142 lines
4.5 KiB
Markdown
142 lines
4.5 KiB
Markdown
Unless mentioned, all the following snippets go in `config.php`.
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## Faster Cache Performance
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By default, Minify uses `Minify_Cache_File`. It uses `readfile`/`fpassthru` to improve performance over most file-based systems, but it's still file IO, so the following caching options should be faster. In all cases, Minify cache ids begin with `"minify_"`.
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### APC
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```php
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$min_cachePath = new Minify_Cache_APC();
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```
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### Memcache
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You must create and connect your Memcache object then pass it to `Minify_Cache_Memcache`'s constructor.
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```php
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$memcache = new Memcache;
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$memcache->connect('localhost', 11211);
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$min_cachePath = new Minify_Cache_Memcache($memcache);
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```
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### Zend Platform
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```php
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$min_cachePath = new Minify_Cache_ZendPlatform();
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```
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### XCache
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```php
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$min_cachePath = new Minify_Cache_XCache();
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```
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### WinCache
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```php
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$min_cachePath = new Minify_Cache_WinCache();
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```
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## Closure Compiler API Wrapper
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An [experimental wrapper for Google's closure compiler API](../lib/Minify/JS/ClosureCompiler.php) is available for compressing Javascript. If the API fails for any reason, JSMin is used as the default backup minifier.
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```php
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$min_serveOptions['minifiers'][Minify::TYPE_JS] = array('Minify_JS_ClosureCompiler', 'minify');
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```
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## YUICompressor
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If your host can execute Java, you can use Minify's YUI Compressor wrapper. You'll need the latest [yuicompressor-x.x.x.jar](https://github.com/yui/yuicompressor/releases) and a temp directory. Place the .jar in `min/lib`, then:
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```php
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function yuiJs($js) {
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Minify_YUICompressor::$jarFile = __DIR__ . '/lib/yuicompressor-x.x.x.jar';
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Minify_YUICompressor::$tempDir = '/tmp';
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return Minify_YUICompressor::minifyJs($js);
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}
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$min_serveOptions['minifiers'][Minify::TYPE_JS] = 'yuiJs';
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```
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To use YUIC for CSS with fixed URIs:
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```php
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function yuiCss($css, $options) {
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Minify_YUICompressor::$jarFile = __DIR__ . '/lib/yuicompressor-x.x.x.jar';
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Minify_YUICompressor::$tempDir = '/tmp';
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$css = Minify_YUICompressor::minifyCss($css);
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$css = Minify_CSS_UriRewriter::rewrite(
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$css
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,$options['currentDir']
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,isset($options['docRoot']) ? $options['docRoot'] : $_SERVER['DOCUMENT_ROOT']
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,isset($options['symlinks']) ? $options['symlinks'] : array()
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);
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return $css;
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}
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$min_serveOptions['minifiers'][Minify::TYPE_CSS] = 'yuiCss';
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```
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## Legacy CSS compressor
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In 3.x, Minify uses [CSSmin](https://github.com/tubalmartin/YUI-CSS-compressor-PHP-port), a PHP port of the YUI CSS compressor. To use the compressor that came with Minify 2.x (not recommended), uncomment this line in your `config.php` file:
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```php
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//$min_serveOptions['minifiers'][Minify::TYPE_CSS] = array('Minify_CSS', 'minify');
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```
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## Server-specific Options
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You may need to have different options depending on what server you're on. You can do this just how you'd expect:
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```php
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if ($_SERVER['SERVER_NAME'] == 'myTestingWorkstation') {
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// testing
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$min_allowDebugFlag = true;
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$min_errorLogger = true;
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$min_enableBuilder = true;
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$min_cachePath = 'c:\\WINDOWS\\Temp';
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$min_serveOptions['maxAge'] = 0; // see changes immediately
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} else {
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// production
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$min_allowDebugFlag = false;
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$min_errorLogger = false;
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$min_enableBuilder = false;
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$min_cachePath = '/tmp';
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$min_serveOptions['maxAge'] = 86400;
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}
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```
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## Site in a Subdirectory
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If you test/develop sites in a subdirectory (e.g. `http://localhost/siteA/`), see AlternateFileLayouts.
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## Group-specific Options
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In "group" requests, `$_GET['g']` holds the group key, so you can code based on it:
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```php
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if (isset($_GET['g'])) {
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switch ($_GET['g']) {
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case 'js' : $min_serveOptions['maxAge'] = 86400 * 7;
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break;
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case 'css': $min_serveOptions['contentTypeCharset'] = 'iso-8859-1';
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break;
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}
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}
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```
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## File/Source-specific Options
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See CustomSource.
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## Processing Output After Minification
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If `$min_serveOptions['postprocessor']` is set to a callback, Minify will pass the minified content to this function with type as the second argument. This allows you to apply changes to your minified content without making your own custom minifier. E.g.:
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```php
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function postProcess($content, $type) {
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if ($type === Minify::TYPE_CSS) {
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require_once 'CssColorReplacer.php';
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return CssColorReplacer::process($content);
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}
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return $content;
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}
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$min_serveOptions['postprocessor'] = 'postProcess';
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```
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This function is only called once immediately after minification and its output is stored in the cache. |