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,inc_dec_waypoint,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(!strcmp(argv[arg],"--reverse"))
       reverse=1;
    else if(!strcmp(argv[arg],"--loop"))
       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 */

 Routino_ValidateProfile(database,profile);

 /* Check for reverse direction */

 if(reverse)
   {
    int temp;

    temp=first_waypoint;
    first_waypoint=last_waypoint;
    last_waypoint=temp;

    last_waypoint--;

    inc_dec_waypoint=-1;
   }
 else
   {
    last_waypoint++;

    inc_dec_waypoint=1;
   }

 /* Loop through all waypoints */

 nwaypoints=0;

 for(waypoint=first_waypoint;waypoint!=last_waypoint;waypoint+=inc_dec_waypoint)
    if(point_used[waypoint]==3)
      {
       int allow_destination;

       if(waypoint==first_waypoint || (waypoint==last_waypoint-1 && !loop))
          allow_destination=1;
       else
          allow_destination=0;

       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++;
      }

 if(loop)
    waypoints[nwaypoints++]=waypoints[0];

 /* 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;

 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 ".\n"
            );
   }

 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,inc_dec_waypoint,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(!strcmp(argv[arg],"--reverse"))
104	reverse=1;
105	else if(!strcmp(argv[arg],"--loop"))
106	loop=1;
107	else if(!strcmp(argv[arg],"--output-html"))
108	html=1;
109	else if(!strcmp(argv[arg],"--output-gpx-track"))
110	gpx_track=1;
111	else if(!strcmp(argv[arg],"--output-gpx-route"))
112	gpx_route=1;
113	else if(!strcmp(argv[arg],"--output-text"))
114	text=1;
115	else if(!strcmp(argv[arg],"--output-text-all"))
116	text_all=1;
117	else if(!strcmp(argv[arg],"--output-none"))
118	none=1;
119	else if(!strcmp(argv[arg],"--output-stdout"))
120	use_stdout=1;
121	else if(!strcmp(argv[arg],"--list-html"))
122	list_html=1;
123	else if(!strcmp(argv[arg],"--list-html-all"))
124	list_html_all=1;
125	else if(!strcmp(argv[arg],"--list-text"))
126	list_text=1;
127	else if(!strcmp(argv[arg],"--list-text-all"))
128	list_text_all=1;
129	else if(!strncmp(argv[arg],"--profile=",10))
130	profilename=&argv[arg][10];
131	else if(!strncmp(argv[arg],"--language=",11))
132	language=&argv[arg][11];
133	else if(!strcmp(argv[arg],"--shortest"))
134	quickest=0;
135	else if(!strcmp(argv[arg],"--quickest"))
136	quickest=1;
137	else if(!strncmp(argv[arg],"--lon",5) && isdigit(argv[arg][5]))
138	{
139	int point;
140	char *p=&argv[arg][6];
141
142	while(isdigit(*p)) p++;
143	if(*p++!='=')
144	print_usage(0,argv[arg],NULL);
145
146	point=atoi(&argv[arg][5]);
147	if(point>NWAYPOINTS \|\| point_used[point]&1)
148	print_usage(0,argv[arg],NULL);
149
150	point_lon[point]=atof(p);
151	point_used[point]+=1;
152
153	if(point<first_waypoint)
154	first_waypoint=point;
155	if(point>last_waypoint)
156	last_waypoint=point;
157	}
158	else if(!strncmp(argv[arg],"--lat",5) && isdigit(argv[arg][5]))
159	{
160	int point;
161	char *p=&argv[arg][6];
162
163	while(isdigit(*p)) p++;
164	if(*p++!='=')
165	print_usage(0,argv[arg],NULL);
166
167	point=atoi(&argv[arg][5]);
