gnu-social/actions/smssettings.php

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<?php
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/**
* Laconica, the distributed open-source microblogging tool
*
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* Settings for SMS
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
* @category Settings
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @copyright 2008-2009 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
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if (!defined('LACONICA')) {
exit(1);
}
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require_once INSTALLDIR.'/lib/settingsaction.php';
/**
* Settings for SMS
*
* @category Settings
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*
* @see SettingsAction
*/
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class SmssettingsAction extends SettingsAction
{
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/**
* Title of the page
*
* @return string Title of the page
*/
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function title()
{
return _('SMS Settings');
}
/**
* Instructions for use
*
* @return instructions for use
*/
function getInstructions()
{
return _('You can receive SMS messages through email from %%site.name%%.');
}
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/**
* Content area of the page
*
* Shows a form for adding and removing SMS phone numbers and setting
* SMS preferences.
*
* @return void
*/
function showContent()
{
$user = common_current_user();
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$this->elementStart('form', array('method' => 'post',
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'id' => 'smssettings',
'action' =>
common_local_url('smssettings')));
$this->hidden('token', common_session_token());
$this->element('h2', null, _('Address'));
if ($user->sms) {
$this->elementStart('p');
$carrier = $user->getCarrier();
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$this->element('span', 'address confirmed',
$user->sms . ' (' . $carrier->name . ')');
$this->element('span', 'input_instructions',
_('Current confirmed SMS-enabled phone number.'));
$this->hidden('sms', $user->sms);
$this->hidden('carrier', $user->carrier);
$this->elementEnd('p');
$this->submit('remove', _('Remove'));
} else {
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$confirm = $this->getConfirmation();
if ($confirm) {
$carrier = Sms_carrier::staticGet($confirm->address_extra);
$this->elementStart('p');
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$this->element('span', 'address unconfirmed',
$confirm->address . ' (' . $carrier->name . ')');
$this->element('span', 'input_instructions',
_('Awaiting confirmation on this phone number.'));
$this->hidden('sms', $confirm->address);
$this->hidden('carrier', $confirm->address_extra);
$this->elementEnd('p');
$this->submit('cancel', _('Cancel'));
$this->input('code', _('Confirmation code'), null,
_('Enter the code you received on your phone.'));
$this->submit('confirm', _('Confirm'));
} else {
$this->input('sms', _('SMS Phone number'),
($this->arg('sms')) ? $this->arg('sms') : null,
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_('Phone number, no punctuation or spaces, '.
'with area code'));
$this->carrierSelect();
$this->submit('add', _('Add'));
}
}
if ($user->sms) {
$this->element('h2', null, _('Incoming email'));
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if ($user->incomingemail) {
$this->elementStart('p');
$this->element('span', 'address', $user->incomingemail);
$this->element('span', 'input_instructions',
_('Send email to this address to post new notices.'));
$this->elementEnd('p');
$this->submit('removeincoming', _('Remove'));
}
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$this->elementStart('p');
$this->element('span', 'input_instructions',
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_('Make a new email address for posting to; '.
'cancels the old one.'));
$this->elementEnd('p');
$this->submit('newincoming', _('New'));
}
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$this->element('h2', null, _('Preferences'));
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$this->checkbox('smsnotify',
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_('Send me notices through SMS; '.
'I understand I may incur '.
'exorbitant charges from my carrier.'),
$user->smsnotify);
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$this->submit('save', _('Save'));
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$this->elementEnd('form');
}
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/**
* Get a pending confirmation, if any, for this user
*
* @return void
*
* @todo very similar to EmailsettingsAction::getConfirmation(); refactor?
*/
function getConfirmation()
{
$user = common_current_user();
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$confirm = new Confirm_address();
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$confirm->user_id = $user->id;
$confirm->address_type = 'sms';
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if ($confirm->find(true)) {
return $confirm;
} else {
return null;
}
}
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/**
* Handle posts to this form
*
* Based on the button that was pressed, muxes out to other functions
* to do the actual task requested.
*
* All sub-functions reload the form with a message -- success or failure.
*
* @return void
*/
function handlePost()
{
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// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
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$this->showForm(_('There was a problem with your session token. '.
'Try again, please.'));
return;
}
if ($this->arg('save')) {
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$this->savePreferences();
} else if ($this->arg('add')) {
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$this->addAddress();
} else if ($this->arg('cancel')) {
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$this->cancelConfirmation();
} else if ($this->arg('remove')) {
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$this->removeAddress();
} else if ($this->arg('removeincoming')) {
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$this->removeIncoming();
} else if ($this->arg('newincoming')) {
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$this->newIncoming();
} else if ($this->arg('confirm')) {
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$this->confirmCode();
} else {
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$this->showForm(_('Unexpected form submission.'));
}
}
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/**
* Handle a request to save preferences
*
* Sets the user's SMS preferences in the DB.
