@angular/common
Version:
Angular - commonly needed directives and services
393 lines • 35.4 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* A codec for encoding and decoding URL parts.
*
* \@publicApi
*
* @abstract
*/
export class UrlCodec {
}
if (false) {
/**
* Encodes the path from the provided string
*
* @abstract
* @param {?} path The path string
* @return {?}
*/
UrlCodec.prototype.encodePath = function (path) { };
/**
* Decodes the path from the provided string
*
* @abstract
* @param {?} path The path string
* @return {?}
*/
UrlCodec.prototype.decodePath = function (path) { };
/**
* Encodes the search string from the provided string or object
*
* @abstract
* @param {?} search
* @return {?}
*/
UrlCodec.prototype.encodeSearch = function (search) { };
/**
* Decodes the search objects from the provided string
*
* @abstract
* @param {?} search
* @return {?}
*/
UrlCodec.prototype.decodeSearch = function (search) { };
/**
* Encodes the hash from the provided string
*
* @abstract
* @param {?} hash
* @return {?}
*/
UrlCodec.prototype.encodeHash = function (hash) { };
/**
* Decodes the hash from the provided string
*
* @abstract
* @param {?} hash
* @return {?}
*/
UrlCodec.prototype.decodeHash = function (hash) { };
/**
* Normalizes the URL from the provided string
*
* @abstract
* @param {?} href
* @return {?}
*/
UrlCodec.prototype.normalize = function (href) { };
/**
* Normalizes the URL from the provided string, search, hash, and base URL parameters
*
* @abstract
* @param {?} path The URL path
* @param {?} search The search object
* @param {?} hash The has string
* @param {?=} baseUrl The base URL for the URL
* @return {?}
*/
UrlCodec.prototype.normalize = function (path, search, hash, baseUrl) { };
/**
* Checks whether the two strings are equal
* @abstract
* @param {?} valA First string for comparison
* @param {?} valB Second string for comparison
* @return {?}
*/
UrlCodec.prototype.areEqual = function (valA, valB) { };
/**
* Parses the URL string based on the base URL
*
* @abstract
* @param {?} url The full URL string
* @param {?=} base The base for the URL
* @return {?}
*/
UrlCodec.prototype.parse = function (url, base) { };
}
/**
* A `UrlCodec` that uses logic from AngularJS to serialize and parse URLs
* and URL parameters.
*
* \@publicApi
*/
export class AngularJSUrlCodec {
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L15
/**
* @param {?} path
* @return {?}
*/
encodePath(path) {
/** @type {?} */
const segments = path.split('/');
/** @type {?} */
let i = segments.length;
while (i--) {
// decode forward slashes to prevent them from being double encoded
segments[i] = encodeUriSegment(segments[i].replace(/%2F/g, '/'));
}
path = segments.join('/');
return _stripIndexHtml((path && path[0] !== '/' && '/' || '') + path);
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L42
/**
* @param {?} search
* @return {?}
*/
encodeSearch(search) {
if (typeof search === 'string') {
search = parseKeyValue(search);
}
search = toKeyValue(search);
return search ? '?' + search : '';
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L44
/**
* @param {?} hash
* @return {?}
*/
encodeHash(hash) {
hash = encodeUriSegment(hash);
return hash ? '#' + hash : '';
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L27
/**
* @param {?} path
* @param {?=} html5Mode
* @return {?}
*/
decodePath(path, html5Mode = true) {
/** @type {?} */
const segments = path.split('/');
/** @type {?} */
let i = segments.length;
while (i--) {
segments[i] = decodeURIComponent(segments[i]);
if (html5Mode) {
// encode forward slashes to prevent them from being mistaken for path separators
segments[i] = segments[i].replace(/\//g, '%2F');
}
}
return segments.join('/');
}
