Prepare http-files plugin for libsoup-3 support

Note: ice plugin still depends on libsoup-2.4 and one can't have both
in the same process, so this remains disabled by default

cmake/FindSoup.cmake

@@ -1,31 +0,0 @@
-include(PkgConfigWithFallback)
-find_pkg_config_with_fallback(Soup
-    PKG_CONFIG_NAME libsoup-2.4
-    LIB_NAMES soup-2.4
-    INCLUDE_NAMES libsoup/soup.h
-    INCLUDE_DIR_SUFFIXES libsoup-2.4 libsoup-2.4/include libsoup libsoup/include
-    DEPENDS GIO
-)
-
-if(Soup_FOUND AND NOT Soup_VERSION)
-    find_file(Soup_VERSION_HEADER "libsoup/soup-version.h" HINTS ${Soup_INCLUDE_DIRS})
-    mark_as_advanced(Soup_VERSION_HEADER)
-
-    if(Soup_VERSION_HEADER)
-        file(STRINGS "${Soup_VERSION_HEADER}" Soup_MAJOR_VERSION REGEX "^#define SOUP_MAJOR_VERSION +\\(?([0-9]+)\\)?$")
-        string(REGEX REPLACE "^#define SOUP_MAJOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MAJOR_VERSION "${Soup_MAJOR_VERSION}")
-        file(STRINGS "${Soup_VERSION_HEADER}" Soup_MINOR_VERSION REGEX "^#define SOUP_MINOR_VERSION +\\(?([0-9]+)\\)?$")
-        string(REGEX REPLACE "^#define SOUP_MINOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MINOR_VERSION "${Soup_MINOR_VERSION}")
-        file(STRINGS "${Soup_VERSION_HEADER}" Soup_MICRO_VERSION REGEX "^#define SOUP_MICRO_VERSION +\\(?([0-9]+)\\)?$")
-        string(REGEX REPLACE "^#define SOUP_MICRO_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MICRO_VERSION "${Soup_MICRO_VERSION}")
-        set(Soup_VERSION "${Soup_MAJOR_VERSION}.${Soup_MINOR_VERSION}.${Soup_MICRO_VERSION}")
-        unset(Soup_MAJOR_VERSION)
-        unset(Soup_MINOR_VERSION)
-        unset(Soup_MICRO_VERSION)
-    endif()
-endif()
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(Soup
-    REQUIRED_VARS Soup_LIBRARY
-    VERSION_VAR Soup_VERSION)

cmake/FindSoup2.cmake

@@ -0,0 +1,31 @@
+include(PkgConfigWithFallback)
+find_pkg_config_with_fallback(Soup2
+    PKG_CONFIG_NAME libsoup-2.4
+    LIB_NAMES soup-2.4
+    INCLUDE_NAMES libsoup/soup.h
+    INCLUDE_DIR_SUFFIXES libsoup-2.4 libsoup-2.4/include libsoup libsoup/include
+    DEPENDS GIO
+)
+
+if(Soup2_FOUND AND NOT Soup2_VERSION)
+    find_file(Soup2_VERSION_HEADER "libsoup/soup-version.h" HINTS ${Soup_INCLUDE_DIRS})
+    mark_as_advanced(Soup2_VERSION_HEADER)
+
+    if(Soup_VERSION_HEADER)
+        file(STRINGS "${Soup2_VERSION_HEADER}" Soup2_MAJOR_VERSION REGEX "^#define SOUP_MAJOR_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MAJOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MAJOR_VERSION "${Soup2_MAJOR_VERSION}")
+        file(STRINGS "${Soup2_VERSION_HEADER}" Soup2_MINOR_VERSION REGEX "^#define SOUP_MINOR_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MINOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MINOR_VERSION "${Soup2_MINOR_VERSION}")
+        file(STRINGS "${Soup2_VERSION_HEADER}" Soup2_MICRO_VERSION REGEX "^#define SOUP_MICRO_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MICRO_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup_MICRO_VERSION "${Soup2_MICRO_VERSION}")
+        set(Soup_VERSION "${Soup2_MAJOR_VERSION}.${Soup2_MINOR_VERSION}.${Soup2_MICRO_VERSION}")
+        unset(Soup2_MAJOR_VERSION)
+        unset(Soup2_MINOR_VERSION)
+        unset(Soup2_MICRO_VERSION)
+    endif()
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Soup2
+    REQUIRED_VARS Soup2_LIBRARY
+    VERSION_VAR Soup2_VERSION)

