lbbs/src/menu_proc.c

/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
 * menu_proc
 *   - handler functions of menu commands
 *
 * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
 */

#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_list_display.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;
}

int list_user(void *param)
{
        if (user_list_display(0) < 0)
        {
                log_error("user_list_display(all_user) error\n");
        }

        return REDRAW;
}

int list_online_user(void *param)
{
        if (user_list_display(1) < 0)
        {
                log_error("user_list_display(online_user) error\n");
        }

        return REDRAW;
}
1	sysadm	1.44	/* SPDX-License-Identifier: GPL-3.0-or-later */
2			/*
3			* menu_proc
4			* - handler functions of menu commands
5			*
6	sysadm	1.45	* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com>
7	sysadm	1.44	*/
8	sysadm	1.1
9	sysadm	1.28	#include "article_cache.h"
10	sysadm	1.37	#include "article_favor_display.h"
11	sysadm	1.28	#include "article_view_log.h"
12	sysadm	1.1	#include "bbs.h"
13			#include "bbs_cmd.h"
14			#include "common.h"
15	sysadm	1.27	#include "io.h"
16	sysadm	1.7	#include "log.h"
17	sysadm	1.28	#include "login.h"
18	sysadm	1.27	#include "menu.h"
19			#include "section_list_display.h"
20	sysadm	1.7	#include "screen.h"
21	sysadm	1.42	#include "user_list_display.h"
22	sysadm	1.20	#include "user_priv.h"
23	sysadm	1.1	#include <dlfcn.h>
24	sysadm	1.4	#include <errno.h>
25	sysadm	1.5	#include <signal.h>
26	sysadm	1.28	#include <stdlib.h>
27	sysadm	1.4	#include <string.h>
28	sysadm	1.1	#include <time.h>
29	sysadm	1.4	#include <unistd.h>
30	sysadm	1.25	#include <sys/types.h>
31	sysadm	1.1
32	sysadm	1.17	int list_section(void *param)
33			{
34	sysadm	1.31	section_list_display(param, 0);
35	sysadm	1.18
36			return REDRAW;
37	sysadm	1.17	}
38
39	sysadm	1.44	typedef union exec_handler_t
40			{
41	sysadm	1.41	void *p;
42			int (*handler)();
43			} exec_handler;
44
45	sysadm	1.16	int exec_mbem(void *param)
46	sysadm	1.1	{
47	sysadm	1.6	void *hdll;
48	sysadm	1.41	exec_handler func;
49	sysadm	1.6	char c, s;
50	sysadm	1.10	char buf[FILE_PATH_LEN];
51
52	sysadm	1.16	strncpy(buf, (const char *)param, sizeof(buf) - 1);
53	sysadm	1.10	buf[sizeof(buf) - 1] = '\0';
54	sysadm	1.6
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	sysadm	1.41	if ((func.p = dlsym(hdll, c ? c : "mod_main")) != NULL)
72			{
73			func.handler();
74			}
75	sysadm	1.6	else if ((error = dlerror()) != NULL)
76			{
77			clearscr();
78			prints("%s\r\n", error);
79			press_any_key();
80			}
81			dlclose(hdll);
82			}
83			else
84			{
85			clearscr();
86	sysadm	1.30	prints("加载库文件 [%s] 失败!!\r\n", s + 5);
87			prints("失败原因:%s\r\n", dlerror());
88	sysadm	1.6	press_any_key();
89			}
90			}
91
92			return REDRAW;
93	sysadm	1.1	}
94
95	sysadm	1.22	int exit_bbs(void *param)
96	sysadm	1.1	{
97	sysadm	1.6	return EXITBBS;
98	sysadm	1.1	}
99
100	sysadm	1.16	int license(void *param)
101	sysadm	1.1	{
102	sysadm	1.24	display_file(DATA_LICENSE, 0);
103	sysadm	1.6
104			return REDRAW;
105	sysadm	1.1	}
106
107	sysadm	1.16	int copyright(void *param)
108	sysadm	1.1	{
