forked from GNUsocial/gnu-social
326 lines
9.3 KiB
PHP
326 lines
9.3 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2010, StatusNet, Inc.
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*
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* Delete your own account
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Account
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Action to delete your own account
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*
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* Note that this is distinct from DeleteuserAction, which see. I thought
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* that making that action do both things (delete another user and delete the
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* current user) would open a lot of holes. I'm open to refactoring, however.
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*
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* @category Account
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class DeleteaccountAction extends Action
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{
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private $_complete = false;
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private $_error = null;
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/**
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* For initializing members of the class.
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*
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* @param array $argarray misc. arguments
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*
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* @return boolean true
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*/
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function prepare($argarray)
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{
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parent::prepare($argarray);
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$cur = common_current_user();
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if (empty($cur)) {
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// TRANS: Client exception displayed trying to delete a user account while not logged in.
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throw new ClientException(_("Only logged-in users ".
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"can delete their account."), 403);
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}
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if (!$cur->hasRight(Right::DELETEACCOUNT)) {
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// TRANS: Client exception displayed trying to delete a user account without have the rights to do that.
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throw new ClientException(_("You cannot delete your account."), 403);
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}
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return true;
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}
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/**
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* Handler method
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*
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* @param array $argarray is ignored since it's now passed in in prepare()
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*
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* @return void
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*/
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function handle($argarray=null)
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{
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parent::handle($argarray);
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if ($this->isPost()) {
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$this->deleteAccount();
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} else {
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$this->showPage();
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}
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return;
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}
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/**
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* Return true if read only.
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*
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* MAY override
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*
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* @param array $args other arguments
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*
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* @return boolean is read only action?
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*/
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function isReadOnly($args)
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{
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return false;
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}
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/**
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* Return last modified, if applicable.
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*
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* MAY override
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*
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* @return string last modified http header
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*/
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function lastModified()
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{
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// For comparison with If-Last-Modified
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// If not applicable, return null
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return null;
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}
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/**
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* Return etag, if applicable.
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*
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* MAY override
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*
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* @return string etag http header
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*/
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function etag()
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{
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return null;
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}
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/**
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* Delete the current user's account
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*
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* Checks for the "I am sure." string to make sure the user really
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* wants to delete their account.
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*
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* Then, marks the account as deleted and begins the deletion process
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* (actually done by a back-end handler).
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*
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* If successful it logs the user out, and shows a brief completion message.
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*
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* @return void
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*/
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function deleteAccount()
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{
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$this->checkSessionToken();
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// !!! If this string is changed, it also needs to be changed in DeleteAccountForm::formData()
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// TRANS: Confirmation text for user deletion. The user has to type this exactly the same, including punctuation.
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$iamsure = _('I am sure.');
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if ($this->trimmed('iamsure') != $iamsure ) {
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// TRANS: Notification for user about the text that must be input to be able to delete a user account.
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// TRANS: %s is the text that needs to be input.
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$this->_error = sprintf(_('You must write "%s" exactly in the box.'), $iamsure);
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$this->showPage();
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return;
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}
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$cur = common_current_user();
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// Mark the account as deleted and shove low-level deletion tasks
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// to background queues. Removing a lot of posts can take a while...
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if (!$cur->hasRole(Profile_role::DELETED)) {
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$cur->grantRole(Profile_role::DELETED);
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}
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$qm = QueueManager::get();
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$qm->enqueue($cur, 'deluser');
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// The user is really-truly logged out
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common_set_user(null);
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common_real_login(false); // not logged in
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common_forgetme(); // don't log back in!
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$this->_complete = true;
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$this->showPage();
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}
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/**
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* Shows the page content.
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*
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* If the deletion is complete, just shows a completion message.
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*
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* Otherwise, shows the deletion form.
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*
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* @return void
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*
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*/
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function showContent()
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{
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if ($this->_complete) {
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$this->element('p', 'confirmation',
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// TRANS: Confirmation that a user account has been deleted.
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_('Account deleted.'));
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return;
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}
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if (!empty($this->_error)) {
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$this->element('p', 'error', $this->_error);
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$this->_error = null;
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}
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$form = new DeleteAccountForm($this);
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$form->show();
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}
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/**
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* Show the title of the page
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*
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* @return string title
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*/
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function title()
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{
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// TRANS: Page title for page on which a user account can be deleted.
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return _('Delete account');
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}
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}
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/**
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* Form for deleting your account
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*
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* Note that this mostly is here to keep you from accidentally deleting your
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* account.
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*
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* @category Account
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class DeleteAccountForm extends Form
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{
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/**
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* Class of the form.
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*
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* @return string the form's class
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*/
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function formClass()
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{
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return 'form_profile_delete';
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}
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/**
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* URL the form posts to
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*
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* @return string the form's action URL
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*/
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function action()
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{
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return common_local_url('deleteaccount');
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}
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/**
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* Output form data
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*
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* Instructions plus an 'i am sure' entry box.
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*
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* @return void
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*/
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function formData()
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{
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$cur = common_current_user();
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// TRANS: Form text for user deletion form.
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$msg = '<p>' . _('This will <strong>permanently delete</strong> '.
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'your account data from this server.') . '</p>';
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if ($cur->hasRight(Right::BACKUPACCOUNT)) {
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// TRANS: Additional form text for user deletion form shown if a user has account backup rights.
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// TRANS: %s is a URL to the backup page.
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$msg .= '<p>' . sprintf(_('You are strongly advised to '.
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'<a href="%s">back up your data</a>'.
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' before deletion.'),
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common_local_url('backupaccount')) . '</p>';
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}
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$this->out->elementStart('p');
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$this->out->raw($msg);
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$this->out->elementEnd('p');
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// !!! If this string is changed, it also needs to be changed in class DeleteaccountAction.
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// TRANS: Confirmation text for user deletion. The user has to type this exactly the same, including punctuation.
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$iamsure = _("I am sure.");
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$this->out->input('iamsure',
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// TRANS: Field label for delete account confirmation entry.
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_('Confirm'),
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null,
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// TRANS: Input title for the delete account field.
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// TRANS: %s is the text that needs to be input.
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sprintf(_('Enter "%s" to confirm that '.
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'you want to delete your account.'),$iamsure ));
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}
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/**
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* Buttons for the form
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*
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* In this case, a single submit button
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*
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* @return void
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*/
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function formActions()
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{
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$this->out->submit('submit',
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// TRANS: Button text for user account deletion.
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_m('BUTTON', 'Delete'),
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'submit',
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null,
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// TRANS: Button title for user account deletion.
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_('Permanently delete your account.'));
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}
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}
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