cmake/FindSoup3.cmake

@@ -0,0 +1,31 @@
+include(PkgConfigWithFallback)
+find_pkg_config_with_fallback(Soup3
+    PKG_CONFIG_NAME libsoup-3.0
+    LIB_NAMES soup-3.0
+    INCLUDE_NAMES libsoup/soup.h
+    INCLUDE_DIR_SUFFIXES libsoup-2.4 libsoup-2.4/include libsoup libsoup/include
+    DEPENDS GIO
+)
+
+if(Soup3_FOUND AND NOT Soup3_VERSION)
+    find_file(Soup3_VERSION_HEADER "libsoup/soup-version.h" HINTS ${Soup3_INCLUDE_DIRS})
+    mark_as_advanced(Soup3_VERSION_HEADER)
+
+    if(Soup3_VERSION_HEADER)
+        file(STRINGS "${Soup3_VERSION_HEADER}" Soup3_MAJOR_VERSION REGEX "^#define SOUP_MAJOR_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MAJOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup3_MAJOR_VERSION "${Soup3_MAJOR_VERSION}")
+        file(STRINGS "${Soup3_VERSION_HEADER}" Soup3_MINOR_VERSION REGEX "^#define SOUP_MINOR_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MINOR_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup3_MINOR_VERSION "${Soup3_MINOR_VERSION}")
+        file(STRINGS "${Soup3_VERSION_HEADER}" Soup3_MICRO_VERSION REGEX "^#define SOUP_MICRO_VERSION +\\(?([0-9]+)\\)?$")
+        string(REGEX REPLACE "^#define SOUP_MICRO_VERSION \\(?([0-9]+)\\)?$" "\\1" Soup3_MICRO_VERSION "${Soup3_MICRO_VERSION}")
+        set(Soup3_VERSION "${Soup3_MAJOR_VERSION}.${Soup3_MINOR_VERSION}.${Soup3_MICRO_VERSION}")
+        unset(Soup3_MAJOR_VERSION)
+        unset(Soup3_MINOR_VERSION)
+        unset(Soup3_MICRO_VERSION)
+    endif()
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Soup3
+    REQUIRED_VARS Soup3_LIBRARY
+    VERSION_VAR Soup3_VERSION)

plugins/http-files/CMakeLists.txt

@@ -1,10 +1,18 @@
+set(HTTP_FILES_DEFINITIONS)
+if(USE_SOUP3)
+   set(Soup Soup3)
+   set(HTTP_FILES_DEFINITIONS ${HTTP_FILES_DEFINITIONS} SOUP_3)
+else()
+   set(Soup Soup2)
+endif()
+
 find_packages(HTTP_FILES_PACKAGES REQUIRED
     Gee
     GLib
     GModule
     GObject
     GTK3
-    Soup
+    ${Soup}
 )
 
 vala_precompile(HTTP_FILES_VALA_C
@@ -19,6 +27,8 @@ CUSTOM_VAPIS
     ${CMAKE_BINARY_DIR}/exports/qlite.vapi
 PACKAGES
     ${HTTP_FILES_PACKAGES}
+DEFINITIONS
+    ${HTTP_FILES_DEFINITIONS}
 )
 
 add_definitions(${VALA_CFLAGS})

plugins/http-files/src/file_provider.vala

@@ -98,24 +98,26 @@ public class FileProvider : Dino.FileProvider, Object {
         var session = new Soup.Session();
         session.user_agent = @"Dino/$(Dino.get_short_version()) ";
         var head_message = new Soup.Message("HEAD", http_receive_data.url);
+        head_message.request_headers.append("Accept-Encoding", "identity");
 
-        if (head_message != null) {
+        try {
-            head_message.request_headers.append("Accept-Encoding", "identity");
+#if SOUP_3
-            try {
+            yield session.send_async(head_message, GLib.Priority.LOW, null);
-                yield session.send_async(head_message, null);
+#else
-            } catch (Error e) {
+            yield session.send_async(head_message, null);
-                throw new FileReceiveError.GET_METADATA_FAILED("HEAD request failed");
+#endif
-            }
+        } catch (Error e) {
+            throw new FileReceiveError.GET_METADATA_FAILED("HEAD request failed");
+        }
 