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L72
/**
* @param {?} search
* @return {?}
*/
decodeSearch(search) { return parseKeyValue(search); }
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L73
/**
* @param {?} hash
* @return {?}
*/
decodeHash(hash) {
hash = decodeURIComponent(hash);
return hash[0] === '#' ? hash.substring(1) : hash;
}
/**
* @param {?} pathOrHref
* @param {?=} search
* @param {?=} hash
* @param {?=} baseUrl
* @return {?}
*/
normalize(pathOrHref, search, hash, baseUrl) {
if (arguments.length === 1) {
/** @type {?} */
const parsed = this.parse(pathOrHref, baseUrl);
if (typeof parsed === 'string') {
return parsed;
}
/** @type {?} */
const serverUrl = `${parsed.protocol}://${parsed.hostname}${parsed.port ? ':' + parsed.port : ''}`;
return this.normalize(this.decodePath(parsed.pathname), this.decodeSearch(parsed.search), this.decodeHash(parsed.hash), serverUrl);
}
else {
/** @type {?} */
const encPath = this.encodePath(pathOrHref);
/** @type {?} */
const encSearch = search && this.encodeSearch(search) || '';
/** @type {?} */
const encHash = hash && this.encodeHash(hash) || '';
/** @type {?} */
let joinedPath = (baseUrl || '') + encPath;
if (!joinedPath.length || joinedPath[0] !== '/') {
joinedPath = '/' + joinedPath;
}
return joinedPath + encSearch + encHash;
}
}
/**
* @param {?} valA
* @param {?} valB
* @return {?}
*/
areEqual(valA, valB) { return this.normalize(valA) === this.normalize(valB); }
// https://github.com/angular/angular.js/blob/864c7f0/src/ng/urlUtils.js#L60
/**
* @param {?} url
* @param {?=} base
* @return {?}
*/
parse(url, base) {
try {
/** @type {?} */
const parsed = new URL(url, base);
return {
href: parsed.href,
protocol: parsed.protocol ? parsed.protocol.replace(/:$/, '') : '',
host: parsed.host,
search: parsed.search ? parsed.search.replace(/^\?/, '') : '',
hash: parsed.hash ? parsed.hash.replace(/^#/, '') : '',
hostname: parsed.hostname,
port: parsed.port,
pathname: (parsed.pathname.charAt(0) === '/') ? parsed.pathname : '/' + parsed.pathname
};
}
catch (e) {
throw new Error(`Invalid URL (${url}) with base (${base})`);
}
}
}
/**
* @param {?} url
* @return {?}
*/
function _stripIndexHtml(url) {
return url.replace(/\/index.html$/, '');
}
/**
* Tries to decode the URI component without throwing an exception.
*
* @param {?} value
* @return {?}
*/
function tryDecodeURIComponent(value) {
try {
return decodeURIComponent(value);
}
catch (e) {
// Ignore any invalid uri component.
return undefined;
}
}
/**
* Parses an escaped url query string into key-value pairs. Logic taken from
* https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1382
* @param {?} keyValue
* @return {?}
*/
function parseKeyValue(keyValue) {
/** @type {?} */
const obj = {};
(keyValue || '').split('&').forEach((/**
* @param {?} keyValue
* @return {?}
*/
(keyValue) => {
/** @type {?} */
let splitPoint;
/** @type {?} */
let key;
/** @type {?} */
let val;
if (keyValue) {
key = keyValue = keyValue.replace(/\+/g, '%20');
splitPoint = keyValue.indexOf('=');
if (splitPoint !== -1) {
key = keyValue.substring(0, splitPoint);
val = keyValue.substring(splitPoint + 1);
}
key = tryDecodeURIComponent(key);
if (typeof key !== 'undefined') {
val = typeof val !== 'undefined' ? tryDecodeURIComponent(val) : true;
if (!obj.hasOwnProperty(key)) {
obj[key] = val;
}
else if (Array.isArray(obj[key])) {
((/** @type {?} */ (obj[key]))).push(val);
}
else {
obj[key] = [obj[key], val];
}
}
}
}));
return obj;
}
/**
* Serializes into key-value pairs. Logic taken from
* https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1409
* @param {?} obj
* @return {?}
*/
function toKeyValue(obj) {
/** @type {?} */
const parts = [];
for (const key in obj) {
/** @type {?} */
let value = obj[key];