109	sysadm	1.24	display_file(DATA_COPYRIGHT, 1);
110	sysadm	1.1
111	sysadm	1.6	return REDRAW;
112	sysadm	1.3	}
113
114	sysadm	1.40	int version(void *param)
115			{
116			display_file(DATA_VERSION, 1);
117
118			return REDRAW;
119			}
120
121	sysadm	1.22	int reload_bbs_conf(void *param)
122	sysadm	1.4	{
123	sysadm	1.12	clearscr();
124
125	sysadm	1.15	if (kill(getppid(), SIGHUP) < 0)
126	sysadm	1.9	{
127	sysadm	1.15	log_error("Send SIGHUP signal failed (%d)\n", errno);
128	sysadm	1.12
129	sysadm	1.30	prints("发送指令失败\r\n");
130	sysadm	1.9	}
131	sysadm	1.12	else
132			{
133	sysadm	1.30	prints("已发送指令\r\n");
134	sysadm	1.12	}
135
136			press_any_key();
137	sysadm	1.4
138	sysadm	1.6	return REDRAW;
139	sysadm	1.4	}
140
141	sysadm	1.22	int shutdown_bbs(void *param)
142	sysadm	1.3	{
143	sysadm	1.23	log_common("Notify main process to exit\n");
144	sysadm	1.14
145			if (kill(getppid(), SIGTERM) < 0)
146	sysadm	1.9	{
147	sysadm	1.6	log_error("Send SIGTERM signal failed (%d)\n", errno);
148	sysadm	1.9	}
149	sysadm	1.3
150	sysadm	1.6	return REDRAW;
151	sysadm	1.1	}
152	sysadm	1.20
153	sysadm	1.33	int favor_section_filter(void *param)
154	sysadm	1.20	{
155			MENU_ITEM *p_menu_item = param;
156
157			return (is_favor(&BBS_priv, p_menu_item->priv) && checklevel2(&BBS_priv, p_menu_item->level));
158			}
159	sysadm	1.28
160			static int display_ex_article_key_handler(int p_key, DISPLAY_CTX p_ctx)
161			{
162			switch (*p_key)
163			{
164			case 0: // Set msg
165			snprintf(p_ctx->msg, sizeof(p_ctx->msg),
166	sysadm	1.30	"\| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] \| "
167			"移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] \| "
168			"帮助[\033[32mh\033[33m] \|");
169	sysadm	1.28	break;
170			}
171
172			return 0;
173			}
174
175			int view_ex_article(void *param)
176			{
177			ARTICLE_CACHE cache;
178			ARTICLE *p_article;
179			int32_t aid = atoi(param);
180			int ret;
181
182			(void)ret;
183
184			p_article = article_block_find_by_aid(aid);
185			if (p_article == NULL)
186			{
187			log_error("article_block_find_by_aid(%d) error\n", aid);
188			return NOREDRAW;
189			}
190
191			if (article_cache_load(&cache, VAR_ARTICLE_CACHE_DIR, p_article) < 0)
192			{
193			log_error("article_cache_load(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
194			return NOREDRAW;
195			}
196
197			if (user_online_update("VIEW_ARTICLE") < 0)
198			{
199			log_error("user_online_update(VIEW_ARTICLE) error\n");
200			}
201
202			ret = display_data(cache.p_data, cache.line_total, cache.line_offsets, 0,
203			display_ex_article_key_handler, DATA_READ_HELP);
204
205			if (article_cache_unload(&cache) < 0)
206			{
207			log_error("article_cache_unload(aid=%d, cid=%d) error\n", p_article->aid, p_article->cid);
208			}
209
210			// Update article_view_log
211			if (article_view_log_set_viewed(p_article->aid, &BBS_article_view_log) < 0)
212			{
213			log_error("article_view_log_set_viewed(aid=%d) error\n", p_article->aid);
214			}
215
216			return REDRAW;
217			}
218	sysadm	1.29
219			int list_ex_section(void *param)
220			{
221			SECTION_LIST *p_section;
222
223	sysadm	1.36	p_section = section_list_find_by_name(param);
