Source
File: wp-admin/includes/plugin-install.php
function install_plugin_information() {
global $tab;
if ( empty( $_REQUEST['plugin'] ) ) {
return;
}
$api = plugins_api(
'plugin_information',
array(
'slug' => wp_unslash( $_REQUEST['plugin'] ),
)
);
if ( is_wp_error( $api ) ) {
wp_die( $api );
}
$plugins_allowedtags = array(
'a' => array(
'href' => array(),
'title' => array(),
'target' => array(),
),
'abbr' => array( 'title' => array() ),
'acronym' => array( 'title' => array() ),
'code' => array(),
'pre' => array(),
'em' => array(),
'strong' => array(),
'div' => array( 'class' => array() ),
'span' => array( 'class' => array() ),
'p' => array(),
'br' => array(),
'ul' => array(),
'ol' => array(),
'li' => array(),
'h1' => array(),
'h2' => array(),
'h3' => array(),
'h4' => array(),
'h5' => array(),
'h6' => array(),
'img' => array(
'src' => array(),
'class' => array(),
'alt' => array(),
),
'blockquote' => array( 'cite' => true ),
);
$plugins_section_titles = array(
'description' => _x( 'Description', 'Plugin installer section title' ),
'installation' => _x( 'Installation', 'Plugin installer section title' ),
'faq' => _x( 'FAQ', 'Plugin installer section title' ),
'screenshots' => _x( 'Screenshots', 'Plugin installer section title' ),
'changelog' => _x( 'Changelog', 'Plugin installer section title' ),
'reviews' => _x( 'Reviews', 'Plugin installer section title' ),
'other_notes' => _x( 'Other Notes', 'Plugin installer section title' ),
);
// Sanitize HTML.
foreach ( (array) $api->sections as $section_name => $content ) {
$api->sections[ $section_name ] = wp_kses( $content, $plugins_allowedtags );
}
foreach ( array( 'version', 'author', 'requires', 'tested', 'homepage', 'downloaded', 'slug' ) as $key ) {
if ( isset( $api->$key ) ) {
$api->$key = wp_kses( $api->$key, $plugins_allowedtags );
}
}
$_tab = esc_attr( $tab );
// Default to the Description tab, Do not translate, API returns English.
$section = isset( $_REQUEST['section'] ) ? wp_unslash( $_REQUEST['section'] ) : 'description';
if ( empty( $section ) || ! isset( $api->sections[ $section ] ) ) {
$section_titles = array_keys( (array) $api->sections );
$section = reset( $section_titles );
}
iframe_header( __( 'Plugin Installation' ) );
$_with_banner = '';
if ( ! empty( $api->banners ) && ( ! empty( $api->banners['low'] ) || ! empty( $api->banners['high'] ) ) ) {
$_with_banner = 'with-banner';
$low = empty( $api->banners['low'] ) ? $api->banners['high'] : $api->banners['low'];
$high = empty( $api->banners['high'] ) ? $api->banners['low'] : $api->banners['high'];
?>
<style type="text/css">
#plugin-information-title.with-banner {
background-image: url( <?php echo esc_url( $low ); ?> );
}
@media only screen and ( -webkit-min-device-pixel-ratio: 1.5 ) {
#plugin-information-title.with-banner {
background-image: url( <?php echo esc_url( $high ); ?> );
}
}
</style>
<?php
}
echo '<div id="plugin-information-scrollable">';
echo "<div id='{$_tab}-title' class='{$_with_banner}'><div class='vignette'></div><h2>{$api->name}</h2></div>";
echo "<div id='{$_tab}-tabs' class='{$_with_banner}'>\n";
foreach ( (array) $api->sections as $section_name => $content ) {
if ( 'reviews' === $section_name && ( empty( $api->ratings ) || 0 === array_sum( (array) $api->ratings ) ) ) {
continue;
}
if ( isset( $plugins_section_titles[ $section_name ] ) ) {
$title = $plugins_section_titles[ $section_name ];
} else {
$title = ucwords( str_replace( '_', ' ', $section_name ) );
