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Differences From Artifact [921cc3634d]:

To Artifact [fa6e58d90c]:

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**
** HTTP url format as follows (HTTPS is the same with a different scheme):
**
**     http://userid:password@host:port/path
**
** SSH url format is:
**
**     ssh://userid:password@host:port/path
**     ssh://userid:password@host:port/path?fossil=path/to/fossil.exe
**
*/
void url_parse(const char *zUrl, unsigned int urlFlags){
  int i, j, c;
  char *zFile = 0;
  int bPrompted = 0;
  int bSetUrl = 1;
 
  if( zUrl==0 ){
    zUrl = db_get("last-sync-url", 0);
    if( zUrl==0 ) return;
    g.urlPasswd = unobscure(db_get("last-sync-pw", 0));
    if( g.zFossilUser==0 ){
      g.zFossilUser = db_get("ssh-fossil-user", 0);
    }else{
      if( g.urlPasswd ) {
        free(g.urlPasswd);
        g.urlPasswd = 0;
      }
    }
    bSetUrl = 0;
  }

  if( strncmp(zUrl, "http://", 7)==0
   || strncmp(zUrl, "https://", 8)==0
   || strncmp(zUrl, "ssh://", 6)==0
  ){
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      g.urlProtocol = "https";
      g.urlDfltPort = 443;
      iStart = 8;
    }else if( zUrl[0]=='s' ){
      g.urlIsSsh = 1;
      g.urlProtocol = "ssh";
      g.urlDfltPort = 22;
      g.urlFossil = "fossil";
      iStart = 6;
    }else{
      g.urlIsHttps = 0;
      g.urlProtocol = "http";
      g.urlDfltPort = 80;
      iStart = 7;
    }
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    dehttpize(g.urlName);
    g.urlPath = mprintf("%s", &zUrl[i]);
    for(i=0; g.urlPath[i] && g.urlPath[i]!='?'; i++){}
    if( g.urlPath[i] ){
      g.urlPath[i] = 0;
      i++;
    }
    zExe = mprintf("");
    while( g.urlPath[i]!=0 ){
      char *zName, *zValue;
      zName = &g.urlPath[i];
      zValue = zName;
      while( g.urlPath[i] && g.urlPath[i]!='=' ){ i++; }
      if( g.urlPath[i]=='=' ){
        g.urlPath[i] = 0;
        i++;
        zValue = &g.urlPath[i];
        while( g.urlPath[i] && g.urlPath[i]!='&' ){ i++; }
      }
      if( g.urlPath[i] ){
        g.urlPath[i] = 0;
        i++;
      }
      if( fossil_strcmp(zName,"fossil")==0 ){
        g.urlFossil = zValue;
        dehttpize(g.urlFossil);
        zExe = mprintf("%cfossil=%T", cQuerySep, g.urlFossil);
        cQuerySep = '&';
      }
    }

    dehttpize(g.urlPath);
    if( g.urlDfltPort==g.urlPort ){
      g.urlCanonical = mprintf(
        "%s://%s%T%T", 
        g.urlProtocol, zLogin, g.urlName, g.urlPath
        "%s://%s%T%T%s", 
        g.urlProtocol, zLogin, g.urlName, g.urlPath, zExe
      );
    }else{
      g.urlCanonical = mprintf(
        "%s://%s%T:%d%T",
        g.urlProtocol, zLogin, g.urlName, g.urlPort, g.urlPath
        "%s://%s%T:%d%T%s",
        g.urlProtocol, zLogin, g.urlName, g.urlPort, g.urlPath, zExe
      );
    }
    if( g.urlIsSsh && g.urlPath[1] ) g.urlPath++;
    free(zLogin);
  }else if( strncmp(zUrl, "file:", 5)==0 ){
    g.urlIsFile = 1;
    if( zUrl[5]=='/' && zUrl[6]=='/' ){
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    file_canonical_name(zFile, &cfile, 0);
    free(zFile);
    g.urlProtocol = "file";
    g.urlPath = "";
    g.urlName = mprintf("%b", &cfile);
    g.urlCanonical = mprintf("file://%T", g.urlName);
    blob_reset(&cfile);
  }else if( url_or_fossil_user()!=0 &&
            g.urlPasswd==0 && (urlFlags & URL_PROMPT_PW) ){
  }else if( g.urlUser!=0 && g.urlPasswd==0 && (urlFlags & URL_PROMPT_PW) ){
    url_prompt_for_password();
    bPrompted = 1;
  }
  if( urlFlags & URL_REMEMBER ){
    if( bSetUrl ){
      db_set("last-sync-url", g.urlCanonical, 0);
    }
    if( !bPrompted && g.urlPasswd && url_or_fossil_user() ){
    if( !bPrompted && g.urlPasswd && g.urlUser ){
      db_set("last-sync-pw", obscure(g.urlPasswd), 0);
    }
  }
}

