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pub mod favicon_cache;
pub mod feed_parser;
pub mod html2text;
pub mod mercury_parser;
pub mod opml;
pub fn prepare_search_term(search_term: &str) -> String {
let mut search_term_balanced = search_term.replace("'", " ");
if count_char(&search_term, &'"') % 2 != 0 {
if let Some(last_quote) = search_term.rfind('"') {
search_term_balanced.replace_range(last_quote..last_quote + 1, " ");
}
}
let mut in_quote = false;
let mut prepared_search_term = String::new();
for word in search_term_balanced.split_whitespace() {
let mut quotes = count_char(word, &'"');
let mut word = word.to_owned();
if !in_quote && quotes > 0 {
in_quote = true;
quotes -= 1;
}
if !in_quote {
let lower = word.to_lowercase();
if lower == "and" || lower == "or" || lower == "not" || lower == "near" {
continue;
}
if word.starts_with("-") {
word.remove(0);
}
if word == "" {
continue;
}
word = format!("\"{}*\"", word);
}
if in_quote && quotes % 2 != 0 {
in_quote = false;
}
prepared_search_term.push_str(&word);
prepared_search_term.push_str(" ");
}
prepared_search_term
}
pub fn count_char(string: &str, character: &char) -> usize {
string.chars().filter(|c| c == character).count()
}
pub fn vec_to_option<T>(vector: Vec<T>) -> Option<Vec<T>> {
if vector.is_empty() {
None
} else {
Some(vector)
}
}
pub fn option_to_bool(option: Option<bool>) -> bool {
match option {
Some(value) => value,
None => false,
}
}