diff options
author | Craig Andrews <candrews@integralblue.com> | 2009-12-04 18:44:26 -0500 |
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committer | Craig Andrews <candrews@integralblue.com> | 2009-12-04 18:44:26 -0500 |
commit | aab7344002fd390e5b62a3eb82f3a418fd294617 (patch) | |
tree | b214e7d4b3e9f0ca9818fea9e3d9efa0249c00c6 /plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php | |
parent | 1fd7e5e3794621993b01a5833faa8b6fa26c3847 (diff) | |
parent | 01b089d9be046db1253cb3bb90e8635b50fddd84 (diff) |
Merge branch 'minify' into 0.9.x
Diffstat (limited to 'plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php')
-rw-r--r-- | plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php b/plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php new file mode 100644 index 000000000..9b65ae12e --- /dev/null +++ b/plugins/Minify/extlib/minify/min_unit_tests/HTTP_ConditionalGet/_include.php @@ -0,0 +1,64 @@ +<?php + +function send_slowly($content) +{ + $half = ceil(strlen($content) / 2); + $content = str_split($content, $half); + while ($chunk = array_shift($content)) { + sleep(1); + echo $chunk; + ob_get_level() && ob_flush(); + flush(); + } +} + +function get_content($data) +{ + ob_start(); +?> +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<title>HTTP_ConditionalGet : <?php echo $data['title']; ?></title> +</head> +<body> +<h1>HTTP_ConditionalGet</h1> +<h2><?php echo $data['title']; ?></h2> +<?php echo $data['explain']; ?> +<ul> + <li><a href="./">Last-Modified is known : simple usage</a></li> + <li><a href="2.php">Last-Modified is known : add Content-Length</a></li> + <li><a href="3.php">Last-Modified is unknown : use hash of content for ETag</a></li> + <li><a href="4.php">ConditionalGet + Encoder</a></li> + <li><a href="5.php">Last-Modified + Expires</a></li> +</ul> +<h2>Notes</h2> +<h3>How to distinguish 200 and 304 responses</h3> +<p>For these pages all 200 responses are sent in chunks a second apart, so you +should notice that 304 responses are quicker. You can also use HTTP sniffers +like <a href="http://www.fiddlertool.com/">Fiddler (win)</a> and +<a href="http://livehttpheaders.mozdev.org/">LiveHTTPHeaders (Firefox add-on)</a> +to verify headers and content being sent.</p> +<h3>Browser notes</h3> +<dl> + <dt>Opera</dt> + <dd>Opera has a couple behaviors against the HTTP spec: Manual refreshes (F5) + prevents the ETag/If-Modified-Since headers from being sent; it only sends + them when following a link or bookmark. Also, Opera will not honor the + <code>must-revalidate</code> Cache-Control value unless <code>max-age</code> + is set. To get Opera to follow the spec, ConditionalGet will send Opera max-age=0 + (if one is not already set).</dd> + <dt>Safari</dt> + <dd>ETag validation is unsupported, but Safari supports HTTP/1.0 validation via + If-Modified-Since headers as long as the cache is explicitly marked + "public" or "private" ("private" is default in ConditionalGet).</dd> +</dl> +</body> +</html> +<?php + $content = ob_get_contents(); + ob_end_clean(); + return $content; +} +
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