Class: Preference

Inherits:
Sequel::Model
  • Object
show all
Includes:
ASModel
Defined in:
backend/app/model/preference.rb

Class Method Summary (collapse)

Instance Method Summary (collapse)

Methods included from ASModel

all_models, included, update_publish_flag, update_suppressed_flag

Methods included from JSONModel

JSONModel, #JSONModel, add_error_handler, all, allow_unmapped_enum_value, backend_url, client_mode?, custom_validations, destroy_model, enum_default_value, enum_values, handle_error, load_schema, #models, models, parse_jsonmodel_ref, parse_reference, repository, repository_for, schema_src, set_repository, strict_mode, strict_mode?, with_repository

Class Method Details

+ (Object) create_from_json(json, opts = {}) 



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# File 'backend/app/model/preference.rb', line 150

def self.create_from_json(json, opts = {})
  super(json, opts.merge('defaults' => JSON(json.defaults || {})))
end

+ (Object) current_preferences(repo_id = RequestContext.get(:repo_id)) 



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# File 'backend/app/model/preference.rb', line 93

def self.current_preferences(repo_id = RequestContext.get(:repo_id))
  return {} unless RequestContext.get(:current_username)

  user_id = User[:username => RequestContext.get(:current_username)].id
  filter = {:repo_id => repo_id, :user_uniq => [user_id.to_s, 'GLOBAL_USER']}
  json_prefs = {'defaults' => {}}
  prefs = {}
  defaults = {}

  if repo_id != Repository.global_repo_id
    self.filter(filter).each do |pref|
      if pref.user_uniq == 'GLOBAL_USER'
        json_prefs['repo'] = self.to_jsonmodel(pref)
        prefs[:repo] = pref
      else
        json_prefs['user_repo'] = self.to_jsonmodel(pref)
        prefs[:user_repo] = pref
      end
    end
  end

  RequestContext.in_global_repo do
    filter = {:repo_id => Repository.global_repo_id, :user_uniq => [user_id.to_s, 'GLOBAL_USER']}
    self.filter(filter).each do |pref|
      if pref.user_uniq == 'GLOBAL_USER'
        json_prefs['global'] = self.to_jsonmodel(pref)
        prefs[:global] = pref
      else
        json_prefs['user_global'] = self.to_jsonmodel(pref)
        prefs[:user_global] = pref
      end
    end
  end

  [:global, :user_global, :repo, :user_repo].each do |k|
    if prefs[k]
      json_prefs['defaults'].merge!(prefs[k].parsed_defaults)
      json_prefs["defaults_#{k}"] = json_prefs['defaults'].clone
    end
  end
  json_prefs['defaults'].delete('jsonmodel_type')

  json_prefs
end

+ (Object) defaults 



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# File 'backend/app/model/preference.rb', line 83

def self.defaults
  if RequestContext.get(:current_username)
    user_defs = self.parsed_defaults_for(:user_id => User[:username => RequestContext.get(:current_username)].id)
    self.repo_defaults.merge(user_defs)
  else
    self.repo_defaults
  end
end

+ (Object) global_defaults 



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# File 'backend/app/model/preference.rb', line 59

def self.global_defaults
  RequestContext.open(:repo_id => Repository.global_repo_id) do
    self.parsed_defaults_for(:user_id => nil)
  end
end

+ (Object) init 



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# File 'backend/app/model/preference.rb', line 7

def self.init
  defs_file = File.join(ASUtils.find_base_directory("common"), "config", "preference_defaults.rb")
  defaults = {}
  if File.exists?(defs_file)
    found_defs_file = true
    Log.info("Loading preference defaults file at #{defs_file}")
    defaults = eval(File.read(defs_file))
  end

  RequestContext.in_global_repo do
    filter = {:repo_id => Repository.global_repo_id, :user_id => nil}
    if self.filter(filter).count == 0
      Log.info("Creating system preferences")
      Preference.create_from_json(JSONModel(:preference).from_hash({
                                                                     :user_id => nil,
                                                                     :defaults => defaults
                                                                   }),
                                  :repo_id => Repository.global_repo_id)
    else
      if found_defs_file
        Log.info("Updating system preferences")
        pref = self.filter(filter).first
        pref.update_from_json(JSONModel(:preference).from_hash({:defaults => defaults}),
                              :lock_version => pref.lock_version)
      end
    end
  end    
end

+ (Object) parsed_defaults_for(filter) 



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# File 'backend/app/model/preference.rb', line 53

def self.parsed_defaults_for(filter)
  pref = self[filter.merge(:repo_id => RequestContext.get(:repo_id))]
  pref ? pref.parsed_defaults : {}
end

+ (Object) repo_defaults 



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# File 'backend/app/model/preference.rb', line 78

def self.repo_defaults
  self.user_global_defaults.merge(self.parsed_defaults_for(:user_id => nil))
end

+ (Object) sequel_to_jsonmodel(objs, opts = {}) 



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# File 'backend/app/model/preference.rb', line 139

def self.sequel_to_jsonmodel(objs, opts = {})
  jsons = super

  jsons.zip(objs).each do |json, obj|
    json['defaults'] = JSONModel(:defaults).from_json(obj.defaults)
  end

  jsons
end

+ (Object) user_global_defaults 



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# File 'backend/app/model/preference.rb', line 66

def self.user_global_defaults
  RequestContext.open(:repo_id => Repository.global_repo_id) do
    if RequestContext.get(:current_username)
      user_defs = self.parsed_defaults_for(:user_id => User[:username => RequestContext.get(:current_username)].id)
      self.global_defaults.merge(user_defs)
    else
      self.global_defaults
    end
  end
end

Instance Method Details

- (Object) after_save 



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# File 'backend/app/model/preference.rb', line 43

def after_save
  Notifications.notify("REFRESH_PREFERENCES")
end

- (Object) before_save 



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# File 'backend/app/model/preference.rb', line 37

def before_save
  super
  self.user_uniq = self.user_id || 'GLOBAL_USER'
end

- (Object) parsed_defaults 



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# File 'backend/app/model/preference.rb', line 48

def parsed_defaults
  ASUtils.json_parse(self.defaults)
end

- (Object) update_from_json(json, opts = {}, apply_nested_records = true) 



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# File 'backend/app/model/preference.rb', line 155

def update_from_json(json, opts = {}, apply_nested_records = true)
  super(json, opts.merge('defaults' => JSON(json.defaults)),
        apply_nested_records)
end