1 | //var newLat, newLng = 0;
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2 | var _docList = new Array();
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3 | _docList.ids = new Array();
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4 | _docList.getDocByIndex = function(index)
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5 | {
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6 | return _docList[_docList.ids[index]];
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7 | };
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8 |
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9 | var _map;
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10 | var _intervalHandle;
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11 | var _baseURL = document.URL.substring(0, document.URL.indexOf("?") + 1);
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12 | var _retrievedClassifiers = new Array();
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13 | var _preventLoopingSingleMarker = false;
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14 | var _searchRunning = false;
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15 | var _nearbyDocs = new Array();
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16 | var _scrollThroughDefault = true;
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17 |
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18 | function initializeMapScripts()
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19 | {
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20 | modifyFunctions();
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21 | setUpMap();
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22 |
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23 | var jsonNodeDiv = $("#jsonNodes");
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24 | if(jsonNodeDiv.length)
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25 | {
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26 | console.log("@@@ JSON node div html: " + jsonNodeDiv.html());
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27 | var jsonNodes = eval(jsonNodeDiv.html());
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28 |
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29 | if(jsonNodes && jsonNodes.length > 0)
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30 | {
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31 | for(var i = 0; i < jsonNodes.length; i++)
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32 | {
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33 | _docList[jsonNodes[i].nodeID] = jsonNodes[i];
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34 | _docList.ids.push(jsonNodes[i].nodeID);
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35 | console.log("@@@ JSON node: " + jsonNodes[i]);
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36 | createMarker(jsonNodes[i], true);
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37 | }
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38 | updateMap();
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39 | }
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40 | else
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41 | {
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42 | //$("#map_canvas").css({visibility:"hidden", height:"0px"});
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43 | $("#map_canvas").css({visibility:"hidden"});
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44 | //console.log("suppressing hiding the map");
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45 | }
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46 | }
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47 |
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48 | _docList.loopIndex = 0;
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49 |
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50 | if(_docList.ids.length > 1)
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51 | {
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52 | var startStopCheckbox = $("<input>", {"type": "checkbox", "checked": _scrollThroughDefault, "id": "scrollCheckbox"});
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53 | startStopCheckbox.click(function()
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54 | {
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55 | // http://stackoverflow.com/questions/901712/how-to-check-if-a-checkbox-is-checked-in-jquery
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56 | // http://stackoverflow.com/questions/5270689/attrchecked-checked-does-not-work
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57 |
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58 | if($('#scrollCheckbox').is(':checked')) // OR: if(document.getElementById('scrollCheckbox').checked)
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59 | {
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60 | if(_intervalHandle == null)
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61 | {
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62 | _intervalHandle = setInterval(loopThroughMarkers, 2000);
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63 | }
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64 | }
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65 | else
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66 | {
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67 | clearInterval(_intervalHandle);
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68 | _intervalHandle = null;
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69 | }
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70 | });
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71 |
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72 | var label = $("<span>Scroll through places</span>");
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73 | var container = $("<div>", {"class": "ui-widget-header ui-corner-all", "style": "clear:right; float:right; padding:0px 5px 3px 0px;"});
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74 | container.append(startStopCheckbox);
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75 | container.append(label);
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76 |
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77 | $(container).insertAfter("#map_canvas");
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78 |
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79 | if (_scrollThroughDefault) {
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80 | _intervalHandle = setInterval(loopThroughMarkers, 2000);
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81 | }
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82 |
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83 | }
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84 | }
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85 |
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86 | function setUpMap()
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87 | {
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88 | //alert("@@@@in map-scripts::setUpMap()");
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89 |
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90 | var myOptions =
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91 | {
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92 | zoom: 2,
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93 | center: new google.maps.LatLng(0, 0),
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94 | mapTypeId: google.maps.MapTypeId.HYBRID
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95 | };
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96 | var $map_canvas = $("#map_canvas");
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97 |
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98 | if ($map_canvas.length > 0) {
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99 | console.log("### map-scripts::setUpMap: map_canvas.exists");
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100 | _map = new google.maps.Map($map_canvas[0], myOptions);
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101 | google.maps.event.addListener(_map, 'bounds_changed', performSearchForMarkers);
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102 | }
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103 | }
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104 |
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105 | function performSearchForMarkers()
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106 | {
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107 | if(_searchRunning)
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108 | {
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109 | return;
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110 | }
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111 |
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112 |
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113 |
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114 | _searchRunning = true;
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115 |
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116 | var bounds = _map.getBounds();
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117 |
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118 | var neLat = bounds.getNorthEast().lat();
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119 | var neLng = bounds.getNorthEast().lng();
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120 | var swLat = bounds.getSouthWest().lat();
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121 | var swLng = bounds.getSouthWest().lng();
