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freenetis-github/application/controllers/members_fees.php @ 73dfab3e

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<?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/
*
*/

/**
* Members fees controller defines members fees (groups fees and members).
*
* @author Kliment Michal
* @package Controller
*/
class Members_fees_Controller extends Controller
{
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/**
* Constructor, only test if finance is enabled
*/
public function __construct()
{
parent::__construct();
if (!Settings::get('finance_enabled'))
Controller::error (ACCESS);
}
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/**
* Function to show tariffs of member
* For each fee type shows independent grid
*
* @author Michal Kliment
* @param number $member_id if of member to show his tariff
*/
public function show_by_member ($member_id = NULL)
{
// wrong parameter?
if (!$member_id || !is_numeric($member_id))
Controller::warning(PARAMETER);

$member = new Member_Model($member_id);

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

// access control
if (!$this->acl_check_view('Members_Controller', 'fees', $member->id))
Controller::error(ACCESS);

$members_fee_model = new Members_fee_Model();

// array for storing ids and names of fee type
$arr_fee_types = array();

// 2-dimensional array of member's fees
$arr_members_fees = array();

// array of grids, each for each fee type
$members_fees_grids = array();

/**
* Finds all fees belongs to member and stores it in 2-dimensional array
* First index is fee type, second fee
* It's for later rendering of grids
*/
$members_fees = $members_fee_model->get_all_fees_by_member_id($member->id);
foreach ($members_fees as $member_fee)
{
// convert to 2-dimensional array
$arr_members_fees[$member_fee->fee_type_id][] = $member_fee;

// this fee type is not yet in array
if (!isset($arr_fee_types[$member_fee->fee_type_id]))
$arr_fee_types[$member_fee->fee_type_id] = $member_fee->fee_type_name;
}

// progressively generates all grids for all fee types
foreach ($arr_members_fees as $fee_type_id => $member_fee)
{
// create grid
$members_fees_grids[$fee_type_id] = new Grid(
url::base(TRUE).url::current(), '', array
(
'use_paginator' => false,
'use_selector' => false,
'total_items' => count($member_fee)
));

// access control
if ($this->acl_check_new('Members_Controller', 'fees', $member->id))
{
$members_fees_grids[$fee_type_id]->add_new_button(
'members_fees/add/'.$member->id.'/'.$fee_type_id,
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__('Add new'),
array('class' => 'popup_link')
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);
}

// set grid fields
$members_fees_grids[$fee_type_id]->field('id')
->label(__('Id'));
$members_fees_grids[$fee_type_id]->callback_field('fee_fee')
->label(__('Fee'))
->callback('callback::money');
$members_fees_grids[$fee_type_id]->callback_field('fee_name')
->label(__('Name'))
->callback('Members_fees_Controller::fee_name_field');
$members_fees_grids[$fee_type_id]->field('activation_date');
$members_fees_grids[$fee_type_id]->field('deactivation_date');
$members_fees_grids[$fee_type_id]->callback_field('status')
->class('center')
->callback('Members_fees_Controller::status_field');
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$members_fees_grids[$fee_type_id]->callback_field('comment');
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$actions = $members_fees_grids[$fee_type_id]->grouped_action_field();
// access control
if ($this->acl_check_edit('Members_Controller', 'fees', $member->id))
{
$actions->add_conditional_action()
->icon_action('edit')
->condition('special_type_id_is_not_membership_interrupt')
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->url('members_fees/edit')
->class('popup_link');
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}

// access control
if ($this->acl_check_delete('Members_Controller', 'fees', $member->id))
{
$actions->add_conditional_action()
->icon_action('delete')
->condition('special_type_id_is_not_membership_interrupt')
->url('members_fees/delete')
->class('delete_link');
}

// set data source for this grid
$members_fees_grids[$fee_type_id]->datasource($member_fee);
}

$links = array();

// access control
if ($this->acl_check_new('Members_Controller', 'fees', $member->id))
{
$links[] = html::anchor(
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'members_fees/add/'.$member->id, __('Add new tariff'),
array('class' => 'popup_link')
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);
}

// finds default fee
$fee_model = new Fee_Model();
$default_fee = $fee_model->get_default_fee_by_date_type(
date('Y-m-d'), 'regular member fee'
);
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// default fee is set
if ($default_fee && $default_fee->fee)
{
$default_fee = $default_fee->fee;
}
// default fee is not set
else
{
$default_fee = NULL;
}
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// breadcrumbs
$breadcrumbs = breadcrumbs::add()
->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/'.$member->id,
"ID $member->id - $member->name",
$this->acl_check_view(
'Members_Controller', 'members', $member->id
)
)
->enable_translation()
->text('Tariffs');

