https://legacy.forums.gravityhelp.com/topic/dynamically-populate-fields-sanity-check Gravity Support Forums Topic: Dynamically populate fields sanity check en-US Mon, 20 Apr 2026 02:55:27 +0000 http://bbpress.org/?v=1.0.1 q https://legacy.forums.gravityhelp.com/search.php https://legacy.forums.gravityhelp.com/topic/dynamically-populate-fields-sanity-check#post-26662 Tue, 31 May 2011 18:44:30 +0000 rbl 26662@https://legacy.forums.gravityhelp.com/ <p>Duh moment! Thanks David! =)</p> <p>Ricardo </p> https://legacy.forums.gravityhelp.com/topic/dynamically-populate-fields-sanity-check#post-26600 Mon, 30 May 2011 15:55:58 +0000 David Smith 26600@https://legacy.forums.gravityhelp.com/ <p>Hi Ricardo,</p> <p>If you change the single quotes to double quotes on this line:</p> <pre><code>[php] $json = file_get_contents(&#39;http://freegeoip.appspot.com/json/$ip&#39;);</code></pre> <p>...you should be golden. PHP does not parse single quoted lines for variables so the IP is not being passed. </p> https://legacy.forums.gravityhelp.com/topic/dynamically-populate-fields-sanity-check#post-26562 Sun, 29 May 2011 17:32:55 +0000 rbl 26562@https://legacy.forums.gravityhelp.com/ <p>Hi!<br /> I want to use my form results in a map so I'm trying to get the user's latitude and longitude pair into the entry.<br /> I created 2 fields, "lat" and "lon", activated the option to dynamically populate and entered the same name in the parameter field ("lat" and "lon" respectively).</p> <p>I then added the following code to my functions php (omitted code for longitude as it's the same) but my fields are not being populated.</p> <p>JSON parsing works, field population works (tested static text) but together they don't work.<br /> Does anyone knows why?</p> <pre><code>add_filter(&quot;gform_field_value_lat&quot;, &quot;populate_lat&quot;); function populate_lat($value){ $ip = RGFormsModel::get_ip(); $json = file_get_contents(&#39;http://freegeoip.appspot.com/json/$ip&#39;); $expression = json_decode($json); $lat = $expression-&gt;latitude; return $lat; }</code></pre> <p>Thanks!<br /> Ricardo </p>