Files
yaak/plugins/importer-curl/src/index.ts
2026-02-09 08:22:11 -08:00

589 lines
17 KiB
TypeScript

import type {
Context,
Environment,
Folder,
HttpRequest,
HttpUrlParameter,
PluginDefinition,
Workspace,
} from '@yaakapp/api';
import { split } from 'shlex';
type AtLeast<T, K extends keyof T> = Partial<T> & Pick<T, K>;
interface ExportResources {
workspaces: AtLeast<Workspace, 'name' | 'id' | 'model'>[];
environments: AtLeast<Environment, 'name' | 'id' | 'model' | 'workspaceId'>[];
httpRequests: AtLeast<HttpRequest, 'name' | 'id' | 'model' | 'workspaceId'>[];
folders: AtLeast<Folder, 'name' | 'id' | 'model' | 'workspaceId'>[];
}
const DATA_FLAGS = ['d', 'data', 'data-raw', 'data-urlencode', 'data-binary', 'data-ascii'];
const SUPPORTED_FLAGS = [
['cookie', 'b'],
['d', 'data'], // Add url encoded data
['data-ascii'],
['data-binary'],
['data-raw'],
['data-urlencode'],
['digest'], // Apply auth as digest
['form', 'F'], // Add multipart data
['get', 'G'], // Put the post data in the URL
['header', 'H'],
['request', 'X'], // Request method
['url'], // Specify the URL explicitly
['url-query'],
['user', 'u'], // Authentication
DATA_FLAGS,
].flat();
const BOOLEAN_FLAGS = ['G', 'get', 'digest'];
type FlagValue = string | boolean;
type FlagsByName = Record<string, FlagValue[]>;
export const plugin: PluginDefinition = {
importer: {
name: 'cURL',
description: 'Import cURL commands',
onImport(_ctx: Context, args: { text: string }) {
// biome-ignore lint/suspicious/noExplicitAny: none
return convertCurl(args.text) as any;
},
},
};
/**
* Splits raw input into individual shell command strings.
* Handles line continuations, semicolons, and newline-separated curl commands.
*/
function splitCommands(rawData: string): string[] {
// Join line continuations (backslash-newline, and backslash-CRLF for Windows)
const joined = rawData.replace(/\\\r?\n/g, ' ');
// Count consecutive backslashes immediately before position i.
// An even count means the quote at i is NOT escaped; odd means it IS escaped.
function isEscaped(i: number): boolean {
let backslashes = 0;
let j = i - 1;
while (j >= 0 && joined[j] === '\\') {
backslashes++;
j--;
}
return backslashes % 2 !== 0;
}
// Split on semicolons and newlines to separate commands
const commands: string[] = [];
let current = '';
let inSingleQuote = false;
let inDoubleQuote = false;
let inDollarQuote = false;
for (let i = 0; i < joined.length; i++) {
const ch = joined[i]!;
const next = joined[i + 1];
// Track quoting state to avoid splitting inside quoted strings
if (!inDoubleQuote && !inDollarQuote && ch === "'" && !inSingleQuote) {
inSingleQuote = true;
current += ch;
continue;
}
if (inSingleQuote && ch === "'") {
inSingleQuote = false;
current += ch;
continue;
}
if (!inSingleQuote && !inDollarQuote && ch === '"' && !inDoubleQuote) {
inDoubleQuote = true;
current += ch;
continue;
}
if (inDoubleQuote && ch === '"' && !isEscaped(i)) {
inDoubleQuote = false;
current += ch;
continue;
}
if (!inSingleQuote && !inDoubleQuote && !inDollarQuote && ch === '$' && next === "'") {
inDollarQuote = true;
current += ch + next;
i++; // Skip the opening quote
continue;
}
if (inDollarQuote && ch === "'" && !isEscaped(i)) {
inDollarQuote = false;
current += ch;
continue;
}
const inQuote = inSingleQuote || inDoubleQuote || inDollarQuote;
// Split on ;, newline, or CRLF when not inside quotes and not escaped
if (!inQuote && !isEscaped(i) && (ch === ';' || ch === '\n' || (ch === '\r' && next === '\n'))) {
if (ch === '\r') i++; // Skip the \n in \r\n
if (current.trim()) {
commands.push(current.trim());
}
current = '';
continue;
}
current += ch;
}
if (current.trim()) {
commands.push(current.trim());
}
return commands;
}
export function convertCurl(rawData: string) {
if (!rawData.match(/^\s*curl /)) {
