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pull.ts
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pull.ts
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/**
* Pull a remote WordPress instance to a local environment.
* @usage pull
* @flag --with-config Include wp-config.php in the download
*/
import { $remote, rsync } from './lib/utils';
import { getConfig } from './lib/config';
function header(text: string) {
console.log(`===\n=== ${text}\n===`);
}
export async function getDatabase(REMOTE: string, PATH_REMOTE: string, PATH_LOCAL: string) {
console.log(ansis.bold(`Downloading the database`));
await $remote(REMOTE, `cd /tmp && wp db export --path=${PATH_REMOTE} /tmp/db.sql`);
await $remote(REMOTE, `cd /tmp && tar -czf db.tar.gz db.sql`);
try {
await $spinner(`rsync ${REMOTE}:/tmp/db.tar.gz ${PATH_LOCAL}`, ($) => {
return $`rsync ${REMOTE}:/tmp/db.tar.gz ${PATH_LOCAL}`
})
} finally {
await $remote(REMOTE, `rm -f /tmp/db.sql /tmp/db.tar.gz`);
}
}
type GetFiles = {
remote: string;
remote_path: string;
local_path: string;
excludes: {
global: string[];
paths: string[];
};
includes: string[];
}
async function getFiles({ remote, remote_path, local_path, excludes, includes }: GetFiles) {
excludes.global.push('wpt.json');
await rsync(`${remote}:${remote_path}/`, local_path, {
additionalFlags: `--no-links`,
includes: includes,
excludes: excludes,
});
}
type DbConfig = {
DB_USER: string;
DB_PASSWORD: string;
DB_NAME: string;
DB_HOST: string;
}
function matchConstant(constant: string, content: string) {
const regex = new RegExp(`define\\(\\s*['"]${constant}['"]\\s*,\\s*['"]([^'"]+)['"]\\s*\\);`, "gim");
const match = regex.exec(content);
return match ? match[1] : null;
}
async function rewriteConfig(PATH_LOCAL: string) {
let config = await Bun.file(`${PATH_LOCAL}/wp-config.php`).text();
const existingConfig: DbConfig = {
DB_USER: matchConstant("DB_USER", config) ?? "root",
DB_PASSWORD: matchConstant("DB_PASSWORD", config) ?? "",
DB_NAME: matchConstant("DB_NAME", config) ?? "",
DB_HOST: matchConstant("DB_HOST", config) ?? "localhost"
} as const;
for (const key of Object.keys(existingConfig)) {
const existingValue = existingConfig[key as keyof DbConfig];
const value = prompt(`${key}: `, existingValue);
config = config.replace(existingValue, value.trim());
}
await Bun.write(`${PATH_LOCAL}/wp-config.php`, config);
}
async function insertDatabase(PATH_LOCAL: string, DOMAIN: string, LOCAL_DOMAIN: string) {
const config = await Bun.file(`${PATH_LOCAL}/wp-config.php`).text();
const DB_NAME = matchConstant("DB_NAME", config);
await $`tar -xzf db.tar.gz -C . && mysql -u root ${DB_NAME} < db.sql`;
await $`wp search-replace ${DOMAIN} ${LOCAL_DOMAIN}`;
if (ack('Delete db.tar.gz?')) {
await $`rm db.tar.gz db.sql`;
}
}
async function searchAndReplace(pairs: { local: string, remote: string }[]) {
for (const { local, remote } of pairs) {
await $`wp search-replace ${remote} ${local}`;
}
}
export default async function () {
const config = await getConfig(await cwd());
const DOMAIN = config.domain.remote;
const LOCAL_DOMAIN = config.domain.local;
const PATH_REMOTE = config.path.remote;
const PATH_LOCAL = config.path.local;
const REMOTE = config.ssh_host;
header(`Migrating ${DOMAIN}...`);
if (ack("Download Files?")) {
const wpConfigPath = `${PATH_LOCAL}/wp-config.php`;
const configExists = await Bun.file(wpConfigPath).exists();
const wpConfig = configExists ? await Bun.file(wpConfigPath).text() : null;
await getFiles({
remote: REMOTE,
remote_path: PATH_REMOTE,
local_path: PATH_LOCAL,
excludes: {
global: [...config.rsync.excludes.global, ...(config.rsync.on_pull?.excludes?.global || [])],
paths: [...config.rsync.excludes.paths, ...(config.rsync.on_pull?.excludes?.paths || [])],
},
includes: [...config.rsync.includes, ...(config.rsync.on_pull?.includes || [])],
});
if (wpConfig && await Bun.file(wpConfigPath).exists()) {
const newWpConfig = await Bun.file(wpConfigPath).text();
if (newWpConfig !== wpConfig && ack("Rewrite wp-config.php?")) {
await rewriteConfig(PATH_LOCAL);
}
}
}
if (ack("Download Database?")) {
await getDatabase(REMOTE, PATH_REMOTE, PATH_LOCAL);
await insertDatabase(PATH_LOCAL, DOMAIN, LOCAL_DOMAIN);
if (ack("Search And Replace?")) {
await searchAndReplace(config.rsync.replace);
}
}
}