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122 |
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123 | var latDistance = neLat - swLat;
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124 | var lngDistance = neLng - swLng;
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125 |
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126 | //Check which increment to use for latitude (i.e. 0.001, 0.01, 0.1 or 1 degree increments)
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127 | var latDelta;
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128 | var latPrecision;
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129 | for(var i = 3; i >= 0; i--)
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130 | {
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131 | latDelta = (1 / Math.pow(10, i));
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132 | if((latDistance / latDelta) <= 5 || latDelta == 1)
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133 | {
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134 | latPrecision = i;
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135 | break;
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136 | }
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137 | }
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138 |
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139 | //Check which increment to use for longitude (i.e. 0.001, 0.01, 0.1 or 1 degree increments)
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140 | var lngDelta;
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141 | for(var i = 3; i >= 0; i--)
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142 | {
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143 | lngDelta = (1 / Math.pow(10, i));
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144 | if((lngDistance / lngDelta) <= 5 || lngDelta == 1)
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145 | {
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146 | lngPrecision = i;
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147 | break;
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148 | }
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149 | }
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150 |
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151 | if(latDelta == 0.1){latDelta = 1; latPrecision = 0; }
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152 | if(lngDelta == 0.1){lngDelta = 1; lngPrecision = 0; }
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153 |
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154 | /*
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155 | var query = "";
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156 | for(var i = 0; i <= Math.floor(latDistance / latDelta) + 1; i++)
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157 | {
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158 | for(var j = 0; j <= Math.floor(lngDistance / lngDelta) + 1; j++)
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159 | {
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160 | //Some necessary variables
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161 | var newLat = neLat - (latDelta * i);
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162 | var newLatString = "" + newLat;
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163 | var newLatTrunc;
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164 | if(newLat < 0){newLatTrunc = Math.ceil(newLat);}
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165 | else{newLatTrunc = Math.floor(newLat);}
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166 |
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167 | var newLng = neLng - (lngDelta * j);
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168 | var newLngString = "" + newLng;
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169 | var newLngTrunc;
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170 | if(newLng < 0){newLngTrunc = Math.ceil(newLng);}
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171 | else{newLngTrunc = Math.floor(newLng);}
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172 |
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173 | //Construct query
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174 | query += "(";
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175 | query += "LA:" + coordToAbsDirected(newLatTrunc, "lat");
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176 | if(latDelta != 1)
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177 | {
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178 | query += "+AND+";
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179 | query += "LA:" + newLatString.substring(newLatString.indexOf(".") + 1, newLatString.indexOf(".") + latPrecision + 1);
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180 | }
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181 | query += "+AND+";
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182 | query += "LN:" + coordToAbsDirected(newLngTrunc, "lng");
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183 | if(lngDelta != 1)
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184 | {
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185 | query += "+AND+";
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186 | query += "LN:" + newLngString.substring(newLngString.indexOf(".") + 1, newLngString.indexOf(".") + lngPrecision + 1);
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187 | }
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188 | query += ")";
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189 |
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190 | if(i != (Math.floor(latDistance / latDelta) + 1) || j != (Math.floor(lngDistance / lngDelta) + 1)){ query += "+OR+"; }
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191 | }
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192 | }
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193 | */
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194 | var query = "";
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195 | var iMax = Math.floor(latDistance / latDelta) + 1;
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196 | var jMax = Math.floor(lngDistance / lngDelta) + 1;;
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197 | for(var i = 0; i <= iMax; i++) //for(var i = 0; i <= Math.floor(latDistance / latDelta) + 1; i++)
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198 | {
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199 | for(var j = 0; j <= jMax; j++) //for(var j = 0; j <= Math.floor(lngDistance / lngDelta) + 1; j++)
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200 | {
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201 | //Some necessary variables
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202 | var newLat = neLat - (latDelta * i);
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203 | var newLatString = "" + newLat;
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204 | var newLatTrunc;
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205 | if(newLat < 0){newLatTrunc = Math.ceil(newLat);}
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206 | else{newLatTrunc = Math.floor(newLat);}
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207 |
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208 | var newLng = neLng - (lngDelta * j);
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209 | var newLngString = "" + newLng;
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210 | var newLngTrunc;
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211 | if(newLng < 0){newLngTrunc = Math.ceil(newLng);}
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212 | else{newLngTrunc = Math.floor(newLng);}
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213 |
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214 | //Construct query
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215 | query += "(";
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216 | query += "CS:\"" + coordToAbsDirected(newLatTrunc, "lat");
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217 | //query += "CS:\"" + coordToAbsDirected(newLatTrunc, "lat") + "\" \"" + coordToAbsDirected(newLngTrunc, "lng") + "\""; //query += "LA:" + coordToAbsDirected(newLatTrunc, "lat");
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218 | if(latDelta != 1)
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219 | {
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220 | query += newLatString.substring(newLatString.indexOf(".") + 1, newLatString.indexOf(".") + latPrecision + 1);
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221 | }
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222 | query += " ";
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223 | //query += "+AND+";
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224 |
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225 | //query += "LN:" + coordToAbsDirected(newLngTrunc, "lng");
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226 | query += coordToAbsDirected(newLngTrunc, "lng");
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227 | if(lngDelta != 1)
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228 | {
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229 | query += newLngString.substring(newLngString.indexOf(".") + 1, newLngString.indexOf(".") + lngPrecision + 1);
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230 | }
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231 | query += "\"";
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232 | query += ")";
