nextcloud/core/js/shareitemmodel.js

937 lines
23 KiB
JavaScript

/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function() {
if(!OC.Share) {
OC.Share = {};
OC.Share.Types = {};
}
/**
* @typedef {object} OC.Share.Types.LinkShareInfo
* @property {bool} isLinkShare
* @property {string} token
* @property {string|null} password
* @property {string} link
* @property {number} permissions
* @property {Date} expiration
* @property {number} stime share time
*/
/**
* @typedef {object} OC.Share.Types.Reshare
* @property {string} uid_owner
* @property {number} share_type
* @property {string} share_with
* @property {string} displayname_owner
* @property {number} permissions
*/
/**
* @typedef {object} OC.Share.Types.ShareInfo
* @property {number} share_type
* @property {number} permissions
* @property {number} file_source optional
* @property {number} item_source
* @property {string} token
* @property {string} share_with
* @property {string} share_with_displayname
* @property {string} share_with_avatar
* @property {string} mail_send
* @property {Date} expiration optional?
* @property {number} stime optional?
* @property {string} uid_owner
* @property {string} displayname_owner
*/
/**
* @typedef {object} OC.Share.Types.ShareItemInfo
* @property {OC.Share.Types.Reshare} reshare
* @property {OC.Share.Types.ShareInfo[]} shares
* @property {OC.Share.Types.LinkShareInfo|undefined} linkShare
*/
/**
* These properties are sometimes returned by the server as strings instead
* of integers, so we need to convert them accordingly...
*/
var SHARE_RESPONSE_INT_PROPS = [
'id', 'file_parent', 'mail_send', 'file_source', 'item_source', 'permissions',
'storage', 'share_type', 'parent', 'stime'
];
/**
* @class OCA.Share.ShareItemModel
* @classdesc
*
* Represents the GUI of the share dialogue
*
* // FIXME: use OC Share API once #17143 is done
*
* // TODO: this really should be a collection of share item models instead,
* where the link share is one of them
*/
var ShareItemModel = OC.Backbone.Model.extend({
/**
* @type share id of the link share, if applicable
*/
_linkShareId: null,
initialize: function(attributes, options) {
if(!_.isUndefined(options.configModel)) {
this.configModel = options.configModel;
}
if(!_.isUndefined(options.fileInfoModel)) {
/** @type {OC.Files.FileInfo} **/
this.fileInfoModel = options.fileInfoModel;
}
_.bindAll(this, 'addShare');
},
defaults: {
allowPublicUploadStatus: false,
permissions: 0,
linkShare: {}
},
/**
* Saves the current link share information.
*
* This will trigger an ajax call and, if successful, refetch the model
* afterwards. Callbacks "success", "error" and "complete" can be given
* in the options object; "success" is called after a successful save
* once the model is refetch, "error" is called after a failed save, and
* "complete" is called both after a successful save and after a failed
* save. Note that "complete" is called before "success" and "error" are
* called (unlike in jQuery, in which it is called after them); this
* ensures that "complete" is called even if refetching the model fails.
*
* TODO: this should be a separate model
*/
saveLinkShare: function(attributes, options) {
options = options || {};
attributes = _.extend({}, attributes);
var shareId = null;
var call;
// oh yeah...
