trunk/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 "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],"--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)
      {
       waypoints[nwaypoints]=Routino_FindWaypoint(database,profile,point_lat[waypoint],point_lon[waypoint]);

       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 - 0 = low, 1 = high.

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