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<?php
/*
Plugin Name: Sharedaddy
Description: The most super duper sharing tool on the interwebs.
Version: 0.3.1
Author: Automattic, Inc.
Author URI: http://automattic.com/
Plugin URI: http://en.blog.wordpress.com/2010/08/24/more-ways-to-share/
*/
require_once plugin_dir_path( __FILE__ ).'sharing.php';
function sharing_email_send_post( $data ) {
$content = sprintf( __( '%1$s (%2$s) thinks you may be interested in the following post:'."\n\n", 'jetpack' ), $data['name'], $data['source'] );
$content .= $data['post']->post_title."\n";
$content .= get_permalink( $data['post']->ID )."\n";
wp_mail( $data['target'], '['.__( 'Shared Post', 'jetpack' ).'] '.$data['post']->post_title, $content );
}
function sharing_add_meta_box() {
$post_types = get_post_types( array( 'public' => true ) );
$title = apply_filters( 'sharing_meta_box_title', __( 'Sharing', 'jetpack' ) );
foreach( $post_types as $post_type ) {
add_meta_box( 'sharing_meta', $title, 'sharing_meta_box_content', $post_type, 'advanced', 'high' );
}
}
function sharing_meta_box_content( $post ) {
do_action( 'start_sharing_meta_box_content', $post );
$disabled = get_post_meta( $post->ID, 'sharing_disabled', true ); ?>
<p>
<label for="enable_post_sharing">
<input type="checkbox" name="enable_post_sharing" id="enable_post_sharing" value="1" <?php checked( !$disabled ); ?>>
<?php _e( 'Show sharing buttons.' , 'jetpack'); ?>
</label>
<input type="hidden" name="sharing_status_hidden" value="1" />
</p>
<?php
do_action( 'end_sharing_meta_box_content', $post );
}
function sharing_meta_box_save( $post_id ) {
if ( defined('DOING_AUTOSAVE') && DOING_AUTOSAVE )
return $post_id;
// Record sharing disable
if ( isset( $_POST['post_type'] ) && ( 'post' == $_POST['post_type'] || 'page' == $_POST['post_type'] ) ) {
if ( current_user_can( 'edit_post', $post_id ) ) {
if ( isset( $_POST['sharing_status_hidden'] ) ) {
if ( !isset( $_POST['enable_post_sharing'] ) ) {
update_post_meta( $post_id, 'sharing_disabled', 1 );
} else {
delete_post_meta( $post_id, 'sharing_disabled' );
}
}
}
}
return $post_id;
}
function sharing_meta_box_protected( $protected, $meta_key, $meta_type ) {
if ( 'sharing_disabled' == $meta_key )
$protected = true;
return $protected;
}
add_filter( 'is_protected_meta', 'sharing_meta_box_protected', 10, 3 );
function sharing_plugin_settings( $links ) {
$settings_link = '<a href="options-general.php?page=sharing.php">'.__( 'Settings', 'jetpack' ).'</a>';
array_unshift( $links, $settings_link );
return $links;
}
function sharing_add_plugin_settings($links, $file) {
if ( $file == basename( dirname( __FILE__ ) ).'/'.basename( __FILE__ ) ) {
$links[] = '<a href="options-general.php?page=sharing.php">' . __( 'Settings', 'jetpack' ) . '</a>';
$links[] = '<a href="http://support.wordpress.com/sharing/">' . __( 'Support', 'jetpack' ) . '</a>';
}
return $links;
}
function sharing_restrict_to_single( $services ) {
// This removes Press This from non-multisite blogs - doesnt make much sense
if ( is_multisite() === false ) {
unset( $services['press-this'] );
}
return $services;
}
function sharing_init() {
if ( get_option( 'sharedaddy_disable_resources' ) ) {
add_filter( 'sharing_js', 'sharing_disable_js' );
remove_action( 'wp_head', 'sharing_add_header', 1 );
}
}
function sharing_disable_js() {
return false;
}
function sharing_global_resources() {
$disable = get_option( 'sharedaddy_disable_resources' );
?>
<tr valign="top">
<th scope="row"><label for="disable_css"><?php _e( 'Disable CSS and JS', 'jetpack' ); ?></label></th>
<td>
<input id="disable_css" type="checkbox" name="disable_resources" <?php if ( $disable == 1 ) echo ' checked="checked"'; ?>/> <small><em><?php _e( 'Advanced. If this option is checked, you must include these files in your theme manually for the sharing links to work.', 'jetpack' ); ?></em></small>
</td>
</tr>
<?php
}
function sharing_global_resources_save() {
update_option( 'sharedaddy_disable_resources', isset( $_POST['disable_resources'] ) ? 1 : 0 );
}
function sharing_email_dialog() {
echo '<div class="recaptcha" id="sharing_recaptcha"></div><input type="hidden" name="recaptcha_public_key" id="recaptcha_public_key" value="'.(defined( 'RECAPTCHA_PUBLIC_KEY' ) ? esc_attr( RECAPTCHA_PUBLIC_KEY ) : '').'" />';
}
function sharing_email_check( $true, $post, $data ) {
require_once plugin_dir_path( __FILE__ ).'recaptchalib.php';
$recaptcha_result = recaptcha_check_answer( RECAPTCHA_PRIVATE_KEY, $_SERVER["REMOTE_ADDR"], $data["recaptcha_challenge_field"], $data["recaptcha_response_field"] );
return $recaptcha_result->is_valid;
}
add_action( 'init', 'sharing_init' );
add_action( 'admin_init', 'sharing_add_meta_box' );
add_action( 'save_post', 'sharing_meta_box_save' );
add_action( 'sharing_email_send_post', 'sharing_email_send_post' );
add_action( 'sharing_global_options', 'sharing_global_resources', 30 );
add_action( 'sharing_admin_update', 'sharing_global_resources_save' );
add_filter( 'sharing_services', 'sharing_restrict_to_single' );
add_action( 'plugin_action_links_'.basename( dirname( __FILE__ ) ).'/'.basename( __FILE__ ), 'sharing_plugin_settings', 10, 4 );
add_filter( 'plugin_row_meta', 'sharing_add_plugin_settings', 10, 2 );
if ( defined( 'RECAPTCHA_PRIVATE_KEY' ) ) {
add_action( 'sharing_email_dialog', 'sharing_email_dialog' );
add_filter( 'sharing_email_check', 'sharing_email_check', 10, 3 );
}
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