168	if(point>NWAYPOINTS \|\| point_used[point]&2)
169	print_usage(0,argv[arg],NULL);
170
171	point_lat[point]=atof(p);
172	point_used[point]+=2;
173
174	if(point<first_waypoint)
175	first_waypoint=point;
176	if(point>last_waypoint)
177	last_waypoint=point;
178	}
179	else
180	print_usage(0,argv[arg],NULL);
181
182	argv[arg]=NULL;
183	}
184
185	/* Check the specified command line options */
186
187	if(use_stdout && (html+gpx_track+gpx_route+text+text_all)!=1)
188	{
189	fprintf(stderr,"Error: The '--output-stdout' option requires exactly one other output option (but not '--output-none').\n");
190	exit(EXIT_FAILURE);
191	}
192
193	if(html==0 && gpx_track==0 && gpx_route==0 && text==0 && text_all==0 && none==0)
194	html=gpx_track=gpx_route=text=text_all=1;
195
196	/* Load in the selected profiles */
197
198	if(profiles)
199	{
200	if(access(profiles,F_OK))
201	{
202	fprintf(stderr,"Error: The '--profiles' option specifies a file that does not exist.\n");
203	exit(EXIT_FAILURE);
204	}
205	}
206	else
207	{
208	profiles=FileName(dirname,prefix,"profiles.xml");
209
210	if(access(profiles,F_OK))
211	{
212	free(profiles);
213
214	profiles=FileName(ROUTINO_DATADIR,NULL,"profiles.xml");
215
216	if(access(profiles,F_OK))
217	{
218	fprintf(stderr,"Error: The '--profiles' option was not used and the default 'profiles.xml' does not exist.\n");
219	exit(EXIT_FAILURE);
220	}
221	}
222	}
223
224	if(!profilename)
225	{
226	fprintf(stderr,"Error: A profile name must be specified.\n");
227	exit(EXIT_FAILURE);
228	}
229
230	if(Routino_ParseXMLProfiles(profiles))
231	{
232	fprintf(stderr,"Error: Cannot read the profiles in the file '%s'.\n",profiles);
233	exit(EXIT_FAILURE);
234	}
235
236	profile=Routino_GetProfile(profilename);
237
238	if(!profile)
239	{
240	char **list=Routino_GetProfileNames();
241
242	fprintf(stderr,"Error: Cannot find a profile called '%s' in '%s'.\n",profilename,profiles);
243
244	fprintf(stderr,"Profiles available are: %s",*list++);
245	while(*list)
246	fprintf(stderr,", %s",*list++);
247	fprintf(stderr,"\n");
248
249	exit(EXIT_FAILURE);
250	}
251
252	/* Load in the selected translation */
253
254	if(translations)
255	{
256	if(access(translations,F_OK))
257	{
258	fprintf(stderr,"Error: The '--translations' option specifies a file that does not exist.\n");
259	exit(EXIT_FAILURE);
260	}
261	}
262	else
263	{
264	translations=FileName(dirname,prefix,"translations.xml");
265
266	if(access(translations,F_OK))
267	{
268	free(translations);
269
270	translations=FileName(ROUTINO_DATADIR,NULL,"translations.xml");
271
272	if(access(translations,F_OK))
273	{
274	fprintf(stderr,"Error: The '--translations' option was not used and the default 'translations.xml' does not exist.\n");
275	exit(EXIT_FAILURE);
276	}
277	}
278	}
279
280	if(Routino_ParseXMLTranslations(translations))
281	{
282	fprintf(stderr,"Error: Cannot read the translations in the file '%s'.\n",translations);
283	exit(EXIT_FAILURE);
284	}
285
286	if(language)
287	{
288	translation=Routino_GetTranslation(language);
289
290	if(!translation)
291	{
292	char **list1=Routino_GetTranslationLanguages();
293	char **list2=Routino_GetTranslationLanguageFullNames();
294
