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Merge pull request #5488 from opengisch/help_locator
Add a QField documentation help locator for the search bar
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| /*************************************************************************** | ||
| helplocatorfilter.cpp | ||
| --------------------- | ||
| begin : 02.07.2024 | ||
| copyright : (C) 2024 by Mathieu Pellerin | ||
| email : mathieu at opengis 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) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
|
||
| #include "helplocatorfilter.h" | ||
| #include "locatormodelsuperbridge.h" | ||
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| #include <QDesktopServices> | ||
| #include <QNetworkRequest> | ||
| #include <QTextDocument> | ||
| #include <qgsblockingnetworkrequest.h> | ||
| #include <qgsfeedback.h> | ||
| #include <qgsstringutils.h> | ||
|
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||
| HelpLocatorFilter::HelpLocatorFilter( LocatorModelSuperBridge *locatorBridge, QObject *parent ) | ||
| : QgsLocatorFilter( parent ) | ||
| , mLocatorBridge( locatorBridge ) | ||
| { | ||
| setFetchResultsDelay( 1000 ); | ||
| setUseWithoutPrefix( false ); | ||
| } | ||
|
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| HelpLocatorFilter *HelpLocatorFilter::clone() const | ||
| { | ||
| return new HelpLocatorFilter( mLocatorBridge ); | ||
| } | ||
|
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| void HelpLocatorFilter::fetchResults( const QString &string, const QgsLocatorContext &, QgsFeedback *feedback ) | ||
| { | ||
| Q_UNUSED( feedback ) | ||
|
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| if ( string.length() < 3 ) | ||
| { | ||
| return; | ||
| } | ||
|
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| const QString searchString = string.trimmed().toLower(); | ||
| const QStringList words = searchString.split( ' ', Qt::SkipEmptyParts ); | ||
| if ( string.length() < 3 || words.isEmpty() ) | ||
| { | ||
| return; | ||
| } | ||
|
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| QNetworkRequest request( QUrl( "https://docs.qfield.org/search/search_index.json" ) ); | ||
| QgsBlockingNetworkRequest blockingRequest; | ||
| const QgsBlockingNetworkRequest::ErrorCode errorCode = blockingRequest.get( request, false, feedback ); | ||
| if ( errorCode != QgsBlockingNetworkRequest::NoError ) | ||
| { | ||
| return; | ||
| } | ||
|
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| QJsonParseError err; | ||
| const QJsonDocument jsonDoc = QJsonDocument::fromJson( blockingRequest.reply().content(), &err ); | ||
| if ( jsonDoc.isNull() ) | ||
| { | ||
| return; | ||
| } | ||
| const QVariantMap searchMap = jsonDoc.object().toVariantMap(); | ||
| const QStringList lang = searchMap.value( QStringLiteral( "config" ) ).toMap().value( QStringLiteral( "lang" ) ).toStringList(); | ||
| const QList<QVariant> docs = searchMap.value( QStringLiteral( "docs" ) ).toList(); | ||
|
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| const QLocale locale; | ||
| QString userLocale = locale.name().mid( 0, 2 ); | ||
| if ( !lang.contains( userLocale ) || userLocale == QStringLiteral( "en" ) ) | ||
| { | ||
| userLocale.clear(); | ||
| } | ||
|
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| QRegularExpression rx( QStringLiteral( "\\A([a-z]{2})\\/" ) ); | ||
| for ( const QVariant &doc : docs ) | ||
| { | ||
| QVariantMap details = doc.toMap(); | ||
| const QString title = details.value( QStringLiteral( "title" ) ).toString().toLower(); | ||
| const QString text = details.value( QStringLiteral( "text" ) ).toString().toLower(); | ||
|
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||
| if ( text.isEmpty() ) | ||
| { | ||
| continue; | ||
| } | ||
|
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| const QString location = details.value( QStringLiteral( "location" ) ).toString(); | ||
| QString locationLocale; | ||
| QRegularExpressionMatch rxMatch = rx.match( location ); | ||
| if ( rxMatch.hasMatch() ) | ||
| { | ||
| locationLocale = rxMatch.captured( 1 ); | ||
| } | ||
|
|
||
| if ( locationLocale == userLocale ) | ||
| { | ||
| bool match = false; | ||
| int matchScore = 0; | ||
| for ( const QString &word : words ) | ||
| { | ||
| match = title.contains( word ) || text.contains( word ); | ||
| matchScore += title.count( word ) * 2 + text.count( word ); | ||
| } | ||
|
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| if ( match ) | ||
| { | ||
| if ( !location.isEmpty() ) | ||
| { | ||
| if ( QgsStringUtils::soundex( title ) == QgsStringUtils::soundex( searchString ) ) | ||
| { | ||
| // When the search term is a near-match to the title, add a big bonus (e.g. search term project matching page title projects) | ||
| matchScore += 100; | ||
| } | ||
|
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| QTextDocument htmlDoc; | ||
| htmlDoc.setHtml( details.value( QStringLiteral( "text" ) ).toString() ); | ||
|
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| QgsLocatorResult result; | ||
| result.displayString = details.value( QStringLiteral( "title" ) ).toString(); | ||
| result.description = htmlDoc.toPlainText(); | ||
| result.score = matchScore; | ||
| result.filter = this; | ||
| result.setUserData( QStringLiteral( "https://docs.qfield.org/%1" ).arg( location ) ); | ||
| emit resultFetched( result ); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| void HelpLocatorFilter::triggerResult( const QgsLocatorResult &result ) | ||
| { | ||
| triggerResultFromAction( result, Normal ); | ||
| } | ||
|
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| void HelpLocatorFilter::triggerResultFromAction( const QgsLocatorResult &result, const int ) | ||
| { | ||
| const QString url = result.userData().toString(); | ||
| qDebug() << url; | ||
| QDesktopServices::openUrl( url ); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| /*************************************************************************** | ||
| helplocatorfilter.h | ||
| --------------------- | ||
| begin : 02.07.2024 | ||
| copyright : (C) 2024 by Mathieu Pellerin | ||
| email : mathieu at opengis 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) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
|
||
|
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| #ifndef HELPLOCATORFILTER_H | ||
| #define HELPLOCATORFILTER_H | ||
|
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| #include <QObject> | ||
| #include <qgslocatorfilter.h> | ||
|
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| class LocatorModelSuperBridge; | ||
|
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| /** | ||
| * HelpLocatorFilter is a locator filter to search | ||
| * for and display QField documentation pages. | ||
| */ | ||
| class HelpLocatorFilter : public QgsLocatorFilter | ||
| { | ||
| Q_OBJECT | ||
|
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| public: | ||
| //! Origin of the action which triggers the result | ||
| enum ActionOrigin | ||
| { | ||
| Normal, | ||
| }; | ||
|
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| explicit HelpLocatorFilter( LocatorModelSuperBridge *locatorBridge, QObject *parent = nullptr ); | ||
| HelpLocatorFilter *clone() const override; | ||
| QString name() const override { return QStringLiteral( "optionpages" ); } // name should be "help" but we're working around QGIS guarding against 1-character prefix | ||
| QString displayName() const override { return tr( "QField Documentation" ); } | ||
| Priority priority() const override { return Medium; } | ||
| QString prefix() const override { return QStringLiteral( "?" ); } | ||
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| void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override; | ||
| void triggerResult( const QgsLocatorResult &result ) override; | ||
| void triggerResultFromAction( const QgsLocatorResult &result, const int actionId ) override; | ||
|
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| private: | ||
| LocatorModelSuperBridge *mLocatorBridge = nullptr; | ||
| }; | ||
|
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| #endif // HELPLOCATORFILTER_H |
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