}
$class = ( $section_name === $section ) ? ' class="current"' : '';
$href = add_query_arg(
array(
'tab' => $tab,
'section' => $section_name,
)
);
$href = esc_url( $href );
$san_section = esc_attr( $section_name );
echo "\t<a name='$san_section' href='$href' $class>$title</a>\n";
}
echo "</div>\n";
?>
<div id="<?php echo $_tab; ?>-content" class='<?php echo $_with_banner; ?>'>
<div class="fyi">
<ul>
<?php if ( ! empty( $api->version ) ) { ?>
<li><strong><?php _e( 'Version:' ); ?></strong> <?php echo $api->version; ?></li>
<?php } if ( ! empty( $api->author ) ) { ?>
<li><strong><?php _e( 'Author:' ); ?></strong> <?php echo links_add_target( $api->author, '_blank' ); ?></li>
<?php } if ( ! empty( $api->last_updated ) ) { ?>
<li><strong><?php _e( 'Last Updated:' ); ?></strong>
<?php
/* translators: %s: Human-readable time difference. */
printf( __( '%s ago' ), human_time_diff( strtotime( $api->last_updated ) ) );
?>
</li>
<?php } if ( ! empty( $api->requires ) ) { ?>
<li>
<strong><?php _e( 'Requires WordPress Version:' ); ?></strong>
<?php
/* translators: %s: Version number. */
printf( __( '%s or higher' ), $api->requires );
?>
</li>
<?php } if ( ! empty( $api->tested ) ) { ?>
<li><strong><?php _e( 'Compatible up to:' ); ?></strong> <?php echo $api->tested; ?></li>
<?php } if ( ! empty( $api->requires_php ) ) { ?>
<li>
<strong><?php _e( 'Requires PHP Version:' ); ?></strong>
<?php
/* translators: %s: Version number. */
printf( __( '%s or higher' ), $api->requires_php );
?>
</li>
<?php } if ( isset( $api->active_installs ) ) { ?>
<li><strong><?php _e( 'Active Installations:' ); ?></strong>
<?php
if ( $api->active_installs >= 1000000 ) {
$active_installs_millions = floor( $api->active_installs / 1000000 );
printf(
/* translators: %s: Number of millions. */
_nx( '%s+ Million', '%s+ Million', $active_installs_millions, 'Active plugin installations' ),
number_format_i18n( $active_installs_millions )
);
} elseif ( 0 == $api->active_installs ) {
_ex( 'Less Than 10', 'Active plugin installations' );
} else {
echo number_format_i18n( $api->active_installs ) . '+';
}
?>
</li>
<?php } if ( ! empty( $api->slug ) && empty( $api->external ) ) { ?>
<li><a target="_blank" href="<?php echo __( 'https://wordpress.org/plugins/' ) . $api->slug; ?>/"><?php _e( 'WordPress.org Plugin Page »' ); ?></a></li>
<?php } if ( ! empty( $api->homepage ) ) { ?>
<li><a target="_blank" href="<?php echo esc_url( $api->homepage ); ?>"><?php _e( 'Plugin Homepage »' ); ?></a></li>
<?php } if ( ! empty( $api->donate_link ) && empty( $api->contributors ) ) { ?>
<li><a target="_blank" href="<?php echo esc_url( $api->donate_link ); ?>"><?php _e( 'Donate to this plugin »' ); ?></a></li>
<?php } ?>
</ul>
<?php if ( ! empty( $api->rating ) ) { ?>
<h3><?php _e( 'Average Rating' ); ?></h3>
<?php
wp_star_rating(
array(
'rating' => $api->rating,
'type' => 'percent',
'number' => $api->num_ratings,
)
);
?>
<p aria-hidden="true" class="fyi-description">
<?php
printf(
/* translators: %s: Number of ratings. */
_n( '(based on %s rating)', '(based on %s ratings)', $api->num_ratings ),
number_format_i18n( $api->num_ratings )
);
?>
</p>
<?php
}
if ( ! empty( $api->ratings ) && array_sum( (array) $api->ratings ) > 0 ) {
?>
<h3><?php _e( 'Reviews' ); ?></h3>
<p class="fyi-description"><?php _e( 'Read all reviews on WordPress.org or write your own!' ); ?></p>
<?php
foreach ( $api->ratings as $key => $ratecount ) {
// Avoid div-by-zero.
