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编辑当前文件:/home/asmplong/www/ancien-site-2019/site/libraries/joomla/form/fields/media.php

<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Form
 *
 * @copyright   Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

jimport('joomla.form.formfield');

/**
 * Form Field class for the Joomla Platform.
 * Provides a modal media selector including upload mechanism 
 *
 * @package     Joomla.Platform
 * @subpackage  Form
 * @since       11.1
 */
class JFormFieldMedia extends JFormField
{
	/**
	 * The form field type.
	 *
	 * @var    string
	 * @since  11.1
	 */
	protected $type = 'Media';

/**
	 * The initialised state of the document object.
	 *
	 * @var    boolean
	 * @since  11.1
	 */
	protected static $initialised = false;

/**
	 * Method to get the field input markup for a media selector.
	 * Use attributes to identify specific created_by and asset_id fields
	 *
	 * @return  string  The field input markup.
	 * @since   11.1
	 */
	protected function getInput()
	{
		$assetField	= $this->element['asset_field'] ? (string) $this->element['asset_field'] : 'asset_id';
		$authorField= $this->element['created_by_field'] ? (string) $this->element['created_by_field'] : 'created_by';
		$asset		= $this->form->getValue($assetField) ? $this->form->getValue($assetField) : (string) $this->element['asset_id'] ;
		if ($asset == '') {
			 $asset = JRequest::getCmd('option');
		}

$link = (string) $this->element['link'];
		if (!self::$initialised) {

// Load the modal behavior script.
			JHtml::_('behavior.modal');

// Build the script.
			$script = array();
			$script[] = '	function jInsertFieldValue(value, id) {';
			$script[] = '		var old_id = document.id(id).value;';
			$script[] = '		if (old_id != id) {';
			$script[] = '			var elem = document.id(id)';
			$script[] = '			elem.value = value;';
			$script[] = '			elem.fireEvent("change");';
			$script[] = '		}';
			$script[] = '	}';

// Add the script to the document head.
			JFactory::getDocument()->addScriptDeclaration(implode("\n", $script));

self::$initialised = true;
		}

// Initialize variables.
		$html = array();
		$attr = '';

// Initialize some field attributes.
		$attr .= $this->element['class'] ? ' class="'.(string) $this->element['class'].'"' : '';
		$attr .= $this->element['size'] ? ' size="'.(int) $this->element['size'].'"' : '';

// Initialize JavaScript field attributes.
		$attr .= $this->element['onchange'] ? ' onchange="'.(string) $this->element['onchange'].'"' : '';

// The text field.
		$html[] = '<div class="fltlft">';
		$html[] = '	<input type="text" name="'.$this->name.'" id="'.$this->id.'"' .
					' value="'.htmlspecialchars($this->value, ENT_COMPAT, 'UTF-8').'"' .
					' readonly="readonly"'.$attr.' />';
		$html[] = '</div>';

$directory = (string)$this->element['directory'];
		if ($this->value && file_exists(JPATH_ROOT . '/' . $this->value)) {
			$folder = explode ('/',$this->value);
			array_shift($folder);
			array_pop($folder);
			$folder = implode('/',$folder);
		}
		elseif (file_exists(JPATH_ROOT . '/' . JComponentHelper::getParams('com_media')->get('image_path', 'images') . '/' . $directory)) {
			$folder = $directory;
		}
		else {
			$folder='';
		}
		// The button.
		$html[] = '<div class="button2-left">';
		$html[] = '	<div class="blank">';
		$html[] = '		<a class="modal" title="'.JText::_('JLIB_FORM_BUTTON_SELECT').'"' .
					' href="'.($this->element['readonly'] ? '' : ($link ? $link : 'index.php?option=com_media&view=images&tmpl=component&asset='.$asset.'&author='.$this->form->getValue($authorField)) . '&fieldid='.$this->id.'&folder='.$folder).'"' .
					' rel="{handler: \'iframe\', size: {x: 800, y: 500}}">';
		$html[] = '			'.JText::_('JLIB_FORM_BUTTON_SELECT').'</a>';
		$html[] = '	</div>';
		$html[] = '</div>';

$html[] = '<div class="button2-left">';
		$html[] = '	<div class="blank">';
		$html[] = '		<a title="'.JText::_('JLIB_FORM_BUTTON_CLEAR').'"' .
					' href="#"'.
					' onclick="document.getElementById(\''.$this->id.'\').value=\'\'; document.getElementById(\''.$this->id.'\').onchange();">';
		$html[] = '			'.JText::_('JLIB_FORM_BUTTON_CLEAR').'</a>';
		$html[] = '	</div>';
		$html[] = '</div>';

return implode("\n", $html);
	}
}