mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-09-17 14:07:08 +03:00
558 lines
19 KiB
C
558 lines
19 KiB
C
/*
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <time.h>
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#include <stdint.h>
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#include <pthread.h>
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#include <libpq-fe.h>
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#include "nominatim.h"
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#include "export.h"
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#include "postgresql.h"
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extern int verbose;
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int mode = 0;
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void nominatim_export(int rank_min, int rank_max, const char *conninfo, const char *structuredoutputfile)
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{
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xmlTextWriterPtr writer;
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int rankTotalDone;
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PGconn *conn;
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PGresult * res;
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PGresult * resSectors;
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PGresult * resPlaces;
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int rank;
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int i;
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int iSector;
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int tuples;
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const char *paramValues[2];
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int paramLengths[2];
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int paramFormats[2];
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uint32_t paramRank;
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uint32_t paramSector;
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uint32_t sector;
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Oid pg_prepare_params[2];
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conn = PQconnectdb(conninfo);
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if (PQstatus(conn) != CONNECTION_OK)
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{
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fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(conn));
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exit(EXIT_FAILURE);
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}
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pg_prepare_params[0] = PG_OID_INT4;
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res = PQprepare(conn, "index_sectors",
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"select geometry_sector,count(*) from placex where rank_search = $1 and indexed_status = 0 group by geometry_sector order by geometry_sector",
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1, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK) exit(EXIT_FAILURE);
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PQclear(res);
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pg_prepare_params[0] = PG_OID_INT4;
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pg_prepare_params[1] = PG_OID_INT4;
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res = PQprepare(conn, "index_sector_places",
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"select place_id from placex where rank_search = $1 and geometry_sector = $2",
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2, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK) exit(EXIT_FAILURE);
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PQclear(res);
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nominatim_exportCreatePreparedQueries(conn);
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// Create the output file
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writer = nominatim_exportXMLStart(structuredoutputfile);
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for (rank = rank_min; rank <= rank_max; rank++)
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{
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printf("Starting rank %d\n", rank);
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paramRank = PGint32(rank);
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paramValues[0] = (char *)¶mRank;
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paramLengths[0] = sizeof(paramRank);
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paramFormats[0] = 1;
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resSectors = PQexecPrepared(conn, "index_sectors", 1, paramValues, paramLengths, paramFormats, 1);
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if (PQresultStatus(resSectors) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "index_sectors: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(resSectors);
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exit(EXIT_FAILURE);
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}
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if (PQftype(resSectors, 0) != PG_OID_INT4)
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{
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fprintf(stderr, "Sector value has unexpected type\n");
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PQclear(resSectors);
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exit(EXIT_FAILURE);
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}
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if (PQftype(resSectors, 1) != PG_OID_INT8)
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{
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fprintf(stderr, "Sector value has unexpected type\n");
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PQclear(resSectors);
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exit(EXIT_FAILURE);
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}
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rankTotalDone = 0;
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for (iSector = 0; iSector < PQntuples(resSectors); iSector++)
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{
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sector = PGint32(*((uint32_t *)PQgetvalue(resSectors, iSector, 0)));
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// Get all the place_id's for this sector
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paramRank = PGint32(rank);
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paramValues[0] = (char *)¶mRank;
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paramLengths[0] = sizeof(paramRank);
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paramFormats[0] = 1;
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paramSector = PGint32(sector);
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paramValues[1] = (char *)¶mSector;
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paramLengths[1] = sizeof(paramSector);
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paramFormats[1] = 1;
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resPlaces = PQexecPrepared(conn, "index_sector_places", 2, paramValues, paramLengths, paramFormats, 1);
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if (PQresultStatus(resPlaces) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(resPlaces);
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exit(EXIT_FAILURE);
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}
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if (PQftype(resPlaces, 0) != PG_OID_INT8)
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{
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fprintf(stderr, "Place_id value has unexpected type\n");
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PQclear(resPlaces);
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exit(EXIT_FAILURE);
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}
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tuples = PQntuples(resPlaces);
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for (i = 0; i < tuples; i++)
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{