$view = new View('main');
$view->title = __('List of tariffs of member'). ' '.$member->name;
$view->breadcrumbs = $breadcrumbs->html();
$view->content = new View('members/fees_show_by_member');
$view->content->links = $links;
$view->content->member = $member;
$view->content->fee_types = $arr_fee_types;
$view->content->members_fees_grids = $members_fees_grids;
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$view->content->default_fee = $default_fee;
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$view->render(TRUE);
}

/**
* Function to add new tariffs
* If member is set, adds new tariff to this member
* If fee type is set, adds new tariffs only for fees of this type
*
* @author Michal Kliment
* @param number $member_id id of member, to which adds new tariff (optional)
* @param number $fee_type_id id fee type (optional)
*/
public function add($member_id = NULL, $fee_type_id = NULL)
{
$member_model = new Member_Model();
$fee_model = new Fee_Model();
$enum_type_model = new Enum_type_Model();
$translation_model = new Translation_Model();
$breadcrumbs = breadcrumbs::add();

// array of members, if member is set, it will be contain only this member
$arr_members = array();

$arr_fee_types = array();

// array of fees, if fee type is set, it will be contain only fees with this type
$arr_fees = array();

// default value for from field
$from = '';

// member_id is set and is numeric
if($member_id && is_numeric($member_id))
{
// finds member with this ID
$member = $member_model->get_member_joined($member_id);

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

// access control
if (!$this->acl_check_new('Members_Controller', 'fees', $member->id))
Controller::error(ACCESS);

// his entrance date
$entrance_date = str_replace('-', '/', $member->entrance_date);

// set up from default value to member entrance date
$from = $member->entrance_date;

// his leaving date (empthy if is not set)
$leaving_date = ($member->leaving_date!='0000-00-00') ?
str_replace('-', '/', $member->leaving_date) : '';

// stores member to array
$arr_members[$member->id] = $member->surname.' '.
$member->name. ' (ID '.$member->id.') - '.$entrance_date;

// it's former member
if ($leaving_date!='')
$arr_members[$member->id] .= ' - '.$leaving_date;
// breadcrumbs
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/'.$member->id,
"ID $member->id - $member->name $member->surname",
$this->acl_check_view(
'Members_Controller', 'members', $member->id
)
)
->enable_translation()
->link('members_fees/show_by_member/' . $member_id, 'Tariffs',
$this->acl_check_view('Members_Controller', 'fees', $member->id))
->text('Add new tariff');
}
// member_id is not set (or it is not numeric)
else
{
// access control
if (!$this->acl_check_new('Members_Controller', 'fees'))
Controller::error(ACCESS);

// finds all members
$members = $member_model->get_members_joined();

// convert to array
foreach ($members as $member)
{
// member's entrance date
$entrance_date = str_replace('-', '/', $member->entrance_date);

// member's leaving date (empthy if is not set)
$leaving_date = ($member->leaving_date!='0000-00-00') ?
str_replace('-', '/', $member->leaving_date) : '';

// stores member to array
$arr_members[$member->id] = $member->surname.' '.$member->name
. ' (ID '.$member->id.') - '.$entrance_date;

// it's former member
if ($leaving_date!='')
$arr_members[$member->id] .= ' - '.$leaving_date;
}

// adds empthy option
$arr_members = arr::merge(array
(
NULL => '----- '.__('Select member').' -----'
), $arr_members);
// breadcrumbs
$breadcrumbs->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->text('Add new tariff');
}

// fee_id is not set (or it is not numeric)
if ($fee_type_id && is_numeric($fee_type_id))
{
// find fee type
$fee_type = $enum_type_model->where(array
(
'id' => $fee_type_id,
'type_id' => Enum_type_Model::FEE_TYPE_ID
))->find();

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

// store fee type to array
$arr_fee_types[$fee_type->id] =
$translation_model->get_translation($fee_type->value);

// finds all fees of this type
$fees = $fee_model->get_all_fees_by_fee_type_id($fee_type->id);

}

// fee_id is not set (or it is not numeric)
else
{
// finds all fees
$arr_fee_types = $enum_type_model->get_values(Enum_type_Model::FEE_TYPE_ID);
$arr_fee_types = arr::merge(array
(
NULL => '----- '.__('Select fee type').' -----'
), $arr_fee_types);

