static int processIncludes(TextPackage *package, const char *input, DFBuffer *output, const char *path, DFError **error)
{
int ok = 1;
const char **lines = DFStringSplit(input,"\n",0);
for (int lineno = 0; lines[lineno] && ok; lineno++) {
const char *line = lines[lineno];
if (DFStringHasPrefix(line,"#include \"") && DFStringHasSuffix(line,"\"")) {
char *inclRelPath = DFSubstring(line,10,strlen(line)-1);
char *inclAbsPath = DFAppendPathComponent(path,inclRelPath);
char *inclDirName = DFPathDirName(inclAbsPath);
char *inclContent = DFStringReadFromFile(inclAbsPath,error);
if (inclContent == NULL) {
DFErrorFormat(error,"%s: %s",inclRelPath,DFErrorMessage(error));
ok = 0;
}
else if (!processIncludes(package,inclContent,output,inclDirName,error)) {
ok = 0;
}
free(inclRelPath);
free(inclAbsPath);
free(inclDirName);
free(inclContent);
}
else {
DFBufferFormat(output,"%s\n",line);
}
}
free(lines);
return ok;
}
static int parsePackage(TextPackage *package, const char *string, const char *path, DFError **error)
{
DFBuffer *replaced = DFBufferNew();
if (!strcmp(path,""))
path = ".";
if (!processIncludes(package,string,replaced,path,error)) {
DFBufferRelease(replaced);
return 0;
}
char *currentKey = strdup("");
DFBuffer *currentValue = DFBufferNew();
const char **lines = DFStringSplit(replaced->data,"\n",0);
for (int lineno = 0; lines[lineno]; lineno++) {
const char *line = lines[lineno];
if (!DFStringHasPrefix(line,"#")) {
DFBufferFormat(currentValue,"%s\n",line);
}
else if (DFStringHasPrefix(line,"#item ")) {
package->keys = (char **)realloc(package->keys,(package->nkeys+2)*sizeof(char *));
package->keys[package->nkeys++] = strdup(currentKey);
package->keys[package->nkeys] = NULL;
DFHashTableAdd(package->items,currentKey,currentValue->data);
free(currentKey);
DFBufferRelease(currentValue);
currentKey = DFSubstring(line,6,strlen(line));
currentValue = DFBufferNew();
}
else if (DFStringHasPrefix(line,"##")) {
DFBufferFormat(currentValue,"%s\n",&line[1]);
}
else {
DFErrorFormat(error,"Unknown command: %s on line %d",line,(lineno+1));
return 0;
}
}
package->keys = (char **)realloc(package->keys,(package->nkeys+2)*sizeof(char *));
package->keys[package->nkeys++] = strdup(currentKey);
package->keys[package->nkeys] = NULL;
DFHashTableAdd(package->items,currentKey,currentValue->data);
free(lines);
free(currentKey);
DFBufferRelease(currentValue);
DFBufferRelease(replaced);
return 1;
}
int textPackageGet(const char *filename, const char *itemPath, DFError **error)
{
char *value = DFStringReadFromFile(filename,error);
if (value == NULL) {
DFErrorFormat(error,"%s: %s",filename,DFErrorMessage(error));
return 0;
}
const char **components = DFStringSplit(itemPath,"/",0);
for (size_t i = 0; components[i]; i++) {
const char *name = components[i];
char *filePath = DFPathDirName(filename);
TextPackage *package = TextPackageNewWithString(value,filePath,error);
free(filePath);
if (package == NULL) {
free(value);
free(components);
return 0;
}
free(value);
value = xstrdup(DFHashTableLookup(package->items,name));
if (value == NULL) {
DFErrorFormat(error,"%s: Item %s not found",filename,itemPath);
TextPackageRelease(package);
free(value);
free(components);
return 0;
}
TextPackageRelease(package);
}
free(components);
printf("%s",value);
free(value);
return 1;
}
