/* Startup */
void _PG_init(void)
{
if (!libpostal_setup() ||
!libpostal_setup_parser() ||
!libpostal_setup_language_classifier())
{
elog(ERROR, "Failed to initialize libpostal.");
}
}
int main(int argc, char **argv) {
/*
From http://codereview.stackexchange.com/questions/71970/creating-a-string-from-command-line-arguments
*/
if(argc == 1) {
printf("ERROR: Expected at least 1 argument\n");
return 0;
}
int i, v = 1, size = argc - 1;
int newsize = 0;
char *str = (char *)malloc(v);
strcpy(str,"");
for(i = 1; i <= size; i++) {
newsize = newsize + 1 + sizeof(*str) +strlen(argv[i]);
str = (char *)realloc(str, (newsize));
strcat(str, argv[i]);
strcat(str, " ");
}
// Setup (only called once at the beginning of your program)
if (!libpostal_setup() || !libpostal_setup_parser()) {
exit(EXIT_FAILURE);
}
/*
From https://github.com/openvenues/libpostal
*/
address_parser_options_t options = get_libpostal_address_parser_default_options();
address_parser_response_t *parsed = parse_address(str, options);
for (size_t i = 0; i < parsed->num_components; i++) {
printf("%s: %s\n", parsed->labels[i], parsed->components[i]);
}
// Free parse result
address_parser_response_destroy(parsed);
// Teardown (only called once at the end of your program)
libpostal_teardown();
libpostal_teardown_parser();
}
int main(int argc, char **argv) {
char *address_parser_dir = LIBPOSTAL_ADDRESS_PARSER_DIR;
char *history_file = "address_parser.history";
if (argc > 1) {
address_parser_dir = argv[1];
}
printf("Loading models...\n");
if (!libpostal_setup() || !libpostal_setup_parser()) {
exit(EXIT_FAILURE);
}
printf("\n");
printf("Welcome to libpostal's address parser.\n\n");
printf("Type in any address to parse and print the result.\n\n");
printf("Special commands:\n\n");
printf(".language [code] to specify a language\n");
printf(".country [code] to specify a country\n");
printf(".exit to quit the program\n\n");
char *language = NULL;
char *country = NULL;
char *input = NULL;
while((input = linenoise("> ")) != NULL) {
if (input[0] != '\0') {
linenoiseHistoryAdd(input); /* Add to the history. */
linenoiseHistorySave(history_file); /* Save the history on disk. */
}
if (strcmp(input, ".exit") == 0) {
printf("Fin!\n");
free(input);
break;
} else if (strncmp(input, ".language", 9) == 0) {
size_t num_tokens = 0;
cstring_array *command = cstring_array_split(input, " ", 1, &num_tokens);
if (num_tokens > 1) {
if (language != NULL) {
free(language);
}
language = strdup(cstring_array_get_string(command, 1));
} else {
printf("Must specify language code\n");
}
cstring_array_destroy(command);
goto next_input;
} else if (strncmp(input, ".country", 8) == 0) {
size_t num_tokens = 0;
cstring_array *command = cstring_array_split(input, " ", 1, &num_tokens);
if (cstring_array_num_strings(command) > 1) {
if (country != NULL) {
free(country);
}
country = strdup(cstring_array_get_string(command, 1));
} else {
printf("Must specify country code\n");
}
cstring_array_destroy(command);
goto next_input;
} else if (strlen(input) == 0) {
goto next_input;
}
address_parser_response_t *parsed;
address_parser_options_t options = get_libpostal_address_parser_default_options();
if ((parsed = parse_address(input, options))) {
printf("\n");
printf("Result:\n\n");
printf("{\n");
for (int i = 0; i < parsed->num_components; i++) {
char *json_string = json_encode_string(parsed->components[i]);
printf(" \"%s\": %s%s\n", parsed->labels[i], json_string, i < parsed->num_components - 1 ? "," : "");
}
printf("}\n");
printf("\n");
address_parser_response_destroy(parsed);
} else {
printf("Error parsing address\n");
}
next_input:
free(input);
}
libpostal_teardown();
libpostal_teardown_parser();
}