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freenetis-github/application/models/request.php @ 5de08689

31ca0a32 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/
*
*/

/**
* Requests of an user to leader if the association. Request is specified by
* type that defines what user who create it want to achieve with it,
* description, date and optionaly with suggested amount mony that are
* required for full filling of request.
* Each request is accepted/declined by association by voting that is define
* by related approval template.
*
* @author Michal Kliment, Ondřej Fibich
* @package Model
*
* @property integer $type
* @property integer $user_id
* @property User_Model $user
* @property integer $approval_template_id
* @property Approval_template_Model $approval_template
* @property string $description
* @property double $suggest_amount
* @property string $date
*/
class Request_Model extends ORM
{
protected $belongs_to = array
(
'user', 'approval_template'
);
/**
* request is made for support (a member what to help with a thing that he
* do not undestand or he/she is not authorised to do it)
*/
const TYPE_SUPPORT = 0;
/**
* request is an proposal on the association that may contains information
* about proposal cost
*/
const TYPE_PROPOSAL = 1;
/** new request, one votes about it, can be edited */
const STATE_NEW = 0;
/** open request, approval already started, cannot be edited */
const STATE_OPEN = 1;
/** rejected request */
const STATE_REJECTED = 2;
/** approved request */
const STATE_APPROVED = 3;
/** types */
private static $types = array
(
self::TYPE_SUPPORT => 'support request',
self::TYPE_PROPOSAL => 'proposal to association'
);
/** states */
private static $states = array
(
self::STATE_NEW => 'pending',
self::STATE_OPEN => 'pending',
self::STATE_REJECTED => 'rejected',
self::STATE_APPROVED => 'approved'
);
/**
* Gets mane to a type
*
* @param integer $type
* @param boolean $translate Translate types? [default: TRUE]
* @return string
*/
public static function get_type_name($type, $translate = TRUE)
{
if (isset(self::$types[$type]))
{
if ($translate)
{
return __(self::$types[$type]);
}
else
{
return self::$types[$type];
}
}
return NULL;
}
/**
* Gets possible types of a proposal
*
* @param boolean $translate Translate types? [default: TRUE]
* @return array
*/
public static function get_types($translate = TRUE)
{
if ($translate)
{
return array_map('__', self::$types);
}
return self::$types;
}
/**
* Indicate whether a request with a type that is given by a param may
* contains data in suggest_amount attribute.
*
* @param integer $type Request type constant
* @return boolean
*/
public static function has_suggest_amount($type)
{
return ($type == self::TYPE_PROPOSAL);
}

