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/* XTrkCad - Model Railroad CAD
* Copyright (C) 2018 Martin Fischer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "cJSON.h"
#define I18NHEADERFILE "i18n.h"
typedef enum { BALLOONHELP, BALLOONHELPI18N } mode_e;
int process(mode_e mode, char * json, FILE * outFile)
{
const cJSON *messages = NULL;
const cJSON *messageLine = NULL;
int status = 0;
cJSON *message_json = cJSON_Parse(json);
if (message_json == NULL) {
const char *error_ptr = cJSON_GetErrorPtr();
if (error_ptr != NULL) {
fprintf(stderr, "Error before: %s\n", error_ptr);
}
status = 0;
goto end;
}
fputs("/*\n * DO NOT EDIT! This file has been automatically created by genhelp.\n * Changes to this file will be overwritten. Edit this: genhelp.json\n */\n",
outFile);
fprintf(outFile, "#include <stdio.h>\n");
fprintf(outFile, "#include \"wlib.h\"\n");
if (mode == BALLOONHELPI18N) {
fprintf(outFile, "#include \"" I18NHEADERFILE "\"\n");
}
fprintf(outFile, "wBalloonHelp_t balloonHelp[] = {\n");
messages = cJSON_GetObjectItemCaseSensitive(message_json, "messages");
cJSON_ArrayForEach(messageLine, messages) {
cJSON *line = cJSON_GetObjectItemCaseSensitive(messageLine, "line");
cJSON *contents = cJSON_GetObjectItemCaseSensitive(messageLine, "contents");
if (!cJSON_IsString(line) || !cJSON_IsString(contents)) {
status = 0;
goto end;
}
if (contents->valuestring != NULL) {
if (mode == BALLOONHELP) {
fprintf(outFile, "\t{ \"%s\", \"%s\" },\n", line->valuestring,
contents->valuestring);
} else {
if (contents->valuestring[0]) {
fprintf(outFile, "\t{ \"%s\", N_(\"%s\") },\n", line->valuestring,
contents->valuestring);
} else {
fprintf(outFile, "\t{ \"%s\", \"\" },\n", line->valuestring);
}
}
} else {
fprintf(outFile, "\t{ \"%s\", \"No help\" },\n", line->valuestring);
fprintf(stderr, "INFO: %s has an empty help text\n", line->valuestring);
}
}
fprintf(outFile, "\t{ NULL, NULL } };\n");
end:
cJSON_Delete(message_json);
return status;
}
int main(int argc, char * argv[])
{
FILE * inFile, * outFile;
char *jsonData;
mode_e mode;
if (argc != 4) {
fprintf(stderr, "Usage: %s (-bh|-bhi) JSONFILE OUTFILE\n", argv[0]);
exit(1);
}
if (strcmp(argv[1], "-bh") == 0) {
mode = BALLOONHELP;
} else if (strcmp(argv[1], "-bhi") == 0) {
mode = BALLOONHELPI18N;
} else {
fprintf(stderr, "Bad mode: %s\n", argv[1]);
exit(1);
}
inFile = fopen(argv[2], "r");
if (inFile == NULL) {
perror(argv[2]);
exit(1);
}
if (inFile) {
unsigned int length;
fseek(inFile, 0, SEEK_END);
length = ftell(inFile);
fseek(inFile, 0, SEEK_SET);
jsonData = malloc(length + 1);
if (jsonData) {
fread(jsonData, 1, length, inFile);
jsonData[length] = '\0';
}
fclose(inFile);
}
outFile = fopen(argv[3], "w");
if (outFile == NULL) {
perror(argv[3]);
exit(1);
}
int ret = process(mode, jsonData, outFile);
exit(ret);
}
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