destination-access/src/router%2Blib.c

/***************************************
 OSM router using libroutino library.

 Part of the Routino routing software.
 ******************/ /******************
 This file Copyright 2008-2015 Andrew M. Bishop

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU Affero General Public License for more details.

 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ***************************************/


#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <math.h>

#include "version.h"

#include "routino.h"


#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif


/*+ The maximum number of waypoints +*/
#define NWAYPOINTS 99


/* Local functions */

static char *FileName(const char *dirname,const char *prefix, const char *name);
static void print_usage(int detail,const char *argerr,const char *err);


/*++++++++++++++++++++++++++++++++++++++
  The main program for the router.
  ++++++++++++++++++++++++++++++++++++++*/

int main(int argc,char** argv)
{
 Routino_Database    *database;
 Routino_Profile     *profile;
 Routino_Translation *translation;
 Routino_Waypoint   **waypoints;
 Routino_Output      *route;
 int                  point_used[NWAYPOINTS+1]={0};
 double               point_lon[NWAYPOINTS+1],point_lat[NWAYPOINTS+1];
 char                *dirname=NULL,*prefix=NULL;
 char                *profiles=NULL,*profilename="motorcar";
 char                *translations=NULL,*language="en";
 int                  reverse=0,loop=0;
 int                  quickest=0;
 int                  html=0,gpx_track=0,gpx_route=0,text=0,text_all=0,none=0,use_stdout=0;
 int                  list_html=0,list_html_all=0,list_text=0,list_text_all=0;
 int                  arg;
 int                  first_waypoint=NWAYPOINTS,last_waypoint=1,waypoint,nwaypoints=0;
 int                  routing_options;

 /* Check the libroutino API version */

 if(Routino_CheckAPIVersion()!=ROUTINO_ERROR_NONE)
   {
    fprintf(stderr,"Error: Executable version (%d) and library version (%d) do not match.\n",ROUTINO_API_VERSION,Routino_APIVersion);
    exit(EXIT_FAILURE);
   }

 /* Parse the command line arguments */

 if(argc<2)
    print_usage(0,NULL,NULL);

 /* Get the non-routing, general program options */

 for(arg=1;arg<argc;arg++)
   {
    if(!strcmp(argv[arg],"--version"))
       print_usage(-1,NULL,NULL);
    else if(!strcmp(argv[arg],"--help"))
       print_usage(1,NULL,NULL);
    else if(!strncmp(argv[arg],"--dir=",6))
       dirname=&argv[arg][6];
    else if(!strncmp(argv[arg],"--prefix=",9))
       prefix=&argv[arg][9];
    else if(!strncmp(argv[arg],"--profiles=",11))
       profiles=&argv[arg][11];
    else if(!strncmp(argv[arg],"--translations=",15))
       translations=&argv[arg][15];
    else if(!strncmp(argv[arg],"--reverse",9))
      {
       if(argv[arg][9]=='=')
          reverse=atoi(&argv[arg][10]);
       else
          reverse=1;
      }
    else if(!strncmp(argv[arg],"--loop",6))
      {
       if(argv[arg][6]=='=')
          loop=atoi(&argv[arg][7]);
       else
          loop=1;
      }
    else if(!strcmp(argv[arg],"--output-html"))
       html=1;
    else if(!strcmp(argv[arg],"--output-gpx-track"))
       gpx_track=1;
    else if(!strcmp(argv[arg],"--output-gpx-route"))
       gpx_route=1;
    else if(!strcmp(argv[arg],"--output-text"))
       text=1;
    else if(!strcmp(argv[arg],"--output-text-all"))
       text_all=1;
    else if(!strcmp(argv[arg],"--output-none"))
       none=1;
    else if(!strcmp(argv[arg],"--output-stdout"))
       use_stdout=1;
    else if(!strcmp(argv[arg],"--list-html"))
       list_html=1;
    else if(!strcmp(argv[arg],"--list-html-all"))
       list_html_all=1;
    else if(!strcmp(argv[arg],"--list-text"))
       list_text=1;
    else if(!strcmp(argv[arg],"--list-text-all"))
       list_text_all=1;
    else if(!strncmp(argv[arg],"--profile=",10))
       profilename=&argv[arg][10];
    else if(!strncmp(argv[arg],"--language=",11))
       language=&argv[arg][11];
    else if(!strcmp(argv[arg],"--shortest"))
       quickest=0;
    else if(!strcmp(argv[arg],"--quickest"))
       quickest=1;
    else if(!strncmp(argv[arg],"--lon",5) && isdigit(argv[arg][5]))
      {
       int point;
       char *p=&argv[arg][6];

       while(isdigit(*p)) p++;
       if(*p++!='=')
          print_usage(0,argv[arg],NULL);

       point=atoi(&argv[arg][5]);
       if(point>NWAYPOINTS || point_used[point]&1)
          print_usage(0,argv[arg],NULL);

       point_lon[point]=atof(p);
       point_used[point]+=1;

       if(point<first_waypoint)
          first_waypoint=point;
       if(point>last_waypoint)
          last_waypoint=point;
      }
    else if(!strncmp(argv[arg],"--lat",5) && isdigit(argv[arg][5]))
      {
       int point;
       char *p=&argv[arg][6];

