Matrix: support uploading files from clipboard (direct image data, png, jpg, gif)

3 files changed, 44 insertions, 4 deletions

diff --git a/src/QuickMedia.cpp b/src/QuickMedia.cpp
index 9cacfdd..1a67509 100644
--- a/src/QuickMedia.cpp
+++ b/src/QuickMedia.cpp
@@ -6654,7 +6654,7 @@ namespace QuickMedia {
                         matrix_chat_page->rooms_page->body->select_previous_item(true);
                         move_room = true;
                         goto chat_page_end;
-                    } else if(event.key.code == mgl::Keyboard::Down || event.key.code == mgl::Keyboard::J)) {
+                    } else if(event.key.code == mgl::Keyboard::Down || event.key.code == mgl::Keyboard::J) {
                         matrix_chat_page->rooms_page->body->select_next_item(true);
                         move_room = true;
                         goto chat_page_end;
@@ -6758,7 +6758,47 @@ namespace QuickMedia {
                         if(event.key.control && event.key.code == mgl::Keyboard::V) {
                             frame_skip_text_entry = true;
                             // TODO: Upload multiple files.
-                            upload_file(window.get_clipboard());
+
+                            bool first_part = true;
+                            std::string clipboard_text;
+                            char tmp_filename[] = "/tmp/quickmedia_clipboard_XXXXXX";
+                            int tmp_file = -1;
+
+                            const bool clipboard_success = window.get_clipboard([&first_part, &clipboard_text, &tmp_filename, &tmp_file](const unsigned char *data, size_t size, mgl_clipboard_type clipboard_type) {
+                                if(first_part) {
+                                    first_part = false;
+                                    if(clipboard_type != MGL_CLIPBOARD_TYPE_STRING) {
+                                        tmp_file = mkstemp(tmp_filename);
+                                        if(tmp_file == -1) {
+                                            show_notification("QuickMedia", "Failed to create temporary file " + std::string(tmp_filename) + " from clipboard (failed to create file)", Urgency::CRITICAL);
+                                            return false;
+                                        }
+                                    }
+                                }
+
+                                if(tmp_file == -1) {
+                                    clipboard_text.append((char*)data, size);
+                                } else {
+                                    const ssize_t bytes_written = write(tmp_file, data, size);
+                                    if(bytes_written != (ssize_t)size) {
+                                        show_notification("QuickMedia", "Failed to create temporary file " + std::string(tmp_filename) + " from clipboard (failed to write data to file)", Urgency::CRITICAL);
+                                        return false;
+                                    }
+                                }
+
+                                return true;
+                            });
+
+                            if(tmp_file != -1)
+                                clipboard_text = tmp_filename;
+
+                            if(clipboard_success)
+                                upload_file(clipboard_text);
+
+                            if(tmp_file != -1) {
+                                close(tmp_file);
+                                remove(tmp_filename);
+                            }
                         }
 
                         if(event.key.code == mgl::Keyboard::R && tabs[selected_tab].body->get_selected_shared()) {
diff --git a/src/SearchBar.cpp b/src/SearchBar.cpp
index b10ed6a..52e75e6 100644
--- a/src/SearchBar.cpp
+++ b/src/SearchBar.cpp
@@ -119,7 +119,7 @@ namespace QuickMedia {
         else if(event.type == mgl::Event::KeyReleased && event.key.code == mgl::Keyboard::Backspace)
             backspace_pressed = false;
         if(event.type == mgl::Event::KeyPressed && event.key.code == mgl::Keyboard::V && event.key.control) {
-            append_text(window.get_clipboard());
+            append_text(window.get_clipboard_string());
         }
 
         if(event.type == mgl::Event::KeyPressed && event.key.code == mgl::Keyboard::D && event.key.control) {
diff --git a/src/Text.cpp b/src/Text.cpp
index 1f34067..d29c9b5 100644
--- a/src/Text.cpp
+++ b/src/Text.cpp
@@ -1077,7 +1077,7 @@ namespace QuickMedia
             std::string stringToAdd;
             if(event.text.codepoint == 22) // ctrl+v
             {
-                stringToAdd = window.get_clipboard();
+                stringToAdd = window.get_clipboard_string();
             }
             else if(event.text.codepoint >= 32 || (event.text.codepoint == '\t' && !single_line_edit)) 
                 stringToAdd.assign(event.text.str, event.text.size);