fix cadence

added avg cadence

readme.txt

@@ -5,7 +5,7 @@ Donate link: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_i
 Tags: maps, gpx, gps, graph, chart, leaflet, track, garmin, image, nextgen-gallery, nextgen, exif, OpenStreetMap, OpenCycleMap, Hike&Bike, heart rate, heartrate, cadence
 Requires at least: 2.0.0
 Tested up to: 4.9.8
-Stable tag: 1.6.04
+Stable tag: 1.6.05
 
 Draws a gpx track with altitude graph. You can also display your nextgen gallery images in the map.
 
@@ -153,6 +153,9 @@ Yes!
 1. Altitude & Speed & Hearth rate
 
 == Changelog ==
+= 1.6.05 = 
+* Added avg cadence (thanks to 	cyclinggeorgian)
+* fix cadence in old gpx devices
 = 1.6.04 = 
 * NGG gallery is working
 * Getting HR, Cad and Temp working again (thanks to cyclinggeorgian)

wp-gpx-maps.php

@@ -3,7 +3,7 @@
  * Plugin Name: WP-GPX-Maps
  * Plugin URI: http://www.devfarm.it/
  * Description: Draws a GPX track with altitude chart
- * Version: 1.6.04
+ * Version: 1.6.05
  * Author: Bastianon Massimo
  * Author URI: http://www.devfarm.it/
  * Text Domain: wp-gpx-maps
@@ -280,6 +280,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 	$p_total_ele_up =     wpgpxmaps_findValue($attr, "summaryeleup",       "wpgpxmaps_summary_total_ele_up",   false);
 	$p_total_ele_down =   wpgpxmaps_findValue($attr, "summaryeledown",     "wpgpxmaps_summary_total_ele_down", false);
 	$p_avg_speed =        wpgpxmaps_findValue($attr, "summaryavgspeed",    "wpgpxmaps_summary_avg_speed",      false);
+	$p_avg_cad =          wpgpxmaps_findValue($attr, "summaryavgcad",      "wpgpxmaps_summary_avg_cad",      false);
 	$p_total_time =       wpgpxmaps_findValue($attr, "summarytotaltime",   "wpgpxmaps_summary_total_time",     false);
 	
 	$usegpsposition =     wpgpxmaps_findValue($attr, "usegpsposition",     "wpgpxmaps_usegpsposition",         false);
@@ -296,7 +297,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 	} else {
 		$mtime = 0;
 	}
-	$cacheFileName = "$gpx,$mtime,$w,$mh,$mt,$gh,$showEle,$showW,$showHr,$showAtemp,$showCad,$donotreducegpx,$pointsoffset,$showSpeed,$showGrade,$uomspeed,$uom,$distanceType,v1.3.9";
+	$cacheFileName = "$gpx,$mtime,$w,$mh,$mt,$gh,$showEle,$showW,$showHr,$showAtemp,$showCad,$donotreducegpx,$avg_cad,$pointsoffset,$showSpeed,$showGrade,$uomspeed,$uom,$distanceType,v1.3.9";
 
 	$cacheFileName = md5($cacheFileName);
 	
@@ -332,6 +333,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 			$total_ele_up = $cache_obj["total_ele_up"];
 			$total_ele_down = $cache_obj["total_ele_down"];
 			$avg_speed = $cache_obj["avg_speed"];
+			$avg_cad = $cache_obj["avg_cad"];
 			$tot_len = $cache_obj["tot_len"];
 			