/**
* Returns state name
*
* @author Michal Kliment
* @param integer $state
* @return string
*/
public static function get_state_name($state)
{
if (array_key_exists($state, self::$states))
{
return __(self::$states[$state]);
}
else
{
return '';
}
}
/**
* Returns all requests
*
* @param integer $limit_from
* @param integer $limit_results
* @param string $order_by
* @param string $order_by_direction
* @param string $filter_sql
* @return MySQL_Iterator
*/
public function get_all_requests($limit_from = 0, $limit_results = 50,
$order_by = 'id', $order_by_direction = 'ASC', $filter_sql = '')
{
$limit = '';
if ($limit_from && $limit_results)
{
$limit = 'LIMIT '.intval($limit_from).', '.$limit_results;
}
$where = '';
if ($filter_sql != '')
{
$where = 'WHERE '.$filter_sql;
}
return $this->db->query("
SELECT
r.id, r.user_id, uname, description, suggest_amount, date, state,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS agree_count,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS disagree_count,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS abstain_count,
SUM(r.vote) AS approval_state,
GROUP_CONCAT(vote_comment SEPARATOR '\n\n') AS vote_comments,
COUNT(comment_id) AS comments_count,
GROUP_CONCAT(r.comment SEPARATOR '\n\n') AS comments,
v.vote, v.comment, r.type
FROM
(
SELECT r.*, CONCAT(u.name,' ',u.surname) AS uname,
IFNULL(vote,0) AS vote,
CONCAT(
vu.name, ' ',vu.surname,' (',
SUBSTRING(v.time,1,10),'): \n',vn.name,
IF(v.comment NOT LIKE '', '-',''),v.comment
) AS vote_comment,
c.id AS comment_id,
CONCAT(
cu.name,' ', cu.surname,' (',
SUBSTRING(c.datetime, 1, 10),'): \n', c.text
) AS comment
FROM requests r
JOIN users u ON r.user_id = u.id
LEFT JOIN votes v ON v.fk_id = r.id AND v.type = ?
LEFT JOIN
(
SELECT ? AS name, ? AS value
UNION
SELECT ? AS name, ? AS value
UNION
SELECT ? AS name, ? AS value
) vn ON v.vote = vn.value
LEFT JOIN users vu ON v.user_id = vu.id
LEFT JOIN comments_threads ct ON r.comments_thread_id = ct.id
LEFT JOIN comments c ON c.comments_thread_id = ct.id
LEFT JOIN users cu ON c.user_id = cu.id
) r
LEFT JOIN votes v ON v.fk_id = r.id AND v.type = ? AND v.user_id = ?
$where
GROUP BY r.id
$limit
", array
(
Vote_Model::AGREE, Vote_Model::REQUEST,
Vote_Model::DISAGREE, Vote_Model::REQUEST,
Vote_Model::ABSTAIN, Vote_Model::REQUEST,
Vote_Model::REQUEST,
Vote_Model::get_vote_option_name(Vote_Model::AGREE), Vote_Model::AGREE,
Vote_Model::get_vote_option_name(Vote_Model::DISAGREE), Vote_Model::DISAGREE,
Vote_Model::get_vote_option_name(Vote_Model::ABSTAIN), Vote_Model::ABSTAIN,
Vote_Model::REQUEST, Session::instance()->get('user_id'),
));
}
/**
* Counts all requests
*
* @author Michal Kliment
* @param string $filter_sql
* @return integer
*/
public function count_all_requests($filter_sql = '')
{
return count($this->get_all_requests(NULL, NULL, NULL, NULL, $filter_sql));
}
/**
* Only returns suggest amount of work
*
* @author Michal Kliment
* @return integer
*/
public function get_suggest_amount()
{
return $this->suggest_amount;
}
/**
* Function to return all requests of user
* @author Michal Kliment
*
* @param number $user_id
* @return Mysql_Result
*/
public function get_all_requests_by_user($user_id, $state = '')
{
$where = '';
switch ($state)
{
case 'pending':
$where = ' AND (state = '.Vote_Model::STATE_NEW.' OR state = '.Vote_Model::STATE_OPEN.')';
break;
case 'approved':
$where = ' AND state = '.Vote_Model::STATE_APPROVED;
break;
case 'rejected':
$where = ' AND state = '.Vote_Model::STATE_REJECTED;
break;
}
// query
return $this->db->query("
SELECT
r.id, description, suggest_amount, date, state, r.type,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS agree_count,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS disagree_count,
(
SELECT COUNT(*)
FROM votes
WHERE vote = ? AND votes.fk_id = r.id AND votes.type = ?
) AS abstain_count,
SUM(r.vote) AS approval_state,
GROUP_CONCAT(vote_comment SEPARATOR '\n\n') AS vote_comments,
COUNT(comment_id) AS comments_count,
GROUP_CONCAT(r.comment SEPARATOR '\n\n') AS comments
FROM
(
SELECT r.*, CONCAT(u.name,' ',u.surname) AS uname,
IFNULL(vote,0) AS vote,
CONCAT(
vu.name, ' ',vu.surname,' (',
SUBSTRING(v.time,1,10),'): \n',vn.name,
IF(v.comment NOT LIKE '', '-',''),v.comment
) AS vote_comment,
c.id AS comment_id,
CONCAT(
cu.name,' ', cu.surname,' (',
SUBSTRING(c.datetime, 1, 10),'): \n', c.text
) AS comment
FROM requests r
JOIN users u ON r.user_id = u.id
LEFT JOIN votes v ON v.fk_id = r.id AND v.type = ?
LEFT JOIN
(
SELECT ? AS name, ? AS value
UNION
SELECT ? AS name, ? AS value
UNION
SELECT ? AS name, ? AS value
) vn ON v.vote = vn.value
LEFT JOIN users vu ON v.user_id = vu.id
LEFT JOIN comments_threads ct ON r.comments_thread_id = ct.id
LEFT JOIN comments c ON c.comments_thread_id = ct.id
LEFT JOIN users cu ON c.user_id = cu.id
) r
WHERE r.user_id = ? $where
GROUP BY r.id
", array
(
Vote_Model::AGREE, Vote_Model::REQUEST,
Vote_Model::DISAGREE, Vote_Model::REQUEST,
Vote_Model::ABSTAIN, Vote_Model::REQUEST,
Vote_Model::REQUEST,
Vote_Model::get_vote_option_name(Vote_Model::AGREE), Vote_Model::AGREE,
Vote_Model::get_vote_option_name(Vote_Model::DISAGREE), Vote_Model::DISAGREE,
Vote_Model::get_vote_option_name(Vote_Model::ABSTAIN), Vote_Model::ABSTAIN,
$user_id
));
}
}