jeremy_c

import std.file,  std.string;enum {  WEBPUB_MENU = 1,  WEBPUB_ITEM}class WebPubMenu {  int    m_type;  char[] m_title;  char[] m_url;  WebPubMenu[] m_menuItems;  WebPubMenu m_parent;  this() {}    this(char[] title, int type) {    m_title = title.dup;    m_type  = type;  }  void add(char[] title, char[] url) {    WebPubMenu mi = new WebPubMenu(title, WEBPUB_ITEM);    mi.m_url   = url.dup;    m_menuItems ~= mi;  }  void add(WebPubMenu mi) {    m_menuItems ~= mi;  }}void printMenu(WebPubMenu menu, int idx=0) {  foreach (WebPubMenu m; menu.m_menuItems) {    printf("%.*s%.*s:", "".rjustify(idx*4), m.m_title);    if (m.m_type == WEBPUB_MENU) {      printf("\n");      printMenu(m, idx + 1);    } else {      printf(" %.*s\n", m.m_url);    }  }}int main(char[][] args) {  char[] inputFileName = null, outputFileName = null;  byte verbose = 0;  for (int idx=1; idx < args.length; idx++) {    if (args[idx] == "-v")           { verbose = 1;                }    else if (inputFileName == null)  { inputFileName = args[idx];  }    else if (outputFileName == null) { outputFileName = args[idx]; }  }  if (inputFileName == null || outputFileName == null) {    printf("webpub [-v] input output\n");    return -1;  }    char[] input = cast(char[])std.file.read(inputFileName);  byte inBlockComment = 0;  int lineNo = 0;  WebPubMenu root = new WebPubMenu();  WebPubMenu curr = root;  foreach (char[] line; input.splitlines()) {    lineNo += 1;    line = line.chomp().strip();    if (line.length == 0) {      continue;    } else if (inBlockComment && line.find("*/") != -1) {      inBlockComment = 0;      continue;    } else if (inBlockComment == 1) {      continue;    } else if (line.find("/*") == 0) {      inBlockComment = 1;      continue;    } else if (line.find("#") == 0) {      continue;    } else {      if (line.find("{") != -1) {        WebPubMenu n = new WebPubMenu(line.chomp("{").strip(), WEBPUB_MENU);        n.m_parent = curr;        curr.add(n);        curr = n;      } else if (line.find("}") == 0) {        curr = curr.m_parent;      } else if (line.find("=>") != -1) {        char[][] items = line.split("=>");        curr.add(items[0].strip(), items[1].strip());      } else {        printf("WARNING: parse error at line %i '%.*s'\n", lineNo, line);        printf("         line ignored, continuing parsing.\n");      }    }  }  printMenu(root);    return 0;}/** Example input file:# Jeremy's Home PageHome  => home.htmlAbout => about.htmlComputing {  Programming {    D           => d.html    C++         => cpp.html    Io          => io.html    Python      => python.html  }  OSes {    Linux       => linux.html    NetBSD      => netbsd.html    /*    Windoze     => 404.html    BeOS        => beos.html    V2OS        => v2os.html    */  }}Family => family.html*/