295	fprintf(stderr,"Warning: Cannot find a translation called '%s' in '%s'.\n",language,translations);
296
297	fprintf(stderr,"Languages available are: %s (%s)",list1++,list2++);
298	while(*list1)
299	fprintf(stderr,", %s (%s)",list1++,list2++);
300	fprintf(stderr,"\n");
301
302	exit(EXIT_FAILURE);
303	}
304	}
305	else
306	{
307	translation=Routino_GetTranslation(""); /* first in file */
308
309	if(!translation)
310	{
311	fprintf(stderr,"Warning: No translations in '%s'.\n",translations);
312	exit(EXIT_FAILURE);
313	}
314	}
315
316	/* Check the waypoints are valid */
317
318	for(waypoint=first_waypoint;waypoint<=last_waypoint;waypoint++)
319	if(point_used[waypoint]==1 \|\| point_used[waypoint]==2)
320	print_usage(0,NULL,"All waypoints must have latitude and longitude.");
321	else if(point_used[waypoint]==3)
322	nwaypoints++;
323
324	if(first_waypoint>=last_waypoint)
325	{
326	fprintf(stderr,"Error: At least two waypoints must be specified.\n");
327	exit(EXIT_FAILURE);
328	}
329
330	waypoints=calloc(sizeof(Routino_Waypoint*),nwaypoints+2);
331
332	/* Load in the routing database */
333
334	database=Routino_LoadDatabase(dirname,prefix);
335
336	/* Check the profile is valid for use with this database */
337
338	Routino_ValidateProfile(database,profile);
339
340	/* Check for reverse direction */
341
342	if(reverse)
343	{
344	int temp;
345
346	temp=first_waypoint;
347	first_waypoint=last_waypoint;
348	last_waypoint=temp;
349
350	last_waypoint--;
351
352	inc_dec_waypoint=-1;
353	}
354	else
355	{
356	last_waypoint++;
357
358	inc_dec_waypoint=1;
359	}
360
361	/* Loop through all waypoints */
362
363	nwaypoints=0;
364
365	for(waypoint=first_waypoint;waypoint!=last_waypoint;waypoint+=inc_dec_waypoint)
366	if(point_used[waypoint]==3)
367	{
368	int allow_destination;
369
370	if(waypoint==first_waypoint \|\| (waypoint==last_waypoint-1 && !loop))
371	allow_destination=1;
372	else
373	allow_destination=0;
374
375	waypoints[nwaypoints]=Routino_FindWaypoint(database,profile,point_lat[waypoint],point_lon[waypoint],allow_destination);
376
377	if(!waypoints[nwaypoints])
378	{
379	fprintf(stderr,"Error: Cannot find node close to specified point %d.\n",waypoint);
380	exit(EXIT_FAILURE);
381	}
382
383	nwaypoints++;
384	}
385
386	if(loop)
387	waypoints[nwaypoints++]=waypoints[0];
388
389	/* Create the route */
390
391	routing_options=0;
392
393	if(quickest)
394	routing_options\|=ROUTINO_ROUTE_QUICKEST;
395	else
396	routing_options\|=ROUTINO_ROUTE_SHORTEST;
397
398	if(html ) routing_options\|=ROUTINO_ROUTE_FILE_HTML;
399	if(gpx_track) routing_options\|=ROUTINO_ROUTE_FILE_GPX_TRACK;
400	if(gpx_route) routing_options\|=ROUTINO_ROUTE_FILE_GPX_ROUTE;
401	if(text ) routing_options\|=ROUTINO_ROUTE_FILE_TEXT;
402	if(text_all ) routing_options\|=ROUTINO_ROUTE_FILE_TEXT_ALL;
403
404	if(list_html) routing_options\|=ROUTINO_ROUTE_LIST_HTML;
405	if(list_html_all) routing_options\|=ROUTINO_ROUTE_LIST_HTML_ALL;
406	if(list_text) routing_options\|=ROUTINO_ROUTE_LIST_TEXT;
407	if(list_text_all) routing_options\|=ROUTINO_ROUTE_LIST_TEXT_ALL;
408
409	route=Routino_CalculateRoute(database,profile,translation,waypoints,nwaypoints,routing_options,NULL);
410
411	if(Routino_errno>=ROUTINO_ERROR_NO_ROUTE_1)
412	{
