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-rw-r--r--src/urlbar/urlsuggester.cpp386
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diff --git a/src/urlbar/urlsuggester.cpp b/src/urlbar/urlsuggester.cpp
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-/* ============================================================
-*
-* This file is a part of the rekonq project
-*
-* Copyright (C) 2009-2012 by Andrea Diamantini <adjam7 at gmail dot com>
-*
-*
-* This program is free software; you can redistribute it and/or
-* modify it under the terms of the GNU General Public License as
-* published by the Free Software Foundation; either version 2 of
-* the License or (at your option) version 3 or any later version
-* accepted by the membership of KDE e.V. (or its successor approved
-* by the membership of KDE e.V.), which shall act as a proxy
-* defined in Section 14 of version 3 of the license.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program. If not, see <http://www.gnu.org/licenses/>.
-*
-* ============================================================ */
-
-
-// Self Includes
-#include "urlsuggester.h"
-#include "urlsuggester.moc"
-
-// Local Includes
-#include "historymanager.h"
-#include "bookmarkmanager.h"
-
-#include "searchengine.h"
-
-// KDE Includes
-#include <KBookmark>
-#include <KService>
-#include <KProtocolInfo>
-
-// Qt Includes
-#include <QByteArray>
-
-
-// NOTE
-// default kurifilter plugin list (at least in my box):
-// 1. "kshorturifilter"
-// 2. "kurisearchfilter"
-// 3. "localdomainurifilter"
-// 4 ."kuriikwsfilter"
-// 5. "fixhosturifilter"
-
-
-// ------------------------------------------------------------------------
-
-
-// NOTE
-// Induce an order in the history items
-bool isHistoryItemRelevant(const HistoryItem &a, const HistoryItem &b)
-{
- return a.relevance() > b.relevance();
-}
-
-
-// ------------------------------------------------------------------------
-
-
-QRegExp UrlSuggester::_browseRegexp;
-QRegExp UrlSuggester::_searchEnginesRegexp;
-
-
-UrlSuggester::UrlSuggester(const QString &typedUrl)
- : QObject()
- , _typedString(typedUrl.trimmed())
- , _isKDEShortUrl(false)
-{
- if (_browseRegexp.isEmpty())
- {
- QString protocol = QString("^(%1)").arg(KProtocolInfo::protocols().join("|"));
- protocol += QL1S("|javascript");
-
- QString localhost = QL1S("^localhost");
-
- QString local = QL1S("^/");
-
- QString ipv4 = QL1S("^0*([1-9]?\\d|1\\d\\d|2[0-4]\\d|25[0-5])\\.0*([1-9]?\\d|1\\d\\d|2[0-4]\\d|25[0-5])"\
- "\\.0*([1-9]?\\d|1\\d\\d|2[0-4]\\d|25[0-5])\\.0*([1-9]?\\d|1\\d\\d|2[0-4]\\d|25[0-5])");
-
- QString ipv6 = QL1S("^([0-9a-fA-F]{4}|0)(\\:([0-9a-fA-F]{4}|0)){7}");
-
- QString address = QL1S("[\\d\\w-.]+\\.(a[cdefgilmnoqrstuwz]|b[abdefghijmnorstvwyz]|"\
- "c[acdfghiklmnoruvxyz]|d[ejkmnoz]|e[ceghrstu]|f[ijkmnor]|g[abdefghilmnpqrstuwy]|"\
- "h[kmnrtu]|i[delmnoqrst]|j[emop]|k[eghimnprwyz]|l[abcikrstuvy]|"\
- "m[acdghklmnopqrstuvwxyz]|n[acefgilopruz]|om|p[aefghklmnrstwy]|qa|r[eouw]|"\
- "s[abcdeghijklmnortuvyz]|t[cdfghjkmnoprtvwz]|u[augkmsyz]|v[aceginu]|w[fs]|"\
- "y[etu]|z[amw]|aero|arpa|biz|com|coop|edu|info|int|gov|local|mil|museum|name|net|org|"\
- "pro)");
-
- QString joiner = QL1S(")|(");
- _browseRegexp = QRegExp(QL1C('(') +
- protocol + joiner +
- localhost + joiner +
- local + joiner +
- address + joiner +
- ipv6 + joiner +
- ipv4 + QL1C(')')
- );
- }
-
- if (_searchEnginesRegexp.isEmpty())
- {
- QString reg;
- QString engineUrl;
