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_favor_display.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;
}

typedef union exec_handler_t{
        void *p;
        int (*handler)();
} exec_handler;

int exec_mbem(void *param)
{
        void *hdll;
        exec_handler 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.p = dlsym(hdll, c ? c : "mod_main")) != NULL)
                        {
                                func.handler();
                        }
                        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 version(void *param)
{
        display_file(DATA_VERSION, 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);

                        if (ch != KEY_NULL && ch != KEY_TIMEOUT)
                        {
                                BBS_last_access_tm = time(NULL);
                        }

                        switch (ch)
                        {
                        case KEY_NULL: // broken pipe
                                log_error("KEY_NULL\n");
                                show_top10 = 0;
                                return 0;
                        case KEY_TIMEOUT:
                                if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
                                {
                                        log_error("User input timeout\n");
                                        show_top10 = 0;
                                        return 0;
                                }
                                continue;
                        case CR:
                        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;
                                }
                        }

                        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)
{
        if (article_favor_display(&BBS_article_favor) < 0)
        {
                log_error("article_favor_display() error\n");
        }

        return REDRAW;
}
1	sysadm	1.1	/***************************************************************************
2	sysadm	1.6	menu_proc.c - description
3			-------------------
4	sysadm	1.11	Copyright : (C) 2004-2025 by Leaflet
5			Email : leaflet@leafok.com
6	sysadm	1.1	***************************************************************************/
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	sysadm	1.11	* the Free Software Foundation; either version 3 of the License, or *
13	sysadm	1.1	* (at your option) any later version. *
14			* *
15			***************************************************************************/
16
17	sysadm	1.28	#include "article_cache.h"
18	sysadm	1.37	#include "article_favor_display.h"
19	sysadm	1.28	#include "article_view_log.h"
20	sysadm	1.1	#include "bbs.h"
21			#include "bbs_cmd.h"
22			#include "common.h"
23	sysadm	1.27	#include "io.h"
24	sysadm	1.7	#include "log.h"
25	sysadm	1.28	#include "login.h"
26	sysadm	1.27	#include "menu.h"
27			#include "section_list_display.h"
28	sysadm	1.7	#include "screen.h"
29	sysadm	1.20	#include "user_priv.h"
30	sysadm	1.1	#include <dlfcn.h>
31	sysadm	1.4	#include <errno.h>
32	sysadm	1.5	#include <signal.h>
33	sysadm	1.28	#include <stdlib.h>
34	sysadm	1.4	#include <string.h>
35	sysadm	1.1	#include <time.h>
36	sysadm	1.4	#include <unistd.h>
37	sysadm	1.25	#include <sys/types.h>
38	sysadm	1.1
39	sysadm	1.17	int list_section(void *param)
40			{
41	sysadm	1.31	section_list_display(param, 0);
42	sysadm	1.18
43			return REDRAW;
44	sysadm	1.17	}
45
46	sysadm	1.41	typedef union exec_handler_t{
47			void *p;
48			int (*handler)();
49			} exec_handler;
50
