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Copy pathFileSystem.ts
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Copy pathFileSystem.ts
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401 lines (367 loc) · 13.9 KB
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import * as fs from "fs/promises";
import * as path from "path";
import * as os from "os";
import { glob as matchGlob } from "glob";
import type { PHPEngine } from "../PHPEngine.js";
import type { PHPContext } from "../PHPContext.js";
import { PHPVariable, PHPReference } from "./PHPVariable.js";
function resolvePath(ctx: PHPContext, p: string): string {
if (!p) return "";
if (path.isAbsolute(p)) return p;
return path.resolve(ctx?.cwd || process.cwd(), p);
}
export class FileSystemRuntime {
public static async fileowner(ctx: PHPContext, filenameArg?: PHPReference): Promise<number | false> {
try {
const filename = resolvePath(ctx, String(await filenameArg?.get() ?? ""));
return (await fs.stat(filename)).uid;
} catch { return false; }
}
public static async fileperms(ctx: PHPContext, filenameArg?: PHPReference): Promise<number | false> {
try {
const filename = resolvePath(ctx, String(await filenameArg?.get() ?? ""));
return (await fs.stat(filename)).mode;
} catch { return false; }
}
public static async glob(ctx: PHPContext, patternArg?: PHPReference, flagsArg?: PHPReference): Promise<string[] | false> {
try {
const pattern = String(await patternArg?.get() ?? "");
const flags = Number(await flagsArg?.get()) || 0;
const cwd = ctx.cwd;
const normalizedPattern = process.platform === "win32" ? pattern.replace(/\\/g, "/") : pattern;
let matches = await matchGlob(normalizedPattern, {
cwd,
mark: Boolean(flags & 2),
nobrace: !(flags & 1024),
noext: true,
windowsPathsNoEscape: process.platform === "win32" || Boolean(flags & 64),
});
if (flags & 8192) {
const directories = await Promise.all(matches.map(async (entry) => {
try { return (await fs.stat(path.resolve(cwd, entry))).isDirectory(); }
catch { return false; }
}));
matches = matches.filter((entry, index) => directories[index]);
}
matches = matches.map((entry) => entry.replace(/\\/g, "/"));
if (!(flags & 4)) matches.sort();
return matches.length === 0 && (flags & 16) ? [pattern] : matches;
} catch {
return false;
}
}
public static async file(ctx: PHPContext, filepathArg?: PHPReference, flagsArg?: PHPReference): Promise<string[] | false> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const flags = Number(await flagsArg?.get()) || 0;
const content = await fs.readFile(filepath, "utf8");
const lines = content.split("\n").map((line, idx, arr) => (idx < arr.length - 1 ? line + "\n" : line));
if (flags & 2) { // FILE_SKIP_EMPTY_LINES
return lines.filter((l) => l.trim().length > 0);
}
return lines;
} catch {
return false;
}
}
public static async file_get_contents(ctx: PHPContext, filepathArg?: any): Promise<string | false> {
try {
const strPath = await ctx.str(await ctx.toVal(filepathArg));
if (strPath.startsWith("http://") || strPath.startsWith("https://")) {
try {
const controller = new AbortController();
const timer = setTimeout(() => controller.abort(), 1000);
if (typeof timer.unref === "function") timer.unref();
try {
const res = await fetch(strPath, { signal: controller.signal });
clearTimeout(timer);
return await res.text();
} catch {
clearTimeout(timer);
return false;
}
} catch {
return false;
}
}
const filepath = resolvePath(ctx, strPath);
return await fs.readFile(filepath, "utf8");
} catch {
return false;
}
}
public static async file_put_contents(ctx: PHPContext, filepathArg?: PHPReference, dataArg?: PHPReference, flagsArg?: PHPReference): Promise<number | false> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const data = await dataArg?.get();
const flags = Number(await flagsArg?.get()) || 0;
const str = typeof data === "string" || Buffer.isBuffer(data) ? data : String(data ?? "");
if (flags & 8) { // FILE_APPEND = 8
await fs.appendFile(filepath, str);
} else {
await fs.writeFile(filepath, str);
}
return typeof str === "string" ? Buffer.byteLength(str) : str.length;