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nominatim_exportPlace(PGint64(*((uint64_t *)PQgetvalue(resPlaces, i, 0))), conn, writer, NULL, NULL);
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rankTotalDone++;
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if (rankTotalDone%1000 == 0) printf("Done %i (k)\n", rankTotalDone/1000);
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}
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PQclear(resPlaces);
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}
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PQclear(resSectors);
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}
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nominatim_exportXMLEnd(writer);
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PQfinish(conn);
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}
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void nominatim_exportCreatePreparedQueries(PGconn * conn)
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{
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Oid pg_prepare_params[2];
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PGresult * res;
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pg_prepare_params[0] = PG_OID_INT8;
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res = PQprepare(conn, "placex_details",
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"select placex.osm_type, placex.osm_id, placex.class, placex.type, placex.name, placex.housenumber, placex.country_code, ST_AsText(placex.geometry), placex.admin_level, placex.rank_address, placex.rank_search, placex.parent_place_id, parent.osm_type, parent.osm_id, placex.indexed_status from placex left outer join placex as parent on (placex.parent_place_id = parent.place_id) where placex.place_id = $1",
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1, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK)
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{
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fprintf(stderr, "Error preparing placex_details: %s", PQerrorMessage(conn));
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exit(EXIT_FAILURE);
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}
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PQclear(res);
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pg_prepare_params[0] = PG_OID_INT8;
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res = PQprepare(conn, "placex_address",
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"select osm_type,osm_id,class,type,distance,cached_rank_address,isaddress from place_addressline join placex on (address_place_id = placex.place_id) where place_addressline.place_id = $1 and address_place_id != place_addressline.place_id order by cached_rank_address asc,osm_type,osm_id",
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1, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK)
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{
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fprintf(stderr, "Error preparing placex_address: %s", PQerrorMessage(conn));
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exit(EXIT_FAILURE);
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}
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PQclear(res);
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pg_prepare_params[0] = PG_OID_INT8;
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res = PQprepare(conn, "placex_names",
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"select (each(name)).key,(each(name)).value from (select name from placex where place_id = $1) as x order by (each(name)).key",
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1, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK)
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{
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fprintf(stderr, "Error preparing placex_names: %s", PQerrorMessage(conn));
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exit(EXIT_FAILURE);
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}
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PQclear(res);
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pg_prepare_params[0] = PG_OID_INT8;
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res = PQprepare(conn, "placex_extratags",
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"select (each(extratags)).key,(each(extratags)).value from (select extratags from placex where place_id = $1) as x order by (each(extratags)).key",
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1, pg_prepare_params);
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if (PQresultStatus(res) != PGRES_COMMAND_OK)
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{
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fprintf(stderr, "Error preparing placex_extratags: %s", PQerrorMessage(conn));
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exit(EXIT_FAILURE);
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}
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PQclear(res);
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}
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xmlTextWriterPtr nominatim_exportXMLStart(const char *structuredoutputfile)
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{
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xmlTextWriterPtr writer;
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writer = xmlNewTextWriterFilename(structuredoutputfile, 0);
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if (writer==NULL)
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{
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fprintf(stderr, "Unable to open %s\n", structuredoutputfile);
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exit(EXIT_FAILURE);
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}
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xmlTextWriterSetIndent(writer, 1);
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if (xmlTextWriterStartDocument(writer, NULL, "UTF8", NULL) < 0)
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{
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fprintf(stderr, "xmlTextWriterStartDocument failed\n");
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exit(EXIT_FAILURE);
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}
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if (xmlTextWriterStartElement(writer, BAD_CAST "osmStructured") < 0)
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{
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fprintf(stderr, "xmlTextWriterStartElement failed\n");
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exit(EXIT_FAILURE);
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}
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if (xmlTextWriterWriteAttribute(writer, BAD_CAST "version", BAD_CAST "0.1") < 0)
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{
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fprintf(stderr, "xmlTextWriterWriteAttribute failed\n");
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exit(EXIT_FAILURE);
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}
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if (xmlTextWriterWriteAttribute(writer, BAD_CAST "generator", BAD_CAST "Nominatim") < 0)
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{
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fprintf(stderr, "xmlTextWriterWriteAttribute failed\n");
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exit(EXIT_FAILURE);
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}
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mode = 0;
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return writer;
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}
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void nominatim_exportXMLEnd(xmlTextWriterPtr writer)
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{
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nominatim_exportEndMode(writer);
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// End <osmStructured>
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if (xmlTextWriterEndElement(writer) < 0)
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{
