content_type

Content Repository : content_type

 

Overview

This package is used to manipulate content types and attributes Content types represent the different kind of content displayed on a website. All content items should subclass a content type.

 

Related Objects

 See also: {Content Item }

 

API
  • Function: content_type.create_attribute

    Create a new attribute for the specified type. Automatically create the column for the attribute if the column does not already exist.

    Author:Karl Goldstein
    Returns:The id of the newly created attribute
    Parameters:
    content_type:   The name of the type to alter
    attribute_name:   The name of the attribute to create
    pretty_name:   Pretty name for the new attribute, singular
    pretty_plural:   Pretty name for the new attribute, plural
    default_value:   The default value for the attribute, defaults to null
    Declaration:
    
function create_attribute (
  content_type		in acs_attributes.object_type%TYPE,
  attribute_name	in acs_attributes.attribute_name%TYPE,
  datatype		in acs_attributes.datatype%TYPE,
  pretty_name		in acs_attributes.pretty_name%TYPE,
  pretty_plural	in acs_attributes.pretty_plural%TYPE default null,
  default_value	in acs_attributes.default_value%TYPE default null,
  column_spec           in varchar2  default 'varchar2(4000)'
) return acs_attributes.attribute_id%TYPE;
    See Also:acs_object_type.create_attribute, content_type.create_type

     

  • Function: content_type.get_template

    Retrieve the appropriate template for rendering items of the specified type.

    Author:Karl Goldstein
    Returns:The ID of the template to use
    Parameters:
    content_type:   The type for which the template is to be retrieved
    use_context:   The context in which the template is appropriate, such as 'admin' or 'public'
    Declaration:
    
function get_template (
  content_type  in cr_type_template_map.content_type%TYPE,
  use_context   in cr_type_template_map.use_context%TYPE
) return cr_templates.template_id%TYPE;
    See Also:content_item.register_template, content_item.unregister_template, content_item.get_template, content_type.unregister_template, content_type.register_template, content_type.set_default_template

     

  • Function: content_type.is_content_type

    Parameters:
    Not yet documented
    Declaration:
    
function is_content_type (
  object_type   in acs_object_types.object_type%TYPE
) return char;

     

  • Procedure: content_type.create_type

    Create a new content type. Automatically create the attribute table for the type if the table does not already exist.

    Author:Karl Goldstein
    Parameters:
    content_type:   The name of the new type
    supertype:   The supertype, defaults to content_revision
    pretty_name:   Pretty name for the type, singular
    pretty_plural:   Pretty name for the type, plural
    table_name:   The name for the attribute table, defaults to the name of the supertype
    id_column:   The primary key for the table, defaults to 'XXX'
    name_method:   As in acs_object_type.create_type
    Declaration:
    
procedure create_type (
  content_type		in acs_object_types.object_type%TYPE,
  supertype		in acs_object_types.object_type%TYPE
                           default 'content_revision',
  pretty_name		in acs_object_types.pretty_name%TYPE,
  pretty_plural	        in acs_object_types.pretty_plural%TYPE,
  table_name		in acs_object_types.table_name%TYPE default null,
  id_column		in acs_object_types.id_column%TYPE default 'XXX',
  name_method           in acs_object_types.name_method%TYPE default null
);
    See Also:acs_object_type.create_type

     

  • Procedure: content_type.drop_attribute

    Drop an existing attribute. If you are using CMS, make sure to call cm_form_widget.unregister_attribute_widget before calling this function.

    Author:Karl Goldstein
    Parameters:
    content_type:   The name of the type to alter
    attribute_name:   The name of the attribute to drop
    drop_column:   If 't', will also alter the table and remove the column where the attribute is stored. The default is 'f' (leaves the table untouched).
    Declaration:
    
procedure drop_attribute (
  content_type		in acs_attributes.object_type%TYPE,
  attribute_name	in acs_attributes.attribute_name%TYPE,
  drop_column           in varchar2 default 'f'
);
    See Also:acs_object.drop_attribute, content_type.create_attribute, cm_form_widget.unregister_attribute_widget

     

  • Procedure: content_type.refresh_view

    Create a view for the type which joins all attributes of the type, including the inherited attributes. The view is named "X" Called by create_attribute and create_type.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type for which the view is to be created.
    Declaration:
    
procedure refresh_view (
  content_type  in cr_type_template_map.content_type%TYPE
);
    See Also:content_type.create_type

     

  • Procedure: content_type.register_child_type

    Register a parent-child relationship between a content type and another object type. This may then be used by the content_item.is_valid_relation function to validate the relationship between an item and a potential child.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type of the item from which the relationship originated.
    child_type:   The type of the child item.
    relation_tag:   A simple token used to identify a set of relations.
    min_n:   The minimun number of parent-child relationships of this type which an item must have to go live.
    max_n:   The minimun number of relationships of this type which an item must have to go live.
    Declaration:
    
procedure register_child_type (
  parent_type  in cr_type_children.parent_type%TYPE,
  child_type    in cr_type_children.child_type%TYPE,
  relation_tag  in cr_type_children.relation_tag%TYPE default 'generic',
  min_n         in integer default 0,
  max_n         in integer default null
);
    See Also:content_type.register_relation_type, content_type.register_child_type

