From: maxious <maxious@azusa.(none)>
Date: Mon, 10 Jan 2011 12:14:17 +0000
Subject: Minor bus stop moving UI
X-Git-Url: http://maxious.lambdacomplex.org/git/?p=bus.git&a=commitdiff&h=26816d099ef20e6375066ad068fe92d33423a88b
---
Minor bus stop moving UI
---


--- /dev/null
+++ b/betweenpoint.move.php
@@ -1,1 +1,90 @@
-
+<?php
+  /*
+   * GeoPo Encode in PHP
+   * @author : Shintaro Inagaki
+   * @param $location (Array)
+   * @return $geopo (String)
+   */
+  function geopoEncode($lat, $lng)
+  {
+      // 64characters (number + big and small letter + hyphen + underscore)
+      $chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
+      
+      $geopo = "";
+      $scale = 7;
+      
+      // Change a degree measure to a decimal number
+      $lat = ($lat + 90) / 180 * pow(8, 10);
+      $lng = ($lng + 180) / 360 * pow(8, 10);
+      // Compute a GeoPo code from head and concatenate
+      for ($i = 0; $i < $scale; $i++) {
+          $geopo .= substr($chars, floor($lat / pow(8, 9 - $i) % 8) + floor($lng / pow(8, 9 - $i) % 8) * 8, 1);
+      }
+      return $geopo;
+  }
+  
+  /*
+   * GeoPo Decode in PHP
+   * @author : Shintaro Inagaki
+   * @param $geopo (String)
+   * @return $location (Array)
+   */
+  function geopoDecode($geopo)
+  {
+      // 64characters (number + big and small letter + hyphen + underscore)
+      $chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
+      // Array for geolocation
+      $location = array();
+      
+      for ($i = 0; $i < strlen($geopo); $i++) {
+          // What number of character that equal to a GeoPo code (0-63)
+          $order = strpos($chars, substr($geopo, $i, 1));
+          // Lat/Lng plus geolocation value of scale 
+          $location['lat'] = $location['lat'] + floor($order % 8) * pow(8, 9 - $i);
+          $location['lng'] = $location['lng'] + floor($order / 8) * pow(8, 9 - $i);
+      }
+      
+      // Change a decimal number to a degree measure, and plus revised value that shift center of area
+      $location['lat'] = $location['lat'] * 180 / pow(8, 10) + 180 / pow(8, strlen($geopo)) / 2 - 90;
+      $location['lng'] = $location['lng'] * 360 / pow(8, 10) + 360 / pow(8, strlen($geopo)) / 2 - 180;
+      $location['scale'] = strlen($geopo);
+      
+      return $location;
+  }
+  
+  $conn = pg_connect("dbname=bus user=postgres password=snmc");
+  if (!$conn) {
+      echo "An error occured.\n";
+      exit;
+  }
+  if ($_REQUEST['newlatlng']) {
+      $latlng = explode(";", $_REQUEST['newlatlng']);
+      $lat = (float)$latlng[0];
+      $lng = (float)$latlng[1];
+      
+      $geoPo = geopoEncode($lat, $lng);
+      $nodelat = (int)($lat * 10000000);
+      $nodelon = (int)($lng * 10000000);
+      echo($nodelat . "," . $nodelon . "=$geoPo<br>");
+      $sql = "UPDATE stops SET geohash='$geoPo', lat='$nodelat', lng='$nodelon' WHERE geohash = '{$_REQUEST['oldgeopo']}'";
+      $result = pg_query($conn, $sql);
+      if (!$result) {
+          echo("Error in SQL query: " . pg_last_error() . "<br>\n");
+      } else {
+      echo $_REQUEST['oldgeopo'] . " replaced with $geoPo <br>";
+      $updatedroutes = 0;
+      $result_outdatedroutes = pg_query($conn, "Select * FROM between_stops where points LIKE '%" . $_REQUEST['oldgeopo'] . ";%'");
+      while ($outdatedroute = pg_fetch_assoc($result_outdatedroutes)) {
+          $newpoints = str_replace($_REQUEST['oldgeopo'], $geoPo, $outdatedroute['points']);
+          $sql = "UPDATE  between_stops set points='$newpoints' where fromlocation = '{$outdatedroute['fromlocation']}' AND tolocation = '{$outdatedroute['tolocation']}' ";
+          $result = pg_query($conn, $sql);
+          if (!$result) {
+              echo("Error in SQL query: " . pg_last_error() . "<br>\n");
+          }
+          $updatedroutes++;
+      }
+      echo "updated $updatedroutes routes<br>";
+      }
+  }
+  flush();
+?>

