/[LeafOK_CVS]/lbbs/include/section_list.h
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Revision 1.19 by sysadm, Wed May 28 00:09:45 2025 UTC Revision 1.32 by sysadm, Tue Nov 4 13:49:50 2025 UTC
# Line 1  Line 1 
1  /***************************************************************************  /* SPDX-License-Identifier: GPL-3.0-or-later */
2                                             section_list.h  -  description  /*
3                                                           -------------------   * section_list
4          Copyright            : (C) 2004-2025 by Leaflet   *   - data models and basic operations of section and article
5          Email                : leaflet@leafok.com   *
6   ***************************************************************************/   * Copyright (C) 2004-2025 by 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  #ifndef _SECTION_LIST_H_  #ifndef _SECTION_LIST_H_
10  #define _SECTION_LIST_H_  #define _SECTION_LIST_H_
11    
 #include "common.h"  
12  #include "bbs.h"  #include "bbs.h"
13    #include "common.h"
14    #include "menu.h"
15  #include <time.h>  #include <time.h>
16    
17  #define BBS_article_title_max_len 80  #define BBS_article_title_max_len 160
18  #define BBS_article_limit_per_section 50000  #define BBS_article_limit_per_section 50000
19  #define BBS_article_limit_per_page 20  #define BBS_article_limit_per_page 20
20    
21    #define BBS_ontop_article_limit_per_section 10
22    
23  #define ARTICLE_PER_BLOCK 1000  #define ARTICLE_PER_BLOCK 1000
24    
25  struct article_t  struct article_t
# Line 57  struct section_list_t Line 52  struct section_list_t
52          int8_t enable;          int8_t enable;
53          char sname[BBS_section_name_max_len + 1];          char sname[BBS_section_name_max_len + 1];
54          char stitle[BBS_section_title_max_len + 1];          char stitle[BBS_section_title_max_len + 1];
55          char master_name[BBS_username_max_len + 1];          char master_list[(BBS_username_max_len + 1) * 3 + 1];
56          int read_user_level;          int read_user_level;
57          int write_user_level;          int write_user_level;
58          int32_t article_count;          int32_t article_count;
# Line 69  struct section_list_t Line 64  struct section_list_t
64          ARTICLE *p_page_first_article[BBS_article_limit_per_section / BBS_article_limit_per_page];          ARTICLE *p_page_first_article[BBS_article_limit_per_section / BBS_article_limit_per_page];
65          int32_t page_count;          int32_t page_count;
66          int32_t last_page_visible_article_count;          int32_t last_page_visible_article_count;
67            ARTICLE *p_ontop_articles[BBS_ontop_article_limit_per_section];
68            int32_t ontop_article_count;
69            MENU_SET ex_menu_set;
70            time_t ex_menu_tm;
71  };  };
72  typedef struct section_list_t SECTION_LIST;  typedef struct section_list_t SECTION_LIST;
73    
74    struct section_list_pool_t
75    {
76            int shmid;
77            SECTION_LIST sections[BBS_max_section];
78            int section_count;
79            int semid;
80            TRIE_NODE *p_trie_dict_section_by_name;
81            TRIE_NODE *p_trie_dict_section_by_sid;
82    };
83    typedef struct section_list_pool_t SECTION_LIST_POOL;
84    
85    extern SECTION_LIST_POOL *p_section_list_pool;
86    
87  // article_block_count * ARTICLE_PER_BLOCK should be  // article_block_count * ARTICLE_PER_BLOCK should be
88  // no less than BBS_article_limit_per_section * BBS_max_section,  // no less than BBS_article_limit_per_section * BBS_max_section,
89  // in order to allocate enough memory for blocks  // in order to allocate enough memory for blocks
# Line 97  extern void section_list_cleanup(void); Line 109  extern void section_list_cleanup(void);
109  extern int set_section_list_shm_readonly(void);  extern int set_section_list_shm_readonly(void);
110  extern int detach_section_list_shm(void);  extern int detach_section_list_shm(void);
111    
112  extern SECTION_LIST *section_list_create(int32_t sid, const char *sname, const char *stitle, const char *master_name);  extern SECTION_LIST *section_list_create(int32_t sid, const char *sname, const char *stitle, const char *master_list);
113    extern int section_list_update(SECTION_LIST *p_section, const char *sname, const char *stitle, const char *master_list);
114  extern void section_list_reset_articles(SECTION_LIST *p_section);  extern void section_list_reset_articles(SECTION_LIST *p_section);
115  extern SECTION_LIST *section_list_find_by_name(const char *sname);  extern SECTION_LIST *section_list_find_by_name(const char *sname);
116  extern SECTION_LIST *section_list_find_by_sid(int32_t sid);  extern SECTION_LIST *section_list_find_by_sid(int32_t sid);
117  extern int get_section_index(SECTION_LIST *p_section);  extern int get_section_index(SECTION_LIST *p_section);
118    
119    // sname could be NULL, or pointer to char[] in size >= sizeof(SECTION_LIST.sname)
120    // stitle could be NULL, or pointer to char[] in size >= sizeof(SECTION_LIST.stitle)
121    // master_list could be NULL, or pointer to char[] in size >= sizeof(SECTION_LIST.master_list)
122    extern int get_section_info(SECTION_LIST *p_section, char *sname, char *stitle, char *master_list);
123    
124  extern int section_list_append_article(SECTION_LIST *p_section, const ARTICLE *p_article_src);  extern int section_list_append_article(SECTION_LIST *p_section, const ARTICLE *p_article_src);
125  extern int section_list_set_article_visible(SECTION_LIST *p_section, int32_t aid, int8_t visible);  extern int section_list_set_article_visible(SECTION_LIST *p_section, int32_t aid, int8_t visible);
126    
127    extern int section_list_update_article_ontop(SECTION_LIST *p_section, ARTICLE *p_article);
128    extern int section_list_page_count_with_ontop(SECTION_LIST *p_section);
129    extern int section_list_page_article_count_with_ontop(SECTION_LIST *p_section, int32_t page_id);
130    
131  // *p_page, *p_offset will be set as page / offset of the article with aid in *p_section (including both visible and invisible articles)  // *p_page, *p_offset will be set as page / offset of the article with aid in *p_section (including both visible and invisible articles)
132  // *pp_next will be set as pointer to the next article of the article with aid  // *pp_next will be set as pointer to the next article of the article with aid
133  // *pp_next will be set as head article of the section if the article with aid locates at the tail of the section  // *pp_next will be set as head article of the section if the article with aid locates at the tail of the section

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