Module: Zena::Console

Includes:
Acts::Secure
Defined in:
lib/zena/console.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Acts::Secure

#secure_scope, #secure_write_scope, #visitor=

Methods included from Acts::Secure::SecureResult

#construct_id_map, #secure_result

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/zena/console.rb', line 5

def self.included(base)
  if base == Object
    raise %q{You should not include Zena::Console directly in Object. Use this instead: class << self; include Zena::Console; end
}
  end
end

Instance Method Details

#change_prop(pseudo_sql, key) ⇒ Object

Transform every value of a given property by using a block with |node, old_value| and returning the new value.



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# File 'lib/zena/console.rb', line 74

def change_prop(pseudo_sql, key)
  count = 0
  unless block_given?
    puts "You need to provide a block |node, old_value| and return the new value"
    return
  end
  foreach(pseudo_sql) do |node|
    node.versions.each do |v|
      count += 1
      prop = v.prop
      val  = prop[key]
      new_val = yield(node, val)
      unless new_val == val
        if new_val
          prop[key] = new_val
        else
          prop.delete(key)
        end
        Zena::Db.execute "UPDATE #{v.class.table_name} SET properties=#{Zena::Db.quote(v.class.encode_properties(prop))} WHERE id=#{v[:id]}"
      end
    end
  end
  "Changed '#{key}' prop in #{count} versions"
end

#count(pseudo_sql, opts = {}) ⇒ Object 



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# File 'lib/zena/console.rb', line 155

def count(pseudo_sql, opts = {})
  node  = opts.delete(:node) || current_site.root_node
  options = {:errors => true, :rubyless_helper => self, :default => {:scope => 'site'}}

  count = node.find(:count, pseudo_sql, options)

  if count.kind_of?(::QueryBuilder::Error)
    puts "Error parsing query #{pseudo_sql.inspect} (#{count.message})"
    return nil
  else
    return count
  end
end

#create(attrs) ⇒ Object

FIXME: DOCUMENT



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# File 'lib/zena/console.rb', line 19

def create(attrs)
  secure(Node) { Node.create_node(Node.transform_attributes(attrs)) }
end

#err(obj) ⇒ Object 



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# File 'lib/zena/console.rb', line 12

def err(obj)
  obj.errors.each_error do |er,msg|
    puts "[#{er}] #{msg}"
  end
end

#field_to_prop(list, native_key, prop_key) ⇒ Object 



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# File 'lib/zena/console.rb', line 23

def field_to_prop(list, native_key, prop_key)
  list = find(list) if list.kind_of?(String)
  list.each do |rec|
    next unless value = rec[native_key]
    if rec.kind_of?(Node)
      elems = rec.visible_versions
    else
      elems = [rec]
    end
    elems.each do |rec|
      prop  = rec.prop
      prop[prop_key] = value
      Zena::Db.execute "UPDATE #{rec.class.table_name} SET properties=#{Zena::Db.quote(rec.class.encode_properties(prop))} WHERE id=#{rec[:id]}"
    end
  end
end

#find(count_or_query, pseudo_sql = nil, opts = {}) ⇒ Object

Usage: find(‘contacts in site’) find(:all, ‘contacts in site’) # same as above find(:qb => ‘contacts in site’, :_find => :all) # same as above



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# File 'lib/zena/console.rb', line 134

def find(count_or_query, pseudo_sql = nil, opts = {})
  if count_or_query.kind_of?(Hash)
    query = count_or_query
  elsif count_or_query.kind_of?(Fixnum)
    query = {:qb => "node where id = #{count_or_query} in site", :_find => :first}
  elsif pseudo_sql.nil?
    query = {:qb => count_or_query}
  else
    query = {:qb => pseudo_sql, :_find => count_or_query}
  end
  query[:_find] ||=
  count = Node.plural_relation?(query[:qb].split(' ').first) ? :all : :first

  nodes = secure(Node) do
    Node.search_records(query,
      :node => current_site.root_node,
      :default => {:scope => 'site'}
    )
  end
end

