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82 lines
2.3 KiB
82 lines
2.3 KiB
3 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.match = void 0;
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const isGlob = require("is-glob");
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const micromatch = require("micromatch");
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const url = require("url");
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const errors_1 = require("./errors");
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function match(context, uri, req) {
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// single path
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if (isStringPath(context)) {
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return matchSingleStringPath(context, uri);
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}
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// single glob path
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if (isGlobPath(context)) {
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return matchSingleGlobPath(context, uri);
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}
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// multi path
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if (Array.isArray(context)) {
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if (context.every(isStringPath)) {
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return matchMultiPath(context, uri);
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}
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if (context.every(isGlobPath)) {
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return matchMultiGlobPath(context, uri);
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}
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throw new Error(errors_1.ERRORS.ERR_CONTEXT_MATCHER_INVALID_ARRAY);
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}
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// custom matching
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if (typeof context === 'function') {
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const pathname = getUrlPathName(uri);
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return context(pathname, req);
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}
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throw new Error(errors_1.ERRORS.ERR_CONTEXT_MATCHER_GENERIC);
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}
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exports.match = match;
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/**
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* @param {String} context '/api'
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* @param {String} uri 'http://example.org/api/b/c/d.html'
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* @return {Boolean}
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*/
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function matchSingleStringPath(context, uri) {
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const pathname = getUrlPathName(uri);
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return pathname.indexOf(context) === 0;
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}
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function matchSingleGlobPath(pattern, uri) {
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const pathname = getUrlPathName(uri);
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const matches = micromatch([pathname], pattern);
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return matches && matches.length > 0;
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}
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function matchMultiGlobPath(patternList, uri) {
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return matchSingleGlobPath(patternList, uri);
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}
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/**
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* @param {String} contextList ['/api', '/ajax']
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* @param {String} uri 'http://example.org/api/b/c/d.html'
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* @return {Boolean}
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*/
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function matchMultiPath(contextList, uri) {
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let isMultiPath = false;
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for (const context of contextList) {
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if (matchSingleStringPath(context, uri)) {
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isMultiPath = true;
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break;
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}
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}
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return isMultiPath;
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}
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/**
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* Parses URI and returns RFC 3986 path
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*
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* @param {String} uri from req.url
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* @return {String} RFC 3986 path
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*/
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function getUrlPathName(uri) {
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return uri && url.parse(uri).pathname;
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}
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function isStringPath(context) {
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return typeof context === 'string' && !isGlob(context);
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}
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function isGlobPath(context) {
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return isGlob(context);
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}
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