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#[macro_use]
extern crate lazy_static;
extern crate regex;
extern crate reqwest;
use regex::Regex;
use std::fs;
use std::path::Path;
use std::sync::mpsc::channel;
use std::thread;
#[derive(Debug)]
pub struct Dictionary {
items: Vec<DictionaryItem>,
}
impl Dictionary {
pub fn new(items: Vec<DictionaryItem>) -> Dictionary {
Dictionary { items: items }
}
pub fn create_from_file(path: &Path) -> Dictionary {
Dictionary {
items: fs::read_to_string(path)
.expect("Unable to read file!")
.split("\n")
.map(|element| {
let props = element.split("\t").collect::<Vec<&str>>();
DictionaryItem {
word: props[0].to_string(),
meaning: props[1].to_string(),
pos: props[2].split(",").map(|value| value.to_string()).collect(),
category: props[3].split(",").map(|value| value.to_string()).collect(),
}
}).collect(),
}
}
pub fn create_from_web(thread_num: usize) -> Dictionary {
let (sender, receiver) = channel();
for i in 0..thread_num {
lazy_static! {
static ref html_remover: Regex = Regex::new(r"<[^>]*>").unwrap();
static ref sign_remover: Regex = Regex::new(r"〔.+〕|【.+】").unwrap();
static ref pos_matcher: Regex = Regex::new(r"「([가-힣 ]+)」").unwrap();
static ref category_matcher: Regex = Regex::new(r"『([가-힣 ]+)』").unwrap();
static ref urls: Vec<String> = [
('ㄱ', "%E3%84%B1", 65485),
('ㄴ', "%E3%84%B4", 17666),
('ㄷ', "%E3%84%B7", 31224),
('ㄹ', "%E3%84%B9", 9582),
('ㅁ', "%E3%85%81", 26771),
('ㅂ', "%E3%85%82", 39518),
('ㅅ', "%E3%85%85", 55910),
('ㅇ', "%E3%85%87", 69582),
('ㅈ', "%E3%85%88", 50895),
('ㅊ', "%E3%85%8A", 19529),
('ㅋ', "%E3%85%8B", 5420),
('ㅌ', "%E3%85%8C", 9759),
('ㅍ', "%E3%85%8D", 12667),
('ㅎ', "%E3%85%8E", 28406),
].into_iter().map(|(_, encoded_consonant, amount)| {
let mut url = vec![];
for i in 1..(amount / 500 + 1){
url.push(format!("http://stdweb2.korean.go.kr/search/List_dic.jsp?setJaso={}&PageRow=500&SearchPart=Index&go={}", encoded_consonant, i));
}
url
}).fold(vec![], |mut acc, url| {
acc.extend(url);
acc
});
}
let url_size = urls.len();
let url_unit = url_size / thread_num;
let urls_allocated = if i == thread_num - 1 {
&urls[(i * url_unit)..]
} else {
&urls[(i * url_unit)..((i + 1) * url_unit)]
};
let my_sender = sender.clone();
thread::spawn(move || {
for url in urls_allocated {
let html = reqwest::get(url).ok().unwrap().text().unwrap();
let elements: Vec<&str> = html
.split("<span id=\"print_area\">\n\t\t<p class=\"exp\">")
.nth(1)
.unwrap()
.split("</p>\n\n </span>\n\t\t\n<!-- paging.jsp -->")
.nth(0)
.unwrap()
.trim()
.split("</p>\n<p class=\"exp\">")
.collect();
let mut items = vec![];
for element in elements {
let word = html_remover
.replace_all(&element.split("</font></strong>").nth(0).unwrap(), "");
let desc = html_remover.replace_all(
&element
.split("<img src=\'/image/0715_plus.gif\' /></a> ")
.nth(1)
.unwrap(),
"",
);
let meaning = sign_remover.replace_all(&desc, "");
items.push(DictionaryItem {
word: word.to_string(),
meaning: meaning.trim().to_string(),
pos: pos_matcher
.captures_iter(&meaning)
.map(|c| c.get(1).unwrap().as_str().to_string())
.collect(),
category: category_matcher
.captures_iter(&meaning)
.map(|c| c.get(1).unwrap().as_str().to_string())
.collect(),
});
}
my_sender.send(items).unwrap();
}
});
}
let mut items = vec![];
for _ in 0..878 {
items.extend(receiver.recv().unwrap());
}
Dictionary { items: items }
}
pub fn find(&self, word: &str) -> Result<&DictionaryItem, ()> {
for item in &self.items {
if item.word == word {
return Ok(item);
}
}
Err(())
}
pub fn find_all(&self, word: &str) -> Result<Vec<&DictionaryItem>, ()> {
let mut items = vec![];
for item in &self.items {
if item.word == word {
items.push(item);
}
}
if items.len() > 0 {
return Ok(items);
}
Err(())
}
pub fn has(&self, word: &str) -> bool {
for item in &self.items {
if item.word == word {
return true;
}
}
return false;
}
pub fn save_as_tsv(self, path: &Path) {
fs::write(
&path,
self.items
.into_iter()
.map(|item| {
format!(
"{}\t{}\t{}\t{}",
item.word,
item.meaning,
item.pos.join(","),
item.category.join(",")
)
}).collect::<Vec<String>>()
.join("\n")
.as_bytes(),
).expect("Unable to write file!");
}
pub fn size(&self) -> usize {
self.items.len()
}
}
#[derive(Debug)]
pub struct DictionaryItem {
pub word: String,
pub meaning: String,
pub pos: Vec<String>,
pub category: Vec<String>,
}