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|
<?php
/**
* Piwik - free/libre analytics platform
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik;
use Piwik\Plugin\Manager;
/**
* This class contains logic to make Themes work beautifully.
*
*/
class Theme
{
/** @var string */
private $themeName;
/** @var \Piwik\Plugin */
private $theme;
/**
* @var Plugin $plugin
*/
public function __construct($plugin = false)
{
$this->createThemeFromPlugin($plugin ? $plugin : Manager::getInstance()->getThemeEnabled());
}
/**
* @param Plugin $plugin
*/
private function createThemeFromPlugin($plugin)
{
$this->theme = $plugin;
$this->themeName = $plugin->getPluginName();
}
public function getStylesheet()
{
if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME) {
return false;
}
$info = $this->theme->getInformation();
if (!isset($info['stylesheet'])) {
return false;
}
$themeStylesheet = 'plugins/' . $this->theme->getPluginName() . '/' . $info['stylesheet'];
return $themeStylesheet;
}
public function getJavaScriptFiles()
{
if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME) {
return false;
}
$info = $this->theme->getInformation();
if (empty($info['javascript'])) {
return false;
}
$jsFiles = $info['javascript'];
if (!is_array($jsFiles)) {
$jsFiles = array($jsFiles);
}
foreach ($jsFiles as &$jsFile) {
$jsFile = 'plugins/' . $this->theme->getPluginName() . '/' . $jsFile;
}
return $jsFiles;
}
public function rewriteAssetsPathToTheme($output)
{
if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME) {
return $output;
}
$pattern = array(
// Rewriting scripts includes to overrides
'~<script type=[\'"]text/javascript[\'"] (src)=[\'"]([^\'"]+)[\'"]>~',
'~<script (src)=[\'"]([^\'"]+)[\'"] type=[\'"]text/javascript[\'"]>~',
'~<link (rel)=[\'"]stylesheet[\'"] type=[\'"]text/css[\'"] href=[\'"]([^\'"]+)[\'"] ?/?>~',
// Images as well
'~(src|href)=[\'"]([^\'"]+)[\'"]~',
// rewrite images in CSS files
'~(url\()[\'"]([^\)]?[plugins]+[^\)]+[.jpg|png|gif|svg]?)[\'"][\)]~',
// url(plugins/....)
'~(url\()([^\)]?[plugins]+[^\)]+[.jpg|png|gif|svg]?)[\)]~',
// rewrites images in JS files
'~(=)[\s]?[\'"]([^\'"]+[.jpg|.png|.gif|svg]?)[\'"]~',
);
return preg_replace_callback($pattern, array($this, 'rewriteAssetPathIfOverridesFound'), $output);
}
private function rewriteAssetPathIfOverridesFound($src)
{
$source = $src[0];
$pathAsset = $src[2];
// Basic health check, we don't replace if not starting with plugins/
$posPluginsInPath = strpos($pathAsset, 'plugins');
if ($posPluginsInPath !== 0) {
return $source;
}
// or if it's already rewritten
if (strpos($pathAsset, $this->themeName) !== false) {
return $source;
}
$pathPluginName = substr($pathAsset, strlen('plugins/'));
$nextSlash = strpos($pathPluginName, '/');
if ($nextSlash === false) {
return $source;
}
$pathPluginName = substr($pathPluginName, 0, $nextSlash);
// replace all plugin assets to the theme, if the theme overrides this asset
// when there are name conflicts (two plugins define the same asset name in same folder),
// we shall rename so there is no more conflict.
$defaultThemePath = "plugins/" . $pathPluginName;
$newThemePath = "plugins/" . $this->themeName;
$overridingAsset = str_replace($defaultThemePath, $newThemePath, $pathAsset);
// Strip trailing query string
$fileToCheck = $overridingAsset;
$queryStringPos = strpos($fileToCheck, '?');
if ($queryStringPos !== false) {
$fileToCheck = substr($fileToCheck, 0, $queryStringPos);
}
if (file_exists($fileToCheck)) {
return str_replace($pathAsset, $overridingAsset, $source);
}
return $source;
}
/**
* @return string
*/
public function getThemeName()
{
return $this->themeName;
}
}
|
