Class: ActiveStorageValidations::Analyzer::PdfAnalyzer

Inherits:
Analyzer
  • Object
show all
Defined in:
lib/active_storage_validations/analyzer/pdf_analyzer.rb

Overview

ActiveStorageValidations PDF Analyzer

Extracts the following from a pdf attachable:

  • Width (pts) => for the first page only
  • Height (pts) => for the first page only
  • Pages (integer) => number of pages in the pdf

Example:

ActiveStorageValidations::Analyzer::PdfAnalyzer.new(attachable).metadata
# => { width: 150, height: 150, pages: 1 }

This analyzer requires the poppler system library, which is not provided by Rails.

Instance Method Summary collapse

Instance Method Details

#metadata ⇒ Object 



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# File 'lib/active_storage_validations/analyzer/pdf_analyzer.rb', line 21

def metadata
  read_media do |media|
    {
      width: width,
      height: height,
      pages: pages
    }.compact
  end
end