aftereffects have own launch script

client/ayon_core/hosts/aftereffects/api/launch_script.py

@@ -0,0 +1,93 @@
+"""Script wraps launch mechanism of AfterEffects implementations.
+
+Arguments passed to the script are passed to launch function in host
+implementation. In all cases requires host app executable and may contain
+workfile or others.
+"""
+
+import os
+import sys
+
+from ayon_core.hosts.aftereffects.api.launch_logic import main
+
+# Get current file to locate start point of sys.argv
+CURRENT_FILE = os.path.abspath(__file__)
+
+
+def show_error_messagebox(title, message, detail_message=None):
+    """Function will show message and process ends after closing it."""
+    from qtpy import QtWidgets, QtCore
+    from ayon_core import style
+
+    app = QtWidgets.QApplication([])
+    app.setStyleSheet(style.load_stylesheet())
+
+    msgbox = QtWidgets.QMessageBox()
+    msgbox.setWindowTitle(title)
+    msgbox.setText(message)
+
+    if detail_message:
+        msgbox.setDetailedText(detail_message)
+
+    msgbox.setWindowModality(QtCore.Qt.ApplicationModal)
+    msgbox.show()
+
+    sys.exit(app.exec_())
+
+
+def on_invalid_args(script_not_found):
+    """Show to user message box saying that something went wrong.
+
+    Tell user that arguments to launch implementation are invalid with
+    arguments details.
+
+    Args:
+        script_not_found (bool): Use different message based on this value.
+    """
+
+    title = "Invalid arguments"
+    joined_args = ", ".join("\"{}\"".format(arg) for arg in sys.argv)
+    if script_not_found:
+        submsg = "Where couldn't find script path:\n\"{}\""
+    else:
+        submsg = "Expected Host executable after script path:\n\"{}\""
+
+    message = "BUG: Got invalid arguments so can't launch Host application."
+    detail_message = "Process was launched with arguments:\n{}\n\n{}".format(
+        joined_args,
+        submsg.format(CURRENT_FILE)
+    )
+
+    show_error_messagebox(title, message, detail_message)
+
+
+def main(argv):
+    # Modify current file path to find match in sys.argv which may be different
+    #   on windows (different letter cases and slashes).
+    modified_current_file = CURRENT_FILE.replace("\\", "/").lower()
+
+    # Create a copy of sys argv
+    sys_args = list(argv)
+    after_script_idx = None
+    # Find script path in sys.argv to know index of argv where host
+    #   executable should be.
+    for idx, item in enumerate(sys_args):
+        if item.replace("\\", "/").lower() == modified_current_file:
+            after_script_idx = idx + 1
+            break
+
+    # Validate that there is at least one argument after script path
+    launch_args = None
+    if after_script_idx is not None:
+        launch_args = sys_args[after_script_idx:]
+
+    if launch_args:
+        # Launch host implementation
+        main(*launch_args)
+    else:
+        # Show message box
+        on_invalid_args(after_script_idx is None)
+
+
+if __name__ == "__main__":
+    main(sys.argv)