Create database loading script for SQLite

tools/sql/ire_export/load_sqlite.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+# usage: ./load_sqlite.sh [TABLE CODE] [STATE FIPS CODE] [SUMMARY LEVEL] [DATABASE]
+# supports all 331 Census 2010 tables
+# only the five summary levels supported by the IRE Census app:
+#   040 State
+#   050 County
+#   060 County Subdivision
+#   140 Census Tract
+#   160 Place
+# see also http://census.ire.org/data/bulkdata.html
+# list of FIPS state codes at http://en.wikipedia.org/wiki/Federal_Information_Processing_Standard_state_code#FIPS_state_codes
+
+TABLE=$1
+STATE=$2
+SUMLEV=$3
+DATABASE=$4
+if [[ X"" = X"$DATABASE" ]]; then 
+        DATABASE='nicar.db' 
+fi
+LOWER_TABLE=`echo $TABLE | tr '[A-Z]' '[a-z]'`
+CSV_FILENAME=all_${SUMLEV}_in_${STATE}.${TABLE}.csv
+
+if command -v gzcat >/dev/null; then
+        GZCAT_CMD=gzcat
+elif command -v zcat >/dev/null; then
+        GZCAT_CMD=zcat
+else        
+        echo "gzcat or zcat not found"
+        exit 1
+fi
+
+if command -v spatialite >/dev/null; then
+        SQLITE_CMD=spatialite
+elif command -v spatialite >/dev/null; then
+        SQLITE_CMD=sqlite3
+else
+        echo "spatialite or sqlite3 command not found"
+        exit 1
+fi
+
+echo "Loading table $TABLE for state $STATE and summary level $SUMLEV into $DATABASE"
+curl https://raw.github.com/ireapps/census/master/tools/sql/ire_export/ire_${TABLE}.sql | sqlite3 $DATABASE
+# Use tail to strip the header row from the file so it doesn't get imported
+curl http://censusdata.ire.org/${STATE}/all_${SUMLEV}_in_${STATE}.${TABLE}.csv | $GZCAT_CMD | tail -n +2 > ${CSV_FILENAME} 
+echo -e ".mode csv\n.import ${CSV_FILENAME} ire_${LOWER_TABLE}\n" | ${SQLITE_CMD} ${DATABASE}