<?php
/* Buddypress Humanity 1.2 */

function create_bph_menu() {
    add_submenu_page('bp-general-settings','BP Humanity','BP Humanity','administrator','bph-settings','bph_admin_page');
    add_action('admin_init', 'register_bph_settings');
}
add_action(is_multisite() ? 'network_admin_menu' : 'admin_menu','create_bph_menu');

function register_bph_settings() {
    $input_field_names = array(
    'bph_title',
    'bph_question',
    'bph_answers'
    );
foreach ($input_field_names as $field_name){ register_setting( 'bph_settings', $field_name ); }
}

function bph_admin_page(){
    if(isset($_POST['bph_submit'])){
        foreach((array)$_POST['bph_option'] as $key => $value){
            update_option($key,stripcslashes($value));
        }
    }
    //Set Defaults
    $default_title = "Security Question";
    $default_question = 'What is the sum of 4 and 5. Please spell out the answer ~ Ex: seven';
    $default_answers = 'nine';

    if(get_option('bph_title') == ''){ update_option('bph_title', $default_title); }
    if(get_option('bph_question') == ''){ update_option('bph_question',$default_question); }
    if(get_option('bph_answers') == ''){ update_option('bph_answers',$default_answers); }

    //Variables
    $bph_title = get_option('bph_title');
    $bph_question = get_option('bph_question');
    $bph_answers = get_option('bph_answers');
    ?>

    <div class="wrap">
        <h2>Buddpress Humanity Settings</h2>
        <?php if(isset($_POST['bph_submit'])) : ?>
        <div id="message" class="updated fade">
            <p>
                <?php _e( 'Settings Saved', 'bpt' ) ?>
            </p>
        </div>
        <?php endif; ?>
        <form name="BPHForm" method="post" action="">
            <?php settings_fields('bph_settings'); ?>
            <!-- Title -->
            <p>
                <label style="font-weight:bold;">Title:</label><br />
                <input style="overflow:auto;" name="bph_option[bph_title]" value="<?php echo $bph_title ?>"/><br />
                <span class="help">Enter a title for your security question</span>
            </p>
            <!-- Question -->
            <p>
                <label style="font-weight:bold;">Question:</label><br />
                <textarea style="overflow:auto;" name="bph_option[bph_question]" cols="72" rows="2"><?php echo $bph_question ?></textarea><br />
                <span>Enter your question here</span>
            </p>
            <!-- Answers -->
            <p>
                <label style="font-weight:bold;">Answers:</label><br />
                <textarea style="overflow:auto;" name="bph_option[bph_answers]" cols="72" rows="2"><?php echo $bph_answers ?></textarea><br />
                <span>Enter answers as a comma separated list</span>
            </p>
            <p>
                <input name="bph_submit" type="submit" class="button-primary" value="<?php _e('Save Changes') ?>" />
            </p>
        </form>
    </div><!--/.wrap-->
<?php
}

function bph_field_value(){
    echo get_bph_field_value();
}
function get_bph_field_value(){
    return apply_filters( 'get_bph_field_value', $_POST['bph_field'] );
}

function bph_check_validation(){
    if (defined('SITE_ID_CURRENT_SITE')) switch_to_blog(SITE_ID_CURRENT_SITE);
    global $bp;
    $bph_field_raw = $_POST['bph_field'];
    $bph_field_txt = strtolower($bph_field_raw);
    echo 'TXT=|'.$bph_field_txt.'|<br>';
    $answer_match = false;
    $answer_cs_list_raw = get_option('bph_answers');
    $answer_cs_list = strtolower($answer_cs_list_raw);
    echo 'LIST=|'.$answer_cs_list.'|<br>';
    $accepted_answers = explode(',', $answer_cs_list);
    echo "<PRE>"; print_r($accepted_answers); echo "</PRE>";

    foreach ($accepted_answers as $answer){
        echo '|'.$answer.'|vs|'.$bph_field_txt.'|';
        if ($answer == $bph_field_txt){
            $answer_match = true;
        }
    }
    if($answer_match == false){
        $bp->signup->errors['bph_field'] = __('Sorry, please answer the question again','buddypress');
    }

    if (empty($bph_field_txt) || $bph_field_txt == '') {
        $bp->signup->errors['bph_field'] = __('This is a required field','buddypress');
    }
    if (defined('SITE_ID_CURRENT_SITE')) restore_current_blog();
    return;
}
function bph_show_input_field(){
    if (defined('SITE_ID_CURRENT_SITE')) switch_to_blog(SITE_ID_CURRENT_SITE);
?>
<div style="float:left;clear:left;width:48%;margin:12px 0;" class="bph_container">
    <h4><?php echo get_option('bph_title')?></h4>
    <p style="font-size:14px"><?php echo get_option('bph_question')?></p>
    <?php do_action('bp_bph_field_errors') ?>
    <input type="text" name="bph_field" id="bph_field" value="<?php bph_field_value() ?>" />
    <br />
</div><?php
    if (defined('SITE_ID_CURRENT_SITE')) restore_current_blog();
}

add_action('bp_signup_validate', 'bph_check_validation');
add_action('bp_after_signup_profile_fields', 'bph_show_input_field');
?>