 		} catch (Exception $e) {
@@ -354,6 +356,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 			$total_ele_up = 0;
 			$total_ele_down = 0;
 			$avg_speed = 0;
+			$avg_cad = 0;
 			$tot_len = 0;
 		}
 	}
@@ -402,6 +405,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 		$total_ele_up = $points->totalEleUp;
 		$total_ele_down = $points->totalEleDown;
 		$avg_speed = $points->avgSpeed;
+		$avg_cad = $points->avgCad;
 		$tot_len = $points->totalLength;
 			
 		if (is_array ($points_x_lat))
@@ -637,6 +641,7 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 										"total_ele_up"        => $total_ele_up,
 										"total_ele_down"      => $total_ele_down,
 										"avg_speed"           => $avg_speed,
+										"avg_cad"             => $avg_cad,
 										"tot_len"             => $tot_len,
 										"max_time"			  => $max_time,
 										"min_time"			  => $min_time
@@ -744,6 +749,10 @@ function handle_WP_GPX_Maps_Shortcodes($attr, $content='')
 		{
 			$output .= "<span class='avgspeed'><span class='summarylabel'>".__("Average speed", "wp-gpx-maps").":</span><span class='summaryvalue'> $avg_speed</span></span><br />";
 		}
+		if ($points_graph_cad != '' && $p_avg_cad == 'true')
+		{
+			$output .= "<span class='avgcad'><span class='summarylabel'>".__("Average cadence", "wp-gpx-maps").":</span><span class='summaryvalue'> $avg_cad</span></span><br />";
+		}
 		if ($p_total_time == 'true' && $max_time > 0)
 		{		
 			$time_diff = date("H:i:s", ($max_time - $min_time));

wp-gpx-maps_admin.php

@@ -141,7 +141,7 @@ function WP_GPX_Maps_html_page() {
 </li><li><b>summaryminele</b>: Print Min Elevation in summary table (default is FALSE)
 </li><li><b>summaryeleup</b>: Print Total climbing in summary table (default is FALSE)
 </li><li><b>summaryeledown</b>: Print Total descent in summary table (default is FALSE)
-</li><li><b>summaryavgspeed</b>: Print Average Speed in summary table (default is FALSE)
+</li><li><b>summaryavgspeed</b>: Print Average Speed in summary table (default is FALSE)</li><li><b>summaryavgcad</b>: Print Average Cadence in summary table (default is FALSE)
 </li><li><b>summarytotaltime</b>: Print Total time in summary table (default is FALSE)  </li>
 			</ul>
 		

wp-gpx-maps_admin_settings.php

@@ -26,7 +26,7 @@
 	$max_ele = get_option("wpgpxmaps_summary_max_ele");	
 	$total_ele_up = get_option("wpgpxmaps_summary_total_ele_up");
 	$total_ele_down = get_option("wpgpxmaps_summary_total_ele_down");
-	$avg_speed = get_option("wpgpxmaps_summary_avg_speed");
+	$avg_speed = get_option("wpgpxmaps_summary_avg_speed");	$avg_cad = get_option("wpgpxmaps_summary_avg_cad");
 	$total_time = get_option("wpgpxmaps_summary_total_time");
 	
 	$usegpsposition = get_option("wpgpxmaps_usegpsposition");	
@@ -152,23 +152,23 @@
 			</td>
 		</tr>
 		<tr>
-			<th scope="row">Min Elevation:</th>
+			<th scope="row">Total climbing:</th>
 			<td>
 				<input name="wpgpxmaps_summary_total_ele_up" type="checkbox" value="true" <?php if($total_ele_up == true){echo('checked');} ?> onchange="this.value = (this.checked)"  /> <i>Print Total climbing</i>
 			</td>
 		</tr>
 		<tr>
-			<th scope="row">Min Elevation:</th>
+			<th scope="row">Total descent:</th>
 			<td>
 				<input name="wpgpxmaps_summary_total_ele_down" type="checkbox" value="true" <?php if($total_ele_down == true){echo('checked');} ?> onchange="this.value = (this.checked)"  /> <i>Print Total descent</i>
 			</td>
 		</tr>
 		<tr>
-			<th scope="row">Min Elevation:</th>
+			<th scope="row">Average Speed:</th>
 			<td>
 				<input name="wpgpxmaps_summary_avg_speed" type="checkbox" value="true" <?php if($avg_speed == true){echo('checked');} ?> onchange="this.value = (this.checked)"  /> <i>Print Average Speed</i>
 			</td>
-		</tr>
+		</tr>		<tr> 			<th scope="row">Average Cadence:</th>			<td>				<input name="wpgpxmaps_summary_avg_cad" type="checkbox" value="true" <?php if($avg_cad == true){echo('checked');} ?> onchange="this.value = (this.checked)"  /> <i>Print Average Cadence</i>			</td> 		</tr>
 		<tr>
 			<th scope="row">Total time:</th>
 			<td>
@@ -180,7 +180,7 @@
 	
 	<p class="submit">
 		<input type="hidden" name="action" value="update" />
-    	<input name="page_options" type="hidden" value="wpgpxmaps_summary,wpgpxmaps_summary_tot_len,wpgpxmaps_summary_max_ele,wpgpxmaps_summary_min_ele,wpgpxmaps_summary_total_ele_up,wpgpxmaps_summary_total_ele_down,wpgpxmaps_summary_avg_speed,wpgpxmaps_summary_total_time" />
+    	<input name="page_options" type="hidden" value="wpgpxmaps_summary,wpgpxmaps_summary_tot_len,wpgpxmaps_summary_max_ele,wpgpxmaps_summary_min_ele,wpgpxmaps_summary_total_ele_up,wpgpxmaps_summary_total_ele_down,wpgpxmaps_summary_avg_speed,wpgpxmaps_summary_avg_cad,wpgpxmaps_summary_total_time" />
 		<input type="submit" class="button-primary" value="<?php _e('Save Changes', "wp_gpx_maps") ?>" />
 	</p>
 

wp-gpx-maps_utils.php

@@ -211,6 +211,7 @@
 		$points->totalEleUp = 0;
 		$points->totalEleDown = 0;
 		$points->avgSpeed = 0;
+		$points->avgCad = 0;
 		$points->totalLength = 0;
 		
 		$gpx = simplexml_load_file($filePath);	
@@ -235,7 +236,6 @@
 				
 				$trk->registerXPathNamespace('a', 'http://www.topografix.com/GPX/1/0');
 				$trk->registerXPathNamespace('b', 'http://www.topografix.com/GPX/1/1');
-				$trk->registerXPathNamespace('ns3', 'http://www.garmin.com/xmlschemas/TrackPointExtension/v1');
 
 				$trkpts = $trk->xpath('//trkpt | //a:trkpt | //b:trkpt');
 				
@@ -272,6 +272,13 @@
 							$atemp = @$tpe["ns3:atemp"];
 							$cad =   @$tpe["ns3:cad"];			
 						}
+						else if (isset($arr['gpxtpx:TrackPointExtension']))
+						{
+							$tpe = $arr['gpxtpx:TrackPointExtension'];
+							$hr =    @$tpe["gpxtpx:hr"];
+							$atemp = @$tpe["gpxtpx:atemp"];
+							$cad =   @$tpe["gpxtpx:cad"];			
+						}
 						else if (isset($arr['TrackPointExtension']))
 						{
 							$tpe = $arr['TrackPointExtension'];
@@ -362,8 +369,6 @@
 							array_push($points->speed, (float)round($avgSpeed, 1) );
 							array_push($points->hr, 	$hr);
 							array_push($points->atemp,	$atemp);						
-							
-							
 							array_push($points->cad, 	$cad);
 							array_push($points->grade, (float)round($grade, 2) );
 							
@@ -415,13 +420,18 @@
 				$_ele = array_filter($points->ele);
 				$_dist = array_filter($points->dist);
 				$_speed = array_filter($points->speed);
+				$_cad = array_filter($points->cad);
+				
 				$points->maxEle = max($_ele);
 				$points->minEle = min($_ele);
 				$points->totalLength = max($_dist);
 				$points->maxTime = max($_time);
 				$points->minTime = min($_time);
 										
+				$points->avgCad = (float)round(array_sum($_cad) / count($_cad), 0);			
 				$points->avgSpeed = array_sum($_speed) / count($_speed);
+				
+				
 			} catch (Exception $e) { }
 		
 		}