return null;
}
const commands: string[][] = splitCommands(rawData).map((cmd) => {
const tokens = split(cmd);
// Break up squished arguments like `-XPOST` into `-X POST`
return tokens.flatMap((token) => {
if (token.startsWith('-') && !token.startsWith('--') && token.length > 2) {
return [token.slice(0, 2), token.slice(2)];
}
return token;
});
});
const workspace: ExportResources['workspaces'][0] = {
model: 'workspace',
id: generateId('workspace'),
name: 'Curl Import',
};
const requests: ExportResources['httpRequests'] = commands
.filter((command) => command[0] === 'curl')
.map((v) => importCommand(v, workspace.id));
return {
resources: {
httpRequests: requests,
workspaces: [workspace],
},
};
}
function importCommand(parseEntries: string[], workspaceId: string) {
// ~~~~~~~~~~~~~~~~~~~~~ //
// Collect all the flags //
// ~~~~~~~~~~~~~~~~~~~~~ //
const flagsByName: FlagsByName = {};
const singletons: string[] = [];
// Start at 1 so we can skip the ^curl part
for (let i = 1; i < parseEntries.length; i++) {
let parseEntry = parseEntries[i];
if (typeof parseEntry === 'string') {
parseEntry = parseEntry.trim();
}
if (typeof parseEntry === 'string' && parseEntry.match(/^-{1,2}[\w-]+/)) {
const isSingleDash = parseEntry[0] === '-' && parseEntry[1] !== '-';
let name = parseEntry.replace(/^-{1,2}/, '');
if (!SUPPORTED_FLAGS.includes(name)) {
continue;
}
let value: string | boolean;
const nextEntry = parseEntries[i + 1];
const hasValue = !BOOLEAN_FLAGS.includes(name);
// Check if nextEntry looks like a flag:
// - Single dash followed by a letter: -X, -H, -d
// - Double dash followed by a letter: --data-raw, --header
// This prevents mistaking data that starts with dashes (like multipart boundaries ------) as flags
const nextEntryIsFlag =
typeof nextEntry === 'string' &&
(nextEntry.match(/^-[a-zA-Z]/) || nextEntry.match(/^--[a-zA-Z]/));
if (isSingleDash && name.length > 1) {
// Handle squished arguments like -XPOST
value = name.slice(1);
name = name.slice(0, 1);
} else if (typeof nextEntry === 'string' && hasValue && !nextEntryIsFlag) {
// Next arg is not a flag, so assign it as the value
value = nextEntry;
i++; // Skip next one
} else {
value = true;
}
flagsByName[name] = flagsByName[name] || [];
flagsByName[name]?.push(value);
} else if (parseEntry) {
singletons.push(parseEntry);
}
}
// ~~~~~~~~~~~~~~~~~ //
// Build the request //
// ~~~~~~~~~~~~~~~~~ //
const urlArg = getPairValue(flagsByName, (singletons[0] as string) || '', ['url']);
const [baseUrl, search] = splitOnce(urlArg, '?');
const urlParameters: HttpUrlParameter[] =
search?.split('&').map((p) => {
const v = splitOnce(p, '=');
return {
name: decodeURIComponent(v[0] ?? ''),
value: decodeURIComponent(v[1] ?? ''),
enabled: true,
};
}) ?? [];
const url = baseUrl ?? urlArg;
// Query params
for (const p of flagsByName['url-query'] ?? []) {
if (typeof p !== 'string') {
continue;
}
const [name, value] = p.split('=');
urlParameters.push({
name: name ?? '',
value: value ?? '',
enabled: true,
});
}
// Authentication
const [username, password] = getPairValue(flagsByName, '', ['u', 'user']).split(/:(.*)$/);
const isDigest = getPairValue(flagsByName, false, ['digest']);
const authenticationType = username ? (isDigest ? 'digest' : 'basic') : null;
const authentication = username
? {
username: username.trim(),
password: (password ?? '').trim(),
}
: {};
// Headers
const headers = [
...((flagsByName.header as string[] | undefined) || []),
...((flagsByName.H as string[] | undefined) || []),
].map((header) => {
const [name, value] = header.split(/:(.*)$/);
// remove final colon from header name if present
if (!value) {
return {
name: (name ?? '').trim().replace(/;$/, ''),
value: '',
enabled: true,
};
}
return {
name: (name ?? '').trim(),
value: value.trim(),
