mirror of
https://github.com/mrclay/minify.git
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Issue 129 : Minify HTML page by prepending pageBuffer.php. Kind of a souped up http://www.mnot.net/cgi_buffer/
This commit is contained in:
Steve Clay
92
min/pageBuffer.php
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92
min/pageBuffer.php
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<?php
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/**
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* Include for serving HTML pages through Minify
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*
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* DO NOT EDIT! Configure this utility via pageConfig.php
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*
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* @package Minify
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*/
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$_min_preIncludedFiles = get_included_files();
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function ob_minify_page($content) {
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global $min_serveOptions, $min_cacheMaxAge;
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$includedFiles = array_diff(
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$GLOBALS['_min_preIncludedFiles'], get_included_files()
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);
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$includedFiles[] = realpath($_SERVER['SCRIPT_FILENAME']);
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$mtime = 0;
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foreach ($includedFiles as $file) {
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$mtime = max($mtime, filemtime($file));
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}
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define('MINIFY_MIN_DIR', dirname(__FILE__));
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// load config
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require MINIFY_MIN_DIR . '/pageConfig.php';
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// setup include path
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set_include_path($min_libPath . PATH_SEPARATOR . get_include_path());
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require $min_libPath . '/Minify.php';
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Minify::$uploaderHoursBehind = $min_uploaderHoursBehind;
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Minify::setCache(
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isset($min_cachePath) ? $min_cachePath : ''
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,$min_cacheFileLocking
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);
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if ($min_errorLogger) {
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require_once $min_libPath . '/Minify/Logger.php';
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if (true === $min_errorLogger) {
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require_once $min_libPath . '/FirePHP.php';
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Minify_Logger::setLogger(FirePHP::getInstance(true));
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} else {
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Minify_Logger::setLogger($min_errorLogger);
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}
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}
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// some array keys may already be set in globals
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$min_serveOptions['id'] = $_SERVER['SCRIPT_FILENAME'];
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$min_serveOptions['content'] = $content;
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$min_serveOptions['lastModified'] = $mtime;
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$min_serveOptions['minifyAll'] = true;
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$min_serveOptions['quiet'] = true;
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// page option: $min_lastModified
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if (isset($GLOBALS['min_lastModified'])) {
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$min_serveOptions['lastModified'] = $GLOBALS['min_lastModified'];
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}
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if ($min_cacheMaxAge) {
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$min_serveOptions['lastModified'] = _steppedTime(
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$min_cacheMaxAge, $_SERVER['SCRIPT_FILENAME']);
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}
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$out = Minify::serve('Page', $min_serveOptions);
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foreach ($out['headers'] as $prop => $value) {
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header($prop === '_responseCode' ? $value : "{$prop}: {$value}");
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}
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return $out['content'];
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}
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/**
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* Get a stepped version of time with a random-like constistent offset
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*
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* This emulates the mtime() of a file being modified regularly. The offset
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* allows you to use the same period in several instances without them all
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* stepping up simultaneously. Offsets should be evenly distributed.
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*
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* @param int $period in seconds
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* @param string $instanceId
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* @return int
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*/
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function _steppedTime($period, $instanceId = '') {
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$hashInt = hexdec(substr(md5($instanceId), 0, 8));
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$t = $_SERVER['REQUEST_TIME'];
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return $t - ($t % $period) - ($hashInt % $period);
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}
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ob_start('ob_minify_page');
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82
min/pageConfig.php
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82
min/pageConfig.php
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<?php
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/**
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* Configuration for pageBuffer.php
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* @package Minify
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*/
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/**
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* Set to true to log messages to FirePHP (Firefox Firebug addon).
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* Set to false for no error logging (Minify may be slightly faster).
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* @link http://www.firephp.org/
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*
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* If you want to use a custom error logger, set this to your logger
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* instance. Your object should have a method log(string $message).
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*
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* @todo cache system does not have error logging yet.
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*/
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$min_errorLogger = false;
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/**
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* For best performance, specify your temp directory here. Otherwise Minify
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* will have to load extra code to guess. Some examples below:
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*/
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//$min_cachePath = 'c:\\WINDOWS\\Temp';
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//$min_cachePath = '/tmp';
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//$min_cachePath = preg_replace('/^\\d+;/', '', session_save_path());
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/**
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* Cache file locking. Set to false if filesystem is NFS. On at least one
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* NFS system flock-ing attempts stalled PHP for 30 seconds!
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*/
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$min_cacheFileLocking = true;
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/**
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* Maximum age of browser cache in seconds. After this period, the browser
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* will send another conditional GET. Use a longer period for lower traffic
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* but you may want to shorten this before making changes if it's crucial
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* those changes are seen immediately.
