/**
* Get aggregated and possibly minified content from js and css files
*
* @param array $aUrlArray Array of urls of css or js files for aggregation
* @param string $sType css or js
* @return string Aggregated (and possibly minified) contents of files
*/
public function getContents($aUrlArray, $sType, $oParser)
{
$oCssParser = new JchOptimizeCssParser($oParser, $this->bBackend);
$sCriticalCss = '';
$aSpriteCss = array();
$aFontFace = array();
$aContentsArray = array();
foreach ($aUrlArray as $index => $aUrlInnerArray) {
$sContents = $this->combineFiles($aUrlInnerArray, $sType, $oCssParser);
$sContents = $this->prepareContents($sContents);
$aContentsArray[$index] = $sContents;
}
if ($sType == 'css') {
if ($this->params->get('csg_enable', 0)) {
try {
$oSpriteGenerator = new JchOptimizeSpriteGenerator($this->params);
$aSpriteCss = $oSpriteGenerator->getSprite($this->{$sType});
} catch (Exception $ex) {
JchOptimizeLogger::log($ex->getMessage(), $this->params);
$aSpriteCss = array();
}
}
if ($this->params->get('pro_optimizeCssDelivery', '0')) {
if (!empty($aSpriteCss)) {
$this->{$sType} = str_replace($aSpriteCss['needles'], $aSpriteCss['replacements'], $this->{$sType});
}
$oParser->params->set('pro_InlineScripts', '0');
$oParser->params->set('pro_InlineStyles', '0');
$sHtml = $oParser->cleanHtml();
$aCssContents = $oCssParser->optimizeCssDelivery($this->{$sType}, $sHtml);
$sCriticalCss .= $aCssContents['criticalcss'];
$aFontFace = preg_split('#}\\K[^@]*+#', $aCssContents['font-face'], -1, PREG_SPLIT_NO_EMPTY);
}
}
$aContents = array('filemtime' => JchPlatformUtility::unixCurrentDate(), 'file' => $aContentsArray, 'criticalcss' => $sCriticalCss, 'spritecss' => $aSpriteCss, 'font-face' => $aFontFace);
return $aContents;
}
/**
* Get aggregated and possibly minified content from js and css files
*
* @param array $aUrlArray Array of urls of css or js files for aggregation
* @param string $sType css or js
* @return string Aggregated (and possibly minified) contents of files
*/
public function getContents($aUrlArray, $sType, $oParser)
{
JCH_DEBUG ? JchPlatformProfiler::start('GetContents - ' . $sType, TRUE) : null;
$oCssParser = $this->oCssParser;
$sCriticalCss = '';
$aSpriteCss = array();
$aFontFace = array();
$aContentsArray = array();
foreach ($aUrlArray as $index => $aUrlInnerArray) {
$sContents = $this->combineFiles($aUrlInnerArray, $sType, $oCssParser);
$sContents = $this->prepareContents($sContents);
$aContentsArray[$index] = $sContents;
}
if ($sType == 'css') {
if ($this->params->get('csg_enable', 0)) {
try {
$oSpriteGenerator = new JchOptimizeSpriteGenerator($this->params);
$aSpriteCss = $oSpriteGenerator->getSprite($this->{$sType});
} catch (Exception $ex) {
JchOptimizeLogger::log($ex->getMessage(), $this->params);
$aSpriteCss = array();
}
}
if ($this->params->get('pro_optimizeCssDelivery', '0')) {
if (is_array($aSpriteCss) && !empty($aSpriteCss) && isset($aSpriteCss['needles']) && isset($aSpriteCss['replacements'])) {
$this->{$sType} = str_replace($aSpriteCss['needles'], $aSpriteCss['replacements'], $this->{$sType});
}
$oParser->params->set('pro_InlineScripts', '1');
$oParser->params->set('pro_InlineStyles', '1');
$sHtml = $oParser->cleanHtml();
$aCssContents = $oCssParser->optimizeCssDelivery($this->{$sType}, $sHtml);
$sCriticalCss .= $oCssParser->sortImports($aCssContents['criticalcss']);
$sCriticalCss = $sCriticalCss;
$aFontFace = preg_split('#}\\K[^@]*+#', $aCssContents['font-face'], -1, PREG_SPLIT_NO_EMPTY);
}
}
try {
$oAdmin = new JchOptimizeAdmin($this->params);
$oAdmin->getAdminLinks($oParser, JchPlatformUtility::menuId(), $this->css);
} catch (Exception $ex) {
JchOptimizeLogger::log($ex->getMessage(), $this->params);
}
$aContents = array('filemtime' => JchPlatformUtility::unixCurrentDate(), 'file' => $aContentsArray, 'criticalcss' => $sCriticalCss, 'spritecss' => $aSpriteCss, 'font-face' => $aFontFace);
JCH_DEBUG ? JchPlatformProfiler::stop('GetContents - ' . $sType) : null;
return $aContents;
}
/**
* Remove placeholders from aggregated file for caching
*
* @param string $sContents Aggregated file contents
* @param string $sType js or css
* @return string
*/
public function prepareContents($sContents, $sType, $oCssParser)
{
if ($sType == 'css') {
$sContents = $oCssParser->sortImports($sContents);
if ($this->params->get('csg_enable', 0)) {
try {
$oSpriteGenerator = new JchOptimizeSpriteGenerator($this->params);
$sCssContents = $oSpriteGenerator->getSprite($sContents);
} catch (Exception $ex) {
if ($this->params->get('log', 0)) {
JchOptimizeLogger::log($ex->getMessage());
}
$sCssContents = $sContents;
}
$sContents = $sCssContents;
}
if (function_exists('mb_convert_encoding')) {
$sContents = '@charset "utf-8";' . $this->sLnEnd . trim($sContents);
$sContents = mb_convert_encoding($sContents, 'utf-8');
}
}
$sContents = str_replace(array('COMMENT_START', 'COMMENT_IMPORT_START', 'COMMENT_END', 'DELIMITER'), array($this->sLnEnd . $this->sLnEnd . '/***! ', $this->sLnEnd . $this->sLnEnd . '/***! @import url', ' !***/' . $this->sLnEnd . $this->sLnEnd, ''), $sContents);
return trim($sContents);
}
