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184 lines
6.3 KiB
Plaintext
184 lines
6.3 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsISupports.idl"
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#include "nsIURLParser.idl"
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/**
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* URIs are essentially structured names for things -- anything.
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* This interface provides accessors to destructure those names.
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*
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* This interface follows Tim Berners-Lee's URI spec:
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*
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* http://www.w3.org/Addressing/URI/URI_Overview.html
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*
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* essentially:
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*
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* ftp://username:password@hostname:portnumber/pathname
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* \ / \ / \ / \ /\ /
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* - --------------- ------ -------- -------
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* | | | | |
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* | | | | Path
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* | | | Port
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* | | Host
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* | PreHost
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* Scheme
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*
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* The subclass nsIURL provides a means to open an input or output
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* stream to a URI as a source/destination, as well as providing additional
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* accessors to destructure the path, query and reference portions typically
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* associated with URLs.
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*/
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%{C++
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#undef GetPort // XXX Windows!
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#undef SetPort // XXX Windows!
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%}
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[scriptable, uuid(07a22cc0-0ce5-11d3-9331-00104ba0fd40)]
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interface nsIURI : nsISupports
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{
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/**
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* Returns a string representation of the URI. Setting the spec
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* causes the new spec to be parsed, initializing the URI. Setting
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* the spec (or any of the accessors) causes also any currently
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* open streams on the URI's channel to be closed.
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*/
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attribute string spec;
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/**
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* The Scheme is the protocol to which this URI refers. Setting
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* the scheme is a special operation that builds up an equivalent
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* URI string from the new scheme and all the other URI attributes
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* and passes the it to the nsIOService to create a new URI for
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* the new scheme.
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*/
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attribute string scheme;
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/**
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* The PreHost portion includes elements like the optional
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* username:password, or maybe other scheme specific items.
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*/
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attribute string preHost;
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attribute string username;
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attribute string password;
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/**
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* The Host is the internet domain name to which this URI refers.
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* Note that it could be an IP address as well.
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*/
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attribute string host;
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/**
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* A return value of -1 indicates that no port value is set and the
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* implementor of the specific scheme will use its default port.
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* Similarly setting a value of -1 indicates that the default is to be used.
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* Thus as an example:
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* for HTTP, Port 80 is same as a return value of -1.
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* However after setting a port (even if its default), the port number will
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* appear in the ToNewCString function.
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*/
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attribute long port;
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/**
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* Note that the path includes the leading '/' Thus if no path is
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* available the Path accessor will return a "/"
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* For SetPath if none is provided, one would be prefixed to the path.
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*/
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attribute string path;
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/**
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* This is a handle to the Parser used to parse the URI
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*/
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attribute nsIURLParser URLParser;
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/**
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* Note that this comparison is only on char* level. Use
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* the scheme specific URI to do a more thorough check. For example,
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* in HTTP:
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* http://foo.com:80 == http://foo.com
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* but this function through nsIURI alone will not return equality
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* for this case.
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*/
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boolean equals(in nsIURI other);
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/**
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* Clones the current URI. The newly created URI will be in a closed
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* state even if the underlying channel of the cloned URI is open.
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* Cloning allows the current location to be retained since once the
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* channel is opened the URI may get redirected to a new location.
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*/
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nsIURI clone();
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/**
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* Sets the given string to be a relative path for this URI, and
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* changes this to read relative. Thus for example- if this =
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* http://foo.com/bar/index.html, then calling SetRelativePath("/baz") will
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* change this to http://foo.com/baz and calling it with "baz" will
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* change this to http://foo.com/bar/baz.
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*/
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void setRelativePath(in string relativePath);
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/**
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* This method resolves a relative string into an absolute URI string,
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* using the URI as the base.
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*
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* This method subsumes the deprecated method nsIIOService::MakeAbsolute.
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*/
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string resolve(in string relativePath);
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};
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%{C++
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// Malformed URI Error
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#define NS_ERROR_MALFORMED_URI NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 10)
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/**
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* Protocol writers can obtain a very basic (ok, degenerate) implementation
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* of nsIURI by calling the component manager with NS_SIMPLEURI_CID. The
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* implementation returned will only parse things of the form:
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*
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* about:cache
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* \ / \ /
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* --- ---
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* | |
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* Scheme Path
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*
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* where the path is everything after the colon. Note that this is probably
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* only useful for cases like about: or javascript: URIs.
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*
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* *** What you most likely will want is NS_STANDARDURL_CID which is much more
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* full featured. Look at nsIURL.idl for more details.
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*/
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#define NS_SIMPLEURI_CID \
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{ /* e0da1d70-2f7b-11d3-8cd0-0060b0fc14a3 */ \
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0xe0da1d70, \
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0x2f7b, \
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0x11d3, \
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{0x8c, 0xd0, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
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}
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%}
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