- Q_FOREACH(KService::Ptr s, SearchEngine::favorites())
- {
- engineUrl = QRegExp::escape(s->property("Query").toString()).replace(QL1S("\\\\\\{@\\}"), QL1S("[\\d\\w-.]+"));
- if (reg.isEmpty())
- reg = QL1C('(') + engineUrl + QL1C(')');
- else
- reg = reg + QL1S("|(") + engineUrl + QL1C(')');
- }
- _searchEnginesRegexp = QRegExp(reg);
- }
-}
-
-
-// UrlSuggestionList UrlSuggester::orderedSearchItems()
-UrlSuggestionList UrlSuggester::computeSuggestions()
-{
- if (_typedString.startsWith(QL1S("rekonq:")))
- {
- QStringList aboutUrlList;
- aboutUrlList
- << QL1S("rekonq:home")
- << QL1S("rekonq:favorites")
- << QL1S("rekonq:bookmarks")
- << QL1S("rekonq:history")
- << QL1S("rekonq:downloads")
- << QL1S("rekonq:closedtabs")
- ;
-
- QStringList aboutUrlResults = aboutUrlList.filter(_typedString, Qt::CaseInsensitive);
-
- UrlSuggestionList list;
-
- Q_FOREACH(const QString & urlResult, aboutUrlResults)
- {
- QString name = urlResult;
- name.remove(0, 6);
- UrlSuggestionItem item(UrlSuggestionItem::Browse, urlResult, name);
- list << item;
- }
-
- return list;
- }
-
- // NOTE: this sets _isKDEShortUrl.
- // IF it is true we can just suggest it
- computeWebSearches();
-
- if (_isKDEShortUrl)
- {
- return _webSearches;
- }
-
- //compute lists
- computeHistory();
- computeQurlFromUserInput();
- computeBookmarks();
-
- return orderLists();
-}
-
-
-UrlSuggestionList UrlSuggester::orderLists()
-{
- // NOTE
- // The const int here decides the number of proper suggestions, taken from history & bookmarks
- // You have to add here the "browse & search" options, always available.
- const int availableEntries = 8;
-
- // Browse & Search results
- UrlSuggestionList browseSearch;
- QString lowerTypedString = _typedString.toLower();
-
- bool textIsUrl = (_browseRegexp.indexIn(lowerTypedString) != -1);
-
- if (textIsUrl)
- {
- // browse url case (typed kde.org): show resolved url before
- browseSearch << _qurlFromUserInput;
- browseSearch << _webSearches;
- }
- else
- {
- // NON url case: propose web search before
- browseSearch << _webSearches;
- browseSearch << _qurlFromUserInput;
- }
-
-
- // find relevant items (the one you are more probably searching...)
- UrlSuggestionList relevant;
-
- // history
- Q_FOREACH(const UrlSuggestionItem & item, _history)
- {
- QString hst = KUrl(item.url).host();
- if (item.url.startsWith(_typedString)
- || hst.startsWith(_typedString)
- || hst.remove("www.").startsWith(_typedString))
- {
- relevant << item;
- _history.removeOne(item);
- break;
- }
- }
-
- // just add this is relevant is Null
-
- if (relevant.count() == 0)
- {
- // bookmarks
- Q_FOREACH(const UrlSuggestionItem & item, _bookmarks)
- {
- QString hst = KUrl(item.url).host();
- if (item.url.startsWith(_typedString)
- || hst.startsWith(_typedString)
- || hst.remove("www.").startsWith(_typedString))
- {
- relevant << item;
- _bookmarks.removeOne(item);
- break;
- }
- }
- }
-
- // decide history & bookmarks number
- int historyCount = _history.count();
- int bookmarksCount = _bookmarks.count();
- int relevantCount = relevant.count();
-
- const int historyEntries = (availableEntries - relevantCount) / 2;
- const int bookmarksEntries = availableEntries - relevantCount - historyEntries;
-
- if (historyCount >= historyEntries && bookmarksCount >= bookmarksEntries)
- {
- _history = _history.mid(0, historyEntries);
- _bookmarks = _bookmarks.mid(0, bookmarksEntries);
- }
- else if (historyCount < historyEntries && bookmarksCount >= bookmarksEntries)
- {
