Name Locationsort descending Description
backdrop_parse_url core/includes/ Parses a system URL string into an associative array suitable for url().
backdrop_encode_path core/includes/ Encodes a Backdrop path for use in a URL.
backdrop_goto core/includes/ Sends the user to a different page.
backdrop_site_offline core/includes/ Delivers a "site is under maintenance" message to the browser.
backdrop_not_found core/includes/ Delivers a "page not found" error to the browser.
backdrop_access_denied core/includes/ Delivers an "access denied" error to the browser.
backdrop_http_request core/includes/ Performs an HTTP request.
_backdrop_parse_response_status core/includes/ Split an HTTP response status line into components.
_backdrop_http_use_proxy core/includes/ Helper function for determining hosts excluded from needing a proxy.
_fix_gpc_magic core/includes/ Strips slashes from a string or array of strings.
_fix_gpc_magic_files core/includes/ Strips slashes from $_FILES items.
fix_gpc_magic core/includes/ Fixes double-escaping caused by "magic quotes" in some PHP installations.
valid_email_address core/includes/ Verifies the syntax of the given email address.
valid_url core/includes/ Verifies the syntax of the given URL.
valid_number_step core/includes/ Verifies that a number is a multiple of a given step.
flood_register_event core/includes/ Registers an event for the current visitor to the flood control mechanism.
flood_clear_event core/includes/ Makes the flood control mechanism forget an event for the current visitor.
flood_is_allowed core/includes/ Checks whether a user is allowed to proceed with the specified event.
tempstore_get core/includes/ Gets an object from the temp store.
tempstore_set core/includes/ Stores an object in the semi-persistent key-value store.
tempstore_clear core/includes/ Removes an object from the semi-persistent key-value store.
tempstore_clear_all core/includes/ Removes an entire group of objects from the semi-persistent key-value store.
backdrop_strip_dangerous_protocols core/includes/ Strips dangerous protocols (e.g. 'javascript:') from a URI.
check_url core/includes/ Strips dangerous protocols from a URI and encodes it for output to HTML.
filter_xss_admin core/includes/ Applies a very permissive XSS/HTML filter for admin-only use.
filter_xss core/includes/ Filters HTML to prevent cross-site-scripting (XSS) vulnerabilities.
_filter_xss_split core/includes/ Processes an HTML tag.
_filter_xss_attributes core/includes/ Processes a string of HTML attributes.
filter_xss_bad_protocol core/includes/ Processes an HTML attribute value and strips dangerous protocols from URLs.
format_rss_channel core/includes/ Formats an RSS channel.
format_rss_item core/includes/ Formats a single RSS item.
format_xml_elements core/includes/ Recursively formats nested XML array elements as a string.
format_plural core/includes/ Formats a string containing a count of items.
parse_size core/includes/ Parses a given byte count.
format_size core/includes/ Generates a string representation for the given byte count.
format_interval core/includes/ Formats a time interval with the requested granularity.
format_date core/includes/ Formats a date, using a date type or a custom date format string.
_format_date_callback core/includes/ Translates a formatted date string.
url core/includes/ Generates an internal or external URL.
url_is_external core/includes/ Returns TRUE if a path is external to Backdrop (e.g.
backdrop_http_header_attributes core/includes/ Formats an attribute string for an HTTP header.
backdrop_attributes core/includes/ Converts an associative array to an XML/HTML tag attribute string.
l core/includes/ Formats an internal or external URL link as an HTML anchor tag.
backdrop_deliver_page core/includes/ Delivers a page callback result to the browser in the appropriate format.
backdrop_deliver_html_page core/includes/ Packages and sends the result of a page callback to the browser as HTML.
backdrop_page_footer core/includes/ Performs end-of-request tasks.
backdrop_exit core/includes/ Performs end-of-request tasks.
backdrop_map_assoc core/includes/ Forms an associative array from a linear array.
backdrop_set_time_limit core/includes/ Attempts to set the PHP maximum execution time.
backdrop_get_path core/includes/ Returns the path to a system item (module, theme, etc.).