From d4f91aea3b28e01988584dc1cadcc9ff92f9edab Mon Sep 17 00:00:00 2001
From: "D. Berge" <dberge@aaltronav.eu>
Date: Wed, 12 Aug 2020 14:23:34 +0200
Subject: [PATCH] Add script to update template schema from database

---
 README.md           |  7 ++++---
 sbin/dump_schema.sh | 13 +++++++++++++
 2 files changed, 17 insertions(+), 3 deletions(-)
 create mode 100755 sbin/dump_schema.sh

diff --git a/README.md b/README.md
index eac53a1..a74403a 100644
--- a/README.md
+++ b/README.md
@@ -3,9 +3,10 @@
 ## Structure of this repo
 
 * `bin/` Scripts that import / export data into / out of the database.
-* `etc/` Configuration files
-* `lib/` Code files
-  - `lib/www/` Web interface and API
+* `etc/` Configuration files.
+* `lib/` Code files.
+  - `lib/www/` Web interface and API.
      - `lib/www/client/` Frontend.
      - `lib/www/server/` Backend.
+* `sbin/` System maintenance scripts.
 
diff --git a/sbin/dump_schema.sh b/sbin/dump_schema.sh
new file mode 100755
index 0000000..ab11690
--- /dev/null
+++ b/sbin/dump_schema.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Use this to create a new template schema based on an existing schema in the database.
+#
+# The template schema is used by bin/create_survey.sh to initialise a new set of tables for a prospect.
+
+SCHEMA_NAME=${SCHEMA_NAME:-survey_1}
+EPSG_CODE=${EPSG_CODE:-23031}
+DEST=${DEST:-"$(dirname "$0")/../etc/db/schema-template.sql"}
+
+pg_dump -U postgres --schema="$SCHEMA_NAME" --schema-only --host=localhost dougal |
+	sed -r "s/$SCHEMA_NAME/_SURVEY__TEMPLATE_/g;s/$EPSG_CODE/_EPSG__CODE_/g" >"$DEST" &&
+	echo "Schema $SCHEMA_NAME dumped to $DEST"