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freenetis-github/application/controllers/mail.php @ 8baed187

8baed187 Michal Kliment
<?php defined('SYSPATH') or die('No direct script access.');
/*
* 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/
*
*/

/**
* Controller for mail messages.
* Mail messages are inner system for communication between users and system.
*
* @author Michal Kliment
* @package Controller
*/
class Mail_Controller extends Mail_messages_Controller
{
/**
* Mail sections, for rendering menu
*
* @var array[string]
*/
public static $sections = array
(
'mail/inbox' => 'Mail inbox',
'mail/sent' => 'Mail sent',
'mail/write_message' => 'Write new message'
);

/**
* index redirects to inbox
*/
public function index()
{
url::redirect('mail/inbox');
}

/**
* Function to get all inbox messages of user
*
* @author Michal Kliment
* @param number $limit_results
* @param string $page_word
* @param number $page
*/
public function inbox($limit_results = 10, $page_word = null, $page = 1)
{
$mail_message_model = new Mail_message_Model();
$total_messages = $mail_message_model->count_all_inbox_messages_by_user_id(
$this->session->get('user_id')
);

if (($sql_offset = ($page - 1) * $limit_results) > $total_messages)
$sql_offset = 0;

// finds all user's inbox messages
$messages = $mail_message_model->get_all_inbox_messages_by_user_id(
$this->session->get('user_id'), $sql_offset, (int) $limit_results
);

// finds ids of all messages - for javascript mark-all function
$arr_ids = array();
foreach ($messages as $message)
{
$arr_ids[] = $message->id;
}

// create grid
$grid = new Grid('mail/inbox', '', array
(
'use_paginator' => true,
'use_selector' => false,
'total_items' => $total_messages,
'current' => $limit_results,
'selector_increace' => 500,
'selector_min' => 500,
'selector_max_multiplier' => 20,
'base_url' => Config::get('lang') . '/mail/inbox/'
. $limit_results,
'uri_segment' => 'page',
'items_per_page' => $limit_results,
'style' => 'classic',
'limit_results' => $limit_results,
));

$grid->form_field('delete')
->order(false)
->type('checkbox');
$grid->callback_field('from_id')
->label(__('From'))
->class('grid_mail_from')
->order(false)
->callback('Mail_Controller::from_field');
$grid->callback_field('subject')
->label(__('Subject'))
->class('grid_mail_subject')
->order(false)
->callback('Mail_Controller::subject_field');
$grid->callback_field('time')
->label(__('Time'))
->class('grid_mail_time')
->order(false)
->callback('Mail_Controller::time_field');
$grid->grouped_action_field()
->add_action()
->icon_action('delete')
->url('mail/delete_message')
->class('delete_link');

// adds extra buttons for messages administration
$grid->form_extra_buttons = array
(
form::checkbox(
'mark_all','on', False,
'onclick="mark_all_checkboxs(\'delete\', new Array(\''.
implode('\',\'',$arr_ids).'\'))"'
).form::label(
'mark_all', __('Mark all'),
'class="mark_all_label"'
),
form::dropdown('operation', array
(
'delete' => __('Delete selected messages'),
'read' => __('Mark selected messages as read'),
'unread' => __('Mark selected messages as unread')
))
);

$grid->form_submit_value = __('Submit');
$grid->datasource($messages);

// form is post
if ($_POST && count($_POST))
{
$operation = $_POST['operation'];
$user_id = $this->session->get('user_id');
$mail_message_model = new Mail_message_Model();
// for each checked messages
foreach ($_POST['delete'] as $message_id => $true)
{
$message = $mail_message_model->where('id', $message_id)->find();

// message doesn't exist
if (!$message->id)
continue;

// deletes message
if ($operation == 'delete')
{
// check if message is really from user inbox
if ($message->to_id == $user_id)
{
if ($message->from_deleted || $message->from_id == $user_id)
$message->delete();
else
{
$message->to_deleted = 1;
$message->readed = 1;
$message->save();
}
}
}
// marks as read
else if ($operation == 'read')
{
$message->readed = 1;
$message->save();
}
// marks as unread
else if ($operation == 'unread')
{
$message->readed = 0;
$message->save();
}
}
url::redirect(url::base(TRUE).url::current(TRUE));
}

$view = new View('main');
$view->title = __('Mail inbox');
$view->content = new View('mail/main');
$view->content->title = __('Mail inbox');
$view->content->content = $grid;
$view->render(TRUE);
}

/**
* Function to get all inbox messages of user
*
* @author Michal Kliment
* @param number $limit_results
* @param string $page_word
* @param number $page
*/
public function sent($limit_results = 10, $page_word = null, $page = 1)
{
$mail_message_model = new Mail_message_Model();
$total_messages = $mail_message_model->count_all_sent_messages_by_user_id(
$this->session->get('user_id')
);

if (($sql_offset = ($page - 1) * $limit_results) > $total_messages)
$sql_offset = 0;