enabled: true,
};
});
// Cookies
const cookieHeaderValue = [
...((flagsByName.cookie as string[] | undefined) || []),
...((flagsByName.b as string[] | undefined) || []),
]
.map((str) => {
const name = str.split('=', 1)[0];
const value = str.replace(`${name}=`, '');
return `${name}=${value}`;
})
.join('; ');
// Convert cookie value to header
const existingCookieHeader = headers.find((header) => header.name.toLowerCase() === 'cookie');
if (cookieHeaderValue && existingCookieHeader) {
// Has existing cookie header, so let's update it
existingCookieHeader.value += `; ${cookieHeaderValue}`;
} else if (cookieHeaderValue) {
// No existing cookie header, so let's make a new one
headers.push({
name: 'Cookie',
value: cookieHeaderValue,
enabled: true,
});
}
// Body (Text or Blob)
const contentTypeHeader = headers.find((header) => header.name.toLowerCase() === 'content-type');
const mimeType = contentTypeHeader ? contentTypeHeader.value.split(';')[0]?.trim() : null;
// Extract boundary from Content-Type header for multipart parsing
const boundaryMatch = contentTypeHeader?.value.match(/boundary=([^\s;]+)/i);
const boundary = boundaryMatch?.[1];
// Get raw data from --data-raw flags (before splitting by &)
const rawDataValues = [
...((flagsByName['data-raw'] as string[] | undefined) || []),
...((flagsByName.d as string[] | undefined) || []),
...((flagsByName.data as string[] | undefined) || []),
...((flagsByName['data-binary'] as string[] | undefined) || []),
...((flagsByName['data-ascii'] as string[] | undefined) || []),
];
// Check if this is multipart form data in --data-raw (Chrome DevTools format)
let multipartFormDataFromRaw:
| { name: string; value?: string; file?: string; enabled: boolean }[]
| null = null;
if (mimeType === 'multipart/form-data' && boundary && rawDataValues.length > 0) {
const rawBody = rawDataValues.join('');
multipartFormDataFromRaw = parseMultipartFormData(rawBody, boundary);
}
const dataParameters = pairsToDataParameters(flagsByName);
// Body (Multipart Form Data from -F flags)
const formDataParams = [
...((flagsByName.form as string[] | undefined) || []),
...((flagsByName.F as string[] | undefined) || []),
].map((str) => {
const parts = str.split('=');
const name = parts[0] ?? '';
const value = parts[1] ?? '';
const item: { name: string; value?: string; file?: string; enabled: boolean } = {
name,
enabled: true,
};
if (value.indexOf('@') === 0) {
item.file = value.slice(1);
} else {
item.value = value;
}
return item;
});
// Body
let body = {};
let bodyType: string | null = null;
const bodyAsGET = getPairValue(flagsByName, false, ['G', 'get']);
if (multipartFormDataFromRaw) {
// Handle multipart form data parsed from --data-raw (Chrome DevTools format)
bodyType = 'multipart/form-data';
body = {
form: multipartFormDataFromRaw,
};
} else if (dataParameters.length > 0 && bodyAsGET) {
urlParameters.push(...dataParameters);
} else if (
dataParameters.length > 0 &&
(mimeType == null || mimeType === 'application/x-www-form-urlencoded')
) {
bodyType = mimeType ?? 'application/x-www-form-urlencoded';
body = {
form: dataParameters.map((parameter) => ({
...parameter,
name: decodeURIComponent(parameter.name || ''),
value: decodeURIComponent(parameter.value || ''),
})),
};
headers.push({
name: 'Content-Type',
value: 'application/x-www-form-urlencoded',
enabled: true,
});
} else if (dataParameters.length > 0) {
bodyType =
mimeType === 'application/json' || mimeType === 'text/xml' || mimeType === 'text/plain'
? mimeType
: 'other';
body = {
text: dataParameters
.map(({ name, value }) => (name && value ? `${name}=${value}` : name || value))
.join('&'),
};
} else if (formDataParams.length) {
bodyType = mimeType ?? 'multipart/form-data';
body = {
form: formDataParams,
};
if (mimeType == null) {