     

  • Procedure: content_type.register_mime_type

    Parameters:
    Not yet documented
    Declaration:
    
procedure register_mime_type (
  content_type  in cr_content_mime_type_map.content_type%TYPE,
  mime_type	in cr_content_mime_type_map.mime_type%TYPE
);

     

  • Procedure: content_type.register_relation_type

    Register a relationship between a content type and another object type. This may then be used by the content_item.is_valid_relation function to validate any relationship between an item and another object.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type of the item from which the relationship originated.
    target_type:   The type of the item to which the relationship is targeted.
    relation_tag:   A simple token used to identify a set of relations.
    min_n:   The minimun number of relationships of this type which an item must have to go live.
    max_n:   The minimun number of relationships of this type which an item must have to go live.
    Declaration:
    
procedure register_relation_type (
  content_type  in cr_type_relations.content_type%TYPE,
  target_type   in cr_type_relations.target_type%TYPE,
  relation_tag  in cr_type_relations.relation_tag%TYPE default 'generic',
  min_n         in integer default 0,
  max_n         in integer default null
);
    See Also:content_type.unregister_relation_type

     

  • Procedure: content_type.register_template

    Register a template for the content type. This template may be used to render all items of that type.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type for which the template is to be registered
    template_id:   The ID of the template to register
    use_context:   The context in which the template is appropriate, such as 'admin' or 'public'
    is_default:   If 't', this template becomes the default template for the type, default is 'f'.
    Declaration:
    
procedure register_template (
  content_type  in cr_type_template_map.content_type%TYPE,
  template_id   in cr_templates.template_id%TYPE,
  use_context   in cr_type_template_map.use_context%TYPE,
  is_default    in cr_type_template_map.is_default%TYPE default 'f'
);
    See Also:content_item.register_template, content_item.unregister_template, content_item.get_template, content_type.unregister_template, content_type.set_default_template, content_type.get_template

     

  • Procedure: content_type.set_default_template

    Make the registered template a default template. The default template will be used to render all items of the type for which no individual template is registered.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type for which the template is to be made default
    template_id:   The ID of the template to make default
    use_context:   The context in which the template is appropriate, such as 'admin' or 'public'
    Declaration:
    
procedure set_default_template (
  content_type  in cr_type_template_map.content_type%TYPE,
  template_id   in cr_templates.template_id%TYPE,
  use_context   in cr_type_template_map.use_context%TYPE
);
    See Also:content_item.register_template, content_item.unregister_template, content_item.get_template, content_type.unregister_template, content_type.register_template, content_type.get_template

     

  • Procedure: content_type.unregister_child_type

    Register a parent-child relationship between a content type and another object type. This may then be used by the content_item.is_valid_relation function to validate the relationship between an item and a potential child.

    Author:Karl Goldstein
    Parameters:
    parent_type:   The type of the parent item.
    child_type:   The type of the child item.
    relation_tag:   A simple token used to identify a set of relations.
    Declaration:
    
procedure unregister_child_type (
  parent_type  in cr_type_children.parent_type%TYPE,
  child_type   in cr_type_children.child_type%TYPE,
  relation_tag in cr_type_children.relation_tag%TYPE default null
);
    See Also:content_type.register_relation_type, content_type.register_child_type

     

  • Procedure: content_type.unregister_mime_type

    Parameters:
    Not yet documented
    Declaration:
    
procedure unregister_mime_type (
  content_type  in cr_content_mime_type_map.content_type%TYPE,
  mime_type	in cr_content_mime_type_map.mime_type%TYPE
);

     

  • Procedure: content_type.unregister_relation_type

    Unregister a relationship between a content type and another object type.

    Author:Karl Goldstein
    Parameters:
    content_type:   The type of the item from which the relationship originated.
    target_type:   The type of the item to which the relationship is targeted.
    relation_tag:   A simple token used to identify a set of relations.
    Declaration:
    
procedure unregister_relation_type (
  content_type in cr_type_relations.content_type%TYPE,
  target_type  in cr_type_relations.target_type%TYPE,
  relation_tag in cr_type_relations.relation_tag%TYPE default null
);
    See Also:content_type.register_relation_type

     

  • Procedure: content_type.unregister_template

    Unregister a template. If the unregistered template was the default template, the content_type can no longer be rendered in the use_context,

    Author:Karl Goldstein
    Parameters:
    content_type:   The type for which the template is to be unregistered
    template_id:   The ID of the template to unregister
    use_context:   The context in which the template is to be unregistered
    Declaration:
    
procedure unregister_template (
  content_type  in cr_type_template_map.content_type%TYPE default null,
  template_id   in cr_templates.template_id%TYPE,
  use_context   in cr_type_template_map.use_context%TYPE default null
);
    See Also:content_item.register_template, content_item.unregister_template, content_item.get_template, content_type.set_default_template, content_type.register_template, content_type.get_template

     

    Last Modified: $Id: type.html,v 1.1.1.1 2001/03/13 22:59:26 ben Exp $