       while(isdigit(*p)) p++;
       if(*p++!='=')
          print_usage(0,argv[arg],NULL);

       point=atoi(&argv[arg][5]);
       if(point>NWAYPOINTS || point_used[point]&2)
          print_usage(0,argv[arg],NULL);

       point_lat[point]=atof(p);
       point_used[point]+=2;

       if(point<first_waypoint)
          first_waypoint=point;
       if(point>last_waypoint)
          last_waypoint=point;
      }
    else
       print_usage(0,argv[arg],NULL);

    argv[arg]=NULL;
   }

 /* Check the specified command line options */

 if(use_stdout && (html+gpx_track+gpx_route+text+text_all)!=1)
   {
    fprintf(stderr,"Error: The '--output-stdout' option requires exactly one other output option (but not '--output-none').\n");
    exit(EXIT_FAILURE);
   }

 if(html==0 && gpx_track==0 && gpx_route==0 && text==0 && text_all==0 && none==0)
    html=gpx_track=gpx_route=text=text_all=1;

 /* Load in the selected profiles */

 if(profiles)
   {
    if(access(profiles,F_OK))
      {
       fprintf(stderr,"Error: The '--profiles' option specifies a file that does not exist.\n");
       exit(EXIT_FAILURE);
      }
   }
 else
   {
    profiles=FileName(dirname,prefix,"profiles.xml");

    if(access(profiles,F_OK))
      {
       free(profiles);

       profiles=FileName(ROUTINO_DATADIR,NULL,"profiles.xml");

       if(access(profiles,F_OK))
         {
          fprintf(stderr,"Error: The '--profiles' option was not used and the default 'profiles.xml' does not exist.\n");
          exit(EXIT_FAILURE);
         }
      }
   }

 if(!profilename)
   {
    fprintf(stderr,"Error: A profile name must be specified.\n");
    exit(EXIT_FAILURE);
   }

 if(Routino_ParseXMLProfiles(profiles))
   {
    fprintf(stderr,"Error: Cannot read the profiles in the file '%s'.\n",profiles);
    exit(EXIT_FAILURE);
   }

 profile=Routino_GetProfile(profilename);

 if(!profile)
   {
    char **list=Routino_GetProfileNames();

    fprintf(stderr,"Error: Cannot find a profile called '%s' in '%s'.\n",profilename,profiles);

    fprintf(stderr,"Profiles available are: %s",*list++);
    while(*list)
       fprintf(stderr,", %s",*list++);
    fprintf(stderr,"\n");

    exit(EXIT_FAILURE);
   }

 /* Load in the selected translation */

  if(translations)
    {
     if(access(translations,F_OK))
       {
        fprintf(stderr,"Error: The '--translations' option specifies a file that does not exist.\n");
        exit(EXIT_FAILURE);
       }
    }
  else
    {
     translations=FileName(dirname,prefix,"translations.xml");

     if(access(translations,F_OK))
       {
        free(translations);

        translations=FileName(ROUTINO_DATADIR,NULL,"translations.xml");

        if(access(translations,F_OK))
          {
           fprintf(stderr,"Error: The '--translations' option was not used and the default 'translations.xml' does not exist.\n");
           exit(EXIT_FAILURE);
          }
       }
    }

  if(Routino_ParseXMLTranslations(translations))
    {
     fprintf(stderr,"Error: Cannot read the translations in the file '%s'.\n",translations);
     exit(EXIT_FAILURE);
    }

  if(language)
    {
     translation=Routino_GetTranslation(language);

     if(!translation)
       {
        char **list1=Routino_GetTranslationLanguages();
        char **list2=Routino_GetTranslationLanguageFullNames();

        fprintf(stderr,"Warning: Cannot find a translation called '%s' in '%s'.\n",language,translations);

        fprintf(stderr,"Languages available are: %s (%s)",*list1++,*list2++);
        while(*list1)
           fprintf(stderr,", %s (%s)",*list1++,*list2++);
        fprintf(stderr,"\n");

        exit(EXIT_FAILURE);
       }
    }
  else
    {
     translation=Routino_GetTranslation(""); /* first in file */

     if(!translation)
       {
        fprintf(stderr,"Warning: No translations in '%s'.\n",translations);
        exit(EXIT_FAILURE);
       }
    }

 /* Check the waypoints are valid */

 for(waypoint=first_waypoint;waypoint<=last_waypoint;waypoint++)
    if(point_used[waypoint]==1 || point_used[waypoint]==2)
       print_usage(0,NULL,"All waypoints must have latitude and longitude.");
    else if(point_used[waypoint]==3)
       nwaypoints++;

 if(first_waypoint>=last_waypoint)
   {
    fprintf(stderr,"Error: At least two waypoints must be specified.\n");
    exit(EXIT_FAILURE);
   }

 waypoints=calloc(sizeof(Routino_Waypoint*),nwaypoints+2);

 /* Load in the routing database */

 database=Routino_LoadDatabase(dirname,prefix);

 /* Check the profile is valid for use with this database */

 if(Routino_ValidateProfile(database,profile)!=ROUTINO_ERROR_NONE)
   {
    fprintf(stderr,"Error: Profile is invalid or not compatible with database.\n");
    exit(EXIT_FAILURE);
   }

