Image Uploader for Custom Taxonomies

function.php

<?php
//Add a Image Uploader for each taxonomy

// Add term page
function rtp_news_image_add($tag) {
  // this will add the custom meta field to the add new term page
    $get_img = get_option( "custom_marketimg_id_$tag->term_id" );	?>
    <table class="form-table">
             <tr class="form-field">
                <th>
                    <label for="news-category-image"><?php _e( 'Upload Image', 'rtPanel' ); ?></label>
                </th>
                <td>
                    <input type="button" value="<?php _e( "Upload Image for $tag->name", 'rtPanel' ); ?>" class="button button-primary" id="news-category-image" style="width: 200px;"/>
                    <input type="hidden"  name="image_id_<?php echo $tag->term_id; ?>" id="image_id" value="<?php if( isset( $get_img ) ) echo $get_img; ?>" />
                </td>
            </tr>
            <?php if(isset($get_img)){ ?>
            <tr>
                <th>
                    <input value="1" type="checkbox" name="remove_img" id="remove_img" />
                    <label for="remove_img"><?php _e( ' Remove This Image', 'rtPanel' ); ?></label>
                </th>
                <td>
                    <?php $custom_image_uploader = wp_get_attachment_image_src( $get_img, 'full' ); ?>
                    <img src="<?php echo @$custom_image_uploader[0]; ?>" alt="<?php _e( 'Custom Image', 'rtPanel' ); ?>" <?php echo ( isset( $custom_image_uploader[0] ) ?  'style="max-width: 150px; width: 150px"' : 'style="max-width: 150px; width: 150px; display: none;"' ); ?> />
                </td>
            </tr><?php } ?>
    </table>
<?php
}
add_action( 'news-category_add_form_fields', 'rtp_news_image_add' );
// Add term page
function rtp_news_image_edit($tag) {
	$get_img = get_option( "custom_marketimg_id_$tag->term_id" );	?>
    <table class="form-table">
             <tr class="form-field">
                <th>
                    <label for="news-category-image"><?php _e( 'Upload Image', 'rtPanel' ); ?></label>
                </th>
                <td>
                    <input type="button" value="<?php _e( "Upload Image for $tag->name", 'rtPanel' ); ?>" class="button button-primary custom_image_uploader" id="news-category-image" style="width: 200px;"/>
                    <input type="hidden"  name="image_id_<?php echo $tag->term_id; ?>" id="image_id" value="<?php if( isset( $get_img ) ) echo $get_img; ?>" />
                </td>
            </tr>
            <?php if(isset($get_img)){ ?>
            <tr>
                <th>
                    <input value="1" type="checkbox" name="remove_img" id="remove_img" />
                    <label for="remove_img"><?php _e( ' Remove This Image', 'rtPanel' ); ?></label>
                </th>
                <td>
                    <?php $custom_image_uploader = wp_get_attachment_image_src( $get_img, 'full' ); ?>
                    <img class="image-preview" src="<?php echo @$custom_image_uploader[0]; ?>" alt="<?php _e( 'Custom Image', 'rtPanel' ); ?>" <?php echo ( isset( $custom_image_uploader[0] ) ?  'style="max-width: 150px; width: 150px"' : 'style="max-width: 150px; width: 150px; display: none;"' ); ?> />
                </td>
            </tr><?php } ?>
    </table>
<?php
}
add_action( 'news-category_edit_form_fields', 'rtp_news_image_edit' );
// Add term page
function rtp_news_image_save($term_id) {
   if(isset($_POST["image_id_$term_id"]) && ($_POST["image_id_$term_id"]!='') && ((!isset($_POST['remove_img']))) ){
        update_option("image_id_$term_id", $_POST["image_id_$term_id"]);
    }else{
        update_option("image_id_$term_id", '');
    }
}
add_action( 'edited_category', 'rtp_news_image_save', 10, 2 );  
add_action( 'create_category', 'rtp_news_image_save', 10, 2 );
?>