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-rw-r--r--src/ageset.rs41
-rw-r--r--src/event.rs49
-rw-r--r--src/format/energymech.rs12
-rw-r--r--src/format/weechat3.rs12
-rw-r--r--src/main.rs43
5 files changed, 142 insertions, 15 deletions
diff --git a/src/ageset.rs b/src/ageset.rs
new file mode 100644
index 0000000..084afba
--- /dev/null
+++ b/src/ageset.rs
@@ -0,0 +1,41 @@
+use std::collections::HashSet;
+use std::hash::Hash;
+
+use blist::BList;
+
+/// So... this is a rather weird thing.
+/// It allows to semi-efficiently check the oldest (earliest insertion)
+/// elements for certain criteria and remove them in the order of insertion
+/// if the criteria is met.
+pub struct AgeSet<T> {
+ fifo: BList<T>,
+ set: HashSet<T>
+}
+
+impl<T> AgeSet<T> where T: Eq + Hash + Clone {
+ pub fn new() -> Self {
+ AgeSet {
+ fifo: BList::new(),
+ set: HashSet::new()
+ }
+ }
+
+ pub fn contains(&self, t: &T) -> bool {
+ self.set.contains(t)
+ }
+
+ pub fn prune<F>(&mut self, kill: F) where F: Fn(&T) -> bool {
+ while let Some(ref e) = self.fifo.front().map(T::clone) {
+ if kill(&e) {
+ let removed = self.fifo.pop_front().unwrap();
+ self.set.remove(&e);
+ assert!(*e == removed);
+ } else { break }
+ }
+ }
+
+ pub fn push(&mut self, t: T) {
+ self.fifo.push_back(t.clone());
+ self.set.insert(t);
+ }
+}
diff --git a/src/event.rs b/src/event.rs
index 9c59df2..83bb876 100644
--- a/src/event.rs
+++ b/src/event.rs
@@ -16,9 +16,12 @@
//! These will be used by all formats for encoding and decoding.
use std::borrow::Cow;
+use std::cmp::Ordering;
+use std::hash::{ Hash, Hasher };
use chrono::naive::time::NaiveTime;
use chrono::offset::fixed::FixedOffset;
+use chrono::offset::local::Local;
use chrono::offset::TimeZone;
/// A whole log, in memory. This structure does not specify its
@@ -30,7 +33,7 @@ pub struct Log<'a> {
/// Different log formats carry different amounts of information. Some might
/// hold enough information to calculate precise timestamps, others might
/// only suffice for the time of day.
-#[derive(Clone, Debug, PartialEq, Hash, RustcEncodable, RustcDecodable)]
+#[derive(Clone, Debug, PartialEq, Eq, Ord, Hash, RustcEncodable, RustcDecodable)]
pub enum Time {
Unknown,
Hms(u8, u8, u8),
@@ -53,9 +56,39 @@ impl Time {
&Time::Timestamp(t) => format!("{}", tz.timestamp(t, 0).format(f))
}
}
+
+ pub fn as_timestamp(&self) -> i64 {
+ use self::Time::*;
+ match self {
+ &Unknown => 0,
+ &Hms(h, m, s) => Local::today()
+ .and_hms(h as u32, m as u32, s as u32)
+ .timestamp(),
+ &Timestamp(i) => i
+ }
+ }
+
+ pub fn to_timestamp(&self) -> Time { Time::Timestamp(self.as_timestamp()) }
}
-#[derive(Clone, Debug, PartialEq, Hash, RustcEncodable, RustcDecodable)]
+impl PartialOrd for Time {
+ fn partial_cmp(&self, other: &Time) -> Option<Ordering> {
+ use self::Time::*;
+ match (self, other) {
+ (&Unknown, _) | (_, &Unknown) => None,
+ (&Hms(a_h, a_m, a_s), &Hms(b_h, b_m, b_s)) => {
+ if (a_h >= b_h && a_m >= b_m && a_s > b_s)
+ || (a_h >= b_h && a_m > b_m && a_s >= b_s)
+ || (a_h > b_h && a_m >= b_m && a_s >= b_s)
+ { Some(Ordering::Greater) } else { Some(Ordering::Less) }
+ },
+ (&Timestamp(a), &Timestamp(b)) => Some(a.cmp(&b)),
+ _ => unimplemented!()
+ }
+ }
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Hash, RustcEncodable, RustcDecodable)]
pub struct Event<'a> {
pub ty: Type<'a>,
pub time: Time,
@@ -64,7 +97,7 @@ pub struct Event<'a> {
/// All representable events, such as messages, quits, joins
/// and topic changes.