// finds all user's sent messages
$messages = $mail_message_model->get_all_sent_messages_by_user_id(
$this->session->get('user_id'), $sql_offset, (int) $limit_results
);

// finds ids of all messages - for javascript mark-all function
$arr_ids = array();
foreach ($messages as $message)
{
$arr_ids[] = $message->id;
}

// create grid
$grid = new Grid('mail/sent', '', array
(
'use_paginator' => true,
'use_selector' => false,
'total_items' => $total_messages,
'current' => $limit_results,
'selector_increace' => 500,
'selector_min' => 500,
'selector_max_multiplier' => 20,
'base_url' => Config::get('lang').'/mail/sent/'
. $limit_results,
'uri_segment' => 'page',
'items_per_page' => $limit_results,
'style' => 'classic',
'limit_results' => $limit_results,
));

$grid->form_field('delete')
->order(false)
->type('checkbox');
$grid->callback_field('to_id')
->label(__('To'))
->class('grid_mail_to')
->order(false)
->callback('Mail_Controller::to_field');
$grid->callback_field('subject')
->class('grid_mail_subject')
->order(false)
->callback('Mail_Controller::subject_field');
$grid->callback_field('time')
->class('grid_mail_time')
->order(false)
->callback('Mail_Controller::time_field');
$grid->grouped_action_field()
->add_action()
->icon_action('delete')
->url('mail/delete_message')
->class('delete_link');

// adds extra buttons for messages administration
$grid->form_extra_buttons = array(
form::checkbox(
'mark_all','on', False,
'onclick="mark_all_checkboxs(\'delete\', new Array(\''.
implode('\',\'',$arr_ids).'\'))"'
) . form::label(
'mark_all', __('Mark all'),
'class="mark_all_label"'
),
form::dropdown('operation', array
(
'delete' => __('Delete selected messages')
))
);

$grid->form_submit_value = __('Submit');
$grid->datasource($messages);

// form is post
if ($_POST && count($_POST))
{
$operation = $_POST['operation'];
$user_id = $this->session->get('user_id');
$mail_message_model = new Mail_message_Model();
// for each checked messages
foreach ($_POST['delete'] as $message_id => $true)
{
$message = $mail_message_model->where('id', $message_id)->find();

// message doesn't exist
if (!$message->id)
continue;

// deletes message
if ($operation == 'delete')
{
// check if message is really from user inbox
if ($message->from_id == $user_id)
{
if ($message->to_deleted || $message->to_id == $user_id)
$message->delete();
else
{
$message->from_deleted = 1;
$message->save();
}
}
}
}
url::redirect(url::base(TRUE).url::current(TRUE));
}

$view = new View('main');
$view->title = __('Mail sent');
$view->content = new View('mail/main');
$view->content->title = __('Mail sent');
$view->content->content = $grid;
$view->render(TRUE);
}

/**
* Function to get message
*
* @author Michal Kliment
* @param number $message_id
*/
public function show_message($message_id = NULL)
{
// bad parameter
if (!$message_id || !is_numeric($message_id))
Controller::warning(PARAMETER);

$message = new Mail_message_Model($message_id);

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

$user_id = $this->session->get('user_id');

// access control
if ($message->from_id != $user_id && $message->to_id != $user_id)
Controller::error(ACCESS);

$from_user = NULL;
$to_user = NULL;
$current = NULL;

// message is not from user
if ($message->from_id != $user_id)
$from_user = new User_Model($message->from_id);
else
// message is un user's sent messages
$current = 'mail/sent';

// message is not to user
if ($message->to_id != $user_id)
$to_user = new User_Model($message->to_id);
// message is un user's inbox messages
else
{
$current = 'mail/inbox';
// marks message as read
$message->readed = 1;
$message->save();
}

$view = new View('main');
$view->title = __('Show mail message');
$view->content = new View('mail/main');
$view->content->current = $current;
$view->content->title = __('Show mail message');
$view->content->content = new View('mail/show');
$view->content->content->message = $message;
$view->content->content->from_user = $from_user;
$view->content->content->to_user = $to_user;
$view->render(TRUE);
}

/**
* Function to write message
*
* @author Michal Kliment
* @param number $to_id
* @param number $origin_id
*/
public function write_message($to_id = NULL, $origin_id = NULL)
{
$to_value = '';
$subject_value = '';
$body_value = '';

// this is reply
if ($origin_id)
{
// bad parameter
if (!is_numeric($origin_id))
Controller::warning(PARAMETER);

$origin = new Mail_message_Model($origin_id);

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

// message is not from user
if ($origin->from_id != $this->session->get('user_id'))
$to_user = new User_Model($origin->from_id);
else
// user will reply to recipient, not to himself :-)
$to_user = new User_Model($origin->to_id);

