad.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 (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 (!isFile(obj.element, true) && !isFolder(obj.element)) { toClean.push(idx); return; }
if (!$.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 = Cryptpad.createRandomInteger();
files[FILES_DATA][id] = {href: obj.element, filename: el};
obj.element = id;
}
if (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);
delete element[el];
}
}
};
for (var el in tr) {
if (!Array.isArray(tr[el])) {
debug("An element in TRASH root is not an array. ", tr[el]);
tr[el] = undefined;
delete tr[el];
} else if (tr[el].length === 0) {
debug("Empty array in TRASH root. ", tr[el]);
tr[el] = undefined;
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 (!Array.isArray(files[TEMPLATE])) { debug("TEMPLATE was not an array"); files[TEMPLATE] = []; }
files[TEMPLATE] = Cryptpad.deduplicateString(files[TEMPLATE].slice());
var us = files[TEMPLATE];
var rootFiles = getFiles([ROOT]).slice();
var toClean = [];
us.forEach(function (el, idx) {
if (!isFile(el, true) || rootFiles.indexOf(el) !== -1) {
toClean.push(idx);
}
if (typeof el === "string") {
// We have an old file (href) which is not in filesData: add it
var id = Cryptpad.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);
delete element[el];
}
}
});
toClean.forEach(function (idx) {
us.splice(idx, 1);
});
};
var fixFilesData = function () {
if (typeof files[FILES_DATA] !== "object") { debug("OLD_FILES_DATA was not an object"); files[FILES_DATA] = {}; }
var fd = files[FILES_DATA];
var rootFiles = getFiles([ROOT, TRASH, 'hrefArray']);
var root = find([ROOT]);
var toClean = [];
for (var id in fd) {
id = Number(id);
var el = fd[id];
if (!el || typeof(el) !== "object") {
debug("An element in filesData was not an object.", el);
toClean.push(id);
continue;
}
if (!el.href) {
debug("Removing an element in filesData with a missing href.", el);
toClean.push(id);
continue;
}
if ((Cryptpad.isLoggedIn() || config.testMode) && rootFiles.indexOf(id) === -1) {
debug("An element in filesData was not in ROOT, TEMPLATE or TRASH.", id, el);
var newName = Cryptpad.createChannelId();
root[newName] = id;
continue;
}
}
toClean.forEach(function (id) {
spliceFileData(id);
});
};
fixRoot();
fixTrashRoot();
if (!workgroup) {
fixTemplate();
fixFilesData();
}
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;
});