76 lines
No EOL
2.8 KiB
Ruby
76 lines
No EOL
2.8 KiB
Ruby
require 'digest/sha1'
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require 'tempfile'
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require 'csv'
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require 'yaml'
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require 'active_support/core_ext/hash/keys'
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require_relative 'foodsoft_article_import/bioromeo'
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require_relative 'foodsoft_article_import/bnn'
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require_relative 'foodsoft_article_import/borkenstein'
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require_relative 'foodsoft_article_import/dnb_xml'
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require_relative 'foodsoft_article_import/foodsoft'
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module FoodsoftArticleImport
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class ConversionFailedException < Exception; end
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# return list of known file formats
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# each file_format module has
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# #name return a human-readable file format name
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# #outlist_unlisted if returns true, unlisted articles are outlisted
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# #detect return a likelyhood (0-1) of being able to process
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# #parse parse the data
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#
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def self.file_formats
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@@file_formats ||= {
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'bnn' => FoodsoftArticleImport::Bnn,
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'borkenstein' => FoodsoftArticleImport::Borkenstein,
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'foodsoft' => FoodsoftArticleImport::Foodsoft,
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'dnb_xml' => FoodsoftArticleImport::DnbXml,
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'bioromeo' => FoodsoftArticleImport::Bioromeo,
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}.freeze
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end
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# Parse file by type (one of {.file_formats})
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#
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# @param file [File, Tempfile]
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# @option opts [String] type file format (required) (see {.file_formats})
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# @return [File, Roo::Spreadsheet] file with encoding set if needed
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def self.parse(file, custom_file_path=nil, type='bnn', **opts, &blk)
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# @todo handle wrong or undetected type
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type = opts[:type] || 'bnn'
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puts type
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parser = file_formats[type]
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if block_given?
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parser.parse(file, custom_file_path, **opts, &blk)
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else
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data = []
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parser.parse(file, custom_file_path, **opts) { |a| data << a }
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data
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end
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end
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# Helper method to generate an article number for suppliers that do not have one
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def self.generate_number(article)
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# something unique, but not too unique
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s = "#{article[:name]}-#{article[:unit_quantity]}x#{article[:unit]}"
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s = s.downcase.gsub(/[^a-z0-9.]/,'')
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# prefix abbreviated sha1-hash with colon to indicate that it's a generated number
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article[:number] = ':' + Digest::SHA1.hexdigest(s)[-7..-1]
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article
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end
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# Helper method for opening a spreadsheet file
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#
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# @param file [File] file to open
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# @param filename [String, NilClass] optional filename for guessing the file format
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# @param encoding [String, NilClass] optional CSV encoding
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# @param col_sep [String, NilClass] optional column separator
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# @return [Roo::Spreadsheet]
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def self.open_spreadsheet(file, filename: nil, encoding: nil, col_sep: nil)
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opts = {csv_options: {}}
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opts[:csv_options][:encoding] = encoding if encoding
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opts[:csv_options][:col_sep] = col_sep if col_sep
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opts[:extension] = File.extname(filename) if filename
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Roo::Spreadsheet.open(file, **opts)
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end
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end |