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233 |
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234 | //if(i != (Math.floor(latDistance / latDelta) + 1) || j != (Math.floor(lngDistance / lngDelta) + 1)){ query += "+OR+"; }
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235 | if(i != iMax || j != jMax){ query += "+OR+"; }
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236 | }
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237 | }
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238 |
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239 | // This works, why not from the double loop above?
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240 | //query = "(CS:\"" + coordToAbsDirected(newLatTrunc, "lat") + " " + coordToAbsDirected(newLngTrunc, "lng") + "\")";
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241 | //alert("@@@@in map-scripts::performSearchForMarkers() - query: " + query);
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242 |
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243 | //var url = gs.xsltParams.library_name + "?a=q&s=RawQuery&rt=rd&c=" + gs.cgiParams.c + "&s1.rawquery=" + query + "&excerptid=jsonNodes";
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244 | var url = gs.xsltParams.library_name;
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245 | var data = "a=q&s=RawQuery&rt=rd&c=" + gs.cgiParams.c + "&s1.rawquery=" + query + "&excerptid=jsonNodes";
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246 | $.ajax({type:"POST", url:url, data:data})
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247 | .success(function(responseText)
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248 | {
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249 | //console.log("*** responseText (first 250) = " + responseText.substring(0,256));
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250 |
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251 | if(responseText.search("id=\"jsonNodes") != -1)
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252 | {
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253 | var startIndex = responseText.indexOf(">");
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254 | var endIndex = responseText.indexOf("</");
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255 |
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256 | console.log("@@@@ performSearch, got response: " + responseText);
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257 |
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258 | var jsonNodes = eval(responseText.substring(startIndex+1, endIndex));
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259 | if(jsonNodes && jsonNodes.length > 0)
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260 | {
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261 | for(var i = 0; i < jsonNodes.length; i++)
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262 | {
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263 | var doc = jsonNodes[i];
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264 |
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265 | var found = false;
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266 | for(var j = 0; j < _docList.ids.length; j++){if(doc.nodeID == _docList.ids[j]){found = true; break;}}
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267 |
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268 | if(!found)
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269 | {
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270 | _docList[doc.nodeID] = doc;
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271 | _docList.ids.push(doc.nodeID);
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272 |
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273 | createMarker(doc, false);
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274 | }
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275 | }
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276 | }
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277 | }
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278 | else
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279 | {
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280 | console.log("No JSON information received");
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281 | }
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282 |
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283 | _searchRunning = false;
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284 | }).fail(function(responseText, textStatus, errorThrown) // fail() has replaced error(), http://api.jquery.com/jquery.ajax/
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285 | {
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286 | console.log("In map-scripts.performSearchForMarkers(): Got an error in ajax call");
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287 | _searchRunning = false;
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288 | });
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289 | }
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290 |
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291 | function coordToAbsDirected(coord, type)
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292 | {
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293 | var value = "" + coord;
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294 | if(coord < 0)
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295 | {
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296 | value = value.substring(1);
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297 | if(type == "lat")
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298 | {
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299 | value += "S";
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300 | }
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301 | else
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302 | {
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303 | value += "W";
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304 | }
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305 | }
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306 | else
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307 | {
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308 | if(type == "lat")
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309 | {
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310 | value += "N";
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311 | }
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312 | else
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313 | {
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314 | value += "E";
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315 | }
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316 | }
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317 |
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318 | return value;
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319 | }
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320 |
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321 | function updateMap()
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322 | {
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323 | var markersOnMap = 0;
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324 | var bounds = new google.maps.LatLngBounds();
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325 | for(var i = 0; i < _docList.ids.length; i++)
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326 | {
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327 | var doc = _docList.getDocByIndex(i);
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328 | if(doc.parentCL && doc.parentCL.style.display == "none")
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329 | {
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330 | doc.marker.setVisible(false);
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331 | continue;
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332 | }
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333 | else
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334 | {
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335 | doc.marker.setVisible(true);
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336 | markersOnMap++;
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337 | }
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338 |
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339 | if(doc.coord) {
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340 | var coordInfo = getLatLngForCoord(doc.coord);
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341 | bounds.extend(new google.maps.LatLng(coordInfo.lat, coordInfo.lng));
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342 | }
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343 | else {
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344 | bounds.extend(new google.maps.LatLng(doc.lat, doc.lng));
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345 | }
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346 | }
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347 |
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348 | if(markersOnMap > 1)
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349 | {
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350 | _map.fitBounds(bounds);
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351 | } else if (markersOnMap == 1) {
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352 | // sometimes a single point bounds are too small for the map to display, so use center and zoom instead of fitbounds.
