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add new group action

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This commit is contained in:
Evan Prodromou 2009-01-21 09:06:18 -05:00
parent 7be676a338
commit 9dafcce015
2 changed files with 364 additions and 0 deletions
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204
actions/newgroup.php Normal file
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<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* Add a new group
*
* 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/>.
*
* @category Group
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Sarven Capadisli <csarven@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/
*/
if (!defined('LACONICA')) {
exit(1);
}
/**
* Add a new group
*
* This is the form for adding a new group
*
* @category Group
* @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/
*/
class NewgroupAction extends Action
{
var $msg;
function title()
{
return _('New group');
}
/**
* Prepare to run
*/
function prepare($args)
{
parent::prepare($args);
if (!common_config('inboxes','enabled')) {
$this->serverError(_('Inboxes must be enabled for groups to work'));
return false;
}
if (!common_logged_in()) {
$this->clientError(_('You must be logged in to create a group.'));
return false;
}
return true;
}
/**
* Handle the request
*
* On GET, show the form. On POST, try to save the group.
*
* @param array $args unused
*
* @return void
*/
function handle($args)
{
parent::handle($args);
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$this->trySave();
} else {
$this->showForm();
}
}
function showForm($msg=null)
{
$this->msg = $msg;
$this->showPage();
}
function showContent()
{
$form = new GroupEditForm($this);
$form->show();
}
function showPageNotice()
{
if ($this->msg) {
$this->element('p', 'error', $this->msg);
} else {
$this->element('p', 'instructions',
_('Use this form to create a new group.'));
}
}
function trySave()
{
$nickname = $this->trimmed('nickname');
$fullname = $this->trimmed('fullname');
$homepage = $this->trimmed('homepage');
$description = $this->trimmed('description');
$location = $this->trimmed('location');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
$this->showForm(_('Nickname must have only lowercase letters '.
'and numbers and no spaces.'));
return;
} else if ($this->nicknameExists($nickname)) {
$this->showForm(_('Nickname already in use. Try another one.'));
return;
} else if (!User_group::allowedNickname($nickname)) {
$this->showForm(_('Not a valid nickname.'));
return;
} else if (!is_null($homepage) && (strlen($homepage) > 0) &&
!Validate::uri($homepage,
array('allowed_schemes' =>
array('http', 'https')))) {
$this->showForm(_('Homepage is not a valid URL.'));
return;
} else if (!is_null($fullname) && strlen($fullname) > 255) {
$this->showForm(_('Full name is too long (max 255 chars).'));
return;
} else if (!is_null($description) && strlen($description) > 140) {
$this->showForm(_('description is too long (max 140 chars).'));
return;
} else if (!is_null($location) && strlen($location) > 255) {
$this->showForm(_('Location is too long (max 255 chars).'));
return;
}
$cur = common_current_user();
// Checked in prepare() above
assert(!is_null($cur));
$group = new User_group();
$group->query('BEGIN');
$group->nickname = $nickname;
$group->fullname = $fullname;
$group->homepage = $homepage;
$group->description = $description;
$group->location = $location;
$group->created = common_sql_now();
$result = $group->insert();
if (!$result) {
common_log_db_error($group, 'INSERT', __FILE__);
$this->serverError(_('Could not create group.'));
}
$member = new Group_member();
$member->group_id = $group->id;
$member->profile_id = $cur->id;
$member->is_admin = 1;
$member->created = $group->created;
$result = $member->insert();
if (!$result) {
common_log_db_error($member, 'INSERT', __FILE__);
$this->serverError(_('Could not set group membership.'));
}
$group->query('COMMIT');
common_redirect($group->homeUrl(), 307);
}
function nicknameExists($nickname)
{
$group = User_group::staticGet('nickname', $nickname);
return (!is_null($group) && $group != false);
}
}

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lib/groupeditform.php Normal file
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<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* Form for editing a group
*
* 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/>.
*
* @category Form
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @copyright 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/
*/
if (!defined('LACONICA')) {
exit(1);
}
require_once INSTALLDIR.'/lib/form.php';
/**
* Form for editing a group
*
* @category Form
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Sarven Capadisli <csarven@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 UnsubscribeForm
*/
class GroupEditForm extends Form
{
/**
* group for user to join
*/
var $group = null;
/**
* Constructor
*
* @param Action $out output channel
* @param User_group $group group to join
*/
function __construct($out=null, $group=null)
{
parent::__construct($out);
$this->group = $group;
}
/**
* ID of the form
*
* @return string ID of the form
*/
function id()
{
if ($this->group) {
return 'group_edit-' . $this->group->id;
} else {
return 'group_add';
}
}
/**
* class of the form
*
* @return string of the form class
*/
function formClass()
{
return 'form_group_add';
}
/**
* Action of the form
*
* @return string URL of the action
*/
function action()
{
if ($this->group) {
return common_local_url('editgroup',
array('nickname' => $this->group->nickname));
} else {
return common_local_url('newgroup');
}
}
/**
* Data elements of the form
*
* @return void
*/
function formData()
{
$this->out->elementStart('ul', 'form_data');
$this->out->elementStart('li');
$this->out->input('nickname', _('Nickname'),
($this->out->arg('nickname')) ? $this->out->arg('nickname') : $this->group->nickname,
_('1-64 lowercase letters or numbers, no punctuation or spaces'));
$this->out->elementEnd('li');
$this->out->elementStart('li');
$this->out->input('fullname', _('Full name'),
($this->out->arg('fullname')) ? $this->out->arg('fullname') : $this->group->fullname);
$this->out->elementEnd('li');
$this->out->elementStart('li');
$this->out->input('homepage', _('Homepage'),
($this->out->arg('homepage')) ? $this->out->arg('homepage') : $this->group->homepage,
_('URL of the homepage or blog of the group or topic'));
$this->out->elementEnd('li');
$this->out->elementStart('li');
$this->out->textarea('description', _('description'),
($this->out->arg('description')) ? $this->out->arg('description') : $this->group->description,
_('Describe the group or topic in 140 chars'));
$this->out->elementEnd('li');
$this->out->elementStart('li');
$this->out->input('location', _('Location'),
($this->out->arg('location')) ? $this->out->arg('location') : $this->group->location,
_('Location for the group, if any, like "City, State (or Region), Country"'));
$this->out->elementEnd('li');
$this->out->elementEnd('ul');
}
/**
* Action elements
*
* @return void
*/
function formActions()
{
$this->out->submit('submit', _('Save'));
}
}