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fprintf(stderr, "xmlTextWriterEndElement failed\n");
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exit(EXIT_FAILURE);
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}
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if (xmlTextWriterEndDocument(writer) < 0)
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{
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fprintf(stderr, "xmlTextWriterEndDocument failed\n");
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exit(EXIT_FAILURE);
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}
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xmlFreeTextWriter(writer);
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}
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void nominatim_exportStartMode(xmlTextWriterPtr writer, int newMode)
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{
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if (mode == newMode) return;
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nominatim_exportEndMode(writer);
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switch(newMode)
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{
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case 0:
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break;
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case 1:
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if (xmlTextWriterStartElement(writer, BAD_CAST "add") < 0)
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{
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fprintf(stderr, "xmlTextWriterStartElement failed\n");
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exit(EXIT_FAILURE);
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}
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break;
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case 2:
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if (xmlTextWriterStartElement(writer, BAD_CAST "update") < 0)
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{
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fprintf(stderr, "xmlTextWriterStartElement failed\n");
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exit(EXIT_FAILURE);
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}
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break;
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case 3:
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if (xmlTextWriterStartElement(writer, BAD_CAST "delete") < 0)
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{
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fprintf(stderr, "xmlTextWriterStartElement failed\n");
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exit(EXIT_FAILURE);
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}
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break;
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}
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mode = newMode;
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}
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void nominatim_exportEndMode(xmlTextWriterPtr writer)
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{
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if (!mode) return;
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if (xmlTextWriterEndElement(writer) < 0)
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{
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fprintf(stderr, "xmlTextWriterEndElement failed\n");
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exit(EXIT_FAILURE);
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}
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}
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void nominatim_exportPlaceQueries(uint64_t place_id, PGconn * conn, struct export_data * querySet)
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{
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const char * paramValues[1];
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int paramLengths[1];
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int paramFormats[1];
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uint64_t paramPlaceID;
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paramPlaceID = PGint64(place_id);
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paramValues[0] = (char *)¶mPlaceID;
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paramLengths[0] = sizeof(paramPlaceID);
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paramFormats[0] = 1;
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querySet->res = PQexecPrepared(conn, "placex_details", 1, paramValues, paramLengths, paramFormats, 0);
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if (PQresultStatus(querySet->res) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "placex_details: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(querySet->res);
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exit(EXIT_FAILURE);
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}
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querySet->resNames = PQexecPrepared(conn, "placex_names", 1, paramValues, paramLengths, paramFormats, 0);
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if (PQresultStatus(querySet->resNames) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "placex_names: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(querySet->resNames);
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exit(EXIT_FAILURE);
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}
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querySet->resAddress = PQexecPrepared(conn, "placex_address", 1, paramValues, paramLengths, paramFormats, 0);
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if (PQresultStatus(querySet->resAddress) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "placex_address: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(querySet->resAddress);
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exit(EXIT_FAILURE);
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}
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querySet->resExtraTags = PQexecPrepared(conn, "placex_extratags", 1, paramValues, paramLengths, paramFormats, 0);
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if (PQresultStatus(querySet->resExtraTags) != PGRES_TUPLES_OK)
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{
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fprintf(stderr, "placex_extratags: SELECT failed: %s", PQerrorMessage(conn));
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PQclear(querySet->resExtraTags);
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exit(EXIT_FAILURE);
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}
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}
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void nominatim_exportFreeQueries(struct export_data * querySet)
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{
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PQclear(querySet->res);
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PQclear(querySet->resNames);
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PQclear(querySet->resAddress);
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PQclear(querySet->resExtraTags);
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}
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/*
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* Requirements: the prepared queries must exist
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*/
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void nominatim_exportPlace(uint64_t place_id, PGconn * conn,
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xmlTextWriterPtr writer, pthread_mutex_t * writer_mutex, struct export_data * prevQuerySet)
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{
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struct export_data querySet;
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int i;
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nominatim_exportPlaceQueries(place_id, conn, &querySet);
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// Add, modify or delete?
