Drupal-7.12 创建节点类型

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发布： 2016-07-25 09:05:04

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function examplenode_install() {
//Updates the database cache of node types
node_types_rebuild();
$types = node_type_get_types();
// add the body field to the node type
node_add_body_field($types['job_post']);
// Load the instance definition for our content type's body
$body_instance = field_info_instance('node', 'body', 'job_post');
// Configure the body field
$body_instance['type'] = 'text_summary_or_trimmed';
// Save our changes to the body field instance.
field_update_instance($body_instance);
// Create all the fields we are adding to our content type.
foreach (_job_post_installed_fields() as $field) {
field_create_field($field);
}
// Create all the instances for our fields.
foreach (_job_post_installed_instances() as $instance) {
$instance['entity_type'] = 'node';
$instance['bundle'] = 'job_post';
field_create_instance($instance);
}
}
/**
* Return a structured array defining the fields created by this content type.
* For the job post module there is only one additional field – the company name
* Other fields could be added by defining them in this function as additional elements
* in the array below
*/
function _job_post_installed_fields() {
$t = get_t();
return array(
'job_post_company' => array(
'field_name' => 'job_post_company',
'label' => $t('Company posting the job listing'),
'type' => 'text',
),
);
}
/**
* Return a structured array defining the field instances associated with this content type.
*/
function _job_post_installed_instances() {
$t = get_t();
return array(
'job_post_company' => array(
'field_name' => 'job_post_company',
'type' => 'text',
'label' => $t('Company posting the job listing'),
'widget' => array(
'type' => 'text_textfield',
),
'display' => array(
'example_node_list' => array(
'label' => $t('Company posting the job listing'),
'type' => 'text',
),
),
),
);
}
/**
* Implements hook_uninstall().
*/
function examplenode_uninstall() {
// Gather all the example content that might have been created while this
// module was enabled.
$sql = 'SELECT nid FROM {node} n WHERE n.type = :type';
$result = db_query($sql, array(':type' => 'job_post'));
$nids = array();
foreach ($result as $row) {
$nids[] = $row->nid;
}
// Delete all the nodes at once
node_delete_multiple($nids);
// Loop over each of the fields defined by this module and delete
// all instances of the field, their data, and the field itself.
foreach (array_keys(_job_post_installed_fields()) as $field) {
field_delete_field($field);
}
// Loop over any remaining field instances attached to the job_post
// content type (such as the body field) and delete them individually.
$instances = field_info_instances('node', 'job_post');
foreach ($instances as $instance_name => $instance) {
field_delete_instance($instance);
}
// Delete our content type
node_type_delete('job_post');
// Purge all field infromation
field_purge_batch(1000);
}