if (attributes.expiration) {
attributes.expireDate = attributes.expiration;
delete attributes.expiration;
}
if (this.get('linkShare') && this.get('linkShare').isLinkShare) {
shareId = this.get('linkShare').id;
// note: update can only update a single value at a time
call = this.updateShare(shareId, attributes, options);
} else {
attributes = _.defaults(attributes, {
password: '',
passwordChanged: false,
permissions: OC.PERMISSION_READ,
expireDate: this.configModel.getDefaultExpirationDateString(),
shareType: OC.Share.SHARE_TYPE_LINK
});
call = this.addShare(attributes, options);
}
return call;
},
removeLinkShare: function() {
if (this.get('linkShare')) {
return this.removeShare(this.get('linkShare').id);
}
},
addShare: function(attributes, options) {
var shareType = attributes.shareType;
attributes = _.extend({}, attributes);
// get default permissions
var defaultPermissions = OC.getCapabilities()['files_sharing']['default_permissions'] || OC.PERMISSION_ALL;
var possiblePermissions = OC.PERMISSION_READ;
if (this.updatePermissionPossible()) {
possiblePermissions = possiblePermissions | OC.PERMISSION_UPDATE;
}
if (this.createPermissionPossible()) {
possiblePermissions = possiblePermissions | OC.PERMISSION_CREATE;
}
if (this.deletePermissionPossible()) {
possiblePermissions = possiblePermissions | OC.PERMISSION_DELETE;
}
if (this.configModel.get('isResharingAllowed') && (this.sharePermissionPossible())) {
possiblePermissions = possiblePermissions | OC.PERMISSION_SHARE;
}
attributes.permissions = defaultPermissions & possiblePermissions;
if (_.isUndefined(attributes.path)) {
attributes.path = this.fileInfoModel.getFullPath();
}
return this._addOrUpdateShare({
type: 'POST',
url: this._getUrl('shares'),
data: attributes,
dataType: 'json'
}, options);
},
updateShare: function(shareId, attrs, options) {
return this._addOrUpdateShare({
type: 'PUT',
url: this._getUrl('shares/' + encodeURIComponent(shareId)),
data: attrs,
dataType: 'json'
}, options);
},
_addOrUpdateShare: function(ajaxSettings, options) {
var self = this;
options = options || {};
return $.ajax(
ajaxSettings
).always(function() {
if (_.isFunction(options.complete)) {
options.complete(self);
}
}).done(function() {
self.fetch().done(function() {
if (_.isFunction(options.success)) {
options.success(self);
}
});
}).fail(function(xhr) {
var msg = t('core', 'Error');
var result = xhr.responseJSON;
if (result && result.ocs && result.ocs.meta) {
msg = result.ocs.meta.message;
}
if (_.isFunction(options.error)) {
options.error(self, msg);
} else {
OC.dialogs.alert(msg, t('core', 'Error while sharing'));
}
});
},
/**
* Deletes the share with the given id
*
* @param {int} shareId share id
* @return {jQuery}
*/
removeShare: function(shareId, options) {
var self = this;
options = options || {};
return $.ajax({
type: 'DELETE',
url: this._getUrl('shares/' + encodeURIComponent(shareId)),
}).done(function() {
self.fetch({
success: function() {
if (_.isFunction(options.success)) {
options.success(self);
}
}
});
}).fail(function(xhr) {
var msg = t('core', 'Error');
var result = xhr.responseJSON;
if (result.ocs && result.ocs.meta) {
msg = result.ocs.meta.message;
}
if (_.isFunction(options.error)) {
options.error(self, msg);
} else {
OC.dialogs.alert(msg, t('core', 'Error removing share'));
}
});
},
/**
* @returns {boolean}
*/
isPublicUploadAllowed: function() {
return this.get('allowPublicUploadStatus');
},
isPublicEditingAllowed: function() {
return this.get('allowPublicEditingStatus');
},
/**
* @returns {boolean}
*/
isHideFileListSet: function() {
return this.get('hideFileListStatus');
},
/**
* @returns {boolean}
*/
isFolder: function() {
return this.get('itemType') === 'folder';
},
/**
* @returns {boolean}
*/
isFile: function() {
return this.get('itemType') === 'file';
},
/**
* whether this item has reshare information
* @returns {boolean}
*/
hasReshare: function() {
var reshare = this.get('reshare');
return _.isObject(reshare) && !_.isUndefined(reshare.uid_owner);
},
/**
* whether this item has user share information
* @returns {boolean}
*/
hasUserShares: function() {
return this.getSharesWithCurrentItem().length > 0;
},
/**
* Returns whether this item has a link share
*
* @return {bool} true if a link share exists, false otherwise
*/
hasLinkShare: function() {
var linkShare = this.get('linkShare');
if (linkShare && linkShare.isLinkShare) {
return true;
}
return false;
},
/**
* @returns {string}
*/
getReshareOwner: function() {
return this.get('reshare').uid_owner;
},
/**
* @returns {string}
*/
getReshareOwnerDisplayname: function() {