224	sysadm	1.29	if (p_section == NULL)
225			{
226			log_error("Section %s not found\n", (const char *)param);
227			return -1;
228			}
229
230			if (section_list_ex_dir_display(p_section) < 0)
231			{
232			log_error("section_list_ex_dir_display(sid=%d) error\n", p_section->sid);
233			}
234
235			return REDRAW;
236			}
237	sysadm	1.32
238	sysadm	1.34	int show_top10_menu(void *param)
239	sysadm	1.32	{
240	sysadm	1.35	static int show_top10 = 0;
241	sysadm	1.34	int ch = 0;
242
243	sysadm	1.35	if (show_top10)
244			{
245			return NOREDRAW;
246			}
247			show_top10 = 1;
248	sysadm	1.38
249	sysadm	1.34	clearscr();
250			show_top("", BBS_name, "");
251			show_bottom("");
252
253			if (display_menu(&top10_menu) == 0)
254			{
255			while (!SYS_server_exit)
256			{
257			iflush();
258			ch = igetch(100);
259	sysadm	1.38
260			if (ch != KEY_NULL && ch != KEY_TIMEOUT)
261			{
262			BBS_last_access_tm = time(NULL);
263			}
264
265	sysadm	1.34	switch (ch)
266			{
267			case KEY_NULL: // broken pipe
268	sysadm	1.38	log_error("KEY_NULL\n");
269	sysadm	1.35	show_top10 = 0;
270	sysadm	1.34	return 0;
271			case KEY_TIMEOUT:
272			if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
273			{
274	sysadm	1.38	log_error("User input timeout\n");
275	sysadm	1.35	show_top10 = 0;
276	sysadm	1.34	return 0;
277			}
278			continue;
279			case CR:
280			default:
281			switch (menu_control(&top10_menu, ch))
282			{
283			case EXITMENU:
284			ch = EXITMENU;
285			break;
286			case REDRAW:
287			clearscr();
288			show_bottom("");
289			display_menu(&top10_menu);
290			break;
291			case NOREDRAW:
292			case UNKNOWN_CMD:
293			default:
294			break;
295			}
296			}
297
298			if (ch == EXITMENU)
299			{
300			break;
301			}
302			}
303			}
304	sysadm	1.38
305	sysadm	1.35	show_top10 = 0;
306	sysadm	1.32	return REDRAW;
307			}
308
309			int locate_article(void *param)
310			{
311	sysadm	1.34	char buf[MAX_MENUITEM_NAME_LENGTH];
312	sysadm	1.32	char sname, aid, *saveptr;
313
314	sysadm	1.34	strncpy(buf, param, sizeof(buf) - 1);
315			buf[sizeof(buf) - 1] = '\0';
316
317			sname = strtok_r(buf, "\|", &saveptr);
318			aid = strtok_r(NULL, "\|", &saveptr);
319	sysadm	1.32
320			if (sname == NULL \|\| aid == NULL)
321			{
322	sysadm	1.34	log_error("top10_locate(%s) error: invalid parameter\n", param);
323	sysadm	1.32	return NOREDRAW;
324			}
325
326			section_list_display(sname, atoi(aid));
327
328			return REDRAW;
329			}
330
331			int favor_topic(void *param)
332			{
333	sysadm	1.37	if (article_favor_display(&BBS_article_favor) < 0)
334			{
335			log_error("article_favor_display() error\n");
336			}
337	sysadm	1.32
338			return REDRAW;
339			}
340	sysadm	1.42
341	sysadm	1.43	int list_user(void *param)
342	sysadm	1.42	{
343	sysadm	1.43	if (user_list_display(0) < 0)
344	sysadm	1.42	{
345	sysadm	1.43	log_error("user_list_display(all_user) error\n");
346			}
347
348			return REDRAW;
349			}
350
351			int list_online_user(void *param)
352			{
353			if (user_list_display(1) < 0)
354			{
355			log_error("user_list_display(online_user) error\n");
356	sysadm	1.42	}
357
358			return REDRAW;
359			}
webmaster@leafok.com	ViewVC Help
Powered by ViewVC 1.3.0-beta1