Update to use Mostar data

Author: geographika

workshop/content/docs/mapfile/points.md

@@ -2,7 +2,8 @@
 
 ## Overview
 
-In this exercise we'll create a map of POIs (Points of Interest) from OpenStreetMap.
+In this exercise we'll create a map of POIs (Points of Interest) from OpenStreetMap for Mostar, Bosnia-Herzegovina - the host
+city for [FOSS4G Europe 2025](https://2025.europe.foss4g.org/).
 
 <div class="map">
   <iframe src="https://geographika.github.io/getting-started-with-mapserver-demo/points.html"></iframe>
@@ -67,13 +68,13 @@ END
     - Direct MapServer request: <http://localhost:5000/?map=/etc/mapserver/points.map&mode=map&layer=pois>
     - Local OpenLayers example: <http://localhost:5001/points.html>
 
-??? JavaScript
+??? JavaScript "points.js"
 
     ``` js
     --8<-- "points.js"
     ```
 
-??? Mapfile
+??? Mapfile "points.map"
 
     ``` scala
     --8<-- "points.map"

workshop/content/docs/mapfile/polygons.md

@@ -2,7 +2,7 @@
 
 ## Overview
 
-This exercise displays building from OpenStreetMap. 
+This exercise displays buildings from OpenStreetMap. 
 
 <div class="map">
   <iframe src="https://geographika.github.io/getting-started-with-mapserver-demo/polygons.html"></iframe>
@@ -33,16 +33,16 @@ END
 
 ## Expressions
 
-In this Mapfile we have two different classes for the dataset. 
+In this Mapfile we have two different classes for the dataset.
 
 The first class has an [EXPRESSION](https://mapserver.org/mapfile/expressions.htm) that limits 
-which features will be drawn. This compares the value for the "type" field for each feature with "office".
+which features will be drawn. This compares the value for the "type" field for each feature with "university".
 If there is a match then the feature is drawn with the `STYLE`s from the `CLASS`.
 
 ```scala
 CLASS
-    GROUP "offices"
-    EXPRESSION ( "[type]" = "office" )
+    GROUP "university"
+    EXPRESSION ( "[type]" = "university" )
 ...
 ```
 
@@ -79,22 +79,22 @@ CLASS
 
 ??? Mapfile "polygons.map"
 
-    ``` scala title="polygons.map"
+    ``` scala
     --8<-- "polygons.map"
     ```
 
 ## Exercises
 
-1. Switch the `CLASSGROUP` in the Mapfile to see different styles. There are two groups `offices` and `other`.
+1. Switch the `CLASSGROUP` in the Mapfile to see different styles. There are two groups `university` and `other`.
 
     ```scala
     LAYER
         NAME "buildings"
         ...
-        CLASSGROUP "offices" # can switch the default set of CLASSes here
+        CLASSGROUP "university" # can switch the default set of CLASSes here
     ```
 
-2. Switch the style used in the `polygon.js` file from `offices` to `other`:
+2. Switch the style used in the `polygon.js` file from `university` to `other`:
 
     ```js
     source: new ImageWMS({

workshop/exercises/app/js/points.js

@@ -11,7 +11,7 @@ const mapfilesPath = import.meta.env.VITE_MAPFILES_PATH;
 const layers = [
     new TileLayer({
         source: new OSM(),
-        visible: true
+        visible: false
     }),
     new ImageLayer({
             source: new ImageWMS({
@@ -24,7 +24,7 @@ const map = new Map({
     layers: layers,
     target: 'map',
     view: new View({
-        center: [2975862.75916499, 8046369.8646329],
+        center: [1982884, 5363834],
         zoom: 14,
     }),
 });

workshop/exercises/app/js/polygons.js

@@ -13,10 +13,9 @@ const layers = [
         source: new OSM(),
     }),
     new ImageLayer({
-        extent: [2968743.65508978, 8038921.67212233, 2982981.8632402, 8053818.05714347],
         source: new ImageWMS({
             url: mapserverUrl + mapfilesPath + 'polygons.map&',
-            params: { 'LAYERS': 'buildings', 'STYLES': 'offices' },
+            params: { 'LAYERS': 'buildings', 'STYLES': 'university' },
             ratio: 1
         }),
     }),
@@ -25,7 +24,7 @@ const map = new Map({
     layers: layers,
     target: 'map',
     view: new View({
-        center: [2975862.75916499, 8046369.8646329],
+        center: [1982884, 5363834],
         zoom: 14,
     }),
 });

workshop/exercises/mapfiles/data/osm/mostar/buildings_a.fgb

@@ -46,7 +46,7 @@ MAP
         STATUS ON
         TYPE POINT # each LAYER must have a TYPE such as POINT, LINE, or POLYGON
         CONNECTIONTYPE FLATGEOBUF
-        DATA "data/osm/pois.fgb"
+        DATA "data/osm/mostar/pois.fgb"
         CLASSITEM "fclass"
         # data within a LAYER is classified using one or more CLASSes
         # these use EXPRESSIONs to define which features are assigned to

workshop/exercises/mapfiles/data/osm/mostar/pois.fgb

@@ -1,6 +1,6 @@
 MAP
     NAME "Buildings"
-    EXTENT 26.668678 58.339241 26.796582 58.40941
+    EXTENT 17 43 18 44
     UNITS DD
     SIZE 800 600
     PROJECTION
@@ -19,13 +19,13 @@ MAP
         STATUS OFF
         CONNECTIONTYPE OGR
         # CONNECTIONTYPE FLATGEOBUF
-        # DATA "data/osm/buildings_a.fgb"
-        CONNECTION "data/osm/buildings_a.fgb"
-        CLASSGROUP "offices" # we can switch the default set of CLASSes here
+        # DATA "data/osm/mostar/buildings_a.fgb"
+        CONNECTION "data/osm/mostar/buildings_a.fgb"
+        CLASSGROUP "university" # we can switch the default set of CLASSes here
         CLASS
-            NAME "Offices" # this value is used for Legend titles for the CLASS
-            GROUP "offices"
-            EXPRESSION ( "[type]" = "office" )
+            NAME "University" # this value is used for Legend titles for the CLASS
+            GROUP "university"
+            EXPRESSION ( "[type]" = "university" )
             STYLE
                 COLOR 255 0 0
                 OUTLINECOLOR 0 0 0