ExpressionEngine

2.11.9 User Guide

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ExpressionEngine Channel Structure API

Calling the Class

class Api_channel_structure

The Channel Structure class is called with the api->instantiate() function:

ee()->load->library('api'); ee()->api->instantiate('channel_structure');

Function Reference

Get Channel Info

Api_channel_structure::get_channel_info($channel_id)

Fetches all metadata for a channel:

ee()->api_channel_structure->get_channel_info((int) $channel_id);
Parameters:
  • $channel_id (int) – ID of the channel to fetch information for
Returns:

Database result object or FALSE on error
Return type:

CodeIgniter database result object

Get Channels

Api_channel_structure::get_channels([$site_id = FALSE])

Fetches channel names and ids:

ee()->api_channel_structure->get_channels([(int) $site_id]);
Parameters:
  • $site_id (int) – The site ID you want channel information for
Returns:

Database result object or FALSE on error
Return type:

CodeIgniter database result object

Delete Channel

Api_channel_structure::delete_channel($channel_id = ''[, $site_id = NULL])

Delete a channel:

ee()->api_channel_structure->delete_channel((int) $channel_id, [(int) $site_id]);
Parameters:
  • $channel_id (int) – ID of the channel to delete
  • $site_id (int) – Specify the site ID of the channel if necessary
Returns:

Channel Title on successful delete or FALSE on error.
Return type:

String/Boolean

Create Channel

Api_channel_structure::create_channel($data)

Creates a new channel:

ee()->api_channel_structure->create_channel((array) $data);
Parameters:
  • $data (array) – Array of data necessary to create a channel (see below)
Returns:

ID of newly created channel or FALSE on error.
Return type:

Integer/Boolean

At the minimum, channel_title and channel_name must be in the $data array.

Values that may be passed in the data array include:

  • site_id, (int)
  • channel_title, (string)
  • channel_name, (string a-zA-Z0-9_- only)
  • url_title_prefix, (string a-zA-Z0-9_- only)
  • comment_expiration, (int)
  • create_templates, (string yes/no) Also Requires:
    • old_group_id
    • group_name, (string a-zA-Z0-9_- only)
    • template_theme
  • cat_group, (int or array of category group ids)
  • dupe_id
  • status_group
  • field_group
  • channel_url
  • channel_lang
  • group_order

Example Usage:

$data = array(
    'channel_title' => 'News',
    'channel_name'  => 'news',
    'field_group' => 2,
    'channel_url' => 'http://example.com/index.php/news/',
    'status_group'  => 1
);

if (ee()->api_channel_structure->create_channel($data) === FALSE)
{
    show_error('An Error Occurred Creating the Channel');
}

Modify Channel

Api_channel_structure::modify_channel($data)

Update an existing Channel:

ee()->api_channel_structure->modify_channel((array) $data);
Parameters:
Returns:

ID of newly created channel or FALSE on error
Return type:

Integer/Boolean

The channel_id of the channel to be modified is required in the $data array. channel_title and channel_name are also required.

In addition to values in the exp_channels table, values that may be modified include:

  • apply_expiration_to_existing, (bool) only if comment_expiration is set
  • clear_versioning_data, (bool)