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authorAlib <aliboba@free.fr>2010-03-22 20:31:41 +0100
committerAlib <aliboba@free.fr>2010-03-22 20:31:41 +0100
commit56df9ea9ad0810b8c1e6b581fdf44a55750a5c04 (patch)
tree76c6151865bce700c4e7e522d0e03cd931b43957 /min/lib/Minify/Build.php
parent746232eec6b8e1c6a535ba9810301a128977f5e8 (diff)
downloadistreamdev-56df9ea9ad0810b8c1e6b581fdf44a55750a5c04.tar.gz
istreamdev-56df9ea9ad0810b8c1e6b581fdf44a55750a5c04.tar.bz2
Added Minify to concatenate and minimize css and js file and gzip them. Cleaned directories, moved all css and js in respective folders.
Diffstat (limited to 'min/lib/Minify/Build.php')
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diff --git a/min/lib/Minify/Build.php b/min/lib/Minify/Build.php
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+<?php
+/**
+ * Class Minify_Build
+ * @package Minify
+ */
+
+require_once 'Minify/Source.php';
+
+/**
+ * Maintain a single last modification time for a group of Minify sources to
+ * allow use of far off Expires headers in Minify.
+ *
+ * <code>
+ * // in config file
+ * $groupSources = array(
+ * 'js' => array('file1.js', 'file2.js')
+ * ,'css' => array('file1.css', 'file2.css', 'file3.css')
+ * )
+ *
+ * // during HTML generation
+ * $jsBuild = new Minify_Build($groupSources['js']);
+ * $cssBuild = new Minify_Build($groupSources['css']);
+ *
+ * $script = "<script type='text/javascript' src='"
+ * . $jsBuild->uri('/min.php/js') . "'></script>";
+ * $link = "<link rel='stylesheet' type='text/css' href='"
+ * . $cssBuild->uri('/min.php/css') . "'>";
+ *
+ * // in min.php
+ * Minify::serve('Groups', array(
+ * 'groups' => $groupSources
+ * ,'setExpires' => (time() + 86400 * 365)
+ * ));
+ * </code>
+ *
+ * @package Minify
+ * @author Stephen Clay <steve@mrclay.org>
+ */
+class Minify_Build {
+
+ /**
+ * Last modification time of all files in the build
+ *
+ * @var int
+ */
+ public $lastModified = 0;
+
+ /**
+ * String to use as ampersand in uri(). Set this to '&' if
+ * you are not HTML-escaping URIs.
+ *
+ * @var string
+ */
+ public static $ampersand = '&amp;';
+
+ /**
+ * Get a time-stamped URI
+ *
+ * <code>
+ * echo $b->uri('/site.js');
+ * // outputs "/site.js?1678242"
+ *
+ * echo $b->uri('/scriptaculous.js?load=effects');
+ * // outputs "/scriptaculous.js?load=effects&amp1678242"
+ * </code>
+ *
+ * @param string $uri
+ * @param boolean $forceAmpersand (default = false) Force the use of ampersand to
+ * append the timestamp to the URI.
+ * @return string
+ */
+ public function uri($uri, $forceAmpersand = false) {
+ $sep = ($forceAmpersand || strpos($uri, '?') !== false)
+ ? self::$ampersand
+ : '?';
+ return "{$uri}{$sep}{$this->lastModified}";
+ }
+
+ /**
+ * Create a build object
+ *
+ * @param array $sources array of Minify_Source objects and/or file paths
+ *
+ * @return null
+ */
+ public function __construct($sources)
+ {
+ $max = 0;
+ foreach ((array)$sources as $source) {
+ if ($source instanceof Minify_Source) {
+ $max = max($max, $source->lastModified);
+ } elseif (is_string($source)) {
+ if (0 === strpos($source, '//')) {
+ $source = $_SERVER['DOCUMENT_ROOT'] . substr($source, 1);
+ }
+ if (is_file($source)) {
+ $max = max($max, filemtime($source));
+ }
+ }
+ }
+ $this->lastModified = $max;
+ }
+}