Documentation & API reference
Functions
Primary tabs
| Name |
Location |
Description | Direct uses | Strings |
|---|---|---|---|---|
| drupal_add_region_content |
drupal/ |
Adds content to a specified region. | 5 | |
| drupal_get_region_content |
drupal/ |
Gets assigned content for a given region. | 3 | |
| drupal_get_profile |
drupal/ |
Gets the name of the currently active installation profile. | 15 | |
| drupal_set_breadcrumb |
drupal/ |
Sets the breadcrumb trail for the current page. | 8 | |
| drupal_get_breadcrumb |
drupal/ |
Gets the breadcrumb trail for the current page. | 1 | |
| drupal_get_rdf_namespaces |
drupal/ |
Returns a string containing RDF namespace declarations for use in XML and XHTML output. | 1 | |
| drupal_add_html_head |
drupal/ |
Adds output to the HEAD tag of the HTML page. | 7 | |
| _drupal_default_html_head |
drupal/ |
Returns elements that are always displayed in the HEAD tag of the HTML page. | 1 | |
| drupal_get_html_head |
drupal/ |
Retrieves output to be displayed in the HEAD tag of the HTML page. | 4 | |
| drupal_add_feed |
drupal/ |
Adds a feed URL for the current page. | 9 | |
| drupal_get_feeds |
drupal/ |
Gets the feed URLs for the current page. | 1 | |
| drupal_get_query_parameters |
drupal/ |
Processes a URL query parameter array to remove unwanted elements. | 12 | |
| drupal_get_query_array |
drupal/ |
Splits a URL-encoded query string into an array. | 4 | |
| drupal_http_build_query |
drupal/ |
Parses an array into a valid, rawurlencoded query string. | 9 | |
| drupal_get_destination |
drupal/ |
Prepares a 'destination' URL query parameter for use with drupal_goto(). | 29 | |
| drupal_parse_url |
drupal/ |
Parses a URL string into its path, query, and fragment components. | 6 | |
| drupal_encode_path |
drupal/ |
Encodes a Drupal path for use in a URL. | 3 | |
| drupal_goto |
drupal/ |
Sends the user to a different page. | 45 | 4 |
| drupal_site_offline |
drupal/ |
Delivers a "site is under maintenance" message to the browser. | ||
| drupal_not_found |
drupal/ |
Delivers a "page not found" error to the browser. | 10 | |
| drupal_access_denied |
drupal/ |
Delivers an "access denied" error to the browser. | 7 | |
| drupal_http_request |
drupal/ |
Performs an HTTP request. | 16 | |
| _drupal_http_use_proxy |
drupal/ |
Helper function for determining hosts excluded from needing a proxy. | 1 | |
| _fix_gpc_magic |
drupal/ |
Strips slashes from a string or array of strings. | 1 | |
| _fix_gpc_magic_files |
drupal/ |
Strips slashes from $_FILES items. | 1 | |
| fix_gpc_magic |
drupal/ |
Fixes double-escaping caused by "magic quotes" in some PHP installations. | 1 | |
| valid_email_address |
drupal/ |
Verifies the syntax of the given e-mail address. | 8 | |
| valid_url |
drupal/ |
Verifies the syntax of the given URL. | 11 | |
| flood_register_event |
drupal/ |
Registers an event for the current visitor to the flood control mechanism. | 4 | |
| flood_clear_event |
drupal/ |
Makes the flood control mechanism forget an event for the current visitor. | 1 | |
| flood_is_allowed |
drupal/ |
Checks whether a user is allowed to proceed with the specified event. | 4 | |
| drupal_strip_dangerous_protocols |
drupal/ |
Strips dangerous protocols (e.g. 'javascript:') from a URI. | 7 | |
| check_url |
drupal/ |
Strips dangerous protocols from a URI and encodes it for output to HTML. | 17 | |
| filter_xss_admin |
drupal/ |
Applies a very permissive XSS/HTML filter for admin-only use. | 23 | 1 |
| filter_xss |
drupal/ |
Filters HTML to prevent cross-site-scripting (XSS) vulnerabilities. | 24 | |
| _filter_xss_split |
drupal/ |
Processes an HTML tag. | 1 | 1 |
| _filter_xss_attributes |
drupal/ |
Processes a string of HTML attributes. | 1 | |
| filter_xss_bad_protocol |
drupal/ |
Processes an HTML attribute value and strips dangerous protocols from URLs. | 1 | |
| format_rss_channel |
drupal/ |
Formats an RSS channel. | 2 | |
| format_rss_item |
drupal/ |
Formats a single RSS item. | 2 | |
| format_xml_elements |
drupal/ |
Formats XML elements. | 4 | |
| format_plural |
drupal/ |
Formats a string containing a count of items. | 51 | |
| parse_size |
drupal/ |
Parses a given byte count. | 7 | |
| format_size |
drupal/ |
Generates a string representation for the given byte count. | 18 | |
| format_interval |
drupal/ |
Formats a time interval with the requested granularity. | 30 | 8 |
| format_date |
drupal/ |
Formats a date, using a date type or a custom date format string. | 56 | |
| date_iso8601 |
drupal/ |
Returns an ISO8601 formatted date based on the given date. | 5 | |
| _format_date_callback |
drupal/ |
Translates a formatted date string. | 1 | 1 |
| format_username |
drupal/ |
Format a username. | 31 | 1 |
| url |
drupal/ |
Generates an internal or external URL. | 303 | 14 |