// finds all fees
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$total_fees = $fee_model->count_all();
$fees = $fee_model->get_all_fees(0, $total_fees, 'type_id');
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}

// converts to array
foreach ($fees as $fee)
{
// tariff of membership interrupt can be add only by adding of new membership interrupt
if ($fee->special_type_id == Fee_Model::MEMBERSHIP_INTERRUPT)
continue;

// name is optional, uses it only if it is not empty
$name = ($fee->readonly) ? __(''.$fee->name) : $fee->name;
$name = ($name!='') ? "- $name " : "";

// in from and to date replaces dashes with slashes
$fee_from = str_replace('-','/',$fee->from);
$fee_to = str_replace('-','/',$fee->to);

// stores fee to array
$arr_fees[$fee->id] = "$fee->fee ".$this->settings->get('currency')
." $name($fee_from-$fee_to)";
}

// adds empthy option
$arr_fees = arr::merge(array
(
NULL => '----- '.__('Select fee').' -----'
), $arr_fees);

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

$form->dropdown('member_id')
->label('Member')
->options($arr_members)->rules('required')
->style('width: 620px');
$form->dropdown('fee_type_id')
->label('Fee type')
->options($arr_fee_types)
->style('width: 620px');
$form->dropdown('fee_id')
->label('Fee')
->options($arr_fees)
->rules('required')
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->add_button('fees', 'add', $fee_type_id."?popup=1")
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->style('width: 600px');
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$form->date('from')
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->label('Date from')
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->rules('required')
->callback(array($this, 'valid_from'))
->value(strtotime($from));
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$form->date('to')
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->label('Date to')
->callback(array($this, 'valid_to'));
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$form->textarea('comment');
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$form->submit('Save');

// form is validate
if ($form->validate())
{
// converts form data to array
$form_data = $form->as_array();
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$members_fee = new Members_fee_Model();
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try
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{
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$members_fee->transaction_start();
$member = new Member_Model($form_data['member_id']);
$from = date('Y-m-d', $form_data['from']);

// to is empthy? uses fee's end date
if (empty($form_data['to']))
{
$fee = new Fee_Model($form_data['fee_id']);
$to = $fee->to;
}
else
{
$to = date('Y-m-d', $form_data['to']);
}

$members_fee->member_id = $member->id;
$members_fee->fee_id = $form_data['fee_id'];
$members_fee->activation_date = $from;
$members_fee->deactivation_date = $to;
$members_fee->comment = $form_data['comment'];
$members_fee->save_throwable();
Accounts_Controller::recalculate_member_fees(
$member->get_credit_account()->id
);

ORM::factory ('member')
->reactivate_messages($member->id);
$members_fee->transaction_commit();

status::success('Tariff has been successfully added.');
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}
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catch (Exception $e)
{
$members_fee->transaction_rollback();
Log::add_exception($e);
status::success('Error - Cannot add tariff.');
}
$this->redirect('members_fees/show_by_member/'.$form_data['member_id']);
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}
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else
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{
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// member_id is set
if ($member_id)
{
// fee_type_id is set
if ($fee_type_id)
// writes title with member name and fee type name
$title = __('Add new tariff of type %s to member',
$arr_fee_types[$fee_type_id]
).' '.$member->member_name;
else
// writes title with only member name
$title = __('Add new tariff to member')
. ' '.$member->member_name;
}
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else
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// writes general title
$title = __('Add new tariff');

$view = new View('main');
$view->title = $title;
$view->breadcrumbs = $breadcrumbs->html();
$view->content = new View('form');
$view->content->form = $form->html();
$view->content->headline = $title;
$view->render(TRUE);
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}
}

/**
* Function to edit tariff
*
* @author Michal Kliment
* @param number $members_fee_id id of members fee to edit
*/
public function edit ($members_fee_id = NULL)
{
// wrong paremeter
if (!$members_fee_id || !is_numeric($members_fee_id))
Controller::warning(PARAMETER);

$members_fee = new Members_fee_Model($members_fee_id);

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

// access control
if (!$this->acl_check_edit('Members_Controller', 'fees', $members_fee->member->id))
Controller::error(ACCESS);

// read-only tariff cannot be edited
if ($members_fee->fee->special_type_id == Fee_Model::MEMBERSHIP_INTERRUPT)
{
status::success('Read-only tariff cannot be edited.');
url::redirect(
url_lang::base().'members_fees/show_by_member/'.
$members_fee->member_id
);
}

// finds entrance date of member, who belongs to members fee
$entrance_date = str_replace('-', '/', $members_fee->member->entrance_date);

