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1 | 1 | <?php |
2 | 2 | /** |
3 | | -* Module Name: Google+ Profile |
4 | | -* Module Description: Give users the ability to share posts to Google+, and add your site link to your Google+ profile. |
5 | | -* Sort Order: 18 |
6 | | -* First Introduced: 2.5 |
7 | | -* Requires Connection: Yes |
8 | | -* Auto Activate: Yes |
9 | | -*/ |
10 | | -function jetpack_init_gplus_authorship() { |
11 | | - new GPlus_Authorship; |
12 | | -} |
13 | | -add_action( 'init', 'jetpack_init_gplus_authorship' ); |
14 | | - |
15 | | -class GPlus_Authorship { |
16 | | - |
17 | | - private $byline_displayed = false; |
18 | | - |
19 | | - function __construct() { |
20 | | - $this->in_jetpack = ( defined( 'IS_WPCOM' ) && IS_WPCOM ) ? false : true; |
21 | | - if ( $this->in_jetpack ) { |
22 | | - require dirname( __FILE__ ) . "/gplus-authorship/admin/ui.php"; |
23 | | - $gplus_admin = new GPlus_Authorship_Admin; |
24 | | - add_action( 'save_post', array( 'GPlus_Authorship_Admin', 'save_post_meta' ) ); |
25 | | - add_action( 'wp_ajax_save_gplus_profile_data', array( $this, 'save_profile_data' ) ); |
26 | | - add_filter( 'the_content', array( $this, 'post_output_wrapper' ), 22, 1 ); |
27 | | - } else { |
28 | | - add_filter( 'post_flair', array( $this, 'post_output_wrapper' ), 22 ); |
29 | | - } |
30 | | - add_action( 'wp_head', array( $this, 'link_tag_styles_and_scripts' ) ); |
31 | | - add_filter( 'the_author', array( $this, 'overwrite_the_author' ) ); |
32 | | - add_filter( 'the_content', array( $this, 'overwrite_rel_attrs' ) ); |
33 | | - } |
34 | | - |
35 | | - function show_on_this_post() { |
36 | | - global $post; |
37 | | - if ( ! apply_filters( 'gplus_authorship_show', true, $post ) ) { |
38 | | - return false; |
39 | | - } |
40 | | - $author = $this->information( $post->post_author ); |
41 | | - if ( empty( $author ) ) |
42 | | - return false; |
43 | | - $meta = get_post_meta( $post->ID, 'gplus_authorship_disabled', true ); |
44 | | - if ( isset( $meta ) && true == $meta ) |
45 | | - return false; |
46 | | - return true; |
47 | | - } |
48 | | - |
49 | | - function information( $author ) { |
50 | | - $authors = get_option( 'gplus_authors', array() ); |
51 | | - return ( empty( $authors[ $author ] ) ? array() : $authors[ $author ] ); |
52 | | - } |
53 | | - |
54 | | - /** |
55 | | - * Both overwrite_rel_attrs and rel_callback remove 'author' from the rel attribute of a link if it is found |
56 | | - * and if the post is being viewed on a single page, with G+ authorship enabled. |
57 | | - * based on prior art from privatize_link in wp-content/mu-plugins/private-blog.php |
58 | | - */ |
59 | | - function overwrite_rel_attrs( $content ) { |
60 | | - if ( !is_single() ) // don't bother unless we are on a page where the G+ authorship link is actually being displayed |
61 | | - return $content; |
62 | | - if ( !$this->show_on_this_post() ) // G+ isn't enabled |
63 | | - return $content; |
64 | | - if ( ! is_main_query() || ! in_the_loop() ) |
65 | | - return $content; |
66 | | - return preg_replace_callback( '#<a\s+[^>]+>#i', array( $this, 'rel_callback' ), $content ); |
67 | | - } |
68 | | - |
69 | | - function rel_callback( $link ) { |
70 | | - $link = $link[0]; // preg replace returns as array |
71 | | - |
72 | | - // See if the link contains a rel="author ..." attribute, and if so, remove the author part |
73 | | - $link = preg_replace_callback( '/rel\s*=\s*("|\').*author[^"\']*("|\')/i', array( $this, 'rel_attr_callback' ), $link ); |
74 | | - |
75 | | - // See if we have an empty rel attribute now and remove it if need be |
76 | | - $link = preg_replace( '/rel\s*=\s*("|\')\s*("|\')\s*/i', '', $link ); |
77 | | - |
78 | | - return $link; |
79 | | - } |
80 | | - |
81 | | - function rel_attr_callback( $attr ) { |
82 | | - $attr = $attr[0]; |
83 | | - $attr = preg_replace( '/author\s*/i', '', $attr ); |
84 | | - return $attr; |
85 | | - } |
86 | | - |
87 | | - /** |
88 | | - * Jetpack Only |
89 | | - */ |
90 | | - function save_profile_data() { |
91 | | - global $current_user; |
92 | | - check_ajax_referer( 'gplus-connect', 'state' ); |
93 | | - if ( !is_numeric( $_POST['id'] ) ) |
94 | | - return; |
95 | | - $connections = get_option( 'gplus_authors', array() ); |
96 | | - $connections[ $current_user->ID ]['name'] = stripslashes( $_POST['name'] ); |
97 | | - $connections[ $current_user->ID ]['id'] = $_POST['id']; |
