Restore ability to pipe a file into Inkscape.

2 files changed, 24 insertions, 0 deletions

diff --git a/src/io/file.cpp b/src/io/file.cpp
index 294707464..a87453d47 100644
--- a/src/io/file.cpp
+++ b/src/io/file.cpp
@@ -49,7 +49,30 @@ ink_file_new(const std::string &Template)
     return doc;
 }
 
+/**
+ * Open a document from memory.
+ */
+SPDocument*
+ink_file_open(const Glib::ustring& data)
+{
+    SPDocument *doc = SPDocument::createNewDocFromMem (data.c_str(), data.length(), true);
+
+    if (doc == nullptr) {
+        std::cerr << "ink_file_open: cannot open file in memory (pipe?)" << std::endl;
+    } else {
+
+        // This is the only place original values should be set.
+        SPRoot *root = doc->getRoot();
+        root->original.inkscape = root->version.inkscape;
+        root->original.svg      = root->version.svg;
+    }
 
+    return doc;
+}
+
+/**
+ * Open a document.
+ */
 SPDocument*
 ink_file_open(const Glib::RefPtr<Gio::File>& file, bool &cancelled)
 {
diff --git a/src/io/file.h b/src/io/file.h
index 3e1c8ca65..3b53bce4f 100644
--- a/src/io/file.h
+++ b/src/io/file.h
@@ -14,6 +14,7 @@
 class SPDocument;
 
 SPDocument* ink_file_new(const std::string &Template = nullptr);
+SPDocument* ink_file_open(const Glib::ustring &data);
 SPDocument* ink_file_open(const Glib::RefPtr<Gio::File>& file, bool &cancelled);
 
 // To do: