<?php 

   $.ajax({  url:'ajax.php', type:'POST', data:{name:name,price:price} }) 

<?php

/**

 * Plugin Name: Restrict Content Pro - EDD Member Downloads

 * Description: Allow members to download a certain number of items based on their subscription level.

 * Version: 1.0.1

 * Author: Restrict Content Pro Team

 * Text Domain: rcp-edd-member-downloads

 */





/**

 * Loads the plugin textdomain.

 */

function rcp_edd_member_downloads_textdomain() {

    load_plugin_textdomain( 'rcp-edd-member-downloads', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );

}

add_action( 'plugins_loaded', 'rcp_edd_member_downloads_textdomain' );





/**

 * Adds the plugin settings form fields to the subscription level form.

 */

function rcp_edd_member_downloads_level_fields( $level ) {



    if ( ! function_exists( 'EDD' ) ) {

        return;

    }



    global $rcp_levels_db;



    if ( empty( $level->id ) ) {

        $allowed = 0;

    } else {

        $existing = $rcp_levels_db->get_meta( $level->id, 'edd_downloads_allowed', true );

        $allowed  = ! empty( $existing ) ? $existing : 0;

    }

    ?>



    <tr class="form-field">

        <th scope="row" valign="top">

            <label for="rcp-edd-downloads-allowed"><?php printf( __( '%s Allowed', 'rcp-edd-member-downloads' ), edd_get_label_plural() ); ?></label>

        </th>

        <td>

            <input type="number" min="0" step="1" id="rcp-edd-downloads-allowed" name="rcp-edd-downloads-allowed" value="<?php echo absint( $allowed ); ?>" style="width: 60px;"/>

            <p class="description"><?php printf( __( 'The number of %s allowed each subscription period.', 'rcp-edd-member-downloads' ), strtolower( edd_get_label_plural() ) ); ?></p>

        </td>

    </tr>



    <?php

    wp_nonce_field( 'rcp_edd_downloads_allowed_nonce', 'rcp_edd_downloads_allowed_nonce' );

}

add_action( 'rcp_add_subscription_form', 'rcp_edd_member_downloads_level_fields' );

add_action( 'rcp_edit_subscription_form', 'rcp_edd_member_downloads_level_fields' );







/**

 * Saves the subscription level limit settings.

 */

function rcp_edd_member_downloads_save_level_limits( $level_id = 0, $args = array() ) {



    if ( ! function_exists( 'EDD' ) ) {

        return;

    }



    global $rcp_levels_db;



    if ( empty( $_POST['rcp_edd_downloads_allowed_nonce'] ) || ! wp_verify_nonce( $_POST['rcp_edd_downloads_allowed_nonce'], 'rcp_edd_downloads_allowed_nonce' ) ) {

        return;

    }



    if ( empty( $_POST['rcp-edd-downloads-allowed'] ) ) {

        $rcp_levels_db->delete_meta( $level_id, 'edd_downloads_allowed' );

        return;

    }



    $rcp_levels_db->update_meta( $level_id, 'edd_downloads_allowed', absint( $_POST['rcp-edd-downloads-allowed'] ) );

}

add_action( 'rcp_add_subscription', 'rcp_edd_member_downloads_save_level_limits', 10, 2 );

add_action( 'rcp_edit_subscription_level', 'rcp_edd_member_downloads_save_level_limits', 10, 2 );





/**

 * Determines if the member is at the product submission limit.

 *

 * @param int $user_id ID of the user to check, or 0 for current user.

 *

 * @since  1.0

 * @return bool True if the user is at the limit, false if not.

 */

function rcp_edd_member_downloads_member_at_limit( $user_id = 0 ) {



    if ( ! function_exists( 'rcp_get_subscription_id' ) ) {

        return;

    }



    if ( empty( $user_id ) ) {

        $user_id = wp_get_current_user()->ID;

    }



    $remaining = rcp_edd_member_downloads_number_remaining( $user_id );

    $at_limit  = ( $remaining > 0 ) ? false : true;



    return $at_limit;

}



/**

 * Get the number of downloads remaining for a user.

 *

 * @param int $user_id ID of the user to check, or 0 for current user.

 *

 * @since  1.0.1

 * @return int|false Number of downloads available.

 */

function rcp_edd_member_downloads_number_remaining( $user_id = 0 ) {



    if ( ! function_exists( 'rcp_get_subscription_id' ) ) {

        return false;

    }



    global $rcp_levels_db;



    if ( empty( $user_id ) ) {

        $user_id = wp_get_current_user()->ID;

    }



    $remaining = 0;



    $sub_id = rcp_get_subscription_id( $user_id );



    if ( $sub_id ) {

        $max       = (int) $rcp_levels_db->get_meta( $sub_id, 'edd_downloads_allowed', true );

        $current   = (int) get_user_meta( $user_id, 'rcp_edd_member_downloads_current_download_count', true );

        $remaining = $max - $current;

    }



    if ( $remaining < 0 ) {

        $remaining = 0;

    }



    return $remaining;



}



/**

 * Displays the number of downloads the current user has remaining in this period.

 *

 * @param array  $atts    Shortcode attributes.

 * @param string $content Shortcode content.

 *

 * @since  1.0.1

 * @return int|false

 */

function rcp_edd_member_downloads_remaining_shortcode( $atts, $content = null ) {

    return rcp_edd_member_downloads_number_remaining();

}



add_shortcode( 'rcp_edd_member_downloads_remaining', 'rcp_edd_member_downloads_remaining_shortcode' );





/**

 * Resets a vendor's product submission count when making a new payment.

 */

function rcp_edd_member_downloads_reset_limit( $payment_id, $args = array(), $amount ) {



    if ( ! empty( $args['user_id'] ) ) {

        delete_user_meta( $args['user_id'], 'rcp_edd_member_downloads_current_download_count' );

    }

}

add_action( 'rcp_insert_payment', 'rcp_edd_member_downloads_reset_limit', 10, 3 );





/**

 * Determines if a user has a membership that allows downloads.

 */

function rcp_edd_member_downloads_user_has_download_membership( $user_id ) {



    if ( empty( $user_id ) ) {

        $user_id = wp_get_current_user()->ID;

    }



    $member = new RCP_Member( $user_id );



    global $rcp_levels_db;



    if ( ! $sub_id = $member->get_subscription_id() ) {

        return false;

    }



    if ( $member->is_expired() || 'pending' === $member->get_status() ) {

        return false;

    }



    $max = (int) $rcp_levels_db->get_meta( $sub_id, 'edd_downloads_allowed', true );



    if ( ! empty( $max ) && $max > 0 ) {

        return true;

    }



    return false;

}





function rcp_edd_member_downloads_download_button( $purchase_form, $args ) {



    if ( ! is_user_logged_in() ) {

        return $purchase_form;

    }



    // @todo support bundles

    if ( edd_is_bundled_product( $args['download_id'] ) ) {

        return $purchase_form;

    }



    // @todo maybe support variable prices

    if ( edd_has_variable_prices( $args['download_id'] ) ) {

        return $purchase_form;

    }



    // Check to see if the product has files

    $files = edd_get_download_files( $args['download_id'] );

    if ( empty( $files ) ) {

        return $purchase_form;

    }



    // Check if the member has a membership that allows downloads

    $user = wp_get_current_user();

    if ( ! rcp_edd_member_downloads_user_has_download_membership( $user->ID ) ) {

        return $purchase_form;

    }



    // Check if the member is at the download limit

    if ( rcp_edd_member_downloads_member_at_limit( $user->ID ) && ! edd_has_user_purchased( $user->ID, $args['download_id'] ) ) {

        return $purchase_form;

    }



    global $edd_displayed_form_ids;



    $download = new EDD_Download( $args['download_id'] );



    if ( isset( $edd_displayed_form_ids[ $download->ID ] ) ) {

        $edd_displayed_form_ids[ $download->ID ]++;

    } else {

        $edd_displayed_form_ids[ $download->ID ] = 1;

    }

?>

    <script type="text/javascript">

        (function($) {

            $(document).ready(function() {

                $('.rcp-edd-member-download-request').on('click', function(e) {

                    e.preventDefault();

                    e.stopImmediatePropagation();

                    var item = $(this).parent().find("input[name='rcp-edd-member-download-request']").val();

                    var data = {

                        action: 'rcp-edd-member-download-request',

                        security: $('#rcp-edd-member-download-nonce').val(),

                        item: item

                    }



                    $.ajax({

                        data: data,

                        type: "POST",

                        dataType: "json",

                        url: edd_scripts.ajaxurl,

                        success: function (response) {

                            if ( response.file && response.file.length > 0 ) {

                                window.location.replace(response.file);

                            }

                        },

                        error: function (response) {

                            console.log('error ' + response);

                        }

                    });

                });

            });

        })(jQuery);

    </script>



<?php

    $form_id      = ! empty( $args['form_id'] ) ? $args['form_id'] : 'edd_purchase_' . $download->ID;

    $button_color = edd_get_option( 'checkout_color', 'blue' );

    ob_start();

?>

    <form id="<?php echo $form_id; ?>" class="edd_download_purchase_form edd_purchase_<?php echo absint( $download->ID ); ?>" method="post">

        <input type="hidden" name="download_id" value="<?php echo esc_attr( $download->ID ); ?>">

        <input type="hidden" name="rcp-edd-member-download-request" value="<?php echo esc_attr( $download->ID ); ?>">

        <input type="hidden" id="rcp-edd-member-download-nonce" name="rcp-edd-member-download-nonce" value="<?php echo wp_create_nonce( 'rcp-edd-member-download-nonce' ); ?>">

        <input type="submit" class="rcp-edd-member-download-request button edd-submit <?php echo esc_attr( $button_color ); ?>" value="<?php esc_html_e( 'Download', 'rcp-edd-member-downloads' ); ?>">

