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freenetis-github/application/controllers/api_accounts.php @ 6f7e4d6a

<?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/
*
*/

/**
* The API accounts controller is used for managing of API accounts that are
* used for authentization and autentification in API.
*
* @author Ondřej Fibich
* @package Controller
* @since 1.2
*/
class Api_accounts_Controller extends Controller
{
/**
* Edit API account ID for validator.
*
* @var integer
*/
private $edit_id = NULL;
/**
* Constructor, only test if API is enabled
*/
public function __construct()
{
parent::__construct();
// access control
if (!module::e('api'))
{
self::error(ACCESS);
}
}
/**
* Index redirects to show all
*/
public function index()
{
$this->redirect('api_accounts/show_all');
}
/**
* Shows all accounts
*/
public function show_all()
{
// access check
if (!$this->acl_check_view('Api_Controller', 'account'))
{
self::error(ACCESS);
}

// model
$api_account_model = new Api_account_Model();

// gets data
$data = $api_account_model->find_all();

// grid
$grid = new Grid('api_accounts', null, array
(
'use_paginator' => false,
'use_selector' => false
));

if ($this->acl_check_new('Api_Controller', 'account'))
{
$grid->add_new_button('api_accounts/add', 'Add new API account', array
(
'class' => 'popup_link'
));
}

$grid->field('id');
$grid->field('username');
$grid->callback_field('enabled')
->callback('callback::boolean');
$grid->callback_field('readonly')
->callback('callback::boolean');
$actions = $grid->grouped_action_field();
$actions->add_action()
->icon_action('show')
->url('api_accounts/show');
if ($this->acl_check_view('Api_Controller', 'account_log'))
{
$actions->add_action()
->icon_action('action_logs')
->url('api_accounts/show_logs');
}
if ($this->acl_check_edit('Api_Controller', 'account'))
{
$actions->add_action()
->icon_action('edit')
->url('api_accounts/edit')
->class('popup_link');
}
if ($this->acl_check_delete('Api_Controller', 'account'))
{
$actions->add_action()
->icon_action('delete')
->url('api_accounts/delete')
->class('delete_link');
}
// load datasource
$grid->datasource($data);
// bread crumbs
$breadcrumbs = breadcrumbs::add()
->text('API accounts')
->html();

// main view
$view = new View('main');
$view->title = __('List of all API accounts');
$view->content = new View('show_all');
$view->breadcrumbs = $breadcrumbs;
$view->content->headline = __('List of all API accounts');
$view->content->table = $grid;
$view->render(TRUE);
}
/**
* Show API account
*
* @param integer $api_acount_id
*/
public function show($api_acount_id = NULL)
{
// check param
if (!$api_acount_id || !is_numeric($api_acount_id))
{
self::warning(PARAMETER);
}
// check access
if (!$this->acl_check_new('Api_Controller', 'account'))
{
self::error(ACCESS);
}

// load model
$api_account_model = new Api_account_Model($api_acount_id);
// check exists
if (!$api_account_model->id)
{
self::error(RECORD);
}
// breadcrumbs
$breadcrumbs = breadcrumbs::add()
->link('api_accounts/show_all', 'API accounts',
$this->acl_check_view('Api_Controller', 'account'))
->text($api_account_model->username);
$headline = __('API account') . ' ' . $api_account_model->username;
$view = new View('main');
$view->title = $headline;
$view->breadcrumbs = $breadcrumbs->html();
$view->content = new View('api_accounts/show');
$view->content->headline = $headline;
$view->content->api_account = $api_account_model;
$view->content->can_edit = $this->acl_check_edit(
'Api_Controller', 'account'
);
$view->content->can_delete = $this->acl_check_delete(
'Api_Controller', 'account'
);
$view->content->can_view_token = $this->acl_check_view(
'Api_Controller', 'account_token'
);
$view->content->can_reset_token = $this->acl_check_edit(
'Api_Controller', 'account_token'
);
$view->content->can_view_logs = $this->acl_check_view(
'Api_Controller', 'account_log'
);
$view->render(TRUE);
}

