(basic/withPoints) script for the documentation

Author: cvvergara

docs/scripts/basic/CMakeLists.txt

@@ -9,7 +9,7 @@ SET(PGR_WORKSHOP_DIR
   pedestrian
   vehicles
   sql_function
-  plpgsql_function
+  withPoints
 )
 
 foreach (d ${PGR_WORKSHOP_DIR})
@@ -25,4 +25,4 @@ add_dependencies(basic_pedestrian_scripts basic_graphs_scripts)
 add_dependencies(basic_vehicles_scripts basic_graphs_scripts)
 add_dependencies(basic_sql_function_scripts basic_graphs_scripts)
 add_dependencies(basic_sql_function_scripts basic_vehicles_scripts)
-add_dependencies(basic_plpgsql_function_scripts basic_sql_function_scripts)
+add_dependencies(basic_withPoints_scripts basic_sql_function_scripts)

docs/scripts/basic/withPoints/CMakeLists.txt

@@ -1,46 +1,29 @@
-add_custom_target(basic_plpgsql_function_scripts)
-
 #---------------------
 # Files
 #---------------------
-configure_file(plpgsql_function.sql plpgsql_function.sql)
-
-#---------------------------------------------
-# Generating the results files
-#---------------------------------------------
+configure_file(withPoints.sql withPoints.sql)
+configure_file(images.sql images.sql)
+
+set(GENERATED_FILES
+    closestedges.txt
+    route_withPoints.txt
+    wrk_withPoints.txt
+    use_fn_1.txt
+    use_fn_2.txt
+    use_fn_3.txt
+    file_end.txt
+    warnings.txt
+)
 
 add_custom_command(
-  TARGET basic_plpgsql_function_scripts
-  PRE_BUILD
-  BYPRODUCTS
-    excercise-8_1_1.txt
-    excercise-8_1_2.txt
-    excercise-8_1_3.txt
-    excercise-8_1_4.txt
-
-    excercise-8_2_1.txt
-    excercise-8_2_2.txt
-    excercise-8_2_3.txt
-
-    excercise-8_3_1.txt
-    excercise-8_3_2.txt
-    excercise-8_3_3.txt
-    excercise-8_3_4.txt
+  COMMAND psql -d city_routing -f withPoints.sql 2> warnings.txt
+  COMMAND psql -d city_routing -f images.sql
+  OUTPUT ${GENERATED_FILES}
 
-    excercise-8_4.txt
+  DEPENDS withPoints.sql images.sql
+  COMMENT "running chapter withPoints scripts"
+)
 
-    excercise-8_5_1.txt
-    excercise-8_5_2.txt
-    excercise-8_5_3.txt
-    excercise-8_5_4.txt
-
-    excercise-8_6.txt
-
-    excercise-8_7_1.txt
-    excercise-8_7_2.txt
-    excercise-8_7_3.txt
-
-    warnings.txt
-  COMMAND psql -d city_routing -f plpgsql_function.sql 2> warnings.txt
-  COMMENT "running plpgsql_function scripts"
-  )
+add_custom_target(basic_withPoints_scripts
+  DEPENDS ${GENERATED_FILES}
+)

docs/scripts/basic/withPoints/images.sql

@@ -0,0 +1,42 @@
+DROP TABLE IF EXISTS points_on_map;
+WITH the_points AS (
+SELECT 1 AS id, ST_SetSRID(ST_Point(@POINT1_LON@,  @POINT1_LAT@), 4326)
+UNION
+SELECT 2 AS id, ST_SetSRID(ST_Point(@POINT2_LON@,  @POINT2_LAT@), 4326)
+)
+SELECT * INTO points_on_map
+FROM the_points;
+
+
+DROP TABLE IF EXISTS closest_walk;
+WITH the_closest AS (
+SELECT 1 AS pid, * from pgr_findCloseEdges(
+  'SELECT id, geom from walk_net',
+   ST_SetSRID(ST_Point(@POINT1_LON@, @POINT1_LAT@), 4326) , 0.5)
+
+UNION
+
+SELECT 2 AS pid, * from pgr_findCloseEdges(
+  'SELECT id, geom from walk_net',
+  ST_SetSRID(ST_Point(@POINT2_LON@, @POINT2_LAT@), 4326) , 0.5)
+)
+SELECT * INTO closest_walk FROM the_closest;
+
+CREATE OR REPLACE VIEW using_vehicle AS
+SELECT * FROM wrk_withPoints(
+  'vehicle_net',
+  @POINT1_LAT@, @POINT1_LON@,
+  @POINT2_LAT@, @POINT2_LON@);
+
+CREATE OR REPLACE VIEW using_taxi AS
+SELECT * FROM wrk_withPoints(
+  'taxi_net',
+  @POINT1_LAT@, @POINT1_LON@,
+  @POINT2_LAT@, @POINT2_LON@);
+
+CREATE OR REPLACE VIEW using_walk AS
+SELECT *
+FROM wrk_withPoints(
+  'walk_net',
+  @POINT1_LAT@, @POINT1_LON@,
+  @POINT2_LAT@, @POINT2_LON@);