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*/
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$min_serveOptions['maxAge'] = 1800;
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/**
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* By default Minify will check the mtime of the loaded page and any pages it
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* includes to determine the last modified time. If you would rather have it
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* regularly rebuild the cache, set this to the period, in seconds, that the
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* cache should be rebuilt (note this only occurs if a request is made).
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*/
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$min_cacheMaxAge = false;
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/**
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* If you upload files from Windows to a non-Windows server, Windows may report
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* incorrect mtimes for the files. This may cause Minify to keep serving stale
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* cache files when source file changes are made too frequently (e.g. more than
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* once an hour).
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*
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* Immediately after modifying and uploading a file, use the touch command to
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* update the mtime on the server. If the mtime jumps ahead by a number of hours,
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* set this variable to that number. If the mtime moves back, this should not be
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* needed.
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*
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* In the Windows SFTP client WinSCP, there's an option that may fix this
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* issue without changing the variable below. Under login > environment,
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* select the option "Adjust remote timestamp with DST".
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* @link http://winscp.net/eng/docs/ui_login_environment#daylight_saving_time
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*/
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$min_uploaderHoursBehind = 0;
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/**
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* Path to Minify's lib folder. If you happen to move it, change
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* this accordingly.
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*/
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$min_libPath = dirname(__FILE__) . '/lib';
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// try to disable output_compression (may not have an effect)
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ini_set('zlib.output_compression', '0');
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96
min/test/pageBuffer.php
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96
min/test/pageBuffer.php
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<?php
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require '../pageBuffer.php';
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?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" >
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<head>
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<!-- comments get removed -->
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<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
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<meta name="author" content="Dave Shea" />
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<!-- also whitespace around block or undisplayed elements -->
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<meta name="keywords" content="design, css, cascading, style, sheets, xhtml, graphic design, w3c, web standards, visual, display" />
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<meta name="description" content="A demonstration of what can be accomplished visually through CSS-based design." />
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<meta name="robots" content="all" />
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<title>css Zen Garden: The Beauty in CSS Design</title>
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<!-- to correct the unsightly Flash of Unstyled Content. http://www.bluerobot.com/web/css/fouc.asp -->
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<script type="text/javascript"><!--
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// js comment inside SCRIPT element
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var is = {
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ie: navigator.appName == 'Microsoft Internet Explorer',
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java: navigator.javaEnabled(),
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ns: navigator.appName == 'Netscape',
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ua: navigator.userAgent.toLowerCase(),
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version: parseFloat(navigator.appVersion.substr(21)) ||
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parseFloat(navigator.appVersion),
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win: navigator.platform == 'Win32'
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}
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is.mac = is.ua.indexOf('mac') >= 0;
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if (is.ua.indexOf('opera') >= 0) {
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is.ie = is.ns = false;
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is.opera = true;
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}
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if (is.ua.indexOf('gecko') >= 0) {
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is.ie = is.ns = false;
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is.gecko = true;
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}
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// --></script>
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<script type="text/javascript">
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//<![CDATA[
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var i = 0;
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while (++i < 10)
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{
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// ...
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}
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//]]>
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</script>
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<script type="text/javascript">
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/* <![CDATA[ */ i = 1; /* ]]> */
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</script>
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<script type="text/javascript">
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(i < 1); /* CDATA needed */
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</script>
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<!--[if IE 6]>
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<style type="text/css">
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/*! copyright: you'll need CDATA for this < & */
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body {background:white;}
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</style>
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<![endif]-->
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<style type="text/css" title="currentStyle" media="screen">
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@import "/001/001.css";
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/*\*/ css hack {} /* */
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/* normal CSS comment */
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/*/*/ css hack {} /* */
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css hack {
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display/**/:/**/none;
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display:none;
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}
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</style>
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<link
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rel="alternate"
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type="application/rss+xml"
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title="RSS"
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href="http://www.csszengarden.com/zengarden.xml" />
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</head>
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<body id="css-zen-garden">
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<!--[if !IE]>--><p>Browser != IE</p><!--<![endif]-->
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<div id="container">
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<div id="pageHeader">
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<h1><span>css Zen Garden</span></h1>
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<h2><span>The Beauty of <acronym title="Cascading Style Sheets">CSS</acronym>
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Design</span></h2>
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</div>
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<pre>
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White space is important here!
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</pre>
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<div id="quickSummary">
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<p class="p1"><span>A demonstration of what can be accomplished visually through <acronym title="Cascading Style Sheets">CSS</acronym>-based design. Select any style sheet from the list to load it into this page.</span></p>
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<p class="p2"><span>Download the sample <a href="/zengarden-sample.html" title="This page's source HTML code, not to be modified.">html file</a> and <a href="/zengarden-sample.css" title="This page's sample CSS, the file you may modify.">css file</a></span></p>
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</div>
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<textarea name="comment" id="comment" rows="6" class="maxwidth" cols="80">66666
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1234567890</textarea>
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</div>
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</body>
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</html>
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