Improve system time zone detection

This commit is contained in:
Ben S 2016-02-10 19:02:20 +00:00
parent 8cadfa0049
commit 7f480ab06b
4 changed files with 37 additions and 8 deletions

29
Cargo.lock generated
View File

@ -17,6 +17,7 @@ dependencies = [
"term_grid 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)", "term_grid 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
"unicode-width 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)", "unicode-width 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
"users 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)", "users 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
"zoneinfo_compiled 0.2.1 (git+https://github.com/rust-datetime/zoneinfo-compiled.git)",
"zoneinfo_data 0.1.0 (git+https://github.com/rust-datetime/zoneinfo-data.git)", "zoneinfo_data 0.1.0 (git+https://github.com/rust-datetime/zoneinfo-data.git)",
] ]
@ -39,6 +40,11 @@ name = "bitflags"
version = "0.1.1" version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "byteorder"
version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]] [[package]]
name = "cmake" name = "cmake"
version = "0.1.12" version = "0.1.12"
@ -133,7 +139,7 @@ dependencies = [
"libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
"libssh2-sys 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)", "libssh2-sys 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
"libz-sys 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "libz-sys 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"openssl-sys 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)", "openssl-sys 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
"pkg-config 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", "pkg-config 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -153,7 +159,7 @@ dependencies = [
"cmake 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)", "cmake 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
"libz-sys 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "libz-sys 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"openssl-sys 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)", "openssl-sys 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
"pkg-config 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", "pkg-config 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
"winapi 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)", "winapi 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
"ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)", "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -199,7 +205,7 @@ version = "0.1.30"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"rand 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)", "rand 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
[[package]] [[package]]
@ -222,7 +228,7 @@ dependencies = [
[[package]] [[package]]
name = "openssl-sys" name = "openssl-sys"
version = "0.7.5" version = "0.7.6"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"gdi32-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "gdi32-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -265,7 +271,7 @@ dependencies = [
[[package]] [[package]]
name = "rustc-serialize" name = "rustc-serialize"
version = "0.3.17" version = "0.3.18"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]] [[package]]
@ -316,7 +322,7 @@ version = "0.2.38"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
"uuid 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)", "uuid 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -343,7 +349,7 @@ version = "0.1.18"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"rand 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)", "rand 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
[[package]] [[package]]
@ -365,6 +371,15 @@ dependencies = [
"winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
[[package]]
name = "zoneinfo_compiled"
version = "0.2.1"
source = "git+https://github.com/rust-datetime/zoneinfo-compiled.git#4ba145058702e68c322e8c822c3cf067b2b201f9"
dependencies = [
"byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
"datetime 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]] [[package]]
name = "zoneinfo_data" name = "zoneinfo_data"
version = "0.1.0" version = "0.1.0"

View File

@ -37,3 +37,6 @@ optional = true
[dependencies.zoneinfo_data] [dependencies.zoneinfo_data]
git = "https://github.com/rust-datetime/zoneinfo-data.git" git = "https://github.com/rust-datetime/zoneinfo-data.git"
[dependencies.zoneinfo_compiled]
git = "https://github.com/rust-datetime/zoneinfo-compiled.git"

View File

@ -14,6 +14,7 @@ extern crate scoped_threadpool;
extern crate term_grid; extern crate term_grid;
extern crate unicode_width; extern crate unicode_width;
extern crate users; extern crate users;
extern crate zoneinfo_compiled;
extern crate zoneinfo_data; extern crate zoneinfo_data;
#[cfg(feature="git")] extern crate git2; #[cfg(feature="git")] extern crate git2;

View File

@ -82,6 +82,7 @@ use ansi_term::Style;
use datetime::fmt::DateFormat; use datetime::fmt::DateFormat;
use datetime::{LocalDateTime, DatePiece}; use datetime::{LocalDateTime, DatePiece};
use datetime::TimeZone; use datetime::TimeZone;
use zoneinfo_compiled::CompiledData;
use zoneinfo_data::ZoneinfoData; use zoneinfo_data::ZoneinfoData;
use locale; use locale;
@ -168,12 +169,21 @@ impl Default for Environment<UsersCache> {
current_year: LocalDateTime::now().year(), current_year: LocalDateTime::now().year(),
numeric: locale::Numeric::load_user_locale().unwrap_or_else(|_| locale::Numeric::english()), numeric: locale::Numeric::load_user_locale().unwrap_or_else(|_| locale::Numeric::english()),
time: locale::Time::load_user_locale().unwrap_or_else(|_| locale::Time::english()), time: locale::Time::load_user_locale().unwrap_or_else(|_| locale::Time::english()),
tz: TimeZone::system().expect("Unable to determine time zone"), tz: determine_time_zone().expect("Unable to determine time zone"),
users: Mutex::new(UsersCache::new()), users: Mutex::new(UsersCache::new()),
} }
} }
} }
fn determine_time_zone() -> Result<TimeZone> {
if let Some(system_zone) = TimeZone::system() {
Ok(system_zone)
}
else {
TimeZone::from_file("/etc/localtime")
}
}
impl Details { impl Details {
/// Print the details of the given vector of files -- all of which will /// Print the details of the given vector of files -- all of which will