-            string? content_type = null, content_length = null;
+        string? content_type = null, content_length = null;
-            head_message.response_headers.foreach((name, val) => {
+        head_message.response_headers.foreach((name, val) => {
-                if (name.down() == "content-type") content_type = val;
+            if (name.down() == "content-type") content_type = val;
-                if (name.down() == "content-length") content_length = val;
+            if (name.down() == "content-length") content_length = val;
-            });
+        });
-            file_meta.mime_type = content_type;
+        file_meta.mime_type = content_type;
-            if (content_length != null) {
+        if (content_length != null) {
-                file_meta.size = int64.parse(content_length);
+            file_meta.size = int64.parse(content_length);
-            }
         }
 
         return file_meta;
@@ -129,11 +131,16 @@ public class FileProvider : Dino.FileProvider, Object {
         HttpFileReceiveData? http_receive_data = receive_data as HttpFileReceiveData;
         if (http_receive_data == null) assert(false);
 
+        var session = new Soup.Session();
+        session.user_agent = @"Dino/$(Dino.get_short_version()) ";
+        var get_message = new Soup.Message("GET", http_receive_data.url);
+
         try {
-            var session = new Soup.Session();
+#if SOUP_3
-            session.user_agent = @"Dino/$(Dino.get_short_version()) ";
+            InputStream stream = yield session.send_async(get_message, GLib.Priority.LOW, file_transfer.cancellable);
-            Soup.Request request = session.request(http_receive_data.url);
+#else
-            InputStream stream = yield request.send_async(file_transfer.cancellable);
+            InputStream stream = yield session.send_async(get_message, file_transfer.cancellable);
+#endif
             if (file_meta.size != -1) {
                 return new LimitInputStream(stream, file_meta.size);
             } else {

plugins/http-files/src/file_sender.vala

@@ -73,6 +73,7 @@ public class HttpFileSender : FileSender, Object {
         }
     }
 
+#if !SOUP_3
     private static void transfer_more_bytes(InputStream stream, Soup.MessageBody body) {
         uint8[] bytes = new uint8[4096];
         ssize_t read = stream.read(bytes);
@@ -83,26 +84,35 @@ public class HttpFileSender : FileSender, Object {
         bytes.length = (int)read;
         body.append_buffer(new Soup.Buffer.take(bytes));
     }
+#endif
 
     private async void upload(FileTransfer file_transfer, HttpFileSendData file_send_data, FileMeta file_meta) throws FileSendError {
         Xmpp.XmppStream? stream = stream_interactor.get_stream(file_transfer.account);
         if (stream == null) return;
 
-        Soup.Message message = new Soup.Message("PUT", file_send_data.url_up);
+        var session = new Soup.Session();
-        message.request_headers.set_content_type(file_meta.mime_type, null);
-        message.request_headers.set_content_length(file_meta.size);
-        foreach (var entry in file_send_data.headers.entries) {
-            message.request_headers.append(entry.key, entry.value);
-        }
-        message.request_body.set_accumulate(false);
-        message.wrote_headers.connect(() => transfer_more_bytes(file_transfer.input_stream, message.request_body));
-        message.wrote_chunk.connect(() => transfer_more_bytes(file_transfer.input_stream, message.request_body));
-        Soup.Session session = new Soup.Session();
         session.user_agent = @"Dino/$(Dino.get_short_version()) ";
+        var put_message = new Soup.Message("PUT", file_send_data.url_up);
+#if SOUP_3
+        put_message.set_request_body(file_meta.mime_type, file_transfer.input_stream, (ssize_t) file_meta.size);
+#else
+        put_message.request_headers.set_content_type(file_meta.mime_type, null);
+        put_message.request_headers.set_content_length(file_meta.size);
+        put_message.request_body.set_accumulate(false);
+        put_message.wrote_headers.connect(() => transfer_more_bytes(file_transfer.input_stream, put_message.request_body));
+        put_message.wrote_chunk.connect(() => transfer_more_bytes(file_transfer.input_stream, put_message.request_body));
+#endif
+        foreach (var entry in file_send_data.headers.entries) {
+            put_message.request_headers.append(entry.key, entry.value);
+        }
         try {
-            yield session.send_async(message, file_transfer.cancellable);
+#if SOUP_3
-            if (message.status_code < 200 || message.status_code >= 300) {
+            yield session.send_async(put_message, GLib.Priority.LOW, file_transfer.cancellable);
-                throw new FileSendError.UPLOAD_FAILED("HTTP status code %s".printf(message.status_code.to_string()));
+#else
+            yield session.send_async(put_message, file_transfer.cancellable);
+#endif
+            if (put_message.status_code < 200 || put_message.status_code >= 300) {
+                throw new FileSendError.UPLOAD_FAILED("HTTP status code %s".printf(put_message.status_code.to_string()));
             }
         } catch (Error e) {
             throw new FileSendError.UPLOAD_FAILED("HTTP upload error: %s".printf(e.message));