use mod_deflate when and where we can (opac, and not in IE, basically)

git-svn-id: svn://svn.open-ils.org/ILS/trunk@17593 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/examples/apache/eg_vhost.conf b/Open-ILS/examples/apache/eg_vhost.conf
index da999b3..116fd82 100644 (file)
--- a/Open-ILS/examples/apache/eg_vhost.conf
+++ b/Open-ILS/examples/apache/eg_vhost.conf
@@ -128,6 +128,65 @@ RewriteRule - - [E=locale:%1] [L]
 
 </LocationMatch>
 
+<Location /opac/>
+    # ----------------------------------------------------------------------------------
+    # Some mod_deflate fun
+    # ----------------------------------------------------------------------------------
+    <IfModule mod_deflate.c>
+        SetOutputFilter DEFLATE
+
+        BrowserMatch ^Mozilla/4 gzip-only-text/html
+        BrowserMatch ^Mozilla/4\.0[678] no-gzip
+        BrowserMatch \bMSI[E] !no-gzip !gzip-only-text/html
+
+        SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary
+
+        <IfModule mod_headers.c>
+            Header append Vary User-Agent env=!dont-vary
+        </IfModule>
+    </IfModule>
+
+</Location>
+
+<Location //opac/>
+    # ----------------------------------------------------------------------------------
+    # Some mod_deflate fun
+    # ----------------------------------------------------------------------------------
+    <IfModule mod_deflate.c>
+        SetOutputFilter DEFLATE
+
+        BrowserMatch ^Mozilla/4 gzip-only-text/html
+        BrowserMatch ^Mozilla/4\.0[678] no-gzip
+        BrowserMatch \bMSI[E] !no-gzip !gzip-only-text/html
+
+        SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary
+
+        <IfModule mod_headers.c>
+            Header append Vary User-Agent env=!dont-vary
+        </IfModule>
+    </IfModule>
+
+</Location>
+
+<Location /js/>
+    # ----------------------------------------------------------------------------------
+    # Some mod_deflate fun
+    # ----------------------------------------------------------------------------------
+    <IfModule mod_deflate.c>
+        SetOutputFilter DEFLATE
+
+        BrowserMatch ^Mozilla/4 gzip-only-text/html
+        BrowserMatch ^Mozilla/4\.0[678] no-gzip
+        BrowserMatch \bMSI[E] !no-gzip !gzip-only-text/html
+
+        SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary
+
+        <IfModule mod_headers.c>
+            Header append Vary User-Agent env=!dont-vary
+        </IfModule>
+    </IfModule>
+
+</Location>
 
 # ----------------------------------------------------------------------------------
 # Force SSL on the OPAC's "My Account" page
@@ -472,4 +531,15 @@ RewriteRule ^/openurl$ ${openurl:%1} [NE,PT]
     SetHandler None
 </LocationMatch>
 
+# ----------------------------------------------------------------------------------
+# Some mod_deflate logging setup
+# ----------------------------------------------------------------------------------
+<IfModule mod_deflate.c>
+    DeflateFilterNote Input instream
+    DeflateFilterNote Output outstream
+    DeflateFilterNote Ratio ratio
+
+    LogFormat '"%r" %{outstream}n/%{instream}n (%{ratio}n%%)' deflate
+    CustomLog /var/log/apache2/deflate_log deflate
+</IfModule>