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//! ref: composer/src/Composer/Util/Http/Response.php
use crate::json::JsonFile;
use shirabe_php_shim::{PhpMixed, php_regex, preg_is_match, preg_match, preg_quote};
#[derive(Debug)]
pub struct Response {
url: String,
code: i64,
headers: Vec<String>,
body: Option<String>,
}
impl Response {
pub fn new(url: String, code: Option<i64>, headers: Vec<String>, body: Option<String>) -> Self {
Self {
url,
code: code.unwrap_or(0),
headers,
body,
}
}
/// The url of the request this response answered. PHP keeps the whole request array in a
/// private property with no getter, and the plugin boundary codec needs the url out of it to
/// rebuild the value in the child.
pub(crate) fn request_url(&self) -> &str {
&self.url
}
pub fn get_status_code(&self) -> i64 {
self.code
}
pub fn get_status_message(&self) -> Option<String> {
let mut value = None;
for header in &self.headers {
if preg_is_match(php_regex!(r"{^HTTP/\S+ \d+}i"), header) {
// In case of redirects, headers contain the headers of all responses
// so we can not return directly and need to keep iterating
value = Some(header.clone());
}
}
value
}
pub fn get_headers(&self) -> &Vec<String> {
&self.headers
}
pub fn get_header(&self, name: &str) -> Option<String> {
Self::find_header_value(&self.headers, name)
}
pub fn get_body(&self) -> Option<&str> {
self.body.as_deref()
}
pub fn decode_json(&self) -> anyhow::Result<PhpMixed> {
JsonFile::parse_json(self.body.as_deref(), Some(self.url.as_str()))
}
pub fn collect(&mut self) {
self.url = String::new();
self.code = 0;
self.headers = vec![];
self.body = None;
}
pub fn find_header_value(headers: &[String], name: &str) -> Option<String> {
let mut value = None;
let pattern = format!("{{^{}:\\s*(.+?)\\s*$}}i", preg_quote(name, None));
for header in headers {
if let Some(matches) = preg_match(&pattern, header)
&& let Some(s) = matches.get(1)
{
value = Some(s.to_string());
}
}
value
}
}
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