Get rid of AppData mentions

They renamed the extension from appdata to metainfo long time ago and the right name is "AppStream metadata"

Telegram/CMakeLists.txt

@@ -35,7 +35,7 @@ include(cmake/td_mtproto.cmake)
 include(cmake/td_scheme.cmake)
 include(cmake/td_tde2e.cmake)
 include(cmake/td_ui.cmake)
-include(cmake/generate_appdata_changelog.cmake)
+include(cmake/generate_appstream_changelog.cmake)
 
 if (DESKTOP_APP_TEST_APPS)
     include(cmake/tests.cmake)
@@ -2132,7 +2132,7 @@ if (LINUX AND DESKTOP_APP_USE_PACKAGED)
     include(GNUInstallDirs)
     configure_file("../lib/xdg/org.telegram.desktop.service" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.service" @ONLY)
     configure_file("../lib/xdg/org.telegram.desktop.metainfo.xml" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml" @ONLY)
-    generate_appdata_changelog(Telegram "${CMAKE_SOURCE_DIR}/changelog.txt" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml")
+    generate_appstream_changelog(Telegram "${CMAKE_SOURCE_DIR}/changelog.txt" "${CMAKE_CURRENT_BINARY_DIR}/org.telegram.desktop.metainfo.xml")
     install(TARGETS Telegram RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}" BUNDLE DESTINATION "${CMAKE_INSTALL_BINDIR}")
     install(FILES "Resources/art/icon16.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/16x16/apps" RENAME "org.telegram.desktop.png")
     install(FILES "Resources/art/icon32.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/32x32/apps" RENAME "org.telegram.desktop.png")

Telegram/build/changelog2appstream.py

@@ -52,24 +52,24 @@ def get_changelog_xml(changelog, max_items=None):
         releases.append(release)
     return releases
 
-def update_appdata(appdata_path, changelog, max_items=None):
-    appdata = ET.parse(appdata_path)
-    root = appdata.getroot()
+def update_metadata(metadata_path, changelog, max_items=None):
+    metadata = ET.parse(metadata_path)
+    root = metadata.getroot()
     releases = root.find("releases")
     if releases is not None:
         root.remove(releases)
     root.append(
         get_changelog_xml(changelog, max_items)
     )
-    appdata.write(appdata_path, encoding="utf-8", xml_declaration=True)
+    metadata.write(metadata_path, encoding="utf-8", xml_declaration=True)
 
 def main():
     ap = argparse.ArgumentParser("Parse Telegram changelog")
     ap.add_argument("-c", "--changelog-path", default="changelog.txt")
-    ap.add_argument("-a", "--appdata-path", default="lib/xdg/org.telegram.desktop.metainfo.xml")
+    ap.add_argument("-m", "--metadata-path", default="lib/xdg/org.telegram.desktop.metainfo.xml")
     ap.add_argument("-n", "--num-releases", type=int, default=None)
     args = ap.parse_args()
-    update_appdata(args.appdata_path,
+    update_metadata(args.metadata_path,
                    parse_changelog(args.changelog_path),
                    max_items=args.num_releases)
 

Telegram/cmake/generate_appstream_changelog.cmake

@@ -4,31 +4,31 @@
 # For license and copyright information please follow this link:
 # https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
-function(generate_appdata_changelog target_name changelog_path appdata_path)
+function(generate_appstream_changelog target_name changelog_path metadata_path)
     find_package(Python3 REQUIRED)
 
     set(gen_dst ${CMAKE_CURRENT_BINARY_DIR}/gen)
     file(MAKE_DIRECTORY ${gen_dst})
 
-    set(gen_timestamp ${gen_dst}/${target_name}_appdata_changelog.timestamp)
-    set(gen_files ${appdata_path})
+    set(gen_timestamp ${gen_dst}/${target_name}_appstream_changelog.timestamp)
+    set(gen_files ${metadata_path})
 
     add_custom_command(
     OUTPUT
         ${gen_timestamp}
     COMMAND
         ${Python3_EXECUTABLE}
-        ${submodules_loc}/build/changelog2appdata.py
+        ${submodules_loc}/build/changelog2appstream.py
         -c "${changelog_path}"
-        -a "${appdata_path}"
+        -m "${metadata_path}"
         -n 10
     COMMAND
         echo 1> ${gen_timestamp}
-    COMMENT "Generating AppData changelog (${target_name})"
+    COMMENT "Generating AppStream changelog (${target_name})"
     DEPENDS
-        ${submodules_loc}/build/changelog2appdata.py
+        ${submodules_loc}/build/changelog2appstream.py
         ${changelog_path}
-        ${appdata_path}
+        ${metadata_path}
     )
-    generate_target(${target_name} appdata_changelog ${gen_timestamp} "${gen_files}" ${gen_dst})
+    generate_target(${target_name} appstream_changelog ${gen_timestamp} "${gen_files}" ${gen_dst})
 endfunction()