Turn this into an API

This satisfies most of the requirements of #1. It remains to run this
on a cron job.

.gitignore

@@ -1 +1,2 @@
 api/
+NationalFedCodes.txt

api.sh → bin/api.sh

@@ -9,6 +9,8 @@ OUTPUT_DIR=./api
 # Create the JSON directory.
 mkdir -p "$OUTPUT_DIR"
 
+echo "Creating JSON files"
+
 # Iterate through each line in the CSV file.
 while read -r p; do
 	FIPS_VALUE=$(echo "$p" | cut -d "," -f 1)

bin/csv.sh

@@ -0,0 +1,15 @@
+#/bin/bash
+
+# Import variables
+source config.sh
+
+echo "Creating CSV file"
+
+# Create the headers for the CSV file.
+echo "GNIS_ID,FIPS_CODE" > "$CSV_FILE"
+
+# Skip the first line, pipe the 1st and 4th columns into the CSV file.
+sed 1d "$SOURCE_FILE" | cut -d "|" -f 1,4  >> "$CSV_FILE"
+
+# Turn every pipe symbol into a comma.
+sed -i -e "s/|/,/g" "$CSV_FILE"

bin/get_file.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# Get the current filename from the USGS download page.
+FILENAME=$(curl -s https://geonames.usgs.gov/domestic/download_data.htm |egrep -o "\/docs\/federalcodes\/NationalFedCodes_[0-9]{8}.zip")
+
+# Put together the URL for the file
+URL=https://geonames.usgs.gov"$FILENAME"
+
+echo Retreiving "$URL"
+
+# Get the file.
+curl -s "$URL" -o NationalFedCodes.zip
+
+# Extract the file's contents.
+unzip -p NationalFedCodes.zip > NationalFedCodes.txt
+
+# Get rid of the ZIP file.
+rm NationalFedCodes.zip

bin/upload.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# Import variables
+source config.sh
+
+echo "Syncing files with S3"
+
+# Sync all recent changes
+cd "$OUTPUT_DIR"
+aws s3 sync . s3://"$BUCKET"

config.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# The file from the U.S. Board of Geographic Names' website.
+SOURCE_FILE=NationalFedCodes.txt
+
+# The CSV file.
+CSV_FILE=united-states.csv
+
+# The local directory to store the JSON files.
+OUTPUT_DIR=./api
+
+# The S3 bucket where we want to host the JSON files.
+BUCKET=fipsgnis.com

run.sh

@@ -1,4 +1,4 @@
-#/bin/bash
-echo "GNIS_ID,FIPS_CODE" > united-states.csv
-sed 1d NationalFedCodes.txt | cut -d "|" -f 1,4  >> united-states.csv
-sed -i -e "s/|/,/g" ./united-states.csv
+#!/bin/bash
+
+# Run each step in turn.
+bin/get_file.sh && bin/csv.sh && bin/api.sh && bin/upload.sh