Files
libpostal/src/address_parser_cli.c

129 lines
4.1 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include "json_encode.h"
#include "libpostal.h"
#include "linenoise/linenoise.h"
#include "log/log.h"
#include "strndup.h"
int main(int argc, char **argv) {
char *address_parser_dir = NULL;
char *history_file = "address_parser.history";
if (argc > 1) {
address_parser_dir = argv[1];
}
printf("Loading models...\n");
if (!libpostal_setup() || !libpostal_setup_parser_datadir(address_parser_dir)) {
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");
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 (strncmp(input, ".exit", 5) == 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 (string_starts_with(input, ".print_features")) {
size_t num_tokens = 0;
cstring_array *command = cstring_array_split(input, " ", 1, &num_tokens);
if (cstring_array_num_strings(command) > 1) {
char *flag = cstring_array_get_string(command, 1);
if (string_compare_case_insensitive(flag, "off") == 0) {
libpostal_parser_print_features(false);
} else if (string_compare_case_insensitive(flag, "on") == 0) {
libpostal_parser_print_features(true);
}
} else {
libpostal_parser_print_features(true);
}
cstring_array_destroy(command);
goto next_input;
} else if (strlen(input) == 0) {
goto next_input;
}
libpostal_address_parser_response_t *parsed;
libpostal_address_parser_options_t options = libpostal_get_address_parser_default_options();
if (country != NULL) options.country = country;
if (language != NULL) options.language = language;
if ((parsed = libpostal_parse_address(input, options))) {
printf("\n");
printf("Result:\n\n");
printf("{\n");
for (int i = 0; i < parsed->num_components; i++) {
char *component = parsed->components[i];
char *json_string = json_encode_string(component);
printf(" \"%s\": %s%s\n", parsed->labels[i], json_string, i < parsed->num_components - 1 ? "," : "");
free(json_string);
}
printf("}\n");
printf("\n");
libpostal_address_parser_response_destroy(parsed);
} else {
log_error("Error parsing address\n");
exit(EXIT_FAILURE);
}
next_input:
free(input);
}
libpostal_teardown();
libpostal_teardown_parser();
}