} catch {
return false;
}
}
public static async file_exists(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
await fs.access(filepath);
return true;
} catch {
return false;
}
}
public static async is_dir(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const stat = await fs.stat(filepath);
return stat.isDirectory();
} catch {
return false;
}
}
public static async is_file(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const stat = await fs.stat(filepath);
return stat.isFile();
} catch {
return false;
}
}
public static async is_readable(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
await fs.access(filepath, fs.constants.R_OK);
return true;
} catch {
return false;
}
}
public static async is_writable(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
await fs.access(filepath, fs.constants.W_OK);
return true;
} catch {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
await fs.access(filepath, fs.constants.F_OK);
return true;
} catch {
return false;
}
}
}
public static async filesize(ctx: PHPContext, filepathArg?: PHPReference): Promise<number | false> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const stat = await fs.stat(filepath);
return stat.size;
} catch {
return false;
}
}
public static async filemtime(ctx: PHPContext, filepathArg?: PHPReference): Promise<number | false> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
const stat = await fs.stat(filepath);
return Math.floor(stat.mtimeMs / 1000);
} catch {
return false;
}
}
public static async realpath(ctx: PHPContext, filepathArg?: PHPReference): Promise<string | false> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
return await fs.realpath(filepath);
} catch {
return false;
}
}
public static async basename(ctx: PHPContext, filepathArg?: any, suffixArg?: any): Promise<string> {
const filepath = String(await ctx.toVal(filepathArg) ?? "");
const suffixVal = await ctx.toVal(suffixArg);
const suffix = suffixVal ? String(suffixVal) : undefined;
const normalized = filepath.replace(/\\/g, "/");
let base = path.basename(normalized);
if (suffix && base.endsWith(suffix)) {
base = base.substring(0, base.length - suffix.length);
}
return base;
}
public static async dirname(ctx: PHPContext, filepathArg?: any): Promise<string> {
const filepath = String(await ctx.toVal(filepathArg) ?? "");
return path.dirname(filepath);
}
public static async pathinfo(ctx: PHPContext, filepathArg?: any, flagsArg?: any): Promise<Record<string, string>> {
const filepath = String(await ctx.toVal(filepathArg) ?? "");
const parsed = path.parse(filepath);
return {
dirname: parsed.dir,
basename: parsed.base,
extension: parsed.ext ? parsed.ext.substring(1) : "",
filename: parsed.name,
};
}
public static async mkdir(ctx: PHPContext, dirpathArg?: PHPReference, modeArg?: PHPReference, recursiveArg?: PHPReference): Promise<boolean> {
try {
const dirpath = resolvePath(ctx, String(await dirpathArg?.get() ?? ""));
const mode = Number(await modeArg?.get()) || 0o777;
const recursive = Boolean(await recursiveArg?.get());
await fs.mkdir(dirpath, { recursive, mode });
return true;
} catch {
return false;
}
}
public static async chmod(ctx: PHPContext, filenameArg?: PHPReference, modeArg?: PHPReference): Promise<boolean> {
try {
const filename = resolvePath(ctx, String(await filenameArg?.get() ?? ""));
const mode = Number(await modeArg?.get()) || 0o666;
await fs.chmod(filename, mode);
return true;
} catch {
return true;
}
}
public static async rmdir(ctx: PHPContext, dirpathArg?: PHPReference): Promise<boolean> {
try {
const dirpath = resolvePath(ctx, String(await dirpathArg?.get() ?? ""));
await fs.rmdir(dirpath);
return true;
} catch {
return false;
}
}
public static async unlink(ctx: PHPContext, filepathArg?: PHPReference): Promise<boolean> {
try {
const filepath = resolvePath(ctx, String(await filepathArg?.get() ?? ""));
await fs.unlink(filepath);
return true;
} catch {
return false;
}
}
public static async rename(ctx: PHPContext, oldnameArg?: PHPReference, newnameArg?: PHPReference): Promise<boolean> {
