Class: SimpleCataloger::Tag

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/dircat/cat_on_sqlite/model/tag.rb

Constant Summary collapse

RE_TAG = 
/\[([^\]]+)\]/
RE_RATING = 
/^\d$/
RE_YEAR = 
/^\d\d\d\d$/
MATCHES = 
[
    [RE_RATING, "rating", proc { |tag_name| tag_name.to_i }],
    [RE_YEAR, "year", proc { |tag_name| tag_name.to_i }]
]

Class Method Summary collapse

Class Method Details

.extract_name(dir_or_file_name) ⇒ Object 



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# File 'lib/dircat/cat_on_sqlite/model/tag.rb', line 27

def self.extract_name(dir_or_file_name)
  dir_or_file_name.gsub(Tag::RE_TAG, '').strip
end

.extract_tags(dir_or_file_name) ⇒ Object

extracts tags from directory or file name



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# File 'lib/dircat/cat_on_sqlite/model/tag.rb', line 17

def self.extract_tags(dir_or_file_name)
  tags       = []
  match_data = dir_or_file_name.match(RE_TAG)
  while match_data
    tags << match_data[1]
    match_data = dir_or_file_name.match(RE_TAG, match_data.end(0))
  end
  tags
end

.match_category(tag_name) ⇒ Object

decode standard tags



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# File 'lib/dircat/cat_on_sqlite/model/tag.rb', line 42

def self.match_category(tag_name)
  MATCHES.each do |re, category_name, convert|
    if re.match tag_name
      category = Category.find_or_create_by_name(category_name)
      tag      = Tag.find_or_create_by_name_and_category_id(
          convert.call(tag_name),
          category.id
      )
      return category
    end
  end
  nil
end