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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 |
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72 | ###SITEURL###" |
73 | ); |
74 | /** |
75 | * Filters the email content sent when a site in a Multisite network is deleted. |
76 | * |
77 | * @since 3.0.0 |
78 | * |
79 | * @param string $content The email content that will be sent to the user who deleted a site in a Multisite network. |
80 | */ |
81 | $content = apply_filters( 'delete_site_email_content', $content ); |
82 |
|
83 | $content = str_replace( '###USERNAME###', $user->user_login, $content ); |
84 | $content = str_replace( '###URL_DELETE###', $url_delete, $content ); |
85 | $content = str_replace( '###SITENAME###', get_network()->site_name, $content ); |
86 | $content = str_replace( '###SITEURL###', network_home_url(), $content ); |
87 |
|
88 | wp_mail( |
89 | get_option( 'admin_email' ), |
90 | sprintf( |