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<?php
namespace ThemeXpert\Assets\Drivers;
use ThemeXpert\View\View;
use ThemeXpert\Assets\AssetException;
use ThemeXpert\View\Engines\PhpEngine;
use ThemeXpert\Assets\Contract\Drivers\AssetsDriver;
class Wordpress implements AssetsDriver
{
/**
* View instance.
*
* @var \ThemeXpert\View\View
*/
protected $view;
/**
* CSS file alias name.
*
* @var array
*/
protected $cssHandle = [];
/**
* CSS order number.
*
* @var array
*/
protected $cssOrder = [];
/**
* CSS version number.
*
* @var array
*/
protected $cssVersion = [];
/**
* CSS media.
*
* @var array
*/
protected $cssMedia = [];
/**
* Inline CSS data.
*
* @var array
*/
protected $cssData = [];
/**
* JS alias name.
*
* @var array
*/
protected $jsHandle = [];
/**
* JS order number.
*
* @var array
*/
protected $jsOrder = [];
/**
* JS version number.
*
* @var array
*/
protected $jsVersion = [];
/**
* JS dependencies.
*
* @var array
*/
protected $jsDependencies = [];
/**
* Inline JS data.
*
* @var array
*/
protected $jsData = [];
/**
* Loadable JS files.
*
* @var array
*/
protected $loadableJS = [];
/**
* Loadable CSS files.
*
* @var array
*/
protected $loadableCSS = [];
/**
* create a new instance of joomla.
*/
public function __construct()
{
$this->setViewInstance();
}
/**
* Set view class instance.
*/
protected function setViewInstance()
{
if(is_null($this->view)) {
$this->view = new View(new PhpEngine);
}
}
/**
* Added javascript with the application.
*
* @param string $handle
* @param string $src
* @param array $data
* @param array $dependencies
* @param null $order
* @param null $version
*
* @throws AssetException
*/
public function Js($handle, $src, $data = [], $dependencies = [], $order = null, $version = null)
{
$this->setJSHandle($handle, $src);
$this->jsData[$handle] = $data;
$this->jsDependencies[$handle] = $dependencies;
$this->setJSOrderNumber($handle, $order);
$this->jsVersion[$handle] = $version;
}
/**
* Added stylesheet with the application.
*
* @param string $handle
* @param string $src
* @param array $data
* @param array $dependencies
* @param null $order
* @param null $version
* @param string $media
*
* @throws AssetException
*/
public function Css($handle, $src, $data = [], $dependencies = [], $order = null, $version = null, $media = 'all')
{
$this->setCssHandle($handle, $src);
$this->cssData[$handle] = $data;
$this->cssDependencies[$handle] = $dependencies;
$this->setCSSOrderNumber($handle, $order);
$this->cssVersion[$handle] = $version;
$this->cssMedia[$handle] = $media;
}
/**
* Load all css and js files.
*/
public function load()
{
$this->loadCSS();
$this->loadJS();
}
/**
* Load all registered inline and external CSS files.
*/
protected function loadCSS()
{
$sortedCSS = $this->getSortedCSS();
$this->resolveLoadableCSS($sortedCSS);
$this->addCSSWithJFactory();
}
/**
* Load all registered inline and external JS files.
*/
protected function loadJS()
{
$sortedJS = $this->getSortedJS();
$this->resolveLoadableJS($sortedJS);
$this->addJSWithJFactory();
}
/**
* Resolved all required dependencies for the JS handle.
*
* @param string $handle
*/
protected function resolvedJSDependencies($handle)
{
foreach($this->jsDependencies[$handle] as $source) {
if(! in_array($source, $this->loadableJS)) {
if(! empty($this->jsDependencies[$source])) {
$this->resolvedJSDependencies($source);
} else {
$this->setLoadableJS($source);
}
}
}
$this->setLoadableJS($handle);
}
/**
* Resolved all required dependencies for the CSS handle.
*
* @param string $handle
*/
protected function resolvedCSSDependencies($handle)
{
foreach($this->cssDependencies[$handle] as $source) {
if(! in_array($source, $this->loadableCSS)) {
if(! empty($this->cssDependencies[$source])) {
$this->resolvedCSSDependencies($source);
} else {
$this->setLoadableCSS($source);
}
}
}
$this->setLoadableCSS($handle);
}
/**
* Get sorted JS.
*
* @return array
*/
protected function getSortedJS()
{
$jsOrder = $this->jsOrder;
ksort($jsOrder);
return $jsOrder;
}
/**
* Get sorted CSS.
*
* @return array
*/
protected function getSortedCSS()
{
$cssOrder = $this->cssOrder;
ksort($cssOrder);
return $cssOrder;
}
/**
* Resolved loadable js.
*
* If any dependencies need for the given JS file,
* then resolved this JS first. After that, set the JS to the loadableJS variable.
*
* @param array $sortedJS
*/
protected function resolveLoadableJS($sortedJS)
{
foreach ($sortedJS as $handle) {
if (!empty($this->jsDependencies[$handle])) {
$this->resolvedJSDependencies($handle);
} else {
$this->setLoadableJS($handle);
}
}
}
/**
* Resolved loadable css.
*
* If any dependencies need for the given CSS file,
* then resolved this CSS first. After that, set the CSS to the loadableCSS variable.