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if (prevQuerySet)
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{
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if ((PQgetvalue(prevQuerySet->res, 0, 14) && strcmp(PQgetvalue(prevQuerySet->res, 0, 14), "100") == 0) || PQntuples(querySet.res) == 0)
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{
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// Delete
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if (writer_mutex) pthread_mutex_lock( writer_mutex );
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nominatim_exportStartMode(writer, 3);
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xmlTextWriterStartElement(writer, BAD_CAST "feature");
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xmlTextWriterWriteFormatAttribute(writer, BAD_CAST "place_id", "%li", place_id);
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xmlTextWriterWriteAttribute(writer, BAD_CAST "type", BAD_CAST PQgetvalue(prevQuerySet->res, 0, 0));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "id", BAD_CAST PQgetvalue(prevQuerySet->res, 0, 1));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "key", BAD_CAST PQgetvalue(prevQuerySet->res, 0, 2));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "value", BAD_CAST PQgetvalue(prevQuerySet->res, 0, 3));
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xmlTextWriterEndElement(writer);
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if (writer_mutex) pthread_mutex_unlock( writer_mutex );
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nominatim_exportFreeQueries(&querySet);
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return;
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}
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if (PQgetvalue(prevQuerySet->res, 0, 14) && strcmp(PQgetvalue(prevQuerySet->res, 0, 14), "1") == 0)
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{
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// Add
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if (writer_mutex) pthread_mutex_lock( writer_mutex );
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nominatim_exportStartMode(writer, 1);
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}
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else
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{
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// Update, but only if something has changed
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// TODO: detect changes
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if (writer_mutex) pthread_mutex_lock( writer_mutex );
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nominatim_exportStartMode(writer, 2);
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}
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}
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else
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{
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// Add
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if (writer_mutex) pthread_mutex_lock( writer_mutex );
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nominatim_exportStartMode(writer, 1);
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}
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xmlTextWriterStartElement(writer, BAD_CAST "feature");
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xmlTextWriterWriteFormatAttribute(writer, BAD_CAST "place_id", "%li", place_id);
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xmlTextWriterWriteAttribute(writer, BAD_CAST "type", BAD_CAST PQgetvalue(querySet.res, 0, 0));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "id", BAD_CAST PQgetvalue(querySet.res, 0, 1));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "key", BAD_CAST PQgetvalue(querySet.res, 0, 2));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "value", BAD_CAST PQgetvalue(querySet.res, 0, 3));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "rank", BAD_CAST PQgetvalue(querySet.res, 0, 9));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "importance", BAD_CAST PQgetvalue(querySet.res, 0, 10));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "parent_place_id", BAD_CAST PQgetvalue(querySet.res, 0, 11));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "parent_type", BAD_CAST PQgetvalue(querySet.res, 0, 12));
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xmlTextWriterWriteAttribute(writer, BAD_CAST "parent_id", BAD_CAST PQgetvalue(querySet.res, 0, 13));
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if (PQntuples(querySet.resNames))
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{
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xmlTextWriterStartElement(writer, BAD_CAST "names");
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for (i = 0; i < PQntuples(querySet.resNames); i++)
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{
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xmlTextWriterStartElement(writer, BAD_CAST "name");
