<?php

/**
 * @copyright	Copyright (C) 2011 Cedric KEIFLIN alias ced1870
 * http://www.joomlack.fr
 * @license		GNU/GPL
 * */
defined('JPATH_PLATFORM') or die;

class JFormFieldCkradio extends JFormField {

    protected $type = 'Ckradio';

    protected function getInput() {
        $html = array();

		// Initialize some field attributes.
		$class = $this->element['class'] ? ' class="radio ' . (string) $this->element['class'] . '"' : ' class="radio"';
        $icon = $this->element['icon'];
        
		// Start the radio field output.
        $html[] = $icon ? '<div style="display:inline-block;vertical-align:top;margin-top:5px;width:20px;"><img src="' . $this->getPathToElements() . '/images/' . $icon . '" style="margin-right:5px;" /></div>' : '<div style="display:inline-block;width:20px;"></div>';
		$html[] = '<fieldset id="' . $this->id . '-fieldset"' . $class . ' style="display:inline-block;">';
        $html[] = '<input type="hidden" isradio="1" id="' . $this->id . '" class="' . $this->element['class'] . '" value="'.$this->value.'" />';

		// Get the field options.
		$options = $this->getOptions();

		// Build the radio field output.
		foreach ($options as $i => $option)
		{

            if (stristr($option->text,"img:")) $option->text = '<img src="' . $this->getPathToElements() . '/images/' . str_replace("img:","",$option->text) . '" style="margin:0; float:none;" />';
            
			// Initialize some option attributes.
			$checked = ((string) $option->value == (string) $this->value) ? ' checked="checked"' : '';
			$class = !empty($option->class) ? ' class="' . $option->class . '"' : '';
			$disabled = !empty($option->disable) ? ' disabled="disabled"' : '';

			// Initialize some JavaScript option attributes.
			$onclick = !empty($option->onclick) ? ' onclick="' . $option->onclick . '"' : '';
            $onclick = ' onclick="$(\''.$this->id.'\').setProperty(\'value\',this.value);"' ;

			$html[] = '<input type="radio" id="' . $this->id . $i . '" name="' . $this->name . '"' . ' value="'
				. htmlspecialchars($option->value, ENT_COMPAT, 'UTF-8') . '"' . $checked . $class . $onclick . $disabled . '/>';

			$html[] = '<label for="' . $this->id . $i . '"' . $class . '>'
				. JText::alt($option->text, preg_replace('/[^a-zA-Z0-9_\-]/', '_', $this->fieldname)) . '</label>';
		}

		// End the radio field output.
		$html[] = '</fieldset>';

		return implode($html);
    }

    protected function getPathToElements() {
        $localpath = dirname(__FILE__);
        $rootpath = JPATH_ROOT;
        $httppath = trim(JURI::root(), "/");
        $pathtoelements = str_replace("\\", "/", str_replace($rootpath, $httppath, $localpath));
        return $pathtoelements;
    }

    /**
	 * Method to get the field options for radio buttons.
	 *
	 * @return  array  The field option objects.
	 *
	 * @since   11.1
	 */
	protected function getOptions()
	{
		$options = array();

		foreach ($this->element->children() as $option)
		{

			// Only add <option /> elements.
			if ($option->getName() != 'option')
			{
				continue;
			}

			// Create a new option object based on the <option /> element.
			$tmp = JHtml::_(
				'select.option', (string) $option['value'], trim((string) $option), 'value', 'text',
				((string) $option['disabled'] == 'true')
			);

			// Set some option attributes.
			$tmp->class = (string) $option['class'];

			// Set some JavaScript option attributes.
			$tmp->onclick = (string) $option['onclick'];

			// Add the option object to the result set.
			$options[] = $tmp;
		}

		reset($options);

		return $options;
	}

    /**
	 * Method to get the field label markup.
	 *
	 * @return  string  The field label markup.
	 *
	 * @since   11.1
	 */
	protected function getLabel()
	{
		$label = '';

		if ($this->hidden)
		{
			return $label;
		}

		// Get the label text from the XML element, defaulting to the element name.
		$text = $this->element['label'] ? (string) $this->element['label'] : (string) $this->element['name'];
		$text = $this->translateLabel ? JText::_($text) : $text;

		// Build the class for the label.
		$class = !empty($this->description) ? 'hasTip' : '';
		$class = $this->required == true ? $class . ' required' : $class;
		$class = !empty($this->labelClass) ? $class . ' ' . $this->labelClass : $class;

		// Add the opening label tag and main attributes attributes.
		$label .= '<label id="' . $this->id . '-lbl" for="' . $this->id . '" class="' . $class . '"';

		// If a description is specified, use it to build a tooltip.
		if (!empty($this->description))
		{
			$label .= ' title="'
				. htmlspecialchars(
				trim($text, ':') . '::' . ($this->translateDescription ? JText::_($this->description) : $this->description),
				ENT_COMPAT, 'UTF-8'
			) . '"';
		}
        $width = $this->element['labelwidth'] ? $this->element['labelwidth'] : '150px';
        $styles = ' style="min-width:'.$width.';max-width:'.$width.';width:'.$width.';"';
		// Add the label text and closing tag.
		if ($this->required)
		{
			$label .= $styles.'>' . $text . '<span class="star">&#160;*</span></label>';
		}
		else
		{
			$label .= $styles.'>' . $text . '</label>';
		}

		return $label;
	}

}
