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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/uri/uri.js')
| -rw-r--r-- | contexts/data/lib/closure-library/closure/goog/uri/uri.js | 1500 |
1 files changed, 0 insertions, 1500 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/uri/uri.js b/contexts/data/lib/closure-library/closure/goog/uri/uri.js deleted file mode 100644 index c486935..0000000 --- a/contexts/data/lib/closure-library/closure/goog/uri/uri.js +++ /dev/null @@ -1,1500 +0,0 @@ -// Copyright 2006 The Closure Library Authors. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS-IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -/** - * @fileoverview Class for parsing and formatting URIs. - * - * Use goog.Uri(string) to parse a URI string. Use goog.Uri.create(...) to - * create a new instance of the goog.Uri object from Uri parts. - * - * e.g: <code>var myUri = new goog.Uri(window.location);</code> - * - * Implements RFC 3986 for parsing/formatting URIs. - * http://gbiv.com/protocols/uri/rfc/rfc3986.html - * - * Some changes have been made to the interface (more like .NETs), though the - * internal representation is now of un-encoded parts, this will change the - * behavior slightly. - * - */ - -goog.provide('goog.Uri'); -goog.provide('goog.Uri.QueryData'); - -goog.require('goog.array'); -goog.require('goog.string'); -goog.require('goog.structs'); -goog.require('goog.structs.Map'); -goog.require('goog.uri.utils'); -goog.require('goog.uri.utils.ComponentIndex'); - - - -/** - * This class contains setters and getters for the parts of the URI. - * The <code>getXyz</code>/<code>setXyz</code> methods return the decoded part - * -- so<code>goog.Uri.parse('/foo%20bar').getPath()</code> will return the - * decoded path, <code>/foo bar</code>. - * - * The constructor accepts an optional unparsed, raw URI string. The parser - * is relaxed, so special characters that aren't escaped but don't cause - * ambiguities will not cause parse failures. - * - * All setters return <code>this</code> and so may be chained, a la - * <code>goog.Uri.parse('/foo').setFragment('part').toString()</code>. - * - * @param {*=} opt_uri Optional string URI to parse - * (use goog.Uri.create() to create a URI from parts), or if - * a goog.Uri is passed, a clone is created. - * @param {boolean=} opt_ignoreCase If true, #getParameterValue will ignore - * the case of the parameter name. - * - * @constructor - */ -goog.Uri = function(opt_uri, opt_ignoreCase) { - // Parse in the uri string - var m; - if (opt_uri instanceof goog.Uri) { - this.ignoreCase_ = goog.isDef(opt_ignoreCase) ? - opt_ignoreCase : opt_uri.getIgnoreCase(); - this.setScheme(opt_uri.getScheme()); - this.setUserInfo(opt_uri.getUserInfo()); - this.setDomain(opt_uri.getDomain()); - this.setPort(opt_uri.getPort()); - this.setPath(opt_uri.getPath()); - this.setQueryData(opt_uri.getQueryData().clone()); - this.setFragment(opt_uri.getFragment()); - } else if (opt_uri && (m = goog.uri.utils.split(String(opt_uri)))) { - this.ignoreCase_ = !!opt_ignoreCase; - - // Set the parts -- decoding as we do so. - // COMPATABILITY NOTE - In IE, unmatched fields may be empty strings, - // whereas in other browsers they will be undefined. - this.setScheme(m[goog.uri.utils.ComponentIndex.SCHEME] || '', true); - this.setUserInfo(m[goog.uri.utils.ComponentIndex.USER_INFO] || '', true); - this.setDomain(m[goog.uri.utils.ComponentIndex.DOMAIN] || '', true); - this.setPort(m[goog.uri.utils.ComponentIndex.PORT]); - this.setPath(m[goog.uri.utils.ComponentIndex.PATH] || '', true); - this.setQueryData(m[goog.uri.utils.ComponentIndex.QUERY_DATA] || '', true); - this.setFragment(m[goog.uri.utils.ComponentIndex.FRAGMENT] || '', true); - - } else { - this.ignoreCase_ = !!opt_ignoreCase; - this.queryData_ = new goog.Uri.QueryData(null, null, this.ignoreCase_); - } -}; - - -/** - * If true, we preserve the type of query parameters set programmatically. - * - * This means that if you set a parameter to a boolean, and then call - * getParameterValue, you will get a boolean back. - * - * If false, we will coerce parameters to strings, just as they would - * appear in real URIs. - * - * TODO(nicksantos): Remove this once people have time to fix all tests. - * - * @type {boolean} - */ -goog.Uri.preserveParameterTypesCompatibilityFlag = false; - - -/** - * Parameter name added to stop caching. - * @type {string} - */ -goog.Uri.RANDOM_PARAM = goog.uri.utils.StandardQueryParam.RANDOM; - - -/** - * Scheme such as "http". - * @type {string} - * @private - */ -goog.Uri.prototype.scheme_ = ''; - - -/** - * User credentials in the form "username:password". - * @type {string} - * @private - */ -goog.Uri.prototype.userInfo_ = ''; - - -/** - * Domain part, e.g. "www.google.com". - * @type {string} - * @private - */ -goog.Uri.prototype.domain_ = ''; - - -/** - * Port, e.g. 8080. - * @type {?number} - * @private - */ -goog.Uri.prototype.port_ = null; - - -/** - * Path, e.g. "/tests/img.png". - * @type {string} - * @private - */ -goog.Uri.prototype.path_ = ''; - - -/** - * Object representing query data. - * @type {!goog.Uri.QueryData} - * @private - */ -goog.Uri.prototype.queryData_; - - -/** - * The fragment without the #. - * @type {string} - * @private - */ -goog.Uri.prototype.fragment_ = ''; - - -/** - * Whether or not this Uri should be treated as Read Only. - * @type {boolean} - * @private - */ -goog.Uri.prototype.isReadOnly_ = false; - - -/** - * Whether or not to ignore case when comparing query params. - * @type {boolean} - * @private - */ -goog.Uri.prototype.ignoreCase_ = false; - - -/** - * @return {string} The string form of the url. - * @override - */ -goog.Uri.prototype.toString = function() { - var out = []; - - var scheme = this.getScheme(); - if (scheme) { - out.push(goog.Uri.encodeSpecialChars_( - scheme, goog.Uri.reDisallowedInSchemeOrUserInfo_), ':'); - } - - var domain = this.getDomain(); - if (domain) { - out.push('//'); - - var userInfo = this.getUserInfo(); - if (userInfo) { - out.push(goog.Uri.encodeSpecialChars_( - userInfo, goog.Uri.reDisallowedInSchemeOrUserInfo_), '@'); - } - - out.push(goog.string.urlEncode(domain)); - - var port = this.getPort(); - if (port != null) { - out.push(':', String(port)); - } - } - - var path = this.getPath(); - if (path) { - if (this.hasDomain() && path.charAt(0) != '/') { - out.push('/'); - } - out.push(goog.Uri.encodeSpecialChars_( - path, - path.charAt(0) == '/' ? - goog.Uri.reDisallowedInAbsolutePath_ : - goog.Uri.reDisallowedInRelativePath_)); - } - - var query = this.getEncodedQuery(); - if (query) { - out.push('?', query); - } - - var fragment = this.getFragment(); - if (fragment) { - out.push('#', goog.Uri.encodeSpecialChars_( - fragment, goog.Uri.reDisallowedInFragment_)); - } - return out.join(''); -}; - - -/** - * Resolves a relative url string to a this base uri. - * - * There are several kinds of relative urls:<br> - * 1. foo - replaces the last part of the path, the whole query and fragment<br> - * 2. /foo - replaces the the path, the query and fragment<br> - * 3. //foo - replaces everything from the domain on. foo is a domain name<br> - * 4. ?foo - replace the query and fragment<br> - * 5. #foo - replace the fragment only - * - * Additionally, if relative url has a non-empty path, all ".." and "." - * segments will be resolved, as described in RFC 3986. - * - * @param {goog.Uri} relativeUri The relative url to resolve. - * @return {!goog.Uri} The resolved URI. - */ -goog.Uri.prototype.resolve = function(relativeUri) { - - var absoluteUri = this.clone(); - - // we satisfy these conditions by looking for the first part of relativeUri - // that is not blank and applying defaults to the rest - - var overridden = relativeUri.hasScheme(); - - if (overridden) { - absoluteUri.setScheme(relativeUri.getScheme()); - } else { - overridden = relativeUri.hasUserInfo(); - } - - if (overridden) { - absoluteUri.setUserInfo(relativeUri.getUserInfo()); - } else { - overridden = relativeUri.hasDomain(); - } - - if (overridden) { - absoluteUri.setDomain(relativeUri.getDomain()); - } else { - overridden = relativeUri.hasPort(); - } - - var path = relativeUri.getPath(); - if (overridden) { - absoluteUri.setPort(relativeUri.getPort()); - } else { - overridden = relativeUri.hasPath(); - if (overridden) { - // resolve path properly - if (path.charAt(0) != '/') { - // path is relative - if (this.hasDomain() && !this.hasPath()) { - // RFC 3986, section 5.2.3, case 1 - path = '/' + path; - } else { - // RFC 3986, section 5.2.3, case 2 - var lastSlashIndex = absoluteUri.getPath().lastIndexOf('/'); - if (lastSlashIndex != -1) { - path = absoluteUri.getPath().substr(0, lastSlashIndex + 1) + path; - } - } - } - path = goog.Uri.removeDotSegments(path); - } - } - - if (overridden) { - absoluteUri.setPath(path); - } else { - overridden = relativeUri.hasQuery(); - } - - if (overridden) { - absoluteUri.setQueryData(relativeUri.getDecodedQuery()); - } else { - overridden = relativeUri.hasFragment(); - } - - if (overridden) { - absoluteUri.setFragment(relativeUri.getFragment()); - } - - return absoluteUri; -}; - - -/** - * Clones the URI instance. - * @return {!goog.Uri} New instance of the URI objcet. - */ -goog.Uri.prototype.clone = function() { - return new goog.Uri(this); -}; - - -/** - * @return {string} The encoded scheme/protocol for the URI. - */ -goog.Uri.prototype.getScheme = function() { - return this.scheme_; -}; - - -/** - * Sets the scheme/protocol. - * @param {string} newScheme New scheme value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setScheme = function(newScheme, opt_decode) { - this.enforceReadOnly(); - this.scheme_ = opt_decode ? goog.Uri.decodeOrEmpty_(newScheme) : newScheme; - - // remove an : at the end of the scheme so somebody can pass in - // window.location.protocol - if (this.scheme_) { - this.scheme_ = this.scheme_.replace(/:$/, ''); - } - return this; -}; - - -/** - * @return {boolean} Whether the scheme has been set. - */ -goog.Uri.prototype.hasScheme = function() { - return !!this.scheme_; -}; - - -/** - * @return {string} The decoded user info. - */ -goog.Uri.prototype.getUserInfo = function() { - return this.userInfo_; -}; - - -/** - * Sets the userInfo. - * @param {string} newUserInfo New userInfo value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setUserInfo = function(newUserInfo, opt_decode) { - this.enforceReadOnly(); - this.userInfo_ = opt_decode ? goog.Uri.decodeOrEmpty_(newUserInfo) : - newUserInfo; - return this; -}; - - -/** - * @return {boolean} Whether the user info has been set. - */ -goog.Uri.prototype.hasUserInfo = function() { - return !!this.userInfo_; -}; - - -/** - * @return {string} The decoded domain. - */ -goog.Uri.prototype.getDomain = function() { - return this.domain_; -}; - - -/** - * Sets the domain. - * @param {string} newDomain New domain value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setDomain = function(newDomain, opt_decode) { - this.enforceReadOnly(); - this.domain_ = opt_decode ? goog.Uri.decodeOrEmpty_(newDomain) : newDomain; - return this; -}; - - -/** - * @return {boolean} Whether the domain has been set. - */ -goog.Uri.prototype.hasDomain = function() { - return !!this.domain_; -}; - - -/** - * @return {?number} The port number. - */ -goog.Uri.prototype.getPort = function() { - return this.port_; -}; - - -/** - * Sets the port number. - * @param {*} newPort Port number. Will be explicitly casted to a number. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setPort = function(newPort) { - this.enforceReadOnly(); - - if (newPort) { - newPort = Number(newPort); - if (isNaN(newPort) || newPort < 0) { - throw Error('Bad port number ' + newPort); - } - this.port_ = newPort; - } else { - this.port_ = null; - } - - return this; -}; - - -/** - * @return {boolean} Whether the port has been set. - */ -goog.Uri.prototype.hasPort = function() { - return this.port_ != null; -}; - - -/** - * @return {string} The decoded path. - */ -goog.Uri.prototype.getPath = function() { - return this.path_; -}; - - -/** - * Sets the path. - * @param {string} newPath New path value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setPath = function(newPath, opt_decode) { - this.enforceReadOnly(); - this.path_ = opt_decode ? goog.Uri.decodeOrEmpty_(newPath) : newPath; - return this; -}; - - -/** - * @return {boolean} Whether the path has been set. - */ -goog.Uri.prototype.hasPath = function() { - return !!this.path_; -}; - - -/** - * @return {boolean} Whether the query string has been set. - */ -goog.Uri.prototype.hasQuery = function() { - return this.queryData_.toString() !== ''; -}; - - -/** - * Sets the query data. - * @param {goog.Uri.QueryData|string|undefined} queryData QueryData object. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * Applies only if queryData is a string. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setQueryData = function(queryData, opt_decode) { - this.enforceReadOnly(); - - if (queryData instanceof goog.Uri.QueryData) { - this.queryData_ = queryData; - this.queryData_.setIgnoreCase(this.ignoreCase_); - } else { - if (!opt_decode) { - // QueryData accepts encoded query string, so encode it if - // opt_decode flag is not true. - queryData = goog.Uri.encodeSpecialChars_(queryData, - goog.Uri.reDisallowedInQuery_); - } - this.queryData_ = new goog.Uri.QueryData(queryData, null, this.ignoreCase_); - } - - return this; -}; - - -/** - * Sets the URI query. - * @param {string} newQuery New query value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setQuery = function(newQuery, opt_decode) { - return this.setQueryData(newQuery, opt_decode); -}; - - -/** - * @return {string} The encoded URI query, not including the ?. - */ -goog.Uri.prototype.getEncodedQuery = function() { - return this.queryData_.toString(); -}; - - -/** - * @return {string} The decoded URI query, not including the ?. - */ -goog.Uri.prototype.getDecodedQuery = function() { - return this.queryData_.toDecodedString(); -}; - - -/** - * Returns the query data. - * @return {goog.Uri.QueryData} QueryData object. - */ -goog.Uri.prototype.getQueryData = function() { - return this.queryData_; -}; - - -/** - * @return {string} The encoded URI query, not including the ?. - * - * Warning: This method, unlike other getter methods, returns encoded - * value, instead of decoded one. - */ -goog.Uri.prototype.getQuery = function() { - return this.getEncodedQuery(); -}; - - -/** - * Sets the value of the named query parameters, clearing previous values for - * that key. - * - * @param {string} key The parameter to set. - * @param {*} value The new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setParameterValue = function(key, value) { - this.enforceReadOnly(); - this.queryData_.set(key, value); - return this; -}; - - -/** - * Sets the values of the named query parameters, clearing previous values for - * that key. Not new values will currently be moved to the end of the query - * string. - * - * So, <code>goog.Uri.parse('foo?a=b&c=d&e=f').setParameterValues('c', ['new']) - * </code> yields <tt>foo?a=b&e=f&c=new</tt>.