1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
// Copyright © 2020 Jakob L. Kreuze <zerodaysfordays@sdf.org>
//
// This file is part of бирка-тян.
//
// бирка-тян is free software; you can redistribute it and/or modify it
// under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// бирка-тян is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public
// License along with бирка-тян. If not, see <http://www.gnu.org/licenses/>.
#![feature(proc_macro_hygiene, decl_macro)]
#[macro_use]
extern crate anyhow;
extern crate image;
#[macro_use]
extern crate rocket;
extern crate rocket_contrib;
#[macro_use]
extern crate serde_derive;
mod database;
use anyhow::Result;
use database::{hash_file, Query, TagDatabase};
use image::ImageFormat;
use rocket::{Data, State};
use rocket_contrib::json::Json;
use std::env;
use std::fs;
use std::fs::File;
use std::os::unix::fs::symlink;
use std::path::Path;
use std::sync::Mutex;
type SiteState<'a> = State<'a, Mutex<DatabaseConnection>>;
struct DatabaseConnection {
tb: TagDatabase,
image_dir: String,
}
impl DatabaseConnection {
fn new() -> Result<Self> {
let bin = env::current_exe()?.canonicalize()?;
let bin_dir = bin.parent().unwrap();
let image_dir = String::from(bin_dir.join("image/").to_str().unwrap());
let tb_path = bin_dir.join("birka.db");
let tb = TagDatabase::new(tb_path.to_str().unwrap())?;
Ok(DatabaseConnection { tb, image_dir })
}
}
#[get("/")]
fn index(tb: SiteState) -> &'static str {
"Hello, world!"
}
#[derive(Serialize)]
struct ImageResult {
filename: String,
tags: Vec<String>,
}
#[get("/posts?<tags>")]
fn get_posts(conn: SiteState, tags: String) -> Json<Vec<ImageResult>> {
let tb = &conn.inner().lock().unwrap().tb;
let tags = tags.split(",").collect::<Vec<&str>>();
let results = tb
.query(Query {
tags: &tags[..],
last_id: Some(0),
limit: Some(50),
})
.unwrap();
Json(
results
.iter()
.map(|image| ImageResult {
filename: image.filename.clone(),
tags: tb.tags_for_image(image.id).unwrap(),
})
.collect(),
)
}
#[post("/posts/<filename>", data = "<data>")]
fn put_posts(conn: SiteState, filename: String, data: Data) -> Json<&str> {
let conn = conn.inner().lock().unwrap();
let path = Path::new(&conn.image_dir).join(filename);
data.stream_to_file(&path).unwrap();
conn.tb
.import_image(&path, &hash_file(&path).unwrap())
.unwrap();
Json("uploaded!")
}
/// Maybe initialize the directory for storing image symlinks and thumbnails.
fn create_image_directory(conn: &DatabaseConnection) {
fs::create_dir(&conn.image_dir).ok();
for image in conn.tb.images_by_tags(&vec![][..]).unwrap() {
let src = format!("{}/{}", image.orig_dir, image.filename);
let dst = format!("{}/{}", conn.image_dir, image.filename);
symlink(&src, &dst).ok();
let stem = Path::new(&dst).file_stem().unwrap().to_str().unwrap();
let thumb_path = format!("{}_thumb.png", stem);
let thumb_path = Path::new(&thumb_path);
if !thumb_path.exists() {
let im = image::open(&Path::new(&src)).unwrap();
let fout = &mut File::create(&thumb_path).unwrap();
im.thumbnail(100, 100)
.write_to(fout, ImageFormat::Png)
.unwrap();
}
}
}
fn main() {
let conn = DatabaseConnection::new().unwrap();
create_image_directory(&conn);
rocket::ignite()
.manage(Mutex::new(conn))
.mount("/", routes![index, get_posts])
.launch();
}
|