    </form>

<?php

    return ob_get_clean();



}

add_filter( 'edd_purchase_download_form', 'rcp_edd_member_downloads_download_button', 10, 2 );





function rcp_edd_member_downloads_process_ajax_download() {



    global $rcp_levels_db;



    check_ajax_referer( 'rcp-edd-member-download-nonce', 'security' );



    if ( ! is_user_logged_in() ) {

        wp_die(-1);

    }



    // Check if the member has a membership that allows downloads

    $user = wp_get_current_user();

    if ( ! rcp_edd_member_downloads_user_has_download_membership( $user->ID ) ) {

        wp_die(-1);

    }



    if ( empty( $_POST['item'] ) ) {

        wp_die(-1);

    } else {

        $item = absint( $_POST['item'] );

    }



    if ( edd_has_user_purchased( $user->ID, $item ) ) {



        $payment_args = array(

            'number'   => 1,

            'status'   => 'publish',

            'user'     => $user->ID,

            'download' => $item,

            'meta_key' => '_rcp_edd_member_downloads'

        );



        $payments = new EDD_Payments_Query( $payment_args );



        $payment  = $payments->get_payments();



        if ( ! $payment ) {

            unset($payment_args['meta_key'] );

            $payments = new EDD_Payments_Query( $payment_args );

            $payment  = $payments->get_payments();

        }



        $payment_meta = edd_get_payment_meta( $payment[0]->ID );



        $files        = edd_get_download_files( $payment_meta['cart_details'][0]['id'] );



        if ( ! empty( $files ) ) {

            $file_keys = array_keys( $files );

            $url       = edd_get_download_file_url( $payment_meta['key'], $payment_meta['user_info']['email'], $file_keys[0], $payment_meta['cart_details'][0]['id'] );

        } else {



            $files    = false;

            $file_key = false;



            foreach ( $payment_meta['cart_details'] as $key => $cart_item ) {

                if ( $cart_item['id'] === $item ) {

                    $files = edd_get_download_files( $cart_item['id'] );

                    $file_key = $key;

                    break;

                }

            }



            if ( $files && $file_key ) {

                $file_keys = array_keys( $files );

                $url       = edd_get_download_file_url( $payment_meta['key'], $payment_meta['user_info']['email'], $file_keys[0], $payment_meta[$key] );

            }

        }



    } else {



        remove_action( 'edd_complete_purchase', 'edd_trigger_purchase_receipt', 999 );



        $sub_id = rcp_get_subscription_id( $user->ID );



        if ( ! $sub_id ) {

            wp_die( __( 'You do not have a membership.', 'rcp-edd-member-downloads' ) );

        }



        $max = (int) $rcp_levels_db->get_meta( $sub_id, 'edd_downloads_allowed', true );



        if ( empty( $max ) ) {

            wp_die( __( 'You must have a valid membership.', 'rcp-edd-member-downloads' ) );

        }



        $current = get_user_meta( $user->ID, 'rcp_edd_member_downloads_current_download_count', true );



        if ( $current >= $max ) {

            wp_die( __( 'You have reached the limit defined by your membership.', 'rcp-edd-member-downloads' ) );

        }



        $payment = new EDD_Payment();

        $payment->add_download( $item, array( 'item_price' => 0.00 ) );

        $payment->email      = $user->user_email;

        $payment->first_name = $user->first_name;

        $payment->last_name  = $user->last_name;

        $payment->user_id    = $user->ID;

        $payment->user_info  = array(

            'first_name' => $user->first_name,

            'last_name'  => $user->last_name,

            'email'      => $user->user_email,

            'id'         => $user->ID

        );

        $payment->gateway = 'manual';

        $payment->status  = 'pending';

        $payment->save();

        $payment->status  = 'complete';

        $payment->save();



        // Add a piece of meta to the payment letting us know it was created by this plugin. We query using this meta for future checks.

        edd_update_payment_meta( $payment->ID, '_rcp_edd_member_downloads', true );



        edd_insert_payment_note( $payment->ID, __( 'Downloaded with RCP membership', 'rcp-edd-member-downloads' ) );



        $payment_meta = edd_get_payment_meta( $payment->ID );

        $files        = edd_get_download_files( $item );

        $file_keys    = array_keys( $files );

        $url          = edd_get_download_file_url( $payment_meta['key'], $user->user_email, $file_keys[0], $item );



        $current++;

        update_user_meta( $user->ID, 'rcp_edd_member_downloads_current_download_count', $current );

    }



    wp_send_json( array(

        'files' => $files,

        'file'  => $url

    ) );



}

add_action( 'wp_ajax_rcp-edd-member-download-request', 'rcp_edd_member_downloads_process_ajax_download' );

add_action( 'wp_ajax_nopriv_rcp-edd-member-download-request', 'rcp_edd_member_downloads_process_ajax_download' );