</p> - * - * @param {string} key The parameter to set. - * @param {*} values The new values. If values is a single - * string then it will be treated as the sole value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setParameterValues = function(key, values) { - this.enforceReadOnly(); - - if (!goog.isArray(values)) { - values = [String(values)]; - } - - // TODO(nicksantos): This cast shouldn't be necessary. - this.queryData_.setValues(key, /** @type {Array} */ (values)); - - return this; -}; - - -/** - * Returns the value<b>s</b> for a given cgi parameter as a list of decoded - * query parameter values. - * @param {string} name The parameter to get values for. - * @return {Array} The values for a given cgi parameter as a list of - * decoded query parameter values. - */ -goog.Uri.prototype.getParameterValues = function(name) { - return this.queryData_.getValues(name); -}; - - -/** - * Returns the first value for a given cgi parameter or undefined if the given - * parameter name does not appear in the query string. - * @param {string} paramName Unescaped parameter name. - * @return {string|undefined} The first value for a given cgi parameter or - * undefined if the given parameter name does not appear in the query - * string. - */ -goog.Uri.prototype.getParameterValue = function(paramName) { - // NOTE(nicksantos): This type-cast is a lie when - // preserveParameterTypesCompatibilityFlag is set to true. - // But this should only be set to true in tests. - return /** @type {string|undefined} */ (this.queryData_.get(paramName)); -}; - - -/** - * @return {string} The URI fragment, not including the #. - */ -goog.Uri.prototype.getFragment = function() { - return this.fragment_; -}; - - -/** - * Sets the URI fragment. - * @param {string} newFragment New fragment value. - * @param {boolean=} opt_decode Optional param for whether to decode new value. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.setFragment = function(newFragment, opt_decode) { - this.enforceReadOnly(); - this.fragment_ = opt_decode ? goog.Uri.decodeOrEmpty_(newFragment) : - newFragment; - return this; -}; - - -/** - * @return {boolean} Whether the URI has a fragment set. - */ -goog.Uri.prototype.hasFragment = function() { - return !!this.fragment_; -}; - - -/** - * Returns true if this has the same domain as that of uri2. - * @param {goog.Uri} uri2 The URI object to compare to. - * @return {boolean} true if same domain; false otherwise. - */ -goog.Uri.prototype.hasSameDomainAs = function(uri2) { - return ((!this.hasDomain() && !uri2.hasDomain()) || - this.getDomain() == uri2.getDomain()) && - ((!this.hasPort() && !uri2.hasPort()) || - this.getPort() == uri2.getPort()); -}; - - -/** - * Adds a random parameter to the Uri. - * @return {!goog.Uri} Reference to this Uri object. - */ -goog.Uri.prototype.makeUnique = function() { - this.enforceReadOnly(); - this.setParameterValue(goog.Uri.RANDOM_PARAM, goog.string.getRandomString()); - - return this; -}; - - -/** - * Removes the named query parameter. - * - * @param {string} key The parameter to remove. - * @return {!goog.Uri} Reference to this URI object. - */ -goog.Uri.prototype.removeParameter = function(key) { - this.enforceReadOnly(); - this.queryData_.remove(key); - return this; -}; - - -/** - * Sets whether Uri is read only. If this goog.Uri is read-only, - * enforceReadOnly_ will be called at the start of any function that may modify - * this Uri. - * @param {boolean} isReadOnly whether this goog.Uri should be read only. - * @return {!goog.Uri} Reference to this Uri object. - */ -goog.Uri.prototype.setReadOnly = function(isReadOnly) { - this.isReadOnly_ = isReadOnly; - return this; -}; - - -/** - * @return {boolean} Whether the URI is read only. - */ -goog.Uri.prototype.isReadOnly = function() { - return this.isReadOnly_; -}; - - -/** - * Checks if this Uri has been marked as read only, and if so, throws an error. - * This should be called whenever any modifying function is called. - */ -goog.Uri.prototype.enforceReadOnly = function() { - if (this.isReadOnly_) { - throw Error('Tried to modify a read-only Uri'); - } -}; - - -/** - * Sets whether to ignore case. - * NOTE: If there are already key/value pairs in the QueryData, and - * ignoreCase_ is set to false, the keys will all be lower-cased. - * @param {boolean} ignoreCase whether this goog.Uri should ignore case. - * @return {!goog.Uri} Reference to this Uri object. - */ -goog.Uri.prototype.setIgnoreCase = function(ignoreCase) { - this.ignoreCase_ = ignoreCase; - if (this.queryData_) { - this.queryData_.setIgnoreCase(ignoreCase); - } - return this; -}; - - -/** - * @return {boolean} Whether to ignore case. - */ -goog.Uri.prototype.getIgnoreCase = function() { - return this.ignoreCase_; -}; - - -//============================================================================== -// Static members -//============================================================================== - - -/** - * Creates a uri from the string form. Basically