File: wp-includes/pluggable.php
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functioncheck_admin_referer()
Ensures intent by verifying that a user was referred from another admin page with the correct security nonce.
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Filters whether the logged in cookie should only be sent over HTTPS.
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Fires once the admin request has been validated or not.
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hookset_auth_cookie
Fires immediately before the authentication cookie is set.
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functioncheck_ajax_referer()
Verifies the Ajax request to prevent processing requests external of the blog.
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Fires immediately before the logged-in authentication cookie is set.
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functionwp_clear_auth_cookie()
Removes all of the cookies associated with authentication.
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Fires just before the authentication cookies are cleared.
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functionis_user_logged_in()
Determines whether the current visitor is a logged in user.
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hookauth_cookie
Filters the authentication cookie.
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functionauth_redirect()
Checks if a user is logged in, if not it redirects them to the login page.
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functionwp_parse_auth_cookie()
Parses a cookie into its components.
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Filters whether to use a secure authentication redirect.
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functionwp_set_auth_cookie()
Sets the authentication cookies based on user ID.
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Filters the authentication redirect scheme.
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Filters the duration of the authentication cookie expiration period.
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hookauth_redirect
Fires before the authentication redirect.
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hookwp_mail_from
Filters the email address to send from.
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Fires if an authentication cookie is malformed.
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Filters the name to associate with the “from” email address.
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Fires once an authentication cookie has expired.
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Filters the wp_mail() content type.
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Fires if a bad username is entered in the user authentication process.
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hookwp_mail_charset
Filters the default wp_mail() charset.
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Fires if a bad authentication cookie hash is encountered.
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hookphpmailer_init
Fires after PHPMailer is initialized.
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Fires once an authentication cookie has been validated.
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functionwp_authenticate()
Authenticates a user, confirming the login credentials are valid.
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functionwp_generate_auth_cookie()
Generates authentication cookie contents.
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hookauthenticate
Filters whether a set of user login credentials are valid.