render html selectors

render-html-select.php

<?php

/**
 * html selectors
 * 
 * set of html selectors on dashboard and ...
 * 
 * TODO OPTIONS
 * 1. pass one big array and loop to create selectors
 * 2. add specific functionality
 *  - example: switch off selectors if user has no permission 
 *  
 * 
 * 
 * @param array $selectors
 */
class Zend_View_Helper_RenderSelectors extends Zend_View_Helper_Abstract {

    protected $_sampleSelectors = array();
    protected $_selectors = array();
    protected $_params;

    function renderSelectors($params)
    {
        $this->_params = $params;
        
        
        //$this->newSelect($name, $label, $selected, $options = array());
        $this->_defaultSelectors();
        $this->_renderSelectors();
    }

    protected function _defaultSelectors()
    {

        $name = 'name';
        $label = 'label';
        $selected = 2;
        $options = array(
            array('value' => 1, 'label' => 'one'),
            array('value' => 2, 'label' => 'two'),
            array('value' => 3, 'label' => 'three'),
            array('value' => 4, 'label' => 'four'),
            array('value' => 5, 'label' => 'five'),
        );
        
        $this->createSelect($name, $label, $selected, $options);
        
    }

    public function createSelect($name, $label, $selected, $options = array())
    {

        $opt_pairs = array();
        foreach ($options as $key => $option) {
            $opt_pairs[$key]['value'] = $option['value'];
            $opt_pairs[$key]['label'] = $option['label'];
        }

        $select = array(
            'name' => $name,
            'label' => $label,
            'selected' => $selected,
            'options' => $opt_pairs,
        );

        $this->_addSelectToArray($select);
    }

    protected function _addSelectToArray($select)
    {
        $this->_selectors[] = $select;
    }

    protected function _renderSelectors()
    {
        $selectors = $this->_selectors;
        foreach ($selectors as $key => $selector) {
            echo $this->_castSelect($selector['name'], $selector['selected'], $selector['options']);
        }
    }

    protected function _castSelect($name, $selected, $options = array())
    {

        $str = '<select name="' . $name . '">';
        foreach ($options as $key => $value) {
            if ($value['value'] == $selected) {
                $str .= '<option selected value="' . $value['value'] . '">' . $value['label'] . '</option>';
            } else {
                $str .= '<option value="' . $value['value'] . '">' . $value['label'] . '</option>';
            }
        }
        $str .= '</select>';
        return $str;
    }

    public function newSelect($name, $label, $selected, $options = array())
    {

        
        $this->createSelect($name, $label, $selected, $options);
    }

}