an alias of new goog.Uri(). - * If a Uri object is passed to parse then it will return a clone of the object. - * - * @param {*} uri Raw URI string or instance of Uri - * object. - * @param {boolean=} opt_ignoreCase Whether to ignore the case of parameter - * names in #getParameterValue. - * @return {!goog.Uri} The new URI object. - */ -goog.Uri.parse = function(uri, opt_ignoreCase) { - return uri instanceof goog.Uri ? - uri.clone() : new goog.Uri(uri, opt_ignoreCase); -}; - - -/** - * Creates a new goog.Uri object from unencoded parts. - * - * @param {?string=} opt_scheme Scheme/protocol or full URI to parse. - * @param {?string=} opt_userInfo username:password. - * @param {?string=} opt_domain www.google.com. - * @param {?number=} opt_port 9830. - * @param {?string=} opt_path /some/path/to/a/file.html. - * @param {string|goog.Uri.QueryData=} opt_query a=1&b=2. - * @param {?string=} opt_fragment The fragment without the #. - * @param {boolean=} opt_ignoreCase Whether to ignore parameter name case in - * #getParameterValue. - * - * @return {!goog.Uri} The new URI object. - */ -goog.Uri.create = function(opt_scheme, opt_userInfo, opt_domain, opt_port, - opt_path, opt_query, opt_fragment, opt_ignoreCase) { - - var uri = new goog.Uri(null, opt_ignoreCase); - - // Only set the parts if they are defined and not empty strings. - opt_scheme && uri.setScheme(opt_scheme); - opt_userInfo && uri.setUserInfo(opt_userInfo); - opt_domain && uri.setDomain(opt_domain); - opt_port && uri.setPort(opt_port); - opt_path && uri.setPath(opt_path); - opt_query && uri.setQueryData(opt_query); - opt_fragment && uri.setFragment(opt_fragment); - - return uri; -}; - - -/** - * Resolves a relative Uri against a base Uri, accepting both strings and - * Uri objects. - * - * @param {*} base Base Uri. - * @param {*} rel Relative Uri. - * @return {!goog.Uri} Resolved uri. - */ -goog.Uri.resolve = function(base, rel) { - if (!(base instanceof goog.Uri)) { - base = goog.Uri.parse(base); - } - - if (!(rel instanceof goog.Uri)) { - rel = goog.Uri.parse(rel); - } - - return base.resolve(rel); -}; - - -/** - * Removes dot segments in given path component, as described in - * RFC 3986, section 5.2.4. - * - * @param {string} path A non-empty path component. - * @return {string} Path component with removed dot segments. - */ -goog.Uri.removeDotSegments = function(path) { - if (path == '..' || path == '.') { - return ''; - - } else if (!goog.string.contains(path, './') && - !goog.string.contains(path, '/.')) { - // This optimization detects uris which do not contain dot-segments, - // and as a consequence do not require any processing. - return path; - - } else { - var leadingSlash = goog.string.startsWith(path, '/'); - var segments = path.split('/'); - var out = []; - - for (var pos = 0; pos < segments.length; ) { - var segment = segments[pos++]; - - if (segment == '.') { - if (leadingSlash && pos == segments.length) { - out.push(''); - } - } else if (segment == '..') { - if (out.length > 1 || out.length == 1 && out[0] != '') { - out.pop(); - } - if (leadingSlash && pos == segments.length) { - out.push(''); - } - } else { - out.push(segment); - leadingSlash = true; - } - } - - return out.join('/'); - } -}; - - -/** - * Decodes a value or returns the empty string if it isn't defined or empty. - * @param {string|undefined} val Value to decode. - * @return {string} Decoded value. - * @private - */ -goog.Uri.decodeOrEmpty_ = function(val) { - // Don't use UrlDecode() here because val is not a query parameter. - return val ? decodeURIComponent(val) : ''; -}; - - -/** - * If unescapedPart is non null, then escapes any characters in it that aren't - * valid characters in a url and also escapes any special characters that - * appear in extra. - * - * @param {*} unescapedPart The string to encode. - * @param {RegExp} extra A character set of characters in [\01-\177]. - * @return {?string} null iff unescapedPart == null. - * @private - */ -goog.Uri.encodeSpecialChars_ = function(unescapedPart, extra) { - if (goog.isString(unescapedPart)) { - return encodeURI(unescapedPart).replace(extra, goog.Uri.encodeChar_); - } - return null; -}; - - -/** - * Converts a character in [\01-\177] to its unicode character equivalent. - * @param {string} ch One character string. - * @return {string} Encoded string. - * @private - */ -goog.Uri.encodeChar_ = function(ch) { - var n = ch.charCodeAt(0); - return '%' + ((n >> 4) & 0xf).toString(16) + (n & 0xf).toString(16); -}; - - -/** - * Regular expression for characters that are disallowed in the scheme or - * userInfo part of the URI. - * @type {RegExp} - * @private - */ -goog.Uri.reDisallowedInSchemeOrUserInfo_ = /[#\/\?@]/g; - - -/** - * Regular expression for characters that are disallowed in a relative path. - * @type {RegExp} - * @private - */ -goog.Uri.reDisallowedInRelativePath_ = /[\#\?:]/g; - - -/** - * Regular expression for characters that are disallowed in an absolute path. - * @type {RegExp} - * @private - */ -goog.Uri.reDisallowedInAbsolutePath_ = /[\#\?]