Class: BomDB::Import::Contents

Inherits:
Base
  • Object
show all
Defined in:
lib/bomdb/import/contents.rb

Constant Summary collapse

DEFAULT_VERSE_CONTENT_RE = 
/^\s*(.+)\s+(\d+):(\d+)\s+(.*)$/
DEFAULT_VERSE_REF_RE = 
/^\s*(.+)\s+(\d+):(\d+)$/
MAX_DUPS = 
5

Instance Attribute Summary

Attributes inherited from Base

#db, #opts

Instance Method Summary collapse

Methods inherited from Base

#ensure_parsed_json, #import, #initialize, #schema, tables, #tables

Constructor Details

This class inherits a constructor from BomDB::Import::Base

Instance Method Details

#import_json(data) ⇒ Object 



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# File 'lib/bomdb/import/contents.rb', line 68

def import_json(data)
  # this cross-ref is for looking up file-edition-id => database-edition-id
  editions_xref = {}

  ed_model = Models::Edition.new(@db)
  verse_model = Models::Verse.new(@db)

  data['editions'].each_pair do |id, e|
    editions_xref[ id ] = ed_model.find_or_create(e["year"].to_i, e["name"])
  end

  data['contents'].each_pair do |book_name, chapters|
    chapters.each_pair do |chapter, verses|
      verses.each_pair do |verse_full_ref, editions|
        match = DEFAULT_VERSE_REF_RE.match(verse_full_ref)
        if match
          verse_number = match[3].to_i
          verse = verse_model.find(
            book_name: book_name,
            chapter: chapter,
            verse: verse_number
          )
          if verse.nil?
            return Import::Result.new(success: false,
              error: "Unable to find verse: book: " +
                     "'#{book_name}', chapter: '#{chapter}', " +
                     "verse: '#{verse_number}'")
          end
          editions.each_pair do |file_edition_id, content_body|
            @db[:contents].insert(
              edition_id: editions_xref[ file_edition_id ],
              verse_id: verse[:verse_id],
              content_body: content_body
            )
          end
        else
          $stderr.puts "Unable to parse verse ref from '#{verse_full_ref}', skipping"
        end
      end
    end
  end
  Import::Result.new(success: true)
end

#import_json_old(data) ⇒ Object 



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# File 'lib/bomdb/import/contents.rb', line 112

def import_json_old(data)
  data.each_pair do |book_name, year_editions|
    year_editions.each do |year_edition|
      year_edition.each_pair do |year, d|
        m = d["meta"]

        book = find_book(book_name)
        return book if book.is_a?(Import::Result)

        verse_id = Models::Verse.new(@db).find_or_create(
          chapter: m['chapter'],
          verse: m['verse'],
          book_id: book[:book_id],
          heading: m['heading']
        )

        ed_id = opts[:edition_id] || find_or_create_edition(year)

        @db[:contents].insert(
          edition_id:   ed_id,
          verse_id:     verse_id,
          content_body: d["content"]
        )
      end
    end
  end
  Import::Result.new(success: true)
rescue Sequel::UniqueConstraintViolation => e
  Import::Result.new(success: false, error: e)
end

#import_text(data) ⇒ Object 



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# File 'lib/bomdb/import/contents.rb', line 12

def import_text(data)
  if opts[:edition_prefix].nil?
    return Import::Result.new(success: false,
      error: "'--edition' is required for text import of contents"
    )
  end

  edition_model = Models::Edition.new(@db)

  edition = edition_model.find(opts[:edition_prefix])
  if edition.nil?
    return Import::Result.new(success: false,
      error: "Edition matching prefix '#{opts[:edition_prefix]}' not found"
    )
  end
  edition_id = edition[:edition_id]

  verse_re = opts[:verse_re] || DEFAULT_VERSE_CONTENT_RE

  times_tried = 0
  data.each_line do |line|
    if line =~ verse_re
      book_name, chapter, verse, content = $1, $2, $3, $4

      book = find_book(book_name)
      return book if book.is_a?(Import::Result)

      verse_id = Models::Verse.new(@db).find_or_create(
        chapter: chapter,
        verse: verse,
        book_id: book[:book_id]
      )

      begin
        @db[:contents].insert(
          edition_id:   edition_id,
          verse_id:     verse_id,
          content_body: content
        )
      rescue Sequel::UniqueConstraintViolation => e
        msg = "edition_id: #{edition_id}, verse: '#{book_name} #{chapter}:#{verse}', content: #{content.inspect}"
        $stderr.puts "Warning: duplicate #{msg}"
        times_tried += 1
        if times_tried > MAX_DUPS
          return Import::Result.new(success: false,
            error: "Too many duplicate rows. Stopped at #{msg}"
          )
        else
          next
        end
      end
    end
  end
  Import::Result.new(success: true)
end