Class: ErpTechSvcs::FileSupport::Manager

Inherits:
Object
  • Object
show all
Defined in:
lib/erp_tech_svcs/file_support/manager.rb

Direct Known Subclasses

FileSystemManager, S3Manager

Constant Summary collapse

FOLDER_IS_NOT_EMPTY = 
'Folder is not empty'
FILE_DOES_NOT_EXIST = 
'File does not exist'
FILE_FOLDER_DOES_NOT_EXIST = 
'File / Folder does not exist'

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.find_parent(item, parents) ⇒ Object 



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# File 'lib/erp_tech_svcs/file_support/manager.rb', line 9

def find_parent(item, parents)
  parents.find do |parent|
    path = item[:path].split('/')[0..-2].join('/')
    parent[:id] == path
  end
end

Instance Method Details

#build_file_assets_tree_for_model(model, starting_path) ⇒ Object 



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# File 'lib/erp_tech_svcs/file_support/manager.rb', line 55

def build_file_assets_tree_for_model(model, starting_path)
  files = model.files.where('directory like ?', starting_path + '%')

  node_tree = [{:text => root, :leaf => false, :id => root, :children => []}]
  
  paths = files.collect{|file| File.join(file.directory,file.name)}

  node_tree.first[:children] << {:id => starting_path,
                                 :text => starting_path.split('/').last,
                                 leaf: true,
                                 iconCls: 'icon-document',
                                 :children => []} if paths.select{|path| path.split('/')[1] == starting_path.split('/')[1]}.empty?
  
  nesting_depth = paths.collect{|item| item.split('/').count}.max
  unless nesting_depth.nil?
    levels = []
    (1..nesting_depth).each do |i|
      current_items = []
      objects_this_depth = paths.collect{|item|
        text = item.split('/')[i - 1]
        path = item.split('/')[0..(i-1)].join('/')
        if item.split('/').count >= i && current_items.select{|item| item[:text] == text and item[:path] == path}.empty?
          item_hash = {:text => text, :path => path}
          current_items << item_hash
          item_hash
        end
      }
      objects_this_depth.delete_if{|item| (item.nil? or item[:text].blank?)}
      levels << objects_this_depth unless objects_this_depth.empty?
    end

    old_parents = []
    new_parents = [node_tree[0]]
    levels.each do |level|
      old_parents = new_parents
      new_parents = []
      level.each do |item|
        parent = old_parents.count == 1 ? old_parents.first : self.class.find_parent(item, old_parents)
        path = File.join(parent[:id], item[:text]).gsub(root, '')
        icon_cls = File.extname(item[:text]).blank? ? 'icon-content' : 'icon-document'
        child_hash = {:text => item[:text], :downloadPath => parent[:id], :iconCls => icon_cls, :leaf => !File.extname(item[:text]).blank?, :id => path, :children => []}
        
        #attempt set security if this file is a file_asset model
        file = files.find{|file| file.directory == parent[:id].gsub(root,'') and file.name == item[:text]}
        unless file.nil?
          child_hash[:isSecured] = file.is_secured?
          child_hash[:roles] = file.roles.collect{|r| r.internal_identifier}
          child_hash[:iconCls] = 'icon-document_lock' if child_hash[:isSecured]
          child_hash[:size] = file.data_file_size
          child_hash[:width] = file.width
          child_hash[:height] = file.height
          child_hash[:url] = file.url
        end

        new_parents << child_hash
        parent[:children] << child_hash
      end
    end
  end

  insert_folders(node_tree.first[:children])

  node_tree
end

#find_node(path, options = {}) ⇒ Object 



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# File 'lib/erp_tech_svcs/file_support/manager.rb', line 33

def find_node(path, options={})
  node_tree = build_file_assets_tree_for_model(options[:file_asset_holder], path.gsub(root, ''))

  path_pieces = path.split('/')
  parent = node_tree.first
  path_pieces.each do |path_piece|
    next if path_piece.blank?
    parent[:children].each do |child_node|
      if child_node[:text] == path_piece
        parent = child_node
        break
      end
    end
  end

  path.sub!(self.root,'') if parent[:id].scan(self.root).empty?
  path = File.join(self.root, path) if !parent[:id].scan(self.root).empty? and path.scan(self.root).empty?

  parent = [] if parent[:id] != path
  parent
end

#insert_folders(file_asset_nodes) ⇒ Object 



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# File 'lib/erp_tech_svcs/file_support/manager.rb', line 120

def insert_folders(file_asset_nodes)
  file_asset_nodes.each do |child_asset_node|
    node = find_node(File.join(self.root,child_asset_node[:id]))
    unless node.nil?
      if node[:leaf]
        folders = []
      else
        folders = node[:children].select{|item| !item[:leaf]}
      end

      child_asset_node[:children] = [] if child_asset_node[:children].nil? && !folders.empty?
      folders.each do |folder|
        folder[:id].gsub!(self.root,'')
        child_asset_node[:children] << folder unless child_asset_node[:children].collect{|child_node| child_node[:text] }.include?(folder[:text])
      end
      insert_folders(child_asset_node[:children])
    end
  end unless file_asset_nodes.nil?
end

#sync(path, model) ⇒ Object 



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# File 'lib/erp_tech_svcs/file_support/manager.rb', line 17

def sync(path, model)
  result = nil
  message = nil

  node = find_node(path)
  if node.nil?
    message = "Nothing to sync"
  else
    sync_node(node, model)
    message = "Sync successful"
    result = true
  end

  return result, message
end