This plugin is outdated and might not be supported anymore
Jetpack Widget Visibility – Query Args

Jetpack Widget Visibility – Query Args

Details
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The Jetpack visibility module is appended to the bottom of all widgets (including 3rd parties). This plugin adds a “Query Args” option so that you can add a key value pair. For example, show a promotional text widget when someone enters a specific search.

Details

Plugin code:
jetpack-widget-visibility-additional-fields-query-args
Plugin version:
1.0.0
Outdated:
Yes
WP version:
3.5.1 or higher
PHP version:
or higher
Test up to WP version:
4.0.38
Total installations:
10
Last updated:
2014-12-18
Rating:
Times rated:
0
extend
jetpack
visibility
widget