 /* Loop through all waypoints */

 nwaypoints=0;

 for(waypoint=first_waypoint;waypoint<=last_waypoint;waypoint++)
   {
    int allow_destination=0;

    if(point_used[waypoint]!=3)
       continue;

    if(waypoint==first_waypoint || (waypoint==last_waypoint && !loop))
       allow_destination=1;

    waypoints[nwaypoints]=Routino_FindWaypoint(database,profile,point_lat[waypoint],point_lon[waypoint],allow_destination);

    if(!waypoints[nwaypoints])
      {
       fprintf(stderr,"Error: Cannot find node close to specified point %d.\n",waypoint);
       exit(EXIT_FAILURE);
      }

    nwaypoints++;
   }

 /* Create the route */

 routing_options=0;

 if(quickest)
    routing_options|=ROUTINO_ROUTE_QUICKEST;
 else
    routing_options|=ROUTINO_ROUTE_SHORTEST;

 if(html     ) routing_options|=ROUTINO_ROUTE_FILE_HTML;
 if(gpx_track) routing_options|=ROUTINO_ROUTE_FILE_GPX_TRACK;
 if(gpx_route) routing_options|=ROUTINO_ROUTE_FILE_GPX_ROUTE;
 if(text     ) routing_options|=ROUTINO_ROUTE_FILE_TEXT;
 if(text_all ) routing_options|=ROUTINO_ROUTE_FILE_TEXT_ALL;

 if(list_html)     routing_options|=ROUTINO_ROUTE_LIST_HTML;
 if(list_html_all) routing_options|=ROUTINO_ROUTE_LIST_HTML_ALL;
 if(list_text)     routing_options|=ROUTINO_ROUTE_LIST_TEXT;
 if(list_text_all) routing_options|=ROUTINO_ROUTE_LIST_TEXT_ALL;

 if(reverse) routing_options|=ROUTINO_ROUTE_REVERSE;
 if(loop)    routing_options|=ROUTINO_ROUTE_LOOP;

 route=Routino_CalculateRoute(database,profile,translation,waypoints,nwaypoints,routing_options,NULL);

 if(Routino_errno>=ROUTINO_ERROR_NO_ROUTE_1)
   {
    fprintf(stderr,"Error: Cannot find a route between specified waypoints.\n");
    exit(EXIT_FAILURE);
   }
 else if(Routino_errno!=ROUTINO_ERROR_NONE)
   {
    fprintf(stderr,"Error: Internal error (%d).\n",Routino_errno);
    exit(EXIT_FAILURE);
   }

 /* Print the list output */

 if(list_html || list_html_all || list_text || list_text_all)
   {
    Routino_Output *list=route;
    int first=1,last;

    while(list)
      {
       last=list->next?0:1;

       printf("----------------\n");
       printf("Lon,Lat: %.5f, %.5f\n",(180.0/M_PI)*list->lon,(180.0/M_PI)*list->lat);

       if(list_html || list_html_all || list_text || list_text_all)
          printf("Dist,Time: %.3f km, %.1f minutes\n",list->dist,list->time);

       if(list_text_all && !first)
          printf("Speed: %.0f km/hr\n",list->speed);

       printf("Point type: %d\n",list->type);

       if((list_html || list_html_all || list_text) && !first && !last)
          printf("Turn: %d degrees\n",list->turn);

       if(((list_html || list_html_all || list_text) && !last) || (list_text_all && !first))
          printf("Bearing: %d degrees\n",list->bearing);

       if(((list_html || list_text) && !last) || (list_html_all && list->name) || (list_text_all && !first))
          printf("Name: %s\n",list->name);

       if(list_html || (list_html_all && list->name))
         {
          printf("Desc1: %s\n",list->desc1);
          printf("Desc2: %s\n",list->desc2);

          if(!last)
             printf("Desc3: %s\n",list->desc3);
         }

       list=list->next;
       first=0;
      }
   }

 /* Tidy up and exit */

 Routino_DeleteRoute(route);

 Routino_UnloadDatabase(database);

 Routino_FreeXMLProfiles();

 Routino_FreeXMLTranslations();

 for(waypoint=0;waypoint<nwaypoints;waypoint++)
    free(waypoints[waypoint]);

 free(waypoints);

 exit(EXIT_SUCCESS);
}


/*++++++++++++++++++++++++++++++++++++++
  Return a filename composed of the dirname, prefix and name.

  char *FileName Returns a pointer to memory allocated to the filename.

  const char *dirname The directory name.

  const char *prefix The file prefix.

  const char *name The main part of the name.
  ++++++++++++++++++++++++++++++++++++++*/

static char *FileName(const char *dirname,const char *prefix, const char *name)
{
 char *filename=(char*)malloc((dirname?strlen(dirname):0)+1+(prefix?strlen(prefix):0)+1+strlen(name)+1);

 sprintf(filename,"%s%s%s%s%s",dirname?dirname:"",dirname?"/":"",prefix?prefix:"",prefix?"-":"",name);

 return(filename);
}


/*++++++++++++++++++++++++++++++++++++++
  Print out the usage information.

