added router and some utils stuff

.htaccess

@@ -0,0 +1 @@
+FallbackResource "demo.sh"

base.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+. utils.sh
+. uri.sh
+. router.sh

demo.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+. base.sh
+
+route GET / index
+index() {
+	endHeaders
+
+	echo "Hello World"
+}
+
+route GET /foo foobar
+foobar() {
+	status 417
+	endHeaders
+
+	echo "bar"
+}
+
+route GET /debug debug
+debug() {
+	endHeaders
+
+	echo "$pathInfo"
+	set
+}
+
+router

router.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+_methods=()
+_paths=()
+_handlers=()
+_routeNo=0
+_404="_default404"
+
+route() {
+	_methods+=("$1")
+	_paths+=("$2")
+	_handlers+=("$3")
+	_routeNo=$((_routeNo+1))
+}
+
+_default404() {
+	status 404
+	endHeaders
+	echo "File not found"
+}
+
+_matchPaths() {
+	actual="$1"
+	search="$2"
+
+	# TODO: add wildcards
+	test "$actual" = "$search"
+	return
+}
+
+router() {
+	for ((i=0; i<$_routeNo; i++ )); do
+		if test "${_methods[$i]}" != "$REQUEST_METHOD"; then
+			continue
+		fi
+		if _matchPaths "$pathInfo" "${_paths[$i]}"; then
+			"${_handlers[$i]}" # todo add arguments
+			return
+		fi
+	done
+
+	"$_404"
+}

uri.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+urldecode() {
+	: "${*//+/ }"
+	echo -e "${_//%/\\x}"
+}
+
+_query() {
+	tr '&' '\n' | grep -e "^$1=" | cut -d= -f2 | while read d; do
+		urldecode "$d"
+	done
+}
+
+query() {
+	echo "$QUERY_STRING" | _query "$1"
+}
+
+_formData=""
+
+formData() {
+	if test -z "$_formData"; then
+		_formData="$(cat)"
+	fi
+
+	echo "$_formData" | _query "$1"
+}
+
+pathInfo=$(echo "$REQUEST_URI" | cut -d? -f1)

utils.sh

@@ -0,0 +1,88 @@
+#!/bin/bash
+
+_hasStatus=0
+
+status() {
+	_hasStatus=1
+	status="$1"
+	echo -n "Status: $status "
+	case "$status" in
+		100) echo "Continue" ;;
+		101) echo "Switching Protocols" ;;
+		102) echo "Processing" ;;
+
+		200) echo "OK" ;;
+		201) echo "Created" ;;
+		202) echo "Accepted" ;;
+		203) echo "Non-Authoritative Information" ;;
+		204) echo "No Content" ;;
+		205) echo "Reset Content" ;;
+		206) echo "Partial Content" ;;
+		207) echo "Multi-Status" ;;
+		208) echo "Already Reported" ;;
+		226) echo "IM Used" ;;
+
+		300) echo "Multiple Choices" ;;
+		301) echo "Moved Permanently" ;;
+		302) echo "Found" ;;
+		303) echo "See Other" ;;
+		304) echo "Not Modified" ;;
+		305) echo "Use Proxy" ;;
+		306) echo "Switch Proxy" ;;
+		307) echo "Temporary Redirect" ;;
+		308) echo "Permanent Redirect" ;;
+
+		400) echo "Bad Request" ;;
+		401) echo "Unauthorized" ;;
+		402) echo "Payment Required" ;;
+		403) echo "Forbidden" ;;
+		404) echo "Not Found" ;;
+		405) echo "Method Not Allowed" ;;
+		406) echo "Not Acceptable" ;;
+		407) echo "Proxy Authentication Required" ;;
+		408) echo "Request Timeout" ;;
+		409) echo "Conflict" ;;
+		410) echo "Gone" ;;
+		411) echo "Length Required" ;;
+		412) echo "Precondition Failed" ;;
+		413) echo "Payload Too Large" ;;
+		414) echo "URI Too Long" ;;
+		415) echo "Unsupported Media Type" ;;
+		416) echo "Range Not Satisfiable" ;;
+		417) echo "Expectation Failed" ;;
+		418) echo "I\'m a teapot" ;;
+		421) echo "Misdirected Request" ;;
+		422) echo "Unprocessable Entity" ;;
+		423) echo "Locked" ;;
+		424) echo "Failed Dependency" ;;
+		426) echo "Upgrade Required" ;;
+		428) echo "Precondition Required" ;;
+		429) echo "Too Many Requests" ;;
+		431) echo "Request Header Fields Too Large" ;;
+		451) echo "Unavailable For Legal Reasons" ;;
+
+		500) echo "Internal Server Error" ;;
+		501) echo "Not Implemented" ;;
+		502) echo "Bad Gateway" ;;
+		503) echo "Service Unavailable" ;;
+		504) echo "Gateway Timeout" ;;
+		505) echo "HTTP Version Not Supported" ;;
+		506) echo "Variant Also Negotiates" ;;
+		507) echo "Insufficient Storage" ;;
+		508) echo "Loop Detected" ;;
+		510) echo "Not Extended" ;;
+		511) echo "Network Authentication Required" ;;
+		*) echo "Unknown"
+	esac
+}
+
+header() {
+	echo "$1: $2"
+}
+
+endHeaders() {
+	if test "$_hasStatus" = 0; then
+		status 200
+	fi
+	echo
+}