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jotojoto
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Add "protected_areas" topic to "explore" theme
Remove old version of this from experimental theme.
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‎config/explore_protected_areas.lua

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-- ---------------------------------------------------------------------------
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--
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-- Example config for exploring OSM data
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--
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-- Configuration for the osm2pgsql Themepark framework
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--
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-- ---------------------------------------------------------------------------
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local themepark = require('themepark')
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-- For debug mode set this or the environment variable THEMEPARK_DEBUG.
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themepark.debug = true
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-- ---------------------------------------------------------------------------
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themepark:set_option('debug', 'debug') -- Add JSONB column `debug` with debug infos in debug mode
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themepark:set_option('tags', 'all_tags') -- Add JSONB column `tags` with original OSM tags in debug mode
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-- ---------------------------------------------------------------------------
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themepark:add_topic('core/name-with-fallback', {
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keys = {
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name = { 'name', 'name:en', 'name:de' },
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name_de = { 'name:de', 'name', 'name:en' },
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name_en = { 'name:en', 'name', 'name:de' },
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}
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})
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themepark:add_topic('explore/protected_areas')
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-- ---------------------------------------------------------------------------

‎themes/experimental/topics/protected_areas.lua

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This file was deleted.

‎themes/explore/README.md

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@@ -88,6 +88,21 @@ osmium tags-filter -o postcodes.osm.pbf DATA.osm.pbf \
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'addr:*' r/postal_code
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```
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## Topic: Protected Areas
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Areas protected for nature conservancy such as national parks. There is a wide
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variety of types of such areas found around the world and also quite varied
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tagging.
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Pre-Filtering:
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```
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osmium tags-filter -o protected_areas.osm.pbf DATA.osm.pbf \
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boundary=protected_area,national_park,water_protection_area \
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leisure=nature_reserve \
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protect_class protection_title short_protection_title
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```
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## Topic: Restrictions
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Turn restrictions (relations tagged `type=restrictions`) for road navigation.

‎themes/explore/qgis/protected_areas.qgz

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‎themes/explore/topics/protected_areas.lua

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-- ---------------------------------------------------------------------------
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--
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-- Theme: explore
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-- Topic: protected_areas
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--
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-- ---------------------------------------------------------------------------
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local themepark, theme, cfg = ...
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themepark:add_table({
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name = 'protected_areas_boundaries',
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ids_type = 'area',
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geom = 'multipolygon',
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columns = themepark:columns('core/name', {
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{ column = 'boundary', type = 'text' },
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{ column = 'protect_class', type = 'text' },
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{ column = 'protection_title', type = 'text' },
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{ column = 'short_protection_title', type = 'text' },
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{ column = 'nature_reserve', type = 'bool', not_null = true }, -- has tag leisure=nature_reserve
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{ column = 'ref', type = 'text' },
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{ column = 'access', type = 'text' },
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{ column = 'wikidata', type = 'text' },
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{ column = 'website', type = 'text' },
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{ column = 'operator', type = 'text' },
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{ column = 'operator_wikidata', type = 'text' },
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{ column = 'related_law', type = 'text' },
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{ column = 'related_law_url', type = 'text' },
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{ column = 'iucn', type = 'text' }, -- tag "ref:IUCN"
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{ column = 'iucn_level', type = 'text' }, -- tag "iucn_level"
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{ column = 'wdpa', type = 'int' }, -- WDPA
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{ column = 'capad_pa_id', type = 'text' }, -- Collaborative Australian Protected Areas Database (CAPAD)
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{ column = 'dtp_id', type = 'text' }, -- DIGITIZE THE PLANET
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}),
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})
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themepark:add_table({
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name = 'protected_areas_errors',
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ids_type = 'area',
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geom = 'multipolygon',
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columns = {
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{ column = 'errormsg', type = 'text', not_null = true },
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{ column = 'value', type = 'text' },
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}
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})
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local get_qcode = function(wd)
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if wd and wd:match('^Q%d+$') then
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return wd
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end
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return nil
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end
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themepark:add_proc('area', function(object, data)
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local t = object.tags
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if t.boundary == 'protected_area' or t.boundary == 'national_park' or t.boundary == 'water_protection_area' or t.leisure == 'nature_reserve' or t.protected_area then
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-- Check that wikidata tags contain syntactically valid Q codes
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-- https://www.wikidata.org/wiki/{wikidata_code}
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local wikidata_code = get_qcode(t.wikidata)
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local operator_wikidata_code = get_qcode(t.operator_wikidata)
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if t.wikidata ~= wikidata_code then
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themepark:insert('protected_areas_errors', { errormsg = 'invalid Q-item code for wikidata tag', value = t.wikidata }, t)
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end
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if t.operator_wikidata ~= operator_wikidata_code then
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themepark:insert('protected_areas_errors', { errormsg = 'invalid Q-item code for operator_wikidata tag', value = t.operator_wikidata }, t)
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end
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-- WDPA is always an integer
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-- https://www.protectedplanet.net/{wdpa}
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local wdpa = t['ref:WDPA']
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if wdpa and wdpa:match('^%d+$') then
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wdpa = tonumber(wdpa)
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else
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themepark:insert('protected_areas_errors', { errormsg = 'not a number in ref:WDPA tag', value = wdpa }, t)
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wdpa = nil
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end
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-- Digitize The Planet uses UUIDs
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-- https://content.digitizetheplanet.org/de/rules/show_protectedarea/{dtp_id}
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local dtp_id = t.dtp_id
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if dtp_id and not dtp_id:match('^[0-9a-f-]+$') then
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themepark:insert('protected_areas_errors', { errormsg = 'not a UUID in dtp_id tag', value = dtp_id }, t)
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end
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local a = {
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boundary = t.boundary,
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protect_class = t.protect_class,
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protection_title = t.protection_title,
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short_protection_title = t.short_protection_title,
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nature_reserve = (t.leisure == 'nature_reserve'),
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protected_area = t.protected_area,
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ref = t.ref,
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access = t.access,
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wikidata = wikidata_code,
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website = t.website,
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operator = t.operator,
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operator_wikidata = operator_wikidata_code,
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related_law = t.related_law,
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related_law_url = t['related_law:url'],
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iucn = t['ref:IUCN'],
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iucn_level = t.iucn_level,
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wdpa = wdpa,
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capad_pa_id = t['ref:capad:pa_id'],
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dtp_id = dtp_id,
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geom = object:as_area(),
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}
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themepark.themes.core.add_name(a, object)
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themepark:insert('protected_areas_boundaries', a, t)
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end
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end)
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-- ---------------------------------------------------------------------------

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