  int detail The level of detail to use: -1 = just version number, 0 = low detail, 1 = full details.

  const char *argerr The argument that gave the error (if there is one).

  const char *err Other error message (if there is one).
  ++++++++++++++++++++++++++++++++++++++*/

static void print_usage(int detail,const char *argerr,const char *err)
{
 if(detail<0)
   {
    fprintf(stderr,
            "Routino version " ROUTINO_VERSION " " ROUTINO_URL " "
            "[Library version: %s, API version: %d]\n",
            Routino_Version,Routino_APIVersion
            );
   }

 if(detail>=0)
   {
    fprintf(stderr,
            "Usage: router [--version]\n"
            "              [--help ]\n"
            "              [--dir=<dirname>] [--prefix=<name>]\n"
            "              [--profiles=<filename>] [--translations=<filename>]\n"
            "              [--language=<lang>]\n"
            "              [--output-html]\n"
            "              [--output-gpx-track] [--output-gpx-route]\n"
            "              [--output-text] [--output-text-all]\n"
            "              [--output-none] [--output-stdout]\n"
            "              [--list-html | --list-html-all |\n"
            "               --list-text | --list-text-all]\n"
            "              [--profile=<name>]\n"
            "              [--shortest | --quickest]\n"
            "              --lon1=<longitude> --lat1=<latitude>\n"
            "              --lon2=<longitude> --lon2=<latitude>\n"
            "              [ ... --lon99=<longitude> --lon99=<latitude>]\n"
            "              [--reverse] [--loop]\n");

    if(argerr)
       fprintf(stderr,
               "\n"
               "Error with command line parameter: %s\n",argerr);

    if(err)
       fprintf(stderr,
               "\n"
               "Error: %s\n",err);
   }

 if(detail==1)
    fprintf(stderr,
            "\n"
            "--version               Print the version of Routino.\n"
            "\n"
            "--help                  Prints this information.\n"
            "\n"
            "--dir=<dirname>         The directory containing the routing database.\n"
            "--prefix=<name>         The filename prefix for the routing database.\n"
            "--profiles=<filename>   The name of the XML file containing the profiles\n"
            "                        (defaults to 'profiles.xml' with '--dir' and\n"
            "                         '--prefix' options or the file installed in\n"
            "                         '" ROUTINO_DATADIR "').\n"
            "--translations=<fname>  The name of the XML file containing the translations\n"
            "                        (defaults to 'translations.xml' with '--dir' and\n"
            "                         '--prefix' options or the file installed in\n"
            "                         '" ROUTINO_DATADIR "').\n"
            "\n"
            "--language=<lang>       Use the translations for specified language.\n"
            "--output-html           Write an HTML description of the route.\n"
            "--output-gpx-track      Write a GPX track file with all route points.\n"
            "--output-gpx-route      Write a GPX route file with interesting junctions.\n"
            "--output-text           Write a plain text file with interesting junctions.\n"
            "--output-text-all       Write a plain text file with all route points.\n"
            "--output-none           Don't write any output files or read any translations.\n"
            "                        (If no output option is given then all are written.)\n"
            "--output-stdout         Write to stdout instead of a file (requires exactly\n"
            "                        one output format option, implies '--quiet').\n"
            "\n"
            "--list-html             Create an HTML list of the route.\n"
            "--list-html-all         Create an HTML list of the route with all points.\n"
            "--list-text             Create a plain text list with interesting junctions.\n"
            "--list-text-all         Create a plain text list with all route points.\n"
            "\n"
            "--profile=<name>        Select the loaded profile with this name.\n"
            "\n"
            "--shortest              Find the shortest route between the waypoints.\n"
            "--quickest              Find the quickest route between the waypoints.\n"
            "\n"
            "--lon<n>=<longitude>    Specify the longitude of the n'th waypoint.\n"
            "--lat<n>=<latitude>     Specify the latitude of the n'th waypoint.\n"
            "\n"
            "--reverse               Find a route between the waypoints in reverse order.\n"
            "--loop                  Find a route that returns to the first waypoint.\n"
            "\n");