/*
** COMMAND: test-urlparser
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    fossil_print("g.urlPort      = %d\n", g.urlPort);
    fossil_print("g.urlDfltPort  = %d\n", g.urlDfltPort);
    fossil_print("g.urlHostname  = %s\n", g.urlHostname);
    fossil_print("g.urlPath      = %s\n", g.urlPath);
    fossil_print("g.urlUser      = %s\n", g.urlUser);
    fossil_print("g.urlPasswd    = %s\n", g.urlPasswd);
    fossil_print("g.urlCanonical = %s\n", g.urlCanonical);
    fossil_print("g.urlFossil    = %s\n", g.urlFossil);
    fossil_print("g.urlFlags     = 0x%02x\n", g.urlFlags);
    if( g.urlIsFile || g.urlIsSsh ) break;
    if( i==0 ){
      fossil_print("********\n");
      url_enable_proxy("Using proxy: ");
    }
  }
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}

/*
** Prompt the user for the password for g.urlUser.  Store the result
** in g.urlPasswd.
*/
void url_prompt_for_password(void){
  if( g.urlIsFile || ( g.urlIsSsh && ! url_ssh_use_http() ) ) return;
  if( g.urlIsSsh || g.urlIsFile ) return;
  if( isatty(fileno(stdin))
   && (g.urlFlags & URL_PROMPT_PW)!=0
   && (g.urlFlags & URL_PROMPTED)==0
  ){
    g.urlFlags |= URL_PROMPTED;
    g.urlPasswd = prompt_for_user_password(url_or_fossil_user());
    g.urlPasswd = prompt_for_user_password(g.urlUser);
    if( g.urlPasswd[0]
     && (g.urlFlags & (URL_REMEMBER|URL_ASK_REMEMBER_PW))!=0
    ){
      if( save_password_prompt() ){
        g.urlFlags |= URL_REMEMBER_PW;
        if( g.urlFlags & URL_REMEMBER ){
          db_set("last-sync-pw", obscure(g.urlPasswd), 0);
        }
      }
    }
  }else{
    fossil_fatal("missing or incorrect password for user \"%s\"",
                 url_or_fossil_user() );
                 g.urlUser);
  }
}

/*
** Return true if http mode is in use for "ssh://" URL.
*/
int url_ssh_use_http(void){
  return get_fossil_user()!=0;
}

/*
** Remember the URL if requested.
*/
void url_remember(void){
  db_set("last-sync-url", g.urlCanonical, 0);
  if( g.urlFlags & URL_REMEMBER_PW ){
    db_set("last-sync-pw", obscure(g.urlPasswd), 0);
  }
  g.urlFlags |= URL_REMEMBER;
}

/* Preemptively prompt for a password if a username is given in the
** URL but no password.
*/
void url_get_password_if_needed(void){
  const char *zFossilUser = url_or_fossil_user();
  if( ( zFossilUser && zFossilUser[0] )
  if( (g.urlUser && g.urlUser[0])
   && (g.urlPasswd==0 || g.urlPasswd[0]==0)
   && isatty(fileno(stdin)) 
  ){
    url_prompt_for_password();
  }
}
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