headers.push({
name: 'Content-Type',
value: 'multipart/form-data',
enabled: true,
});
}
}
// Method
let method = getPairValue(flagsByName, '', ['X', 'request']).toUpperCase();
if (method === '' && body) {
method = 'text' in body || 'form' in body ? 'POST' : 'GET';
}
const request: ExportResources['httpRequests'][0] = {
id: generateId('http_request'),
model: 'http_request',
workspaceId,
name: '',
urlParameters,
url,
method,
headers,
authentication,
authenticationType,
body,
bodyType,
folderId: null,
sortPriority: 0,
};
return request;
}
interface DataParameter {
name: string;
value: string;
contentType?: string;
filePath?: string;
enabled?: boolean;
}
function pairsToDataParameters(keyedPairs: FlagsByName): DataParameter[] {
const dataParameters: DataParameter[] = [];
for (const flagName of DATA_FLAGS) {
const pairs = keyedPairs[flagName];
if (!pairs || pairs.length === 0) {
continue;
}
for (const p of pairs) {
if (typeof p !== 'string') continue;
const params = p.split('&');
for (const param of params) {
const [name, value] = splitOnce(param, '=');
if (param.startsWith('@')) {
// Yaak doesn't support files in url-encoded data, so
dataParameters.push({
name: name ?? '',
value: '',
filePath: param.slice(1),
enabled: true,
});
} else {
dataParameters.push({
name: name ?? '',
value: flagName === 'data-urlencode' ? encodeURIComponent(value ?? '') : (value ?? ''),
enabled: true,
});
}
}
}
}
return dataParameters;
}
const getPairValue = <T extends string | boolean>(
pairsByName: FlagsByName,
defaultValue: T,
names: string[],
) => {
for (const name of names) {
if (pairsByName[name]?.length) {
return pairsByName[name]?.[0] as T;
}
}
return defaultValue;
};
function splitOnce(str: string, sep: string): string[] {
const index = str.indexOf(sep);
if (index > -1) {
return [str.slice(0, index), str.slice(index + 1)];
}
return [str];
}
/**
* Parses multipart form data from a raw body string
* Used when Chrome DevTools exports a cURL with --data-raw containing multipart data
*/
function parseMultipartFormData(
rawBody: string,
boundary: string,
): { name: string; value?: string; file?: string; enabled: boolean }[] | null {
const results: { name: string; value?: string; file?: string; enabled: boolean }[] = [];
// The boundary in the body typically has -- prefix
const boundaryMarker = `--${boundary}`;
const parts = rawBody.split(boundaryMarker);
for (const part of parts) {
// Skip empty parts and the closing boundary marker
if (!part || part.trim() === '--' || part.trim() === '--\r\n') {
continue;
}
// Each part has headers and content separated by \r\n\r\n
const headerContentSplit = part.indexOf('\r\n\r\n');
if (headerContentSplit === -1) {
continue;
}
const headerSection = part.slice(0, headerContentSplit);
let content = part.slice(headerContentSplit + 4); // Skip \r\n\r\n
// Remove trailing \r\n from content
if (content.endsWith('\r\n')) {
content = content.slice(0, -2);
}
// Parse Content-Disposition header to get name and filename
const contentDispositionMatch = headerSection.match(
/Content-Disposition:\s*form-data;\s*name="([^"]+)"(?:;\s*filename="([^"]+)")?/i,
);
if (!contentDispositionMatch) {
continue;
}
const name = contentDispositionMatch[1] ?? '';
const filename = contentDispositionMatch[2];
const item: { name: string; value?: string; file?: string; enabled: boolean } = {
name,
enabled: true,
};
if (filename) {
// This is a file upload field
item.file = filename;
} else {
// This is a regular text field
item.value = content;
}
results.push(item);
}
return results.length > 0 ? results : null;
}
const idCount: Partial<Record<string, number>> = {};
function generateId(model: string): string {
idCount[model] = (idCount[model] ?? -1) + 1;
return `GENERATE_ID::${model.toUpperCase()}_${idCount[model]}`;
}