added debug output to cgi parser, set HTTP_REFERER to default

[busy] / cgi.sh

diff --git a/cgi.sh b/cgi.sh
index d35b368650aa5954f774a9c0efa51d9e176067e7..7a19a102c276f2563adc2b7dd93e12cb7a515616 100755 (executable)
--- a/cgi.sh
+++ b/cgi.sh
@@ -21,15 +21,20 @@ declare -A _GET
 declare -A _POST
 declare -A _REF
 
+[ -z "$HTTP_REFERER" ] && HTTP_REFERER="./"
+
 cgi_get() {  # parse HTTP GET string
+  debug "== CGI DATA: GET =="
   echo "$QUERY_STRING" |tr '&' '\n' |while read query; do
     key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
     val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
     _GET["$key"]="$(echo -e "$(echo -E "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+    debug "_GET[$key] => $val"
   done
 }
 
 cgi_post() {  # parse HTTP POST string
+  debug "== CGI DATA: POST =="
   sed -u 1q |tr '&' '\n' |while read query; do
     key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
     val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
@@ -41,14 +46,16 @@ cgi_post() {  # parse HTTP POST string
     else
       _POST["$key"]="$value"
     fi
-    #debug "_POST[$key] => $value"
+    debug "_POST[$key] => $value"
   done
 }
 
 cgi_refdata() { # Parse GET data from referer
+  debug "== CGI DATA: REFERER =="
   echo "$HTTP_REFERER" |cut -d'?' -f2- |tr '&' '\n' |while read query; do
     key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
     val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
     _REF["$key"]="$(echo -e "$(echo -E "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+    debug "_REF[$key] => $val"
   done
 }