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<?php |
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/** |
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* Selection Lists for forms |
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* |
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* Ntentan Framework |
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* Copyright (c) 2008-2012 James Ekow Abaka Ainooson |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining |
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* a copy of this software and associated documentation files (the |
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* "Software"), to deal in the Software without restriction, including |
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* without limitation the rights to use, copy, modify, merge, publish, |
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* distribute, sublicense, and/or sell copies of the Software, and to |
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* permit persons to whom the Software is furnished to do so, subject to |
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* the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be |
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* included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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* |
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* @author James Ainooson <[email protected]> |
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* @copyright Copyright 2010 James Ekow Abaka Ainooson |
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* @license MIT |
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*/ |
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namespace ntentan\honam\helpers\form; |
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/** |
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* A selection list class for the forms helper. This class renders an HTML |
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* select form object with its associated options. |
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*/ |
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class SelectionList extends Field |
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{ |
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/** |
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* An array of options to display with this selection list |
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* @var array |
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*/ |
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protected $options = array(); |
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/** |
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* When set true, this selection list would allow multiple selections |
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* @var boolean |
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*/ |
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protected $multiple; |
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protected $default; |
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/** |
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* Constructs a new selection list. This constructor could be invoked through |
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* the form helper's $this->form->get_* method as $this->form->get_selection_list(). |
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* |
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* @param string $label The label for the selection list |
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* @param string $name The name of the selection list |
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* @param string $description A brief description for the selection list |
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*/ |
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public function __construct($label="", $name="", $description="") |
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{ |
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Field::__construct($name); |
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Element::__construct($label, $description); |
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} |
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/** |
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* Sets whether multiple selections are allowed. This method automatically |
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* appends the array symbol '[]' to the name of the selection list object. |
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* @param boolean $multiple |
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* @return SelectionList |
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*/ |
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public function setMultiple($multiple) |
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{ |
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$this->name.="[]"; |
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$this->multiple = $multiple; |
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return $this; |
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} |
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/** |
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* Add an option to the selection list. |
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* @param string $label |
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* @param string $value |
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* @return SelectionList |
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*/ |
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public function addOption($label="", $value="") |
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{ |
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if($value==="") $value=$label; |
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$this->options[$value] = $label; |
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return $this; |
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} |
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/** |
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* An alias for SelectionList::addOption |
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* @param string $label |
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* @param string $value |
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* @return SelectionList |
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*/ |
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public function option($label='', $value='') |
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{ |
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$this->addOption($label, $value); |
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return $this; |
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} |
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public function initial($default) |
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{ |
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$this->default = $default; |
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return $this; |
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} |
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public function render() |
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{ |
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$keys = array_keys($this->options); |
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array_unshift($keys, ''); |
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array_unshift($this->options, $this->default); |
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$this->options = array_combine($keys, $this->options); |
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$this->setAttribute('name', $this->name); |
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if($this->multiple) |
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{ |
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$this->setAttribute('multiple', 'multiple'); |
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} |
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$this->setAttribute('class', "select {$this->getCSSClasses()}"); |
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return \ntentan\honam\TemplateEngine::render( |
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'select_element.tpl.php', |
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array('element' => $this) |
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); |
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} |
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/** |
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* Set the options using a key value pair datastructure represented in the form of |
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* a structured array. |
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* |
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* @param array $options An array of options |
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* |
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* @return SelectionList |
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*/ |
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public function setOptions($options = []) |
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{ |
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if(is_a($options, "\\ntentan\\honam\\template_engines\\php\\Variable")) |
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{ |
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$options = $options->unescape(); |
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} |
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$this->options += $options; |
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return $this; |
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} |
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/** |
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* Return the array of options |
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* @return array |
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*/ |
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public function getOptions() |
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{ |
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return $this->options; |
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} |
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} |
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ntentan /
honam
Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects.