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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_NET_URL_FIXER_UPPER_H_
#define CHROME_BROWSER_NET_URL_FIXER_UPPER_H_
#include <string>
#include "googleurl/src/gurl.h"
namespace url_parse {
struct Parsed;
}
class FilePath;
// This object is designed to convert various types of input into URLs that we
// know are valid. For example, user typing in the URL bar or command line
// options. This is NOT the place for converting between different types of
// URLs or parsing them, see net_util.h for that.
namespace URLFixerUpper {
// Segments the given text string into parts of a URL. This is most useful
// for schemes such as http, https, and ftp where |SegmentURL| will find many
// segments. Currently does not segment "file" schemes.
// Returns the canonicalized scheme, or the empty string when |text| is only
// whitespace.
std::string SegmentURL(const std::string& text, url_parse::Parsed* parts);
// Deprecated temporary compatibility function.
std::wstring SegmentURL(const std::wstring& text, url_parse::Parsed* parts);
// Converts |text| to a fixed-up URL and returns it. Attempts to make
// some "smart" adjustments to obviously-invalid input where possible.
// |text| may be an absolute path to a file, which will get converted to a
// "file:" URL.
//
// The result will be a "more" valid URL than the input. It may still not
// be valid, so check the return value's validity or use
// possibly_invalid_spec().
//
// If |desired_tld| is non-empty, it represents the TLD the user wishes to
// append in the case of an incomplete domain. We check that this is not a
// file path and there does not appear to be a valid TLD already, then append
// |desired_tld| to the domain and prepend "www." (unless it, or a scheme,
// are already present.) This TLD should not have a leading '.' (use "com"
// instead of ".com").
GURL FixupURL(const std::string& text, const std::string& desired_tld);
// Converts |text| to a fixed-up URL, allowing it to be a relative path on
// the local filesystem. Begin searching in |base_dir|; if empty, use the
// current working directory. If this resolves to a file on disk, convert it
// to a "file:" URL in |fixed_up_url|; otherwise, fall back to the behavior
// of FixupURL().
//
// For "regular" input, even if it is possibly a file with a full path, you
// should use FixupURL() directly. This function should only be used when
// relative path handling is desired, as for command line processing.
GURL FixupRelativeFile(const FilePath& base_dir, const FilePath& text);
// Deprecated temporary compatibility function.
GURL FixupRelativeFile(const std::wstring& base_dir,
const std::wstring& text);
// For paths like ~, we use $HOME for the current user's home
// directory. For tests, we allow our idea of $HOME to be overriden
// by this variable.
extern const char* home_directory_override;
};
#endif // CHROME_BROWSER_NET_URL_FIXER_UPPER_H_
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