--- a/betweenpoint.php
+++ b/betweenpoint.php
@@ -10,11 +10,46 @@
     // create the ol map object
     var map = new OpenLayers.Map('map');
     
-  var osmtiles = new OpenLayers.Layer.OSM("local", "http://127.0.0.1/tiles/${z}/${x}/${y}.png")
+  var osmtiles = new OpenLayers.Layer.OSM("local", "http://10.0.1.154/tiles/${z}/${x}/${y}.png")
 // use http://open.atlas.free.fr/GMapsTransparenciesImgOver.php and http://code.google.com/p/googletilecutter/ to make tiles
     markers = new OpenLayers.Layer.Markers("Between Stop Markers");
  
-
+ //hanlde mousedown on regions that are not points by reporting latlng
+OpenLayers.Control.Click = OpenLayers.Class(OpenLayers.Control, {                
+                defaultHandlerOptions: {
+                    'single': true,
+                    'double': false,
+                    'pixelTolerance': 0,
+                    'stopSingle': false,
+                    'stopDouble': false
+                },
+ 
+                initialize: function(options) {
+                    this.handlerOptions = OpenLayers.Util.extend(
+                        {}, this.defaultHandlerOptions
+                    );
+                    OpenLayers.Control.prototype.initialize.apply(
+                        this, arguments
+                    ); 
+                    this.handler = new OpenLayers.Handler.Click(
+                        this, {
+                            'click': this.trigger
+                        }, this.handlerOptions
+                    );
+                }, 
+ 
+                trigger: function(e) {
+                    var lonlat = map.getLonLatFromViewPortPx(e.xy).transform(
+            new OpenLayers.Projection("EPSG:900913"),
+	    new OpenLayers.Projection("EPSG:4326")
+            );
+                    $('form input[name="newlatlng"]').val(lonlat.lat + ";" + lonlat.lon );
+                }
+ 
+            });
+          var click = new OpenLayers.Control.Click();
+                map.addControl(click);
+                click.activate();
 <?php
   $conn = pg_connect("dbname=bus user=postgres password=snmc");
   if (!$conn) {
@@ -34,7 +69,9 @@
             marker.id="' . $stop['geohash'] . '";
             markers.addMarker(marker);
 marker.events.register("mousedown", marker, function() {
+
 document.getElementById("between_points").innerHTML += this.id+";";
+$(\'form input[name="oldgeopo"]\').val(this.id);
 });
 ';
   }
@@ -55,7 +92,12 @@
 	return false;
       });
 };
-
+function submitMove () {
+        $.post("betweenpoint.move.php", $("#moveform").serialize(), function(html){
+        $("#response").html(html);
+	return false;
+      });
+};
 function OnChange(dropdown)
 {
     var myindex  = dropdown.selectedIndex
@@ -178,6 +220,12 @@
 <br>
 <textarea name="between_points" id="between_points" rows="1" cols="120"></textarea>
 </form>
+    <form id="moveform">
+oldgeopo <input type="text" name="oldgeopo" id="oldgeopo"/>
+newlatlng <input type="text" name="newlatlng" id="newlatlng" size="60"/>
+ <input type="button" onclick="javascript:submitMove()" value="Move!">
+
+</form> 
 <div id="response">
     <!-- Our message will be echoed out here -->
   </div>

--- a/busui/index.php
+++ b/busui/index.php
@@ -7,7 +7,7 @@
  session_destroy();
  if (isset($_REQUEST['service_period'])) $_SESSION['service_period'] = $_REQUEST['service_period'];
  if (isset($_REQUEST['time'])) $_SESSION['time'] = $_REQUEST['time'];
- 
+ // todo take in cellids and crossreference with http://realtimeblog.free.fr/latest/cellular/processed/sqlite/505_sqlite_zones.zip to estimate location
 include_header("bus.lambdacomplex.org",false, true)
 ?>
 <div data-role="page" data-theme="b" id="jqm-home" class="ui-page ui-body-b ui-page-active">