Method load_body_set_from_directory

src/proxy/http/HttpBodyFactory.cc:802–887

LOCKING: must be called with lock taken

// LOCKING: must be called with lock taken
HttpBodySet *
HttpBodyFactory::load_body_set_from_directory(char *set_name, char *tmpl_dir)
{
  DIR              *dir;
  int               status;
  struct stat       stat_buf;
  struct dirent    *dirEntry;
  char              path[MAXPATHLEN + 1];
  static const char BASED_DEFAULT[] = "_default";

  ////////////////////////////////////////////////
  // ensure we can open tmpl_dir as a directory //
  ////////////////////////////////////////////////

  Dbg(dbg_ctl_body_factory, "  load_body_set_from_directory(%s)", tmpl_dir);
  dir = opendir(tmpl_dir);
  if (dir == nullptr) {
    return nullptr;
  }

  /////////////////////////////////////////////
  // ensure a .body_factory_info file exists //
  /////////////////////////////////////////////

  ink_filepath_make(path, sizeof(path), tmpl_dir, ".body_factory_info");
  status = stat(path, &stat_buf);
  if ((status < 0) || !S_ISREG(stat_buf.st_mode)) {
    Warning("Missing .body_factory_info in %s.  Not loading body_factory templates", tmpl_dir);
    closedir(dir);
    return nullptr;
  }
  Dbg(dbg_ctl_body_factory, "    found '%s'", path);

  /////////////////////////////////////////////////////////////////
  // create body set, and loop over template files, loading them //
  /////////////////////////////////////////////////////////////////

  HttpBodySet *body_set = new HttpBodySet;
  body_set->init(set_name, tmpl_dir);

  Dbg(dbg_ctl_body_factory, "  body_set = %p (set_name '%s', lang '%s', charset '%s')", body_set, body_set->set_name,
      body_set->content_language, body_set->content_charset);

  while ((dirEntry = readdir(dir))) {
    HttpBodyTemplate *tmpl;
    size_t            d_len = strlen(dirEntry->d_name);

    ///////////////////////////////////////////////////////////////
    // all template files must have a file name of the form      //
    // - <type>#<subtype>                                        //
    // - <base>_<type>#<subtype>                                 //
    // - <base>_default   [based default]                        //
    // - default          [global default]                       //
    ///////////////////////////////////////////////////////////////

    if (!(nullptr != strchr(dirEntry->d_name, '#') || (0 == strcmp(dirEntry->d_name, "default")) ||
          (d_len >= sizeof(BASED_DEFAULT) && 0 == strcmp(dirEntry->d_name + d_len - (sizeof(BASED_DEFAULT) - 1), BASED_DEFAULT)))) {
      continue;