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Add support for non-UTF8 CSS stylesheets, with rust-encoding.

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This commit is contained in:
Simon Sapin 2013-12-11 16:40:30 +00:00
parent b98acc2f75
commit 2d6ac33656
8 changed files with 57 additions and 38 deletions
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18
src/components/script/html/cssparse.rs
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@ -8,8 +8,10 @@ use std::cell::Cell;
use std::comm;
use std::comm::Port;
use std::task;
use encoding::EncodingObj;
use encoding::all::UTF_8;
use style::Stylesheet;
use servo_net::resource_task::{Load, ProgressMsg, Payload, Done, ResourceTask};
use servo_net::resource_task::{Load, LoadResponse, ProgressMsg, Payload, Done, ResourceTask};
use extra::url::Url;
/// Where a style sheet comes from.
@ -23,6 +25,9 @@ pub fn spawn_css_parser(provenance: StylesheetProvenance,
-> Port<Stylesheet> {
let (result_port, result_chan) = comm::stream();
// TODO: Get the actual value. http://dev.w3.org/csswg/css-syntax/#environment-encoding
let environment_encoding = UTF_8 as EncodingObj;
let provenance_cell = Cell::new(provenance);
do task::spawn {
// TODO: CSS parsing should take a base URL.
@ -38,12 +43,15 @@ pub fn spawn_css_parser(provenance: StylesheetProvenance,
debug!("cssparse: loading style sheet at {:s}", url.to_str());
let (input_port, input_chan) = comm::stream();
resource_task.send(Load(url, input_chan));
Stylesheet::from_iter(ProgressMsgPortIterator {
progress_port: input_port.recv().progress_port
})
let LoadResponse { metadata: metadata, progress_port: progress_port }
= input_port.recv();
let protocol_encoding_label = metadata.charset.as_ref().map(|s| s.as_slice());
let iter = ProgressMsgPortIterator { progress_port: progress_port };
Stylesheet::from_bytes_iter(
iter, protocol_encoding_label, Some(environment_encoding))
}
InlineProvenance(_, data) => {
Stylesheet::from_str(data)
Stylesheet::from_str(data, environment_encoding)
}
};
result_chan.send(sheet);