PRIVATE int parseFeed(rss_feeds *feeds, const char* feedstr) {
char *line = NULL, *option = NULL, *param = NULL;
char *saveptr;
char *str = NULL;
rss_feed* feed = NULL;
int result = SUCCESS; /* be optimistic */
str = shorten(feedstr);
line = strtok_r(str, AM_DELIMITER, &saveptr);
while (line) {
if(!feed) {
feed = feed_new();
assert(feed && "feed_new() failed!");
}
if(parseSubOption(line, &option, ¶m) == 0) {
if(!strncmp(option, "url", 3)) {
feed->url = shorten(param);
} else if(!strncmp(option, "cookies", 6)) {
feed->cookies = shorten(param);
} else {
dbg_printf(P_ERROR, "Unknown suboption '%s'!", option);
}
am_free(option);
am_free(param);
} else {
dbg_printf(P_ERROR, "Invalid suboption string: '%s'!", line);
}
line = strtok_r(NULL, AM_DELIMITER, &saveptr);
}
if(feed && feed->url) {
/* Maybe the cookies are encoded within the URL */
if(feed->cookies == NULL) {
parseCookiesFromURL(feed);
}
feed->id = listCount(*feeds);
feed_add(feed, feeds);
} else {
dbg_printf(P_ERROR, "Invalid feed: '%s'", str);
result = FAILURE;
}
am_free(str);
return result;
}
PRIVATE int parseFilter(am_filters *patlist, const char* match) {
char *line = NULL, *option = NULL, *param = NULL;
char *saveptr;
char *str = NULL;
am_filter filter = NULL;
int result = SUCCESS; /* be optimistic */
str = shorten(match);
line = strtok_r(str, AM_DELIMITER, &saveptr);
while (line) {
if(!filter) {
filter = filter_new();
assert(filter && "filter_new() failed!");
}
if(parseSubOption(line, &option, ¶m) == 0) {
if(!strncmp(option, "pattern", 7)) {
filter->pattern = shorten(param);
} else if(!strncmp(option, "useragent", 9)) {
filter->agent = shorten(param);
} else {
dbg_printf(P_ERROR, "Unknown suboption '%s'!", option);
}
am_free(option);
am_free(param);
} else {
dbg_printf(P_ERROR, "Invalid suboption string: '%s'!", line);
}
line = strtok_r(NULL, AM_DELIMITER, &saveptr);
}
if(filter && filter->pattern) {
filter_add(filter, patlist);
} else {
dbg_printf(P_ERROR, "Invalid filter: '%s'", str);
result = FAILURE;
}
am_free(str);
return result;
}
PRIVATE simple_list parseMultiOption(const char *str) {
int tmp_pos;
uint32_t line_pos = 0;
uint32_t len = strlen(str);
simple_list options = NULL;
char tmp[MAX_PARAM_LEN];
int last_dbl_quote_pos;
int8_t parse_error = 0;
int32_t current_line_pos = 0;
if(len == 0) {
dbg_printf(P_ERROR, "[parseMultiOption] empty input string!");
return NULL;
}
while(line_pos < len) {
memset(&tmp, 0, sizeof(tmp));
// Skip any initial whitespace
while (line_pos < len && isspace(str[line_pos])) {
++line_pos;
}
tmp_pos = 0;
parse_error = 0;
last_dbl_quote_pos = -1;
while(line_pos < len && str[line_pos] != '\0') {
if(str[line_pos] == '\"') {
last_dbl_quote_pos = tmp_pos;
} else if(str[line_pos] == '\n') {
// Text is broken over multiple lines
if(str[line_pos - 1] == '\\' || str[line_pos - 1] == '+') {
// skip newline
line_pos++;
// skip whitespace at the beginning of the next line
while (line_pos < len && isspace(str[line_pos])) {
++line_pos;
}
if(str[line_pos] == '\"' && last_dbl_quote_pos != -1) {
// Reset the string index to the position of the last double-quote, and properly null-terminate it
tmp_pos = last_dbl_quote_pos;
tmp[tmp_pos] = '\0';
// Skip the double-quote on the new line as well
line_pos++;
} else {
tmp[tmp_pos] = '\0';
dbg_printf(P_ERROR, "[parseMultiOption] Parsing error at line '%s'", &tmp[current_line_pos]);
parse_error = 1;
break;
}
} else {
// If the character before the newline is not a backslash ('\'), consider this suboption complete
break;
}
current_line_pos = tmp_pos;
}
tmp[tmp_pos++] = str[line_pos++];
}
if(parse_error) {
break;
}
/* A suboption is finished, end it with a null terminator */
tmp[tmp_pos] = '\0';
/* store the line in our list */
if(tmp_pos != 0) {
suboption_t* i = parseSubOption(tmp);
if(i != NULL) {
addItem(i, &options);
} else {
dbg_printf(P_ERROR, "Invalid suboption string: '%s'", tmp);
}
}
}
return options;
}