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- // Copyright 2014 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 COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_H_
- #define COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_H_
- #include <string>
- #include "base/strings/string_piece_forward.h"
- class GURL;
- namespace dom_distiller {
- namespace url_utils {
- // Returns the URL for viewing distilled content for an entry.
- // This is only used for testing.
- const GURL GetDistillerViewUrlFromEntryId(const std::string& scheme,
- const std::string& entry_id);
- // Returns the URL for viewing distilled content for |view_url|. This URL should
- // not be displayed to end users (except in DevTools and view-source). Instead,
- // users should always be shown the original page URL minus the http or https
- // scheme in the omnibox (i.e. in LocationBarModel::GetFormattedURL()).
- // A distilled page's true URL, the distiller view URL, should be returned
- // from WebContents::GetLastCommittedURL() and WebContents::GetVisibleURL().
- // This has the chrome-distiller scheme and the form
- // chrome-distiller://<hash>?<params>, where <params> are generated from
- // |view_url| and |start_time_ms|.
- const GURL GetDistillerViewUrlFromUrl(const std::string& scheme,
- const GURL& view_url,
- const std::string& title,
- int64_t start_time_ms = 0);
- // Returns the original article's URL from the distilled URL.
- // If |distilled_url| is not distilled, it is returned as is.
- // If |distilled_url| looks like distilled, but no original URL can be found,
- // an empty, invalid URL is returned.
- const GURL GetOriginalUrlFromDistillerUrl(const GURL& distilled_url);
- // Returns the starting time from the distilled URL.
- // Returns 0 when not available or on error.
- int64_t GetTimeFromDistillerUrl(const GURL& url);
- // Returns the title of the original page from the distilled URL. Returns an
- // empty string if not available or on error.
- std::string GetTitleFromDistillerUrl(const GURL& url);
- // Returns the value of the query parameter for the given |key| for a given URL.
- // If the URL is invalid or if the key is not found, returns an empty string.
- // If there are multiple keys found in the URL, returns the value for the first
- // key.
- std::string GetValueForKeyInUrl(const GURL& url, const std::string& key);
- // Returns the value of the query parameter for the given path.
- std::string GetValueForKeyInUrlPathQuery(const std::string& path,
- const std::string& key);
- // Returns whether it should be possible to distill the given |url|.
- bool IsUrlDistillable(const GURL& url);
- // Returns whether the given |url| is for a distilled page. This means the
- // format of the URL is proper for a distilled page and that it encodes a
- // valid article URL.
- bool IsDistilledPage(const GURL& url);
- // Returns whether the given |url| is formatted as if it were for a distilled
- // page, i.e. it is valid and has a chrome-distiller:// scheme.
- bool IsUrlDistilledFormat(const GURL& url);
- } // namespace url_utils
- } // namespace dom_distiller
- #endif // COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_H_
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