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implement user agent filter

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A new live-only filter block for user agent strings is now available.
It features the known exact, keyword and regular expression modes.
This commit is contained in:
Stefan Kalscheuer
2020-10-19 11:52:48 +02:00
parent e5c30c2183
commit a6cc821089
4 changed files with 254 additions and 1 deletions
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98
views/settings-page.php
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@ -88,6 +88,26 @@ if ( ! empty( $_POST['statifyblacklist'] ) ) {
);
}
// TODO: Extract user agent array.
if ( isset( $_POST['statifyblacklist']['ua']['blacklist'] ) ) {
$ua_string = sanitize_textarea_field( wp_unslash( $_POST['statifyblacklist']['ua']['blacklist'] ) );
}
if ( empty( trim( $ua_string ) ) ) {
$ua = array();
} else {
$ua = array_filter(
array_map(
function ( $a ) {
return trim( $a );
},
explode( "\r\n", str_replace( '\\\\', '\\', $ua_string ) )
),
function ( $a ) {
return ! empty( $a );
}
);
}
// Update options (data will be sanitized).
$statifyblacklist_update_result = StatifyBlacklist_Admin::update_options(
array(
@ -114,6 +134,13 @@ if ( ! empty( $_POST['statifyblacklist'] ) ) {
? (int) $_POST['statifyblacklist']['ip']['active'] : 0,
'blacklist' => $ip,
),
'ua' => array(
'active' => isset( $_POST['statifyblacklist']['ua']['active'] )
? (int) $_POST['statifyblacklist']['ua']['active'] : 0,
'regexp' => isset( $_POST['statifyblacklist']['ua']['regexp'] )
? (int) $_POST['statifyblacklist']['ua']['regexp'] : 0,
'blacklist' => $ua,
),
'version' => StatifyBlacklist::VERSION_MAIN,
)
);
@ -374,6 +401,77 @@ if ( ! empty( $_POST['statifyblacklist'] ) ) {
</tbody>
</table>
<h2><?php esc_html_e( 'User agent filter', 'statify-blacklist' ); ?></h2>
<table class="form-table">
<tbody>
<tr>
<th scope="row">
<label for="statify-blacklist_active_ua">
<?php esc_html_e( 'Activate live filter', 'statify-blacklist' ); ?>
</label>
</th>
<td>
<input type="checkbox" name="statifyblacklist[ua][active]" id="statify-blacklist_active_ua"
value="1" <?php checked( StatifyBlacklist::$options['ua']['active'], 1 ); ?>>
<p class="description">
<?php esc_html_e( 'Filter at time of tracking, before anything is stored', 'statify-blacklist' ); ?>
<br>
<?php esc_html_e( 'Cron execution is not possible for user agent filter, because the user agent is stored.', 'statify-blacklist' ); ?>
</p>
</td>
</tr>
<tr>
<th scope="row">
<label for="statify-blacklist_ua_regexp"><?php esc_html_e( 'Matching method', 'statify-blacklist' ); ?></label>
</th>
<td>
<select name="statifyblacklist[ua][regexp]" id="statify-blacklist_ua_regexp">
<option value="<?php print esc_attr( StatifyBlacklist::MODE_NORMAL ); ?>" <?php selected( StatifyBlacklist::$options['ua']['regexp'], StatifyBlacklist::MODE_NORMAL ); ?>>
<?php esc_html_e( 'Exact', 'statify-blacklist' ); ?>
</option>
<option value="<?php print esc_attr( StatifyBlacklist::MODE_KEYWORD ); ?>" <?php selected( StatifyBlacklist::$options['ua']['regexp'], StatifyBlacklist::MODE_KEYWORD ); ?>>
<?php esc_html_e( 'Keyword', 'statify-blacklist' ); ?>
</option>
<option value="<?php print esc_attr( StatifyBlacklist::MODE_REGEX ); ?>" <?php selected( StatifyBlacklist::$options['ua']['regexp'], StatifyBlacklist::MODE_REGEX ); ?>>
<?php esc_html_e( 'RegEx case-sensitive', 'statify-blacklist' ); ?>
</option>
<option value="<?php print esc_attr( StatifyBlacklist::MODE_REGEX_CI ); ?>" <?php selected( StatifyBlacklist::$options['ua']['regexp'], StatifyBlacklist::MODE_REGEX_CI ); ?>>
<?php esc_html_e( 'RegEx case-insensitive', 'statify-blacklist' ); ?>
</option>
</select>
<p class="description">
<?php esc_html_e( 'Exact', 'statify-blacklist' ); ?> - <?php esc_html_e( 'Match only given user agents', 'statify-blacklist' ); ?>
<br>
<?php esc_html_e( 'Keyword', 'statify-blacklist' ); ?> - <?php esc_html_e( 'Match every referer that contains one of the keywords', 'statify-blacklist' ); ?>
<br>
<?php esc_html_e( 'RegEx', 'statify-blacklist' ); ?> - <?php esc_html_e( 'Match user agent by regular expression', 'statify-blacklist' ); ?>
</p>
</td>
</tr>
<tr>
<th scope="row">
<label for="statify-blacklist_ua"><?php esc_html_e( 'User agent filter', 'statify-blacklist' ); ?></label>:
</th>
<td>
<textarea cols="40" rows="5" name="statifyblacklist[ua][blacklist]" id="statify-blacklist_ua"><?php
if ( empty( $statifyblacklist_update_result['ua'] ) ) {
print esc_html( implode( "\r\n", StatifyBlacklist::$options['ua']['blacklist'] ) );
} else {
print esc_html( implode( "\r\n", $statifyblacklist_update_result['ua']['sanitized'] ) );
}
?></textarea>
<p class="description">
<?php esc_html_e( 'Add one user agent string per line, e.g.', 'statify-blacklist' ); ?>
MyBot/1.23
</p>
</td>
</tr>
</tbody>
</table>
<p class="submit">
<input class="button-primary" type="submit" name="submit" value="<?php esc_html_e( 'Save Changes', 'statify-blacklist' ); ?>">
<hr>