// finds leaving date of member, who belongs to members fee (empthy if is not set)
$leaving_date = ($members_fee->member->leaving_date!='0000-00-00') ?
str_replace('-', '/', $members_fee->member->leaving_date) : '';

// stores member into array
$arr_members[$members_fee->member->id] = $members_fee->member->name.
' (ID '.$members_fee->member->id.') - '.$entrance_date;

// it's former member
if ($leaving_date!='')
$arr_members[$members_fee->member->id] .= ' - '.$leaving_date;

$translation_model = new Translation_Model();

// translate fee type name
$type = $translation_model->get_translation(
$members_fee->fee->type->value
);

// name is optional, uses it only if it is not empthy
$name = ($members_fee->fee->readonly) ?
__(''.$members_fee->fee->name) :
$members_fee->fee->name;
$name = ($name!='') ? $name." ($type)" : $type;

// in from and to date replaces dashes with slashes
$from = str_replace('-','/',$members_fee->fee->from);
$to = str_replace('-','/',$members_fee->fee->to);

// stores fee to array
$arr_fees[$members_fee->fee_id] = "$name - ".$members_fee->fee->fee." ".
$this->settings->get('currency')." ($from-$to)";

// creates form
$form = new Forge(url::base(TRUE).url::current());
// stores members_fee_id for callback function
$form->hidden('members_fee_id')
->value($members_fee->id);
$form->dropdown('member_id')
->label('Member')
->options($arr_members)
->rules('required')
->style('width: 620px');
$form->dropdown('fee_id')
->label('Fee')
->options($arr_fees)
->rules('required')
->style('width: 620px');

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$form->date('from')
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->label('Date from')
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->rules('required')
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->callback(array($this, 'valid_from'))
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->value(strtotime($members_fee->activation_date));
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$form->date('to')
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->label('Date to')
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->rules('required')
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->callback(array($this, 'valid_to'))
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->value(strtotime($members_fee->deactivation_date));
$form->textarea('comment')
->value($members_fee->comment);
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$form->submit('Save');

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

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try
{
$members_fee->transaction_start();
$members_fee->activation_date = date('Y-m-d', $form_data['from']);
$members_fee->deactivation_date = date('Y-m-d', $form_data['to']);
$members_fee->comment = $form_data['comment'];
$members_fee->save_throwable();
Accounts_Controller::recalculate_member_fees(
$members_fee->member->get_credit_account()->id
);

ORM::factory ('member')
->reactivate_messages($members_fee->member->id);
$members_fee->transaction_commit();
status::success('Tariff has been successfully updated.');
}
catch (Exception $e)
{
$members_fee->transaction_rollback();
status::error('Error - Cannot update tariff.', $e);
Log::add_exception($e);
}
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$this->redirect('members_fees/show_by_member/'.$form_data['member_id']);
}
else
{
// breadcrumbs
$breadcrumbs = breadcrumbs::add()
->link('members/show_all', 'Members',
$this->acl_check_view('Members_Controller', 'members'))
->disable_translation()
->link('members/show/'.$members_fee->member->id,
'ID ' . $members_fee->member->id . ' - ' .
$members_fee->member->name,
$this->acl_check_view(
'Members_Controller', 'members',
$members_fee->member->id
)
)->enable_translation()
->link('members_fees/show_by_member/' . $members_fee->member->id, 'Tariffs',
$this->acl_check_view(
'Members_Controller', 'fees',
$members_fee->member->id
)
)->text($members_fee->fee->name . ' (' . $members_fee->fee->fee . ')')
->text('Edit tariff');

$view = new View('main');
$view->title = __('Edit tariff of member').
' '.$members_fee->member->name;
$view->breadcrumbs = $breadcrumbs->html();
$view->content = new View('form');
$view->content->form = $form->html();
$view->content->headline = __('Edit tariff of member').' '.$members_fee->member->name;
$view->render(TRUE);
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}
}

/**
* Function to delete tariffs
*
* @author Michal Kliment
* @param integer $members_fee_id
*/
public function delete ($members_fee_id = NULL)
{
// wrong parameter?
if (!$members_fee_id || !is_numeric($members_fee_id))
Controller::warning(PARAMETER);

$members_fee = new Members_fee_Model($members_fee_id);

// members fee doesnt'exist
if (!$members_fee->id)
Controller::error(RECORD);

// access control
if (!$this->acl_check_delete('Members_Controller', 'fees', $members_fee->member->id))
Controller::error(ACCESS);

