From 88ebb40c38b3b1afb92b9fbcc25db68c4c0bf222 Mon Sep 17 00:00:00 2001
From: Mid Favila <midfavila@sdf.org>
Date: Wed, 26 Jan 2022 17:04:23 -0400
Subject: [PATCH] Add routines for handling stupid URI formatting to Plumber.

---
 plumber | 73 ++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 59 insertions(+), 14 deletions(-)

diff --git a/plumber b/plumber
index ad14774..c1ade2d 100755
--- a/plumber
+++ b/plumber
@@ -32,36 +32,80 @@ edgecase()
     err()
     {
 	printf "Plumber wasn't able to find a way to handle the following URI.\n%s\nError code: %s\nProbable reason: %s\n" "${1}" "${2}" "${3}"|xmessage -file - &
+	exit 1
     }
 
     case "${2}" in
 	0) set -- "${1}" "${2}" "Some other error." ;;
 	1) set -- "${1}" "${2}" "It doesn't exist on the local filesystem." ;;
+	2) set -- "${1}" "${2}" "There was a parsing error."
     esac
 
     err "${@}"
 }
 
+cleanse_prefix()
+{
+    if [ "$(printf "%s" "${1}")" = 'f' ]
+    then
+	printf "%s\n" "$(printf "%s" "${1}"|sed -ne 's&file://\(.*\)&\1&p')"
+    else
+	printf "%s" "${1}"
+    fi
+}
+
+cleanse_spaces()
+{
+    if [ "$(echo "${1}"|grep -c '%20')" = '1' ]
+    then
+	printf "%s\n" "${1}"|sed -e 's&%20&  *&g'
+    else
+	printf "%s\n" "${1}"
+    fi
+}
+
+cleanse_leftparen()
+{
+    if [ "$(echo "${1}"|grep -c '%28')" = '1' ]
+    then
+	printf "%s\n" "${1}"|sed -e 's&%28&(&g'
+    else
+	printf "%s\n" "${1}"
+    fi
+}
+
+cleanse_rightparen()
+{
+    if [ "$(echo "${1}"|grep -c '%29')" = '1' ]
+    then
+	printf "%s\n" "${1}"|sed -e 's&%29&)&g'
+    else
+	printf "%s\n" "${1}"
+    fi
+}
+
+
 local_handler()
 {
-    cleanse_prefix()
-    {
-	printf "%s" "$(printf "%s" "${1}" | sed -ne 's&file://&&p')"
-    }
 
-    target="$(cleanse_prefix "${1}")"
-    if [ -e "${target}" ]
+
+    set -- "$(cleanse_prefix "${1}")"
+    set -- "$(cleanse_leftparen "${1}")"
+    set -- "$(cleanse_rightparen "${1}")"
+
+
+    if [ -e "${1}" ]
     then
-	mime="$(file --mime-type -b "${target}")"
+	mime="$(file --mime-type -b "${1}")"
 
 	case ${mime} in
-	    *html*) exec Links "${target}" &  ;;
-	    text*)  exec xless "${target}" &  ;;
-	    video*) exec fpv   "${target}" &  ;;
-	    audio*) exec fpm   "${target}" &  ;;
-	    image*) exec iview "${target}" &  ;;
-	    *pdf)   exec gv    "${target}" &  ;;
-	    *)      exec exit 1               ;; #Abort. This should never be reached.
+	    *html*) exec Links "${1}" &  ;;
+	    text*)  exec xless "${1}" &  ;;
+	    video*) exec fpv   "${1}" &  ;;
+	    audio*) exec fpm   "${1}" &  ;;
+	    image*) exec iview "${1}" &  ;;
+	    *pdf)   exec gv    "${1}" &  ;;
+	    *)      set -- "${1}" "2"         ;; #Abort.
 	esac
     else
 	# Set the error code and throw an error.
@@ -82,6 +126,7 @@ case "$(printf "%s" "${1}"|cut -b 1,2,3,4)" in
        then
 	   local_handler "${@}"
        else
+	   set -- "${1}" "2"
 	   edgecase "${@}"
        fi
 esac