if (Array.isArray(value)) {
value.forEach((/**
* @param {?} arrayValue
* @return {?}
*/
(arrayValue) => {
parts.push(encodeUriQuery(key, true) +
(arrayValue === true ? '' : '=' + encodeUriQuery(arrayValue, true)));
}));
}
else {
parts.push(encodeUriQuery(key, true) +
(value === true ? '' : '=' + encodeUriQuery((/** @type {?} */ (value)), true)));
}
}
return parts.length ? parts.join('&') : '';
}
/**
* We need our custom method because encodeURIComponent is too aggressive and doesn't follow
* http://www.ietf.org/rfc/rfc3986.txt with regards to the character set (pchar) allowed in path
* segments:
* segment = *pchar
* pchar = unreserved / pct-encoded / sub-delims / ":" / "\@"
* pct-encoded = "%" HEXDIG HEXDIG
* unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
* sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
* / "*" / "+" / "," / ";" / "="
*
* Logic from https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1437
* @param {?} val
* @return {?}
*/
function encodeUriSegment(val) {
return encodeUriQuery(val, true)
.replace(/%26/gi, '&')
.replace(/%3D/gi, '=')
.replace(/%2B/gi, '+');
}
/**
* This method is intended for encoding *key* or *value* parts of query component. We need a custom
* method because encodeURIComponent is too aggressive and encodes stuff that doesn't have to be
* encoded per http://tools.ietf.org/html/rfc3986:
* query = *( pchar / "/" / "?" )
* pchar = unreserved / pct-encoded / sub-delims / ":" / "\@"
* unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
* pct-encoded = "%" HEXDIG HEXDIG
* sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
* / "*" / "+" / "," / ";" / "="
*
* Logic from https://github.com/angular/angular.js/blob/864c7f0/src/Angular.js#L1456
* @param {?} val
* @param {?=} pctEncodeSpaces
* @return {?}
*/
function encodeUriQuery(val, pctEncodeSpaces = false) {
return encodeURIComponent(val)
.replace(/%40/gi, '@')
.replace(/%3A/gi, ':')
.replace(/%24/g, '$')
.replace(/%2C/gi, ',')
.replace(/%3B/gi, ';')
.replace(/%20/g, (pctEncodeSpaces ? '%20' : '+'));
}
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All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\n/**\n * A codec for encoding and decoding URL parts.\n *\n * @publicApi\n **/\nexport abstract class UrlCodec {\n  /**\n   * Encodes the path from the provided string\n   *\n   * @param path The path string\n   */\n  abstract encodePath(path: string): string;\n\n  /**\n   * Decodes the path from the provided string\n   *\n   * @param path The path string\n   */\n  abstract decodePath(path: string): string;\n\n  /**\n   * Encodes the search string from the provided string or object\n   *\n   * @param path The path string or object\n   */\n  abstract encodeSearch(search: string|{[k: string]: unknown}): string;\n\n  /**\n   * Decodes the search objects from the provided string\n   *\n   * @param path The path string\n   */\n  abstract decodeSearch(search: string): {[k: string]: unknown};\n\n  /**\n   * Encodes the hash from the provided string\n   *\n   * @param path The hash string\n   */\n  abstract encodeHash(hash: string): string;\n\n  /**\n   * Decodes the hash from the provided string\n   *\n   * @param path The hash string\n   */\n  abstract decodeHash(hash: string): string;\n\n  /**\n   * Normalizes the URL from the provided string\n   *\n   * @param path The URL string\n   */\n  abstract normalize(href: string): string;\n\n\n  /**\n   * Normalizes the URL from the provided string, search, hash, and base URL parameters\n   *\n   * @param path The URL path\n   * @param search The search object\n   * @param hash The has string\n   * @param baseUrl The base URL for the URL\n   */\n  abstract normalize(path: string, search: {[k: string]: unknown}, hash: string, baseUrl?: string):\n      string;\n\n  /**\n   * Checks whether the two strings are equal\n   * @param valA First string for comparison\n   * @param valB Second string for comparison\n   */\n  abstract areEqual(valA: string, valB: string): boolean;\n\n  /**\n   * Parses the URL string based on the base URL\n   *\n   * @param url The full URL string\n   * @param base The base for the URL\n   */\n  abstract parse(url: string, base?: string): {\n    href: string,\n    protocol: string,\n    host: string,\n    search: string,\n    hash: string,\n    hostname: string,\n    port: string,\n    pathname: string\n  };\n}\n\n/**\n * A `UrlCodec` that uses logic from AngularJS to serialize and parse URLs\n * and URL parameters.\n *\n * @publicApi\n */\nexport class AngularJSUrlCodec implements UrlCodec {\n  // https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L15\n  encodePath(path: string): string {\n    const segments = path.split('/');\n    let i = segments.length;\n\n    while (i--) {\n      // decode forward slashes to prevent them from being double encoded\n      segments[i] = encodeUriSegment(segments[i].replace(/%2F/g, '/'));\n    }\n\n    path = segments.join('/');\n    return _stripIndexHtml((path && path[0] !== '/' && '/' || '') + path);\n  }\n\n  // https://github.com/angular/angular.js/blob/864c7f0/src/ng/location.js#L42\n  encodeSearch(search: string|{[k: string]: unknown}): string {\n    if (typeof search === 'string') {\n      search = parseKeyValue(search);\n    }\n\n    search = toKeyValue(search);\n    return search ? 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':' + parsed.port : ''}`;\n\n      return this.normalize(\n          this.decodePath(parsed.pathname), this.decodeSearch(parsed.search),\n          this.decodeHash(parsed.hash), serverUrl);\n    } else {\n      const encPath = this.encodePath(pathOrHref);\n      const encSearch = search && this.encodeSearch(search) || '';\n      const encHash = hash && this.encodeHash(hash) || '';\n\n      let joinedPath = (baseUrl || '') + encPath;\n\n      if (!joinedPath.length || joinedPath[0] !== '/') {\n        joinedPath = '/' + joinedPath;\n      }\n      return joinedPath + encSearch + encHash;\n    }\n  }\n\n  areEqual(valA: string, valB: string) { return this.normalize(valA) === this.normalize(valB); }\n\n  // https://github.com/angular/angular.js/blob/864c7f0/src/ng/urlUtils.js#L60\n  parse(url: string, base?: string) {\n    try {\n      const parsed = new URL(url, base);\n      return {\n        href: parsed.href,\n        protocol: parsed.protocol ? parsed.protocol.replace(/:$/, '') : '',\n        host: parsed.host,\n        search: parsed.search ? parsed.search.replace(/^\\?/, '') : '',\n        hash: parsed.hash ? parsed.hash.replace(/^#/, '') : '',\n        hostname: parsed.hostname,\n        port: parsed.port,\n        pathname: (parsed.pathname.charAt(0) === '/') ? parsed.pathname : '/' + parsed.pathname\n      };\n    } catch (e) {\n      throw new Error(`Invalid URL (${url}) with base (${base})`);\n    }\n  }\n}\n\nfunction _stripIndexHtml(url: string): string {\n  return url.replace(/\\/index.html$/, '');\n}\n\n/**\n * Tries to decode the URI component without throwing an exception.\n *\n * @private\n * @param str value potential URI component to check.\n * @returns {boolean} True if `value` can be decoded\n * with the decodeURIComponent function.\n */\nfunction tryDecodeURIComponent(value: string) {\n  try {\n    return decodeURIComponent(value);\n  } catch (e) {\n    // Ignore any invalid uri component.\n    return undefined;\n  }\n}\n\n\n/**\n * Parses an escaped url query string into key-value pairs. 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