From 2a2eebcaea2b27bc86390dac2ee27ad5620f5eda Mon Sep 17 00:00:00 2001
From: m-holger <m-holger@kubitscheck.org>
Date: Tue, 2 Aug 2022 16:20:24 +0100
Subject: Modify newIndirect to set QPDFObjectHandle::obj

---
 libqpdf/QPDF.cc             | 23 +++++++++++++++++------
 libqpdf/QPDFObjectHandle.cc | 15 +++++----------
 2 files changed, 22 insertions(+), 16 deletions(-)

(limited to 'libqpdf')

diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index 7b357b13..191d98f3 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -1463,8 +1463,7 @@ QPDF::getAllObjects()
     fixDanglingReferences(true);
     std::vector<QPDFObjectHandle> result;
     for (auto const& iter: this->m->obj_cache) {
-        QPDFObjGen const& og = iter.first;
-        result.push_back(getObjectByObjGen(og));
+        result.push_back(newIndirect(iter.first, iter.second.object));
     }
     return result;
 }
@@ -2128,6 +2127,15 @@ QPDF::resolveObjectsInStream(int obj_stream_number)
     }
 }
 
+QPDFObjectHandle
+QPDF::newIndirect(QPDFObjGen const& og, std::shared_ptr<QPDFObject> const& obj)
+{
+    if (!obj->hasDescription()) {
+        obj->setDescription(this, "object " + og.unparse(' '));
+    }
+    return QPDFObjectHandle::Factory::newIndirect(this, og, obj);
+}
+
 QPDFObjectHandle
 QPDF::makeIndirectObject(QPDFObjectHandle oh)
 {
@@ -2137,9 +2145,9 @@ QPDF::makeIndirectObject(QPDFObjectHandle oh)
             "max object id is too high to create new objects");
     }
     QPDFObjGen next(max_objid + 1, 0);
-    this->m->obj_cache[next] =
+    m->obj_cache[next] =
         ObjCache(QPDFObjectHandle::ObjAccessor::getObject(oh), -1, -1);
-    return QPDFObjectHandle::Factory::newIndirect(this, next);
+    return newIndirect(next, m->obj_cache[next].object);
 }
 
 QPDFObjectHandle
@@ -2148,8 +2156,10 @@ QPDF::reserveObjectIfNotExists(QPDFObjGen const& og)
     if ((!m->obj_cache.count(og)) && (!m->xref_table.count(og))) {
         resolve(og);
         m->obj_cache[og].object = QPDF_Reserved::create();
+        return newIndirect(og, m->obj_cache[og].object);
+    } else {
+        return getObject(og);
     }
-    return getObject(og);
 }
 
 QPDFObjectHandle
@@ -2162,7 +2172,8 @@ QPDF::reserveStream(QPDFObjGen const& og)
 QPDFObjectHandle
 QPDF::getObject(QPDFObjGen const& og)
 {
-    return QPDFObjectHandle::Factory::newIndirect(this, og);
+    auto obj = (og.getObj() != 0) ? resolve(og) : QPDF_Null::create();
+    return newIndirect(og, obj);
 }
 
 QPDFObjectHandle
diff --git a/libqpdf/QPDFObjectHandle.cc b/libqpdf/QPDFObjectHandle.cc
index 8c98c87b..f872e984 100644
--- a/libqpdf/QPDFObjectHandle.cc
+++ b/libqpdf/QPDFObjectHandle.cc
@@ -21,6 +21,7 @@
 #include <qpdf/QPDF_Reserved.hh>
 #include <qpdf/QPDF_Stream.hh>
 #include <qpdf/QPDF_String.hh>
+#include <qpdf/QPDF_Unresolved.hh>
 #include <qpdf/SparseOHArray.hh>
 
 #include <qpdf/QIntC.hh>
@@ -240,13 +241,6 @@ QPDFObjectHandle::QPDFObjectHandle() :
 {
 }
 
-QPDFObjectHandle::QPDFObjectHandle(QPDF* qpdf, QPDFObjGen const& og) :
-    initialized(true),
-    qpdf(qpdf),
-    og(og)
-{
-}
-
 QPDFObjectHandle::QPDFObjectHandle(std::shared_ptr<QPDFObject> const& data) :
     initialized(true),
     qpdf(nullptr),
@@ -1953,7 +1947,7 @@ QPDFObjectHandle::newIndirect(QPDF* qpdf, QPDFObjGen const& og)
         return newNull();
     }
 
-    return QPDFObjectHandle(qpdf, og);
+    return QPDFObjectHandle(qpdf, og, QPDF_Unresolved::create());
 }
 
 QPDFObjectHandle
@@ -2553,10 +2547,11 @@ QPDFObjectHandle::dereference()
     if (!this->initialized) {
         return false;
     }
-    if (this->obj() == nullptr ||
+    if ((this->obj->getTypeCode() == QPDFObject::ot_unresolved) ||
         (getObjectID() &&
          QPDF::Resolver::objectChanged(this->qpdf, getObjGen(), this->obj))) {
-        obj = QPDF::Resolver::resolve(this->qpdf, getObjGen());
+        this->obj = QPDF::Resolver::resolve(this->qpdf, getObjGen());
+
     }
     return true;
 }
-- 
cgit v1.2.3-54-g00ecf