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Kovid Goyal 2025-03-16 17:27:06 +05:30
parent 3eb3484cc0
commit ba15429264
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1 changed files with 8 additions and 8 deletions
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16
src/calibre/utils/podofo/doc.cpp
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@ -731,20 +731,21 @@ PDFDoc_version_getter(PDFDoc *self, void *closure) {
return PyUnicode_FromString("");
}
static void
get_or_create_info(PDFDoc *self, PdfDictionary **dict) {
static PdfDictionary*
get_or_create_info(PDFDoc *self) {
PdfObject *info = self->doc->GetTrailer().GetDictionary().FindKey("Info");
if (info && info->TryGetDictionary(*dict)) return;
PdfDictionary *ans;
if (info && info->TryGetDictionary(ans)) return ans;
info = &self->doc->GetObjects().CreateDictionaryObject();
self->doc->GetTrailer().GetDictionary().AddKeyIndirect("Info", *info);
info->TryGetDictionary(*dict);
info->TryGetDictionary(ans);
return ans;
}
static inline PyObject*
string_metadata_getter(PDFDoc *self, const std::string_view name) {
PdfDictionary *info_dict;
get_or_create_info(self, &info_dict);
PdfDictionary *info_dict = get_or_create_info(self);
auto obj = info_dict->FindKey(name);
const PdfString* str;
return (obj == nullptr || !obj->TryGetString(str)) ? PyUnicode_FromString("") : podofo_convert_pdfstring(*str);
@ -784,8 +785,7 @@ PDFDoc_producer_getter(PDFDoc *self, void *closure) {
static inline int
string_metadata_setter(PDFDoc *self, const std::string_view name, PyObject *val) {
if (!PyUnicode_Check(val)) { PyErr_SetString(PyExc_TypeError, "Must use unicode to set metadata"); return -1; }
PdfDictionary *info_dict;
get_or_create_info(self, &info_dict);
PdfDictionary *info_dict = get_or_create_info(self);
const char *raw; Py_ssize_t sz;
raw = PyUnicode_AsUTF8AndSize(val, &sz);
if (sz == 0) info_dict->RemoveKey(name);