summaryrefslogtreecommitdiff
path: root/node_modules/@apple-media-services/media-api/src/models/urls.ts
diff options
context:
space:
mode:
authorrxliuli <rxliuli@gmail.com>2025-11-04 05:03:50 +0800
committerrxliuli <rxliuli@gmail.com>2025-11-04 05:03:50 +0800
commitbce557cc2dc767628bed6aac87301a1be7c5431b (patch)
treeb51a051228d01fe3306cd7626d4a96768aadb944 /node_modules/@apple-media-services/media-api/src/models/urls.ts
init commit
Diffstat (limited to 'node_modules/@apple-media-services/media-api/src/models/urls.ts')
-rw-r--r--node_modules/@apple-media-services/media-api/src/models/urls.ts469
1 files changed, 469 insertions, 0 deletions
diff --git a/node_modules/@apple-media-services/media-api/src/models/urls.ts b/node_modules/@apple-media-services/media-api/src/models/urls.ts
new file mode 100644
index 0000000..c1c09f1
--- /dev/null
+++ b/node_modules/@apple-media-services/media-api/src/models/urls.ts
@@ -0,0 +1,469 @@
+/**
+ * Created by keithpk on 12/2/16.
+ */
+
+import { isNothing, Nothing, Opt } from "@jet/environment/types/optional";
+import { isDefinedNonNullNonEmpty, isNullOrEmpty } from "./server-data";
+
+export type Query = {
+ [key: string]: string | undefined;
+};
+
+export type URLComponent = "protocol" | "username" | "password" | "host" | "port" | "pathname" | "query" | "hash";
+
+const protocolRegex = /^([a-z][a-z0-9.+-]*:)(\/\/)?([\S\s]*)/i;
+const queryParamRegex = /([^=?&]+)=?([^&]*)/g;
+const componentOrder: URLComponent[] = ["hash", "query", "pathname", "host"];
+
+type URLSplitStyle = "prefix" | "suffix";
+
+type URLSplitResult = {
+ result?: string;
+ remainder: string;
+};
+
+function splitUrlComponent(input: string, marker: string, style: URLSplitStyle): URLSplitResult {
+ const index = input.indexOf(marker);
+ let result;
+ let remainder = input;
+ if (index !== -1) {
+ const prefix = input.slice(0, index);
+ const suffix = input.slice(index + marker.length, input.length);
+
+ if (style === "prefix") {
+ result = prefix;
+ remainder = suffix;
+ } else {
+ result = suffix;
+ remainder = prefix;
+ }
+ }
+
+ // log("Token: " + marker + " String: " + input, " Result: " + result + " Remainder: " + remainder)
+
+ return {
+ result: result,
+ remainder: remainder,
+ };
+}
+
+export class URL {
+ protocol?: Opt<string>;
+ username: string;
+ password: string;
+ host?: Opt<string>;
+ port: string;
+ pathname?: Opt<string>;
+ query?: Query = {};
+ hash?: string;
+
+ constructor(url?: string) {
+ if (isNullOrEmpty(url)) {
+ return;
+ }
+
+ // Split the protocol from the rest of the urls
+ let remainder = url;
+ const match = protocolRegex.exec(url);
+ if (match != null) {
+ // Pull out the protocol
+ let protocol = match[1];
+ if (protocol) {
+ protocol = protocol.split(":")[0];
+ }
+
+ this.protocol = protocol;
+
+ // Save the remainder
+ remainder = match[3];
+ }
+
+ // Then match each component in a specific order
+ let parse: URLSplitResult = { remainder: remainder, result: undefined };
+ for (const component of componentOrder) {
+ if (!parse.remainder) {
+ break;
+ }
+
+ switch (component) {
+ case "hash": {
+ parse = splitUrlComponent(parse.remainder, "#", "suffix");
+ this.hash = parse.result;
+ break;
+ }
+ case "query": {
+ parse = splitUrlComponent(parse.remainder, "?", "suffix");
+ if (isDefinedNonNullNonEmpty(parse.result)) {
+ this.query = URL.queryFromString(parse.result);
+ }
+ break;
+ }
+ case "pathname": {
+ parse = splitUrlComponent(parse.remainder, "/", "suffix");
+
+ if (isDefinedNonNullNonEmpty(parse.result)) {
+ // Replace the initial /, since paths require it
+ this.pathname = "/" + parse.result;
+ }
+ break;
+ }
+ case "host": {
+ if (parse.remainder) {
+ const authorityParse = splitUrlComponent(parse.remainder, "@", "prefix");
+ const userInfo = authorityParse.result;
+ const hostPort = authorityParse.remainder;
+ if (isDefinedNonNullNonEmpty(userInfo)) {
+ const userInfoSplit = userInfo.split(":");
+ this.username = decodeURIComponent(userInfoSplit[0]);
+ this.password = decodeURIComponent(userInfoSplit[1]);
+ }
+
+ if (hostPort) {
+ const hostPortSplit = hostPort.split(":");
+ this.host = hostPortSplit[0];
+ this.port = hostPortSplit[1];
+ }
+ }
+ break;
+ }
+ default: {
+ throw new Error("Unhandled case!");
+ }
+ }
+ }
+ }
+
+ set(component: URLComponent, value: string | Query): URL {
+ if (isNullOrEmpty(value)) {
+ return this;
+ }
+
+ if (component === "query") {
+ if (typeof value === "string") {
+ value = URL.queryFromString(value);
+ }
+ }
+
+ switch (component) {
+ // Exhaustive match to make sure TS property minifiers and other
+ // transformer plugins do not break this code.
