From 60875e0a0b2bc6114a7f436dca6b47763f90cdef Mon Sep 17 00:00:00 2001
From: Andrew Harvey <andrew@alantgeo.com.au>
Date: Wed, 5 May 2021 21:11:24 +1000
Subject: add targets to download existing addresses from OSM

---
 Makefile                         | 13 +++++++++++++
 README.md                        |  2 +-
 config/osmium-export-config.json | 18 ++++++++++++++++++
 3 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 config/osmium-export-config.json

diff --git a/Makefile b/Makefile
index ab77693..0761994 100644
--- a/Makefile
+++ b/Makefile
@@ -61,3 +61,16 @@ loadPgAdd: data/vicmap/ll_gda94/sde_shape/whole/VIC/VMADD/layer/address.shp
 
 loadPgProp: data/vicmap/ll_gda94/sde_shape/whole/VIC/VMPROP/layer/property_view.shp
 	ogr2ogr -f PostgreSQL PG: $< -lco UNLOGGED=YES -nln vmprop
+
+data/victoria.osm.pbf:
+	wget --no-verbose --directory-prefix=data http://download.openstreetmap.fr/extracts/oceania/australia/victoria.osm.pbf
+
+# addr:suburb, addr:postcode alone without a housenumber or being an interpolation way aren't of much use for comparisons
+data/victoria-addr.osm.pbf: data/victoria.osm.pbf
+	osmium tags-filter --output=$@ --overwrite $< addr:housenumber addr:interpolation
+
+data/victoria-addr.osm.geojson: data/victoria-addr.osm.pbf
+	osmium export --config=config/osmium-export-config.json --output-format=geojsonseq --output=$@ --overwrite $<
+
+data/victoria-addr.osm.fgb: data/victoria-addr.osm.geojson
+	ogr2ogr -f FlatGeobuf -nlt PROMOTE_TO_MULTI $@ $<
diff --git a/README.md b/README.md
index 32d9c46..daeedbe 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ The _prepare_ stage downloads Vicmap Address data and converts it into GeoJSON,
 
 The _build_ stage does all the processing to produce the import candidate data and intermediate datasets and reports.
 
-## Build candidate files
+## Build candidate files (pre-conflation)
 
 Download source Vicmap data and convert to GeoJSON:
 
diff --git a/config/osmium-export-config.json b/config/osmium-export-config.json
new file mode 100644
index 0000000..2c8033d
--- /dev/null
+++ b/config/osmium-export-config.json
@@ -0,0 +1,18 @@
+{
+  "attributes": {
+    "type":      true,
+    "id":        true,
+    "version":   false,
+    "changeset": false,
+    "timestamp": false,
+    "uid":       false,
+    "user":      false,
+    "way_nodes": true
+  },
+  "format_options": {
+  },
+  "linear_tags": ["addr:interpolation"],
+  "area_tags": ["addr:housenumber"],
+  "exclude_tags": [],
+  "include_tags": ["addr:*"]
+}
-- 
cgit v1.2.3