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✏️ Editing: snippet-add.php

<?php
if ( ! defined( 'ABSPATH' ) )
    exit;

global $wpdb;
$_POST = stripslashes_deep($_POST);
$_POST = xyz_trim_deep($_POST);
if(isset($_POST) && isset($_POST['addSubmit'])){
    if (! isset( $_REQUEST['_wpnonce'] ) || ! wp_verify_nonce($_REQUEST['_wpnonce'],'ips-padd_')){
        wp_nonce_ays( 'ips-padd_' );
        exit;
    }

$temp_xyz_ips_title = str_replace(' ', '', $_POST['snippetTitle']);
    $temp_xyz_ips_title = str_replace('-', '', $temp_xyz_ips_title);
    $xyz_ips_title = str_replace(' ', '-', $_POST['snippetTitle']);
    $xyz_ips_content = $_POST['snippetContent'];

if($xyz_ips_title != "" && $xyz_ips_content != ""){
        if(ctype_alnum($temp_xyz_ips_title)){
            $snippet_count = $wpdb->query($wpdb->prepare( 'SELECT * FROM '.$wpdb->prefix.'xyz_ips_short_code WHERE title=%s',$xyz_ips_title) ) ;
            if($snippet_count == 0){

if(get_option('xyz_ips_auto_insert')==1){
                  $xyz_ips_content_start='<?php';
                  $new_line="\r\n";
                  $xyz_ips_content_end='?>';
    
                  if (stripos($xyz_ips_content, '<?php') !== false)
                      $tag_start_position=stripos($xyz_ips_content,'<?php');
                  else
                      $tag_start_position="-1";
    
                  if (stripos($xyz_ips_content, '?>') !== false)
                      $tag_end_position=stripos($xyz_ips_content,'?>');
                  else
                      $tag_end_position="-1";
    
                if(stripos($xyz_ips_content, '<?php') === false && stripos($xyz_ips_content, '?>') === false){
                  $xyz_ips_content=$xyz_ips_content_start.$new_line.$xyz_ips_content;
                  }
                  else if(stripos($xyz_ips_content, '<?php') !== false){
                      if($tag_start_position>=0 && $tag_end_position>=0 && $tag_start_position>$tag_end_position){
                          $xyz_ips_content=$xyz_ips_content_start.$new_line.$xyz_ips_content;
                      }
                  }
                  else if(stripos($xyz_ips_content, '<?php') === false){
                      if (stripos($xyz_ips_content, '?>') !== false){
                          $xyz_ips_content=$xyz_ips_content_start.$new_line.$xyz_ips_content;
                      }
                  }
              }

$xyz_shortCode = '[xyz-ips snippet="'.$xyz_ips_title.'"]';
                $wpdb->insert($wpdb->prefix.'xyz_ips_short_code', array('title' =>$xyz_ips_title,'content'=>$xyz_ips_content,'short_code'=>$xyz_shortCode,'status'=>'1'),array('%s','%s','%s','%d'));
                header("Location:".admin_url('admin.php?page=insert-php-code-snippet-manage&xyz_ips_msg=1'));
            }
            else{
?>
<div class="xyz_system_notice_area_style0" id="xyz_system_notice_area">
    PHP Snippet already exists. &nbsp;&nbsp;&nbsp;
    <span id="xyz_system_notice_area_dismiss">Dismiss</span>
</div>
<?php
            }
        }
        else{
?>
<div class="xyz_system_notice_area_style0" id="xyz_system_notice_area">
    PHP Snippet title can have only alphabets,numbers or hyphen. &nbsp;&nbsp;&nbsp;
    <span id="xyz_system_notice_area_dismiss">Dismiss</span>
</div>
<?php
        }
    }else{
?>
<div class="xyz_system_notice_area_style0" id="xyz_system_notice_area">
    Fill all mandatory fields. &nbsp;&nbsp;&nbsp;
    <span id="xyz_system_notice_area_dismiss">Dismiss</span>
</div>
<?php
    }
}
?>
<div >
    <fieldset
    style="width: 99%; border: 1px solid #F7F7F7; padding: 10px 0px;">
        <legend>
            <b>
                Add PHP Snippet
            </b>
        </legend>
        <form name="frmmainForm" id="frmmainForm" method="post">
            <?php wp_nonce_field('ips-padd_'); ?>
            <div>
                <table
                style="width: 99%; background-color: #F9F9F9; border: 1px solid #E4E4E4; border-width: 1px;margin: 0 auto">
                    <tr>
                        <td>
                            <br/>
                            <div id="shortCode">
                            </div>
                            <br/>
                        </td>
                    </tr>
                    <tr valign="top">
                        <td style="border-bottom: none;width:20%;">
                            &nbsp;&nbsp;&nbsp;Tracking Name&nbsp;
                            <font color="red">
                                *
                            </font>
                        </td>
                        <td style="border-bottom: none;width:1px;">
                            &nbsp;:&nbsp;
                        </td>
                        <td>
                            <input style="width:80%;"
                            type="text" name="snippetTitle" id="snippetTitle"
                            value="<?php if(isset($_POST['snippetTitle'])){ echo esc_attr($_POST['snippetTitle']);}?>">
                        </td>
                    </tr>
                    <tr>

<td style="border-bottom: none;width:20%;">
                                                <?php
                        if(get_option('xyz_ips_auto_insert')==1){
                          ?>
                            &nbsp;&nbsp;&nbsp;PHP code
                        <?php
                          }
                          else{
                        ?>
                          &nbsp;&nbsp;&nbsp;PHP code (without &lt;?php ?&gt;)&nbsp;
                        <?php    
                          }
                        ?>
                            <font color="red">
                                *
                            </font>
                        </td>
                
                        <td style="border-bottom: none;width:1px;">
                            &nbsp;:&nbsp;
                        </td>
                        <td >
                            <textarea name="snippetContent" style="width:80%;height:150px;"><?php if(isset($_POST['snippetContent'])){ echo esc_textarea($_POST['snippetContent']);}?></textarea>
                        </td>
                    </tr>
                    <tr>
                        <td>
                        </td>
                        <td>
                        </td>
                        <td>
                            <input class="button-primary" style="cursor: pointer;"
                            type="submit" name="addSubmit" value="Create">
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <br/>
                        </td>
                    </tr>
                </table>
            </div>
        </form>
    </fieldset>
</div>

MR SKB