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//! ref: composer/src/Composer/Platform/Runtime.php
use anyhow::Result;
use indexmap::IndexMap;
use shirabe_external_packages::composer::pcre::{CaptureKey, Preg};
use shirabe_php_shim::{
PhpMixed, class_exists, constant, defined, function_exists, get_loaded_extensions,
html_entity_decode, implode, instantiate_class, ltrim, phpversion, strip_tags, trim,
};
/// Seam over the PHP runtime so PlatformRepository can be tested against mocked
/// extension/constant/function probes. PHP has no such interface (the test mocks the
/// concrete `Composer\Platform\Runtime` directly); it is introduced here to keep the
/// consumer dependent only on trait methods.
pub trait RuntimeInterface: std::fmt::Debug {
fn has_constant(&self, constant_name: &str, class: Option<String>) -> bool;
fn get_constant(&self, constant_name: &str, class: Option<String>) -> PhpMixed;
/// `callable` carries the PHP callable spec (a function name string or a
/// `[class, method]` list), matching PHP `invoke($callable, $arguments)`.
fn invoke(&self, callable: PhpMixed, arguments: Vec<PhpMixed>) -> PhpMixed;
fn has_class(&self, class: &str) -> bool;
fn construct(&self, class: &str, arguments: Vec<PhpMixed>) -> Result<PhpMixed>;
fn get_extensions(&self) -> Vec<String>;
fn get_extension_version(&self, extension: &str) -> String;
fn get_extension_info(&self, extension: &str) -> Result<String>;
}
#[derive(Debug)]
pub struct Runtime;
impl RuntimeInterface for Runtime {
fn has_constant(&self, constant_name: &str, class: Option<String>) -> bool {
defined(<rim(
&format!("{}::{}", class.as_deref().unwrap_or(""), constant_name),
Some(":"),
))
}
fn get_constant(&self, constant_name: &str, class: Option<String>) -> PhpMixed {
constant(<rim(
&format!("{}::{}", class.as_deref().unwrap_or(""), constant_name),
Some(":"),
))
}
fn invoke(&self, callable: PhpMixed, arguments: Vec<PhpMixed>) -> PhpMixed {
// PHP: return $callable(...$arguments);
// Dispatching an arbitrary PHP callable needs a PHP runtime; no shim exists.
let _ = (callable, arguments);
todo!()
}
fn has_class(&self, class: &str) -> bool {
class_exists(class)
}
fn construct(&self, class: &str, arguments: Vec<PhpMixed>) -> Result<PhpMixed> {
if arguments.is_empty() {
Ok(instantiate_class(class, vec![]))
} else {
Ok(instantiate_class(class, arguments))
}
}
fn get_extensions(&self) -> Vec<String> {
get_loaded_extensions()
}
fn get_extension_version(&self, extension: &str) -> String {
let version = phpversion(extension);
version.unwrap_or_else(|| "0".to_string())
}
fn get_extension_info(&self, extension: &str) -> Result<String> {
// Depends on \ReflectionExtension::info() and output buffering; no shim equivalent exists.
let _ = extension;
todo!()
}
}
impl Runtime {
pub fn has_function(&self, f: &str) -> bool {
function_exists(f)
}
pub fn parse_html_extension_info(html: &str) -> String {
let mut result: Vec<String> = vec![];
let mut matches: IndexMap<CaptureKey, String> = IndexMap::new();
if Preg::match3(
r"~<h2>\s*<a[^>]*>([^<]+)</a>\s*</h2>~i",
html,
Some(&mut matches),
) {
result.push(trim(
&html_entity_decode(
matches
.get(&CaptureKey::ByIndex(1))
.map(|s| s.as_str())
.unwrap_or(""),
),
None,
));
result.push(String::new());
}
let mut matches: IndexMap<CaptureKey, Vec<String>> = IndexMap::new();
if Preg::match_all3(
r#"~<tr>\s*<td class="e">\s*(.*?)\s*</td>\s*<td class="v">\s*(.*?)\s*</td>\s*</tr>~is"#,
html,
Some(&mut matches),
) > 0
{
let group1 = matches
.get(&CaptureKey::ByIndex(1))
.cloned()
.unwrap_or_default();
let group2 = matches
.get(&CaptureKey::ByIndex(2))
.cloned()
.unwrap_or_default();
let count = std::cmp::min(group1.len(), group2.len());
for i in 0..count {
let key = trim(&html_entity_decode(&strip_tags(&group1[i])), None);
let value = trim(&html_entity_decode(&strip_tags(&group2[i])), None);
result.push(format!("{} => {}", key, value));
}
}
implode("\n", &result)
}
}
|
