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freenetis-github/application/controllers/approval_templates.php @ 67e49d08

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/
*
*/

/**
* Handles approval templates which define name of approval.
*
* @author Michal Kliment
* @package Controller
*/
class Approval_templates_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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/**
* Index redirects to show all
*/
public function index()
{
url::redirect('approval_templates/show_all');
}

/**
* Function to show all approval templates
*
* @author Michal Kliment
* @param number $limit_results
* @param string $order_by
* @param string $order_by_direction
* @param string $page_word
* @param number $page
*/
public function show_all(
$limit_results = 100, $order_by = 'id', $order_by_direction = 'ASC',
$page_word = null, $page = 1)
{
//access control
if (!$this->acl_check_view('approval', 'templates'))
Controller::error(ACCESS);

// gets new selector
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if (is_numeric($this->input->post('record_per_page')))
$limit_results = (int) $this->input->post('record_per_page');
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$approval_template_model = new Approval_template_Model();
$total_approval_templates = $approval_template_model->count_all();

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

$approval_templates = $approval_template_model->get_all_approval_templates(
$sql_offset, (int)$limit_results, $order_by, $order_by_direction
);

// create grid
$grid = new Grid('approval_templates/show_all', __('List of all approval templates'), array
(
'use_paginator' => true,
'use_selector' => true,
'current' => $limit_results,
'selector_increace' => 100,
'selector_min' => 100,
'selector_max_multiplier' => 20,
'base_url' => Config::get('lang').'/approval_templates/show_all/'
. $limit_results.'/'.$order_by.'/'.$order_by_direction ,
'uri_segment' => 'page',
'total_items' => $total_approval_templates,
'items_per_page' => $limit_results,
'style' => 'classic',
'order_by' => $order_by,
'order_by_direction' => $order_by_direction,
'limit_results' => $limit_results,
));

$grid->add_new_button('approval_templates/add', __('Add new approval template'));

$grid->order_field('id');
$grid->order_field('name');
$grid->order_callback_field('comment')
->callback('callback::limited_text', 100);
$grid->order_field('types_count');
$grid->grouped_action_field()
->add_action()
->icon_action('show')
->url('approval_templates/show')
->label('Show approval template');

$grid->datasource($approval_templates);
// view
$view = new View('main');
$view->breadcrumbs = __('Approval templates');
$view->title = __('Approval');
$view->content = new View('approval/show_all');
$view->content->grid = $grid;
$view->render(TRUE);
}

/**
* Function to show approval template
*
* @author Michal Kliment
* @param number $approval_template_id
*/
public function show($approval_template_id = NULL)
{
// access control
if (!$this->acl_check_view('approval', 'templates'))
Controller::error('ACCESS');

// bad parameter
if (!$approval_template_id || !is_numeric($approval_template_id))
Controller::warning(PARAMETER);

$this->approval_template = new Approval_template_Model($approval_template_id);

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

$ati = new Approval_template_item_Model();
$approval_template_items = $ati->get_all_items_by_template_id(
$this->approval_template->id
);

// create grid
$items_grid = new Grid('approval_templates/show/'.$approval_template_id, '', array
(
'use_paginator' => false,
'use_selector' => false,
'total_items' => count ($approval_template_items)
));

// access control
if ($this->approval_template->state < 2 &&
$this->acl_check_new('approval', 'templates'))
{
$items_grid->add_new_button(
'approval_template_items/add/'.$this->approval_template->id,
__('Add new approval template item')
);
}
$items_grid->field('id');
$items_grid->link_field('id')
->link('approval_types/show', 'name');
$items_grid->callback_field('group_id')
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->label('Group')
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->callback('Approval_types_Controller::group_field');
$items_grid->callback_field('type')
->callback('Approval_types_Controller::type_field');
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/* TODO: #815
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$items_grid->callback_field('interval')
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->callback('Approval_types_Controller::interval_field');*/
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$items_grid->callback_field('min_suggest_amount')
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->label('Minimal suggest amount')
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->callback('Approval_types_Controller::min_suggest_amount_field');
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$items_grid->callback_field('one_vote')
->label('Single vote is enough?')
->callback('callback::boolean');
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$items_grid->callback_field('priority')
->callback('Approval_templates_Controller::priority_field')
->help(help::hint('approval_priority'));

$actions = $items_grid->grouped_action_field();
// access control
if ($this->approval_template->state < 2 &&
$this->acl_check_edit('approval', 'templates'))
{
$actions->add_action('item_id')
->icon_action('edit')
->url('approval_template_items/edit');
}
// access control
if ($this->approval_template->state < 2 &&
$this->acl_check_delete('approval', 'templates'))
{
$actions->add_action('item_id')
->icon_action('delete')
->url('approval_template_items/delete')
->class('delete_link');
}
$items_grid->datasource($approval_template_items);

