1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
<?php
/**
* Import WordPress Administration Screen
*
* @package WordPress
* @subpackage Administration
*/
define( 'WP_LOAD_IMPORTERS', true );
/** Load WordPress Bootstrap */
require_once __DIR__ . '/admin.php';
if ( ! current_user_can( 'import' ) ) {
wp_die( __( 'Sorry, you are not allowed to import content into this site.' ) );
}
// Used in the HTML title tag.
$title = __( 'Import' );
get_current_screen()->add_help_tab(
array(
'id' => 'overview',
'title' => __( 'Overview' ),
'content' => '<p>' . __( 'This screen lists links to plugins to import data from blogging/content management platforms. Choose the platform you want to import from, and click Install Now when you are prompted in the popup window. If your platform is not listed, click the link to search the plugin directory for other importer plugins to see if there is one for your platform.' ) . '</p>' .
'<p>' . __( 'In previous versions of WordPress, all importers were built-in. They have been turned into plugins since most people only use them once or infrequently.' ) . '</p>',
)
);
get_current_screen()->set_help_sidebar(
'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
'<p>' . __( '<a href="https://wordpress.org/documentation/article/tools-import-screen/">Documentation on Import</a>' ) . '</p>' .
'<p>' . __( '<a href="https://wordpress.org/support/forums">Support</a>' ) . '</p>'
);
if ( current_user_can( 'install_plugins' ) ) {
// List of popular importer plugins from the WordPress.org API.
$popular_importers = wp_get_popular_importers();
} else {
$popular_importers = array();
}
// Detect and redirect invalid importers like 'movabletype', which is registered as 'mt'.
if ( ! empty( $_GET['invalid'] ) && isset( $popular_importers[ $_GET['invalid'] ] ) ) {
$importer_id = $popular_importers[ $_GET['invalid'] ]['importer-id'];
if ( $importer_id !== $_GET['invalid'] ) { // Prevent redirect loops.
wp_redirect( admin_url( 'admin.php?import=' . $importer_id ) );
exit;
}
unset( $importer_id );
}
add_thickbox();
wp_enqueue_script( 'plugin-install' );
wp_enqueue_script( 'updates' );
require_once ABSPATH . 'wp-admin/admin-header.php';
$parent_file = 'tools.php';
?>
<div class="wrap">
<h1><?php echo esc_html( $title ); ?></h1>
<?php
if ( ! empty( $_GET['invalid'] ) ) :
$importer_not_installed = '<strong>' . __( 'Error:' ) . '</strong> ' . sprintf(
/* translators: %s: Importer slug. */
__( 'The %s importer is invalid or is not installed.' ),
'<strong>' . esc_html( $_GET['invalid'] ) . '</strong>'
);
wp_admin_notice(
$importer_not_installed,
array(
'additional_classes' => array( 'error' ),
)
);
endif;
?>
<p><?php _e( 'If you have posts or comments in another system, WordPress can import those into this site. To get started, choose a system to import from below:' ); ?></p>
<?php
// Registered (already installed) importers. They're stored in the global $wp_importers.
$importers = get_importers();
// If a popular importer is not registered, create a dummy registration that links to the plugin installer.
foreach ( $popular_importers as $pop_importer => $pop_data ) {
if ( isset( $importers[ $pop_importer ] ) ) {
continue;
}
if ( isset( $importers[ $pop_data['importer-id'] ] ) ) {
continue;
}
// Fill the array of registered (already installed) importers with data of the popular importers from the WordPress.org API.
$importers[ $pop_data['importer-id'] ] = array(
$pop_data['name'],
$pop_data['description'],
'install' => $pop_data['plugin-slug'],
);
}
if ( empty( $importers ) ) {
echo '<p>' . __( 'No importers are available.' ) . '</p>'; // TODO: Make more helpful.
