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Differential D2587 Diff 6336 files/0002-use-system-poppler-api.patch

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files/0002-use-system-poppler-api.patch

  • This file was added.
The source code of utopia-documents uses an old api of the poppler library, which is not
compatible with the version used in Solus. This commit modifies relevant functions in
PDFDocument.cpp to use the more "modern" api of poppler.
diff --git a/libcrackle/crackle/PDFDocument.cpp b/libcrackle/crackle/PDFDocument.cpp
index 32031ba..a8cffa1 100644
--- a/libcrackle/crackle/PDFDocument.cpp
+++ b/libcrackle/crackle/PDFDocument.cpp
@@ -85,14 +85,11 @@ namespace {
Object obj, val;
string data;
- doc_->getDocInfo(&obj);
- if (obj.isDict() && obj.getDict()->lookup(const_cast<char *>(key_), &val)->isString()) {
+ obj = doc_->getDocInfo();
+ if (obj.isDict() && (val = obj.getDict()->lookup(const_cast<char *>(key_))).isString()) {
data=gstring2UnicodeString(val.getString());
}
- obj.free();
- val.free();
-
return data;
}
@@ -104,8 +101,8 @@ namespace {
struct tm tmStruct;
time_t res(0);
- doc_->getDocInfo(&obj);
- if (obj.isDict() && obj.getDict()->lookup(const_cast<char *>(key_), &val)->isString()) {
+ obj = doc_->getDocInfo();
+ if (obj.isDict() && (val = obj.getDict()->lookup(const_cast<char *>(key_))).isString()) {
s = val.getString()->getCString();
@@ -134,8 +131,6 @@ namespace {
res=mktime(&tmStruct);
}
}
- obj.free();
- val.free();
return res;
}
@@ -303,12 +298,12 @@ void Crackle::PDFDocument::readBuffer(shared_array<char> data_, size_t length_)
// stream and file ownership is passed to PDFDoc
_dict=boost::shared_ptr<Object>(new Object);
- _dict->initNull();
+ _dict->setToNull();
_data=data_;
_datalen=length_;
- MemStream *stream=new MemStream(_data.get(), 0, _datalen, _dict.get());
+ MemStream *stream=new MemStream(_data.get(), 0, _datalen, std::move(*_dict.get()));
_open(stream);
Spine::Sha256 hash;
@@ -330,10 +325,9 @@ std::string Crackle::PDFDocument::_addAnchor( Object *obj, std::string name)
if (obj->isArray()) {
dest = new LinkDest(obj->getArray());
} else if (obj->isDict()) {
- if (obj->dictLookup("D", &obj2)->isArray()) {
+ if ((obj2 = obj->dictLookup("D")).isArray()) {
dest = new LinkDest(obj2.getArray());
}
- obj2.free();
}
if (dest && dest->isOk()) {
@@ -470,34 +464,30 @@ std::string Crackle::PDFDocument::_addAnchor(LinkDest * dest, std::string name)
void Crackle::PDFDocument::_updateNameTree(Object *tree)
{
if (tree->isDict()) {
- Object names, name;
- Object kids, kid;
- Object obj, obj2;
+ Object names;
+ Object kids;
// leaf node
- if (tree->dictLookup("Names", &names)->isArray()) {
+ if ((names = tree->dictLookup("Names")).isArray()) {
for (int i = 0; i < names.arrayGetLength(); i += 2) {
- if (names.arrayGet(i, &name)->isString()) {
+ Object name;
+ if ((name = names.arrayGet(i)).isString()) {
string namestring(gstring2UnicodeString(name.getString()));
- names.arrayGet(i+1, &obj);
+ Object obj = names.arrayGet(i+1);
_addAnchor(&obj, namestring);
- obj.free();
}
- name.free();
}
}
- names.free();
// root or intermediate node - process children
- if (tree->dictLookup("Kids", &kids)->isArray()) {
+ if ((kids = tree->dictLookup("Kids")).isArray()) {
for (int i = 0; i < kids.arrayGetLength(); ++i) {
- if (kids.arrayGet(i, &kid)->isDict()) {