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

$to_value = $to_user->login;
$subject_value = 'Re: '.$origin->subject;
$body_value = '<p></p><p>'.$to_user->name.' '.$to_user->surname.' '
. __('wrote on').' '.date::pretty($origin->time).', '
. __('at').' '.date::pretty_time($origin->time)
. ':</p> <i>'.$origin->body.'</i>';
}
// this is message to user
else if ($to_id)
{
// bad parameter
if (!is_numeric($to_id))
Controller::warning(PARAMETER);

$to_user = new User_Model($to_id);

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

$to_value = $to_user->login;
}

$form = new Forge(url::base(TRUE).url::current(TRUE));

$form->input('to')
->class('mail_to_field')
->rules('required')
->value($to_value)
->callback(array($this, 'valid_to_field'))
->help(help::hint('mail_to_field'));
$form->input('subject')
->class('mail_subject_field')
->rules('required|length[1,150]')
->value($subject_value);
$form->html_textarea('body')
->label(__('Text').':')
->class('focus')
->rules('required')
->value($body_value);

$form->submit('Save');

// form is validate
if ($form->validate())
{
$form_data = $form->as_array(FALSE);

$recipients = explode(',', trim($form_data['to']));

$user_model = new User_Model();
// sends message fo each recipients
foreach ($recipients as $recipient)
{
$user = $user_model->where('login',trim($recipient))->find();

$mail_message = new Mail_message_Model();
$mail_message->from_id = $this->session->get('user_id');
$mail_message->to_id = $user->id;
$mail_message->subject = htmlspecialchars($form_data['subject']);
$mail_message->body = $form_data['body'];
$mail_message->time = date('Y-m-d H:i:s');
$mail_message->save();
}

status::success('Message has been successfully sent.');
url::redirect('mail/sent');
}

$view = new View('main');
$view->title = __('Write new message');
$view->content = new View('mail/main');
$view->content->title = __('Write new message');
$view->content->content = $form->html();
$view->render(TRUE);
}

/**
* Function to delete message
*
* @author Michal Kliment
* @param number $message_id
*/
public function delete_message($message_id = NULL)
{
// bad parameter
if (!$message_id)
Controller::warning(PARAMETER);

$message = new Mail_message_Model($message_id);

// record does't exist
if (!$message->id)
Controller::error(RECORD);

$user_id = $this->session->get('user_id');

// access control
if ($message->from_id != $user_id && $message->to_id != $user_id)
Controller::error(ACCESS);

// user is recipient
if ($message->to_id == $user_id)
{
if ($message->from_deleted || $message->from_id == $user_id)
$message->delete();
else
{
$message->to_deleted = 1;
$message->save();
}
status::success('Message has been successfully deleted.');
url::redirect('mail/inbox');
}
// user is sender
else if ($message->from_id == $user_id)
{
if ($message->to_deleted || $message->to_id == $user_id)
$message->delete();
else
{
$message->from_deleted = 1;
$message->save();
}
status::success('Message has been successfully deleted.');
url::redirect('mail/sent');
}
}

/* ********************* CALLBACK FUNCTION ********************************/

/**
* Callback function to return sender as link, marks unread message
*
* @author Michal Kliment
* @param object $item
* @param string $name
*/
protected static function from_field($item, $name)
{
if (!$item->readed) echo '<b>';

// access conntrol
if (Controller::instance()->acl_check_view(
'Users_Controller', 'users', $item->member_id
))
{
echo html::anchor('users/show/'.$item->from_id, $item->user_name, array
(
'title' => __('Show user')
));
}
else
{
echo $item->user_name;
}
if (!$item->readed) echo '</b>';
}

/**
* Callback function to return recipient as link, marks unread message
*
* @author Michal Kliment
* @param object $item
* @param string $name
*/
protected static function to_field($item, $name)
{
if (!$item->readed) echo '<b>';

// access conntrol
if (Controller::instance()->acl_check_view(
'Users_Controller', 'users', $item->member_id
))
{
echo html::anchor('users/show/' . $item->to_id, $item->user_name, array
(
'title' => __('Show user')
));
}
else
{
echo $item->user_name;
}

if (!$item->readed) echo '</b>';
}

/**
* Callback function to return subject as link, marks unread message
*
* @author Michal Kliment
* @param object $item
* @param string $name
*/
protected static function subject_field($item, $name)
{
$subject = $item->subject;

if (mail_message::is_formated($subject))
{
$subject = mail_message::printf($subject);
}

if (!$item->readed) echo '<b>';
{
echo html::anchor('mail/show_message/'.$item->id, $subject, array
(
'title' => __('Read message')
));
}
if (!$item->readed)
echo '</b> ('.strtolower(__('unread')).')';
}

/**
* Callback function to return time in human format (Google style)
*
* @author Michal Kliment
* @param object $item
* @param string $name
*/
protected static function time_field($item, $name)
{
if (!$item->readed)
echo '<b>';
echo date::mail_time($item->time);
if (!$item->readed)
echo '</b>';
}
}