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<?php /** * @package Joomla.Platform * @subpackage Document * * @copyright Copyright (C) 2005 - 2016 Open Source Matters, Inc. All rights reserved. * @license GNU General Public License version 2 or later; see LICENSE / defined('JPATH_PLATFORM') or die; use Joomla\Utilities\ArrayHelper; /* * JDocument head renderer * * @since 3.5 / class JDocumentRendererHtmlHead extends JDocumentRenderer { /* * Renders the document head and returns the results as a string * * @param string $head (unused) * @param array $params Associative array of values * @param string $content The script * * @return string The output of the script * * @since 3.5 / public function render($head, $params = array(), $content = null) { return $this->fetchHead($this->_doc); } /* * Generates the head HTML and return the results as a string * * @param JDocumentHtml $document The document for which the head will be created * * @return string The head hTML * * @since 3.5 * @deprecated 4.0 Method code will be moved into the render method / public function fetchHead($document) { // Convert the tagids to titles if (isset($document->_metaTags['standard']['tags'])) { $tagsHelper = new JHelperTags; $document->_metaTags['standard']['tags'] = implode(', ', $tagsHelper->getTagNames($document->_metaTags['standard']['tags'])); } // Trigger the onBeforeCompileHead event $app = JFactory::getApplication(); $app->triggerEvent('onBeforeCompileHead'); // Get line endings $lnEnd = $document->_getLineEnd(); $tab = $document->_getTab(); $tagEnd = ' />'; $buffer = ''; // Generate charset when using HTML5 (should happen first) if ($document->isHtml5()) { $buffer .= $tab . '<meta charset="' . $document->getCharset() . '" />' . $lnEnd; } // Generate base tag (need to happen early) $base = $document->getBase(); if (!empty($base)) { $buffer .= $tab . '<base href="' . $base . '" />' . $lnEnd; } // Generate META tags (needs to happen as early as possible in the head) foreach ($document->_metaTags as $type => $tag) { foreach ($tag as $name => $content) { if ($type == 'http-equiv' && !($document->isHtml5() && $name == 'content-type')) { $buffer .= $tab . '<meta http-equiv="' . $name . '" content="' . htmlspecialchars($content) . '" />' . $lnEnd; } elseif ($type == 'standard' && !empty($content)) { $buffer .= $tab . '<meta name="' . $name . '" content="' . htmlspecialchars($content) . '" />' . $lnEnd; } } } // Don't add empty descriptions $documentDescription = $document->getDescription(); if ($documentDescription) { $buffer .= $tab . '<meta name="description" content="' . htmlspecialchars($documentDescription) . '" />' . $lnEnd; } // Don't add empty generators $generator = $document->getGenerator(); if ($generator) { $buffer .= $tab . '<meta name="generator" content="' . htmlspecialchars($generator) . '" />' . $lnEnd; } $buffer .= $tab . '<title>' . htmlspecialchars($document->getTitle(), ENT_COMPAT, 'UTF-8') . '</title>' . $lnEnd; // Generate link declarations foreach ($document->_links as $link => $linkAtrr) { $buffer .= $tab . '<link href="' . $link . '" ' . $linkAtrr['relType'] . '="' . $linkAtrr['relation'] . '"'; if (is_array($linkAtrr['attribs'])) { if ($temp = ArrayHelper::toString($linkAtrr['attribs'])) { $buffer .= ' ' . $temp; } } $buffer .= ' />' . $lnEnd; } // Generate stylesheet links foreach ($document->_styleSheets as $strSrc => $strAttr) { $buffer .= $tab . '<link rel="stylesheet" href="' . $strSrc . '"'; if (!is_null($strAttr['mime']) && (!$document->isHtml5() \|\| $strAttr['mime'] != 'text/css')) { $buffer .= ' type="' . $strAttr['mime'] . '"'; } if (!is_null($strAttr['media'])) { $buffer .= ' media="' . $strAttr['media'] . '"'; } if (is_array($strAttr['attribs'])) { if ($temp = ArrayHelper::toString($strAttr['attribs'])) { $buffer .= ' ' . $temp; } } $buffer .= $tagEnd . $lnEnd; } // Generate stylesheet declarations foreach ($document->_style as $type => $content) { $buffer .= $tab . '<style type="' . $type . '">' . $lnEnd; // This is for full XHTML support. if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '/<![CDATA[/' . $lnEnd; } $buffer .= $content . $lnEnd; // See above note if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '/]]>*/' . $lnEnd; } $buffer .= $tab . '</style>' . $lnEnd; } // Generate script file links foreach ($document->_scripts as $strSrc => $strAttr) { $buffer .= $tab . '<script src="' . $strSrc . '"'; $defaultMimes = array( 'text/javascript', 'application/javascript', 'text/x-javascript', 'application/x-javascript' ); if (!is_null($strAttr['mime']) && (!$document->isHtml5() \|\| !in_array($strAttr['mime'], $defaultMimes))) { $buffer .= ' type="' . $strAttr['mime'] . '"'; } if ($strAttr['defer']) { $buffer .= ' defer="defer"'; } if ($strAttr['async']) { $buffer .= ' async="async"'; } $buffer .= '></script>' . $lnEnd; } // Generate script declarations foreach ($document->_script as $type => $content) { $buffer .= $tab . '<script type="' . $type . '">' . $lnEnd; // This is for full XHTML support. if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '//<![CDATA[' . $lnEnd; } $buffer .= $content . $lnEnd; // See above note if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '//]]>' . $lnEnd; } $buffer .= $tab . '</script>' . $lnEnd; } // Generate script language declarations. if (count(JText::script())) { $buffer .= $tab . '<script type="text/javascript">' . $lnEnd; if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '//<![CDATA[' . $lnEnd; } $buffer .= $tab . $tab . '(function() {' . $lnEnd; $buffer .= $tab . $tab . $tab . 'Joomla.JText.load(' . json_encode(JText::script()) . ');' . $lnEnd; $buffer .= $tab . $tab . '})();' . $lnEnd; if ($document->_mime != 'text/html') { $buffer .= $tab . $tab . '//]]>' . $lnEnd; } $buffer .= $tab . '</script>' . $lnEnd; } // Output the custom tags - array_unique makes sure that we don't output the same tags twice foreach (array_unique($document->_custom) as $custom) { $buffer .= $tab . $custom . $lnEnd; } return $buffer; } }