-#[derive(Clone, Debug, Hash, PartialEq, RustcEncodable, RustcDecodable)]
+#[derive(Clone, Debug, Hash, PartialEq, Eq, RustcEncodable, RustcDecodable)]
pub enum Type<'a> {
Connect,
Disconnect,
@@ -116,3 +149,13 @@ pub enum Type<'a> {
masks: Cow<'a, str>
}
}
+
+#[derive(Clone, Debug, PartialEq, Eq, RustcEncodable, RustcDecodable)]
+pub struct NoTimeHash<'a>(pub Event<'a>);
+
+impl<'a> Hash for NoTimeHash<'a> {
+ fn hash<H>(&self, state: &mut H) where H: Hasher {
+ self.0.ty.hash(state);
+ self.0.channel.hash(state);
+ }
+}
diff --git a/src/format/energymech.rs b/src/format/energymech.rs
index 0e46dce..df48318 100644
--- a/src/format/energymech.rs
+++ b/src/format/energymech.rs
@@ -31,7 +31,7 @@ static TIME_FORMAT: &'static str = "%H:%M:%S";
pub struct Iter<'a, R: 'a> where R: BufRead {
context: &'a Context,
input: R,
- buffer: String
+ buffer: Vec<u8>
}
impl<'a, R: 'a> Iterator for Iter<'a, R> where R: BufRead {
@@ -54,18 +54,20 @@ impl<'a, R: 'a> Iterator for Iter<'a, R> where R: BufRead {
loop {
self.buffer.clear();
- match self.input.read_line(&mut self.buffer) {
+ match self.input.read_until(b'\n', &mut self.buffer) {
Ok(0) | Err(_) => return None,
Ok(_) => ()
}
+ let buffer = String::from_utf8_lossy(&self.buffer);
+
let mut split_tokens: Vec<char> = Vec::new();
- let tokens = self.buffer.split( |c: char| {
+ let tokens = buffer.split( |c: char| {
if c.is_whitespace() { split_tokens.push(c); true } else { false }
}).collect::<Vec<_>>();
if log_enabled!(Info) {
- info!("Original: `{}`", self.buffer);
+ info!("Original: `{}`", buffer);
info!("Parsing: {:?}", tokens);
}
@@ -157,7 +159,7 @@ impl<'a, R: 'a> Decode<'a, R> for Energymech where R: BufRead {
Iter {
context: context,
input: input,
- buffer: String::new()
+ buffer: Vec::new()
}
}
}
diff --git a/src/format/weechat3.rs b/src/format/weechat3.rs
index 3ff781c..e733a38 100644
--- a/src/format/weechat3.rs
+++ b/src/format/weechat3.rs
@@ -29,7 +29,7 @@ static TIME_DATE_FORMAT: &'static str = "%Y-%m-%d %H:%M:%S";
pub struct Iter<'a, R: 'a> where R: BufRead {
context: &'a Context,
input: R,
- buffer: String
+ buffer: Vec<u8>
}
impl<'a, R: 'a> Iterator for Iter<'a, R> where R: BufRead {
@@ -41,18 +41,20 @@ impl<'a, R: 'a> Iterator for Iter<'a, R> where R: BufRead {
loop {
self.buffer.clear();
- match self.input.read_line(&mut self.buffer) {
+ match self.input.read_until(b'\n', &mut self.buffer) {
Ok(0) | Err(_) => return None,
Ok(_) => ()
}
+ let buffer = String::from_utf8_lossy(&self.buffer);
+
let mut split_tokens: Vec<char> = Vec::new();
- let tokens = self.buffer.split(|c: char| {
+ let tokens = buffer.split(|c: char| {
if c.is_whitespace() { split_tokens.push(c); true } else { false }
}).collect::<Vec<_>>();
if log_enabled!(Info) {
- info!("Original: `{}`", self.buffer);
