52 lines
1.5 KiB
Ruby
52 lines
1.5 KiB
Ruby
# Handles attachment processing for ConversationReplyMailer flows.
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module ConversationReplyMailerAttachmentHelper
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private
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def process_attachments_as_files_for_email_reply
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# Attachment processing for direct email replies (when replying to a single message)
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#
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# How attachments are handled:
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# 1. Total file size (<20MB): Added directly to the email as proper attachments
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# 2. Total file size (>20MB): Added to @large_attachments to be displayed as links in the email
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@options[:attachments] = []
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@large_attachments = []
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current_total_size = 0
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@message.attachments.each do |attachment|
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current_total_size = handle_attachment_inline(current_total_size, attachment)
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end
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end
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def read_blob_content(blob)
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buffer = +''
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blob.open do |file|
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while (chunk = file.read(64.kilobytes))
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buffer << chunk
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end
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end
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buffer
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end
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def handle_attachment_inline(current_total_size, attachment)
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blob = attachment.file.blob
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return current_total_size if blob.blank?
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file_size = blob.byte_size
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attachment_name = attachment.file.filename.to_s
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if current_total_size + file_size <= 20.megabytes
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content = read_blob_content(blob)
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mail.attachments[attachment_name] = {
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mime_type: attachment.file.content_type || 'application/octet-stream',
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content: content
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}
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@options[:attachments] << { name: attachment_name }
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current_total_size + file_size
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else
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@large_attachments << attachment
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current_total_size
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end
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end
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end
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