importFromWKT: deal with uncommon formulation of EPSG:3857

1 files changed, 21 insertions, 7 deletions

diff --git a/src/io.cpp b/src/io.cpp
index 29417c73..691d96e3 100644
--- a/src/io.cpp
+++ b/src/io.cpp
@@ -3299,6 +3299,18 @@ ConversionNNPtr WKTParser::Private::buildProjectionStandard(
 
 // ---------------------------------------------------------------------------
 
+static ProjectedCRSNNPtr createPseudoMercator(PropertyMap &props) {
+    auto conversion = Conversion::createPopularVisualisationPseudoMercator(
+        PropertyMap().set(IdentifiedObject::NAME_KEY, "unnamed"), Angle(0),
+        Angle(0), Length(0), Length(0));
+    props.set(IdentifiedObject::NAME_KEY, "WGS 84 / Pseudo-Mercator");
+    return ProjectedCRS::create(
+        props, GeographicCRS::EPSG_4326, conversion,
+        CartesianCS::createEastingNorthing(UnitOfMeasure::METRE));
+}
+
+// ---------------------------------------------------------------------------
+
 ProjectedCRSNNPtr
 WKTParser::Private::buildProjectedCRS(const WKTNodeNNPtr &node) {
 
@@ -3312,13 +3324,15 @@ WKTParser::Private::buildProjectedCRS(const WKTNodeNNPtr &node) {
     auto props = buildProperties(node);
 
     if (isNull(conversionNode) && hasWebMercPROJ4String(node, projectionNode)) {
-        auto conversion = Conversion::createPopularVisualisationPseudoMercator(
-            PropertyMap().set(IdentifiedObject::NAME_KEY, "unnamed"), Angle(0),
-            Angle(0), Length(0), Length(0));
-        props.set(IdentifiedObject::NAME_KEY, "WGS 84 / Pseudo-Mercator");
-        return ProjectedCRS::create(
-            props, GeographicCRS::EPSG_4326, conversion,
-            CartesianCS::createEastingNorthing(UnitOfMeasure::METRE));
+        return createPseudoMercator(props);
+    }
+
+    const std::string projectedCRSName = stripQuotes(nodeP->children()[0]);
+    // Particular case for corrupted ESRI WKT generated by older GDAL versions
+    // https://trac.osgeo.org/gdal/changeset/30732
+    if (metadata::Identifier::isEquivalentName(projectedCRSName.c_str(),
+                                               "WGS_84_Pseudo_Mercator")) {
+        return createPseudoMercator(props);
     }
 
     auto &baseGeodCRSNode =