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QPDFJob increment: static functions to member functions
Convert remaining static functions that take QPDFJob& as a parameter to member functions. Utility functions that don't take QPDFJob& remain static functions and can probably just stay that way since the keep extra complexity out of QPDFJob.hh.
This commit is contained in:
Jay Berkenbilt
parent
e2975b9ed0
commit
2394dd8519
@ -23,9 +23,10 @@
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#define QPDFJOB_HH
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#include <qpdf/DLL.h>
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#include <qpdf/Constants.h>
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#include <qpdf/PointerHolder.hh>
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#include <qpdf/QPDF.hh>
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#include <qpdf/Constants.h>
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#include <qpdf/QPDFPageObjectHelper.hh>
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#include <string>
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#include <list>
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@ -169,6 +170,12 @@ class QPDFJob
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std::string prefix;
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};
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PointerHolder<QPDF> doProcessOnce(
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std::function<void(QPDF*, char const*)> fn,
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char const* password, bool empty);
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PointerHolder<QPDF> doProcess(
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std::function<void(QPDF*, char const*)> fn,
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char const* password, bool empty);
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PointerHolder<QPDF> processFile(
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char const* filename, char const* password);
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void validateUnderOverlay(QPDF& pdf, QPDFJob::UnderOverlay* uo);
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@ -181,6 +188,7 @@ class QPDFJob
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void writeOutfile(QPDF& pdf);
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void doJSON(QPDF& pdf);
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void doInspection(QPDF& pdf);
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void setQPDFOptions(QPDF& pdf);
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void showEncryption(QPDF& pdf);
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void doCheck(QPDF& pdf);
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void doShowObj(QPDF& pdf);
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@ -189,6 +197,33 @@ class QPDFJob
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void setEncryptionOptions(QPDF&, QPDFWriter&);
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void maybeFixWritePassword(int R, std::string& password);
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void doShowAttachment(QPDF& pdf);
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std::set<QPDFObjGen> getWantedJSONObjects();
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void doJSONObjects(QPDF& pdf, JSON& j);
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void doJSONObjectinfo(QPDF& pdf, JSON& j);
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void doJSONPages(QPDF& pdf, JSON& j);
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void doJSONPageLabels(QPDF& pdf, JSON& j);
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void doJSONOutlines(QPDF& pdf, JSON& j);
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void doJSONAcroform(QPDF& pdf, JSON& j);
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void doJSONEncrypt(QPDF& pdf, JSON& j);
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void doJSONAttachments(QPDF& pdf, JSON& j);
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PointerHolder<QPDF> processInputSource(
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PointerHolder<InputSource> is, char const* password);
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void doUnderOverlayForPage(
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QPDF& pdf,
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QPDFJob::UnderOverlay& uo,
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std::map<int, std::vector<int> >& pagenos,
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size_t page_idx,
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std::map<int, QPDFObjectHandle>& fo,
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std::vector<QPDFPageObjectHelper>& pages,
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QPDFPageObjectHelper& dest_page,
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bool before);
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bool shouldRemoveUnreferencedResources(QPDF& pdf);
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void handlePageSpecs(
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QPDF& pdf, bool& warnings,
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std::vector<PointerHolder<QPDF>>& page_heap);
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void handleRotations(QPDF& pdf);
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enum remove_unref_e { re_auto, re_yes, re_no };
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char const* password;
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@ -284,8 +284,10 @@ static void parse_version(std::string const& full_version_string,
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version = v;
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}
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static void set_qpdf_options(QPDF& pdf, QPDFJob& o)
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void
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QPDFJob::setQPDFOptions(QPDF& pdf)
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{
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QPDFJob& o = *this; // QXXXQ
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if (o.ignore_xref_streams)
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{
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pdf.setIgnoreXRefStreams(true);
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@ -648,8 +650,10 @@ QPDFJob::doListAttachments(QPDF& pdf)
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}
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}
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static void do_show_attachment(QPDF& pdf, QPDFJob& o)
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void
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QPDFJob::doShowAttachment(QPDF& pdf)
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{
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QPDFJob& o = *this; // QXXXQ
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QPDFEmbeddedFileDocumentHelper efdh(pdf);
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auto fs = efdh.getEmbeddedFile(o.attachment_to_show);
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if (! fs)
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@ -684,9 +688,10 @@ QPDFJob::parse_object_id(std::string const& objspec,
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}
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}
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static std::set<QPDFObjGen>
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get_wanted_json_objects(QPDFJob& o)
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std::set<QPDFObjGen>
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QPDFJob::getWantedJSONObjects()
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{
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QPDFJob& o = *this; // QXXXQ
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std::set<QPDFObjGen> wanted_og;
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for (auto const& iter: o.json_objects)
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{
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@ -702,13 +707,15 @@ get_wanted_json_objects(QPDFJob& o)
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return wanted_og;
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}
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static void do_json_objects(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONObjects(QPDF& pdf, JSON& j)
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{
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QPDFJob& o = *this; // QXXXQ
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// Add all objects. Do this first before other code below modifies
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// things by doing stuff like calling
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// pushInheritedAttributesToPage.
