Merge branch 'feature/upstream' into develop

1 files changed, 106 insertions, 180 deletions

diff --git a/app/help/genhelp.c b/app/help/genhelp.c
index 7f79330..be20ff4 100644
--- a/app/help/genhelp.c
+++ b/app/help/genhelp.c
@@ -1,6 +1,6 @@
 
 /*  XTrkCad - Model Railroad CAD
- *  Copyright (C) 2005 Dave Bullis
+ *  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
@@ -16,197 +16,123 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
-//#ifdef WINDOWS
-#include <stdlib.h>
-//#endif
 
+#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include "cJSON.h"
 
 #define I18NHEADERFILE "i18n.h"
 
-typedef enum { MSWPOPUP, XVINFO, BALLOONHELP, HPJALIAS, ALIASREF, ALIASDEF, DEFINE, BALLOONHELPI18N } mode_e;
+typedef enum { BALLOONHELP, BALLOONHELPI18N } mode_e;
 
-void remap_minus( char * cp )
+int process(mode_e mode, char * json, FILE * outFile)
 {
-    for ( ; *cp; cp++ )
-	if ( *cp == '-' )
-	    *cp = '_';
-}
+    const cJSON *messages = NULL;
+    const cJSON *messageLine = NULL;
+    int status = 0;
 
-void process( mode_e mode, FILE * inFile, FILE * outFile )
-{
-	char line[256];
-	char * cp;
-	char * contents;
-	char * alias;
-	char * extHelp;
-	int lineNum;
-	int len;
-
-	switch ( mode ) {
-	case MSWPOPUP:
-		break;
-	case XVINFO:
-		break;
-	case BALLOONHELP:
-	case BALLOONHELPI18N:
-		fputs( "/*\n * DO NOT EDIT! This file has been automatically created by genhelp.\n * Changes to this file will be overwritten.\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\n" );
-		break;
-	case HPJALIAS:
-		fprintf( outFile, "[ALIAS]\r\n" );
-		break;
-	case ALIASREF:
-		break;
-	case ALIASDEF:
-		break;
-	case DEFINE:
-		break;
-	}
-
-	lineNum = 0;
-	while ( fgets( line, sizeof line, inFile ) != NULL ) {
-		lineNum++;
-		if (line[0] == '#')
-			continue;
-		len = (int)strlen( line );
-		if (line[len-1] == '\n' ) len--;
-		if (line[len-1] == '\r' ) len--;
-		line[len] = '\0';
-		if (len == 0)
-			continue;
-		contents = strchr( line, '\t' );
-		if (contents == NULL) {
-			fprintf( stderr, "Not tab on line %d\n%s\n", lineNum, line );
-			continue;
-		}
-		*contents++ = '\0';
-		alias = strchr( contents, '\t' );
-		if (alias != NULL) {
-			*alias++ = '\0';
-			extHelp = strchr( alias, '\t' );
-			if (extHelp != NULL) {
-				*extHelp++ = '\0';
-			}
-		}
-		switch ( mode ) {
-		case MSWPOPUP:
-			remap_minus( line );
-			remap_minus( contents );
-			fprintf( outFile, "\\page #{\\footnote _%s}\r\n", line );
-			for ( cp=contents; *cp; cp++ ) {
-				if ( (*cp) & 0x80 ) {
-					fprintf( outFile, "\\'%2.2X", (unsigned char)*cp );
-				} else {
-					fprintf( outFile, "%c", *cp );
-				}
-			}
-			fprintf( outFile, "\r\n" );
-			break;
-		case XVINFO:
-			if ( *contents )
-			    fprintf( outFile, ":%s\n%s\n", line, contents );
-			break;
-		case BALLOONHELP:
-		case BALLOONHELPI18N:
-			if ( *contents )
-				if( mode == BALLOONHELP )
-			   	fprintf( outFile, "\t{ \"%s\", \"%s\" },\n", line, contents );
-				else
-			   	fprintf( outFile, "\t{ \"%s\", N_(\"%s\") },\n", line, contents );					
-			else
-			    fprintf( outFile, "\t{ \"%s\" },\n", line );
-			break;
-		case HPJALIAS:
-			if (alias && *alias) {
-				remap_minus( line );
-				remap_minus( alias );
-				fprintf( outFile, "%s=%s\r\n", line, alias );
-			}
-			break;
-		case ALIASREF:
-			if (alias && *alias)
-				fprintf( outFile, "%s\n", alias );
-			break;
-		case ALIASDEF:
-			if (alias && *alias)
-				fprintf( outFile, "%s\n", line );
-			break;
-		case DEFINE:
-			fprintf( outFile, "%s\n", line );
-			break;
-		}
-	}
-
-	switch ( mode ) {
-	case MSWPOPUP:
-		break;
-	case XVINFO:
-		fprintf( outFile, ":\n" );
-		break;
-	case BALLOONHELP:
-	case BALLOONHELPI18N:
-		fprintf( outFile, "\n	{ NULL, NULL } };\n" );
-		break;
-	case HPJALIAS:
-		break;
-	case ALIASREF:
-		break;
-	case ALIASDEF:
-		break;
-	case DEFINE:
-		break;
-	}
+    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.\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[] )
+int main(int argc, char * argv[])
 {
-	FILE * inFile, * outFile;
-	mode_e mode;
-	if ( argc != 4 ) {
-		fprintf( stderr, "Usage: %s (-msw|-xv|-bh|-hpj|-ref) INFILE OUTFILE\n", argv[0] );
-		exit(1);
-	}
-	if ( strcmp( argv[1], "-msw" ) == 0 )
-		mode = MSWPOPUP;
-	else if ( strcmp( argv[1], "-xv" ) == 0 )
-		mode = XVINFO;
-	else if ( strcmp( argv[1], "-bh" ) == 0 )
-		mode = BALLOONHELP;
-	else if ( strcmp( argv[1], "-bhi" ) == 0 )
-		mode = BALLOONHELPI18N;
-	else if ( strcmp( argv[1], "-hpj" ) == 0 )
-		mode = HPJALIAS;
-	else if ( strcmp( argv[1], "-aliasref" ) == 0 )
-		mode = ALIASREF;
-	else if ( strcmp( argv[1], "-aliasdef" ) == 0 )
-		mode = ALIASDEF;
-	else if ( strcmp( argv[1], "-define" ) == 0 )
-		mode = DEFINE;
-	else {
-		fprintf( stderr, "Bad mode: %s\n", argv[1] );
-		exit(1);
-	}
-
-	inFile = fopen( argv[2], "r" );
-	if (inFile == NULL) {
-		perror( argv[2] );
-		exit(1);
-	}
-	outFile = fopen( argv[3], "w" );
-	if (outFile == NULL) {
-		perror( argv[3] );
-		exit(1);
-	}
-
-	process( mode, inFile, outFile );
-	exit(0);
+    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);
 }