#foreach(pseudo_sql, opts = {}) ⇒ Object 



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# File 'lib/zena/console.rb', line 169

def foreach(pseudo_sql, opts = {})
  limit = 100

  return nil unless block_given?
  node    = opts.delete(:node) || current_site.root_node
  options = {:errors => true, :rubyless_helper => self, :default => {:scope => 'site'}}

  count = node.find(:count, pseudo_sql, options)

  if count.kind_of?(::QueryBuilder::Error)
    puts "Error parsing query #{pseudo_sql.inspect} (#{count.message})"
    return nil
  end

  begin
    query = Node.build_query(:all, pseudo_sql,
      :node_name       => 'self',
      :main_class      => VirtualClass['Node'],
      :rubyless_helper => self,
      :default         => options[:default]
    )
  rescue ::QueryBuilder::Error => err
    puts "Error parsing query #{pseudo_sql.inspect} (#{err.message})"
    return nil
  end


  query.limit  = " LIMIT #{limit}"

  page_count = (count.to_f / limit).ceil
  puts "#{count} nodes, #{page_count} chunk(s) (100 items)"
  curr_page  = 1
  # We walk pages in reverse order in case objects are deleted
  
  for curr_page in (1..page_count).to_a.reverse
    query.offset = " OFFSET #{limit * (curr_page - 1)}"
    if list = Node.do_find(:all, eval(query.to_s(:find)))
      puts "Page #{curr_page}/#{page_count}"
      list.each do |record|
        yield(record)
      end
    end
  end
  nil
end

#login(name, host = nil) ⇒ Object 



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# File 'lib/zena/console.rb', line 99

def (name, host = nil)
  finder = {}
  finder[:conditions] = cond = [[]]
  site = nil
  if host
    site = Site.find_by_host(host)
    cond.first << 'site_id = ?'
    cond << site.id
  end

  cond.first << 'users.login = ?'
  cond << name.to_s
  cond[0] = cond.first.join(' AND ')
  if visitor = User.find(:first, finder)
    setup_visitor(visitor, site || visitor.site)
    puts "Logged #{visitor.} in #{visitor.site.host}"
  else
    raise ActiveRecord::RecordNotFound
  end
rescue ActiveRecord::RecordNotFound
  puts "Could not login with user name: #{name}"
end

#nodes(zip_or_name) ⇒ Object 



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# File 'lib/zena/console.rb', line 122

def nodes(zip_or_name)
  if zip_or_name.kind_of?(Fixnum)
    secure(Node) { Node.find_by_zip(zip_or_name) }
  else
    secure(Node) { Node.find_by_title(zip_or_name) }
  end
end

#profile(node_id) ⇒ Object 



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# File 'lib/zena/console.rb', line 215

def profile(node_id)
  require 'ruby-prof'
  ctrl = NodesController.new
  ctrl.request = Struct.new(:format).new(Mime::HTML)
  ctrl.instance_variable_set(:@node, nodes(node_id))
  start = Time.now
  result = RubyProf.profile do
    yield(ctrl)
  end
  puts(Time.now - start)
  File.open('grind.log', 'wb') do |f|
    RubyProf::CallTreePrinter.new(result).print(f)
  end
end

#rename_prop(pseudo_sql, old_key, new_key) ⇒ Object 



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# File 'lib/zena/console.rb', line 56

def rename_prop(pseudo_sql, old_key, new_key)
  count = 0
  foreach(pseudo_sql) do |node|
    node.versions.each do |rec|
      count += 1
      prop  = rec.prop
      value = prop.delete(old_key)
      if !value.blank?
        prop[new_key] = value
        Zena::Db.execute "UPDATE #{rec.class.table_name} SET properties=#{Zena::Db.quote(rec.class.encode_properties(prop))} WHERE id=#{rec[:id]}"
      end
    end
  end
  "Renamed '#{old_key}' to '#{new_key}' in #{count} versions"
end

#set_prop(list, key, value) ⇒ Object 



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# File 'lib/zena/console.rb', line 40

def set_prop(list, key, value)
  list = find(list) if list.kind_of?(String)
  list.each do |rec|
    if rec.kind_of?(Node)
      elems = rec.visible_versions
    else
      elems = [rec]
    end
    elems.each do |rec|
      prop  = rec.prop
      prop[key] = value
      Zena::Db.execute "UPDATE #{rec.class.table_name} SET properties=#{Zena::Db.quote(rec.class.encode_properties(prop))} WHERE id=#{rec[:id]}"
    end
  end
end