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bool all_objects = o.json_objects.empty();
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std::set<QPDFObjGen> wanted_og = get_wanted_json_objects(o);
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std::set<QPDFObjGen> wanted_og = getWantedJSONObjects();
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JSON j_objects = j.addDictionaryMember("objects", JSON::makeDictionary());
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if (all_objects || o.json_objects.count("trailer"))
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{
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@ -727,12 +734,14 @@ static void do_json_objects(QPDF& pdf, QPDFJob& o, JSON& j)
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}
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}
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static void do_json_objectinfo(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONObjectinfo(QPDF& pdf, JSON& j)
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{
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QPDFJob& o = *this; // QXXXQ
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// Do this first before other code below modifies things by doing
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// stuff like calling pushInheritedAttributesToPage.
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bool all_objects = o.json_objects.empty();
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std::set<QPDFObjGen> wanted_og = get_wanted_json_objects(o);
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std::set<QPDFObjGen> wanted_og = getWantedJSONObjects();
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JSON j_objectinfo = j.addDictionaryMember(
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"objectinfo", JSON::makeDictionary());
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for (auto& obj: pdf.getAllObjects())
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@ -760,8 +769,10 @@ static void do_json_objectinfo(QPDF& pdf, QPDFJob& o, JSON& j)
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}
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}
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static void do_json_pages(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONPages(QPDF& pdf, JSON& j)
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{
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QPDFJob& o = *this; // QXXXQ
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JSON j_pages = j.addDictionaryMember("pages", JSON::makeArray());
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QPDFPageDocumentHelper pdh(pdf);
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QPDFPageLabelDocumentHelper pldh(pdf);
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@ -848,7 +859,8 @@ static void do_json_pages(QPDF& pdf, QPDFJob& o, JSON& j)
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}
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}
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static void do_json_page_labels(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONPageLabels(QPDF& pdf, JSON& j)
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{
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JSON j_labels = j.addDictionaryMember("pagelabels", JSON::makeArray());
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QPDFPageLabelDocumentHelper pldh(pdf);
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@ -908,7 +920,8 @@ static void add_outlines_to_json(
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}
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}
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static void do_json_outlines(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONOutlines(QPDF& pdf, JSON& j)
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{
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std::map<QPDFObjGen, int> page_numbers;
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QPDFPageDocumentHelper dh(pdf);
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@ -927,7 +940,8 @@ static void do_json_outlines(QPDF& pdf, QPDFJob& o, JSON& j)
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add_outlines_to_json(odh.getTopLevelOutlines(), j_outlines, page_numbers);
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}
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static void do_json_acroform(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONAcroform(QPDF& pdf, JSON& j)
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{
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JSON j_acroform = j.addDictionaryMember(
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"acroform", JSON::makeDictionary());
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@ -1030,8 +1044,10 @@ static void do_json_acroform(QPDF& pdf, QPDFJob& o, JSON& j)
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}
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}
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static void do_json_encrypt(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONEncrypt(QPDF& pdf, JSON& j)
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{
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QPDFJob& o = *this; // QXXXQ
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int R = 0;
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int P = 0;
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int V = 0;
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@ -1130,7 +1146,8 @@ static void do_json_encrypt(QPDF& pdf, QPDFJob& o, JSON& j)
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"filemethod", JSON::makeString(s_file_method));
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}
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static void do_json_attachments(QPDF& pdf, QPDFJob& o, JSON& j)
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void
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QPDFJob::doJSONAttachments(QPDF& pdf, JSON& j)
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{
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JSON j_attachments = j.addDictionaryMember(
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"attachments", JSON::makeDictionary());
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@ -1528,35 +1545,35 @@ QPDFJob::doJSON(QPDF& pdf)
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// places: json_schema, doJSON, and initOptionTable.
