From 083daccecbc2c4b60f8726d39c337e38836e15a7 Mon Sep 17 00:00:00 2001 From: alyx Date: Sat, 1 Jun 2024 12:13:48 -0400 Subject: add message length caps --- visitors.php | 25 ++++++++++++++++++++----- 1 file changed, 20 insertions(+), 5 deletions(-) (limited to 'visitors.php') diff --git a/visitors.php b/visitors.php index 850cefb..b4648ca 100644 --- a/visitors.php +++ b/visitors.php @@ -135,6 +135,12 @@ $config['message_rows'] = 5; $config['message_cols'] = 60; +// Message length limit: int +// +// Caps the length of the message. + +$config['message_length'] = 2048; + // Form prompt: string // // Text for a header above the form @@ -525,6 +531,15 @@ function cleanup_post() { } $_POST['name'] = htmlentities($_POST['name']); $_POST['message'] = htmlentities($_POST['message']); + + if (mb_strlen($_POST['name']) > 128) + return 'Name too long!'; + if (mb_strlen($_POST['message']) > $config['message_length']) + return 'Message too long!'; + if (mb_strlen($_POST['website']) > 2048) + return 'Website too long!'; + if (mb_strlen($_POST['email']) > 2048) + return 'Email too long!'; } $form_error; @@ -592,20 +607,20 @@ function render_form() {
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