Drupal-7.12 创建节点类型

drupal 站点开发

1. function examplenode_install() {
2. //Updates the database cache of node types
3. node_types_rebuild();
5. $types = node_type_get_types();
7. // add the body field to the node type
8. node_add_body_field($types['job_post']);
10. // Load the instance definition for our content type's body
11. $body_instance = field_info_instance('node', 'body', 'job_post');
13. // Configure the body field
14. $body_instance['type'] = 'text_summary_or_trimmed';
16. // Save our changes to the body field instance.
17. field_update_instance($body_instance);
19. // Create all the fields we are adding to our content type.
20. foreach (_job_post_installed_fields() as $field) {
21. field_create_field($field);
22. }
24. // Create all the instances for our fields.
25. foreach (_job_post_installed_instances() as $instance) {
26. $instance['entity_type'] = 'node';
27. $instance['bundle'] = 'job_post';
28. field_create_instance($instance);
29. }
30. }
32. /**
33. * Return a structured array defining the fields created by this content type.
34. * For the job post module there is only one additional field – the company name
35. * Other fields could be added by defining them in this function as additional elements
36. * in the array below
37. */
38. function _job_post_installed_fields() {
39. $t = get_t();
41. return array(
42. 'job_post_company' => array(
43. 'field_name' => 'job_post_company',
44. 'label' => $t('Company posting the job listing'),
45. 'type' => 'text',
46. ),
47. );
48. }
50. /**
51. * Return a structured array defining the field instances associated with this content type.
52. */
53. function _job_post_installed_instances() {
54. $t = get_t();
56. return array(
57. 'job_post_company' => array(
58. 'field_name' => 'job_post_company',
59. 'type' => 'text',
60. 'label' => $t('Company posting the job listing'),
61. 'widget' => array(
62. 'type' => 'text_textfield',
63. ),
64. 'display' => array(
65. 'example_node_list' => array(
66. 'label' => $t('Company posting the job listing'),
67. 'type' => 'text',
68. ),
69. ),
70. ),
71. );
72. }
74. /**
75. * Implements hook_uninstall().
76. */
77. function examplenode_uninstall() {
78. // Gather all the example content that might have been created while this
79. // module was enabled.
80. $sql = 'SELECT nid FROM {node} n WHERE n.type = :type';
81. $result = db_query($sql, array(':type' => 'job_post'));
82. $nids = array();
83. foreach ($result as $row) {
84. $nids[] = $row->nid;
85. }
87. // Delete all the nodes at once
88. node_delete_multiple($nids);
90. // Loop over each of the fields defined by this module and delete
91. // all instances of the field, their data, and the field itself.
92. foreach (array_keys(_job_post_installed_fields()) as $field) {
93. field_delete_field($field);
94. }
96. // Loop over any remaining field instances attached to the job_post
97. // content type (such as the body field) and delete them individually.
98. $instances = field_info_instances('node', 'job_post');
99. foreach ($instances as $instance_name => $instance) {
100. field_delete_instance($instance);
101. }
103. // Delete our content type
104. node_type_delete('job_post');
106. // Purge all field infromation
107. field_purge_batch(1000);
108. }

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