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Added sopport ETag (style.css.php) with the Denim and Denim Curve theme
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| <?php | ||
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| /* Reminder: always indent with 4 spaces (no tabs). */ | ||
| // +---------------------------------------------------------------------------+ | ||
| // | Geeklog 2.1 | | ||
| // +---------------------------------------------------------------------------+ | ||
| // | style.css.php | | ||
| // | | | ||
| // | Preprocessor for CSS theme files | | ||
| // +---------------------------------------------------------------------------+ | ||
| // | Copyright (C) 2012 by the following authors: | | ||
| // | | | ||
| // | Authors: Rouslan Placella - rouslan@placella.com | | ||
| // +---------------------------------------------------------------------------+ | ||
| // | | | ||
| // | This program is free software; you can redistribute it and/or | | ||
| // | modify it under the terms of the GNU General Public License | | ||
| // | as published by the Free Software Foundation; either version 2 | | ||
| // | of the License, or (at your option) any later version. | | ||
| // | | | ||
| // | This program is distributed in the hope that it will be useful, | | ||
| // | but WITHOUT ANY WARRANTY; without even the implied warranty of | | ||
| // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | | ||
| // | GNU General Public License for more details. | | ||
| // | | | ||
| // | You should have received a copy of the GNU General Public License | | ||
| // | along with this program; if not, write to the Free Software Foundation, | | ||
| // | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | | ||
| // | | | ||
| // +---------------------------------------------------------------------------+ | ||
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| require_once '../../../siteconfig.php'; | ||
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| // get theme name | ||
| if (!isset($_GET['theme'])) { | ||
| exit; | ||
| } | ||
| $theme = $_GET['theme']; | ||
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| // get package name | ||
| if (!isset($_GET['package'])) { | ||
| exit; | ||
| } | ||
| $package_name = $_GET['package']; | ||
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| // get lang directions | ||
| $LANG_DIRECTION = 'ltr'; // need to set this for themes function.php file | ||
| if (isset($_GET['dir']) && $_GET['dir'] === 'rtl') { | ||
| $LANG_DIRECTION = 'rtl'; | ||
| } | ||
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| // set path variables | ||
| $path_html = dirname(dirname(dirname(getcwd()))); // Should always be the directory above | ||
| $path_themes = $path_html . '/layout/'; | ||
| $path_layout = $path_themes . $theme . '/'; | ||
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| // set etag file name and path | ||
| // have moved or renamed /data directory, please change the following line accordingly. | ||
| $etag_filename = $_CONF['path'] . 'data/layout_css/' . $theme . '_' . $LANG_DIRECTION . '_etag.cache'; | ||
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| // get theme info | ||
| if (!file_exists($path_layout . 'functions.php')) { | ||
| exit; | ||
| } | ||
| require_once $path_layout . 'functions.php'; | ||
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| // get the configuration values from the theme | ||
| $theme_default = ''; | ||
| $path_layout_default = ''; | ||
| $func = "theme_config_" . $theme; | ||
| if (function_exists($func)) { | ||
| $theme_config = $func(); | ||
| if (isset($theme_config['theme_default'])) { | ||
| $theme_default = $theme_config['theme_default']; | ||
| $path_layout_default = $path_themes . $theme_default . '/'; | ||
| // reset fake config theme var to default so when fuction below loads in css files it will point to default | ||
| } | ||
| } | ||
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| $cssfiles = array(); | ||
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| // load in default theme css files | ||
| if (!empty($theme_default)) { | ||
| if (!file_exists($path_layout_default . 'functions.php')) { | ||
| exit; | ||
| } | ||
| require_once $path_layout_default . 'functions.php'; | ||
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| // include scripts on behalf of the theme | ||
| $_CONF['theme'] = $theme_default; // Need to set this for default themes function.php file | ||
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| $func = "theme_css_" . $theme_default; | ||
| if (function_exists($func)) { | ||
| $css_packages = $func(); | ||
| foreach($css_packages as $package) { | ||
| if ($package['name'] === $package_name) { | ||
| $cssfiles = $package['css_items']; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| // include scripts on behalf of the theme | ||
| $_CONF['theme'] = $theme; // Need to set this for themes function.php file | ||
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| $func = "theme_css_" . $theme; | ||
| if (function_exists($func)) { | ||
| $css_packages = $func(); | ||
| foreach($css_packages as $package) { | ||
| if ($package['name'] === $package_name) { | ||
| $cssfiles = array_merge($cssfiles, $package['css_items']); | ||
| break; | ||
| } | ||
| } | ||
| } | ||
|
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| // sort theme css files based on priority if needed | ||
| $priority = array(); | ||
| foreach($cssfiles as $k => $d) { | ||
| $priority[$k] = $d['priority']; | ||
| } | ||
| array_multisort($priority, SORT_ASC, $cssfiles); | ||
|
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| if (isset($_SERVER['HTTP_IF_NONE_MATCH'])) { | ||
| if (is_readable($etag_filename)) { | ||
| $etag = file_get_contents($etag_filename); | ||
| if (!empty($etag) AND (trim($_SERVER['HTTP_IF_NONE_MATCH'], '"\'') === $etag)) { | ||
| header('HTTP/1.1 304 Not Modified'); | ||
| header('Status: 304 Not Modified'); | ||
| exit; | ||
| } | ||
| } | ||
| } | ||
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| // creates a new ETag value and saves it into the file | ||
| $etag = md5(microtime(TRUE)); | ||
| @file_put_contents($etag_filename, $etag); | ||
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| // Send correct header type: | ||
| header('Content-Type: text/css; charset=UTF-8'); | ||
| // Add Cache Expire in 1 week | ||
| header('Cache-control: must-revalidate'); | ||
| header('Expires: '.gmdate('D, d M Y H:i:s', time() + 604800).' GMT'); | ||
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| header('ETag: "' . $etag . '"'); | ||
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| // Output the contents of each file | ||
| foreach ($cssfiles as $file) { | ||
| $full_filepath = ''; | ||
| // Set css path variables | ||
| $css_file_default=''; | ||
| if (!empty($theme_default)) { | ||
| $css_file_default = $path_html . $file['file']; | ||
| } | ||
| $css_file = $path_html . $file['file']; | ||
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| if (!empty($theme_default)) { | ||
| // First add own theme css file if found else add default css file | ||
| if (is_readable($css_file)) { | ||
| $full_filepath = $css_file; | ||
| } elseif (is_readable($css_file_default)) { | ||
| $full_filepath = $css_file_default; | ||
| } | ||
| } else { | ||
| // Add theme css file if found | ||
| if (is_readable($css_file)) { | ||
| $full_filepath = $css_file; | ||
| } | ||
| } | ||
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| if (!empty($full_filepath)) { | ||
| $css = file_get_contents($full_filepath); | ||
| echo $css . PHP_EOL; | ||
| } | ||
| } |
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