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captcha.module
Version
1.42.2.40 (checked in on 2007/12/03 at 01:16:42 by robloach)
Description
This module enables basic CAPTCHA functionality: adminstrators can add a CAPTCHA to desired forms that users without the 'skip CAPTCHA' permission (typically anonymous visitors) have to solve.
Constants
Name | Description |
|---|---|
| CAPTCHA_PERSISTENCE_SHOW_ALWAYS | |
| CAPTCHA_PERSISTENCE_SKIP_ONCE_SUCCESSFUL | |
| CAPTCHA_PERSISTENCE_SKIP_ONCE_SUCCESSFUL_PER_FORM | |
| CAPTCHA_UNSOLVED_CHALLENGES_MAX |
Functions
| Name | Description |
|---|---|
| captcha_admin | General CAPTCHA settings handler. Main entry point for CAPTCHA management. |
| captcha_admin_settings | Form builder function for the general CAPTCHA configuration |
| captcha_admin_settings_submit | Submission function for captcha_admin_settings form |
| captcha_captcha | Default implementation of hook_captcha |
| captcha_captcha_point_settings_form | form generating function for CAPTCHA point settings |
| captcha_captcha_point_settings_form_submit | submit function for captcha_captcha_point_settings_form |
| captcha_examples | Funtion for generating a page with CAPTCHA examples If the arguments $module and $challenge are not set, generate a list with examples of the available CAPTCHA types. If $module and $challenge are set, generate 10 examples of the concerning CAPTCHA. |
| captcha_form_alter | Implementation of hook_form_alter(). |
| captcha_help | Implementation of hook_help(). |
| captcha_menu | Implementation of hook_menu(). |
| captcha_perm | Implementation of hook_perm(). |
| captcha_pre_render | Implementation of form #pre_render. |
| captcha_pre_render_place_captcha | Pre_render function to place the CAPTCHA form element just above the last submit button |
| captcha_requirements | Implementation of hook_requirements(). |
| captcha_validate | Implementation of form #validate. |
| theme_captcha_admin_settings_captcha_points | Custom theme function for a table of (form_id -> CAPTCHA type) settings |
| _captcha_available_challenge_types | Return an array with the available CAPTCHA types, for use as options array for a select form elements. The array is an associative array mapping "$module/$type" to "$module/$type" with $module the module name implementing the... |
| _captcha_get_description | Get the description which appears above the CAPTCHA in forms. If the locale module is enabled, an optional language code can be given |
| _captcha_persistence_skip | Helper function for checking if the CAPTCHA for the given form_id should be skipped because of CAPTCHA persistence. |