return this.get('reshare').displayname_owner;
},
/**
* @returns {string}
*/
getReshareNote: function() {
return this.get('reshare').note;
},
/**
* @returns {string}
*/
getReshareWith: function() {
return this.get('reshare').share_with;
},
/**
* @returns {string}
*/
getReshareWithDisplayName: function() {
var reshare = this.get('reshare');
return reshare.share_with_displayname || reshare.share_with;
},
/**
* @returns {number}
*/
getReshareType: function() {
return this.get('reshare').share_type;
},
getExpireDate: function(shareIndex) {
return this._shareExpireDate(shareIndex);
},
getNote: function(shareIndex) {
return this._shareNote(shareIndex);
},
/**
* Returns all share entries that only apply to the current item
* (file/folder)
*
* @return {Array.<OC.Share.Types.ShareInfo>}
*/
getSharesWithCurrentItem: function() {
var shares = this.get('shares') || [];
var fileId = this.fileInfoModel.get('id');
return _.filter(shares, function(share) {
return share.item_source === fileId;
});
},
/**
* @param shareIndex
* @returns {string}
*/
getShareWith: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.share_with;
},
/**
* @param shareIndex
* @returns {string}
*/
getShareWithDisplayName: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.share_with_displayname;
},
/**
* @param shareIndex
* @returns {string}
*/
getShareWithAvatar: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.share_with_avatar;
},
/**
* @param shareIndex
* @returns {string}
*/
getSharedBy: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.uid_owner;
},
/**
* @param shareIndex
* @returns {string}
*/
getSharedByDisplayName: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.displayname_owner;
},
/**
* returns the array index of a sharee for a provided shareId
*
* @param shareId
* @returns {number}
*/
findShareWithIndex: function(shareId) {
var shares = this.get('shares');
if(!_.isArray(shares)) {
throw "Unknown Share";
}
for(var i = 0; i < shares.length; i++) {
var shareWith = shares[i];
if(shareWith.id === shareId) {
return i;
}
}
throw "Unknown Sharee";
},
getShareType: function(shareIndex) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.share_type;
},
/**
* whether a share from shares has the requested permission
*
* @param {number} shareIndex
* @param {number} permission
* @returns {boolean}
* @private
*/
_shareHasPermission: function(shareIndex, permission) {
/** @type OC.Share.Types.ShareInfo **/
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return (share.permissions & permission) === permission;
},
_shareExpireDate: function(shareIndex) {
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
var date2 = share.expiration;
return date2;
},
_shareNote: function(shareIndex) {
var share = this.get('shares')[shareIndex];
if(!_.isObject(share)) {
throw "Unknown Share";
}
return share.note;
},
/**
* @return {int}
*/
getPermissions: function() {
return this.get('permissions');
},
/**
* @returns {boolean}
*/
sharePermissionPossible: function() {
return (this.get('permissions') & OC.PERMISSION_SHARE) === OC.PERMISSION_SHARE;
},
/**
* @param {number} shareIndex
* @returns {boolean}
*/
hasSharePermission: function(shareIndex) {
return this._shareHasPermission(shareIndex, OC.PERMISSION_SHARE);
},
/**
* @returns {boolean}
*/
createPermissionPossible: function() {
return (this.get('permissions') & OC.PERMISSION_CREATE) === OC.PERMISSION_CREATE;
},
/**
* @param {number} shareIndex
* @returns {boolean}
*/
hasCreatePermission: function(shareIndex) {
return this._shareHasPermission(shareIndex, OC.PERMISSION_CREATE);
},
/**
* @returns {boolean}
*/
updatePermissionPossible: function() {
return (this.get('permissions') & OC.PERMISSION_UPDATE) === OC.PERMISSION_UPDATE;
},
/**
* @param {number} shareIndex
* @returns {boolean}
*/
hasUpdatePermission: function(shareIndex) {
return this._shareHasPermission(shareIndex, OC.PERMISSION_UPDATE);
},
/**
* @returns {boolean}
*/
deletePermissionPossible: function() {
return (this.get('permissions') & OC.PERMISSION_DELETE) === OC.PERMISSION_DELETE;
},
/**
* @param {number} shareIndex
* @returns {boolean}
*/
hasDeletePermission: function(shareIndex) {
return this._shareHasPermission(shareIndex, OC.PERMISSION_DELETE);
},
hasReadPermission: function(shareIndex) {
return this._shareHasPermission(shareIndex, OC.PERMISSION_READ);
},
/**
* @returns {boolean}
*/
editPermissionPossible: function() {
return this.createPermissionPossible()
|| this.updatePermissionPossible()
|| this.deletePermissionPossible();
},
/**
* @returns {string}
* The state that the 'can edit' permission checkbox should have.