// read-only tariff cannot be edited
if ($members_fee->fee->special_type_id == Fee_Model::MEMBERSHIP_INTERRUPT)
{
status::warning('Read-only tariff cannot be deleted.');
url::redirect('members_fees/show_by_member/'.$members_fee->member_id);
}
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$member_id = $members_fee->member_id;
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try
{
$members_fee->transaction_start();
// stores member to later redirect to list of his tariffs
$member = new Member_Model($members_fee->member_id);
// deletes members fee
$members_fee->delete_throwable();
Accounts_Controller::recalculate_member_fees(
$member->get_credit_account()->id
);
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ORM::factory ('member')
->reactivate_messages($member->id);
$members_fee->transaction_commit();
status::success('Tariff has been successfully deleted.');
}
catch (Exception $e)
{
$members_fee->transaction_rollback();
Log::add_exception($e);
status::error('Error - Cannot delete tariff.', $e);
}
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$this->redirect('members_fees/show_by_member/'.$member_id);
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}

/* ----------- CALLBACK FUNCTIONS --------------------------------------- */

/**
* Callback function to validate form field
*
* @author Michal Kliment
* @param object $input
*/
public function valid_from ($input = NULL)
{
// validators cannot be accessed
if (empty($input) || !is_object($input))
{
self::error(PAGE);
}
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$from = date('Y-m-d', trim($input->value));
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$to = trim($this->input->post('to'));

// members_fee_id is set only if is callback call from edit function
$members_fee_id = ($this->input->post('members_fee_id')) ?
$this->input->post('members_fee_id') : NULL;
$fee = new Fee_Model($this->input->post('fee_id'));

// to is empthy? uses fee's end date
if ($to == '')
$to = $fee->to;

// date must be in interval of fee
if ($fee->from > $from || $fee->to < $to || $fee->to < $from)
{
$input->add_error('required', __('Date must be in interval of fee.'));
}

$member = new Member_Model($this->input->post('member_id'));

// member entranced after tariff activation date
if ($member->entrance_date > $from || $member->entrance_date > $to)
{
$input->add_error('required', __('Date must be in interval of membership.'));
}

// member is former member
if ($member->leaving_date != '0000-00-00')
{
// member ended his membership before tariff activation date
if ($member->leaving_date < $from || $member->leaving_date < $to)
{
$input->add_error('required', __('Date must be in interval of membership.'));
}
}

$members_fees = ORM::factory('members_fee')->exists(
$member->id, $fee->type_id, $from, $to, $members_fee_id
);

// another fee of this type is already set up for this interval
if (count($members_fees))
{
$input->add_error('required', __(
'This member has already set up this fee type for this interval.'
));
}
}

/**
* Callback function to validate to field
*
* @author Michal Kliment
* @param $input
*/
public function valid_to ($input = NULL)
{
// validators cannot be accessed
if (empty($input) || !is_object($input))
{
self::error(PAGE);
}
// value is empthy? uses fee's end date
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if (empty($value))
{
$fee = new Fee_Model($this->input->post('fee_id'));
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$value = $fee->to;
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}
else
{
$value = date('Y-m-d', trim($input->value));
}
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// to cannot be smaller then from
if ($this->input->post('from') > $value)
{
$input->add_error('required', __('Date from must be smaller then date to.'));
}

// test of interval of dates
$interval = date::interval($value, $this->input->post('from'));

// minimal duration is one month
if (!$interval['m'] && !$interval['y'])
{
$input->add_error('required', __('Minimal duration is one month.'));
}
}

/**
* Callback function to render fee's name
*
* @author Michal Kliment
* @param $item
* @param $name
*/
protected static function fee_name_field($item, $name)
{
// translates only read-only fee names
if ($item->readonly)
echo __(''.$item->fee_name);
else
echo $item->fee_name;
}

/**
* Callback function to render images for status field
*
* @author Michal Kliment
* @param object $item
* @param string $name
*/
protected static function status_field($item, $name)
{
// finds active fee for current date and this member and this fee type
$activate_fee = ORM::factory('members_fee')->get_active_fee_by_member_type(
$item->member_id, $item->fee_type_id
);

// tariff is active
if ($activate_fee && $activate_fee->id == $item->id)
{
// show active image
echo html::image(array
(
'src' => resource::state('active'),
'alt' => __('Active'),
'title' => __('Active')
));
}
else
{
// show inactive image
echo html::image(array
(
'src' => resource::state('inactive'),
'alt' => __('Inactive'),
'title' => __('Inactive')
));
}
}
}