Module: AeUsers::HelperFunctions

Defined in:
lib/ae_users.rb

Instance Method Summary collapse

Instance Method Details

#all_permitted?(item, perm) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ae_users.rb', line 603

def all_permitted?(item, perm)
  if item
    # try to short-circuit this with an eager load check
    if item.permissions.select {|p| (p.permission == perm or p.permission.nil?) and p.role.nil? and p.person.nil? }.size > 0
      return true
    end
  end
  sql = "permission = ? and (role_id = 0 or role_id is null) and (person_id = 0 or person_id is null)"
  return Permission.find(:all, :conditions => [sql, full_permission_name(item, perm)]).length > 0
end

#app_profile(person = nil) ⇒ Object 



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# File 'lib/ae_users.rb', line 622

def app_profile(person = nil)
  if person.nil?
    person = logged_in_person
  end

  AeUsers.profile_class.find_by_person_id(person.id)
end

#full_permission_name(item, perm) ⇒ Object 



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# File 'lib/ae_users.rb', line 585

def full_permission_name(item, perm)
  if item.kind_of? ActiveRecord::Base
    return perm
  else
    return "#{perm}_#{item.class.name.tableize}"
  end
end

#logged_in? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ae_users.rb', line 614

def logged_in?
  return controller.logged_in?
end

#logged_in_person ⇒ Object 



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# File 'lib/ae_users.rb', line 618

def logged_in_person
  return controller.logged_in_person
end

#permission_grants(item, perm) ⇒ Object 



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# File 'lib/ae_users.rb', line 593

def permission_grants(item, perm)
  if item.kind_of? ActiveRecord::Base
    grants = item.permissions.select {|p| p.permission == perm }
  else
    full_perm_name = full_permission_name(item, perm)
    grants = Permission.find_all_by_permission(full_perm_name)
  end
  return grants
end

#permission_names(item) ⇒ Object 



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# File 'lib/ae_users.rb', line 577

def permission_names(item)
  if item.kind_of? ActiveRecord::Base
    return item.class.permission_names
  else
    return item.permission_names
  end
end

#user_picker(field_name, options = {}) ⇒ Object 



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# File 'lib/ae_users.rb', line 630

def user_picker(field_name, options = {})
  options = {
    :people => true,
    :roles => false,
    :callback => nil,
    :default => nil,
    :clear_after => true
  }.update(options)
  
  domid = field_name.gsub(/\W/, "_").gsub(/__+/, "_").sub(/_$/, "").sub(/^_/, "")
  
  default = options[:default]
  rhtml = text_field_tag("#{field_name}_shim", default ? default.name : "", { :style => "width: 15em; display: inline; float: none;" })
  rhtml << hidden_field_tag(field_name, default ? default.id : "")
  auto_complete_url = url_for(:controller => "permission", :action => "auto_complete_for_permission_grantee",
                              :people => options[:people], :roles => options[:roles], :escape => false)
  
  if AeUsers.js_framework == "prototype"
    rhtml << <<-ENDRHTML
<div id="#{domid}_shim_auto_complete" class="auto_complete"></div>
<%= auto_complete_field('#{domid}_shim', :select => "grantee_id", :param_name => "q",
:after_update_element => "function (el, selected) { 
    kid = el.value.split(':');
    klass = kid[0];
    id = kid[1];
    cb = function(klass, id) {
      $('#{domid}').value = el.value;
      #{options[:clear_after] ? "$('#{domid}_shim').value = '';" : "$('#{domid}_shim').value = selected.getAttribute('granteeName');"}
      #{options[:callback]}
    };
    cb(klass, id);
  }",
:url => "#{auto_complete_url}") %>
ENDRHTML
  elsif AeUsers.js_framework == "jquery"
    rhtml << <<-ENDRHTML
<script type="text/javascript">
jQuery(function() {
  jq_domid = "\##{domid.gsub(/(\W)/, '\\\\\\\\\1')}";
  jQuery(jq_domid + "_shim").autocomplete('#{auto_complete_url}',
  {
    formatItem: function(data, i, n, value) {
      return value;
    },
  }).bind('result', function(e, data) {
    jQuery(jq_domid).val(data[1]);
    #{options[:callback]}
  }
   );
});
</script>
ENDRHTML
  end
  
  render :inline => rhtml
end