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freenetis-github/application/controllers/votes.php @ 6970ac8e

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<?php defined('SYSPATH') or die('No direct access allowed.');
/*
* This file is part of open source system FreenetIS
* and it is released under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

/**
* Votes controller for (dis)approval of work and work reports by users.
*
* @see Works_Controller
* @see Work_reports_Controller
* @author Michal Kliment
* @package Controller
*/
class Votes_Controller extends Controller
{
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/**
* Only checks whether approval are enabled
*
* @author Michal Kliment
*/
public function __construct()
{
parent::__construct();
// approval are not enabled
if (!Settings::get('approval_enabled'))
Controller::error (ACCESS);
}
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/**
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* Function adds vote to work or request
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*
* @author Michal Kliment
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* @param type $type Type of item to vote
* @param type $fk_id ID of itemto vote
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*/
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public function add ($type = '', $fk_id = NULL)
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{
// is parameter set?
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if (!$fk_id || !is_numeric($fk_id))
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Controller::warning(PARAMETER);
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$breadcrumbs = breadcrumbs::add();
switch ($type)
{
// it's vote to work
case Vote_Model::WORK:
// works are not enabled
if (!Settings::get('works_enabled'))
Controller::error (ACCESS);
// create work object
$object = new Job_Model($fk_id);
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// work doesn't exist
if (!$object->id || $object->job_report_id)
Controller::error(RECORD);
if (Path::instance()->uri(TRUE)->previous(0,1) == 'users')
{
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/' . $object->user->member->id,
'ID ' . $object->user->member->id . ' - ' . $object->user->member->name,
$this->acl_check_view('Members_Controller', 'members', $object->user->member->id))
->enable_translation()
->link('users/show_by_member/' . $object->user->member_id, 'Users',
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('users/show/' . $object->user->id,
$object->user->name . " " . $object->user->surname . " (" . $object->user->login . ")",
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('works/show_by_user/' . $object->user->id, 'Works',
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->disable_translation()
->link('users/show_work/' . $object->id, __('ID') . ' ' . $object->id,
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->enable_translation();
}
else
{
$breadcrumbs
->link('works/pending', 'Works',
$this->acl_check_view('Works_Controller', 'work'))
->disable_translation()
->link('works/show/' . $object->id,
__('ID') . ' ' . $object->id,
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->enable_translation();
}
$breadcrumbs->text('Add vote');
$object_url = Path::instance()->uri(TRUE)->previous();
break;
// it's vote to request
case Vote_Model::REQUEST:
$object = new Request_Model($fk_id);
// request doesn't exist
if (!$object->id)
Controller::error(RECORD);
if (Path::instance()->uri(TRUE)->previous(0,1) == 'users')
{
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/' . $object->user->member->id,
'ID ' . $object->user->member->id . ' - ' . $object->user->member->name,
$this->acl_check_view('Members_Controller', 'members', $object->user->member->id))
->enable_translation()
->link('users/show_by_member/' . $object->user->member_id, 'Users',
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('users/show/' . $object->user->id,
$object->user->name . " " . $object->user->surname . " (" . $object->user->login . ")",
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('requests/show_by_user/' . $object->user->id, 'Requests',
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->disable_translation()
->link('users/show_request/' . $object->id, __('ID') . ' ' . $object->id,
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->enable_translation();
}
else
{
$breadcrumbs
->link('works/request', 'Requests',
$this->acl_check_view('Requests_Controller', 'request'))
->disable_translation()
->link('requests/show/' . $object->id,
__('ID') . ' ' . $object->id,
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->enable_translation();
}
$breadcrumbs->text('Add vote');
$object_url = Path::instance()->uri(TRUE)->previous();
break;
default:
Controller::warning(PARAMETER);
break;
}
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$approval_template_item_model = new Approval_template_item_Model();
$aro_group = $approval_template_item_model->get_aro_group_by_approval_template_id_and_user_id(
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$object->approval_template_id, $this->user_id,
$object->suggest_amount
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);
$vote_rights = $approval_template_item_model->check_user_vote_rights(
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$object, $type, $this->user_id, $object->suggest_amount
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);

