mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-01 20:29:29 +00:00
Paolo
106 lines
3.2 KiB
PHP
106 lines
3.2 KiB
PHP
<?php
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if (! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* This controller operates between (interface) the JS (GUI) and the tablewidgetlib (back-end)
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* Provides data to the ajax get calls about the table widget
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* Accepts ajax post calls to change the filter data
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* This controller works with JSON calls on the HTTP GET or POST and the output is always JSON
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* NOTE: extends the FHC_Controller instead of the Auth_Controller because the TableWidget has its
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* own permissions check
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*/
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class Tables extends FHC_Controller
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{
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const TABLE_UNIQUE_ID = 'tableUniqueId'; // Name of the table widget unique id
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/**
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* Calls the parent's constructor and loads the tablewidgetlib
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*/
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public function __construct()
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{
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parent::__construct();
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// Loads authentication library and starts authentication
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$this->load->library('AuthLib');
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// Loads the tablewidgetlib with HTTP GET/POST parameters
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$this->_loadTableWidgetLib();
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// Checks if the caller is allow to read this data
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$this->_isAllowed();
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}
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//------------------------------------------------------------------------------------------------------------------
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// Public methods
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/**
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* Retrieves data about the current filter from the session and will be written on the output in JSON format
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*/
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public function getTable()
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{
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$this->outputJsonSuccess($this->tablewidgetlib->getSession());
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}
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/**
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* Retrieves the number of records present in the current dataset and will be written on the output in JSON format
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*/
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public function rowNumber()
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{
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$rowNumber = 0;
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$dataset = $this->tablewidgetlib->getSessionElement(TableWidgetLib::SESSION_DATASET);
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if (isset($dataset) && is_array($dataset))
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{
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$rowNumber = count($dataset);
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}
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$this->outputJsonSuccess($rowNumber);
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}
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//------------------------------------------------------------------------------------------------------------------
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// Private methods
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/**
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* Checks if the user is allowed to use this filter
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*/
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private function _isAllowed()
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{
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if (!$this->tablewidgetlib->isAllowed())
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{
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$this->terminateWithJsonError('You are not allowed to access to this content');
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}
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}
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/**
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* Loads the tablewidgetlib with the TABLE_UNIQUE_ID parameter
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* If the parameter TABLE_UNIQUE_ID is not given then the execution of the controller is terminated and
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* an error message is printed
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*/
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private function _loadTableWidgetLib()
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{
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// If the parameter TABLE_UNIQUE_ID is present in the HTTP GET or POST
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if (isset($_GET[self::TABLE_UNIQUE_ID]) || isset($_POST[self::TABLE_UNIQUE_ID]))
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{
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// If it is present in the HTTP GET
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if (isset($_GET[self::TABLE_UNIQUE_ID]))
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{
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$tableUniqueId = $this->input->get(self::TABLE_UNIQUE_ID); // is retrieved from the HTTP GET
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}
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elseif (isset($_POST[self::TABLE_UNIQUE_ID])) // Else if it is present in the HTTP POST
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{
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$tableUniqueId = $this->input->post(self::TABLE_UNIQUE_ID); // is retrieved from the HTTP POST
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}
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// Loads the tablewidgetlib that contains all the used logic
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$this->load->library('TableWidgetLib');
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$this->tablewidgetlib->setTableUniqueId($tableUniqueId);
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}
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else // Otherwise an error will be written in the output
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{
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$this->terminateWithJsonError('Parameter "'.self::TABLE_UNIQUE_ID.'" not provided!');
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}
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}
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}
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