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xmlTextWriterWriteAttribute(writer, BAD_CAST "type", BAD_CAST PQgetvalue(querySet.resNames, i, 0));
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xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.resNames, i, 1));
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xmlTextWriterEndElement(writer);
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}
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xmlTextWriterEndElement(writer);
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}
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if (PQgetvalue(querySet.res, 0, 5) && strlen(PQgetvalue(querySet.res, 0, 5)))
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{
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xmlTextWriterStartElement(writer, BAD_CAST "houseNumber");
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xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.res, 0, 5));
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xmlTextWriterEndElement(writer);
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}
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if (PQgetvalue(querySet.res, 0, 8) && strlen(PQgetvalue(querySet.res, 0, 8)))
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{
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xmlTextWriterStartElement(writer, BAD_CAST "adminLevel");
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xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.res, 0, 8));
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xmlTextWriterEndElement(writer);
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}
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if (PQgetvalue(querySet.res, 0, 6) && strlen(PQgetvalue(querySet.res, 0, 6)))
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{
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xmlTextWriterStartElement(writer, BAD_CAST "countryCode");
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xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.res, 0, 6));
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xmlTextWriterEndElement(writer);
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}
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if (PQntuples(querySet.resAddress) > 0)
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{
|
|
xmlTextWriterStartElement(writer, BAD_CAST "address");
|
|
for (i = 0; i < PQntuples(querySet.resAddress); i++)
|
|
{
|
|
xmlTextWriterStartElement(writer, BAD_CAST getRankLabel(atoi(PQgetvalue(querySet.resAddress, i, 5))));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "rank", BAD_CAST PQgetvalue(querySet.resAddress, i, 5));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "type", BAD_CAST PQgetvalue(querySet.resAddress, i, 0));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "id", BAD_CAST PQgetvalue(querySet.resAddress, i, 1));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "key", BAD_CAST PQgetvalue(querySet.resAddress, i, 2));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "value", BAD_CAST PQgetvalue(querySet.resAddress, i, 3));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "distance", BAD_CAST PQgetvalue(querySet.resAddress, i, 4));
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "isaddress", BAD_CAST PQgetvalue(querySet.resAddress, i, 6));
|
|
xmlTextWriterEndElement(writer);
|
|
}
|
|
xmlTextWriterEndElement(writer);
|
|
}
|
|
|
|
if (PQntuples(querySet.resExtraTags))
|
|
{
|
|
xmlTextWriterStartElement(writer, BAD_CAST "tags");
|
|
|
|
for (i = 0; i < PQntuples(querySet.resExtraTags); i++)
|
|
{
|
|
xmlTextWriterStartElement(writer, BAD_CAST "tag");
|
|
xmlTextWriterWriteAttribute(writer, BAD_CAST "type", BAD_CAST PQgetvalue(querySet.resExtraTags, i, 0));
|
|
xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.resExtraTags, i, 1));
|
|
xmlTextWriterEndElement(writer);
|
|
}
|
|
|
|
xmlTextWriterEndElement(writer);
|
|
}
|
|
|
|
|
|
xmlTextWriterStartElement(writer, BAD_CAST "osmGeometry");
|
|
xmlTextWriterWriteString(writer, BAD_CAST PQgetvalue(querySet.res, 0, 7));
|
|
xmlTextWriterEndElement(writer);
|
|
|
|
xmlTextWriterEndElement(writer); // </feature>
|
|
|
|
if (writer_mutex) pthread_mutex_unlock( writer_mutex );
|
|
|
|
nominatim_exportFreeQueries(&querySet);
|
|
}
|
|
|
|
const char * getRankLabel(int rank)
|
|
{
|
|
switch (rank)
|
|
{
|
|
case 0:
|
|
case 1:
|
|
return "continent";
|
|
case 2:
|
|
case 3:
|
|
return "sea";
|
|
case 4:
|
|
case 5:
|
|
case 6:
|
|
case 7:
|
|
return "country";
|
|
case 8:
|
|
case 9:
|
|
case 10:
|
|
case 11:
|
|
return "state";
|
|
case 12:
|
|
case 13:
|
|
case 14:
|
|
case 15:
|
|
return "county";
|
|
case 16:
|
|
return "city";
|
|
case 17:
|
|
return "town";
|
|
case 18:
|
|
return "village";
|
|
case 19:
|
|
return "unknown";
|
|
case 20:
|
|
return "suburb";
|
|
case 21:
|
|
return "postcode";
|
|
case 22:
|
|
return "neighborhood";
|
|
case 23:
|
|
return "postcode";
|
|
case 24:
|
|
return "unknown";
|
|
case 25:
|
|
return "postcode";
|
|
case 26:
|
|
return "street";
|
|
case 27:
|
|
return "access";
|
|
case 28:
|
|
return "building";
|
|
case 29:
|
|
default:
|
|
return "other";
|
|
}
|
|
}
|