 exit(!detail);
}
1	/***************************************
2	OSM router using libroutino library.
3
4	Part of the Routino routing software.
5	****************/ /****************
6	This file Copyright 2008-2015 Andrew M. Bishop
7
8	This program is free software: you can redistribute it and/or modify
9	it under the terms of the GNU Affero General Public License as published by
10	the Free Software Foundation, either version 3 of the License, or
11	(at your option) any later version.
12
13	This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	GNU Affero General Public License for more details.
17
18	You should have received a copy of the GNU Affero General Public License
19	along with this program. If not, see <http://www.gnu.org/licenses/>.
20	***************************************/
21
22
23	#include <unistd.h>
24	#include <stdio.h>
25	#include <string.h>
26	#include <stdlib.h>
27	#include <ctype.h>
28	#include <math.h>
29
30	#include "version.h"
31
32	#include "routino.h"
33
34
35	#ifndef M_PI
36	#define M_PI 3.14159265358979323846
37	#endif
38
39
40	/+ The maximum number of waypoints +/
41	#define NWAYPOINTS 99
42
43
44	/* Local functions */
45
46	static char FileName(const char dirname,const char prefix, const char name);
47	static void print_usage(int detail,const char argerr,const char err);
48
49
50	/*++++++++++++++++++++++++++++++++++++++
51	The main program for the router.
52	++++++++++++++++++++++++++++++++++++++*/
53
54	int main(int argc,char** argv)
55	{
56	Routino_Database *database;
57	Routino_Profile *profile;
58	Routino_Translation *translation;
59	Routino_Waypoint **waypoints;
60	Routino_Output *route;
61	int point_used[NWAYPOINTS+1]={0};
62	double point_lon[NWAYPOINTS+1],point_lat[NWAYPOINTS+1];
63	char dirname=NULL,prefix=NULL;
64	char profiles=NULL,profilename="motorcar";
65	char translations=NULL,language="en";
66	int reverse=0,loop=0;
67	int quickest=0;
68	int html=0,gpx_track=0,gpx_route=0,text=0,text_all=0,none=0,use_stdout=0;
69	int list_html=0,list_html_all=0,list_text=0,list_text_all=0;
70	int arg;
71	int first_waypoint=NWAYPOINTS,last_waypoint=1,waypoint,nwaypoints=0;
72	int routing_options;
73
74	/* Check the libroutino API version */
75
76	if(Routino_CheckAPIVersion()!=ROUTINO_ERROR_NONE)
77	{
78	fprintf(stderr,"Error: Executable version (%d) and library version (%d) do not match.\n",ROUTINO_API_VERSION,Routino_APIVersion);
79	exit(EXIT_FAILURE);
80	}
81
82	/* Parse the command line arguments */
83
84	if(argc<2)
85	print_usage(0,NULL,NULL);
86
87	/* Get the non-routing, general program options */
88
89	for(arg=1;arg<argc;arg++)
90	{
91	if(!strcmp(argv[arg],"--version"))
92	print_usage(-1,NULL,NULL);
93	else if(!strcmp(argv[arg],"--help"))
94	print_usage(1,NULL,NULL);
95	else if(!strncmp(argv[arg],"--dir=",6))
96	dirname=&argv[arg][6];
97	else if(!strncmp(argv[arg],"--prefix=",9))
98	prefix=&argv[arg][9];
99	else if(!strncmp(argv[arg],"--profiles=",11))
100	profiles=&argv[arg][11];
101	else if(!strncmp(argv[arg],"--translations=",15))
102	translations=&argv[arg][15];
103	else if(!strncmp(argv[arg],"--reverse",9))
104	{
105	if(argv[arg][9]=='=')
106	reverse=atoi(&argv[arg][10]);
107	else
108	reverse=1;
109	}
110	else if(!strncmp(argv[arg],"--loop",6))
111	{
112	if(argv[arg][6]=='=')
113	loop=atoi(&argv[arg][7]);
114	else
115	loop=1;
116	}
117	else if(!strcmp(argv[arg],"--output-html"))
118	html=1;
119	else if(!strcmp(argv[arg],"--output-gpx-track"))
120	gpx_track=1;
121	else if(!strcmp(argv[arg],"--output-gpx-route"))
122	gpx_route=1;
123	else if(!strcmp(argv[arg],"--output-text"))
124	text=1;
125	else if(!strcmp(argv[arg],"--output-text-all"))
126	text_all=1;
127	else if(!strcmp(argv[arg],"--output-none"))
128	none=1;
129	else if(!strcmp(argv[arg],"--output-stdout"))
130	use_stdout=1;
131	else if(!strcmp(argv[arg],"--list-html"))
132	list_html=1;
133	else if(!strcmp(argv[arg],"--list-html-all"))
134	list_html_all=1;
135	else if(!strcmp(argv[arg],"--list-text"))
136	list_text=1;
137	else if(!strcmp(argv[arg],"--list-text-all"))
138	list_text_all=1;
139	else if(!strncmp(argv[arg],"--profile=",10))
140	profilename=&argv[arg][10];
141	else if(!strncmp(argv[arg],"--language=",11))
142	language=&argv[arg][11];
143	else if(!strcmp(argv[arg],"--shortest"))
144	quickest=0;
145	else if(!strcmp(argv[arg],"--quickest"))
146	quickest=1;
147	else if(!strncmp(argv[arg],"--lon",5) && isdigit(argv[arg][5]))
148	{
149	int point;
150	char *p=&argv[arg][6];
