Make pig latin

Dockerfile

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+FROM node
+MAINTAINER Sean
+RUN npm install pig-latin
+ADD piglatin.js piglatin.js
+CMD ["node", "piglatin.js"]

LICENSE.md

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+All work done by Sean Howard. Licensed under CC0.

README.md

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+piglatin.sh exists to support the piglatin docker container service.
+
+It requires an external pig latin service to be running, but a docker container is provided to support local development.
+
+.piglatinrc MUST be in the form
+
+`HOST=hostname
+PORT=portname`
+
+If you must either of these then the defaults will be used. Other imports are ignored.
+
+Requirements:
+	This requires a standard POSIX bash shell with dos2unix installed to support removing CRLFs from webserver

docker-compose.yml

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+version: '2'
+services:
+  pig:
+    image: node
+    build:
+      context: .
+      dockerfile: ./Dockerfile
+    ports:
+      - "8124:8124"
+ 
+

piglatin.js

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+var piglatin = require('pig-latin');
+var http = require('http');
+
+server = http.createServer(function (req, res) {
+	res.write(piglatin(req.url.replace("/","")));
+});
+	server.listen(8124, "0.0.0.0");
+console.log('Server running at http://127.0.0.1:8124/');

piglatin.sh

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+#!/bin/bash
+#Should be configurable for users without a local piglatin service
+# set a default hostname
+HOST=localhost
+# set a default port
+PORT=8124
+# if the .piglatinrc file exists, use this instead of the default
+if [ -f ~/.piglatinrc ]; then
+source ~/.piglatinrc
+fi
+# Since the container will only do one word at a time, parse the words out
+for PIG in $@
+do
+if [ ${PIG:0:2} = "yt" -o ${PIG:0:2} = "xr" ]
+then
+	export DEMANGLE="${PIG:0:2}"
+	PIG=`echo $PIG| sed -e "s/^yt/e/" -e "s/^xr/e/"`
+fi
+#this is the easiest way to get the correct line from the container
+WORD=`printf "GET /$PIG HTTP/1.1\n\nclose\n\n"|nc $HOST $PORT|dos2unix|tail -n3|head -n1|sed "s/way$/ay/"`
+RETURN=0
+if [ "${WORD:0:1}" = "u" ]
+then
+	if [ "${WORD: -3}" = "qay" ]
+	then
+		echo $WORD | sed -e "s/qay/quay/" -e "s/^u//"
+		RETURN=1
+	fi
+fi
+if [ $RETURN = 0 ]
+then
+	if [ -n "$DEMANGLE" ]
+	then
+		WORD=`echo $WORD | sed -e "s/^./$DEMANGLE/"`
+	fi
+	echo $WORD
+fi
+# the container only has one worker so treat it slowly
+sleep 1
+# merge script output
+done | tr "\n" " "|sed "s/ $//"
+echo

test.sh

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+#!/bin/sh
+
+if [ $# -ne 1 ]; then
+		echo "Usage: sh test.sh /path/to/program" 1>&2
+		exit 1
+fi
+
+PROGRAM="$1"
+
+assert_run() {
+	OUTPUT="$("$PROGRAM" "$1")"
+	if [ "$2" != "$("$PROGRAM" "$1")" ]; then
+		echo "$PROGRAM '$1'" 1>&2
+		echo "expected: $2" 1>&2
+		echo "got: $OUTPUT" 1>&2
+		exit 1
+	fi
+}
+
+assert_run "apple"   "appleay"
+assert_run "ear"     "earay"
+assert_run "igloo"   "iglooay"
+assert_run "object"  "objectay"
+assert_run "under"   "underay"
+assert_run "equal"   "equalay"
+assert_run "pig"     "igpay"
+assert_run "koala"   "oalakay"
+assert_run "yellow"  "ellowyay"
+assert_run "xenon"   "enonxay"
+assert_run "qat"     "atqay"
+assert_run "chair"   "airchay"
+assert_run "queen"   "eenquay"
+assert_run "square"  "aresquay"
+assert_run "therapy" "erapythay"
+assert_run "thrush"  "ushthray"
+assert_run "school"  "oolschay"
+assert_run "yttria"  "yttriaay"
+assert_run "xray"    "xrayay"
+
+assert_run "quick fast run" "ickquay astfay unray"