Fix maxspeed to consider source:maxspeed tags (#5217)

* In Belgium the maximum speed in rural areas is 70 in the region Flanders
* parse maxspeed using source:maxspeed and maxspeed:type tags
* add changelog
* make maxspeed:advisory more important than maxspeed
* add test for source:maxspeed

CHANGELOG.md

@@ -12,6 +12,8 @@
       - FIXED: don't override default permissions on /opt [#5311](https://github.com/Project-OSRM/osrm-backend/pull/5311)
     - Matching:
       - CHANGED: matching will now consider edges marked with is_startpoint=false, allowing matching over ferries and other previously non-matchable edge types. [#5297](https://github.com/Project-OSRM/osrm-backend/pull/5297)
+    - Profile:
+      - ADDED: Parse `source:maxspeed` and `maxspeed:type` tags to apply maxspeeds and add belgian flanders rural speed limit. [#5217](https://github.com/Project-OSRM/osrm-backend/pull/5217)
 
 # 5.20.0
   - Changes from 5.19.0:

features/car/maxspeed.feature

@@ -137,3 +137,28 @@ OSRM will use 4/5 of the projected free-flow speed.
             | primary |          |                  | 30                | -1     |         | 23 km/h |           | 6.7        |
             | primary | 20       | 30               |                   | -1     |         | 15 km/h |           | 4.4        |
             | primary | 20       |                  | 30                | -1     |         | 23 km/h |           | 6.7        |
+
+
+    Scenario: Car - Respect source:maxspeed
+        Given the node map
+            """
+            a b c d e f g
+            """
+
+        And the ways
+            | nodes | highway | source:maxspeed    | maxspeed |
+            | ab    | trunk   |                    |          |
+            | bc    | trunk   |                    | 60       |
+            | cd    | trunk   | FR:urban           |          |
+            | de    | trunk   | CH:rural           |          |
+            | ef    | trunk   | CH:trunk           |          |
+            | fg    | trunk   | CH:motorway        |          |
+
+        When I route I should get
+            | from | to | route | speed   |
+            | a    | b  | ab,ab | 85 km/h |
+            | b    | c  | bc,bc | 48 km/h |
+            | c    | d  | cd,cd | 40 km/h |
+            | d    | e  | de,de | 64 km/h |
+            | e    | f  | ef,ef | 80 km/h |
+            | f    | g  | fg,fg | 96 km/h |

profiles/car.lua

@@ -269,6 +269,7 @@ function setup()
       ["at:rural"] = 100,
       ["at:trunk"] = 100,
       ["be:motorway"] = 120,
+      ["be-vlg:rural"] = 70,
       ["by:urban"] = 60,
       ["by:motorway"] = 110,
       ["ch:rural"] = 80,

profiles/lib/way_handlers.lua

@@ -432,7 +432,7 @@ end
 
 -- maxspeed and advisory maxspeed
 function WayHandlers.maxspeed(profile,way,result,data)
-  local keys = Sequence { 'maxspeed:advisory', 'maxspeed' }
+  local keys = Sequence {  'maxspeed:advisory', 'maxspeed', 'source:maxspeed', 'maxspeed:type' }
   local forward, backward = Tags.get_forward_backward_by_set(way,data,keys)
   forward = WayHandlers.parse_maxspeed(forward,profile)
   backward = WayHandlers.parse_maxspeed(backward,profile)

taginfo.json

@@ -148,6 +148,7 @@
         {"key": "maxspeed", "value": "AT:rural"},
         {"key": "maxspeed", "value": "AT:trunk"},
         {"key": "maxspeed", "value": "BE:motorway"},
+        {"key": "maxspeed", "value": "BE-VLG:rural"},
         {"key": "maxspeed", "value": "BY:urban"},
         {"key": "maxspeed", "value": "BY:motorway"},
         {"key": "maxspeed", "value": "CH:rural"},