itflow/agent/modals/client/client_bulk_email.php

<?php

require_once '../../../includes/modal_header.php';

$client_ids = array_map('intval', $_GET['client_ids'] ?? []);

$count = count($client_ids);

ob_start();

?>

<div class="modal-header bg-dark">
    <h5 class="modal-title"><i class="fa fa-fw fa-envelope-open mr-2"></i>Send Emails to <strong><?= $count ?></strong> Client(s)</h5>
    <button type="button" class="close text-white" data-dismiss="modal">
        <span>&times;</span>
    </button>
</div>

<form action="post.php" method="post" autocomplete="off">
    <input type="hidden" name="csrf_token" value="<?= $_SESSION['csrf_token'] ?>">
    <?php foreach ($client_ids as $client_id) { ?><input type="hidden" name="client_ids[]" value="<?= $client_id ?>"><?php } ?>

    <div class="modal-body">

        <label>From Email / <span class="text-secondary">Display Name</span></label>
        <div class="form-row">

            <div class="form-group col-sm-6">
                <select type="text" class="form-control select2" name="mail_from">
                    <option value="<?php echo nullable_htmlentities($config_mail_from_email); ?>">
                        <?php echo nullable_htmlentities("$config_mail_from_name - $config_mail_from_email"); ?></option>
                    <option value="<?php echo nullable_htmlentities($config_invoice_from_email); ?>">
                        <?php echo nullable_htmlentities("$config_invoice_from_name - $config_invoice_from_email"); ?></option>
                    <option value="<?php echo nullable_htmlentities($config_quote_from_email); ?>">
                        <?php echo nullable_htmlentities("$config_quote_from_name - $config_quote_from_email"); ?></option>
                    <option value="<?php echo nullable_htmlentities($config_ticket_from_email); ?>">
                        <?php echo nullable_htmlentities("$config_ticket_from_name - $config_ticket_from_email"); ?></option>
                </select>
            </div>

            <div class="form-group col-sm-6">
                <input type="text" class="form-control" name="mail_from_name" placeholder="From Name" maxlength="255"
                    value="<?php echo nullable_htmlentities($config_mail_from_name); ?>">
            </div>
        </div>

        <label>Recipients</label>
        <div class="form-row">

            <div class="col-md-3">
                <div class="form-group">
                    <div class="custom-control custom-checkbox">
                        <input type="checkbox" class="custom-control-input" id="contactPrimaryCheckbox" name="primary_contacts" value="1">
                        <label class="custom-control-label" for="contactPrimaryCheckbox">Primary Contacts</label>
                    </div>
                </div>
            </div>
            <div class="col-md-3">
                <div class="form-group">
                    <div class="custom-control custom-checkbox">
                        <input type="checkbox" class="custom-control-input" id="contactImportantCheckbox" name="important_contacts" value="1">
                        <label class="custom-control-label" for="contactImportantCheckbox">Important Contacts</label>
                    </div>
                </div>
            </div>
            <div class="col-md-3">
                <div class="form-group">
                    <div class="custom-control custom-checkbox">
                        <input type="checkbox" class="custom-control-input" id="contactBillingCheckbox" name="billing_contacts" value="1">
                        <label class="custom-control-label" for="contactBillingCheckbox">Billing Contacts</label>
                    </div>
                </div>
            </div>
            <div class="col-md-3">
                <div class="form-group">
                    <div class="custom-control custom-checkbox">
                        <input type="checkbox" class="custom-control-input" id="contactTechnicalCheckbox" name="technical_contacts" value="1">
                        <label class="custom-control-label" for="contactTechnicalCheckbox">Technical Contacts</label>
                    </div>
                </div>
            </div>

        </div>

        <div class="form-group">
            <input type="text" class="form-control" name="subject" placeholder="Subject" maxlength="255">
        </div>

        <div class="form-group">
            <textarea class="form-control tinymce" name="body"
                placeholder="Type an email in here"></textarea>
        </div>

        <div class="form-group">
            <div class="input-group">
                <div class="input-group-prepend">
                    <span class="input-group-text"><i class="fa fa-fw fa-calendar"></i></span>
                </div>
                <input type="datetime-local" class="form-control" name="queued_at">
            </div>
        </div>

    </div>

    <div class="modal-footer">
        <button type="submit" name="bulk_send_client_email" class="btn btn-primary text-bold"><i class="fas fa-paper-plane mr-2"></i>Send</button>
        <button type="button" class="btn btn-light" data-dismiss="modal"><i class="fa fa-times mr-2"></i>Cancel</button>
    </div>
</form>

<?php
require_once '../../../includes/modal_footer.php';