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if (all_keys || o.json_keys.count("objects"))
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{
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do_json_objects(pdf, o, j);
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doJSONObjects(pdf, j);
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}
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if (all_keys || o.json_keys.count("objectinfo"))
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{
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do_json_objectinfo(pdf, o, j);
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doJSONObjectinfo(pdf, j);
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}
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if (all_keys || o.json_keys.count("pages"))
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{
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do_json_pages(pdf, o, j);
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doJSONPages(pdf, j);
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}
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if (all_keys || o.json_keys.count("pagelabels"))
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{
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do_json_page_labels(pdf, o, j);
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doJSONPageLabels(pdf, j);
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}
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if (all_keys || o.json_keys.count("outlines"))
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{
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do_json_outlines(pdf, o, j);
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doJSONOutlines(pdf, j);
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}
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if (all_keys || o.json_keys.count("acroform"))
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{
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do_json_acroform(pdf, o, j);
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doJSONAcroform(pdf, j);
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}
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if (all_keys || o.json_keys.count("encrypt"))
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{
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do_json_encrypt(pdf, o, j);
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doJSONEncrypt(pdf, j);
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}
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if (all_keys || o.json_keys.count("attachments"))
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{
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do_json_attachments(pdf, o, j);
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doJSONAttachments(pdf, j);
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}
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// Check against schema
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@ -1645,7 +1662,7 @@ QPDFJob::doInspection(QPDF& pdf)
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}
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if (! o.attachment_to_show.empty())
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{
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do_show_attachment(pdf, o);
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doShowAttachment(pdf);
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}
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if (! pdf.getWarnings().empty())
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{
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@ -1830,12 +1847,13 @@ ImageOptimizer::provideStreamData(int, int, Pipeline* pipeline)
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false, false);
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}
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static PointerHolder<QPDF> do_process_once(
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PointerHolder<QPDF>
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QPDFJob::doProcessOnce(
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std::function<void(QPDF*, char const*)> fn,
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char const* password, QPDFJob& o, bool empty)
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char const* password, bool empty)
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{
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PointerHolder<QPDF> pdf = new QPDF;
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set_qpdf_options(*pdf, o);
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setQPDFOptions(*pdf);
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if (empty)
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{
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pdf->emptyPDF();
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@ -1847,10 +1865,12 @@ static PointerHolder<QPDF> do_process_once(
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return pdf;
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}
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static PointerHolder<QPDF> do_process(
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PointerHolder<QPDF>
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QPDFJob::doProcess(
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std::function<void(QPDF*, char const*)> fn,
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char const* password, QPDFJob& o, bool empty)
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char const* password, bool empty)
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{
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QPDFJob& o = *this; // QXXXQ
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// If a password has been specified but doesn't work, try other
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// passwords that are equivalent in different character encodings.
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// This makes it possible to open PDF files that were encrypted
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@ -1878,7 +1898,7 @@ static PointerHolder<QPDF> do_process(
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{
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// There is no password, or we're not doing recovery, so just
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// do the normal processing with the supplied password.
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return do_process_once(fn, password, o, empty);
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return doProcessOnce(fn, password, empty);
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}
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// Get a list of otherwise encoded strings. Keep in scope for this
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@ -1912,7 +1932,7 @@ static PointerHolder<QPDF> do_process(
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{
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try
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{
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return do_process_once(fn, *iter, o, empty);
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return doProcessOnce(fn, *iter, empty);
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}
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catch (QPDFExc& e)
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{
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@ -1941,20 +1961,20 @@ static PointerHolder<QPDF> do_process(
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PointerHolder<QPDF>
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QPDFJob::processFile(char const* filename, char const* password)
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{
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QPDFJob& o = *this; // QXXXQ
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auto f1 = std::mem_fn<void(char const*, char const*)>(&QPDF::processFile);
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auto fn = std::bind(
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f1, std::placeholders::_1, filename, std::placeholders::_2);
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return do_process(fn, password, o, strcmp(filename, "") == 0);
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return doProcess(fn, password, strcmp(filename, "") == 0);
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}
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static PointerHolder<QPDF> process_input_source(
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PointerHolder<InputSource> is, char const* password, QPDFJob& o)