151
152	while(isdigit(*p)) p++;
153	if(*p++!='=')
154	print_usage(0,argv[arg],NULL);
155
156	point=atoi(&argv[arg][5]);
157	if(point>NWAYPOINTS \|\| point_used[point]&1)
158	print_usage(0,argv[arg],NULL);
159
160	point_lon[point]=atof(p);
161	point_used[point]+=1;
162
163	if(point<first_waypoint)
164	first_waypoint=point;
165	if(point>last_waypoint)
166	last_waypoint=point;
167	}
168	else if(!strncmp(argv[arg],"--lat",5) && isdigit(argv[arg][5]))
169	{
170	int point;
171	char *p=&argv[arg][6];
172
173	while(isdigit(*p)) p++;
174	if(*p++!='=')
175	print_usage(0,argv[arg],NULL);
176
177	point=atoi(&argv[arg][5]);
178	if(point>NWAYPOINTS \|\| point_used[point]&2)
179	print_usage(0,argv[arg],NULL);
180
181	point_lat[point]=atof(p);
182	point_used[point]+=2;
183
184	if(point<first_waypoint)
185	first_waypoint=point;
186	if(point>last_waypoint)
187	last_waypoint=point;
188	}
189	else
190	print_usage(0,argv[arg],NULL);
191
192	argv[arg]=NULL;
193	}
194
195	/* Check the specified command line options */
196
197	if(use_stdout && (html+gpx_track+gpx_route+text+text_all)!=1)
198	{
199	fprintf(stderr,"Error: The '--output-stdout' option requires exactly one other output option (but not '--output-none').\n");
200	exit(EXIT_FAILURE);
201	}
202
203	if(html==0 && gpx_track==0 && gpx_route==0 && text==0 && text_all==0 && none==0)
204	html=gpx_track=gpx_route=text=text_all=1;
205
206	/* Load in the selected profiles */
207
208	if(profiles)
209	{
210	if(access(profiles,F_OK))
211	{
212	fprintf(stderr,"Error: The '--profiles' option specifies a file that does not exist.\n");
213	exit(EXIT_FAILURE);
214	}
215	}
216	else
217	{
218	profiles=FileName(dirname,prefix,"profiles.xml");
219
220	if(access(profiles,F_OK))
221	{
222	free(profiles);
223
224	profiles=FileName(ROUTINO_DATADIR,NULL,"profiles.xml");
225
226	if(access(profiles,F_OK))
227	{
228	fprintf(stderr,"Error: The '--profiles' option was not used and the default 'profiles.xml' does not exist.\n");
229	exit(EXIT_FAILURE);
230	}
231	}
232	}
233
234	if(!profilename)
235	{
236	fprintf(stderr,"Error: A profile name must be specified.\n");
237	exit(EXIT_FAILURE);
238	}
239
240	if(Routino_ParseXMLProfiles(profiles))
241	{
242	fprintf(stderr,"Error: Cannot read the profiles in the file '%s'.\n",profiles);
243	exit(EXIT_FAILURE);
244	}
245
246	profile=Routino_GetProfile(profilename);
247
248	if(!profile)
249	{
250	char **list=Routino_GetProfileNames();
251
252	fprintf(stderr,"Error: Cannot find a profile called '%s' in '%s'.\n",profilename,profiles);
253
254	fprintf(stderr,"Profiles available are: %s",*list++);
255	while(*list)
256	fprintf(stderr,", %s",*list++);
257	fprintf(stderr,"\n");
258
259	exit(EXIT_FAILURE);
260	}
261
262	/* Load in the selected translation */
263
264	if(translations)
265	{
266	if(access(translations,F_OK))
267	{
268	fprintf(stderr,"Error: The '--translations' option specifies a file that does not exist.\n");
269	exit(EXIT_FAILURE);
270	}
271	}
272	else
273	{
274	translations=FileName(dirname,prefix,"translations.xml");
275
276	if(access(translations,F_OK))
277	{
278	free(translations);
279
280	translations=FileName(ROUTINO_DATADIR,NULL,"translations.xml");
281
282	if(access(translations,F_OK))
283	{
284	fprintf(stderr,"Error: The '--translations' option was not used and the default 'translations.xml' does not exist.\n");
285	exit(EXIT_FAILURE);
286	}
287	}
288	}
289
290	if(Routino_ParseXMLTranslations(translations))
291	{
292	fprintf(stderr,"Error: Cannot read the translations in the file '%s'.\n",translations);
293	exit(EXIT_FAILURE);
294	}
295
296	if(language)
297	{
298	translation=Routino_GetTranslation(language);
299
300	if(!translation)
301	{
302	char **list1=Routino_GetTranslationLanguages();
303	char **list2=Routino_GetTranslationLanguageFullNames();
304
305	fprintf(stderr,"Warning: Cannot find a translation called '%s' in '%s'.\n",language,translations);
306
307	fprintf(stderr,"Languages available are: %s (%s)",list1++,list2++);
308	while(*list1)
309	fprintf(stderr,", %s (%s)",list1++,list2++);
310	fprintf(stderr,"\n");
311
312	exit(EXIT_FAILURE);
313	}
314	}
315	else
316	{
317	translation=Routino_GetTranslation(""); /* first in file */
318
319	if(!translation)
320	{
321	fprintf(stderr,"Warning: No translations in '%s'.\n",translations);
322	exit(EXIT_FAILURE);
323	}
324	}
325
326	/* Check the waypoints are valid */
327
328	for(waypoint=first_waypoint;waypoint<=last_waypoint;waypoint++)