try {
const oldname = resolvePath(ctx, String(await oldnameArg?.get() ?? ""));
const newname = resolvePath(ctx, String(await newnameArg?.get() ?? ""));
await fs.rename(oldname, newname);
return true;
} catch {
return false;
}
}
public static async copy(ctx: PHPContext, sourceArg?: PHPReference, destArg?: PHPReference): Promise<boolean> {
try {
const source = resolvePath(ctx, String(await sourceArg?.get() ?? ""));
const dest = resolvePath(ctx, String(await destArg?.get() ?? ""));
await fs.copyFile(source, dest);
return true;
} catch {
return false;
}
}
public static async tempnam(ctx: PHPContext, dirArg?: PHPReference, prefixArg?: PHPReference): Promise<string | false> {
try {
const dir = resolvePath(ctx, String(await dirArg?.get() ?? ""));
const prefix = String(await prefixArg?.get() ?? "");
const name = path.join(dir, `${prefix}${Math.random().toString(36).substring(2)}`);
await fs.writeFile(name, "");
return name;
} catch {
return false;
}
}
public static async sys_get_temp_dir(ctx?: PHPContext): Promise<string> {
return os.tmpdir();
}
public static async scandir(ctx: PHPContext, dirpathArg?: PHPReference): Promise<string[] | false> {
try {
const dirpath = resolvePath(ctx, String(await dirpathArg?.get() ?? ""));
return await fs.readdir(dirpath);
} catch {
return false;
}
}
public static async opendir(ctx: PHPContext, pathArg?: any): Promise<any> {
const rawPath = String(await ctx.toVal(pathArg) ?? "");
const resolved = resolvePath(ctx, rawPath);
try {
if (!(await fs.stat(resolved)).isDirectory()) return false;
const entries = await fs.readdir(resolved);
return { isResource: true, resourceType: "dir", path: resolved, entries, ptr: 0 };
} catch {
return false;
}
}
public static async readdir(ctx: PHPContext, handleArg?: any): Promise<string | false> {
const handle = await ctx.toVal(handleArg);
if (!handle || typeof handle !== "object" || !Array.isArray(handle.entries)) return false;
if (handle.ptr >= handle.entries.length) return false;
return handle.entries[handle.ptr++];
}
public static async closedir(ctx: PHPContext, handleArg?: any): Promise<boolean> {
const handle = await ctx.toVal(handleArg);
if (handle && typeof handle === "object") handle.entries = [];
return true;
}
public static async rewinddir(ctx: PHPContext, handleArg?: any): Promise<void> {
const handle = await ctx.toVal(handleArg);
if (handle && typeof handle === "object") handle.ptr = 0;
}
static constants = {
glob_err: 1,
glob_mark: 2,
glob_nosort: 4,
glob_nocheck: 16,
glob_noescape: 64,
glob_brace: 1024,
glob_onlydir: 8192,
file_use_include_path: 1,
file_ignore_new_lines: 2,
file_skip_empty_lines: 4,
file_append: 8,
};
static functions = {
"fileowner": FileSystemRuntime.fileowner,
"fileperms": FileSystemRuntime.fileperms,
"glob": FileSystemRuntime.glob,
"file": FileSystemRuntime.file,
"file_get_contents": FileSystemRuntime.file_get_contents,
"file_put_contents": FileSystemRuntime.file_put_contents,
"file_exists": FileSystemRuntime.file_exists,
"is_dir": FileSystemRuntime.is_dir,
"is_file": FileSystemRuntime.is_file,
"is_readable": FileSystemRuntime.is_readable,
"is_writable": FileSystemRuntime.is_writable,
"filesize": FileSystemRuntime.filesize,
"filemtime": FileSystemRuntime.filemtime,
"realpath": FileSystemRuntime.realpath,
"basename": FileSystemRuntime.basename,
"dirname": FileSystemRuntime.dirname,
"pathinfo": FileSystemRuntime.pathinfo,
"mkdir": FileSystemRuntime.mkdir,
"opendir": FileSystemRuntime.opendir,
"readdir": FileSystemRuntime.readdir,
"closedir": FileSystemRuntime.closedir,
"rewinddir": FileSystemRuntime.rewinddir,
"chmod": FileSystemRuntime.chmod,
"rmdir": FileSystemRuntime.rmdir,
"unlink": FileSystemRuntime.unlink,
"rename": FileSystemRuntime.rename,
"copy": FileSystemRuntime.copy,
"tempnam": FileSystemRuntime.tempnam,
"sys_get_temp_dir": FileSystemRuntime.sys_get_temp_dir,
"scandir": FileSystemRuntime.scandir,
};
public static register(engine: PHPEngine): void {
engine.registerConstants(FileSystemRuntime.constants);
engine.registerFunctions(FileSystemRuntime.functions);
}
}