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PointerHolder<QPDF>
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QPDFJob::processInputSource(
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PointerHolder<InputSource> is, char const* password)
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{
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auto f1 = std::mem_fn(&QPDF::processInputSource);
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auto fn = std::bind(
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f1, std::placeholders::_1, is, std::placeholders::_2);
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return do_process(fn, password, o, false);
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return doProcess(fn, password, false);
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}
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void
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@ -2035,9 +2055,9 @@ static QPDFAcroFormDocumentHelper* get_afdh_for_qpdf(
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return afdh_map[uid].getPointer();
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}
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static void do_under_overlay_for_page(
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void
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QPDFJob::doUnderOverlayForPage(
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QPDF& pdf,
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QPDFJob& o,
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QPDFJob::UnderOverlay& uo,
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std::map<int, std::vector<int> >& pagenos,
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size_t page_idx,
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@ -2046,6 +2066,7 @@ static void do_under_overlay_for_page(
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QPDFPageObjectHelper& dest_page,
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bool before)
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{
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QPDFJob& o = *this; // QXXXQ
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int pageno = 1 + QIntC::to_int(page_idx);
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if (! pagenos.count(pageno))
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{
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@ -2164,10 +2185,10 @@ QPDFJob::handleUnderOverlay(QPDF& pdf)
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o.doIfVerbose([&](std::ostream& cout, std::string const& prefix) {
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cout << " page " << 1+i << std::endl;
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});
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do_under_overlay_for_page(pdf, o, o.underlay, underlay_pagenos, i,
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doUnderOverlayForPage(pdf, o.underlay, underlay_pagenos, i,
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underlay_fo, upages, main_pages.at(i),
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true);
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do_under_overlay_for_page(pdf, o, o.overlay, overlay_pagenos, i,
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doUnderOverlayForPage(pdf, o.overlay, overlay_pagenos, i,
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overlay_fo, opages, main_pages.at(i),
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false);
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}
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@ -2419,8 +2440,10 @@ QPDFJob::handleTransformations(QPDF& pdf)
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}
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}
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static bool should_remove_unreferenced_resources(QPDF& pdf, QPDFJob& o)
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bool
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QPDFJob::shouldRemoveUnreferencedResources(QPDF& pdf)
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{
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QPDFJob& o = *this; // QXXXQ
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if (o.remove_unreferenced_page_resources == QPDFJob::re_no)
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{
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return false;
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@ -2570,10 +2593,12 @@ static QPDFObjectHandle added_page(QPDF& pdf, QPDFPageObjectHelper page)
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return added_page(pdf, page.getObjectHandle());
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}
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static void handle_page_specs(
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QPDF& pdf, QPDFJob& o, bool& warnings,
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void
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QPDFJob::handlePageSpecs(
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QPDF& pdf, bool& warnings,
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std::vector<PointerHolder<QPDF>>& page_heap)
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{
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QPDFJob& o = *this; // QXXXQ
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// Parse all page specifications and translate them into lists of
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// actual pages.
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@ -2668,7 +2693,7 @@ static void handle_page_specs(
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is = fis;
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fis->setFilename(page_spec.filename.c_str());
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}
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PointerHolder<QPDF> qpdf_ph = process_input_source(is, password, o);
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PointerHolder<QPDF> qpdf_ph = processInputSource(is, password);
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page_heap.push_back(qpdf_ph);
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page_spec_qpdfs[page_spec.filename] = qpdf_ph.getPointer();
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if (cis)
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@ -2705,7 +2730,7 @@ static void handle_page_specs(
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if (remove_unreferenced.count(other_uuid) == 0)
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{
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remove_unreferenced[other_uuid] =
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should_remove_unreferenced_resources(other, o);
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shouldRemoveUnreferencedResources(other);
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}
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if (cis)
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{
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@ -2946,8 +2971,10 @@ static void handle_page_specs(
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}
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}
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static void handle_rotations(QPDF& pdf, QPDFJob& o)
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void
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QPDFJob::handleRotations(QPDF& pdf)
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{
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QPDFJob& o = *this; // QXXXQ
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QPDFPageDocumentHelper dh(pdf);
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std::vector<QPDFPageObjectHelper> pages = dh.getAllPages();
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int npages = QIntC::to_int(pages.size());
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@ -3314,7 +3341,7 @@ QPDFJob::doSplitPages(QPDF& pdf, bool& warnings)
|
||||
before = std::string(o.outfilename) + "-";
|
||||
}
|
||||
|
||||
if (should_remove_unreferenced_resources(pdf, o))
|
||||
if (shouldRemoveUnreferencedResources(pdf))
|
||||
{
|
||||
QPDFPageDocumentHelper dh(pdf);
|
||||
dh.removeUnreferencedResources();
|
||||
@ -3515,11 +3542,11 @@ QPDFJob::run()
|
||||
std::vector<PointerHolder<QPDF>> page_heap;
|
||||
if (! o.page_specs.empty())
|
||||
{
|
||||
handle_page_specs(pdf, o, other_warnings, page_heap);
|
||||
handlePageSpecs(pdf, other_warnings, page_heap);
|
||||
}
|
||||
if (! o.rotations.empty())
|
||||
{
|
||||
handle_rotations(pdf, o);
|
||||
handleRotations(pdf);
|
||||
}
|
||||
handleUnderOverlay(pdf);
|
||||
handleTransformations(pdf);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user