lbbs/src/menu_proc.c

/***************************************************************************
                                                  menu_proc.c  -  description
                                                         -------------------
        Copyright            : (C) 2004-2025 by Leaflet
        Email                : leaflet@leafok.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#include "article_cache.h"
#include "article_view_log.h"
#include "bbs.h"
#include "bbs_cmd.h"
#include "common.h"
#include "io.h"
#include "log.h"
#include "login.h"
#include "menu.h"
#include "section_list_display.h"
#include "screen.h"
#include "user_priv.h"
#include <dlfcn.h>
#include <errno.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <sys/types.h>

int list_section(void *param)
{
        section_list_display(param, 0);

        return REDRAW;
}

int exec_mbem(void *param)
{
        void *hdll;
        int (*func)();
        char *c, *s;
        char buf[FILE_PATH_LEN];

        strncpy(buf, (const char *)param, sizeof(buf) - 1);
        buf[sizeof(buf) - 1] = '\0';

        s = strstr(buf, "@mod:");
        if (s)
        {
                c = strstr(s + 5, "#");
                if (c)
                {
                        *c = 0;
                        c++;
                }

                hdll = dlopen(s + 5, RTLD_LAZY);

                if (hdll)
                {
                        char *error;

                        if ((func = dlsym(hdll, c ? c : "mod_main")) != NULL)
                                func();
                        else if ((error = dlerror()) != NULL)
                        {
                                clearscr();
                                prints("%s\r\n", error);
                                press_any_key();
                        }
                        dlclose(hdll);
                }
                else
                {
                        clearscr();
                        prints("加载库文件 [%s] 失败!!\r\n", s + 5);
                        prints("失败原因:%s\r\n", dlerror());
                        press_any_key();
                }
        }

        return REDRAW;
}

int exit_bbs(void *param)
{
        return EXITBBS;
}

int license(void *param)
{
        display_file(DATA_LICENSE, 0);

        return REDRAW;
}

int copyright(void *param)
{
        display_file(DATA_COPYRIGHT, 1);

        return REDRAW;
}

int reload_bbs_conf(void *param)
{
        clearscr();

        if (kill(getppid(), SIGHUP) < 0)
        {
                log_error("Send SIGHUP signal failed (%d)\n", errno);

                prints("发送指令失败\r\n");
        }
        else
        {
                prints("已发送指令\r\n");
        }

        press_any_key();

        return REDRAW;
}

int shutdown_bbs(void *param)
{
        log_common("Notify main process to exit\n");

        if (kill(getppid(), SIGTERM) < 0)
        {
                log_error("Send SIGTERM signal failed (%d)\n", errno);
        }

        return REDRAW;
}

int favor_section_filter(void *param)
{
        MENU_ITEM *p_menu_item = param;

        return (is_favor(&BBS_priv, p_menu_item->priv) && checklevel2(&BBS_priv, p_menu_item->level));
}

static int display_ex_article_key_handler(int *p_key, DISPLAY_CTX *p_ctx)
{
        switch (*p_key)
        {
        case 0: // Set msg
                snprintf(p_ctx->msg, sizeof(p_ctx->msg),
                                 "| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] | "
                                 "移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] | "
                                 "帮助[\033[32mh\033[33m] |");
                break;
        }

        return 0;
}

int view_ex_article(void *param)
{
        ARTICLE_CACHE cache;
        ARTICLE *p_article;
        int32_t aid = atoi(param);
        int ret;

        (void)ret;

        p_article = article_block_find_by_aid(aid);
        if (p_article == NULL)
        {
                log_error("article_block_find_by_aid(%d) error\n", aid);
                return NOREDRAW;
        }

        if (article_cache_load(&cache, VAR_ARTICLE_CACHE_DIR, p_article) < 0)
        {
                log_error("article_cache_load(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
                return NOREDRAW;
        }

        if (user_online_update("VIEW_ARTICLE") < 0)
        {
                log_error("user_online_update(VIEW_ARTICLE) error\n");
        }

        ret = display_data(cache.p_data, cache.line_total, cache.line_offsets, 0,
                                           display_ex_article_key_handler, DATA_READ_HELP);

        if (article_cache_unload(&cache) < 0)
        {
                log_error("article_cache_unload(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
        }

        // Update article_view_log
        if (article_view_log_set_viewed(p_article->aid, &BBS_article_view_log) < 0)
        {
                log_error("article_view_log_set_viewed(aid=%d) error\n", p_article->aid);
        }

        return REDRAW;
}

int list_ex_section(void *param)
{
        SECTION_LIST *p_section;

        p_section = section_list_find_by_name(param);
        if (p_section == NULL)
        {
                log_error("Section %s not found\n", (const char *)param);
                return -1;
        }

        if (section_list_ex_dir_display(p_section) < 0)
        {
                log_error("section_list_ex_dir_display(sid=%d) error\n", p_section->sid);
        }

        return REDRAW;
}

int show_top10_menu(void *param)
{
        static int show_top10 = 0;
        int ch = 0;

        if (show_top10)
        {
                return NOREDRAW;
        }
        show_top10 = 1;
        