329	if(point_used[waypoint]==1 \|\| point_used[waypoint]==2)
330	print_usage(0,NULL,"All waypoints must have latitude and longitude.");
331	else if(point_used[waypoint]==3)
332	nwaypoints++;
333
334	if(first_waypoint>=last_waypoint)
335	{
336	fprintf(stderr,"Error: At least two waypoints must be specified.\n");
337	exit(EXIT_FAILURE);
338	}
339
340	waypoints=calloc(sizeof(Routino_Waypoint*),nwaypoints+2);
341
342	/* Load in the routing database */
343
344	database=Routino_LoadDatabase(dirname,prefix);
345
346	/* Check the profile is valid for use with this database */
347
348	if(Routino_ValidateProfile(database,profile)!=ROUTINO_ERROR_NONE)
349	{
350	fprintf(stderr,"Error: Profile is invalid or not compatible with database.\n");
351	exit(EXIT_FAILURE);
352	}
353
354	/* Loop through all waypoints */
355
356	nwaypoints=0;
357
358	for(waypoint=first_waypoint;waypoint<=last_waypoint;waypoint++)
359	{
360	int allow_destination=0;
361
362	if(point_used[waypoint]!=3)
363	continue;
364
365	if(waypoint==first_waypoint \|\| (waypoint==last_waypoint && !loop))
366	allow_destination=1;
367
368	waypoints[nwaypoints]=Routino_FindWaypoint(database,profile,point_lat[waypoint],point_lon[waypoint],allow_destination);
369
370	if(!waypoints[nwaypoints])
371	{
372	fprintf(stderr,"Error: Cannot find node close to specified point %d.\n",waypoint);
373	exit(EXIT_FAILURE);
374	}
375
376	nwaypoints++;
377	}
378
379	/* Create the route */
380
381	routing_options=0;
382
383	if(quickest)
384	routing_options\|=ROUTINO_ROUTE_QUICKEST;
385	else
386	routing_options\|=ROUTINO_ROUTE_SHORTEST;
387
388	if(html ) routing_options\|=ROUTINO_ROUTE_FILE_HTML;
389	if(gpx_track) routing_options\|=ROUTINO_ROUTE_FILE_GPX_TRACK;
390	if(gpx_route) routing_options\|=ROUTINO_ROUTE_FILE_GPX_ROUTE;
391	if(text ) routing_options\|=ROUTINO_ROUTE_FILE_TEXT;
392	if(text_all ) routing_options\|=ROUTINO_ROUTE_FILE_TEXT_ALL;
393
394	if(list_html) routing_options\|=ROUTINO_ROUTE_LIST_HTML;
395	if(list_html_all) routing_options\|=ROUTINO_ROUTE_LIST_HTML_ALL;
396	if(list_text) routing_options\|=ROUTINO_ROUTE_LIST_TEXT;
397	if(list_text_all) routing_options\|=ROUTINO_ROUTE_LIST_TEXT_ALL;
398
399	if(reverse) routing_options\|=ROUTINO_ROUTE_REVERSE;
400	if(loop) routing_options\|=ROUTINO_ROUTE_LOOP;
401
402	route=Routino_CalculateRoute(database,profile,translation,waypoints,nwaypoints,routing_options,NULL);
403
404	if(Routino_errno>=ROUTINO_ERROR_NO_ROUTE_1)
405	{
406	fprintf(stderr,"Error: Cannot find a route between specified waypoints.\n");
407	exit(EXIT_FAILURE);
408	}
409	else if(Routino_errno!=ROUTINO_ERROR_NONE)
410	{
411	fprintf(stderr,"Error: Internal error (%d).\n",Routino_errno);
412	exit(EXIT_FAILURE);
413	}
414
415	/* Print the list output */
416
417	if(list_html \|\| list_html_all \|\| list_text \|\| list_text_all)
418	{
419	Routino_Output *list=route;
420	int first=1,last;
421
422	while(list)
423	{
424	last=list->next?0:1;
425
426	printf("----------------\n");
427	printf("Lon,Lat: %.5f, %.5f\n",(180.0/M_PI)list->lon,(180.0/M_PI)list->lat);
428
429	if(list_html \|\| list_html_all \|\| list_text \|\| list_text_all)
430	printf("Dist,Time: %.3f km, %.1f minutes\n",list->dist,list->time);
431
432	if(list_text_all && !first)
433	printf("Speed: %.0f km/hr\n",list->speed);
434
435	printf("Point type: %d\n",list->type);
436
437	if((list_html \|\| list_html_all \|\| list_text) && !first && !last)
438	printf("Turn: %d degrees\n",list->turn);
439
440	if(((list_html \|\| list_html_all \|\| list_text) && !last) \|\| (list_text_all && !first))
441	printf("Bearing: %d degrees\n",list->bearing);
442
443	if(((list_html \|\| list_text) && !last) \|\| (list_html_all && list->name) \|\| (list_text_all && !first))
444	printf("Name: %s\n",list->name);
445
446	if(list_html \|\| (list_html_all && list->name))
447	{
448	printf("Desc1: %s\n",list->desc1);
449	printf("Desc2: %s\n",list->desc2);
450
451	if(!last)
452	printf("Desc3: %s\n",list->desc3);
453	}
454
455	list=list->next;
456	first=0;
457	}
458	}
459
460	/* Tidy up and exit */
461
462	Routino_DeleteRoute(route);
463
464	Routino_UnloadDatabase(database);
465
466	Routino_FreeXMLProfiles();
467
468	Routino_FreeXMLTranslations();
469
470	for(waypoint=0;waypoint<nwaypoints;waypoint++)
471	free(waypoints[waypoint]);
472
473	free(waypoints);
474
475	exit(EXIT_SUCCESS);
476	}
477
478
479	/*++++++++++++++++++++++++++++++++++++++
480	Return a filename composed of the dirname, prefix and name.
481
