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//! ref: composer/vendor/symfony/console/Output/StreamOutput.php
use crate::symfony::console::exception::InvalidArgumentException;
use crate::symfony::console::formatter::OutputFormatterInterface;
use crate::symfony::console::output::OutputInterface;
use crate::symfony::console::output::output::{DoWrite, Output};
use crate::symfony::console::output::output_interface::VERBOSITY_NORMAL;
/// StreamOutput writes the output to a given stream.
///
/// Usage:
///
/// $output = new StreamOutput(fopen('php://stdout', 'w'));
///
/// As `StreamOutput` can use any stream, you can also use a file:
///
/// $output = new StreamOutput(fopen('/path/to/output.log', 'a', false));
#[derive(Debug)]
pub struct StreamOutput {
inner: Output,
stream: shirabe_php_shim::PhpResource,
}
impl StreamOutput {
/// `$verbosity` defaults to `self::VERBOSITY_NORMAL`; pass `None` to use it.
pub fn new(
stream: shirabe_php_shim::PhpResource,
verbosity: Option<i64>,
decorated: Option<bool>,
formatter: Option<std::rc::Rc<std::cell::RefCell<dyn OutputFormatterInterface>>>,
) -> anyhow::Result<Result<Self, InvalidArgumentException>> {
let verbosity = verbosity.unwrap_or(VERBOSITY_NORMAL);
if !shirabe_php_shim::is_resource_value(&stream)
|| "stream" != shirabe_php_shim::get_resource_type(&stream)
{
return Ok(Err(InvalidArgumentException(
shirabe_php_shim::InvalidArgumentException {
message: "The StreamOutput class needs a stream as its first argument."
.to_string(),
code: 0,
},
)));
}
let decorated = match decorated {
None => Some(Self::has_color_support(&stream)),
other => other,
};
let inner = Output::new(Some(verbosity), decorated.unwrap_or(false), formatter);
Ok(Ok(Self { inner, stream }))
}
pub(crate) fn inner(&self) -> &Output {
&self.inner
}
/// Gets the stream attached to this StreamOutput instance.
pub fn get_stream(&self) -> &shirabe_php_shim::PhpResource {
&self.stream
}
/// Returns true if the stream supports colorization.
///
/// Colorization is disabled if not supported by the stream:
///
/// This is tricky on Windows, because Cygwin, Msys2 etc emulate pseudo
/// terminals via named pipes, so we can only check the environment.
///
/// Reference: Composer\XdebugHandler\Process::supportsColor
/// https://github.com/composer/xdebug-handler
pub(crate) fn has_color_support(stream: &shirabe_php_shim::PhpResource) -> bool {
// Follow https://no-color.org/
if "" != no_color_first_char() {
return false;
}
// Detect msysgit/mingw and assume this is a tty because detection
// does not work correctly, see https://github.com/composer/composer/issues/9690
if !shirabe_php_shim::stream_isatty_resource(stream)
&& !["MINGW32", "MINGW64"].contains(
&shirabe_php_shim::strtoupper(
&shirabe_php_shim::getenv("MSYSTEM").unwrap_or_default(),
)
.as_str(),
)
{
return false;
}
if "\\" == shirabe_php_shim::DIRECTORY_SEPARATOR
&& shirabe_php_shim::sapi_windows_vt100_support(stream)
{
return true;
}
if Some("Hyper".to_string()) == shirabe_php_shim::getenv("TERM_PROGRAM")
|| shirabe_php_shim::getenv("COLORTERM").is_some()
|| shirabe_php_shim::getenv("ANSICON").is_some()
|| Some("ON".to_string()) == shirabe_php_shim::getenv("ConEmuANSI")
{
return true;
}
let term = shirabe_php_shim::getenv("TERM").unwrap_or_default();
if "dumb" == term {
return false;
}
// See https://github.com/chalk/supports-color/blob/d4f413efaf8da045c5ab440ed418ef02dbb28bf1/index.js#L157
let mut matches: Vec<Option<String>> = Vec::new();
shirabe_php_shim::preg_match(
"/^((screen|xterm|vt100|vt220|putty|rxvt|ansi|cygwin|linux).*)|(.*-256(color)?(-bce)?)$/",
&term,
&mut matches,
) != 0
}
}
/// PHP: `(($_SERVER['NO_COLOR'] ?? getenv('NO_COLOR'))[0] ?? '')`.
fn no_color_first_char() -> String {
let value = shirabe_php_shim::getenv("NO_COLOR").unwrap_or_default();
value
.chars()
.next()
.map(|c| c.to_string())
.unwrap_or_default()
}
impl DoWrite for StreamOutput {
fn do_write(&self, message: &str, newline: bool) {
let mut message = message.to_string();
if newline {
message.push_str(shirabe_php_shim::PHP_EOL);
}
shirabe_php_shim::fwrite_resource(&self.stream, &message);
shirabe_php_shim::fflush_resource(&self.stream);
}
}
impl OutputInterface for StreamOutput {
fn write(&self, messages: &[String], newline: bool, options: i64) {
self.inner.write(self, messages, newline, options);
}
fn writeln(&self, messages: &[String], options: i64) {
self.inner.writeln(self, messages, options);
}
fn set_verbosity(&self, level: i64) {
self.inner.set_verbosity(level);
}
fn get_verbosity(&self) -> i64 {
self.inner.get_verbosity()
}
fn is_quiet(&self) -> bool {
self.inner.is_quiet()
}
fn is_verbose(&self) -> bool {
self.inner.is_verbose()
}
fn is_very_verbose(&self) -> bool {
self.inner.is_very_verbose()
}
fn is_debug(&self) -> bool {
self.inner.is_debug()
}
fn set_decorated(&self, decorated: bool) {
self.inner.set_decorated(decorated);
}
fn is_decorated(&self) -> bool {
self.inner.is_decorated()
}
fn set_formatter(
&self,
formatter: std::rc::Rc<std::cell::RefCell<dyn OutputFormatterInterface>>,
) {
self.inner.set_formatter(formatter);
}
fn get_formatter(&self) -> std::rc::Rc<std::cell::RefCell<dyn OutputFormatterInterface>> {
self.inner.get_formatter()
}
}
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