Documentation & API reference
Functions
Primary tabs
| Name | Location | Description |
Direct uses |
Strings |
|---|---|---|---|---|
| _batch_test_batch_1 |
drupal/ |
Batch 1: repeats a simple operation. | 3 | |
| _batch_test_batch_2 |
drupal/ |
Batch 2: single multistep operation. | 3 | |
| list_allowed_values |
drupal/ |
Returns the array of allowed values for a list field. | 3 | 2 |
| field_sql_storage_field_storage_query |
drupal/ |
Implements hook_field_storage_query(). | 3 | 1 |
| file_download_headers |
drupal/ |
Retrieves headers for a private file download. | 3 | |
| update_helpful_links |
drupal/ |
Provides links to the homepage and administration pages. | 2 | |
| update_extra_requirements |
drupal/ |
Returns and stores extra requirements that apply during the update process. | 2 | |
| unicode_check |
drupal/ |
Wrapper around _unicode_check(). | 2 | |
| _unicode_check |
drupal/ |
Perform checks about Unicode support in PHP, and set the right settings if needed. | 2 | |
| drupal_xml_parser_create |
drupal/ |
Prepares a new XML parser. | 2 | |
| drupal_convert_to_utf8 |
drupal/ |
Converts data to UTF-8. | 2 | |
| mime_header_encode |
drupal/ |
Encodes MIME/HTTP header values that contain incorrectly encoded characters. | 2 | |
| ajax_get_form |
drupal/ |
Gets a form submitted via #ajax during an Ajax callback. | 2 | |
| ajax_prepare_response |
drupal/ |
Converts the return value of a page callback into an Ajax commands array. | 2 | |
| ajax_pre_render_element |
drupal/ |
Adds Ajax information about an element to communicate with JavaScript. | 2 | |
| ajax_command_alert |
drupal/ |
Creates a Drupal Ajax 'alert' command. | 2 | |
| ajax_command_insert |
drupal/ |
Creates a Drupal Ajax 'insert' command using the method in #ajax['method']. | 2 | |
| ajax_command_append |
drupal/ |
Creates a Drupal Ajax 'insert/append' command. | 2 | |
| ajax_command_changed |
drupal/ |
Creates a Drupal Ajax 'changed' command. | 2 | |
| ajax_command_settings |
drupal/ |
Creates a Drupal Ajax 'settings' command. | 2 | |
| image_scale_and_crop |
drupal/ |
Scales an image to the exact width and height given. | 2 | |
| image_rotate |
drupal/ |
Rotates an image by the given number of degrees. | 2 | 1 |
| image_desaturate |
drupal/ |
Converts an image to grayscale. | 2 | 4 |
| drupal_install_system |
drupal/ |
Installs the system module. | 2 | |
| drupal_current_script_url |
drupal/ |
Returns the URL of the current script, with modified query parameters. | 2 | |
| drupal_requirements_url |
drupal/ |
Returns a URL for proceeding to the next page after a requirements problem. | 2 | |
| db_run_tasks |
drupal/ |
Ensures the environment for a Drupal database on a predefined connection. | 2 | |
| update_check_incompatibility |
drupal/ |
Tests the compatibility of a module or theme. | 2 | |
| update_fix_d7_block_deltas |
drupal/ |
A helper function that modules can use to assist with the transformation from numeric block deltas to string block deltas during the 6.x -> 7.x upgrade. | 2 | |
| update_parse_db_url |
drupal/ |
Parse pre-Drupal 7 database connection URLs and return D7 compatible array. | 2 | |
| update_get_d6_session_name |
drupal/ |
Constructs a session name compatible with a D6 environment. | 2 | |
| update_get_update_list |
drupal/ |
Returns a list of all the pending database updates. | 2 | |
| update_retrieve_dependencies |
drupal/ |
Invokes hook_update_dependencies() in all installed modules. | 2 | |
| _password_base64_encode |
drupal/ |
Encodes bytes into printable base 64 using the *nix standard from crypt(). | 2 | |
| _password_enforce_log2_boundaries |
drupal/ |
Ensures that $count_log2 is within set bounds. | 2 | |
| _password_crypt |
drupal/ |
Hash a password using a secure stretched hash. | 2 | |
| user_needs_new_hash |
drupal/ |
Check whether a user's hashed password needs to be replaced with a new hash. | 2 | |
| tablesort_header |
drupal/ |
Formats a column header. | 2 | |
| tablesort_get_query_parameters |
drupal/ |
Composes a URL query parameter array for table sorting links. | 2 | |
| lock_may_be_available |
drupal/ |
Check if lock acquired by a different process may be available. | 2 | |
| pager_find_page |
drupal/ |
Returns the current page being requested for display within a pager. | 2 | |
| pager_default_initialize |
drupal/ |
Initializes a pager for theme('pager'). | 2 | |
| token_scan |
drupal/ |
Builds a list of all token-like patterns that appear in the text. | 2 | |
| _drupal_session_write |
drupal/ |
Writes an entire session to the database (internal use only). | 2 | 1 |
| drupal_session_destroy_uid |
drupal/ |
Ends a specific user's session(s). | 2 | |
| module_hook_info |
drupal/ |
Retrieves a list of hooks that are declared through hook_hook_info(). | 2 | 1 |
| module_implements_write_cache |
drupal/ |
Writes the hook implementation cache. | 2 | |
| _locale_parse_js_file |
drupal/ |
Parses a JavaScript file, extracts strings wrapped in Drupal.t() and Drupal.formatPlural() and inserts them into the database. | 2 | |
| _locale_prepare_predefined_list |
drupal/ |
Prepares the language code list for a select form item with only the unsupported ones | 2 | |
| _locale_batch_build |
drupal/ |
Build a locale batch from an array of files. | 2 |