Documentation & API reference
Functions
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Name |
Location | Description | Direct uses | Strings |
|---|---|---|---|---|
| _drupal_maintenance_theme |
drupal/ |
Sets up the theming system for maintenance page. | 1 | |
| _drupal_parse_response_status |
drupal/ |
Splits an HTTP response status line into components. | 2 | |
| _drupal_render_exception_safe |
drupal/ |
Renders an exception error message without further exceptions. | 3 | |
| _drupal_schema_initialize |
drupal/ |
Fills in required default values for table definitions from hook_schema(). | 3 | |
| _drupal_session_close |
drupal/ |
Session handler assigned by session_set_save_handler(). | 1 | |
| _drupal_session_delete_cookie |
drupal/ |
Deletes the session cookie. | 1 | |
| _drupal_session_destroy |
drupal/ |
Session handler assigned by session_set_save_handler(). | 1 | |
| _drupal_session_garbage_collection |
drupal/ |
Session handler assigned by session_set_save_handler(). | 1 | |
| _drupal_session_open |
drupal/ |
Session handler assigned by session_set_save_handler(). | 1 | |
| _drupal_session_read |
drupal/ |
Reads an entire session from the database (internal use only). | 1 | |
| _drupal_session_write |
drupal/ |
Writes an entire session to the database (internal use only). | 2 | 1 |
| _drupal_set_preferred_header_name |
drupal/ |
Sets the preferred name for the HTTP header. | 3 | |
| _drupal_shutdown_function |
drupal/ |
Executes registered shutdown functions. | 1 | |
| _drupal_theme_access |
drupal/ |
Helper function for determining access to a theme. | 1 | |
| _drupal_theme_initialize |
drupal/ |
Initializes the theme system given already loaded information. | 2 | |
| _drupal_trigger_error_with_delayed_logging |
drupal/ |
Invokes trigger_error() with logging delayed until the end of the request. | 1 | 1 |
| _drupal_wrap_mail_line |
drupal/ |
Wraps words on a single line. | 1 | 1 |
| _element_validate_integer |
drupal/ |
DEPRECATED: Helper form element validator: integer. | ||
| _element_validate_integer_positive |
drupal/ |
DEPRECATED: Helper form element validator: integer > 0. | ||
| _element_validate_number |
drupal/ |
DEPRECATED: Helper form element validator: number. | ||
| _field_extra_fields_pre_render |
drupal/ |
Pre-render callback to adjust weights and visibility of non-field elements. | 2 | |
| _field_filter_items |
drupal/ |
Helper function to filter out empty field values. | 2 | |
| _field_filter_xss_allowed_tags |
drupal/ |
List of tags allowed by field_filter_xss(). | 2 | |
| _field_filter_xss_display_allowed_tags |
drupal/ |
Human-readable list of allowed tags, for display in help texts. | 2 | |
| _field_form_state_parents |
drupal/ |
Returns the location of processing information within $form_state. | 2 | |
| _field_info_collate_fields |
drupal/ |
Collates all information on existing fields and instances. | ||
| _field_info_collate_types |
drupal/ |
Collates all information on field types, widget types and related structures. | 5 | |
| _field_info_field_cache |
drupal/ |
Retrieves the FieldInfo object for the current request. | 15 | |
| _field_info_prepare_extra_fields |
drupal/ |
Prepares 'extra fields' for the current run-time context. | ||
| _field_info_prepare_field |
drupal/ |
Prepares a field definition for the current run-time context. | ||
| _field_info_prepare_instance |
drupal/ |
Prepares an instance definition for the current run-time context. | ||
| _field_info_prepare_instance_display |
drupal/ |
Adapts display specifications to the current run-time context. | ||
| _field_info_prepare_instance_widget |
drupal/ |
Prepares widget specifications for the current run-time context. | ||
| _field_invoke |
drupal/ |
Invoke a field hook. | 10 | |
| _field_invoke_default |
drupal/ |
Invoke field.module's version of a field hook. | 8 | |
| _field_invoke_get_instances |
drupal/ |
Helper for _field_invoke(): retrieves a list of instances to operate on. | 3 | |
| _field_invoke_multiple |
drupal/ |
Invoke a field hook across fields on multiple entities. | 6 | |
| _field_invoke_multiple_default |
drupal/ |
Invoke field.module's version of a field hook on multiple entities. | 2 | |
| _field_language_suggestion |
drupal/ |
Process the given language suggestion based on the available languages. | 2 | |
| _field_sort_items |
drupal/ |
Helper function to sort items in a field according to user drag-n-drop reordering. | 1 | |
| _field_sort_items_helper |
drupal/ |
Sort function for items order. (copied form element_sort(), which acts on #weight keys) | 1 | |
| _field_sort_items_value_helper |
drupal/ |
Same as above, using ['_weight']['#value'] | 2 | |
| _field_sql_storage_columnname |
drupal/ |
Generate a column name for a field data table. | 12 | 1 |
| _field_sql_storage_indexname |
drupal/ |
Generate an index name for a field data table. | 2 | |
| _field_sql_storage_query_columnname |
drupal/ |
Field meta condition column callback. | 1 | |
| _field_sql_storage_query_field_conditions |
drupal/ |
Adds field (meta) conditions to the given query objects respecting groupings. | 1 | 1 |
| _field_sql_storage_query_join_entity |
drupal/ |
Adds the base entity table to a field query object. | 2 | |
| _field_sql_storage_revision_tablename |
drupal/ |
Generate a table name for a field revision archive table. | 22 | 2 |
| _field_sql_storage_schema |
drupal/ |
Return the database schema for a field. This may contain one or more tables. Each table will contain the columns relevant for the specified field. Leave the $field's 'columns' and 'indexes' keys empty to get only the base schema. | 6 | |
| _field_sql_storage_tablealias |
drupal/ |
Generates a table alias for a field data table. | 1 |