/**
* Adds API account
*/
public function add()
{
// check access
if (!$this->acl_check_new('Api_Controller', 'account'))
{
self::error(ACCESS);
}

// form
$form = new Forge('api_accounts/add');

$basic = $form->group('Basic information');
$basic->input('username')
->rules('required|length[3,50]')
->callback(array($this, 'valid_unique_username'));
$basic->radio('enabled')
->options(arr::bool())
->default(true);
$basic->radio('readonly')
->options(arr::bool())
->default(true);

$advanced = $form->group('Advanced information');
$advanced->textarea('allowed_paths')
->label(__('Allowed URL paths') . ': ' .
help::hint('api_allowed_paths'))
->rules('required')
->callback(array($this, 'valid_paths'))
->value(Api_account_Model::ALLOWED_PATHS_ENABLED_ALL);
$form->submit('Add');

// validate form and save data
if ($form->validate())
{
$form_data = $form->as_array();
$api_account_model = new Api_account_Model();
try
{
$api_account_model->transaction_start();
// allowed paths change end lines to commmas
$a_paths = str_replace("\n", ',', $form_data['allowed_paths']);
// generate new random token
$api_account_model->token = self::generate_token();
// save account
$api_account_model->username = $form_data['username'];
$api_account_model->enabled = !!$form_data['enabled'];
$api_account_model->readonly = !!$form_data['readonly'];
$api_account_model->allowed_paths = $a_paths;
$api_account_model->save_throwable();

// log
$api_account_model->create_user_log(
Api_account_log_Model::TYPE_CREATION, $this->user_id
)->save_throwable();
$api_account_model->transaction_commit();

// message
status::success(__('%s has been successfully added.',
__('API account')));
// redirection
$this->redirect('api_accounts/show_all');
}
catch (Exception $e)
{
$api_account_model->transaction_rollback();
Log::add_exception($e);
status::error(__('Error - cannot add %s.', __('API account')), $e);
}
}
$headline = __('Add new API account');
// bread crumbs
$breadcrumbs = breadcrumbs::add()
->link('api_accounts/show_all', 'API accounts',
$this->acl_check_view('Api_Controller', 'account'))
->disable_translation()
->text($headline)
->html();

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

/**
* Edits API account
*
* @param integer $api_account_id
*/
public function edit($api_account_id = NULL)
{
// check param
if (!$api_account_id || !is_numeric($api_account_id))
{
self::warning(PARAMETER);
}
// check access
if (!$this->acl_check_new('Api_Controller', 'account'))
{
self::error(ACCESS);
}

// load model
$api_account_model = new Api_account_Model($api_account_id);
// check exists
if (!$api_account_model->id)
{
self::error(RECORD);
}
// edit ID for validator
$this->edit_id = $api_account_id;

// form
$form = new Forge('api_accounts/edit/' . $api_account_id);

$basic = $form->group('Basic information');
$basic->input('username')
->rules('required|length[3,50]')
->callback(array($this, 'valid_unique_username'))
->value($api_account_model->username);
$basic->radio('enabled')
->options(arr::bool())
->default($api_account_model->enabled);
$basic->radio('readonly')
->options(arr::bool())
->default($api_account_model->readonly);

$advanced = $form->group('Advanced information');
$advanced->textarea('allowed_paths')
->label(__('Allowed URL paths') . ': ' .
help::hint('api_allowed_paths'))
->rules('required')
->callback(array($this, 'valid_paths'))
->value(str_replace(',', "\n", $api_account_model->allowed_paths));
$form->submit('Edit');

