Module: Shared::IsData

Overview

Shared code for a classes that are “data” sensu TaxonWorks (things like Projects, users, and preferences are not data).

!! This module must in included last !!

Defined Under Namespace

Modules: Annotation, ClassMethods, HasRoles, Levenshtein, Metamorphosize, Navigation, Pinnable, Scopes, Stripper

Instance Method Summary collapse

Instance Method Details

#errors_excepting(*keys) ⇒ Hash

Parameters:

  • keys (Symbol)

Returns:

  • (Hash)


180
181
182
183
184
185
186
# File 'app/models/concerns/shared/is_data.rb', line 180

def errors_excepting(*keys)
  valid?
  keys.each do |k|
    errors.delete(k)
  end
  errors
end

#full_error_messages_excepting(*keys) ⇒ Array

Parameters:

  • keys (Symbol)

Returns:

  • (Array)


216
217
218
# File 'app/models/concerns/shared/is_data.rb', line 216

def full_error_messages_excepting(*keys)
  errors_excepting(*keys).full_messages
end

#identicalScope

Returns:

  • (Scope)


203
204
205
206
207
208
209
210
211
212
# File 'app/models/concerns/shared/is_data.rb', line 203

def identical
  klass = self.class
  attr  = Stripper.strip_identical_attributes(klass, attributes)
  if id
    scope = klass.where(attr).not_self(self)
  else
    scope = klass.where(attr)
  end
  scope
end

#is_community?Boolean

Returns:

  • (Boolean)


166
167
168
# File 'app/models/concerns/shared/is_data.rb', line 166

def is_community?
  self.class < Shared::SharedAcrossProjects ? true : false
end

#is_destroyable?(user) ⇒ Boolean

Returns whether it is permissible to try to destroy the record based on its relationships to projects the user is in. I.e. false if it is related to data in a project in which they user is not a member. !! Does not look at :dependendant assertions

Parameters:

  • user (user_id or User)

    an id or User object

Returns:

  • (Boolean)

    true - there is at least some related data in another projects



103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
# File 'app/models/concerns/shared/is_data.rb', line 103

def is_destroyable?(user)
  user = User.find(user) if !user.kind_of?(User)
  return true if user.is_administrator?

  p = user.projects.pluck(:id)

  self.class.reflect_on_all_associations(:has_many).each do |r|
    if r.klass.column_names.include?('project_id')
      # If this has any related data in another project, we can't destroy it
      #    if !send(r.name).nil?
      return false if send(r.name).where.not(project_id: p).count(:all) > 0
      #     end
    end
  end

  self.class.reflect_on_all_associations(:has_one).each do |r|
    if is_community? # *this* object is community, others we don't care about
      if o = send(r.name)
        return false if o.respond_to?(:project_id) && !p.include?(o.project)
      end
    end
  end
  true
end

#is_editable?(user) ⇒ Boolean

Returns:

  • (Boolean)


128
129
130
131
132
133
# File 'app/models/concerns/shared/is_data.rb', line 128

def is_editable?(user)
  user = User.find(user) if !user.kind_of?(User)
  return true if user.is_administrator? || is_community?
  return false if !is_in_users_projects?(user)
  true
end

#is_in_use?(exclude = [], only = []) ⇒ Boolean

!! provide only exclude or only

Returns:

  • (Boolean)


145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
# File 'app/models/concerns/shared/is_data.rb', line 145

def is_in_use?(exclude = [], only = [])
  if only.empty?
    self.class.reflect_on_all_associations(:has_many).each do |r|
      next if exclude.include?(r.name)
      return true if self.send(r.name).count(:all) > 0
    end

    self.class.reflect_on_all_associations(:has_one).each do |r|
      next if exclude.include?(r.name)
      return true if self.send(r.name).count(:all) > 0
    end
  else
    only.each do |r|
      return true if self.send(r.to_s).count(:all) > 0
    end
  end

  false
end

#is_in_users_projects?(user) ⇒ Boolean

Returns:

  • (Boolean)


135
136
137
# File 'app/models/concerns/shared/is_data.rb', line 135

def is_in_users_projects?(user)
  user.projects.pluck(:id).include?(project_id)
end

#metamorphosizeObject

Returns the same object, but namespaced to the base class used many places, might be good target for optimization.

Returns:

  • (Object)

    the same object, but namespaced to the base class used many places, might be good target for optimization



173
174
175
176
# File 'app/models/concerns/shared/is_data.rb', line 173

def metamorphosize
  return self if self.class.descends_from_active_record?
  self.becomes(self.class.base_class)
end

#similarScope

Returns:

  • (Scope)


189
190
191
192
193
194
195
196
197
198
199
200
# File 'app/models/concerns/shared/is_data.rb', line 189

def similar
  klass = self.class
  attr  = Stripper.strip_similar_attributes(klass, attributes)
  # matching only those attributes from the instance which are not empty
  attr = attr.select{ |_kee, val| val.present? }
  if id
    scope = klass.where(attr).not_self(self)
  else
    scope = klass.where(attr)
  end
  scope
end