137 lines
3.2 KiB
PHP
137 lines
3.2 KiB
PHP
<?php
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/**
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* Hummingbird Anime Client
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*
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* An API client for Hummingbird to manage anime and manga watch lists
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*
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* @package HummingbirdAnimeClient
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* @author Timothy J. Warren
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* @copyright Copyright (c) 2015
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* @link https://github.com/timw4mail/HummingBirdAnimeClient
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* @license MIT
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*/
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// --------------------------------------------------------------------------
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//Get config files
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require('../app/config/minify_config.php');
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//Include the css groups
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$groups = require("../app/config/minify_css_groups.php");
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//Function for compressing the CSS as tightly as possible
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/**
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* @param string $buffer
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*/
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function compress($buffer) {
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//Remove CSS comments
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$buffer = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $buffer);
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//Remove tabs, spaces, newlines, etc.
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$buffer = preg_replace('`\s+`', ' ', $buffer);
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$replace = array(
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' )' => ')',
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') ' => ')',
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' }' => '}',
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'} ' => '}',
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' {' => '{',
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'{ ' => '{',
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', ' => ',',
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': ' => ':',
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'; ' => ';',
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);
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//Eradicate every last space!
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$buffer = trim(strtr($buffer, $replace));
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$buffer = str_replace('{ ', '{', $buffer);
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$buffer = str_replace('} ', '}', $buffer);
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return $buffer;
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}
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function get_last_modifed()
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{
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global $groups, $css_root;
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$modified = array();
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// Get all the css files, and concatenate them together
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if(isset($groups[$_GET['g']]))
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{
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foreach($groups[$_GET['g']] as $file)
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{
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$new_file = realpath($css_root.$file);
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$modified[] = filemtime($new_file);
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}
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}
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//Add myth css file for last modified check
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$modified[] = filemtime(realpath("css/base.myth.css"));
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//Add this page for last modified check
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$modified[] = filemtime(__FILE__);
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//Get the latest modified date
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rsort($modified);
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$last_modified = $modified[0];
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return $last_modified;
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}
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function get_css()
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{
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global $groups, $path_from, $path_to, $css_root;
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$css = '';
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if(isset($groups[$_GET['g']]))
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{
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foreach($groups[$_GET['g']] as $file)
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{
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$new_file = realpath($css_root.$file);
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$css .= file_get_contents($new_file);
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$modified[] = filemtime($new_file);
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}
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}
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// If not in debug mode, minify the css
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if( ! isset($_GET['debug']))
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{
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$css = compress($css);
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}
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// Correct paths that have changed due to concatenation
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// based on rules in the config file
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$css = strtr($css, $path_from, $path_to);
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return $css;
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}
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// --------------------------------------------------------------------------
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$last_modified = get_last_modifed();
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$requested_time=(isset($_SERVER['HTTP_IF_MODIFIED_SINCE']))
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? strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE'])
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: 0;
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// Send 304 when not modified for faster response
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if($last_modified === $requested_time)
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{
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header("HTTP/1.1 304 Not Modified");
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exit();
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}
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//This GZIPs the CSS for transmission to the user
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//making file size smaller and transfer rate quicker
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ob_start("ob_gzhandler");
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header("Content-Type: text/css; charset=utf8");
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header("Cache-control: public, max-age=691200, must-revalidate");
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header("Last-Modified: ".gmdate('D, d M Y H:i:s', $last_modified)." GMT");
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header("Expires: ".gmdate('D, d M Y H:i:s', (filemtime(basename(__FILE__)) + 691200))." GMT");
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echo get_css();
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ob_end_flush();
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//End of css.php
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