// access control
if (!$aro_group || !$aro_group->id || !$vote_rights)
Controller::error(ACCESS);

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// object is locked => cannot add vote
if ($object->state > 1)
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{
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status::warning('It is not possible vote about locked item.');
url::redirect($object_url);
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}

$vote_model = new Vote_Model();
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$vote = $vote_model->where('user_id', $this->user_id)
->where('type', $type)
->where('fk_id', $object->id)
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->find();

// vote about this work already exists
if ($vote && $vote->id)
{
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status::warning('You cannot vote twice about same item!');
url::redirect($object_url);
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}
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$vote_options = Vote_Model::get_vote_options(
$type,
$object->user_id == $this->user_id
);
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$form = new Forge();
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$form->dropdown('vote')
->options($vote_options);
$form->textarea('comment')
->rules('length[0,65535]');
$form->submit('Save');
// form is valid
if ($form->validate())
{
$form_data = $form->as_array();
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try
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{
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$object->transaction_start();
$user = new User_Model($this->user_id);

// add new vote
Vote_Model::insert(
$this->user_id,
$type,
$object->id,
$form_data['vote'],
$form_data['comment'],
$aro_group->id
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);
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switch ($type)
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{
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case Vote_Model::WORK:
$subject = mail_message::format('work_vote_add_subject');
$body = mail_message::format('work_vote_add', array
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(
$user->name.' '.$user->surname,
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$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
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));
break;
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case Vote_Model::REQUEST:
$subject = mail_message::format('request_vote_add_subject');
$body = mail_message::format('request_vote_add', array
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(
$user->name.' '.$user->surname,
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$object->user->name.' '.$object->user->surname,
url_lang::base().'requests/show/'.$object->id
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));
break;
}

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// send message about vote adding to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$type,
$object->id
);
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$object->state = Vote_Model::get_state($object);
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switch ($object->state)
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{
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// item is approved
case Vote_Model::STATE_APPROVED:
switch ($type)
{
case Vote_Model::WORK:
if (Settings::get('finance_enabled'))
{
// create transfer
$object->transfer_id = Transfer_Model::insert_transfer_for_work_approve(
$object->user->member_id,
$object->suggest_amount
);
}

$subject = mail_message::format('work_approve_subject');
$body = mail_message::format('work_approve', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
));
break;
case Vote_Model::REQUEST:
$subject = mail_message::format('request_approve_subject');
$body = mail_message::format('request_approve', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'requests/show/'.$object->id
));
break;
}
// send messages about work approve to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$type,
$object->id
);
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break;

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// work was rejected
case Vote_Model::STATE_REJECTED:
switch ($type)
{
case Vote_Model::WORK:
$subject = mail_message::format('work_reject_subject');
$body = mail_message::format('work_reject', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
));
break;
case Vote_Model::REQUEST:
$subject = mail_message::format('request_reject_subject');
$body = mail_message::format('request_reject', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'requests/show/'.$object->id
));
break;
}
// send messages about work approve to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$type,
$object->id
);

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break;
}

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// saves work
$object->save_throwable();
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ORM::factory ('member')
->reactivate_messages($object->user->member_id);
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// set up state of approval template
Approval_template_Model::update_state(
$object->approval_template_id
);
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$object->transaction_commit();
status::success('Vote has been successfully added.');
}
catch (Exception $e)
{
$object->transaction_rollback();
status::error('Error - Cannot add vote.', $e);
Log::add_exception($e);
}
$this->redirect($object_url);
}
else
{
$view = new View('main');
$view->breadcrumbs = $breadcrumbs->html();
$view->title = __('Add vote');
$view->content = new View('form');
$view->content->headline = __('Add vote');
$view->content->form = $form->html();
$view->render(TRUE);
}
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}