        clearscr();
        show_top("", BBS_name, "");
        show_bottom("");

        if (display_menu(&top10_menu) == 0)
        {
                while (!SYS_server_exit)
                {
                        iflush();
                        ch = igetch(100);
                        switch (ch)
                        {
                        case KEY_NULL: // broken pipe
                                show_top10 = 0;
                                return 0;
                        case KEY_TIMEOUT:
                                if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
                                {
                                        show_top10 = 0;
                                        return 0;
                                }
                                continue;
                        case CR:
                                igetch_reset();
                        default:
                                switch (menu_control(&top10_menu, ch))
                                {
                                case EXITMENU:
                                        ch = EXITMENU;
                                        break;
                                case REDRAW:
                                        clearscr();
                                        show_bottom("");
                                        display_menu(&top10_menu);
                                        break;
                                case NOREDRAW:
                                case UNKNOWN_CMD:
                                default:
                                        break;
                                }
                        }

                        BBS_last_access_tm = time(NULL);

                        if (ch == EXITMENU)
                        {
                                break;
                        }
                }
        }
        
        show_top10 = 0;
        return REDRAW;
}

int locate_article(void *param)
{
        char buf[MAX_MENUITEM_NAME_LENGTH];
        char *sname, *aid, *saveptr;

        strncpy(buf, param, sizeof(buf) - 1);
        buf[sizeof(buf) - 1] = '\0';

        sname = strtok_r(buf, "|", &saveptr);
        aid = strtok_r(NULL, "|", &saveptr);

        if (sname == NULL || aid == NULL)
        {
                log_error("top10_locate(%s) error: invalid parameter\n", param);
                return NOREDRAW;
        }

        section_list_display(sname, atoi(aid));

        return REDRAW;
}

int favor_topic(void *param)
{
        clearscr();
        prints("此功能尚未实现");
        press_any_key();

