Posting via the Front End in WORDPRESS

// Wordpress post from front end

// class this in functions.php
// Posting via the Front End: Inserting

// validation
wp_register_script( 'validation', 'http://ajax.aspnetcdn.com/ajax/jquery.validate/1.9/jquery.validate.min.js', array( 'jquery' ) );
wp_enqueue_script( 'validation' );


function my_post_from_front_end(){

?>
<script type="text/javascript">
jQuery(document).ready(function() {

    jQuery("#primaryPostForm").validate();

});
</script>
<?php
}
add_action('wp_footer','my_post_from_front_end');

/*******************************************************************************************************************************/

//call the below code in your theme directory name as  template-insert-posts.php

<?php /* Template Name: Suggestions */

$postTitleError = '';

if(isset($_POST['submitted']) && isset($_POST['post_nonce_field']) && wp_verify_nonce($_POST['post_nonce_field'], 'post_nonce')) {

    if(trim($_POST['postTitle']) === '') {
        $postTitleError = 'Please enter a title.';
        $hasError = true;
    } else {
        $postTitle = trim($_POST['postTitle']);
    }


    $post_information = array(
        'post_title' => esc_attr(strip_tags($_POST['postTitle'])),
        'post_content' => esc_attr(strip_tags($_POST['postContent'])),
        'meta_input' => array(
            'country' => $_POST['country']
            'city' => $_POST['city'],
        ),
        'post_type' => 'post',
        'post_status' => 'publish' // pending
    );

    $post_id = wp_insert_post($post_information);

    if($post_id)
    {
        wp_redirect(home_url());
        exit;
    }

}

?>

<?php get_header(); ?>


    <!-- #primary BEGIN -->
    <div id="primary">

        <form action="" id="primaryPostForm" method="POST">

            <fieldset>

                <label for="postTitle"><?php _e('Post\'s Title:', 'framework') ?></label>

                <input type="text" name="postTitle" id="postTitle" value="<?php if(isset($_POST['postTitle'])) echo $_POST['postTitle'];?>" class="required" />

            </fieldset>

            <?php if($postTitleError != '') { ?>
                <span class="error"><?php echo $postTitleError; ?></span>
                <div class="clearfix"></div>
            <?php } ?>

            <fieldset>

                <label for="postContent"><?php _e('Post\'s Content:', 'framework') ?></label>

                <textarea name="postContent" id="postContent" rows="8" cols="30"><?php if(isset($_POST['postContent'])) { if(function_exists('stripslashes')) { echo stripslashes($_POST['postContent']); } else { echo $_POST['postContent']; } } ?></textarea>

            </fieldset>

            <fieldset>

                <label for="country"><?php _e('Country:', 'framework') ?></label>

                <input type="text" name="country" id="country" value="<?php if(isset($_POST['country'])) echo $_POST['country'];?>" class="required" />

            </fieldset>


            <fieldset>

                <label for="city"><?php _e('City:', 'framework') ?></label>

                <input type="text" name="city" id="city" value="<?php if(isset($_POST['city'])) echo $_POST['city'];?>" class="required" />

            </fieldset>


            <fieldset>

                <?php wp_nonce_field('post_nonce', 'post_nonce_field'); ?>

                <input type="hidden" name="submitted" id="submitted" value="true" />
                <button type="submit"><?php _e('Add Post', 'framework') ?></button>

            </fieldset>

        </form>

    </div><!-- #primary END -->


<?php get_footer(); ?>

/***********************************************************************************************/
// Displaying Custom Post Meta (meta_input) in WordPress
<?php echo get_post_meta( get_the_ID(), 'country', true ); ?> // here country is custom field name
<?php echo get_post_meta( get_the_ID(), 'country', true ); ?> // here cityis custom field name


// usages guide
// http://wpninjas.com/displaying-custom-post-meta/
// https://developer.wordpress.org/reference/functions/get_post_meta/