413	fprintf(stderr,"Error: Cannot find a route between specified waypoints.\n");
414	exit(EXIT_FAILURE);
415	}
416	else if(Routino_errno!=ROUTINO_ERROR_NONE)
417	{
418	fprintf(stderr,"Error: Internal error (%d).\n",Routino_errno);
419	exit(EXIT_FAILURE);
420	}
421
422	/* Print the list output */
423
424	if(list_html \|\| list_html_all \|\| list_text \|\| list_text_all)
425	{
426	Routino_Output *list=route;
427	int first=1,last;
428
429	while(list)
430	{
431	last=list->next?0:1;
432
433	printf("----------------\n");
434	printf("Lon,Lat: %.5f, %.5f\n",(180.0/M_PI)list->lon,(180.0/M_PI)list->lat);
435
436	if(list_html \|\| list_html_all \|\| list_text \|\| list_text_all)
437	printf("Dist,Time: %.3f km, %.1f minutes\n",list->dist,list->time);
438
439	if(list_text_all && !first)
440	printf("Speed: %.0f km/hr\n",list->speed);
441
442	printf("Point type: %d\n",list->type);
443
444	if((list_html \|\| list_html_all \|\| list_text) && !first && !last)
445	printf("Turn: %d degrees\n",list->turn);
446
447	if(((list_html \|\| list_html_all \|\| list_text) && !last) \|\| (list_text_all && !first))
448	printf("Bearing: %d degrees\n",list->bearing);
449
450	if(((list_html \|\| list_text) && !last) \|\| (list_html_all && list->name) \|\| (list_text_all && !first))
451	printf("Name: %s\n",list->name);
452
453	if(list_html \|\| (list_html_all && list->name))
454	{
455	printf("Desc1: %s\n",list->desc1);
456	printf("Desc2: %s\n",list->desc2);
457
458	if(!last)
459	printf("Desc3: %s\n",list->desc3);
460	}
461
462	list=list->next;
463	first=0;
464	}
465	}
466
467	/* Tidy up and exit */
468
469	Routino_DeleteRoute(route);
470
471	Routino_UnloadDatabase(database);
472
473	Routino_FreeXMLProfiles();
474
475	Routino_FreeXMLTranslations();
476
477	for(waypoint=0;waypoint<nwaypoints;waypoint++)
478	free(waypoints[waypoint]);
479
480	free(waypoints);
481
482	exit(EXIT_SUCCESS);
483	}
484
485
486	/*++++++++++++++++++++++++++++++++++++++
487	Return a filename composed of the dirname, prefix and name.
488
489	char *FileName Returns a pointer to memory allocated to the filename.
490
491	const char *dirname The directory name.
492
493	const char *prefix The file prefix.
494
495	const char *name The main part of the name.
496	++++++++++++++++++++++++++++++++++++++*/
497
498	static char FileName(const char dirname,const char prefix, const char name)
499	{
500	char filename=(char)malloc((dirname?strlen(dirname):0)+1+(prefix?strlen(prefix):0)+1+strlen(name)+1);
501
502	sprintf(filename,"%s%s%s%s%s",dirname?dirname:"",dirname?"/":"",prefix?prefix:"",prefix?"-":"",name);
503
504	return(filename);
505	}
506
507
508	/*++++++++++++++++++++++++++++++++++++++
509	Print out the usage information.
510
511	int detail The level of detail to use: -1 = just version number, 0 = low detail, 1 = full details.
512
513	const char *argerr The argument that gave the error (if there is one).
514
515	const char *err Other error message (if there is one).
516	++++++++++++++++++++++++++++++++++++++*/
517
518	static void print_usage(int detail,const char argerr,const char err)
519	{
520	if(detail<0)
521	{
522	fprintf(stderr,
523	"Routino version " ROUTINO_VERSION " " ROUTINO_URL ".\n"
524	);
525	}
526
