next-translate-routes-multi-domain
Version:
Flexible and translated routes for Next.js without custom server
247 lines • 11.9 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
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if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
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};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRouteBranchReRoutes = exports.getPageReRoutes = void 0;
var path_to_regexp_1 = require("path-to-regexp");
var regex_1 = require("../shared/regex");
var fileNameToPaths_1 = require("./fileNameToPaths");
/** Remove brackets and custom regexp from source to get valid destination */
var sourceToDestination = function (sourcePath) {
return sourcePath.replace(/[{}]|(:\w+)\([^)]+\)/g, function (_match, arg) { return arg || ''; });
};
var staticSegmentRegex = /^[\w-_]+$|^\([\w-_|]+\)$/;
/**
* Find index of a similar redirect/rewrite
* This is used to merge similar redirects and rewrites
*/
var getSimilarIndex = function (sourceSegments, acc) {
return acc.findIndex(function (_a) {
var otherSource = _a.source;
var otherSourceSegments = otherSource.split('/');
return (
// source and otherSource must have the same segments number
otherSourceSegments.length === sourceSegments.length &&
// each corresponding source and otherSource segments should be compatible, which means that...
sourceSegments.every(function (sourceSegment, index) {
var correspondingSegment = otherSourceSegments[index];
return (
// ...either they are equal
sourceSegment === correspondingSegment ||
// ...either they are both static
(staticSegmentRegex.test(sourceSegment) && staticSegmentRegex.test(correspondingSegment)));
}));
});
};
/**
* mergeOrRegex('(one|two|tree)', 'four') => '(one|two|tree|four)'
* mergeOrRegex('(one|two|tree)', 'tree') => '(one|two|tree)'
*/
var mergeOrRegex = function (existingRegex, newPossiblity) {
var existingPossibilities = existingRegex.replace(/\(|\)/g, '').split('|');
return existingPossibilities.includes(newPossiblity)
? existingRegex
: "(".concat(__spreadArray(__spreadArray([], __read(existingPossibilities), false), [newPossiblity], false).join('|'), ")");
};
/**
* Get redirects and rewrites for a page
*/
var getPageReRoutes = function (_a) {
var locales = _a.locales, routeSegments = _a.routeSegments, defaultLocale = _a.defaultLocale;
/** If there is only one path possible: it is common to all locales and to files. No redirection nor rewrite is needed. */
if (!routeSegments.some(function (_a) {
var paths = _a.paths;
return Object.keys(paths).length > 1;
})) {
return { rewrites: [], redirects: [] };
}
/** Get a translated path or base path */
var getPath = function (locale) {
return "/".concat(routeSegments
.map(function (_a) {
var paths = _a.paths;
return paths[locale] || paths.default;
})
.filter(function (pathPart) { return pathPart && !regex_1.ignoreSegmentPathRegex.test(pathPart); })
.join('/'));
};
/** File path in path-to-regexp syntax (cannot be customised in routes data files) */
var basePath = "/".concat(routeSegments
.map(function (_a) {
var name = _a.name, defaultPath = _a.paths.default;
var match = defaultPath.match(regex_1.ignoreSegmentPathRegex) || [];
// If a pattern is added to the ignore token ".", add it behind #ignorePattern
return (0, fileNameToPaths_1.fileNameToPath)(name) + (match[1] || '');
})
.filter(Boolean) // Filter out falsy values
.join('/'));
/**
* ```
* [
* { locales: ['en'], path: '/english/path/without/locale/prefix' },
* { locales: ['fr'], path: '/french/path/without/locale/prefix' },
* { locales: ['es', 'pt'], path: '/path/common/to/several/locales' },
* ]
* ```
* Each locale cannot appear more than once. Item is ignored if its path would be the same as basePath.