/**
* Function edits vote
*
* @author Michal Kliment
* @param integer $vote_id id of vote to edit
*/
public function edit ($vote_id = NULL)
{
// is parameter set
if (!$vote_id || !is_numeric($vote_id))
Controller::warning(PARAMETER);

// create vote object
$vote = new Vote_Model($vote_id);

// vote doesn't exist
if (!$vote->id)
Controller::error(RECORD);
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$breadcrumbs = breadcrumbs::add();
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// test type of vote
switch ($vote->type)
{
// vote about work
case Vote_Model::WORK:

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// works are not enabled
if (!Settings::get('works_enabled'))
Controller::error (ACCESS);
$object = new Job_Model($vote->fk_id);
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// work doesn't exist
if (!$object->id || $object->job_report_id)
Controller::error(RECORD);
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if (Path::instance()->uri(TRUE)->previous(0,1) == 'users')
{
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/' . $object->user->member->id,
'ID ' . $object->user->member->id . ' - ' . $object->user->member->name,
$this->acl_check_view('Members_Controller', 'members', $object->user->member->id))
->enable_translation()
->link('users/show_by_member/' . $object->user->member_id, 'Users',
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('users/show/' . $object->user->id,
$object->user->name . " " . $object->user->surname . " (" . $object->user->login . ")",
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('works/show_by_user/' . $object->user->id, 'Works',
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->disable_translation()
->link('users/show_work/' . $object->id, __('ID') . ' ' . $object->id,
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->enable_translation();
}
else
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{
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$breadcrumbs
->link('works/pending', 'Works',
$this->acl_check_view('Works_Controller', 'work'))
->disable_translation()
->link('works/show/' . $object->id,
__('ID') . ' ' . $object->id,
$this->acl_check_view('Works_Controller', 'work', $object->user->member_id))
->enable_translation();
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}
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$breadcrumbs->text('Edit vote');
$object_url = Path::instance()->uri(TRUE)->previous();
$title = __('Edit vote about work');
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break;
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// it's vote to request
case Vote_Model::REQUEST:
$object = new Request_Model($vote->fk_id);
// request doesn't exist
if (!$object->id)
Controller::error(RECORD);
if (Path::instance()->uri(TRUE)->previous(0,1) == 'users')
{
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/' . $object->user->member->id,
'ID ' . $object->user->member->id . ' - ' . $object->user->member->name,
$this->acl_check_view('Members_Controller', 'members', $object->user->member->id))
->enable_translation()
->link('users/show_by_member/' . $object->user->member_id, 'Users',
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('users/show/' . $object->user->id,
$object->user->name . " " . $object->user->surname . " (" . $object->user->login . ")",
$this->acl_check_view('Users_Controller', 'users', $object->user->member_id))
->link('requests/show_by_user/' . $object->user->id, 'Requests',
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->disable_translation()
->link('users/show_request/' . $object->id, __('ID') . ' ' . $object->id,
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->enable_translation();
}
else
{
$breadcrumbs
->link('works/request', 'Requests',
$this->acl_check_view('Requests_Controller', 'request'))
->disable_translation()
->link('requests/show/' . $object->id,
__('ID') . ' ' . $object->id,
$this->acl_check_view('Requests_Controller', 'request', $object->user->member_id))
->enable_translation();
}
$breadcrumbs->text('Edit vote');
$object_url = Path::instance()->uri(TRUE)->previous();
$title = __('Edit vote about request');
break;
default:
Controller::warning(PARAMETER);
break;
}
// cannot delete vote to locked item
if ($object->state != Vote_Model::STATE_NEW
&& $object->state != Vote_Model::STATE_OPEN)
{
status::warning('Error - Cannot update vote to locked item.');
$this->redirect(Path::instance()->previous());
}
$approval_template_item = new Approval_template_item_Model();
$aro_group = $approval_template_item->get_aro_group_by_approval_template_id_and_user_id(
$object->approval_template_id, $this->user_id,
$object->suggest_amount
);