*
* @return void
*/
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function savePreferences()
{
$smsnotify = $this->boolean('smsnotify');
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$user = common_current_user();
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assert(!is_null($user)); // should already be checked
$user->query('BEGIN');
$original = clone($user);
$user->smsnotify = $smsnotify;
$result = $user->update($original);
if ($result === false) {
common_log_db_error($user, 'UPDATE', __FILE__);
$this->serverError(_('Couldn\'t update user.'));
return;
}
$user->query('COMMIT');
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$this->showForm(_('Preferences saved.'), true);
}
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/**
* Add a new SMS number for confirmation
*
* When the user requests a new SMS number, sends a confirmation
* message.
*
* @return void
*/
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function addAddress()
{
$user = common_current_user();
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$sms = $this->trimmed('sms');
$carrier_id = $this->trimmed('carrier');
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// Some validation
if (!$sms) {
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$this->showForm(_('No phone number.'));
return;
}
if (!$carrier_id) {
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$this->showForm(_('No carrier selected.'));
return;
}
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$sms = common_canonical_sms($sms);
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if ($user->sms == $sms) {
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$this->showForm(_('That is already your phone number.'));
return;
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} else if ($this->smsExists($sms)) {
$this->showForm(_('That phone number already belongs to another user.'));
return;
}
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$confirm = new Confirm_address();
$confirm->address = $sms;
$confirm->address_extra = $carrier_id;
$confirm->address_type = 'sms';
$confirm->user_id = $user->id;
$confirm->code = common_confirmation_code(40);
$result = $confirm->insert();
if ($result === false) {
common_log_db_error($confirm, 'INSERT', __FILE__);
$this->serverError(_('Couldn\'t insert confirmation code.'));
return;
}
$carrier = Sms_carrier::staticGet($carrier_id);
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mail_confirm_sms($confirm->code,
$user->nickname,
$carrier->toEmailAddress($sms));
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$msg = _('A confirmation code was sent to the phone number you added. '.
'Check your phone for the code and instructions '.
'on how to use it.');
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$this->showForm($msg, true);
}
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/**
* Cancel a pending confirmation
*
* Cancels the confirmation.
*
* @return void
*/
function cancelConfirmation()
{
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$sms = $this->trimmed('sms');
$carrier = $this->trimmed('carrier');
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$confirm = $this->getConfirmation();
if (!$confirm) {
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$this->showForm(_('No pending confirmation to cancel.'));
return;
}
if ($confirm->address != $sms) {
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$this->showForm(_('That is the wrong confirmation number.'));
return;
}
$result = $confirm->delete();
if (!$result) {
common_log_db_error($confirm, 'DELETE', __FILE__);
$this->serverError(_('Couldn\'t delete email confirmation.'));
return;
}
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$this->showForm(_('Confirmation cancelled.'), true);
}
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/**
* Remove a phone number from the user's account
*
* @return void
*/
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function removeAddress()
{
$user = common_current_user();
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$sms = $this->arg('sms');
$carrier = $this->arg('carrier');
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// Maybe an old tab open...?
if ($user->sms != $sms) {
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$this->showForm(_('That is not your phone number.'));
return;
}
$user->query('BEGIN');
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$original = clone($user);
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$user->sms = null;
$user->carrier = null;
$user->smsemail = null;
$result = $user->updateKeys($original);
if (!$result) {
common_log_db_error($user, 'UPDATE', __FILE__);
$this->serverError(_('Couldn\'t update user.'));
return;
}
$user->query('COMMIT');
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$this->showForm(_('The address was removed.'), true);
}
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/**
* Does this sms number exist in our database?
*
* Also checks if it belongs to someone else
*
* @param string $sms phone number to check
*
* @return boolean does the number exist
*/
function smsExists($sms)
{
$user = common_current_user();
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$other = User::staticGet('sms', $sms);
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if (!$other) {
return false;
} else {
return $other->id != $user->id;
}
}
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/**
* Show a drop-down box with all the SMS carriers in the DB
*
* @return void
*/
function carrierSelect()
{
$carrier = new Sms_carrier();
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$cnt = $carrier->find();
$this->elementStart('p');
$this->element('label', array('for' => 'carrier'));
$this->elementStart('select', array('name' => 'carrier',
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'id' => 'carrier'));
$this->element('option', array('value' => 0),
_('Select a carrier'));
while ($carrier->fetch()) {
$this->element('option', array('value' => $carrier->id),
$carrier->name);
}
$this->elementEnd('select');
$this->elementEnd('p');
$this->element('span', 'input_instructions',
sprintf(_('Mobile carrier for your phone. '.
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'If you know a carrier that accepts ' .
'SMS over email but isn\'t listed here, ' .
'send email to let us know at %s.'),
common_config('site', 'email')));
}
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/**
* Confirm an SMS confirmation code
*
* Redirects to the confirmaddress page for this code
*
* @return void
*/
function confirmCode()
{
$code = $this->trimmed('code');
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if (!$code) {
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$this->showForm(_('No code entered'));
return;
}
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common_redirect(common_local_url('confirmaddress',
array('code' => $code)));
}
}