Add support for gzip compression

1 files changed, 9 insertions, 2 deletions

diff --git a/title.bash b/title.bash
index 9bed0c5..7a44ca3 100755
--- a/title.bash
+++ b/title.bash
@@ -12,6 +12,7 @@
 # v0.8  : strip newlines and leading whitespace from "broken" titles
         : update user agent string
 # v0.8.1: change name in version string to "blatitle"
+# v0.9  : add support for gzip compression
 
 OPTS='--location --insecure --silent --max-filesize 1048576 --max-time 10 -A "Mozilla/5.0 (X11; Linux x86_64; rv:36.0) Gecko/20100101 Firefox/36.0"'
 
@@ -22,7 +23,13 @@ then
   echo "Usage: '!title <url>' where <url> is an http:// or https:// URL"
 elif [ "$url" == "-v" ] || [ "$url" == "--version" ]
 then
-  echo "blatitle version 0.8.1"
+  echo "blatitle version 0.9"
 else
-  curl $OPTS "$url" | sed -n -e 'H;${x;s!.*<head[^>]*>\(.*\)</head>.*!\1!I;tnext};b;:next;s!.*<title>\(.*\)</title>.*!\1!pI' | sed ':a;N;$!ba;s/\n//g' | sed -e 's/^[ \t]*//'
+  curl -I -H "Accept-Encoding: gzip" $OPTS "$url" | grep -q "Content-Encoding: gzip"
+  if [ "$?" == 0 ]
+  then
+    OPTS+=' -H "Accept-Encoding: gzip"'
+    GZIP="| gunzip"
+  fi
+  eval curl $OPTS "$url" $GZIP | sed -n -e 'H;${x;s!.*<head[^>]*>\(.*\)</head>.*!\1!I;tnext};b;:next;s!.*<title>\(.*\)</title>.*!\1!pI' | sed ':a;N;$!ba;s/\n//g' | sed -e 's/^[ \t]*//'
 fi