        return REDRAW;
}
1	/***************************************************************************
2	menu_proc.c - description
3	-------------------
4	Copyright : (C) 2004-2025 by Leaflet
5	Email : leaflet@leafok.com
6	***************************************************************************/
7
8	/***************************************************************************
9	* *
10	* This program is free software; you can redistribute it and/or modify *
11	* it under the terms of the GNU General Public License as published by *
12	* the Free Software Foundation; either version 3 of the License, or *
13	* (at your option) any later version. *
14	* *
15	***************************************************************************/
16
17	#include "article_cache.h"
18	#include "article_view_log.h"
19	#include "bbs.h"
20	#include "bbs_cmd.h"
21	#include "common.h"
22	#include "io.h"
23	#include "log.h"
24	#include "login.h"
25	#include "menu.h"
26	#include "section_list_display.h"
27	#include "screen.h"
28	#include "user_priv.h"
29	#include <dlfcn.h>
30	#include <errno.h>
31	#include <signal.h>
32	#include <stdlib.h>
33	#include <string.h>
34	#include <time.h>
35	#include <unistd.h>
36	#include <sys/types.h>
37
38	int list_section(void *param)
39	{
40	section_list_display(param, 0);
41
42	return REDRAW;
43	}
44
45	int exec_mbem(void *param)
46	{
47	void *hdll;
48	int (*func)();
49	char c, s;
50	char buf[FILE_PATH_LEN];
51
52	strncpy(buf, (const char *)param, sizeof(buf) - 1);
53	buf[sizeof(buf) - 1] = '\0';
54
55	s = strstr(buf, "@mod:");
56	if (s)
57	{
58	c = strstr(s + 5, "#");
59	if (c)
60	{
61	*c = 0;
62	c++;
63	}
64
65	hdll = dlopen(s + 5, RTLD_LAZY);
66
67	if (hdll)
68	{
69	char *error;
70
71	if ((func = dlsym(hdll, c ? c : "mod_main")) != NULL)
72	func();
73	else if ((error = dlerror()) != NULL)
74	{
75	clearscr();
76	prints("%s\r\n", error);
77	press_any_key();
78	}
79	dlclose(hdll);
80	}
81	else
82	{
83	clearscr();
84	prints("加载库文件 [%s] 失败!!\r\n", s + 5);
85	prints("失败原因:%s\r\n", dlerror());
86	press_any_key();
87	}
88	}
89
90	return REDRAW;
91	}
92
93	int exit_bbs(void *param)
94	{
95	return EXITBBS;
96	}
97
98	int license(void *param)
99	{
100	display_file(DATA_LICENSE, 0);
101
102	return REDRAW;
103	}
104
105	int copyright(void *param)
106	{
107	display_file(DATA_COPYRIGHT, 1);
108
109	return REDRAW;
110	}
111
112	int reload_bbs_conf(void *param)
113	{
114	clearscr();
115
116	if (kill(getppid(), SIGHUP) < 0)
117	{
118	log_error("Send SIGHUP signal failed (%d)\n", errno);
119
120	prints("发送指令失败\r\n");
121	}
122	else
123	{
124	prints("已发送指令\r\n");
125	}
126
127	press_any_key();
128
129	return REDRAW;
130	}
131
132	int shutdown_bbs(void *param)
133	{
134	log_common("Notify main process to exit\n");
135
136	if (kill(getppid(), SIGTERM) < 0)
137	{
138	log_error("Send SIGTERM signal failed (%d)\n", errno);
139	}
140
141	return REDRAW;
142	}
143
144	int favor_section_filter(void *param)
145	{
146	MENU_ITEM *p_menu_item = param;
147
148	return (is_favor(&BBS_priv, p_menu_item->priv) && checklevel2(&BBS_priv, p_menu_item->level));
149	}
150
151	static int display_ex_article_key_handler(int p_key, DISPLAY_CTX p_ctx)
152	{
153	switch (*p_key)
154	{
155	case 0: // Set msg
156	snprintf(p_ctx->msg, sizeof(p_ctx->msg),
157	"\| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] \| "
158	"移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] \| "
159	"帮助[\033[32mh\033[33m] \|");
160	break;
161	}
162
163	return 0;
164	}
165
166	int view_ex_article(void *param)
167	{
168	ARTICLE_CACHE cache;
169	ARTICLE *p_article;
170	int32_t aid = atoi(param);
171	int ret;
172
173	(void)ret;
174
175	p_article = article_block_find_by_aid(aid);
176	if (p_article == NULL)
177	{
178	log_error("article_block_find_by_aid(%d) error\n", aid);
179	return NOREDRAW;
180	}
181
182	if (article_cache_load(&cache, VAR_ARTICLE_CACHE_DIR, p_article) < 0)
183	{
184	log_error("article_cache_load(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
185	return NOREDRAW;
186	}
187
188	if (user_online_update("VIEW_ARTICLE") < 0)
189	{
190	log_error("user_online_update(VIEW_ARTICLE) error\n");
191	}
192
193	ret = display_data(cache.p_data, cache.line_total, cache.line_offsets, 0,
194	display_ex_article_key_handler, DATA_READ_HELP);
195
196	if (article_cache_unload(&cache) < 0)
197	{
198	log_error("article_cache_unload(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
199	}
200
201	// Update article_view_log
202	if (article_view_log_set_viewed(p_article->aid, &BBS_article_view_log) < 0)
203	{
204	log_error("article_view_log_set_viewed(aid=%d) error\n", p_article->aid);
205	}
206
207	return REDRAW;
208	}
209
210	int list_ex_section(void *param)
211	{
212	SECTION_LIST *p_section;
213
214	p_section = section_list_find_by_name(param);
215	if (p_section == NULL)
216	{
217	log_error("Section %s not found\n", (const char *)param);
218	return -1;
219	}
220
221	if (section_list_ex_dir_display(p_section) < 0)
222	{
223	log_error("section_list_ex_dir_display(sid=%d) error\n", p_section->sid);
224	}
225
226	return REDRAW;
227	}
228
229	int show_top10_menu(void *param)
230	{
231	static int show_top10 = 0;
232	int ch = 0;
233
234	if (show_top10)
235	{
236	return NOREDRAW;
237	}
238	show_top10 = 1;
239
240	clearscr();
241	show_top("", BBS_name, "");
242	show_bottom("");
243
244	if (display_menu(&top10_menu) == 0)
245	{
246	while (!SYS_server_exit)
247	{
248	iflush();
249	ch = igetch(100);
250	switch (ch)
251	{
252	case KEY_NULL: // broken pipe
253	show_top10 = 0;
254	return 0;
255	case KEY_TIMEOUT:
256	if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
257	{
258	show_top10 = 0;
259	return 0;
260	}
261	continue;
262	case CR:
263	igetch_reset();
264	default:
265	switch (menu_control(&top10_menu, ch))
266	{
267	case EXITMENU:
268	ch = EXITMENU;
269	break;
270	case REDRAW:
271	clearscr();
272	show_bottom("");
273	display_menu(&top10_menu);
274	break;
275	case NOREDRAW:
276	case UNKNOWN_CMD:
277	default:
278	break;
279	}
280	}
281
282	BBS_last_access_tm = time(NULL);
283
284	if (ch == EXITMENU)
285	{
286	break;
287	}
288	}
289	}
290
291	show_top10 = 0;
292	return REDRAW;
293	}
294
295	int locate_article(void *param)
296	{
297	char buf[MAX_MENUITEM_NAME_LENGTH];
298	char sname, aid, *saveptr;
299
300	strncpy(buf, param, sizeof(buf) - 1);
301	buf[sizeof(buf) - 1] = '\0';
302
303	sname = strtok_r(buf, "\|", &saveptr);
304	aid = strtok_r(NULL, "\|", &saveptr);
305
306	if (sname == NULL \|\| aid == NULL)
307	{
308	log_error("top10_locate(%s) error: invalid parameter\n", param);
309	return NOREDRAW;
310	}
311
312	section_list_display(sname, atoi(aid));
313
314	return REDRAW;
315	}
316
317	int favor_topic(void *param)
318	{
319	clearscr();
320	prints("此功能尚未实现");
321	press_any_key();
322
323	return REDRAW;
324	}
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