0 /*
1 * ISC License
2 * Copyright (c) 2023 RMF <rawmonk@firemail.cc>
3 */
4 #include <stdio.h>
5 #include <stdlib.h>
6 #include <string.h>
7 #include <stdint.h>
8 #include "macro.h"
9 #include "strlcpy.h"
10 #include "error.h"
11 #include "config.h"
12 #define ABOUT_INTERNAL
13 #include "about.h"
14 #define HISTORY_INTERNAL
15 #include "history.h"
16 #include "utf8.h"
17
18 #define MAXIMUM_LIST_LENGTH 2000
19
20 int about_history_param(const char *param) {
21 if (strcmp(param, "clear")) return ERROR_INVALID_ARGUMENT;
22 return history_clear();
23 }
24
25 int about_history(char **out, size_t *length_out) {
26
27 size_t length = 0, i = 0;
28 char *data = NULL;
29 struct history_entry *entry;
30 const char title[] = "# History\n\n=>clear Clear History\n\n";
31
32 if (!(data = dyn_strcat(NULL, &length, V(header)))) goto fail;
33 if (!(data = dyn_strcat(data, &length, V(title)))) goto fail;
34 if (!config.enableHistory) {
35 const char str[] = "History is disabled\n";
36 if (!(data = dyn_strcat(data, &length, V(str)))) goto fail;
37 }
38
39 for (entry = history; entry; entry = entry->next) {
40 char buf[sizeof(*entry)];
41 /* TODO: handle title as utf8 */
42 int len = snprintf(V(buf), "=>%s %s\n",
43 entry->url, entry->title) + 1;
44 if (!(data = dyn_strcat(data, &length, buf, len))) goto fail;
45 if (i++ == MAXIMUM_LIST_LENGTH) break;
46 }
47
48 *out = data;
49 *length_out = length;
50 return 0;
51 fail:
52 free(data);
53 return ERROR_MEMORY_FAILURE;
54 }
55