/g; - - -/** - * Regular expression for characters that are disallowed in the query. - * @type {RegExp} - * @private - */ -goog.Uri.reDisallowedInQuery_ = /[\#\?@]/g; - - -/** - * Regular expression for characters that are disallowed in the fragment. - * @type {RegExp} - * @private - */ -goog.Uri.reDisallowedInFragment_ = /#/g; - - -/** - * Checks whether two URIs have the same domain. - * @param {string} uri1String First URI string. - * @param {string} uri2String Second URI string. - * @return {boolean} true if the two URIs have the same domain; false otherwise. - */ -goog.Uri.haveSameDomain = function(uri1String, uri2String) { - // Differs from goog.uri.utils.haveSameDomain, since this ignores scheme. - // TODO(gboyer): Have this just call goog.uri.util.haveSameDomain. - var pieces1 = goog.uri.utils.split(uri1String); - var pieces2 = goog.uri.utils.split(uri2String); - return pieces1[goog.uri.utils.ComponentIndex.DOMAIN] == - pieces2[goog.uri.utils.ComponentIndex.DOMAIN] && - pieces1[goog.uri.utils.ComponentIndex.PORT] == - pieces2[goog.uri.utils.ComponentIndex.PORT]; -}; - - - -/** - * Class used to represent URI query parameters. It is essentially a hash of - * name-value pairs, though a name can be present more than once. - * - * Has the same interface as the collections in goog.structs. - * - * @param {?string=} opt_query Optional encoded query string to parse into - * the object. - * @param {goog.Uri=} opt_uri Optional uri object that should have its - * cache invalidated when this object updates. Deprecated -- this - * is no longer required. - * @param {boolean=} opt_ignoreCase If true, ignore the case of the parameter - * name in #get. - * @constructor - */ -goog.Uri.QueryData = function(opt_query, opt_uri, opt_ignoreCase) { - /** - * Encoded query string, or null if it requires computing from the key map. - * @type {?string} - * @private - */ - this.encodedQuery_ = opt_query || null; - - /** - * If true, ignore the case of the parameter name in #get. - * @type {boolean} - * @private - */ - this.ignoreCase_ = !!opt_ignoreCase; -}; - - -/** - * If the underlying key map is not yet initialized, it parses the - * query string and fills the map with parsed data. - * @private - */ -goog.Uri.QueryData.prototype.ensureKeyMapInitialized_ = function() { - if (!this.keyMap_) { - this.keyMap_ = new goog.structs.Map(); - this.count_ = 0; - - if (this.encodedQuery_) { - var pairs = this.encodedQuery_.split('&'); - for (var i = 0; i < pairs.length; i++) { - var indexOfEquals = pairs[i].indexOf('='); - var name = null; - var value = null; - if (indexOfEquals >= 0) { - name = pairs[i].substring(0, indexOfEquals); - value = pairs[i].substring(indexOfEquals + 1); - } else { - name = pairs[i]; - } - name = goog.string.urlDecode(name); - name = this.getKeyName_(name); - this.add(name, value ? goog.string.urlDecode(value) : ''); - } - } - } -}; - - -/** - * Creates a new query data instance from a map of names and values. - * - * @param {!goog.structs.Map|!Object} map Map of string parameter - * names to parameter value. If parameter value is an array, it is - * treated as if the key maps to each individual value in the - * array. - * @param {goog.Uri=} opt_uri URI object that should have its cache - * invalidated when this object updates. - * @param {boolean=} opt_ignoreCase If true, ignore the case of the parameter - * name in #get. - * @return {!goog.Uri.QueryData} The populated query data instance. - */ -goog.Uri.QueryData.createFromMap = function(map, opt_uri, opt_ignoreCase) { - var keys = goog.structs.getKeys(map); - if (typeof keys == 'undefined') { - throw Error('Keys are undefined'); - } - - var queryData = new goog.Uri.QueryData(null, null, opt_ignoreCase); - var values = goog.structs.getValues(map); - for (var i = 0; i < keys.length; i++) { - var key = keys[i]; - var value = values[i]; - if (!goog.isArray(value)) { - queryData.add(key, value); - } else { - queryData.setValues(key, value); - } - } - return queryData; -}; - - -/** - * Creates a new query data instance from parallel arrays of parameter names - * and values. Allows for duplicate parameter names. Throws an error if the - * lengths of the arrays differ. - * - * @param {Array.<string>} keys Parameter names. - * @param {Array} values Parameter values. - * @param {goog.Uri=} opt_uri URI object that should have its cache - * invalidated when this object updates. - * @param {boolean=} opt_ignoreCase If true, ignore the case of the parameter - * name in #get. - * @return {!goog.Uri.QueryData} The populated query data instance. - */ -goog.Uri.QueryData.createFromKeysValues = function( - keys, values, opt_uri, opt_ignoreCase) { - if (keys.length != values.length) { - throw Error('Mismatched lengths for keys/values'); - } - var queryData = new goog.Uri.QueryData(null, null, opt_ignoreCase); - for (var i = 0; i < keys.length; i++) { - queryData.add(keys[i], values[i]); - } - return queryData; -}; - - -/** - * The map containing name/value or name/array-of-values