51	sysadm	1.16	int exec_mbem(void *param)
52	sysadm	1.1	{
53	sysadm	1.6	void *hdll;
54	sysadm	1.41	exec_handler func;
55	sysadm	1.6	char c, s;
56	sysadm	1.10	char buf[FILE_PATH_LEN];
57
58	sysadm	1.16	strncpy(buf, (const char *)param, sizeof(buf) - 1);
59	sysadm	1.10	buf[sizeof(buf) - 1] = '\0';
60	sysadm	1.6
61			s = strstr(buf, "@mod:");
62			if (s)
63			{
64			c = strstr(s + 5, "#");
65			if (c)
66			{
67			*c = 0;
68			c++;
69			}
70
71			hdll = dlopen(s + 5, RTLD_LAZY);
72
73			if (hdll)
74			{
75			char *error;
76
77	sysadm	1.41	if ((func.p = dlsym(hdll, c ? c : "mod_main")) != NULL)
78			{
79			func.handler();
80			}
81	sysadm	1.6	else if ((error = dlerror()) != NULL)
82			{
83			clearscr();
84			prints("%s\r\n", error);
85			press_any_key();
86			}
87			dlclose(hdll);
88			}
89			else
90			{
91			clearscr();
92	sysadm	1.30	prints("加载库文件 [%s] 失败!!\r\n", s + 5);
93			prints("失败原因:%s\r\n", dlerror());
94	sysadm	1.6	press_any_key();
95			}
96			}
97
98			return REDRAW;
99	sysadm	1.1	}
100
101	sysadm	1.22	int exit_bbs(void *param)
102	sysadm	1.1	{
103	sysadm	1.6	return EXITBBS;
104	sysadm	1.1	}
105
106	sysadm	1.16	int license(void *param)
107	sysadm	1.1	{
108	sysadm	1.24	display_file(DATA_LICENSE, 0);
109	sysadm	1.6
110			return REDRAW;
111	sysadm	1.1	}
112
113	sysadm	1.16	int copyright(void *param)
114	sysadm	1.1	{
115	sysadm	1.24	display_file(DATA_COPYRIGHT, 1);
116	sysadm	1.1
117	sysadm	1.6	return REDRAW;
118	sysadm	1.3	}
119
120	sysadm	1.40	int version(void *param)
121			{
122			display_file(DATA_VERSION, 1);
123
124			return REDRAW;
125			}
126
127	sysadm	1.22	int reload_bbs_conf(void *param)
128	sysadm	1.4	{
129	sysadm	1.12	clearscr();
130
131	sysadm	1.15	if (kill(getppid(), SIGHUP) < 0)
132	sysadm	1.9	{
133	sysadm	1.15	log_error("Send SIGHUP signal failed (%d)\n", errno);
134	sysadm	1.12
135	sysadm	1.30	prints("发送指令失败\r\n");
136	sysadm	1.9	}
137	sysadm	1.12	else
138			{
139	sysadm	1.30	prints("已发送指令\r\n");
140	sysadm	1.12	}
141
142			press_any_key();
143	sysadm	1.4
144	sysadm	1.6	return REDRAW;
145	sysadm	1.4	}
146
147	sysadm	1.22	int shutdown_bbs(void *param)
148	sysadm	1.3	{
149	sysadm	1.23	log_common("Notify main process to exit\n");
150	sysadm	1.14
151			if (kill(getppid(), SIGTERM) < 0)
152	sysadm	1.9	{
153	sysadm	1.6	log_error("Send SIGTERM signal failed (%d)\n", errno);
154	sysadm	1.9	}
155	sysadm	1.3
156	sysadm	1.6	return REDRAW;
157	sysadm	1.1	}
158	sysadm	1.20
159	sysadm	1.33	int favor_section_filter(void *param)
160	sysadm	1.20	{
161			MENU_ITEM *p_menu_item = param;
162
163			return (is_favor(&BBS_priv, p_menu_item->priv) && checklevel2(&BBS_priv, p_menu_item->level));
164			}
165	sysadm	1.28
166			static int display_ex_article_key_handler(int p_key, DISPLAY_CTX p_ctx)
167			{
168			switch (*p_key)
169			{
170			case 0: // Set msg
171			snprintf(p_ctx->msg, sizeof(p_ctx->msg),
172	sysadm	1.30	"\| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] \| "
173			"移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] \| "
174			"帮助[\033[32mh\033[33m] \|");
175	sysadm	1.28	break;
176			}
177
178			return 0;
179			}
180
181			int view_ex_article(void *param)
182			{
183			ARTICLE_CACHE cache;
184			ARTICLE *p_article;
185			int32_t aid = atoi(param);
186			int ret;
187
188			(void)ret;
189
190			p_article = article_block_find_by_aid(aid);
191			if (p_article == NULL)
192			{
193			log_error("article_block_find_by_aid(%d) error\n", aid);
194			return NOREDRAW;
195			}
196
197			if (article_cache_load(&cache, VAR_ARTICLE_CACHE_DIR, p_article) < 0)
198			{
199			log_error("article_cache_load(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
