public static function prepare($tpl) { //set the compress tool self::$exclude = $tpl->getParam('minify_exclude', ''); self::$jstool = $tpl->getParam('minify_js_tool', 'jsmin'); if (self::$exclude) { self::$exclude = '@' . preg_replace('@[,]+@', '|', preg_quote(self::$exclude)) . '@'; } }
/** * Update head - detect if devmode or themermode is enabled and less file existed, use less file instead of css * We also detect and update jQuery, Bootstrap to use CANVAS assets * * @return null */ function updateHead() { //state parameters $devmode = $this->getParam('devmode', 0); $themermode = $this->getParam('themermode', 1) && defined('CANVAS_THEMER'); $theme = $this->getParam('theme', ''); $minify = $this->getParam('minify', 0); $minifyjs = $this->getParam('minify_js', 0); // As Joomla 3.0 bootstrap is buggy, we will not use it // We also prevent both Joomla bootstrap and CANVAS bootsrap are loaded // And upgrade jquery as our Framework require jquery 1.7+ if we are loading jquery from google $doc = JFactory::getDocument(); $scripts = array(); if (version_compare(JVERSION, '3.0', 'ge')) { $canvasbootstrap = false; $jabootstrap = false; foreach ($doc->_scripts as $url => $script) { if (strpos($url, CANVAS_URL . '/bootstrap/js/bootstrap.js') !== false) { $canvasbootstrap = true; if ($jabootstrap) { //we already have the Joomla bootstrap and we also replace to CANVAS bootstrap continue; } } if (preg_match('@media/jui/js/bootstrap(.min)?.js@', $url)) { if ($canvasbootstrap) { //we have CANVAS bootstrap, no need to add Joomla bootstrap continue; } else { $scripts[CANVAS_URL . '/bootstrap/js/bootstrap.js'] = $script; } $jabootstrap = true; } else { $scripts[$url] = $script; } } $doc->_scripts = $scripts; $scripts = array(); } // VIRTUE MART / JSHOPPING compatible foreach ($doc->_scripts as $url => $script) { $replace = false; if (strpos($url, '//ajax.googleapis.com/ajax/libs/jquery/') !== false && preg_match_all('@/jquery/(\\d+(\\.\\d+)*)?/@msU', $url, $jqver) || preg_match_all('@(^|\\/)jquery([-_]*(\\d+(\\.\\d+)+))?(\\.min)?\\.js@i', $url, $jqver)) { $idx = strpos($url, '//ajax.googleapis.com/ajax/libs/jquery/') !== false ? 1 : 3; if (is_array($jqver) && isset($jqver[$idx]) && isset($jqver[$idx][0])) { $jqver = explode('.', $jqver[$idx][0]); if (isset($jqver[0]) && (int) $jqver[0] <= 1 && isset($jqver[1]) && (int) $jqver[1] < 7) { $scripts[CANVAS_URL . '/js/jquery-1.8.3' . ($devmode ? '' : '.min') . '.js'] = $script; $replace = true; } } } if (!$replace) { $scripts[$url] = $script; } } $doc->_scripts = $scripts; // end update javascript // detect RTL $dir = $doc->direction; $is_rtl = $dir == 'rtl'; //Update css/less based on devmode and themermode $root = JURI::root(true); $current = JURI::current(); $regex = '@' . preg_quote(CANVAS_TEMPLATE_REL) . '/css/(rtl/)?(.*)\\.css((\\?|\\#).*)?$@i'; $stylesheets = array(); foreach ($doc->_styleSheets as $url => $css) { // detect if this css in template css if (preg_match($regex, $url, $match)) { $fname = $match[2]; if (($devmode || $themermode) && is_file(CANVAS_TEMPLATE_PATH . '/less/' . $fname . '.less')) { if ($themermode) { $newurl = CANVAS_TEMPLATE_URL . '/less/' . $fname . '.less'; $css['mime'] = 'text/less'; } else { CANVAS::import('core/less'); $newurl = CANVASLess::buildCss(CANVASPath::cleanPath('templates/' . CANVAS_TEMPLATE . '/less/' . $fname . '.less'), true); } $stylesheets[$newurl] = $css; } else { $uri = null; // detect css available base on direction & theme if ($is_rtl && $theme) { $uri = CANVASPath::getUrl('css/rtl/themes' . $theme . '/' . $fname . '.css'); } if (!$uri && $is_rtl) { $uri = CANVASPath::getUrl('css/rtl/' . $fname . '.css'); } if (!$uri && $theme) { $uri = CANVASPath::getUrl('css/themes/' . $theme . '/' . $fname . '.css'); } if (!$uri) { $uri = CANVASPath::getUrl('css/' . $fname . '.css'); } if ($uri) { $stylesheets[$uri] = $css; } } continue; } $stylesheets[$url] = $css; } // update back $doc->_styleSheets = $stylesheets; //only check for minify if devmode is disabled if (!$devmode && ($minify || $minifyjs)) { CANVAS::import('core/minify'); if ($minify) { CANVASMinify::optimizecss($this); } if ($minifyjs) { CANVASMinify::optimizejs($this); } } }