98 | | - $connections[ $current_user->ID ]['url'] = esc_url_raw( $_POST['url'] ); |
99 | | - $connections[ $current_user->ID ]['profile_image'] = esc_url_raw( $_POST['profile_image'] ); |
100 | | - update_option( 'gplus_authors', $connections ); |
101 | | - } |
102 | | - |
103 | | - /** |
104 | | - * Google+ insits we don't have two different bylines.. |
105 | | - * so we will display their G+ username in the byline here too |
106 | | - */ |
107 | | - function overwrite_the_author( $author_name ) { |
108 | | - global $post; |
109 | | - |
110 | | - if ( !$this->show_on_this_post() ) |
111 | | - return $author_name; |
112 | | - |
113 | | - if ( ! is_main_query() || ! in_the_loop() ) |
114 | | - return $author_name; |
115 | | - |
116 | | - $author = $this->information( $post->post_author ); |
117 | | - return esc_html( $author['name'] ); |
118 | | - } |
119 | | - |
120 | | - function byline( $post ) { |
121 | | - $author = $this->information( $post->post_author ); |
122 | | - $image = '<img src="' . esc_url( $author['profile_image'] ) . '?sz=40" alt="' . esc_attr( $author['name'] ) . '" width="20" height="20" align="absmiddle" /> '; |
123 | | - $byline = sprintf( '<a href="%1$s">%2$s</a><a rel="author" href="%1$s" class="gplus-profile">%3$s</a>', esc_url( $author['url'] ), $image, esc_html( $author['name'] ) ); |
124 | | - return apply_filters( 'gplus_authorship_byline', $byline, $post ); |
125 | | - } |
126 | | - |
127 | | - function link_tag_styles_and_scripts() { |
128 | | - if ( !is_single() ) |
129 | | - return; |
130 | | - if ( get_post_type() != 'post' ) |
131 | | - return; |
132 | | - if ( !$this->show_on_this_post() ) |
133 | | - return; |
134 | | - |
135 | | - global $post; |
136 | | - $author = $this->information( $post->post_author ); |
137 | | - echo '<link rel="author" href="'. esc_url( $author['url'] ) .'" title="' . esc_attr( $author['name'] ) . ' ' . __( 'on Google+', 'jetpack' ) .'" /> ' . "\n"; |
138 | | - if ( $this->in_jetpack ) |
139 | | - $css = plugins_url( 'gplus-authorship/style.css', __FILE__ ); |
140 | | - else |
141 | | - $css = plugins_url( 'gplus/style.css', __FILE__ ); |
142 | | - wp_enqueue_style( 'gplus', $css ); |
143 | | - wp_enqueue_script( 'plusone', '//apis.google.com/js/plusone.js' ); |
144 | | - } |
145 | | - |
146 | | - function follow_button( $post ) { |
147 | | - $author = $this->information( $post->post_author ); |
148 | | - return '<span class="g-follow-wrapper"><span class="g-follow" data-href="' . esc_url( $author['url'] ) . '" data-rel="author" data-height="15"></span></span>'; |
149 | | - } |
150 | | - |
151 | | - function post_output_wrapper( $text = '', $echo = false ) { |
152 | | - global $post, $wp_current_filter; |
153 | | - if ( true == get_option( 'hide_gplus', false ) ) |
154 | | - return $text; |
155 | | - if ( !is_single() ) |
156 | | - return $text; |
157 | | - if ( get_post_type() != 'post' ) |
158 | | - return $text; |
159 | | - if ( true === $this->byline_displayed ) |
160 | | - return $text; |
161 | | - $author = $this->information( $post->post_author ); |
162 | | - if ( empty( $author ) ) |
163 | | - return $text; |
164 | | - |
165 | | - // Don't allow G+ to be added to the_content more than once (prevent infinite loops) |
166 | | - $done = false; |
167 | | - foreach ( $wp_current_filter as $filter ) { |
168 | | - if ( 'the_content' == $filter ) { |
169 | | - if ( $done ) |
170 | | - return $text; |
171 | | - else |
172 | | - $done = true; |
173 | | - } |
174 | | - } |
175 | | - |
176 | | - if ( !$this->show_on_this_post()) |
177 | | - return $text; |
178 | | - |
179 | | - if ( ! is_main_query() || ! in_the_loop() ) |
180 | | - return $text; |
181 | | - |
182 | | - $output = ''; |
183 | | - $output .= '<div class="sharedaddy sd-block sd-social sd-gplus">'; |
184 | | - $output .= '<h3 class="sd-title">' . __( 'Google+', 'jetpack' ) . '</h3>'; |
185 | | - $output .= '<div class="sd-content">'; |
186 | | - $output .= $this->byline( $post ); |
187 | | - $output .= $this->follow_button( $post ); |
188 | | - $output .= '</div>'; |
189 | | - $output .= '</div>'; |
190 | | - |
191 | | - $this->byline_displayed = true; |
192 | | - |
193 | | - if ( $echo ) |
194 | | - echo $text . $output; |
195 | | - else |
196 | | - return $text . $output; |
197 | | - } |
198 | | - |
199 | | -} |
200 | | - |
201 | | -?> |
| 3 | + * Deprecated. No longer needed. |
| 4 | + * |
| 5 | + * @package Jetpack |
| 6 | + */ |
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