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Server OAPIF fix limits/offset links

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See PR #32639
This commit is contained in:
Alessandro Pasotti 2019-11-05 09:58:15 +01:00
parent 8f52da7fdf
commit a2f02d06b3
1 changed files with 9 additions and 5 deletions
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14
src/server/services/wfs3/qgswfs3handlers.cpp
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@ -1195,11 +1195,15 @@ void QgsWfs3CollectionsItemsHandler::handleRequest( const QgsServerApiContext &c
const QUrl url { context.request()->url() };
// Url without offset and limit
QString cleanedUrl { url.toString().replace( QRegularExpression( R"raw(&?(offset|limit)(=\d+)*)raw" ), QString() ) };
QUrl cleanedUrl { url };
cleanedUrl.removeQueryItem( QStringLiteral( "limit" ) );
cleanedUrl.removeQueryItem( QStringLiteral( "offset" ) );
if ( ! url.hasQuery() )
QString cleanedUrlAsString { cleanedUrl.toString() };
if ( ! cleanedUrl.hasQuery() )
{
cleanedUrl += '?';
cleanedUrlAsString += '?';
}
// Get the self link
@ -1219,7 +1223,7 @@ void QgsWfs3CollectionsItemsHandler::handleRequest( const QgsServerApiContext &c
if ( offset != 0 )
{
json prevLink = selfLink;
prevLink["href"] = QStringLiteral( "%1&offset=%2&limit=%3" ).arg( cleanedUrl ).arg( std::max<long>( 0, limit - offset ) ).arg( limit ).toStdString();
prevLink["href"] = QStringLiteral( "%1&offset=%2&limit=%3" ).arg( cleanedUrlAsString ).arg( std::max<long>( 0, limit - offset ) ).arg( limit ).toStdString();
prevLink["rel"] = "prev";
prevLink["name"] = "Previous page";
data["links"].push_back( prevLink );
@ -1227,7 +1231,7 @@ void QgsWfs3CollectionsItemsHandler::handleRequest( const QgsServerApiContext &c
if ( limit + offset < matchedFeaturesCount )
{
json nextLink = selfLink;
nextLink["href"] = QStringLiteral( "%1&offset=%2&limit=%3" ).arg( cleanedUrl ).arg( std::min<long>( matchedFeaturesCount, limit + offset ) ).arg( limit ).toStdString();
nextLink["href"] = QStringLiteral( "%1&offset=%2&limit=%3" ).arg( cleanedUrlAsString ).arg( std::min<long>( matchedFeaturesCount, limit + offset ) ).arg( limit ).toStdString();
nextLink["rel"] = "next";
nextLink["name"] = "Next page";
data["links"].push_back( nextLink );