$vote_rights = $approval_template_item->check_user_vote_rights(
$object, $vote->type, $this->user_id, $object->suggest_amount
);

// access control
if (!$aro_group || !$aro_group->id || !$vote_rights ||
$vote->user_id != $this->user_id)
{
Controller::error(ACCESS);
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}

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// item is locked => cannot edit vote
if ($object->state != Vote_Model::STATE_NEW &&
$object->state != Vote_Model::STATE_OPEN)
{
status::warning('It is not possible vote about locked item.');
url::redirect($object_url);
}

$vote_options = Vote_Model::get_vote_options(
$vote->type,
$object->user_id == $this->user_id
);

$form = new Forge();
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$form->dropdown('vote')
->options($vote_options)
->selected($vote->vote);
$form->textarea('comment')
->rules('length[0,65535]')
->value($vote->comment);
$form->submit('Save');

// form is valid
if ($form->validate())
{
$form_data = $form->as_array();
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try
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{
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$object->transaction_start();
$user = new User_Model($this->user_id);
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$vote->vote = $form_data['vote'];
$vote->comment = $form_data['comment'];
$vote->time = date('Y-m-d H:i:s');
$vote->save_throwable();
switch ($vote->type)
{
case Vote_Model::WORK:
$subject = mail_message::format('work_vote_update_subject');
$body = mail_message::format('work_vote_update', array
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(
$user->name.' '.$user->surname,
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$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
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));
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break;
case Vote_Model::REQUEST:
$subject = mail_message::format('request_vote_update_subject');
$body = mail_message::format('request_vote_update', array
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(
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$user->name.' '.$user->surname,
$object->user->name.' '.$object->user->surname,
url_lang::base().'requests/show/'.$object->id
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));
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break;
}
// send message about vote adding to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$vote->type,
$object->id
);

$object->state = Vote_Model::get_state($object);

switch ($object->state)
{
// item is approved
case Vote_Model::STATE_APPROVED:
switch ($vote->type)
{
// item is work
case Vote_Model::WORK:
if (Settings::get('finance_enabled'))
{
// create transfer
$object->transfer_id = Transfer_Model::insert_transfer_for_work_approve(
$object->user->member_id,
$object->suggest_amount
);
}

$subject = mail_message::format('work_approve_subject');
$body = mail_message::format('work_approve', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
));
break;
}
// send messages about work approve to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$vote->type,
$object->id
);
break;
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// work was rejected
case Vote_Model::STATE_REJECTED:
switch ($vote->type)
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{
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// item is work
case Vote_Model::WORK:

$subject = mail_message::format('work_reject_subject');
$body = mail_message::format('work_reject', array
(
$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
));
break;
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}
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// send messages about work approve to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$vote->type,
$object->id
);
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break;
}
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$object->save_throwable();
ORM::factory ('member')
->reactivate_messages($object->user->member_id);

// set up state of approval template
Approval_template_Model::update_state(
$object->approval_template_id
);
$object->transaction_commit();
status::success('Vote has been successfully updated.');
}
catch (Exception $e)
{
$object->transaction_rollback();
status::error('Error - Cannot update vote.', $e);
Log::add_exception($e);
}
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$this->redirect($object_url);
}
else
{
$view = new View('main');
$view->breadcrumbs = $breadcrumbs->html();
$view->title = $title;
$view->content = new View('form');
$view->content->headline = $title;
$view->content->form = $form->html();
$view->render(TRUE);
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}
}

/**
* Function deletes vote
*
* @author Michal Kliment
* @param integer $vote_id id of vote to delete
*/
public function delete ($vote_id = NULL)
{
// is parameter set
if (!$vote_id || !is_numeric($vote_id))
Controller::warning (PARAMETER);

// creates vote object
$vote = new Vote_Model($vote_id);

// vote doesn't exist
if (!$vote->id)
Controller::error(RECORD);

