X-Git-Url: http://git.polytechnique.org/?a=blobdiff_plain;f=include%2Fplatal.inc.php;h=d8155f5968dc251ba3b581c70f51455cdc6450c0;hb=857a2b960d47c1ef4990e6ed55bad2ed40681f66;hp=3ab3e2b96a2dd36294ce6061c06a35bf232195d7;hpb=3716d925e42ab021bc3d8b996fd91e4f1ed689e8;p=platal.git
diff --git a/include/platal.inc.php b/include/platal.inc.php
index 3ab3e2b..d8155f5 100644
--- a/include/platal.inc.php
+++ b/include/platal.inc.php
@@ -1,6 +1,6 @@
".
- "{$type} $errstr
".
- "$errfile : $errline".
- "";
+ if (php_sapi_name() == 'cli') {
+ $GLOBALS['pl_errors'] = "$type: $errstr\n $errfile:$errline\n";
+ } else {
+ $GLOBALS['pl_errors'][] =
+ "
".
+ "{$type} $errstr
".
+ "$errfile : $errline".
+ "
";
+ }
}
function pl_clear_errors()
@@ -176,5 +182,58 @@ function pl_entity_decode($text, $mode = ENT_COMPAT)
return html_entity_decode($text, $mode, 'UTF-8');
}
+/**
+ * Returns the path of a static content, including, when appropriate, the
+ * version number. This is used to avoid cross-version cache issues, by ensuiring
+ * that all static resources are served on a unique path.
+ */
+function pl_static_content_path($path, $filename)
+{
+ global $globals;
+ if (isset($globals) && isset($globals->version)) {
+ return $path . $globals->version . '/' . $filename;
+ } else {
+ return $path . $filename;
+ }
+}
+
+/**
+ * Adds content type headers; by default the encoding used is utf-8.
+ */
+function pl_content_headers($content_type, $encoding = 'utf-8')
+{
+ if (is_null($encoding)) {
+ header("Content-Type: $content_type");
+ } else {
+ header("Content-Type: $content_type; charset=$encoding");
+ }
+}
+
+/**
+ * Adds content type and caching headers for content generated by plat/al. The
+ * cache duration defaults to the global static_cache_duration. No encoding is
+ * applied by default.
+ */
+function pl_cached_content_headers($content_type, $encoding = null, $cache_duration = -1)
+{
+ global $globals;
+ $cache_duration = ($cache_duration < 0 ? $globals->static_cache_duration : $cache_duration);
+
+ header("Cache-Control: max-age=$cache_duration");
+ header("Expires: " . gmdate('D, d M Y H:i:s', time() + $cache_duration) . " GMT");
+ header("Pragma: ");
+ pl_content_headers($content_type, $encoding);
+}
+
+/**
+ * Same as above, but applying an expiration time suitable for cacheable dynamic
+ * content (eg. photos, logos, ...).
+ */
+function pl_cached_dynamic_content_headers($content_type, $encoding = null)
+{
+ global $globals;
+ pl_cached_content_headers($content_type, $encoding, $globals->dynamic_cache_duration);
+}
+
// vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
?>