Derived TableWidget from FilterWidget, added:

- libraries/TableWidgetLib - widgets/TableWidget - controllers/widgets/Tables - public/js/TableWidget.js
2026-07-24 02:12:17 +00:00 · 2019-09-25 17:15:46 +02:00
parent 0a4dffa704
commit 8210c3fdc7
5 changed files with 1317 additions and 0 deletions
@@ -0,0 +1,105 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * This controller operates between (interface) the JS (GUI) and the tablewidgetlib (back-end)
+ * Provides data to the ajax get calls about the filter
+ * Accepts ajax post calls to change the filter data
+ * This controller works with JSON calls on the HTTP GET or POST and the output is always JSON
+ * NOTE: extends the FHC_Controller instead of the Auth_Controller because the TableWidget has its
+ * 		own permissions check
+ */
+class Tables extends FHC_Controller
+{
+	const TABLE_UNIQUE_ID = 'tableUniqueId';
+
+	/**
+	 * Calls the parent's constructor and loads the tablewidgetlib
+	 */
+	public function __construct()
+    {
+        parent::__construct();
+
+		// Loads authentication library and starts authentication
+		$this->load->library('AuthLib');
+
+		// Loads the tablewidgetlib with HTTP GET/POST parameters
+		$this->_loadTableWidgetLib();
+
+		// Checks if the caller is allow to read this data
+		$this->_isAllowed();
+    }
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * Retrieves data about the current filter from the session and will be written on the output in JSON format
+	 */
+	public function getTable()
+	{
+		$this->outputJsonSuccess($this->tablewidgetlib->getSession());
+	}
+
+	/**
+	 * Retrieves the number of records present in the current dataset and will be written on the output in JSON format
+	 */
+	public function rowNumber()
+	{
+		$rowNumber = 0;
+		$dataset = $this->tablewidgetlib->getSessionElement(TableWidgetLib::SESSION_DATASET);
+
+		if (isset($dataset) && is_array($dataset))
+		{
+			$rowNumber = count($dataset);
+		}
+
+		$this->outputJsonSuccess($rowNumber);
+	}
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Private methods
+
+	/**
+	 * Checks if the user is allowed to use this filter
+	 */
+	private function _isAllowed()
+	{
+		if (!$this->tablewidgetlib->isAllowed())
+		{
+			$this->terminateWithJsonError('You are not allowed to access to this content');
+		}
+	}
+
+	/**
+	 * Loads the tablewidgetlib with the TABLE_UNIQUE_ID parameter
+	 * If the parameter TABLE_UNIQUE_ID is not given then the execution of the controller is terminated and
+	 * an error message is printed
+	 */
+	private function _loadTableWidgetLib()
+	{
+		// If the parameter TABLE_UNIQUE_ID is present in the HTTP GET or POST
+		if (isset($_GET[self::TABLE_UNIQUE_ID]) || isset($_POST[self::TABLE_UNIQUE_ID]))
+		{
+			// If it is present in the HTTP GET
+			if (isset($_GET[self::TABLE_UNIQUE_ID]))
+			{
+				$tableUniqueId = $this->input->get(self::TABLE_UNIQUE_ID); // is retrieved from the HTTP GET
+			}
+			elseif (isset($_POST[self::TABLE_UNIQUE_ID])) // Else if it is present in the HTTP POST
+			{
+				$tableUniqueId = $this->input->post(self::TABLE_UNIQUE_ID); // is retrieved from the HTTP POST
+			}
+
+			// Loads the tablewidgetlib that contains all the used logic
+			$this->load->library('TableWidgetLib');
+
+			$this->tablewidgetlib->setTableUniqueId($tableUniqueId);
+		}
+		else // Otherwise an error will be written in the output
+		{
+			$this->terminateWithJsonError('Parameter "'.self::TABLE_UNIQUE_ID.'" not provided!');
+		}
+	}
+}