} else {
uasort( $importers, '_usort_by_first_member' );
?>
<table class="widefat importers striped">
<?php
foreach ( $importers as $importer_id => $data ) {
$plugin_slug = '';
$action = '';
$is_plugin_installed = false;
if ( isset( $data['install'] ) ) {
$plugin_slug = $data['install'];
if ( file_exists( WP_PLUGIN_DIR . '/' . $plugin_slug ) ) {
// Looks like an importer is installed, but not active.
$plugins = get_plugins( '/' . $plugin_slug );
if ( ! empty( $plugins ) ) {
$keys = array_keys( $plugins );
$plugin_file = $plugin_slug . '/' . $keys[0];
$url = wp_nonce_url(
add_query_arg(
array(
'action' => 'activate',
'plugin' => $plugin_file,
'from' => 'import',
),
admin_url( 'plugins.php' )
),
'activate-plugin_' . $plugin_file
);
$action = sprintf(
'<a href="%s" aria-label="%s">%s</a>',
esc_url( $url ),
/* translators: %s: Importer name. */
esc_attr( sprintf( __( 'Run %s' ), $data[0] ) ),
__( 'Run Importer' )
);
$is_plugin_installed = true;
}
}
if ( empty( $action ) ) {
if ( is_main_site() ) {
$url = wp_nonce_url(
add_query_arg(
array(
'action' => 'install-plugin',
'plugin' => $plugin_slug,
'from' => 'import',
),
self_admin_url( 'update.php' )
),
'install-plugin_' . $plugin_slug
);
$action = sprintf(
'<a href="%1$s" class="install-now" data-slug="%2$s" data-name="%3$s" aria-label="%4$s">%5$s</a>',
esc_url( $url ),
esc_attr( $plugin_slug ),
esc_attr( $data[0] ),
/* translators: %s: Importer name. */
esc_attr( sprintf( _x( 'Install %s now', 'plugin' ), $data[0] ) ),
_x( 'Install Now', 'plugin' )
);
} else {
$action = sprintf(
/* translators: %s: URL to Import screen on the main site. */
__( 'This importer is not installed. Please install importers from <a href="%s">the main site</a>.' ),
get_admin_url( get_current_network_id(), 'import.php' )
);
}
}
} else {
$url = add_query_arg(
array(
'import' => $importer_id,
),
self_admin_url( 'admin.php' )
);
$action = sprintf(
'<a href="%1$s" aria-label="%2$s">%3$s</a>',
esc_url( $url ),
/* translators: %s: Importer name. */
esc_attr( sprintf( __( 'Run %s' ), $data[0] ) ),
__( 'Run Importer' )
);
$is_plugin_installed = true;
}
if ( ! $is_plugin_installed && is_main_site() ) {
$url = add_query_arg(
array(
'tab' => 'plugin-information',
'plugin' => $plugin_slug,
'from' => 'import',
'TB_iframe' => 'true',
'width' => 600,
'height' => 550,
),
network_admin_url( 'plugin-install.php' )
);
$action .= sprintf(
' | <a href="%1$s" class="thickbox open-plugin-details-modal" aria-label="%2$s">%3$s</a>',
esc_url( $url ),
/* translators: %s: Importer name. */
esc_attr( sprintf( __( 'More information about %s' ), $data[0] ) ),
__( 'Details' )
);
}
echo "
<tr class='importer-item'>
<td class='import-system'>
<span class='importer-title'>{$data[0]}</span>
<span class='importer-action'>{$action}</span>
</td>
<td class='desc'>
<span class='importer-desc'>{$data[1]}</span>
</td>
</tr>";
}
?>
</table>
<?php
}
if ( current_user_can( 'install_plugins' ) ) {
echo '<p>' . sprintf(
/* translators: %s: URL to Add Plugins screen. */
__( 'If the importer you need is not listed, <a href="%s">search the plugin directory</a> to see if an importer is available.' ),
esc_url( network_admin_url( 'plugin-install.php?tab=search&type=tag&s=importer' ) )
) . '</p>';
}
?>
</div>
<?php
wp_print_request_filesystem_credentials_modal();
wp_print_admin_notice_templates();
require_once ABSPATH . 'wp-admin/admin-footer.php';
|