*
* @param array $sortedCSS
*/
protected function resolveLoadableCSS($sortedCSS)
{
foreach ($sortedCSS as $handle) {
if (!empty($this->cssDependencies[$handle])) {
$this->resolvedCSSDependencies($handle);
} else {
$this->setLoadableCSS($handle);
}
}
}
/**
* Add external and inline JS with the JFactory.
* The addJSWithJFactory decides the inline or external JS file by the source JS file extension.
* If source JS file contains .php extension then this method treat the JS file as inline JS file.
* If source JS file contains .js extension then this method treat the JS file as external JS file.
*
* @throws AssetException
*/
protected function addJSWithJFactory()
{
foreach ($this->loadableJS as $handle) {
if(empty($this->jsHandle[$handle])) {
throw new AssetException("The handle name [ $handle ] does not found.");
}
$path = $this->jsHandle[$handle];
$extension = pathinfo($path, PATHINFO_EXTENSION);
if ($extension === 'js') {
$version = $this->getJSVersion($handle);
// $this->jFactory->addCustomTag("<script src='" . $path . $version ."'></script>");
echo "<script src='" . $path . $version ."'></script>";
}
if ($extension === 'php') {
$content = $this->view->make($path, $this->jsData[$handle]);
// $this->jFactory->addCustomTag("<script>" . $content . "</script>");
echo "<script>" . $content . "</script>";
}
}
}
/**
* Add external and inline CSS with the JFactory.
* The addJSWithJFactory decides the inline or external CSS file by the source CSS file extension.
* If source CSS file contains .php extension then this method treat the CSS file as inline CSS file.
* If source CSS file contains .css extension then this method treat the CSS file as external CSS file.
*
* @throws AssetException
*/
protected function addCSSWithJFactory()
{
foreach ($this->loadableCSS as $handle) {
if(empty($this->cssHandle[$handle])) {
throw new AssetException("The handle name [ $handle ] does not found.");
}
$path = $this->cssHandle[$handle];
$extension = pathinfo($path, PATHINFO_EXTENSION);
if ($extension === 'css') {
$version = $this->getCSSVersion($handle);
$media = $this->cssMedia[$handle];
// $this->jFactory->addCustomTag("<link rel='stylesheet' href='{$path}{$version}' media='{$media}'/>");
echo "<link rel='stylesheet' href='{$path}{$version}' media='{$media}'/>";
}
if ($extension === 'php') {
$content = $this->view->make($path, $this->cssData[$handle]);
// $this->jFactory->addCustomTag("<style>" . $content . "</style>");
echo "<style>" . $content . "</style>";
}
}
}
/**
* Set loadable JS.
*
* The JS file saved as loadable JS in the loadableJS variable.
*
* @param $handle
*/
protected function setLoadableJS($handle)
{
if (!in_array($handle, $this->loadableJS)) {
$this->loadableJS[] = $handle;
}
}
/**
* Set loadable CSS.
*
* The CSS file saved as loadable CSS in the loadableCSS variable.
*
* @param $handle
*/
protected function setLoadableCSS($handle)
{
if (!in_array($handle, $this->loadableCSS)) {
$this->loadableCSS[] = $handle;
}
}
/**
* Set JS order number.
*
* @param $handle
* @param $order
*
* @throws AssetException
*/
protected function setJSOrderNumber($handle, $order)
{
if (!empty($order) and is_int($order)) {
$this->jsOrder[$order] = $handle;
} else if (empty($order)) {
$ran = rand(10000, 100000);
$this->jsOrder[$ran] = $handle;
} else {
throw new AssetException("JS [ {$handle} ] Order number must be integer.");
}
}
/**
* Set CSS order number.
*
* @param $handle
* @param $order
*
* @throws AssetException
*/
protected function setCssOrderNumber($handle, $order)
{
if (!empty($order) and is_int($order)) {
$this->cssOrder[$order] = $handle;
} else if (empty($order)) {
$ran = rand(10000, 100000);
$this->cssOrder[$ran] = $handle;
} else {
throw new AssetException("CSS [ {$handle} ] Order number must be integer.");
}
}
/**
* Get JS version number.
*
* @param $handle
*
* @return null|string
* @throws AssetException
*/
protected function getJSVersion($handle)
{
$version = '?v=';
if(!empty($this->jsVersion[$handle]) and is_int($this->jsVersion[$handle])) {
$version .= $this->jsVersion[$handle];
return $version;
}
if(empty($this->jsVersion[$handle])) {
return null;
}
throw new AssetException("Version number must be integer for the JS handle [ $handle ].");
}
/**
* Get CSS version number.
*
* @param $handle
*
* @return null|string
* @throws AssetException
*/
protected function getCSSVersion($handle)
{
$version = '?v=';
if(!empty($this->cssVersion[$handle]) and is_int($this->cssVersion[$handle])) {
$version .= $this->cssVersion[$handle];
return $version;
}
if(empty($this->cssVersion[$handle])) {
return null;
}
throw new AssetException("Version number must be integer for the CSS handle [ $handle ].");
}
/**
* Set CSS handle name and source.
*
* @param $handle
* @param $src
*/
protected function setCssHandle($handle, $src)
{
$this->cssHandle[$handle] = $src;
}
/**
* Set JS handle name and source.
*
* @param $handle
* @param $src
*/
protected function setJSHandle($handle, $src)
{
$this->jsHandle[$handle] = $src;
}
}