// validate form and save data
if ($form->validate())
{
$form_data = $form->as_array();
try
{
$api_account_model->transaction_start();
// allowed paths change end lines to commmas
$form_data['allowed_paths'] = str_replace("\n", ',',
$form_data['allowed_paths']);
// boolean conversion
$form_data['enabled'] = !!$form_data['enabled'];
$form_data['readonly'] = !!$form_data['readonly'];
// log description from properties diff
$log_props = array('username', 'enabled', 'readonly',
'allowed_paths');
$log_descr = array();
foreach ($log_props as $prop)
{
if ($api_account_model->{$prop} != $form_data[$prop])
{
$log_descr[] = $prop . '[' . $api_account_model->{$prop}
. '->' . $form_data[$prop] . ']';
}
}
// save account
$api_account_model->username = $form_data['username'];
$api_account_model->enabled = $form_data['enabled'];
$api_account_model->readonly = $form_data['readonly'];
$api_account_model->allowed_paths = $form_data['allowed_paths'];
$api_account_model->save_throwable();

// log
$api_account_model->create_user_log(
Api_account_log_Model::TYPE_DETAILS_CHANGE,
$this->user_id, implode(', ', $log_descr)
)->save_throwable();
$api_account_model->transaction_commit();

// message
status::success(__('%s has been successfully edited.',
__('API account')));
// redirection
$this->redirect('api_accounts/show_all');
}
catch (Exception $e)
{
$api_account_model->transaction_rollback();
Log::add_exception($e);
status::error(__('Error - cannot edit %s.',
__('API account')), $e);
}
}
$headline = __('Edit %s', __('API account'));
// breadcrumbs
$breadcrumbs = breadcrumbs::add()
->link('api_accounts/show_all', 'API accounts',
$this->acl_check_view('Api_Controller', 'account'))
->link('api_accounts/show/' . $api_account_id,
$api_account_model->username,
$this->acl_check_view('Api_Controller', 'account'))
->disable_translation()
->text($headline)
->html();

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

/**
* Deletes API account with given ID.
*
* @param integer $api_account_id
*/
public function delete($api_account_id = NULL)
{
// check param
if (!$api_account_id || !is_numeric($api_account_id))
{
self::warning(PARAMETER);
}
// check access
if (!$this->acl_check_delete('Api_Controller', 'account'))
{
self::error(ACCESS);
}

// load model
$api_account_model = new Api_account_Model($api_account_id);
// check exists
if (!$api_account_model->id)
{
self::error(RECORD);
}
// delete
if ($api_account_model->delete())
{
status::success(__('%s has been successfully deleted.',
__('API account')));
}
else
{
status::error(__('Error - cannot delete %s.'), __('API account'));
}

// redirect to show all
$this->redirect('api_accounts/show_all');
}

/**
* Generate new token for API account with given ID.
*
* @param integer $api_account_id
*/
public function token_reset($api_account_id = NULL)
{
// check param
if (!$api_account_id || !is_numeric($api_account_id))
{
self::warning(PARAMETER);
}
// check access
if (!$this->acl_check_edit('Api_Controller', 'account_token'))
{
self::error(ACCESS);
}

// load model
$api_account_model = new Api_account_Model($api_account_id);
// check exists
if (!$api_account_model->id)
{
self::error(RECORD);
}

try
{
$api_account_model->transaction_start();
// change token
$api_account_model->token = self::generate_token();
$api_account_model->save_throwable();
// log
$api_account_model->create_user_log(
Api_account_log_Model::TYPE_TOKEN_CHANGE, $this->user_id
)->save_throwable();
$api_account_model->transaction_commit();

// message
status::success(__('%s has been successfully edited.',
__('API account')));
}
catch (Exception $e)
{
$api_account_model->transaction_rollback();
Log::add_exception($e);
status::error(__('Error - cannot edit %s.', __('API account')), $e);
}

// redirect to show all
$this->redirect('api_accounts/show/' . $api_account_id);
}
/**
* Show logs of API account with given ID.
*
* @param integer $api_account_id
* @param integer $limit_results
* @param string $order_by
* @param string $order_by_direction
* @param string $page_word
* @param integer $page
*/
public function show_logs($api_account_id = NULL,
$limit_results = 50, $order_by = 'id',
$order_by_direction = 'desc', $page_word = null, $page = 1)
{
// check param
if (!$api_account_id || !is_numeric($api_account_id))
{
self::warning(PARAMETER);
}
// check access
if (!$this->acl_check_view('Api_Controller', 'account_log'))
{
self::error(ACCESS);
}

