optimize large files upload

1 year ago · 781ccc701d
parent 009e05584a
commit 781ccc701d
1 changed files with 4 additions and 1 deletions
--- a/lib/templates/process_document.rb
+++ b/lib/templates/process_document.rb
@ -11,6 +11,7 @@ module Templates
    MAX_WIDTH = 1400
    MAX_NUMBER_OF_PAGES_PROCESSED = 15
    MAX_FLATTEN_FILE_SIZE = 15.megabytes
+    GENERATE_PREVIEW_SIZE_LIMIT = 50.megabytes

    module_function

@ -55,7 +56,9 @@ module Templates

      attachment.save!

-      (0..[number_of_pages - 1, MAX_NUMBER_OF_PAGES_PROCESSED].min).each do |page_number|
+      max_pages_to_process = data.size < GENERATE_PREVIEW_SIZE_LIMIT ? MAX_NUMBER_OF_PAGES_PROCESSED : 1
+
+      (0..[number_of_pages - 1, max_pages_to_process].min).each do |page_number|
        page = Vips::Image.new_from_buffer(data, '', dpi: DPI, page: page_number)
        page = page.resize(MAX_WIDTH / page.width.to_f)