+ case "protocol":
+ this.protocol = value as string;
+ break;
+ case "username":
+ this.username = value as string;
+ break;
+ case "password":
+ this.password = value as string;
+ break;
+ case "port":
+ this.port = value as string;
+ break;
+ case "pathname":
+ this.pathname = value as string;
+ break;
+ case "query":
+ this.query = value as Query;
+ break;
+ case "hash":
+ this.hash = value as string;
+ break;
+ default:
+ // The fallback for component which is not a property of URL object.
+ this[component] = value as string;
+ break;
+ }
+ return this;
+ }
+
+ private get(component: URLComponent): string | Query | Nothing {
+ switch (component) {
+ // Exhaustive match to make sure TS property minifiers and other
+ // transformer plugins do not break this code.
+ case "protocol":
+ return this.protocol;
+ case "username":
+ return this.username;
+ case "password":
+ return this.password;
+ case "port":
+ return this.port;
+ case "pathname":
+ return this.pathname;
+ case "query":
+ return this.query;
+ case "hash":
+ return this.hash;
+ default:
+ // The fallback for component which is not a property of URL object.
+ return this[component];
+ }
+ }
+
+ append(component: URLComponent, value: string | Query): URL {
+ const existingValue = this.get(component);
+ let newValue;
+
+ if (component === "query") {
+ if (typeof value === "string") {
+ value = URL.queryFromString(value);
+ }
+
+ if (typeof existingValue === "string") {
+ newValue = { existingValue, ...value };
+ } else {
+ newValue = { ...existingValue, ...value };
+ }
+ } else {
+ let existingValueString = existingValue as string;
+
+ if (!existingValueString) {
+ existingValueString = "";
+ }
+
+ let newValueString = existingValueString;
+
+ if (component === "pathname") {
+ const pathLength = existingValueString.length;
+ if (!pathLength || existingValueString[pathLength - 1] !== "/") {
+ newValueString += "/";
+ }
+ }
+
+ // eslint-disable-next-line @typescript-eslint/restrict-plus-operands, @typescript-eslint/no-base-to-string
+ newValueString += value;
+ newValue = newValueString;
+ }
+
+ return this.set(component, newValue);
+ }
+
+ param(key: string, value?: string): URL {
+ if (!key) {
+ return this;
+ }
+ if (this.query == null) {
+ this.query = {};
+ }
+ this.query[key] = value;
+ return this;
+ }
+
+ removeParam(key: string): URL {
+ if (!key || this.query == null) {
+ return this;
+ }
+ if (this.query[key] !== undefined) {
+ delete this.query[key];
+ }
+ return this;
+ }
+
+ /**
+ * Push a new string value onto the path for this url
+ * @returns URL this object with the updated path.
+ */
+ path(value: string): URL {
+ return this.append("pathname", value);
+ }
+
+ pathExtension(): Opt<string> {
+ // Extract path extension if one exists
+ if (isNothing(this.pathname)) {
+ return null;
+ }
+
+ const lastFilenameComponents = this.pathname
+ .split("/")
+ .filter((item) => item.length > 0) // Remove any double or trailing slashes
+ .pop()
+ ?.split(".");
+ if (lastFilenameComponents === undefined) {
+ return null;
+ }
+ if (
+ lastFilenameComponents.filter((part) => {
+ return part !== "";
+ }).length < 2 // Remove any empty parts (e.g. .ssh_config -> ["ssh_config"])
+ ) {
+ return null;
+ }
+
+ return lastFilenameComponents.pop();
+ }
+
+ /**
+ * Returns the path components of the URL
+ * @returns An array of non-empty path components from `urls`.