pairs. - * May be null if it requires parsing from the query string. - * - * We need to use a Map because we cannot guarantee that the key names will - * not be problematic for IE. - * - * @type {goog.structs.Map} - * @private - */ -goog.Uri.QueryData.prototype.keyMap_ = null; - - -/** - * The number of params, or null if it requires computing. - * @type {?number} - * @private - */ -goog.Uri.QueryData.prototype.count_ = null; - - -/** - * @return {?number} The number of parameters. - */ -goog.Uri.QueryData.prototype.getCount = function() { - this.ensureKeyMapInitialized_(); - return this.count_; -}; - - -/** - * Adds a key value pair. - * @param {string} key Name. - * @param {*} value Value. - * @return {!goog.Uri.QueryData} Instance of this object. - */ -goog.Uri.QueryData.prototype.add = function(key, value) { - this.ensureKeyMapInitialized_(); - this.invalidateCache_(); - - key = this.getKeyName_(key); - var values = this.keyMap_.get(key); - if (!values) { - this.keyMap_.set(key, (values = [])); - } - values.push(value); - this.count_++; - return this; -}; - - -/** - * Removes all the params with the given key. - * @param {string} key Name. - * @return {boolean} Whether any parameter was removed. - */ -goog.Uri.QueryData.prototype.remove = function(key) { - this.ensureKeyMapInitialized_(); - - key = this.getKeyName_(key); - if (this.keyMap_.containsKey(key)) { - this.invalidateCache_(); - - // Decrement parameter count. - this.count_ -= this.keyMap_.get(key).length; - return this.keyMap_.remove(key); - } - return false; -}; - - -/** - * Clears the parameters. - */ -goog.Uri.QueryData.prototype.clear = function() { - this.invalidateCache_(); - this.keyMap_ = null; - this.count_ = 0; -}; - - -/** - * @return {boolean} Whether we have any parameters. - */ -goog.Uri.QueryData.prototype.isEmpty = function() { - this.ensureKeyMapInitialized_(); - return this.count_ == 0; -}; - - -/** - * Whether there is a parameter with the given name - * @param {string} key The parameter name to check for. - * @return {boolean} Whether there is a parameter with the given name. - */ -goog.Uri.QueryData.prototype.containsKey = function(key) { - this.ensureKeyMapInitialized_(); - key = this.getKeyName_(key); - return this.keyMap_.containsKey(key); -}; - - -/** - * Whether there is a parameter with the given value. - * @param {*} value The value to check for. - * @return {boolean} Whether there is a parameter with the given value. - */ -goog.Uri.QueryData.prototype.containsValue = function(value) { - // NOTE(arv): This solution goes through all the params even if it was the - // first param. We can get around this by not reusing code or by switching to - // iterators. - var vals = this.getValues(); - return goog.array.contains(vals, value); -}; - - -/** - * Returns all the keys of the parameters. If a key is used multiple times - * it will be included multiple times in the returned array - * @return {!Array} All the keys of the parameters. - */ -goog.Uri.QueryData.prototype.getKeys = function() { - this.ensureKeyMapInitialized_(); - // We need to get the values to know how many keys to add. - var vals = /** @type {Array.<Array|*>} */ (this.keyMap_.getValues()); - var keys = this.keyMap_.getKeys(); - var rv = []; - for (var i = 0; i < keys.length; i++) { - var val = vals[i]; - for (var j = 0; j < val.length; j++) { - rv.push(keys[i]); - } - } - return rv; -}; - - -/** - * Returns all the values of the parameters with the given name. If the query - * data has no such key this will return an empty array. If no key is given - * all values wil be returned. - * @param {string=} opt_key The name of the parameter to get the values for. - * @return {!Array} All the values of the parameters with the given name. - */ -goog.Uri.QueryData.prototype.getValues = function(opt_key) { - this.ensureKeyMapInitialized_(); - var rv = []; - if (opt_key) { - if (this.containsKey(opt_key)) { - rv = goog.array.concat(rv, this.keyMap_.get(this.getKeyName_(opt_key))); - } - } else { - // Return all values. - var values = /** @type {Array.<Array|*>} */ (this.keyMap_.getValues()); - for (var i = 0; i < values.length; i++) { - rv = goog.array.concat(rv, values[i]); - } - } - return rv; -}; - - -/** - * Sets a key value pair and removes all other keys with the same value. - * - * @param {string} key Name. - * @param {*} value Value. - * @return {!goog.Uri.QueryData} Instance of this object. - */ -goog.Uri.QueryData.prototype.set = function(key, value) { - this.ensureKeyMapInitialized_(); - this.invalidateCache_(); - - // TODO(user): This could be better written as - // this.remove(key), this.add(key, value), but that would reorder - // the key (since the key is first removed and then added at the - // end) and we would have to fix unit tests that depend on key - // ordering. - key = this.getKeyName_(key); - if (this.containsKey(key)) { - this.count_ -= this.keyMap_.get(key).length; - } - this.keyMap_.set(key, [value]); - this.count_++; - return this; -}; - - -/** - * Returns the first