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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 1220 | * |
| 1221 | * @param string $email_text Text in the email. |
| 1222 | * @param array $new_admin_email { |
| 1223 | * Data relating to the new site admin email address. |
| 1224 | * |
| 1225 | * @type string $hash The secure hash used in the confirmation link URL. |
| 1226 | * @type string $newemail The proposed new site admin email address. |
| 1227 | * } |
| 1228 | */ |
| 1229 | $content = apply_filters( 'new_admin_email_content', $email_text, $new_admin_email ); |
| 1230 | |
| 1231 | $current_user = wp_get_current_user(); |
| 1232 | $content = str_replace( '###USERNAME###', $current_user->user_login, $content ); |
| 1233 | $content = str_replace( '###ADMIN_URL###', esc_url( self_admin_url( 'options.php?adminhash=' . $hash ) ), $content ); |
| 1234 | $content = str_replace( '###EMAIL###', $value, $content ); |
| 1235 | $content = str_replace( '###SITENAME###', wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ), $content ); |
| 1236 | $content = str_replace( '###SITEURL###', home_url(), $content ); |
| 1237 | |
| 1238 | wp_mail( $value, sprintf( __( '[%s] New Admin Email Address' ), wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ) ), $content ); |