root / htmltest / sites / all / modules / honeypot / honeypot.api.php @ a5572547
| 1 | 11987c58 | Florent Torregrosa | <?php
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| 2 | |||
| 3 | /**
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| 4 | * @file
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| 5 | * API Functionality for Honeypot module.
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| 6 | */
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| 7 | |||
| 8 | /**
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| 9 | * @addtogroup hooks
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| 10 | * @{
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| 11 | */
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| 12 | |||
| 13 | /**
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| 14 | * Alter the honeypot protections added to a particular form.
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| 15 | *
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| 16 | * @param array $options
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| 17 | * Protections that will be applied to the form. May be empty, or may include
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| 18 | * 'honeypot' and/or 'time_restriction'.
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| 19 | * @param array $form
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| 20 | * The Form API form to which protections will be added.
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| 21 | */
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| 22 | function hook_honeypot_form_protections_alter(&$options, $form) { |
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| 23 | // Add 'time_restriction' protection to 'mymodule-form' if it's not set.
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| 24 | if ($form['form_id']['#value'] == 'mymodule_form' && !in_array('time_restriction', $options)) { |
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| 25 | $options[] = 'time_restriction'; |
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| 26 | } |
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| 27 | } |
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| 28 | |||
| 29 | /**
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| 30 | * React to an addition of honeypot form protections for a given form_id.
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| 31 | *
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| 32 | * After honeypot has added its protections to a form, this hook will be called.
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| 33 | * You can use this hook to track when and how many times certain protected
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| 34 | * forms are displayed to certain users, or for other tracking purposes.
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| 35 | *
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| 36 | * @param array $options
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| 37 | * Protections that were applied to the form. Includes 'honeypot' and/or
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| 38 | * 'time_restriction'.
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| 39 | * @param array $form
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| 40 | * The Form API form to which protections were added.
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| 41 | */
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| 42 | function hook_honeypot_add_form_protection($options, $form) { |
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| 43 | if ($form['form_id']['#value'] == 'mymodule_form') { |
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| 44 | // Do something...
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| 45 | } |
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| 46 | } |
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| 47 | |||
| 48 | /**
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| 49 | * React to the rejection of a form submission.
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| 50 | *
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| 51 | * When honeypot rejects a form submission, it calls this hook with the form ID,
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| 52 | * the user ID (0 if anonymous) of the user that was disallowed from submitting
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| 53 | * the form, and the reason (type) for the rejection of the form submission.
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| 54 | *
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| 55 | * @param string $form_id
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| 56 | * Form ID of the form the user was disallowed from submitting.
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| 57 | * @param int $uid
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| 58 | * 0 for anonymous users, otherwise the user ID of the user.
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| 59 | * @param string $type
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| 60 | * String indicating the reason the submission was blocked. Allowed values:
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| 61 | * - honeypot: If honeypot field was filled in.
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| 62 | * - honeypot_time: If form was completed before the configured time limit.
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| 63 | */
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| 64 | function hook_honeypot_reject($form_id, $uid, $type) { |
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| 65 | if ($form_id == 'mymodule_form') { |
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| 66 | // Do something...
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| 67 | } |
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| 68 | } |
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| 69 | |||
| 70 | /**
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| 71 | * Add time to the Honeypot time limit.
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| 72 | *
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| 73 | * In certain circumstances (for example, on forms routinely targeted by
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| 74 | * spammers), you may want to add an additional time delay. You can use this
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| 75 | * hook to return additional time (in seconds) to honeypot when it is calculates
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| 76 | * the time limit for a particular form.
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| 77 | *
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| 78 | * @param int $honeypot_time_limit
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| 79 | * The current honeypot time limit (in seconds), to which any additions you
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| 80 | * return will be added.
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| 81 | * @param array $form_values
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| 82 | * Array of form values (may be empty).
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| 83 | * @param int $number
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| 84 | * Number of times the current user has already fallen into the honeypot trap.
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| 85 | *
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| 86 | * @return int
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| 87 | * Additional time to add to the honeypot_time_limit, in seconds (integer).
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| 88 | */
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| 89 | function hook_honeypot_time_limit($honeypot_time_limit, $form_values, $number) { |
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| 90 | $additions = 0; |
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| 91 | // If 'some_interesting_value' is set in your form, add 10 seconds to limit.
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| 92 | if (!empty($form_values['some_interesting_value']) && $form_values['some_interesting_value']) { |
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| 93 | $additions = 10; |
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| 94 | } |
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| 95 | return $additions; |
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| 96 | } |
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| 97 | |||
| 98 | /**
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| 99 | * @} End of "addtogroup hooks".
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| 100 | */ |