+ */
+ pathComponents(): string[] {
+ if (isNullOrEmpty(this.pathname)) {
+ return [];
+ }
+
+ return this.pathname.split("/").filter((component) => component.length > 0);
+ }
+
+ /**
+ * Returns the last path component from this url, updating the url to not include this path component
+ * @returns String the last path component from this url.
+ */
+ popPathComponent(): string | null {
+ if (isNullOrEmpty(this.pathname)) {
+ return null;
+ }
+
+ const lastPathComponent = this.pathname.slice(this.pathname.lastIndexOf("/") + 1);
+
+ if (lastPathComponent.length === 0) {
+ return null;
+ }
+
+ this.pathname = this.pathname.slice(0, this.pathname.lastIndexOf("/"));
+
+ return lastPathComponent;
+ }
+
+ /**
+ * Same as toString
+ *
+ * @returns {string} A string representation of the URL
+ */
+ build(): string {
+ return this.toString();
+ }
+
+ /**
+ * Converts the URL to a string
+ *
+ * @returns {string} A string representation of the URL
+ */
+ toString(): string {
+ let url = "";
+
+ if (isDefinedNonNullNonEmpty(this.protocol)) {
+ url += this.protocol + "://";
+ }
+
+ if (this.username) {
+ url += encodeURIComponent(this.username);
+
+ if (this.password) {
+ url += ":" + encodeURIComponent(this.password);
+ }
+
+ url += "@";
+ }
+
+ if (isDefinedNonNullNonEmpty(this.host)) {
+ url += this.host;
+
+ if (this.port) {
+ url += ":" + this.port;
+ }
+ }
+
+ if (isDefinedNonNullNonEmpty(this.pathname)) {
+ url += this.pathname;
+ /// Trim off trailing path separators when we have a valid path
+ /// We don't do this unless pathname has elements otherwise we will trim the `://`
+ if (url.endsWith("/") && this.pathname.length > 0) {
+ url = url.slice(0, -1);
+ }
+ }
+
+ if (this.query != null && Object.keys(this.query).length > 0) {
+ url += "?" + URL.toQueryString(this.query);
+ }
+
+ if (isDefinedNonNullNonEmpty(this.hash)) {
+ url += "#" + this.hash;
+ }
+
+ return url;
+ }
+
+ // ----------------
+ // Static API
+ // ----------------
+
+ /**
+ * Converts a string into a query dictionary
+ * @param query The string to parse
+ * @returns The query dictionary containing the key-value pairs in the query string
+ */
+ static queryFromString(query: string): Query {
+ const result = {};
+
+ let parseResult = queryParamRegex.exec(query);
+ while (parseResult != null) {
+ const key = decodeURIComponent(parseResult[1]);
+ const value = decodeURIComponent(parseResult[2]);
+ result[key] = value;
+ parseResult = queryParamRegex.exec(query);
+ }
+
+ return result;
+ }
+
+ /**
+ * Converts a query dictionary into a query string
+ *
+ * @param query The query dictionary
+ * @returns {string} The string representation of the query dictionary
+ */
+ static toQueryString(query: Query) {
+ let queryString = "";
+
+ let first = true;
+ for (const key of Object.keys(query)) {
+ if (!first) {
+ queryString += "&";
+ }
+ first = false;
+
+ queryString += encodeURIComponent(key);
+
+ const value = query[key];
+ if (isDefinedNonNullNonEmpty(value) && value.length) {
+ queryString += "=" + encodeURIComponent(value);
+ }
+ }
+
+ return queryString;
+ }
+
+ /**
+ * Convenience method to instantiate a URL from a string
+ * @param url The URL string to parse
+ * @returns {URL} The new URL object representing the URL
+ */
+ static from(url: string): URL {
+ return new URL(url);
+ }
+
+ /**
+ * Convenience method to instantiate a URL from numerous (optional) components
+ * @param protocol The protocol type
+ * @param host The host name
+ * @param path The path
+ * @param query The query
+ * @param hash The hash
+ * @returns {URL} The new URL object representing the URL
+ */
+ static fromComponents(
+ protocol?: Opt<string>,
+ host?: Opt<string>,
+ path?: Opt<string>,
+ query?: Query,
+ hash?: string,
+ ): URL {
+ const url = new URL();
+ url.protocol = protocol;
+ url.host = host;
+ url.pathname = path;
+ url.query = query;
+ url.hash = hash;
+ return url;
+ }
+}