text: /*
   * Copyright (c) 2016 Kaprica Security, Inc.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   *
   */
  #include "cgc_cstdlib.h"
  #include "cgc_cstring.h"
  
  #include "cgc_blubber.h"
  #include "cgc_constants.h"
  #include "cgc_rand.h"
  #include "cgc_time.h"
  #include "cgc_vector.h"
  #include "cgc_words.h"
  
  blub::blub(char *_author, char *data) {
  #ifdef B64
      id = (uint64_t)this;
  #endif
  
  #ifdef B32
      id = (uint32_t)this;
  #endif
  
      cgc_size_t l = cgc_strlen(_author);
      cgc_strncpy(username, _author, l);
  
      cgc_memcpy(content, data, BLUB_MAX);
  
      ts = tick();
  }
  
  blubber::blubber(void) {
      last_read = 0;
  }
  
  void blubber::set_username(char *_username) {
      cgc_strcpy(username, _username);
  }
  
  blub *blubber::gen_blub(void) {
      char buf[BLUB_MAX + 1];
      cgc_size_t rem = BLUB_MAX;
      int misses = 0;
  
      cgc_memset(buf, 0, BLUB_MAX + 1);
  
      while (0 < rem && misses < 8) {
          const char *word = words[choice() % (sizeof(words) / sizeof(char *))];
          if (cgc_strlen(word) + cgc_strlen(" ") <= rem) {
              cgc_size_t offset = cgc_strlen(buf);
              if (offset > 0) {
                  cgc_strcpy(buf + offset, " ");
                  cgc_strcpy(buf + offset + 1, word);
              } else {
                  cgc_strcpy(buf + offset, word);
              }
  
              rem = BLUB_MAX - cgc_strlen(buf);
          } else {
              misses++;
          }
      }
  
      buf[BLUB_MAX] = '\0';
  
      blub *n = record_blub(buf);
      return n;
  }
  
  void blubber::subscribe(blubber *b) {
      if (!subs.contains(b)) {
          subs.add(b);
      }
  }
  
  void blubber::unsubscribe(blubber *b) {
      if (subs.contains(b)) {
          subs.remove(subs.index_of(b));
      }
  }
  
  blub *blubber::record_blub(char *buf) {
      blub *n = new blub(username, buf);
      blubs.add(n);
      return n;
  }
  