*/
var sourceList = locales.reduce(function (acc, locale) {
var source = getPath(locale);
if (source === basePath) {
return acc;
}
var _a = (acc.find(function (sourceItem) { return sourceItem.source === source; }) || {}).sourceLocales, sourceLocales = _a === void 0 ? [] : _a;
return __spreadArray(__spreadArray([], __read(acc.filter(function (sourceItem) { return sourceItem.source !== source; })), false), [
{ source: source, sourceLocales: __spreadArray(__spreadArray([], __read(sourceLocales), false), [locale], false) },
], false);
}, []);
var redirects = locales.reduce(function (acc, locale) {
var _a;
var localePath = getPath(locale);
var destination = "".concat(locale === defaultLocale ? '' : "/".concat(locale)).concat(sourceToDestination(localePath));
return __spreadArray(__spreadArray([], __read(acc), false), __read((_a = sourceList
.filter(function (_a) {
var sourceLocales = _a.sourceLocales;
return !sourceLocales.includes(locale);
}))
.concat.apply(_a, __spreadArray([], __read((localePath === basePath ? [] : [{ sourceLocales: [], source: basePath }])), false)).reduce(function (acc, _a) {
var rawSource = _a.source;
var source = "/".concat(locale).concat(rawSource);
var sourceSegments = source.split('/');
// Look for similar redirects
var similarIndex = getSimilarIndex(sourceSegments, acc);
// If similar redirect exist, merge the new one
if (similarIndex >= 0) {
var similar = acc[similarIndex];
var mergedWithSimilar = __assign(__assign({}, similar), { source: similar.source
.split('/')
.map(function (similarSegment, index) {
return sourceSegments[index] === similarSegment
? similarSegment
: mergeOrRegex(similarSegment, sourceSegments[index]);
})
.join('/') });
// Avoid to merge path that would introduce redirect loop
if (!(0, path_to_regexp_1.pathToRegexp)(mergedWithSimilar.source).test(destination)) {
return __spreadArray(__spreadArray(__spreadArray([], __read(acc.slice(0, similarIndex)), false), [mergedWithSimilar], false), __read(acc.slice(similarIndex + 1)), false);
}
}
// Else append the new redirect
return __spreadArray(__spreadArray([], __read(acc), false), [
{
source: source,
destination: destination,
locale: false,
permanent: false,
},
], false);
}, [])
.filter(function (_a) {
var source = _a.source, destination = _a.destination;
return sourceToDestination(source) !== destination;
})), false);
}, []);
var destination = sourceToDestination(basePath);
var rewrites = sourceList.reduce(function (acc, _a) {
var source = _a.source;
if (sourceToDestination(source) === destination) {
return acc;
}
var sourceSegments = source.split('/');
// Look for similar rewrites
var similarIndex = getSimilarIndex(sourceSegments, acc);
// If similar rewrite exist, merge the new one
if (similarIndex >= 0) {
var similar = acc[similarIndex];
return __spreadArray(__spreadArray(__spreadArray([], __read(acc.slice(0, similarIndex)), false), [
__assign(__assign({}, similar), { source: similar.source
.split('/')
.map(function (similarSegment, index) {
return similarSegment === sourceSegments[index]
? similarSegment
: "(".concat(similarSegment.replace(/\(|\)/g, '').split('|').concat(sourceSegments[index]).join('|'), ")");
})
.join('/') })
], false), __read(acc.slice(similarIndex + 1)), false);
}
// Else append a new rewrite
return __spreadArray(__spreadArray([], __read(acc), false), [
{
source: source,
destination: destination,
},
], false);
}, []);
return { redirects: redirects, rewrites: rewrites };
};
exports.getPageReRoutes = getPageReRoutes;
/**
* Generate reroutes in route branch to feed the rewrite section of next.config
*/
var getRouteBranchReRoutes = function (_a) {
var locales = _a.locales, _b = _a.routeBranch, children = _b.children, routeSegment = __rest(_b, ["children"]), _c = _a.previousRouteSegments, previousRouteSegments = _c === void 0 ? [] : _c, defaultLocale = _a.defaultLocale;
var routeSegments = __spreadArray(__spreadArray([], __read(previousRouteSegments), false), [routeSegment], false);
return children
? children.reduce(function (acc, child) {
var childReRoutes = child.name === 'index'
? (0, exports.getPageReRoutes)({ locales: locales, routeSegments: routeSegments, defaultLocale: defaultLocale })
: (0, exports.getRouteBranchReRoutes)({
locales: locales,
routeBranch: child,
previousRouteSegments: routeSegments,
defaultLocale: defaultLocale,
});
return {
redirects: __spreadArray(__spreadArray([], __read(acc.redirects), false), __read(childReRoutes.redirects), false),
rewrites: __spreadArray(__spreadArray([], __read(acc.rewrites), false), __read(childReRoutes.rewrites), false),
};
}, { redirects: [], rewrites: [] })
: (0, exports.getPageReRoutes)({ locales: locales, routeSegments: routeSegments, defaultLocale: defaultLocale });
};
exports.getRouteBranchReRoutes = getRouteBranchReRoutes;
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