482	char *FileName Returns a pointer to memory allocated to the filename.
483
484	const char *dirname The directory name.
485
486	const char *prefix The file prefix.
487
488	const char *name The main part of the name.
489	++++++++++++++++++++++++++++++++++++++*/
490
491	static char FileName(const char dirname,const char prefix, const char name)
492	{
493	char filename=(char)malloc((dirname?strlen(dirname):0)+1+(prefix?strlen(prefix):0)+1+strlen(name)+1);
494
495	sprintf(filename,"%s%s%s%s%s",dirname?dirname:"",dirname?"/":"",prefix?prefix:"",prefix?"-":"",name);
496
497	return(filename);
498	}
499
500
501	/*++++++++++++++++++++++++++++++++++++++
502	Print out the usage information.
503
504	int detail The level of detail to use: -1 = just version number, 0 = low detail, 1 = full details.
505
506	const char *argerr The argument that gave the error (if there is one).
507
508	const char *err Other error message (if there is one).
509	++++++++++++++++++++++++++++++++++++++*/
510
511	static void print_usage(int detail,const char argerr,const char err)
512	{
513	if(detail<0)
514	{
515	fprintf(stderr,
516	"Routino version " ROUTINO_VERSION " " ROUTINO_URL " "
517	"[Library version: %s, API version: %d]\n",
518	Routino_Version,Routino_APIVersion
519	);
520	}
521
522	if(detail>=0)
523	{
524	fprintf(stderr,
525	"Usage: router [--version]\n"
526	" [--help ]\n"
527	" [--dir=<dirname>] [--prefix=<name>]\n"
528	" [--profiles=<filename>] [--translations=<filename>]\n"
529	" [--language=<lang>]\n"
530	" [--output-html]\n"
531	" [--output-gpx-track] [--output-gpx-route]\n"
532	" [--output-text] [--output-text-all]\n"
533	" [--output-none] [--output-stdout]\n"
534	" [--list-html \| --list-html-all \|\n"
535	" --list-text \| --list-text-all]\n"
536	" [--profile=<name>]\n"
537	" [--shortest \| --quickest]\n"
538	" --lon1=<longitude> --lat1=<latitude>\n"
539	" --lon2=<longitude> --lon2=<latitude>\n"
540	" [ ... --lon99=<longitude> --lon99=<latitude>]\n"
541	" [--reverse] [--loop]\n");
542
543	if(argerr)
544	fprintf(stderr,
545	"\n"
546	"Error with command line parameter: %s\n",argerr);
547
548	if(err)
549	fprintf(stderr,
550	"\n"
551	"Error: %s\n",err);
552	}
553
554	if(detail==1)
555	fprintf(stderr,
556	"\n"
557	"--version Print the version of Routino.\n"
558	"\n"
559	"--help Prints this information.\n"
560	"\n"
561	"--dir=<dirname> The directory containing the routing database.\n"
562	"--prefix=<name> The filename prefix for the routing database.\n"
563	"--profiles=<filename> The name of the XML file containing the profiles\n"
564	" (defaults to 'profiles.xml' with '--dir' and\n"
565	" '--prefix' options or the file installed in\n"
566	" '" ROUTINO_DATADIR "').\n"
567	"--translations=<fname> The name of the XML file containing the translations\n"
568	" (defaults to 'translations.xml' with '--dir' and\n"
569	" '--prefix' options or the file installed in\n"
570	" '" ROUTINO_DATADIR "').\n"
571	"\n"
572	"--language=<lang> Use the translations for specified language.\n"
573	"--output-html Write an HTML description of the route.\n"
574	"--output-gpx-track Write a GPX track file with all route points.\n"
575	"--output-gpx-route Write a GPX route file with interesting junctions.\n"
576	"--output-text Write a plain text file with interesting junctions.\n"
577	"--output-text-all Write a plain text file with all route points.\n"
578	"--output-none Don't write any output files or read any translations.\n"
579	" (If no output option is given then all are written.)\n"
580	"--output-stdout Write to stdout instead of a file (requires exactly\n"
581	" one output format option, implies '--quiet').\n"
582	"\n"
583	"--list-html Create an HTML list of the route.\n"
584	"--list-html-all Create an HTML list of the route with all points.\n"
585	"--list-text Create a plain text list with interesting junctions.\n"
586	"--list-text-all Create a plain text list with all route points.\n"
587	"\n"
588	"--profile=<name> Select the loaded profile with this name.\n"
589	"\n"
590	"--shortest Find the shortest route between the waypoints.\n"
591	"--quickest Find the quickest route between the waypoints.\n"
592	"\n"
593	"--lon<n>=<longitude> Specify the longitude of the n'th waypoint.\n"
594	"--lat<n>=<latitude> Specify the latitude of the n'th waypoint.\n"
595	"\n"
596	"--reverse Find a route between the waypoints in reverse order.\n"
597	"--loop Find a route that returns to the first waypoint.\n"
598	"\n");
599
600	exit(!detail);
601	}