View difference between Paste ID: j1anH8Gj and

-
+<?php
 /**
  * Template Name: Post Insert
  *
  * A custom page template that allows users to submit a post from the front end.
  * Based on the Twenty Ten page template.
  * The "Template Name:" bit above allows this to be selectable
  * from a dropdown menu on the edit page screen.
  *
  * @author iCosmin (http://icosmin.com)
  * @package WordPress
  * @subpackage Twenty_Ten
  * @since Twenty Ten 1.0
  */
 
 get_header(); ?>
 
 		<div id="container" class="one-column">
 			<div id="content" role="main">
 
             <?php
 
 			    global $wpdb;
 				global $post;
 				$title = $_POST['title']; // get the inputted title
 				$content = $_POST['content']; // get the inputted content
 				$categorie = $_POST['cat'];  // get the category selected by user
 				$zombies = $_POST['zombies'];
 				# run a query to check for a post containing the data that our user is about to submit
 				# store results in $verifica
 				$sql = "
 				SELECT wposts.*
 				FROM $wpdb->posts wposts
 					LEFT JOIN $wpdb->postmeta wpostmeta ON wposts.ID = wpostmeta.post_id
 					LEFT JOIN $wpdb->term_relationships ON (wposts.ID = $wpdb->term_relationships.object_id)
 					LEFT JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id)
 				WHERE wposts.post_status = 'publish'
 				    AND wposts.post_title = '$title'
 					AND wposts.post_content = '$content'
 					AND wpostmeta.meta_key = 'Zombies'
 					AND wpostmeta.meta_value = '$zombies'
 					AND $wpdb->term_taxonomy.taxonomy = 'category'
 					AND $wpdb->term_taxonomy.term_id IN($categorie)";
 				$verifica = $wpdb->get_results($sql);
 
 				  if( 'POST' == $_SERVER['REQUEST_METHOD'] ) { // if form has been submitted
 
 				  # some validation
 					  if(empty($title)) {
 						echo "Please give your post a title<br />";
 					  }
 					  if (empty($content)){
 						echo "Please write your post's content<br />";
 					  }
 					  if ($categorie == -1){
 						   echo "Please assign a category to your post.<br />";
 					  }
 					  if (empty($zombies)) {
 						    echo "Please input any number of Zombies";
 					  }
 					  # if there are no similar posts ($verifica is empty) and user filled in the fields, insert post
 					  # also, redirect to the homepage to make sure we don't get 404-ed
 					  if (empty($verifica) && !empty($title) && !empty($content) && $categorie != -1) {
 				        $my_post = array(
 					     'post_title' => $title,
 					     'post_content' => $content,
 					     'post_status' => 'draft',
 					     'post_author' => 1,
 					     'post_category' => array($categorie),
 				          );
 
 					$my_post = wp_insert_post($my_post);
 					add_post_meta($my_post, 'Zombies', $zombies);
 					wp_redirect( home_url() );
 					  }
 
 					  # if $verifica is not empty, then we don't insert the post and we display a message
 					  else if( !empty($verifica) ) { echo "You are trying to submit the same post twice! Be nice.";  }
 				  }
 			?>
             <hr>
             <form action="" method="post" name="myForm">
                 <p><label for="title">Title</label>
                 <input type="text" name="title" id="title">
                 </p>
                 <p>
                 <?php wp_dropdown_categories( 'show_option_none=Please choose a category&tab_index=4&taxonomy=category&hide_empty=0' ); ?>
                 </p>
                 <p>
                 <label for="zombies">Zombies <small>(number; adds a custom field named 'Zombies' with the value you specify)</small></label>
                 <input type="text" name="zombies" id="zombies">
                 </p>
                 <p>
                 <label for="content">Post Content</label>
                 <textarea name="content" id="content" cols="30" rows="10"></textarea>
                 </p>
                 <input type="submit" value="Insert post">
 <?php wp_nonce_field( 'myForm' ); ?>
 
             </form>
 
             <hr>
 
 			</div><!-- #content -->
 		</div><!-- #container -->
 
 <?php get_footer(); ?>