/[LeafOK_CVS]/lbbs/src/article_cache.c
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Revision 1.30 by sysadm, Thu Oct 30 07:51:47 2025 UTC Revision 1.35 by sysadm, Wed Nov 5 03:17:12 2025 UTC
# Line 1  Line 1 
1  /***************************************************************************  /* SPDX-License-Identifier: GPL-3.0-or-later */
2                                             article_cache.c  -  description  /*
3                                                           -------------------   * article_cache
4          Copyright            : (C) 2004-2025 by Leaflet   *   - convert article content from DB to local cache with LML conversion and line offset index
5          Email                : leaflet@leafok.com   *
6   ***************************************************************************/   * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
7     */
 /***************************************************************************  
  *                                                                         *  
  *   This program is free software; you can redistribute it and/or modify  *  
  *   it under the terms of the GNU General Public License as published by  *  
  *   the Free Software Foundation; either version 3 of the License, or     *  
  *   (at your option) any later version.                                   *  
  *                                                                         *  
  ***************************************************************************/  
8    
9  #include "article_cache.h"  #include "article_cache.h"
10  #include "lml.h"  #include "lml.h"
# Line 27  Line 19 
19  #include <sys/mman.h>  #include <sys/mman.h>
20  #include <sys/stat.h>  #include <sys/stat.h>
21    
22  #define ARTICLE_HEADER_MAX_LEN 4096  enum _article_cache_constant_t
23  #define ARTICLE_CONTENT_MAX_LEN 1024 * 1024 * 4 // 4MB  {
24  #define ARTICLE_FOOTER_MAX_LEN 4096          ARTICLE_HEADER_MAX_LEN = 4096,
25  #define SUB_DT_MAX_LEN 50          ARTICLE_FOOTER_MAX_LEN = 4096,
26            SUB_DT_MAX_LEN = 50,
27    };
28    
29  static const char *BBS_article_footer_color[] = {  static const char *BBS_article_footer_color[] = {
30          "\033[31m",          "\033[31m",
# Line 111  int article_cache_generate(const char *c Line 105  int article_cache_generate(const char *c
105    
106          // Generate article header / footer          // Generate article header / footer
107          localtime_r(&(p_article->sub_dt), &tm_sub_dt);          localtime_r(&(p_article->sub_dt), &tm_sub_dt);
108          strftime(str_sub_dt, sizeof(str_sub_dt), "%c", &tm_sub_dt);          strftime(str_sub_dt, sizeof(str_sub_dt), "%c %Z", &tm_sub_dt);
109    
110          snprintf(header, sizeof(header), "发布者: %s (%s), 版块: %s (%s)\n标  题: %s\n发布于: %s (%s)\n\n",          snprintf(header, sizeof(header), "发布者: %s (%s), 版块: %s (%s)\n标  题: %s\n发布于: %s (%s)\n\n",
111                           p_article->username, p_article->nickname, p_section->sname, p_section->stitle, p_article->title, BBS_name, str_sub_dt);                           p_article->username, p_article->nickname, p_section->sname, p_section->stitle, p_article->title, BBS_name, str_sub_dt);
# Line 135  int article_cache_generate(const char *c Line 129  int article_cache_generate(const char *c
129          }          }
130    
131          // Apply LML render to content body          // Apply LML render to content body
132          cache.data_len = header_len + (size_t)lml_render(content, content_f, ARTICLE_CONTENT_MAX_LEN, 0, 0);          cache.data_len = header_len + (size_t)lml_render(content, content_f, ARTICLE_CONTENT_MAX_LEN, SCREEN_COLS, 0);
133    
134          cache.line_total = header_line_cnt +          cache.line_total = header_line_cnt +
135                                             split_data_lines(content_f, SCREEN_COLS, cache.line_offsets + header_line_cnt, MAX_SPLIT_FILE_LINES - header_line_cnt, 1, NULL);                                             split_data_lines(content_f, SCREEN_COLS + 1, cache.line_offsets + header_line_cnt, MAX_SPLIT_FILE_LINES - header_line_cnt, 1, NULL);
136    
137          if (cache.data_len - header_len != (size_t)cache.line_offsets[cache.line_total])          if (cache.data_len - header_len != (size_t)cache.line_offsets[cache.line_total])
138          {          {

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