57 lines
1.4 KiB
PHP
57 lines
1.4 KiB
PHP
<?php
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/**
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* @file view/theme/vier/style.php
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*/
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use Friendica\Core\Config;
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use Friendica\Core\PConfig;
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use Friendica\Model\Profile;
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$uid = Profile::getThemeUid();
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$style = PConfig::get($uid, 'vier', 'style');
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if (empty($style)) {
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$style = Config::get('vier', 'style');
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}
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if (empty($style)) {
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$style = "plus";
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}
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$stylecss = '';
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$modified = '';
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foreach (['style', $style] as $file) {
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$stylecssfile = $THEMEPATH . DIRECTORY_SEPARATOR . $file .'.css';
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if (file_exists($stylecssfile)) {
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$stylecss .= file_get_contents($stylecssfile);
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$stylemodified = filemtime($stylecssfile);
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if ($stylemodified > $modified) {
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$modified = $stylemodified;
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}
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} else {
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//TODO: use LOGGER_ERROR?
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logger('Error: missing file: "' . $stylecssfile .'" (userid: '. $uid .')');
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}
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}
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$modified = gmdate('r', $modified);
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$etag = md5($stylecss);
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// Only send the CSS file if it was changed
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header('Cache-Control: public');
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header('ETag: "'.$etag.'"');
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header('Last-Modified: '.$modified);
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if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) || isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
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$cached_modified = gmdate('r', strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']));
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$cached_etag = str_replace(['"', "-gzip"], ['', ''],
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stripslashes($_SERVER['HTTP_IF_NONE_MATCH']));
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if (($cached_modified == $modified) && ($cached_etag == $etag)) {
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header('HTTP/1.1 304 Not Modified');
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exit();
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}
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}
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echo $stylecss;
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