value associated with the key. If the query data has no - * such key this will return undefined or the optional default. - * @param {string} key The name of the parameter to get the value for. - * @param {*=} opt_default The default value to return if the query data - * has no such key. - * @return {*} The first string value associated with the key, or opt_default - * if there's no value. - */ -goog.Uri.QueryData.prototype.get = function(key, opt_default) { - var values = key ? this.getValues(key) : []; - if (goog.Uri.preserveParameterTypesCompatibilityFlag) { - return values.length > 0 ? values[0] : opt_default; - } else { - return values.length > 0 ? String(values[0]) : opt_default; - } -}; - - -/** - * Sets the values for a key. If the key already exists, this will - * override all of the existing values that correspond to the key. - * @param {string} key The key to set values for. - * @param {Array} values The values to set. - */ -goog.Uri.QueryData.prototype.setValues = function(key, values) { - this.remove(key); - - if (values.length > 0) { - this.invalidateCache_(); - this.keyMap_.set(this.getKeyName_(key), goog.array.clone(values)); - this.count_ += values.length; - } -}; - - -/** - * @return {string} Encoded query string. - * @override - */ -goog.Uri.QueryData.prototype.toString = function() { - if (this.encodedQuery_) { - return this.encodedQuery_; - } - - if (!this.keyMap_) { - return ''; - } - - var sb = []; - - // In the past, we use this.getKeys() and this.getVals(), but that - // generates a lot of allocations as compared to simply iterating - // over the keys. - var keys = this.keyMap_.getKeys(); - for (var i = 0; i < keys.length; i++) { - var key = keys[i]; - var encodedKey = goog.string.urlEncode(key); - var val = this.getValues(key); - for (var j = 0; j < val.length; j++) { - var param = encodedKey; - // Ensure that null and undefined are encoded into the url as - // literal strings. - if (val[j] !== '') { - param += '=' + goog.string.urlEncode(val[j]); - } - sb.push(param); - } - } - - return this.encodedQuery_ = sb.join('&'); -}; - - -/** - * @return {string} Decoded query string. - */ -goog.Uri.QueryData.prototype.toDecodedString = function() { - return goog.Uri.decodeOrEmpty_(this.toString()); -}; - - -/** - * Invalidate the cache. - * @private - */ -goog.Uri.QueryData.prototype.invalidateCache_ = function() { - this.encodedQuery_ = null; -}; - - -/** - * Removes all keys that are not in the provided list. (Modifies this object.) - * @param {Array.<string>} keys The desired keys. - * @return {!goog.Uri.QueryData} a reference to this object. - */ -goog.Uri.QueryData.prototype.filterKeys = function(keys) { - this.ensureKeyMapInitialized_(); - goog.structs.forEach(this.keyMap_, - /** @this {goog.Uri.QueryData} */ - function(value, key, map) { - if (!goog.array.contains(keys, key)) { - this.remove(key); - } - }, this); - return this; -}; - - -/** - * Clone the query data instance. - * @return {!goog.Uri.QueryData} New instance of the QueryData object. - */ -goog.Uri.QueryData.prototype.clone = function() { - var rv = new goog.Uri.QueryData(); - rv.encodedQuery_ = this.encodedQuery_; - if (this.keyMap_) { - rv.keyMap_ = this.keyMap_.clone(); - rv.count_ = this.count_; - } - return rv; -}; - - -/** - * Helper function to get the key name from a JavaScript object. Converts - * the object to a string, and to lower case if necessary. - * @private - * @param {*} arg The object to get a key name from. - * @return {string} valid key name which can be looked up in #keyMap_. - */ -goog.Uri.QueryData.prototype.getKeyName_ = function(arg) { - var keyName = String(arg); - if (this.ignoreCase_) { - keyName = keyName.toLowerCase(); - } - return keyName; -}; - - -/** - * Ignore case in parameter names. - * NOTE: If there are already key/value pairs in the QueryData, and - * ignoreCase_ is set to false, the keys will all be lower-cased. - * @param {boolean} ignoreCase whether this goog.Uri should ignore case. - */ -goog.Uri.QueryData.prototype.setIgnoreCase = function(ignoreCase) { - var resetKeys = ignoreCase && !this.ignoreCase_; - if (resetKeys) { - this.ensureKeyMapInitialized_(); - this.invalidateCache_(); - goog.structs.forEach(this.keyMap_, - /** @this {goog.Uri.QueryData} */ - function(value, key) { - var lowerCase = key.toLowerCase(); - if (key != lowerCase) { - this.remove(key); - this.setValues(lowerCase, value); - } - }, this); - } - this.ignoreCase_ = ignoreCase; -}; - - -/** - * Extends a query data object with another query data or map like object. This - * operates 'in-place', it does not create a new QueryData object. - * - * @param {...(goog.Uri.QueryData|goog.structs.Map|Object)} var_args The object - * from which key value pairs will be copied. - */ -goog.Uri.QueryData.prototype.extend = function(var_args) { - for (var i = 0; i < arguments.length; i++) { - var data = arguments[i]; - goog.structs.forEach(data, - /** @this {goog.Uri.QueryData} */ - function(value, key) { - this.add(key, value); - }, this); - } -}; |