Aspose.Email FOSS for Python — मुख्य विशेषताएँ

from aspose.email_foss import msg

message = msg.MapiMessage.create(
    "Quarterly status update",
    "Hello team,\n\nPlease review the attached summary.\n\nRegards,\nEngineering",
)

message.set_property(msg.PropertyId.SENDER_NAME, "Build Agent")
message.set_property(msg.PropertyId.SENDER_EMAIL_ADDRESS, "agent@example.com")

message.add_recipient("alice@example.com", display_name="Alice Example")
message.add_recipient(
    "carol@example.com",
    display_name="Carol Example",
    recipient_type=msg.RECIPIENT_TYPE_CC,
)

message.add_attachment("report.txt", b"Summary content here.\n", mime_type="text/plain")
message.save("output.msg")

from aspose.email_foss import msg

with msg.MsgReader.from_file("output.msg") as reader:
    header = reader.top_level_header
    print(f"Recipients : {header.recipient_count}")
    print(f"Attachments: {header.attachment_count}")

    for entry in reader.iter_recipient_storages():
        _, props = reader.parse_subobject_property_stream(entry.stream_id)
        print(f"  Recipient storage {entry.name}: {len(props)} property entries")

from aspose.email_foss import msg

with msg.MapiMessage.from_file("original.msg") as message:
    message.set_property(msg.PropertyId.SUBJECT, "Updated Subject")
    message.save("updated.msg")

from pathlib import Path
from aspose.email_foss import msg

with msg.MapiMessage.from_file("message.msg") as message:
    eml_bytes = message.to_email_bytes()
    Path("message.eml").write_bytes(eml_bytes)

# Reverse: load EML into MapiMessage
import email
raw_eml = Path("message.eml").read_bytes()
email_obj = email.message_from_bytes(raw_eml)
mapi = msg.MapiMessage.from_email_message(email_obj)
mapi.save("from_eml.msg")

from aspose.email_foss.cfb import CFBReader

with CFBReader.from_file("message.msg") as reader:
    print(f"CFB version  : {reader.major_version}")
    print(f"Sector size  : {reader.sector_size}")

    for depth, entry in reader.iter_tree():
        indent = "  " * depth
        size = entry.stream_size if entry.is_stream() else "-"
        print(f"{indent}{entry.name}  [size={size}]")

from aspose.email_foss import msg

message = msg.MapiMessage.create("Attachment demo", "See files below.")
message.add_attachment("data.csv", b"id,value\n1,100\n", mime_type="text/csv")

inner = msg.MapiMessage.create("Nested message", "This is embedded.")
message.add_embedded_message_attachment(inner, "nested.msg")
message.save("with_attachments.msg")

from aspose.email_foss import msg

# Create and save a minimal MSG
message = msg.MapiMessage.create("Hello World", "This is a test message.")
message.set_property(msg.PropertyId.SENDER_EMAIL_ADDRESS, "sender@example.com")
message.add_recipient("recipient@example.com", display_name="Recipient")
message.save("hello.msg")

# Load it back and convert to EML
with msg.MapiMessage.from_file("hello.msg") as loaded:
    print(loaded.get_property_value(msg.PropertyId.SUBJECT))
    eml = loaded.to_email_bytes()
    open("hello.eml", "wb").write(eml)