// test type of vote
switch ($vote->type)
{
case Vote_Model::WORK:
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// works are not enabled
if (!Settings::get('works_enabled'))
Controller::error (ACCESS);
$object = new Job_Model($vote->fk_id);
// work doesn't exist
if (!$object->id || $object->job_report_id)
Controller::error(RECORD);
$object_url = Path::instance()->uri(TRUE)->previous();
break;
// it's vote to request
case Vote_Model::REQUEST:
$object = new Request_Model($vote->fk_id);
// request doesn't exist
if (!$object->id)
Controller::error(RECORD);
$object_url = Path::instance()->uri(TRUE)->previous();
break;
default:
Controller::warning(PARAMETER);
break;
}
// cannot delete vote to locked item
if ($object->state != Vote_Model::STATE_NEW
&& $object->state != Vote_Model::STATE_OPEN)
{
status::warning('Error - Cannot delete vote to locked item.');
$this->redirect(Path::instance()->previous());
}
try
{
$object->transaction_start();
$user = new User_Model($this->user_id);
$approval_template_item = new Approval_template_item_Model();

$aro_group = $approval_template_item->get_aro_group_by_approval_template_id_and_user_id(
$object->approval_template_id, $this->user_id,
$object->suggest_amount
);

$vote_rights = $approval_template_item->check_user_vote_rights(
$object, $vote->type, $this->user_id, $object->suggest_amount
);

// access control
if (!$aro_group || !$aro_group->id || !$vote_rights ||
$vote->user_id != $this->user_id)
{
Controller::error(ACCESS);
}
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// item is locked => cannot edit vote
if ($object->state != Vote_Model::STATE_NEW &&
$object->state != Vote_Model::STATE_OPEN)
{
status::warning('It is not possible vote about locked item.');
url::redirect($object_url);
}
switch ($vote->type)
{
case Vote_Model::WORK:
$subject = mail_message::format('work_vote_delete_subject');
$body = mail_message::format('work_vote_delete', array
(
$user->name.' '.$user->surname,
$object->user->name.' '.$object->user->surname,
url_lang::base().'works/show/'.$object->id
));
break;
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case Vote_Model::REQUEST:
$subject = mail_message::format('request_vote_delete_subject');
$body = mail_message::format('request_vote_delete', array
(
$user->name.' '.$user->surname,
$object->user->name.' '.$object->user->surname,
url_lang::base().'requests/show/'.$object->id
));
break;
}
// send message about vote adding to all watchers
Mail_message_Model::send_system_message_to_item_watchers(
$subject,
$body,
$vote->type,
$object->id
);

// delete vote
$vote->delete_throwable();

$object->state = Vote_Model::get_state($object);
$object->save_throwable();

// set up state of approval template
Approval_template_Model::update_state(
$object->approval_template_id
);
$object->transaction_commit();
status::success('Vote has been successfully deleted.');
}
catch (Exception $e)
{
$object->transaction_rollback();
status::error('Error - Cannot delete vote.', $e);
Log::add_exception($e);
}
url::redirect($object_url);
}
/** CALLBACK FUNCTIONS **/

/**
* Callback function to show vote dropwdown in grid
*
* @author Michal Kliment
* @param object $item
* @param string $name
* @param object $input
*/
protected static function vote_form_field ($item, $name, $input, $args = array())
{
if (isset($args[0]) && isset($args[1]))
{
$items_to_vote = $args[0];
$type = $args[1];
if (in_array($item->id, $items_to_vote))
{
$uid = Session::instance()->get('user_id');

$input->options(
$input->options +
Vote_Model::get_vote_options(
$type, $uid == $item->user_id
)
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);
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echo $input->html();
}
}
}
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/**
* Callback function to show comment textarea in grid
*
* @author Michal Kliment
* @param object $item
* @param string $name
* @param object $input
*/
protected static function comment_form_field ($item, $name, $input, $args = array())
{
if (isset($args[0]))
{
$items_to_vote = $args[0];
if (in_array($item->id, $items_to_vote))
{
echo $input->html();
}
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}
}

}