- if (historyCount + bookmarksCount > availableEntries)
- {
- _bookmarks = _bookmarks.mid(0, availableEntries - historyCount);
- }
- }
- else if (historyCount >= historyEntries && bookmarksCount < bookmarksEntries)
- {
- if (historyCount + bookmarksCount > availableEntries)
- {
- _history = _history.mid(0, availableEntries - bookmarksCount);
- }
- }
-
- if (_typedString.count() > 1)
- removeBookmarksDuplicates();
-
- // and finally, results
- UrlSuggestionList list;
- if (textIsUrl)
- list += browseSearch + relevant + _history + _bookmarks;
- else
- list += relevant + browseSearch + _history + _bookmarks;
-
- return list;
-}
-
-
-//////////////////////////////////////////////////////////////////////////
-// PRIVATE ENGINES
-
-
-// QUrl from User Input (easily the best solution... )
-void UrlSuggester::computeQurlFromUserInput()
-{
- QString url = _typedString;
- QUrl urlFromUserInput = QUrl::fromUserInput(url);
- if (urlFromUserInput.isValid())
- {
- // ensure http(s) hosts are lower cases
- if (urlFromUserInput.scheme().startsWith(QL1S("http")))
- {
- QString hst = urlFromUserInput.host();
- urlFromUserInput.setHost(hst.toLower());
- }
-
- QString urlString = urlFromUserInput.toString();
- QString gTitle = i18nc("Browse a website", "Browse");
- UrlSuggestionItem gItem(UrlSuggestionItem::Browse, urlString, gTitle);
- _qurlFromUserInput << gItem;
- }
-}
-
-
-// webSearches
-void UrlSuggester::computeWebSearches()
-{
- QString query = _typedString;
-
- // this result is generated when an user types something like gg:kde
- KService::Ptr engine = SearchEngine::fromString(_typedString);
- if (engine)
- {
- query = query.remove(0, _typedString.indexOf(SearchEngine::delimiter()) + 1);
- _isKDEShortUrl = true;
- }
- else
- {
- engine = SearchEngine::defaultEngine();
- }
-
- if (engine)
- {
- UrlSuggestionItem item = UrlSuggestionItem(UrlSuggestionItem::Search, SearchEngine::buildQuery(engine, query), query, engine->name());
- UrlSuggestionList list;
- list << item;
- _webSearches = list;
- }
-}
-
-
-// history
-void UrlSuggester::computeHistory()
-{
- QList<HistoryItem> found = HistoryManager::self()->find(_typedString);
-
- // FIXME: profiling computeHistory, this seems too much expensive (around 1 second for)
- // doing it just from second time...
- if (_typedString.count() > 1)
- qSort(found.begin(), found.end(), isHistoryItemRelevant);
-
- Q_FOREACH(const HistoryItem & i, found)
- {
- if (_searchEnginesRegexp.isEmpty() || _searchEnginesRegexp.indexIn(i.url) == -1) //filter all urls that are search engine results
- {
- UrlSuggestionItem gItem(UrlSuggestionItem::History, i.url, i.title);
- _history << gItem;
- }
- }
-}
-
-
-// bookmarks
-void UrlSuggester::computeBookmarks()
-{
- QList<KBookmark> found = BookmarkManager::self()->find(_typedString);
- Q_FOREACH(const KBookmark & b, found)
- {
- UrlSuggestionItem gItem(UrlSuggestionItem::Bookmark, b.url().url(), b.fullText());
- _bookmarks << gItem;
- }
-}
-
-
-//////////////////////////////////////////////////////////////////////////
-
-
-// WARNING: this seems A LOT expensive and has to be done just
-// when the two groups (history & bookmarks) have just been "restricted"..
-void UrlSuggester::removeBookmarksDuplicates()
-{
- Q_FOREACH(const UrlSuggestionItem & item, _history)
- {
- QString hu = item.url;
- Q_FOREACH(const UrlSuggestionItem & item, _bookmarks)
- {
- if (hu == item.url)
- {
- _bookmarks.removeOne(item);
- break;
- }
- }
- }
-}
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