527	if(detail>=0)
528	{
529	fprintf(stderr,
530	"Usage: router [--version]\n"
531	" [--help ]\n"
532	" [--dir=<dirname>] [--prefix=<name>]\n"
533	" [--profiles=<filename>] [--translations=<filename>]\n"
534	" [--language=<lang>]\n"
535	" [--output-html]\n"
536	" [--output-gpx-track] [--output-gpx-route]\n"
537	" [--output-text] [--output-text-all]\n"
538	" [--output-none] [--output-stdout]\n"
539	" [--list-html \| --list-html-all \|\n"
540	" --list-text \| --list-text-all]\n"
541	" [--profile=<name>]\n"
542	" [--shortest \| --quickest]\n"
543	" --lon1=<longitude> --lat1=<latitude>\n"
544	" --lon2=<longitude> --lon2=<latitude>\n"
545	" [ ... --lon99=<longitude> --lon99=<latitude>]\n"
546	" [--reverse] [--loop]\n");
547
548	if(argerr)
549	fprintf(stderr,
550	"\n"
551	"Error with command line parameter: %s\n",argerr);
552
553	if(err)
554	fprintf(stderr,
555	"\n"
556	"Error: %s\n",err);
557	}
558
559	if(detail==1)
560	fprintf(stderr,
561	"\n"
562	"--version Print the version of Routino.\n"
563	"\n"
564	"--help Prints this information.\n"
565	"\n"
566	"--dir=<dirname> The directory containing the routing database.\n"
567	"--prefix=<name> The filename prefix for the routing database.\n"
568	"--profiles=<filename> The name of the XML file containing the profiles\n"
569	" (defaults to 'profiles.xml' with '--dir' and\n"
570	" '--prefix' options or the file installed in\n"
571	" '" ROUTINO_DATADIR "').\n"
572	"--translations=<fname> The name of the XML file containing the translations\n"
573	" (defaults to 'translations.xml' with '--dir' and\n"
574	" '--prefix' options or the file installed in\n"
575	" '" ROUTINO_DATADIR "').\n"
576	"\n"
577	"--language=<lang> Use the translations for specified language.\n"
578	"--output-html Write an HTML description of the route.\n"
579	"--output-gpx-track Write a GPX track file with all route points.\n"
580	"--output-gpx-route Write a GPX route file with interesting junctions.\n"
581	"--output-text Write a plain text file with interesting junctions.\n"
582	"--output-text-all Write a plain text file with all route points.\n"
583	"--output-none Don't write any output files or read any translations.\n"
584	" (If no output option is given then all are written.)\n"
585	"--output-stdout Write to stdout instead of a file (requires exactly\n"
586	" one output format option, implies '--quiet').\n"
587	"\n"
588	"--list-html Create an HTML list of the route.\n"
589	"--list-html-all Create an HTML list of the route with all points.\n"
590	"--list-text Create a plain text list with interesting junctions.\n"
591	"--list-text-all Create a plain text list with all route points.\n"
592	"\n"
593	"--profile=<name> Select the loaded profile with this name.\n"
594	"\n"
595	"--shortest Find the shortest route between the waypoints.\n"
596	"--quickest Find the quickest route between the waypoints.\n"
597	"\n"
598	"--lon<n>=<longitude> Specify the longitude of the n'th waypoint.\n"
599	"--lat<n>=<latitude> Specify the latitude of the n'th waypoint.\n"
600	"\n"
601	"--reverse Find a route between the waypoints in reverse order.\n"
602	"--loop Find a route that returns to the first waypoint.\n"
603	"\n");
604
605	exit(!detail);
606	}