diff options
| author | Ashod Nakashian <ashod.nakashian@collabora.co.uk> | 2019-07-20 11:07:01 +0100 |
|---|---|---|
| committer | Michael Meeks <michael.meeks@collabora.com> | 2019-08-02 11:41:49 -0400 |
| commit | b7b091ed71557213e9ce9123dfed727393e86b4b (patch) | |
| tree | 83d4284b0a54774ce030a83f85a2b2b3d4474cb6 /desktop | |
| parent | ab8a6d596f2850b600bc3bc2f08f008b96fc65cd (diff) | |
LOK: Copy Graphics as embedded PNG in HTML
Change-Id: Id8c14d7304d30bfcd956b126dfe291ef044f62bf
Diffstat (limited to 'desktop')
| -rw-r--r-- | desktop/source/lib/init.cxx | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx index 6b0e8863bbd9..af4f531e89ba 100644 --- a/desktop/source/lib/init.cxx +++ b/desktop/source/lib/init.cxx @@ -47,6 +47,7 @@ #include <rtl/strbuf.hxx> #include <rtl/uri.hxx> #include <cppuhelper/bootstrap.hxx> +#include <comphelper/base64.hxx> #include <comphelper/dispatchcommand.hxx> #include <comphelper/lok.hxx> #include <comphelper/processfactory.hxx> @@ -3415,6 +3416,15 @@ static void doc_setTextSelection(LibreOfficeKitDocument* pThis, int nType, int n pDoc->setTextSelection(nType, nX, nY); } +static OUString getGenerator() +{ + OUString sGenerator( + Translate::ExpandVariables("%PRODUCTNAME %PRODUCTVERSION%PRODUCTEXTENSION (%1)")); + OUString os("$_OS"); + ::rtl::Bootstrap::expandMacros(os); + return sGenerator.replaceFirst("%1", os); +} + static bool getFromTransferrable( const css::uno::Reference<css::datatransfer::XTransferable> &xTransferable, const OString &aInMimeType, OString &aRet) @@ -3442,6 +3452,30 @@ static bool getFromTransferrable( if (!xTransferable->isDataFlavorSupported(aFlavor)) { + // If html is not supported, might be a graphic-selection, which supports png. + if (aInMimeType == "text/html" && getFromTransferrable(xTransferable, "image/png", aRet)) + { + // Encode in base64. + auto aSeq = Sequence<sal_Int8>(reinterpret_cast<const sal_Int8*>(aRet.getStr()), + aRet.getLength()); + OUStringBuffer aBase64Data; + comphelper::Base64::encode(aBase64Data, aSeq); + + // Embed in HTML. + static const OString aHeader + = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0 Transitional//EN\">" + "<html><head>" + "<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\"/><meta " + "name=\"generator\" content=\"" + + getGenerator().toUtf8() + + "\"/>" + "</head><body><img src=\"data:image/png;charset=utf-8;base64,"; + + aRet = aHeader + aBase64Data.makeStringAndClear().toUtf8() + "\"/></body></html>"; + + return true; + } + SetLastExceptionMsg("Flavor " + aFlavor.MimeType + " is not supported"); return false; } @@ -3478,7 +3512,7 @@ static bool getFromTransferrable( aRet = OString(reinterpret_cast<sal_Char*>(aSequence.getArray()), aSequence.getLength()); } - return true;; + return true; } // Tolerate embedded \0s etc. |