+ Object kid;
+ if ((kid = kids.arrayGet(i)).isDict()) {
_updateNameTree(&kid);
}
- kid.free();
}
}
- kids.free();
}
}
@@ -583,9 +573,7 @@ void Crackle::PDFDocument::_extractLinks()
#ifdef UTOPIA_SPINE_BACKEND_POPPLER
Links *links=new Links(catalog->getPage(page+1)->getAnnots());
#else // XPDF
- Object annotsObj;
- Links *links=new Links(catalog->getPage(page+1)->getAnnots(&annotsObj), catalog->getBaseURI());
- annotsObj.free();
+ Links *links=new Links(catalog->getPage(page+1)->getAnnots(), catalog->getBaseURI());
#endif
for (int i(0); i<links->getNumLinks(); ++i) {
@@ -662,18 +650,15 @@ void Crackle::PDFDocument::_updateAnnotations()
// extract anchors from name tree
Object catDict;
- _doc->getXRef()->getCatalog(&catDict);
+ catDict = _doc->getXRef()->getCatalog();
if (catDict.isDict()) {
Object obj;
- if (catDict.dictLookup("Names", &obj)->isDict()) {
+ if ((obj = catDict.dictLookup("Names")).isDict()) {
Object nameTree;
- obj.dictLookup("Dests", &nameTree);
+ nameTree = obj.dictLookup("Dests");
_updateNameTree(&nameTree);
- nameTree.free();
}
- obj.free();
}
- catDict.free();
#else // XPDF
@@ -691,9 +676,8 @@ void Crackle::PDFDocument::_updateAnnotations()
for (int i=0; i< dests->dictGetLength(); ++i) {
string namestring(dests->dictGetKey(i));
Object obj;
- dests->dictGetVal(i, &obj);
+ obj = dests->dictGetVal(i);
_addAnchor(&obj, namestring);
- obj.free();
}
}
@@ -865,11 +849,11 @@ Crackle::PDFDocument::ViewMode Crackle::PDFDocument::viewMode()
XRef *xref(_doc->getXRef());
Object catDict;
- xref->getCatalog(&catDict);
+ catDict = xref->getCatalog();
if (catDict.isDict()) {
Object obj;
- if (catDict.dictLookup("PageMode", &obj)->isName()) {
+ if ((obj = catDict.dictLookup("PageMode")).isName()) {
if (obj.isName("UseNone"))
// Neither document outline nor thumbnail images visible.
res=ViewNone;
@@ -889,9 +873,7 @@ Crackle::PDFDocument::ViewMode Crackle::PDFDocument::viewMode()
// Attachments panel visible.
res=ViewAttach;
}
- obj.free();
}
- catDict.free();
return res;
}
@@ -905,10 +887,10 @@ Crackle::PDFDocument::PageLayout Crackle::PDFDocument::pageLayout()
XRef *xref(_doc->getXRef());
Object catDict;
- xref->getCatalog(&catDict);
+ catDict = xref->getCatalog();
if (catDict.isDict()) {
Object obj;
- if (catDict.dictLookup("PageLayout", &obj)->isName()) {
+ if ((obj = catDict.dictLookup("PageLayout")).isName()) {
if (obj.isName("SinglePage"))
res=LayoutSinglePage;
if (obj.isName("OneColumn"))
@@ -922,9 +904,7 @@ Crackle::PDFDocument::PageLayout Crackle::PDFDocument::pageLayout()
if (obj.isName("TwoPageRight"))
res=LayoutTwoPageRight;
}
- obj.free();
}
- catDict.free();
return res;
}
@@ -1055,11 +1035,11 @@ string Crackle::PDFDocument::pdfFileID()
_docid.clear();
Object fileIDArray;
- _doc->getXRef()->getTrailerDict()->dictLookup("ID", &fileIDArray);
+ fileIDArray = _doc->getXRef()->getTrailerDict()->dictLookup("ID");
if (fileIDArray.isArray()) {
Object fileIDObj0;
- if (fileIDArray.arrayGet(0, &fileIDObj0)->isString()) {
+ if ((fileIDObj0 = fileIDArray.arrayGet(0)).isString()) {
GString *str(fileIDObj0.getString());
@@ -1073,9 +1053,7 @@ string Crackle::PDFDocument::pdfFileID()
}
_docid=Spine::Fingerprint::pdfFileIDFingerprintIri(s.str());;
}
- fileIDObj0.free();
}
- fileIDArray.free();
return _docid;
}
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