| 42 |
return 0; |
return 0; |
| 43 |
} |
} |
| 44 |
|
|
| 45 |
int article_cache_generate(const char *cache_dir, const ARTICLE *p_article, const char *content, int overwrite) |
int article_cache_generate(const char *cache_dir, const ARTICLE *p_article, const SECTION_LIST *p_section, const char *content, int overwrite) |
| 46 |
{ |
{ |
| 47 |
char data_file[FILE_PATH_LEN]; |
char data_file[FILE_PATH_LEN]; |
| 48 |
int fd; |
int fd; |
| 49 |
ARTICLE_CACHE cache; |
ARTICLE_CACHE cache; |
| 50 |
size_t buf_size; |
struct tm tm_sub_dt; |
| 51 |
|
char str_sub_dt[50]; |
| 52 |
|
char header[ARTICLE_HEADER_MAX_LEN]; |
| 53 |
|
size_t header_len; |
| 54 |
|
long header_line_cnt; |
| 55 |
|
long i; |
| 56 |
|
|
| 57 |
if (cache_dir == NULL || p_article == NULL || content == NULL) |
if (cache_dir == NULL || p_article == NULL || content == NULL) |
| 58 |
{ |
{ |
| 75 |
} |
} |
| 76 |
} |
} |
| 77 |
|
|
|
buf_size = ARTICLE_HEADER_MAX_LEN + strlen(content) + 1; |
|
|
cache.p_data = malloc(buf_size); |
|
|
if (cache.p_data == NULL) |
|
|
{ |
|
|
log_error("malloc(size=%ld) error OOM\n", buf_size); |
|
|
return -1; |
|
|
} |
|
|
|
|
| 78 |
if ((fd = open(data_file, O_WRONLY | O_CREAT | O_TRUNC, 0640)) == -1) |
if ((fd = open(data_file, O_WRONLY | O_CREAT | O_TRUNC, 0640)) == -1) |
| 79 |
{ |
{ |
| 80 |
log_error("open(%s) error (%d)\n", data_file, errno); |
log_error("open(%s) error (%d)\n", data_file, errno); |
| 81 |
return -2; |
return -2; |
| 82 |
} |
} |
| 83 |
|
|
| 84 |
// TODO: Generate article header |
bzero(&cache, sizeof(cache)); |
| 85 |
cache.data_len = (size_t)snprintf(cache.p_data, |
|
| 86 |
ARTICLE_HEADER_MAX_LEN + strlen(content) + 1, |
// Generate article header |
| 87 |
"%s", |
localtime_r(&(p_article->sub_dt), &tm_sub_dt); |
| 88 |
content); |
strftime(str_sub_dt, sizeof(str_sub_dt), "%c", &tm_sub_dt); |
| 89 |
|
|
| 90 |
|
snprintf(header, sizeof(header), "发布者: %s (%s), 版块: %s (%s)\n标 题: %s\n发布于: %s (%s)\n\n", |
| 91 |
|
p_article->username, p_article->nickname, p_section->sname, p_section->stitle, p_article->title, BBS_name, str_sub_dt); |
| 92 |
|
|
| 93 |
|
header_len = strnlen(header, sizeof(header)); |
| 94 |
|
cache.data_len = header_len + strlen(content); |
| 95 |
|
|
| 96 |
|
header_line_cnt = split_data_lines(header, SCREEN_COLS, cache.line_offsets, MAX_SPLIT_FILE_LINES); |
| 97 |
|
cache.line_total = header_line_cnt + |
| 98 |
|
split_data_lines(content, SCREEN_COLS, cache.line_offsets + header_line_cnt, MAX_SPLIT_FILE_LINES - header_line_cnt); |
| 99 |
|
|
|
bzero(cache.line_offsets, sizeof(cache.line_offsets)); |
|
|
cache.line_total = split_data_lines(cache.p_data, SCREEN_COLS, cache.line_offsets, MAX_SPLIT_FILE_LINES); |
|
| 100 |
if (cache.line_total >= MAX_SPLIT_FILE_LINES) |
if (cache.line_total >= MAX_SPLIT_FILE_LINES) |
| 101 |
{ |
{ |
| 102 |
log_error("split_data_lines(%s) truncated over limit lines\n", data_file); |
log_error("split_data_lines(%s) truncated over limit lines %d >= %d\n", data_file, cache.line_total, MAX_SPLIT_FILE_LINES); |
| 103 |
|
cache.line_total = MAX_SPLIT_FILE_LINES - 1; |
| 104 |
|
} |
| 105 |
|
|
| 106 |
|
for (i = header_line_cnt; i <= cache.line_total; i++) |
| 107 |
|
{ |
| 108 |
|
cache.line_offsets[i] += (long)header_len; |
| 109 |
} |
} |
| 110 |
|
|
| 111 |
if (write(fd, &cache, sizeof(cache)) == -1) |
if (write(fd, &cache, sizeof(cache)) == -1) |
| 114 |
close(fd); |
close(fd); |
| 115 |
return -3; |
return -3; |
| 116 |
} |
} |
| 117 |
if (write(fd, cache.p_data, cache.data_len) == -1) |
if (write(fd, header, header_len) == -1) |
| 118 |
|
{ |
| 119 |
|
log_error("write(%s, header) error (%d)\n", data_file, errno); |
| 120 |
|
close(fd); |
| 121 |
|
return -3; |
| 122 |
|
} |
| 123 |
|
if (write(fd, content, cache.data_len - header_len) == -1) |
| 124 |
{ |
{ |
| 125 |
log_error("write(%s, data) error (%d)\n", data_file, errno); |
log_error("write(%s, content) error (%d)\n", data_file, errno); |
| 126 |
close(fd); |
close(fd); |
| 127 |
return -3; |
return -3; |
| 128 |
} |
} |
| 133 |
return -2; |
return -2; |
| 134 |
} |
} |
| 135 |
|
|
|
free(cache.p_data); |
|
|
|
|
| 136 |
return 0; |
return 0; |
| 137 |
} |
} |
| 138 |
|
|