* Possible values:
* - empty string: no permission
* - 'checked': all applicable permissions
* - 'indeterminate': some but not all permissions
*/
editPermissionState: function(shareIndex) {
var hcp = this.hasCreatePermission(shareIndex);
var hup = this.hasUpdatePermission(shareIndex);
var hdp = this.hasDeletePermission(shareIndex);
if (this.isFile()) {
if (hcp || hup || hdp) {
return 'checked';
}
return '';
}
if (!hcp && !hup && !hdp) {
return '';
}
if ( (this.createPermissionPossible() && !hcp)
|| (this.updatePermissionPossible() && !hup)
|| (this.deletePermissionPossible() && !hdp) ) {
return 'indeterminate';
}
return 'checked';
},
/**
* @returns {int}
*/
linkSharePermissions: function() {
if (!this.hasLinkShare()) {
return -1;
} else {
return this.get('linkShare').permissions;
}
},
_getUrl: function(base, params) {
params = _.extend({format: 'json'}, params || {});
return OC.linkToOCS('apps/files_sharing/api/v1', 2) + base + '?' + OC.buildQueryString(params);
},
_fetchShares: function() {
var path = this.fileInfoModel.getFullPath();
return $.ajax({
type: 'GET',
url: this._getUrl('shares', {path: path, reshares: true})
});
},
_fetchReshare: function() {
// only fetch original share once
if (!this._reshareFetched) {
var path = this.fileInfoModel.getFullPath();
this._reshareFetched = true;
return $.ajax({
type: 'GET',
url: this._getUrl('shares', {path: path, shared_with_me: true})
});
} else {
return $.Deferred().resolve([{
ocs: {
data: [this.get('reshare')]
}
}]);
}
},
/**
* Group reshares into a single super share element.
* Does this by finding the most precise share and
* combines the permissions to be the most permissive.
*
* @param {Array} reshares
* @return {Object} reshare
*/
_groupReshares: function(reshares) {
if (!reshares || !reshares.length) {
return false;
}
var superShare = reshares.shift();
var combinedPermissions = superShare.permissions;
_.each(reshares, function(reshare) {
// use share have higher priority than group share
if (reshare.share_type === OC.Share.SHARE_TYPE_USER && superShare.share_type === OC.Share.SHARE_TYPE_GROUP) {
superShare = reshare;
}
combinedPermissions |= reshare.permissions;
});
superShare.permissions = combinedPermissions;
return superShare;
},
fetch: function(options) {
var model = this;
this.trigger('request', this);
var deferred = $.when(
this._fetchShares(),
this._fetchReshare()
);
deferred.done(function(data1, data2) {
model.trigger('sync', 'GET', this);
var sharesMap = {};
_.each(data1[0].ocs.data, function(shareItem) {
sharesMap[shareItem.id] = shareItem;
});
var reshare = false;
if (data2[0].ocs.data.length) {
reshare = model._groupReshares(data2[0].ocs.data);
}
model.set(model.parse({
shares: sharesMap,
reshare: reshare
}));
if(!_.isUndefined(options) && _.isFunction(options.success)) {
options.success();
}
});
return deferred;
},
/**
* Updates OC.Share.itemShares and OC.Share.statuses.
*
* This is required in case the user navigates away and comes back,
* the share statuses from the old arrays are still used to fill in the icons
* in the file list.
