jetpack / modules / sharedaddy / sharedaddy.php

sharedaddy.php in Jetpack – WP Security, Backup, Speed, & Growth 2.7.5, at modules/sharedaddy/sharedaddy.php

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1	<?php
2	/*
3	Plugin Name: Sharedaddy
4	Description: The most super duper sharing tool on the interwebs.
5	Version: 0.3.1
6	Author: Automattic, Inc.
7	Author URI: http://automattic.com/
8	Plugin URI: http://en.blog.wordpress.com/2010/08/24/more-ways-to-share/
9	*/
10
11	require_once plugin_dir_path( __FILE__ ).'sharing.php';
12
13	function sharing_email_send_post( $data ) {
14	$content = sprintf( __( '%1$s (%2$s) thinks you may be interested in the following post:'."\n\n", 'jetpack' ), $data['name'], $data['source'] );
15	$content .= $data['post']->post_title."\n";
16	$content .= get_permalink( $data['post']->ID )."\n";
17
18	wp_mail( $data['target'], '['.__( 'Shared Post', 'jetpack' ).'] '.$data['post']->post_title, $content );
19	}
20
21	function sharing_add_meta_box() {
22	$post_types = get_post_types( array( 'public' => true ) );
23	$title = apply_filters( 'sharing_meta_box_title', __( 'Sharing', 'jetpack' ) );
24	foreach( $post_types as $post_type ) {
25	add_meta_box( 'sharing_meta', $title, 'sharing_meta_box_content', $post_type, 'advanced', 'high' );
26	}
27	}
28
29	function sharing_meta_box_content( $post ) {
30	do_action( 'start_sharing_meta_box_content', $post );
31
32	$disabled = get_post_meta( $post->ID, 'sharing_disabled', true ); ?>
33
34	<p>
35	<label for="enable_post_sharing">
36	<input type="checkbox" name="enable_post_sharing" id="enable_post_sharing" value="1" <?php checked( !$disabled ); ?>>
37	<?php _e( 'Show sharing buttons.' , 'jetpack'); ?>
38	</label>
39	<input type="hidden" name="sharing_status_hidden" value="1" />
40	</p>
41
42	<?php
43	do_action( 'end_sharing_meta_box_content', $post );
44	}
45
46	function sharing_meta_box_save( $post_id ) {
47	if ( defined('DOING_AUTOSAVE') && DOING_AUTOSAVE )
48	return $post_id;
49
50	// Record sharing disable
51	if ( isset( $_POST['post_type'] ) && ( 'post' == $_POST['post_type'] \|\| 'page' == $_POST['post_type'] ) ) {
52	if ( current_user_can( 'edit_post', $post_id ) ) {
53	if ( isset( $_POST['sharing_status_hidden'] ) ) {
54	if ( !isset( $_POST['enable_post_sharing'] ) ) {
55	update_post_meta( $post_id, 'sharing_disabled', 1 );
56	} else {
57	delete_post_meta( $post_id, 'sharing_disabled' );
58	}
59	}
60	}
61	}
62
63	return $post_id;
64	}
65
66	function sharing_meta_box_protected( $protected, $meta_key, $meta_type ) {
67	if ( 'sharing_disabled' == $meta_key )
68	$protected = true;
69
70	return $protected;
71	}
72
73	add_filter( 'is_protected_meta', 'sharing_meta_box_protected', 10, 3 );
74
75	function sharing_plugin_settings( $links ) {
76	$settings_link = '<a href="options-general.php?page=sharing.php">'.__( 'Settings', 'jetpack' ).'</a>';
77	array_unshift( $links, $settings_link );
78	return $links;
79	}
80
81	function sharing_add_plugin_settings($links, $file) {
82	if ( $file == basename( dirname( __FILE__ ) ).'/'.basename( __FILE__ ) ) {
83	$links[] = '<a href="options-general.php?page=sharing.php">' . __( 'Settings', 'jetpack' ) . '</a>';
84	$links[] = '<a href="http://support.wordpress.com/sharing/">' . __( 'Support', 'jetpack' ) . '</a>';
85	}
86
87	return $links;
88	}
89
90	function sharing_restrict_to_single( $services ) {
91	// This removes Press This from non-multisite blogs - doesnt make much sense
92	if ( is_multisite() === false ) {
93	unset( $services['press-this'] );
94	}
95
96	return $services;
97	}
98
99	function sharing_init() {
100	if ( get_option( 'sharedaddy_disable_resources' ) ) {
101	add_filter( 'sharing_js', 'sharing_disable_js' );
102	remove_action( 'wp_head', 'sharing_add_header', 1 );
103	}
104	}
105
106	function sharing_disable_js() {
107	return false;
108	}
109
110	function sharing_global_resources() {
111	$disable = get_option( 'sharedaddy_disable_resources' );
112	?>
113	<tr valign="top">
114	<th scope="row"><label for="disable_css"><?php _e( 'Disable CSS and JS', 'jetpack' ); ?></label></th>
115	<td>
116	<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>
117	</td>
118	</tr>
119	<?php
120	}
121
122	function sharing_global_resources_save() {
123	update_option( 'sharedaddy_disable_resources', isset( $_POST['disable_resources'] ) ? 1 : 0 );
124	}
125
126	function sharing_email_dialog() {
127	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 ) : '').'" />';
128	}
129
130	function sharing_email_check( $true, $post, $data ) {
131	require_once plugin_dir_path( __FILE__ ).'recaptchalib.php';
132
133	$recaptcha_result = recaptcha_check_answer( RECAPTCHA_PRIVATE_KEY, $_SERVER["REMOTE_ADDR"], $data["recaptcha_challenge_field"], $data["recaptcha_response_field"] );
134
135	return $recaptcha_result->is_valid;
136	}
137
138	add_action( 'init', 'sharing_init' );
139	add_action( 'admin_init', 'sharing_add_meta_box' );
140	add_action( 'save_post', 'sharing_meta_box_save' );
141	add_action( 'sharing_email_send_post', 'sharing_email_send_post' );
142	add_action( 'sharing_global_options', 'sharing_global_resources', 30 );
143	add_action( 'sharing_admin_update', 'sharing_global_resources_save' );
144	add_filter( 'sharing_services', 'sharing_restrict_to_single' );
145	add_action( 'plugin_action_links_'.basename( dirname( __FILE__ ) ).'/'.basename( __FILE__ ), 'sharing_plugin_settings', 10, 4 );
146	add_filter( 'plugin_row_meta', 'sharing_add_plugin_settings', 10, 2 );
147
148	if ( defined( 'RECAPTCHA_PRIVATE_KEY' ) ) {
149	add_action( 'sharing_email_dialog', 'sharing_email_dialog' );
150	add_filter( 'sharing_email_check', 'sharing_email_check', 10, 3 );
151	}