freenetis-github/application/libraries/Table_Form.php @ 8baed187
| 8baed187 | Michal Kliment | <?php defined('SYSPATH') or die('No direct script access.');
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/*
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* This file is part of open source system FreenetIS
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* and it is released under GPLv3 licence.
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*
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* More info about licence can be found:
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* http://www.gnu.org/licenses/gpl-3.0.html
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*
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* More info about project can be found:
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* http://www.freenetis.org/
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*
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*/
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/**
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* Table_Form is a component implementing simple form with <table> layout,
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* with the individual form fields enclosed in <td> tags.
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*
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* @author Tomas Dulik, Michal Kliment
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* @see Table_Form_Item
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* @see table_form view
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*/
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class Table_Form
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{
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protected $uri, $method, $form_def, $form_val;
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public $view;
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/**
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* The constructor creates a table form.
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*
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* @param $uri - URI which will be used in the form "action" attribute
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* @param $method - possible values: "get" or "post"
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* @param $form_def - array of form items (defines the whole form). An item can be:\n
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* - 'tr' - will render a new table row, e.g. as </tr><tr>
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* - 'td' - will render an empty table cell, e.g. as </td><td>
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* - instance of Table_Form_Item which represents form fields, e.g.
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* - input field
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* - submit button
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* - selection box
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* - hidden fields
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* @param $view - optional argument. If not given, then the default "table_form" view will be used.
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* Otherwise, user can implement a view of his own and pass it by this parameter.
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*/
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public function __construct($uri = NULL, $method = NULL, $form_def = NULL, $view = NULL)
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{
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if (isset($view))
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{
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$this->view = $view;
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}
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else
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{
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$this->view = new View('table_form');
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}
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$this->view->uri = $uri;
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$this->view->form_def = $this->form_def = $form_def;
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$this->view->method = $this->method = $method;
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$this->view->form_val = $this->form_val = $this->values();
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}
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/**
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* function values() returns an array of (name=>value) items, where
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* - "name" is the name of an form input field
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* - "value" is the value inserted by the user into the input field
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* @return unknown_type
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*/
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public function values()
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{
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$input = Kohana::$instance->input;
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$method = $this->method;
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if (isset($this->form_val))
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{
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return $this->form_val;
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}
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else
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{
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$values = array();
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if ($input->$method("submit", true))
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{
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foreach ($this->form_def as $value)
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{
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if (is_object($value) && $value->name != "submit")
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{
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if (($getval = $input->$method($value->name, true)) != "")
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{
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$values[$value->name] = $getval;
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}
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}
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}
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}
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return $values;
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}
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}
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/**
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* Gets SQL filter where condition
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*
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* @param string
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*/
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public function get_sql_where_condition()
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{
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if (!isset($this->form_val))
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{
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$this->form_val = $this->values();
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}
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$where = '';
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if (count($this->form_val) > 0)
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{
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$where .= 'WHERE ';
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}
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$first = true;
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foreach ($this->form_val as $key => $value)
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{
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if ($key != 'submit')
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{
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if (!$first)
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{
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$where .= ' AND ';
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}
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else
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{
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$first=false;
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}
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$where .= $key . ' LIKE \'%' . trim($value) . '%\' COLLATE utf8_general_ci';
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}
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}
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return $where;
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}
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}
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