// breadcrums
$breadcrumbs = breadcrumbs::add()
->link('approval_templates/show_all', 'Approval templates',
$this->acl_check_view('approval', 'templates'))
->disable_translation()
->text($this->approval_template->name . ' (' . $this->approval_template->id . ')')
->html();
// view
$view = new View('main');
$view->title = __('Show approval template');
$view->breadcrumbs = $breadcrumbs;
$view->content = new View('approval/templates_show');
$view->content->approval_template = $this->approval_template;
$view->content->items_grid = $items_grid;
$view->render(TRUE);
}

/**
* Function to add new approval template
*
* @author Michal Kliment
*/
public function add()
{
// access control
if (!$this->acl_check_new('approval', 'templates'))
Controller::error(ACCESS);

// creates form
$form = new Forge('approval_templates/add');

$form->group('Basic information');
$form->input('name')
->rules('required|length[0,100]');
$form->textarea('comment')
->rules('length[0,65535]');

$form->submit('Save');

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

$at = new Approval_template_Model();
$at->name = $form_data['name'];
$at->comment = $form_data['comment'];
$at->save();

status::success('Approval template has been successfully added.');
url::redirect('approval_templates/show/'.$at->id);
}

// headline
$headline = __('Add new approval template');
// breadcrums
$breadcrumbs = breadcrumbs::add()
->link('approval_templates/show_all', 'Approval templates',
$this->acl_check_view('approval', 'templates'))
->disable_translation()
->text($headline)
->html();
// view
$view = new View('main');
$view->title = $headline;
$view->breadcrumbs = $breadcrumbs;
$view->content = new View('form');
$view->content->headline = $headline;
$view->content->form = $form->html();
$view->render(TRUE);
}

/**
* Function to edit approval template
*
* @author Michal Kliment
* @param number $approval_template_id
*/
public function edit($approval_template_id = NULL)
{
// access control
if (!$this->acl_check_edit('approval', 'templates'))
Controller::error(ACCESS);

// bad parameter
if (!$approval_template_id || !is_numeric($approval_template_id))
Controller::warning(PARAMETER);

$at = new Approval_template_Model($approval_template_id);

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

// it is not possible edit used template
if ($at->state > 1)
{
status::success('It is not possible edit used template.');
url::redirect('approval_templates/show/'.$at->id);
}

// creates form
$form = new Forge('approval_templates/edit/'.$at->id);

$form->group('Basic information');
$form->input('name')
->rules('required|length[0,100]')
->value($at->name);
$form->textarea('comment')
->rules('length[0,65535]')
->value($at->comment);

$form->submit('Save');

// form is validate
if ($form->validate())
{
$form_data = $form->as_array();
$at->name = $form_data['name'];
$at->comment = $form_data['comment'];
$at->save();

status::success('Approval template has been successfully updated.');
url::redirect('approval_templates/show/'.$at->id);
}
// breadcrums
$breadcrumbs = breadcrumbs::add()
->link('approval_templates/show_all', 'Approval templates',
$this->acl_check_view('approval', 'templates'))
->disable_translation()
->text($at->name . ' (' . $at->id . ')')
->html();

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

/**
* Function to delete approval template (it have to be empthy - without any items)
*
* @author Michal Kliment
* @param number $approval_template_id
*/
public function delete($approval_template_id = NULL)
{
// access control
if (!$this->acl_check_delete('approval', 'templates'))
Controller::error(ACCESS);

// bad parameter
if (!$approval_template_id || !is_numeric($approval_template_id))
Controller::warning(PARAMETER);

$approval_template = new Approval_template_Model($approval_template_id);

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

// it is not possible delete used template
if ($approval_template->state > 0)
{
status::warning('It is not possible delete used template.');
url::redirect('approval_templates/show/'.$approval_template->id);
}

// finding all items belong to template
$approval_template_item_model = new Approval_template_item_Model();
$approval_template_count_items = $approval_template_item_model
->where('approval_template_id', $approval_template->id)
->count_all();

// template is not empthy
if ($approval_template_count_items)
{
// approval template still contains some items
status::warning('Approval template still contains some items.');
url::redirect('approval_templates/show/'.$approval_template->id);
}

// template is empthy - delete it
$approval_template->delete();
status::success('Approval template has been successfully deleted.');
url::redirect('approval_templates/show_all');
}

/* CALLBACK FUNCTIONS */
/**
* Callback function to return priority with up/down arrows to increase/decrease of priority
*
* @author Michal Kliment
* @param object $item
*/
protected static function priority_field($item)
{
echo $item->priority;
echo '&nbsp;&nbsp;';

$at = new Approval_template_Model($item->approval_template_id);

if ($at->state < 2)
{
$ati = new Approval_template_item_Model();
$lowest = $ati->get_lowest_priority_of_template($at->id);
$highest = $ati->get_highest_priority_of_template($at->id);

// the lowest priority can not more decrease
if ($item->priority < $highest)
{
echo html::anchor(
'approval_template_items/move_up/'.$item->item_id,
html::image('media/images/icons/uparrow.png')
);
}
echo '&nbsp';

// the highest priority can not more increase
if ($item->priority > $lowest)
{
echo html::anchor(
'approval_template_items/move_down/'.$item->item_id,
html::image('media/images/icons/downarrow.png')
);
}
}
}
}