// load model
$aa_model = new Api_account_Model($api_account_id);
$user_model = new User_Model();
// check exists
if (!$aa_model->id)
{
self::error(RECORD);
}
// filter form
$filter_form = new Filter_form('l');
$filter_form->add('id')
->type('number');
$filter_form->add('type')
->type('select')
->values(Api_account_log_Model::get_types());
$filter_form->add('date')
->type('date');
$filter_form->add('responsible_user_id')
->type('select')
->values($user_model->select_list_grouped(FALSE))
->label('User');
$filter_form->add('description');
// filter SQL
$fsql = $filter_form->as_sql();
$aal_model = new Api_account_log_Model();
// get new selector
if (is_numeric($this->input->post('record_per_page')))
{
$limit_results = intval($this->input->post('record_per_page'));
}
// total count
$total_count = $aal_model->count_account_logs($api_account_id, $fsql);
if (($sql_offset = ($page - 1) * $limit_results) > $total_count)
{
$sql_offset = 0;
}
// get data
$data = $aal_model->get_account_logs(
$api_account_id, $sql_offset, intval($limit_results), $order_by,
$order_by_direction, $fsql
);

// grid
$grid = new Grid('api_accounts_logs', null, array
(
'current' => $limit_results,
'selector_increace' => 50,
'selector_min' => 50,
'selector_max_multiplier' => 20,
'base_url' => Config::get('lang')
. '/api_accounts/show_logs/'
. $api_account_id.'/'.$limit_results
. '/'.$order_by.'/'.$order_by_direction,
'uri_segment' => 'page',
'total_items' => $total_count,
'items_per_page' => $limit_results,
'style' => 'classic',
'order_by' => $order_by,
'order_by_direction' => $order_by_direction,
'limit_results' => $limit_results,
'filter' => $filter_form,
'variables' => $api_account_id.'/',
'url_array_ofset' => 1
));
$grid->order_field('id');
$grid->order_callback_field('type')
->callback('callback::api_account_log_type');
$grid->order_field('date');
$grid->order_link_field('responsible_user_id')
->link('users/show', 'responsible_user_name')
->label('User');
$grid->order_field('description');
// load datasource
$grid->datasource($data);
// breadcrumbs
$breadcrumbs = breadcrumbs::add()
->link('api_accounts/show_all', 'API accounts',
$this->acl_check_view('Api_Controller', 'account'))
->link('api_accounts/show/' . $api_account_id,
$aa_model->username,
$this->acl_check_view('Api_Controller', 'account'))
->text('Action logs');
// main view
$headline = __('List of API account logs');
$view = new View('main');
$view->title = $headline;
$view->content = new View('show_all');
$view->breadcrumbs = $breadcrumbs->html();
$view->content->headline = $headline;
$view->content->table = $grid;
$view->render(TRUE);
}

/* VALIDATORS */

/**
* Callback function validator for URL template paths separated by newline
* characters.
*
* @param object $input
*/
public function valid_paths($input = NULL)
{
// validators cannot be accessed
if (empty($input) || !is_object($input))
{
self::error(PAGE);
}
$value = $input->value;

if (!empty($value))
{
$url_tpaths = explode("\n", $value);
if (!url_tpath::is_group_valid($url_tpaths))
{
$input->add_error('required', __(
'Invalid URL paths see hint.'
));
}
}
}
/**
* Callback function validator for unique username.
*
* @param object $input
*/
public function valid_unique_username($input = NULL)
{
// validators cannot be accessed
if (empty($input) || !is_object($input))
{
self::error(PAGE);
}
$value = $input->value;
$model = new Api_account_Model();
$ignore_id = $this->edit_id;
if (!empty($value) && !$model->is_account_unique($value, $ignore_id))
{
$input->add_error('required', __(
'Username already exists in database.'
));
}
}
/* INTERNAL FUNCTIONS */
/**
* Generates a new API account token.
*
* @return string 32-character long token
*/
private static function generate_token()
{
return security::generate_password(32);
}

}
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