$_rating = $api->num_ratings ? ( $ratecount / $api->num_ratings ) : 0;
$aria_label = esc_attr(
sprintf(
/* translators: 1: Number of stars (used to determine singular/plural), 2: Number of reviews. */
_n(
'Reviews with %1$d star: %2$s. Opens in a new tab.',
'Reviews with %1$d stars: %2$s. Opens in a new tab.',
$key
),
$key,
number_format_i18n( $ratecount )
)
);
?>
<div class="counter-container">
<span class="counter-label">
<?php
printf(
'<a href="%s" target="_blank" aria-label="%s">%s</a>',
"https://wordpress.org/support/plugin/{$api->slug}/reviews/?filter={$key}",
$aria_label,
/* translators: %s: Number of stars. */
sprintf( _n( '%d star', '%d stars', $key ), $key )
);
?>
</span>
<span class="counter-back">
<span class="counter-bar" style="width: <?php echo 92 * $_rating; ?>px;"></span>
</span>
<span class="counter-count" aria-hidden="true"><?php echo number_format_i18n( $ratecount ); ?></span>
</div>
<?php
}
}
if ( ! empty( $api->contributors ) ) {
?>
<h3><?php _e( 'Contributors' ); ?></h3>
<ul class="contributors">
<?php
foreach ( (array) $api->contributors as $contrib_username => $contrib_details ) {
$contrib_name = $contrib_details['display_name'];
if ( ! $contrib_name ) {
$contrib_name = $contrib_username;
}
$contrib_name = esc_html( $contrib_name );
$contrib_profile = esc_url( $contrib_details['profile'] );
$contrib_avatar = esc_url( add_query_arg( 's', '36', $contrib_details['avatar'] ) );
echo "<li><a href='{$contrib_profile}' target='_blank'><img src='{$contrib_avatar}' width='18' height='18' alt='' />{$contrib_name}</a></li>";
}
?>
</ul>
<?php if ( ! empty( $api->donate_link ) ) { ?>
<a target="_blank" href="<?php echo esc_url( $api->donate_link ); ?>"><?php _e( 'Donate to this plugin »' ); ?></a>
<?php } ?>
<?php } ?>
</div>
<div id="section-holder">
<?php
$requires_php = isset( $api->requires_php ) ? $api->requires_php : null;
$requires_wp = isset( $api->requires ) ? $api->requires : null;
$compatible_php = is_php_version_compatible( $requires_php );
$compatible_wp = is_wp_version_compatible( $requires_wp );
$tested_wp = ( empty( $api->tested ) || version_compare( get_bloginfo( 'version' ), $api->tested, '<=' ) );
if ( ! $compatible_php ) {
echo '<div class="notice notice-error notice-alt"><p>';
_e( '<strong>Error:</strong> This plugin <strong>requires a newer version of PHP</strong>.' );
if ( current_user_can( 'update_php' ) ) {
printf(
/* translators: %s: URL to Update PHP page. */
' ' . __( '<a href="%s" target="_blank">Click here to learn more about updating PHP</a>.' ),
esc_url( wp_get_update_php_url() )
);
wp_update_php_annotation( '</p><p><em>', '</em>' );
} else {
echo '</p>';
}
echo '</div>';
}
if ( ! $tested_wp ) {
echo '<div class="notice notice-warning notice-alt"><p>';
_e( '<strong>Warning:</strong> This plugin <strong>has not been tested</strong> with your current version of WordPress.' );
echo '</p></div>';
} elseif ( ! $compatible_wp ) {
echo '<div class="notice notice-error notice-alt"><p>';
_e( '<strong>Error:</strong> This plugin <strong>requires a newer version of WordPress</strong>.' );
if ( current_user_can( 'update_core' ) ) {
printf(
/* translators: %s: URL to WordPress Updates screen. */
' ' . __( '<a href="%s" target="_parent">Click here to update WordPress</a>.' ),
self_admin_url( 'update-core.php' )
);
}
echo '</p></div>';
}
foreach ( (array) $api->sections as $section_name => $content ) {
$content = links_add_base_url( $content, 'https://wordpress.org/plugins/' . $api->slug . '/' );
$content = links_add_target( $content, '_blank' );
$san_section = esc_attr( $section_name );
$display = ( $section_name === $section ) ? 'block' : 'none';
echo "\t<div id='section-{$san_section}' class='section' style='display: {$display};'>\n";
echo $content;
echo "\t</div>\n";
}
echo "</div>\n";
echo "</div>\n";
echo "</div>\n"; // #plugin-information-scrollable
echo "<div id='$tab-footer'>\n";
if ( ! empty( $api->download_link ) && ( current_user_can( 'install_plugins' ) || current_user_can( 'update_plugins' ) ) ) {
$status = install_plugin_install_status( $api );
switch ( $status['status'] ) {
case 'install':
if ( $status['url'] ) {
if ( $compatible_php && $compatible_wp ) {
echo '<a data-slug="' . esc_attr( $api->slug ) . '" id="plugin_install_from_iframe" class="button button-primary right" href="' . $status['url'] . '" target="_parent">' . __( 'Install Now' ) . '</a>';
} else {
printf(
'<button type="button" class="button button-primary button-disabled right" disabled="disabled">%s</button>',
_x( 'Cannot Install', 'plugin' )
);
}
}
break;
case 'update_available':
if ( $status['url'] ) {
if ( $compatible_php ) {
echo '<a data-slug="' . esc_attr( $api->slug ) . '" data-plugin="' . esc_attr( $status['file'] ) . '" id="plugin_update_from_iframe" class="button button-primary right" href="' . $status['url'] . '" target="_parent">' . __( 'Install Update Now' ) . '</a>';
} else {
printf(
'<button type="button" class="button button-primary button-disabled right" disabled="disabled">%s</button>',
_x( 'Cannot Update', 'plugin' )
);
}
}
break;
case 'newer_installed':
/* translators: %s: Plugin version. */
echo '<a class="button button-primary right disabled">' . sprintf( __( 'Newer Version (%s) Installed' ), $status['version'] ) . '</a>';
break;
case 'latest_installed':
echo '<a class="button button-primary right disabled">' . __( 'Latest Version Installed' ) . '</a>';
break;
}
}
echo "</div>\n";
iframe_footer();
exit;
}