Add function/alias to allow uploading files to http://transfer.sh from the commandline.

020_zsh.sh

@@ -263,5 +263,75 @@ alias ipython="_py_version"
 alias jupyter="_py_version"
 EOF
 
+cat > .zsh_aliases.d/003-transfer.zsh <<'EOF'
+#
+# Defines transfer alias and provides easy command line file and folder sharing.
+#
+# Authors:
+#   Remco Verhoef <remco@dutchcoders.io>
+#
+
+curl --version 2>&1 > /dev/null
+if [ $? -ne 0 ]; then
+  echo "Could not find curl."
+  return 1
+fi
+
+transfer() { 
+    # check arguments
+    if [ $# -eq 0 ]; 
+    then
+        echo -e "No arguments specified.\n\nUsage:\necho transfer /tmp/test.md\ncat /tmp/test.md | transfer test.md"
+        return 1
+    fi
+
+    # get temporarily filename, output is written to this file show progress can be showed
+    tmpfile=$( mktemp -t transferXXX )
+    
+    # upload stdin or file
+    file=$1
+
+    if tty -s; 
+    then 
+        basefile=$(basename "$file" | sed -e 's/[^a-zA-Z0-9._-]/-/g') 
+
+        if [ ! -e $file ];
+        then
+            echo "File $file doesn't exists."
+            return 1
+        fi
+        
+        if [ -d $file ];
+        then
+            # zip directory and transfer
+            zipfile=$( mktemp -t transferXXX.zip )
+            cd $(dirname $file) && zip -r -q - $(basename $file) >> $zipfile
+            curl --progress-bar --upload-file "$zipfile" "https://transfer.sh/$basefile.zip" >> $tmpfile
+            rm -f $zipfile
+        else
+            # transfer file
+            curl --progress-bar --upload-file "$file" "https://transfer.sh/$basefile" >> $tmpfile
+        fi
+    else 
+        # transfer pipe
+        curl --progress-bar --upload-file "-" "https://transfer.sh/$file" >> $tmpfile
+    fi
+   
+    # cat output link
+    cat $tmpfile
+    
+    # log file link
+    APPLICATION="${0##*/}"
+    RIGHTNOW="$(date)"
+    EXPIRES="$(date -d "+14 days")"
+    echo -e "$(cat "$tmpfile") - uploaded $RIGHTNOW - expires $EXPIRES\n" >> ~/$APPLICATION.log
+    echo "See ~/$APPLICATION.log for all transfers."
+
+    # cleanup
+    rm -f $tmpfile
+}
+EOF
+
+
 chown -R root.root /usr/local/share/zsh/site-functions
 chmod -R 755 /usr/local/share/zsh/site-functions