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N°2710 - Fix extremely slow page load for first user after setup (regression introduced in N°2314)

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Molkobain
2020-01-21 17:19:16 +01:00
parent 6e754d4fa5
commit 5967895561
3 changed files with 91 additions and 44 deletions
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83
application/themehandler.class.inc.php
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@@ -27,67 +27,102 @@ use ScssPhp\ScssPhp\Compiler;
*/
class ThemeHandler
{
/**
* Return the absolute URL for the compiled theme CSS file
* Return the absolute URL for the default theme CSS file
*
* @return string
* @throws \CoreException
* @throws \Exception
*/
public static function GetTheme()
public static function GetDefaultThemeUrl()
{
$sThemeId = MetaModel::GetConfig()->Get('backoffice_default_theme');
$sEnvPath = APPROOT.'env-'.utils::GetCurrentEnvironment().'/';
$sThemePath = $sEnvPath.'/branding/themes/'.$sThemeId.'/';
$aThemeParameters = json_decode(@file_get_contents($sThemePath.'theme-parameters.json'), true);
$sThemeCssPath = $sThemePath.'main.css';
static::CompileTheme($sThemeId);
// Check that theme is compiled
if ($aThemeParameters === null)
// Return absolute url to theme compiled css
return utils::GetAbsoluteUrlModulesRoot().'/branding/themes/'.$sThemeId.'/main.css';
}
/**
* Compile the $sThemeId theme
*
* @param string $sThemeId
* @param array|null $aThemeParameters Parameters (variables, imports, stylesheets) for the theme, if not passed, will be retrieved from compiled DM
* @param array|null $aImportsPaths Paths where imports can be found
* @param string|null $sWorkingPath Path of the folder used during compilation
*
* @throws \CoreException
*/
public static function CompileTheme($sThemeId, $aThemeParameters = null, $aImportsPaths = null, $sWorkingPath = null)
{
// Default working path
if($sWorkingPath === null)
{
throw new CoreException('Could not load "'.$sThemeId.'" theme parameters from file, check that it has been compiled correctly');
$sWorkingPath = APPROOT.'env-'.utils::GetCurrentEnvironment().'/';
}
$sTheme = '';
// Default import paths (env-*)
if($aImportsPaths === null)
{
$aImportsPaths = array(
APPROOT.'env-'.utils::GetCurrentEnvironment().'/',
);
}
// Note: We do NOT check that the folder exists!
$sThemeFolderPath = $sWorkingPath.'/branding/themes/'.$sThemeId.'/';
$sThemeCssPath = $sThemeFolderPath.'main.css';
// Save parameters if passed...
if(is_array($aThemeParameters))
{
file_put_contents($sThemeFolderPath.'/theme-parameters.json', json_encode($aThemeParameters));
}
// ... Otherwise, retrieve them from compiled DM
else
{
$aThemeParameters = json_decode(@file_get_contents($sThemeFolderPath.'theme-parameters.json'), true);
if ($aThemeParameters === null)
{
throw new CoreException('Could not load "'.$sThemeId.'" theme parameters from file, check that it has been compiled correctly');
}
}
$sTmpThemeScssContent = '';
$iStyleLastModified = 0;
clearstatcache();
// Loading files to import and stylesheet to compile, also getting most recent modification time on overall files
foreach ($aThemeParameters['imports'] as $sImport)
{
$sTheme .= '@import "'.$sImport.'";'."\n";
$sTmpThemeScssContent .= '@import "'.$sImport.'";'."\n";
$iImportLastModified = filemtime($sEnvPath.$sImport);
$iImportLastModified = filemtime($sWorkingPath.$sImport);
$iStyleLastModified = $iStyleLastModified < $iImportLastModified ? $iImportLastModified : $iStyleLastModified;
}
foreach ($aThemeParameters['stylesheets'] as $sStylesheet)
{
$sTheme .= '@import "'.$sStylesheet.'";'."\n";
$sTmpThemeScssContent .= '@import "'.$sStylesheet.'";'."\n";
$iStylesheetLastModified = filemtime($sEnvPath.$sStylesheet);
$iStylesheetLastModified = filemtime($sWorkingPath.$sStylesheet);
$iStyleLastModified = $iStyleLastModified < $iStylesheetLastModified ? $iStylesheetLastModified : $iStyleLastModified;
}
// Checking if our compiled css is outdated
if (!file_exists($sThemeCssPath) || (is_writable($sThemePath) && (filemtime($sThemeCssPath) < $iStyleLastModified)))
if (!file_exists($sThemeCssPath) || (is_writable($sThemeFolderPath) && (filemtime($sThemeCssPath) < $iStyleLastModified)))
{
$oScss = new Compiler();
$oScss->setFormatter('ScssPhp\\ScssPhp\\Formatter\\Expanded');
// Setting our xml variables
$oScss->setVariables($aThemeParameters['variables']);
// Setting our import path to env-*
$oScss->setImportPaths($sEnvPath);
// Setting our imports paths
$oScss->setImportPaths($aImportsPaths);
// Temporary disabling max exec time while compiling
$iCurrentMaxExecTime = (int)ini_get('max_execution_time');
set_time_limit(0);
// Compiling our theme
$sThemeCss = $oScss->compile($sTheme);
$sTmpThemeCssContent = $oScss->compile($sTmpThemeScssContent);
set_time_limit($iCurrentMaxExecTime);
file_put_contents($sThemePath.'main.css', $sThemeCss);
file_put_contents($sThemeCssPath, $sTmpThemeCssContent);
}
// Return absolute url to theme compiled css
return utils::GetAbsoluteUrlModulesRoot().'/branding/themes/'.$sThemeId.'/main.css';
}
}