200			return NOREDRAW;
201			}
202
203			if (user_online_update("VIEW_ARTICLE") < 0)
204			{
205			log_error("user_online_update(VIEW_ARTICLE) error\n");
206			}
207
208			ret = display_data(cache.p_data, cache.line_total, cache.line_offsets, 0,
209			display_ex_article_key_handler, DATA_READ_HELP);
210
211			if (article_cache_unload(&cache) < 0)
212			{
213			log_error("article_cache_unload(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
214			}
215
216			// Update article_view_log
217			if (article_view_log_set_viewed(p_article->aid, &BBS_article_view_log) < 0)
218			{
219			log_error("article_view_log_set_viewed(aid=%d) error\n", p_article->aid);
220			}
221
222			return REDRAW;
223			}
224	sysadm	1.29
225			int list_ex_section(void *param)
226			{
227			SECTION_LIST *p_section;
228
229	sysadm	1.36	p_section = section_list_find_by_name(param);
230	sysadm	1.29	if (p_section == NULL)
231			{
232			log_error("Section %s not found\n", (const char *)param);
233			return -1;
234			}
235
236			if (section_list_ex_dir_display(p_section) < 0)
237			{
238			log_error("section_list_ex_dir_display(sid=%d) error\n", p_section->sid);
239			}
240
241			return REDRAW;
242			}
243	sysadm	1.32
244	sysadm	1.34	int show_top10_menu(void *param)
245	sysadm	1.32	{
246	sysadm	1.35	static int show_top10 = 0;
247	sysadm	1.34	int ch = 0;
248
249	sysadm	1.35	if (show_top10)
250			{
251			return NOREDRAW;
252			}
253			show_top10 = 1;
254	sysadm	1.38
255	sysadm	1.34	clearscr();
256			show_top("", BBS_name, "");
257			show_bottom("");
258
259			if (display_menu(&top10_menu) == 0)
260			{
261			while (!SYS_server_exit)
262			{
263			iflush();
264			ch = igetch(100);
265	sysadm	1.38
266			if (ch != KEY_NULL && ch != KEY_TIMEOUT)
267			{
268			BBS_last_access_tm = time(NULL);
269			}
270
271	sysadm	1.34	switch (ch)
272			{
273			case KEY_NULL: // broken pipe
274	sysadm	1.38	log_error("KEY_NULL\n");
275	sysadm	1.35	show_top10 = 0;
276	sysadm	1.34	return 0;
277			case KEY_TIMEOUT:
278			if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
279			{
280	sysadm	1.38	log_error("User input timeout\n");
281	sysadm	1.35	show_top10 = 0;
282	sysadm	1.34	return 0;
283			}
284			continue;
285			case CR:
286			default:
287			switch (menu_control(&top10_menu, ch))
288			{
289			case EXITMENU:
290			ch = EXITMENU;
291			break;
292			case REDRAW:
293			clearscr();
294			show_bottom("");
295			display_menu(&top10_menu);
296			break;
297			case NOREDRAW:
298			case UNKNOWN_CMD:
299			default:
300			break;
301			}
302			}
303
304			if (ch == EXITMENU)
305			{
306			break;
307			}
308			}
309			}
310	sysadm	1.38
311	sysadm	1.35	show_top10 = 0;
312	sysadm	1.32	return REDRAW;
313			}
314
315			int locate_article(void *param)
316			{
317	sysadm	1.34	char buf[MAX_MENUITEM_NAME_LENGTH];
318	sysadm	1.32	char sname, aid, *saveptr;
319
320	sysadm	1.34	strncpy(buf, param, sizeof(buf) - 1);
321			buf[sizeof(buf) - 1] = '\0';
322
323			sname = strtok_r(buf, "\|", &saveptr);
324			aid = strtok_r(NULL, "\|", &saveptr);
325	sysadm	1.32
326			if (sname == NULL \|\| aid == NULL)
327			{
328	sysadm	1.34	log_error("top10_locate(%s) error: invalid parameter\n", param);
329	sysadm	1.32	return NOREDRAW;
330			}
331
332			section_list_display(sname, atoi(aid));
333
334			return REDRAW;
335			}
336
337			int favor_topic(void *param)
338			{
339	sysadm	1.37	if (article_favor_display(&BBS_article_favor) < 0)
340			{
341			log_error("article_favor_display() error\n");
342			}
343	sysadm	1.32
344			return REDRAW;
345			}
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