*/
_legacyFillCurrentShares: function(shares) {
var fileId = this.fileInfoModel.get('id');
if (!shares || !shares.length) {
delete OC.Share.statuses[fileId];
OC.Share.currentShares = {};
OC.Share.itemShares = [];
return;
}
var currentShareStatus = OC.Share.statuses[fileId];
if (!currentShareStatus) {
currentShareStatus = {link: false};
OC.Share.statuses[fileId] = currentShareStatus;
}
currentShareStatus.link = false;
OC.Share.currentShares = {};
OC.Share.itemShares = [];
_.each(shares,
/**
* @param {OC.Share.Types.ShareInfo} share
*/
function(share) {
if (share.share_type === OC.Share.SHARE_TYPE_LINK) {
OC.Share.itemShares[share.share_type] = true;
currentShareStatus.link = true;
} else {
if (!OC.Share.itemShares[share.share_type]) {
OC.Share.itemShares[share.share_type] = [];
}
OC.Share.itemShares[share.share_type].push(share.share_with);
}
}
);
},
parse: function(data) {
if(data === false) {
console.warn('no data was returned');
this.trigger('fetchError');
return {};
}
var permissions = this.fileInfoModel.get('permissions');
if(!_.isUndefined(data.reshare) && !_.isUndefined(data.reshare.permissions) && data.reshare.uid_owner !== OC.currentUser) {
permissions = permissions & data.reshare.permissions;
}
var allowPublicUploadStatus = false;
if(!_.isUndefined(data.shares)) {
$.each(data.shares, function (key, value) {
if (value.share_type === OC.Share.SHARE_TYPE_LINK) {
allowPublicUploadStatus = (value.permissions & OC.PERMISSION_CREATE) ? true : false;
return true;
}
});
}
var allowPublicEditingStatus = true;
if(!_.isUndefined(data.shares)) {
$.each(data.shares, function (key, value) {
if (value.share_type === OC.Share.SHARE_TYPE_LINK) {
allowPublicEditingStatus = (value.permissions & OC.PERMISSION_UPDATE) ? true : false;
return true;
}
});
}
var hideFileListStatus = false;
if(!_.isUndefined(data.shares)) {
$.each(data.shares, function (key, value) {
if (value.share_type === OC.Share.SHARE_TYPE_LINK) {
hideFileListStatus = (value.permissions & OC.PERMISSION_READ) ? false : true;
return true;
}
});
}
/** @type {OC.Share.Types.ShareInfo[]} **/
var shares = _.map(data.shares, function(share) {
// properly parse some values because sometimes the server
// returns integers as string...
var i;
for (i = 0; i < SHARE_RESPONSE_INT_PROPS.length; i++) {
var prop = SHARE_RESPONSE_INT_PROPS[i];
if (!_.isUndefined(share[prop])) {
share[prop] = parseInt(share[prop], 10);
}
}
return share;
});
this._legacyFillCurrentShares(shares);
var linkShare = { isLinkShare: false };
// filter out the share by link
shares = _.reject(shares,
/**
* @param {OC.Share.Types.ShareInfo} share
*/
function(share) {
var isShareLink =
share.share_type === OC.Share.SHARE_TYPE_LINK
&& ( share.file_source === this.get('itemSource')
|| share.item_source === this.get('itemSource'));
if (isShareLink) {
/*
* Ignore reshared link shares for now
* FIXME: Find a way to display properly
*/
if (share.uid_owner !== OC.currentUser) {
return;
}
var link = window.location.protocol + '//' + window.location.host;
if (!share.token) {
// pre-token link
var fullPath = this.fileInfoModel.get('path') + '/' +
this.fileInfoModel.get('name');
var location = '/' + OC.currentUser + '/files' + fullPath;
var type = this.fileInfoModel.isDirectory() ? 'folder' : 'file';
link += OC.linkTo('', 'public.php') + '?service=files&' +
type + '=' + encodeURIComponent(location);
} else {
link += OC.generateUrl('/s/') + share.token;
}
linkShare = {
isLinkShare: true,
id: share.id,
token: share.token,
password: share.share_with,
link: link,
permissions: share.permissions,
// currently expiration is only effective for link shares.
expiration: share.expiration,
stime: share.stime
};
return share;
}
},
this
);
return {
reshare: data.reshare,
shares: shares,
linkShare: linkShare,
permissions: permissions,
allowPublicUploadStatus: allowPublicUploadStatus,
allowPublicEditingStatus: allowPublicEditingStatus,
hideFileListStatus: hideFileListStatus
};
},
/**
* Parses a string to an valid integer (unix timestamp)
* @param time
* @returns {*}
* @internal Only used to work around a bug in the backend
*/
_parseTime: function(time) {
if (_.isString(time)) {
// skip empty strings and hex values
if (time === '' || (time.length > 1 && time[0] === '0' && time[1] === 'x')) {
return null;
}
time = parseInt(time, 10);
if(isNaN(time)) {
time = null;
}
}
return time;
},
/**
* Returns a list of share types from the existing shares.
*
* @return {Array.<int>} array of share types
*/
getShareTypes: function() {
var result;
result = _.pluck(this.getSharesWithCurrentItem(), 'share_type');
if (this.hasLinkShare()) {
result.push(OC.Share.SHARE_TYPE_LINK);
}
return _.uniq(result);
}
});
OC.Share.ShareItemModel = ShareItemModel;
})();