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#[macro_use]
extern crate serde_derive;
extern crate serde;
extern crate hyper;
extern crate time;
extern crate mime;
use time::Tm;
use mime::Mime;
use util::parse_rfc3339;
use std::fmt::{self, Write};
use hyper::Error as HyperError;
use serde::ser::{SerializeMap, Serializer, Serialize};
use hyper::header::{Formatter as HeaderFormatter, Raw as RawHeader, Header};
use serde::de::{self, Deserializer, Deserialize, SeqAccess, MapAccess, Visitor};
pub mod util;
static RAW_FILE_DATA_FIELDS: &[&str] = &["mime_type", "name", "last_modified", "size", "is_file"];
#[derive(Eq, PartialEq, Ord, PartialOrd, Debug, Clone, Hash, Copy)]
pub struct RawFsApiHeader(pub bool);
impl Header for RawFsApiHeader {
fn header_name() -> &'static str {
"X-Raw-Filesystem-API"
}
fn parse_header(raw: &RawHeader) -> Result<RawFsApiHeader, HyperError> {
if let Some(line) = raw.one() {
match &line[..] {
b"0" => return Ok(RawFsApiHeader(false)),
b"1" => return Ok(RawFsApiHeader(true)),
_ => {}
}
}
Err(HyperError::Header)
}
fn fmt_header(&self, f: &mut HeaderFormatter) -> fmt::Result {
f.fmt_line(&self)
}
}
impl fmt::Display for RawFsApiHeader {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_char(if self.0 { '1' } else { '0' })
}
}
#[derive(Serialize, Deserialize, Eq, PartialEq, Ord, PartialOrd, Debug, Clone, Hash)]
pub struct FilesetData {
pub writes_supported: bool,
pub is_root: bool,
pub is_file: bool,
pub files: Vec<RawFileData>,
}
#[derive(Eq, PartialEq, Ord, PartialOrd, Debug, Clone, Hash)]
pub struct RawFileData {
pub mime_type: Mime,
pub name: String,
pub last_modified: Tm,
pub size: u64,
pub is_file: bool,
}
impl Serialize for RawFileData {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
let mut map = try!(serializer.serialize_map(Some(RAW_FILE_DATA_FIELDS.len())));
try!(map.serialize_entry("mime_type", &self.mime_type.to_string()));
try!(map.serialize_entry("name", &self.name));
try!(map.serialize_entry("last_modified",
&self.last_modified
.to_utc()
.strftime(if self.last_modified.tm_nsec == 0 {
"%Y-%m-%dT%H:%M:%SZ"
} else {
"%Y-%m-%dT%H:%M:%S.%fZ"
})
.unwrap()
.to_string()));
try!(map.serialize_entry("size", &self.size));
try!(map.serialize_entry("is_file", &self.is_file));
map.end()
}
}
impl<'de> Deserialize<'de> for RawFileData {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<RawFileData, D::Error> {
deserializer.deserialize_struct("RawFileData", RAW_FILE_DATA_FIELDS, RawFileDataVisitor)
}
}
struct RawFileDataVisitor;
impl<'de> Visitor<'de> for RawFileDataVisitor {
type Value = RawFileData;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("struct RawFileData")
}
fn visit_seq<V: SeqAccess<'de>>(self, mut seq: V) -> Result<RawFileData, V::Error> {
Ok(RawFileData {
mime_type: {
let mt: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
try!(mt.parse()
.map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&mt), &"valid MIME type")))
},
name: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(1, &self))),
last_modified: {
let lm: String = try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(0, &self)));
try!(parse_rfc3339(&lm).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&lm), &"RRC3339 timestamp")))
},
size: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(3, &self))),
is_file: try!(try!(seq.next_element()).ok_or_else(|| de::Error::invalid_length(4, &self))),
})
}
fn visit_map<V: MapAccess<'de>>(self, mut map: V) -> Result<RawFileData, V::Error> {
let mut mime_type = None;
let mut name = None;
let mut last_modified = None;
let mut size = None;
let mut is_file = None;
while let Some(key) = try!(map.next_key::<String>()) {
match &key[..] {
"mime_type" => {
if mime_type.is_some() {
return Err(de::Error::duplicate_field("mime_type"));
}
let nv: String = try!(map.next_value());
mime_type = Some(try!(nv.parse::<Mime>()
.map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&nv), &"valid MIME type"))));
}
"name" => {
if name.is_some() {
return Err(de::Error::duplicate_field("name"));
}
name = Some(try!(map.next_value()));
}
"last_modified" => {
if last_modified.is_some() {
return Err(de::Error::duplicate_field("last_modified"));
}
let nv: String = try!(map.next_value());
last_modified = Some(try!(parse_rfc3339(&nv).map_err(|_| de::Error::invalid_value(de::Unexpected::Str(&nv), &"RRC3339 timestamp"))));
}
"size" => {
if size.is_some() {
return Err(de::Error::duplicate_field("size"));
}
size = Some(try!(map.next_value()));
}
"is_file" => {
if is_file.is_some() {
return Err(de::Error::duplicate_field("is_file"));
}
is_file = Some(try!(map.next_value()));
}
key => return Err(de::Error::unknown_field(key, RAW_FILE_DATA_FIELDS)),
}
}
Ok(RawFileData {
mime_type: try!(mime_type.ok_or_else(|| de::Error::missing_field("mime_type"))),
name: try!(name.ok_or_else(|| de::Error::missing_field("name"))),
last_modified: try!(last_modified.ok_or_else(|| de::Error::missing_field("last_modified"))),
size: try!(size.ok_or_else(|| de::Error::missing_field("size"))),
is_file: try!(is_file.ok_or_else(|| de::Error::missing_field("is_file"))),
})
}
}