+ info!("Original: `{}`", buffer);
info!("Parsing: {:?}", tokens);
}
@@ -143,7 +145,7 @@ impl<'a, I: 'a> Decode<'a, I> for Weechat3 where I: BufRead {
Iter {
context: context,
input: input,
- buffer: String::new()
+ buffer: Vec::new()
}
}
}
diff --git a/src/main.rs b/src/main.rs
index aa39b69..9ed0646 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,6 +25,7 @@ extern crate regex;
extern crate log;
extern crate env_logger;
extern crate glob;
+extern crate blist;
use std::process;
use std::io::{ self, Read, BufRead, BufReader, Write, BufWriter };
@@ -42,9 +43,12 @@ use glob::glob;
use ilc::context::Context;
use ilc::format::{ self, Encode, Decode, DecodeBox };
-use ilc::event::{ Event, Type };
+use ilc::event::{ Event, Type, NoTimeHash };
+
+use ageset::AgeSet;
mod chain;
+mod ageset;
static USAGE: &'static str = r#"
d8b 888
@@ -62,6 +66,8 @@ Usage:
ilc parse [options] [-i FILE...]
ilc convert [options] [-i FILE...]
ilc freq [options] [-i FILE...]
+ ilc sort [options] [-i FILE...]
+ ilc dedup [options] [-i FILE...]
ilc (-h | --help | -v | --version)
Options:
@@ -81,6 +87,8 @@ struct Args {
cmd_parse: bool,
cmd_convert: bool,
cmd_freq: bool,
+ cmd_sort: bool,
+ cmd_dedup: bool,
arg_file: Vec<String>,
flag_in: Vec<String>,
flag_out: Option<String>,
@@ -180,7 +188,7 @@ fn main() {
let encoder = force_encoder(args.flag_outf);
for e in decoder.decode_box(&context, &mut input) {
match e {
- Ok(e) => { let _ = encoder.encode(&context, &mut io::stdout(), &e); },
+ Ok(e) => { let _ = encoder.encode(&context, &mut output, &e); },
Err(e) => error(Box::new(e))
}
}
@@ -235,5 +243,36 @@ fn main() {
for &(ref name, ref stat) in stats.iter().take(10) {
let _ = write!(&mut output, "{}:\n\tLines: {}\n\tWords: {}\n", name, stat.lines, stat.words);
}
+ } else if args.cmd_sort {
+ let mut decoder = force_decoder(args.flag_inf);
+ let encoder = force_encoder(args.flag_outf);
+ let mut events: Vec<Event> = decoder.decode_box(&context, &mut input)
+ .flat_map(Result::ok)
+ .collect();
+
+ events.sort_by(|a, b| a.time.cmp(&b.time));
+ for e in events {
+ let _ = encoder.encode(&context, &mut output, &e);
+ }
+ } else if args.cmd_dedup {
+ let mut decoder = force_decoder(args.flag_inf);
+ let encoder = force_encoder(args.flag_outf);
+ let mut backlog = AgeSet::new();
+
+ for e in decoder.decode_box(&context, &mut input) {
+ if let Ok(e) = e {
+ let newest_event = e.clone();
+ backlog.prune(move |a: &NoTimeHash| {
+ let age = newest_event.time.as_timestamp() - a.0.time.as_timestamp();
+ age > 5000
+ });
+ // write `e` if it's a new event
+ let n = NoTimeHash(e);
+ if !backlog.contains(&n) {
+ let _ = encoder.encode(&context, &mut output, &n.0);
+ backlog.push(n);
+ }
+ }
+ }
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 16:37:44 +0000