Class: Mongoid::Slug::UniqueSlug::SlugState

Inherits:
Object
  • Object
show all
Defined in:
lib/mongoid/slug/unique_slug.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(slug, documents, pattern) ⇒ SlugState

Returns a new instance of SlugState.



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# File 'lib/mongoid/slug/unique_slug.rb', line 13

def initialize(slug, documents, pattern)
  @slug = slug
  @documents = documents
  @pattern = pattern
  @last_entered_slug = []
  @existing_slugs = []
  @existing_history_slugs = []
  @sorted_existing = []
  regexp_pattern = Regexp.new(@pattern)
  @documents.each do |doc|
    history_slugs = doc._slugs
    next if history_slugs.nil?

    existing_slugs.push(*history_slugs.grep(regexp_pattern))
    last_entered_slug.push(*history_slugs.last) if history_slugs.last =~ regexp_pattern
    existing_history_slugs.push(*history_slugs.first(history_slugs.length - 1).grep(regexp_pattern))
  end
end

Instance Attribute Details

#existing_history_slugs ⇒ Object (readonly)

Returns the value of attribute existing_history_slugs.



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# File 'lib/mongoid/slug/unique_slug.rb', line 11

def existing_history_slugs
  @existing_history_slugs
end

#existing_slugs ⇒ Object (readonly)

Returns the value of attribute existing_slugs.



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# File 'lib/mongoid/slug/unique_slug.rb', line 11

def existing_slugs
  @existing_slugs
end

#last_entered_slug ⇒ Object (readonly)

Returns the value of attribute last_entered_slug.



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# File 'lib/mongoid/slug/unique_slug.rb', line 11

def last_entered_slug
  @last_entered_slug
end

#sorted_existing ⇒ Object (readonly)

Returns the value of attribute sorted_existing.



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# File 'lib/mongoid/slug/unique_slug.rb', line 11

def sorted_existing
  @sorted_existing
end

Instance Method Details

#highest_existing_counter ⇒ Object 



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# File 'lib/mongoid/slug/unique_slug.rb', line 40

def highest_existing_counter
  sort_existing_slugs
  @sorted_existing.last || 0
end

#include_slug ⇒ Object 



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# File 'lib/mongoid/slug/unique_slug.rb', line 36

def include_slug
  existing_slugs << @slug
end

#inspect ⇒ Object 



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# File 'lib/mongoid/slug/unique_slug.rb', line 53

def inspect
  {
    slug: @slug,
    existing_slugs: existing_slugs,
    last_entered_slug: last_entered_slug,
    existing_history_slugs: existing_history_slugs,
    sorted_existing: sorted_existing
  }
end

#slug_included? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mongoid/slug/unique_slug.rb', line 32

def slug_included?
  existing_slugs.include? @slug
end

#sort_existing_slugs ⇒ Object 



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# File 'lib/mongoid/slug/unique_slug.rb', line 45

def sort_existing_slugs
  # remove the slug part and leave the absolute integer part and sort
  re = /^#{Regexp.escape(@slug)}/
  @sorted_existing = existing_slugs.map do |s|
    s.sub(re, '').to_i.abs
  end.sort
end