v2.1.0

=====================================================================

--- New Scripts --------------------------

zsh )
  database backup/restore
   - db/postgres/pg_dump
   - db/postgres/pg_restore
   - aws/rds/create-backup
   - aws/rds/load-backup

  redis-cached curl commands
   - redis/curl

  youtube download
   - youtube/download
   - youtube/get-audio-clip

--- Changes ------------------------------

- 'scwrypts' executable now reloads upon execution to prevent staleness
- added various options to improve api/cli; see 'scwrypts --help' for more

--- Bug Fixes ----------------------------

- fixed an issue with .config settings' visibility to non-zsh scripts
- fixed an issue with command arguments globbing too early

zsh/redis/common.zsh

@@ -0,0 +1,22 @@
+_DEPENDENCIES+=(
+	redis-cli
+)
+_REQUIRED_ENV+=()
+source ${0:a:h}/../common.zsh
+
+[ ! $SCWRYPTS_CACHE_HOST ] && SCWRYPTS_CACHE_HOST=localhost
+[ ! $SCWRYPTS_CACHE_PORT ] && SCWRYPTS_CACHE_PORT=6379
+#####################################################################
+
+_REDIS() {
+	local ARGS=()
+
+	ARGS+=(-h $SCWRYPTS_CACHE_HOST)
+	ARGS+=(-p $SCWRYPTS_CACHE_PORT)
+
+	[ $SCWRYPTS_CACHE_AUTH ] && ARGS+=(-a $SCWRYPTS_CACHE_AUTH)
+
+	redis-cli ${ARGS[@]} $@
+}
+
+CACHE_ENABLED=$(_REDIS ping 2>&1 | grep -qi pong && echo 1 || echo 0)

zsh/redis/curl

@@ -0,0 +1,48 @@
+#!/bin/zsh
+_DEPENDENCIES+=()
+_REQUIRED_ENV+=()
+source ${0:a:h}/common.zsh
+#####################################################################
+
+CURL_WITH_CACHE() {
+	[ ! $TTL ] && TTL=10
+	[[ $CACHE_ENABLED -eq 0 ]] && {
+		curl $@
+		return $?
+	}
+
+	local ARGS=()
+	local URL
+
+	while [[ $# -gt 0 ]]
+	do
+		case $1 in
+			--   ) shift 1 ;;
+			--*= ) ARGS+=($1); shift 1 ;;
+			--*  ) ARGS+=($1 $2); shift 2 ;;
+			-*   ) ARGS+=($1); shift 1 ;;
+			* ) URL=$1; break ;;
+		esac
+	done
+
+	local KEY=$(GET_URL_KEY $URL)
+	local OUTPUT=$(_REDIS get $KEY 2>&1)
+	[ $OUTPUT ] && {
+		[[ ${#ARGS[@]} -gt 0 ]] && __WARN "cache hit found; ignoring arguments ($ARGS)"
+		echo $OUTPUT
+		return
+	}
+
+	local OUTPUT=$(curl -s $@)
+	[ ! $OUTPUT ] && return 1
+
+	_REDIS set $KEY "$OUTPUT" >/dev/null
+	_REDIS expire $KEY $TTL >/dev/null
+
+	echo $OUTPUT
+}
+
+GET_URL_KEY() { echo "scwrypts:curl:$1" | sed 's/\s\+/+/g'; }
+
+#####################################################################
+CURL_WITH_CACHE $@