以编程方式在drupal 7中显示文件字段PDOException

Question

Attaching image files to nodes programmatically in Drupal 7

嗨，当我阅读这篇文章时，遇到了一个 pdo 错误：

PDOException：SQLSTATE[23000]：完整性约束违规：1048 列“field_pr_quotation_file_display”不能为空：INSERT INTO {field_data_field_pr_quotation_file} (entity_type, entity_id, revision_id、bundle、delta、语言、field_pr_quotation_file_fid、 field_pr_quotation_file_display、field_pr_quotation_file_description) 值（：db_insert_placeholder_0，：db_insert_placeholder_1， :db_insert_placeholder_2, :db_insert_placeholder_3, :db_insert_placeholder_4, :db_insert_placeholder_5, :db_insert_placeholder_6, :db_insert_placeholder_7, :db_insert_placeholder_8);数组（ [:db_insert_placeholder_0] => 节点 [:db_insert_placeholder_1] => 136 [:db_insert_placeholder_2] => 249 [:db_insert_placeholder_3] => purchase_request [:db_insert_placeholder_4] => 0 [:db_insert_placeholder_5] => 和 [:db_insert_placeholder_6] => 24 [:db_insert_placeholder_7] => [:db_insert_placeholder_8] => ) 在 field_sql_storage_field_storage_write()（第 451 行 D:\www\Sites\pr\modules\field\modules\field_sql_storage\field_sql_storage.module）。

Answer 1

https://drupal.stackexchange.com/questions/69684/how-to-assign-value-from-one-file-field-to-another-programmatically根据这里，我添加显示=1

$field_file = (array) $file;
$field_file['display'] = 1;

dpm($file,'field_pr_ref_quotation_file');
$node->field_pr_ref_quotation_file[LANGUAGE_NONE][] = $field_file;