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Title Object type File name Summary
drupal_is_denied function includes/bootstrap.inc Checks to see if an IP address has been blocked.
drupal_is_front_page function includes/path.inc Check if the current page is the front page.
drupal_is_https function includes/bootstrap.inc Checks whether an HTTPS request is being served.
drupal_json_decode function includes/common.inc Converts an HTML-safe JSON string into its PHP equivalent.
drupal_json_encode function includes/common.inc Converts a PHP variable into its JavaScript equivalent.
drupal_json_encode_helper function includes/json-encode.inc Encodes a PHP variable to HTML-safe JSON for PHP versions below 5.3.0.
drupal_json_output function includes/common.inc Returns data in JSON format.
drupal_js_defaults function includes/common.inc Constructs an array of the defaults that are used for JavaScript items.
DRUPAL_KILOBYTE constant includes/bootstrap.inc The number of bytes in a kilobyte.
drupal_language_initialize function includes/bootstrap.inc Initializes all the defined language types.
drupal_language_types function includes/bootstrap.inc Returns a list of the built-in language types.
drupal_load function includes/bootstrap.inc Includes a file with the provided type and name.
drupal_load_stylesheet function includes/common.inc Loads the stylesheet and resolves all @import commands.
drupal_load_stylesheet_content function includes/common.inc Processes the contents of a stylesheet for aggregation.
drupal_load_updates function includes/install.inc Loads .install files for installed modules to initialize the update system.
drupal_lookup_path function includes/path.inc Given an alias, return its Drupal system URL if one exists. Given a Drupal
system URL return one of its aliases if such a one exists. Otherwise,
return FALSE.
drupal_mail function includes/mail.inc Composes and optionally sends an e-mail message.
drupal_mail_format_display_name function includes/mail.inc Return a RFC-2822 compliant "display-name" component.
drupal_mail_system function includes/mail.inc Returns an object that implements the MailSystemInterface interface.
drupal_maintenance_theme function includes/bootstrap.inc Enables use of the theme system without requiring database access.
drupal_map_assoc function includes/common.inc Forms an associative array from a linear array.
drupal_match_path function includes/path.inc Check if a path matches any pattern in a set of patterns.
DRUPAL_MAXIMUM_TEMP_FILE_AGE constant modules/system/system.module Maximum age of temporary files in seconds.
DRUPAL_MAX_HASH_COUNT constant includes/password.inc The maximum allowed log2 number of iterations for password stretching.
DRUPAL_MINIMUM_PHP constant includes/bootstrap.inc Minimum supported version of PHP.
DRUPAL_MINIMUM_PHP_MEMORY_LIMIT constant includes/bootstrap.inc Minimum recommended value of PHP memory_limit.
DRUPAL_MIN_HASH_COUNT constant includes/password.inc The minimum allowed log2 number of iterations for password stretching.
drupal_mkdir function includes/file.inc Creates a directory, optionally creating missing components in the path to
the directory.
drupal_move_uploaded_file function includes/file.inc Moves an uploaded file to a new location.
drupal_multilingual function includes/bootstrap.inc Returns TRUE if there is more than one language enabled.
drupal_not_found function includes/common.inc Delivers a "page not found" error to the browser.
DRUPAL_NO_CACHE constant includes/common.inc The block should not get cached.
DRUPAL_OPTIONAL constant modules/system/system.module Optional option on forms and settings
drupal_override_server_variables function includes/bootstrap.inc Sets appropriate server variables needed for command line scripts to work.
drupal_page_footer function includes/common.inc Performs end-of-request tasks.
drupal_page_get_cache function includes/bootstrap.inc Retrieves the current page from the cache.
drupal_page_header function includes/bootstrap.inc Sets HTTP headers in preparation for a page response.
drupal_page_is_cacheable function includes/bootstrap.inc Determines the cacheability of the current page.
drupal_page_set_cache function includes/common.inc Stores the current page in the cache.
drupal_parse_dependency function includes/common.inc Parses a dependency for comparison by drupal_check_incompatibility().
drupal_parse_info_file function includes/common.inc Parses Drupal module and theme .info files.
drupal_parse_info_format function includes/common.inc Parses data in Drupal's .info format.
drupal_parse_url function includes/common.inc Parses a URL string into its path, query, and fragment components.
drupal_path_alias_whitelist_rebuild function includes/path.inc Rebuild the path alias white list.
drupal_path_initialize function includes/path.inc Initialize the $_GET['q'] variable to the proper normal path.
DRUPAL_PHP_FUNCTION_PATTERN constant includes/bootstrap.inc Regular expression to match PHP function names.
drupal_placeholder function includes/bootstrap.inc Formats text for emphasized display in a placeholder inside a sentence.
drupal_prepare_form function includes/form.inc Prepares a structured form array.
drupal_pre_render_conditional_comments function includes/common.inc #pre_render callback to render #browsers into #prefix and #suffix.
drupal_pre_render_link function includes/common.inc #pre_render callback to render a link into #markup.

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