Make send accept input from another process

2 files changed, 25 insertions, 6 deletions

diff --git a/README.org b/README.org
index cba5859..6349983 100644
--- a/README.org
+++ b/README.org
@@ -35,8 +35,9 @@
           found in the URL) to remove.
   - =scrot= :: Run [[http://freecode.com/projects/scrot][scrot]] to take a screen shot and upload it to hypo.
              All arguments given are passed directly to ~scrot~.
-  - =send= :: Upload a file to hypo. It requires one argument: the file
-            to send to hypo.
+  - =send= :: Upload a file to hypo. It can either accept output from
+            another process, or it needs the name of a file as a
+            first parameter.
 
 * License
 
diff --git a/hypo b/hypo
index aa7da11..f7d4f2a 100755
--- a/hypo
+++ b/hypo
@@ -22,19 +22,37 @@ URL="https://ryuslash.org/hypo"
 function help_send
 {
     echo "Usage: $xname send FILE"
+    echo "       $xname send [SUFFIX]"
     echo
-    echo "FILE will be uploaded to a hypo instance and the URL at which it can be visited"
-    echo "will be printed."
+    echo "Using the first form FILE will be uploaded to a hypo instance and the URL at "
+    echo "which it can be visited will be printed."
+    echo
+    echo "Using the second form requires that input come from a pipe. Such as:"
+    echo
+    echo "    cat somefile.txt | hypo send"
+    echo
+    echo "In this case the argument to send is optional, if it is specified it should "
+    echo "include a \`.' to help pygments decide on the syntax highlighting to use. If the "
+    echo "argument is left unspecified it defaults to \`.txt'."
 }
 
 function cmd_send
 {
-    if [[ -z "$1" ]]; then
+    if [[ ! -t 0 ]]; then
+        sendfile="$(mktemp --suffix ${1-.txt})"
+        cat - > "$sendfile"
+    elif [[ -z "$1" ]]; then
         cmd_help "send"
         exit 1
+    else
+        sendfile="$1"
     fi
 
-    curl --upload-file "$1" "$URL/"
+    curl --upload-file "$sendfile" "$URL/"
+
+    if [[ -t 0 ]]; then
+        rm "$sendfile"
+    fi
 }
 
 function help_scrot