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353 | _map.setCenter(bounds.getCenter());
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354 | _map.setZoom(18); // arbitrary value that looked nice for my example
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355 | }
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356 | }
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357 |
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358 | function getLatLngForCoord(coord) {
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359 |
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360 | // https://stackoverflow.com/questions/2559318/how-to-check-for-an-undefined-or-null-variable-in-javascript
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361 | if(!coord) {
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362 | // some_variable is either null, undefined, 0, NaN, false, or an empty string
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363 | console.log("@@@@ In map-scripts::getLatLngForCoord(): no or invalid coord info");
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364 | return null;
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365 | }
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366 |
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367 | // coord is of the form: "37S77 157E53"
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368 | // lat will be 37S77, lng 157E53.
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369 | var indexOfSpace = coord.indexOf(" ");
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370 | if(indexOfSpace === -1) {
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371 | console.log("@@@@ In map-scripts::getLatLngForCoord(): bad format for coord " + coord);
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372 | return null;
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373 | }
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374 | var latitude = coord.substring(0, indexOfSpace);
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375 | var longitude = coord.substring(indexOfSpace+1);
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376 | return {lat: latitude, lng: longitude}; // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects
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377 | }
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378 |
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379 | function loopThroughMarkers()
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380 | {
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381 | if(_docList.ids.length == 0)
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382 | {
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383 | return;
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384 | }
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385 |
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386 | var visibleMarkers = new Array();
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387 | for(var i = 0; i < _docList.ids.length; i++)
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388 | {
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389 | var doc = _docList.getDocByIndex(i);
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390 | if(doc.marker.getVisible())
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391 | {
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392 | visibleMarkers.push(doc);
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393 | }
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394 | }
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395 |
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396 | if(visibleMarkers.length < 2)
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397 | {
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398 | clearAllInfoBoxes();
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399 | return;
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400 | }
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401 |
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402 | clearAllInfoBoxes();
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403 |
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404 | var elem = null;
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405 | while(!elem)
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406 | {
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407 | if(_docList.loopIndex >= visibleMarkers.length)
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408 | {
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409 | _docList.loopIndex = 0;
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410 | }
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411 |
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412 | var doc = visibleMarkers[_docList.loopIndex];
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413 | var elem = gs.jqGet("div" + doc.nodeID);
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414 | if(elem.length)
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415 | {
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416 | elem.css("background", "#BBFFBB");
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417 | setTimeout(function(){elem.css("background", "");}, 2000);
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418 | }
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419 | _docList.loopIndex++;
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420 | }
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421 | doc.marker.markerInfo.open(_map, doc.marker);
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422 | }
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423 |
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424 | function attachClickHandler(marker, nodeID)
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425 | {
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426 | google.maps.event.addListener(marker, 'click', function()
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427 | {
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428 | document.location.href = gs.xsltParams.library_name + "?a=d&ed=1&c=" + gs.cgiParams.c + "&d=" + nodeID + "&dt=hierarchy&p.a=b&p.sa=&p.s=ClassifierBrowse";
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429 |
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430 | });
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431 |
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432 | if (("docEdit" in gs.cgiParams) && (gs.cgiParams['docEdit'])) {
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433 | google.maps.event.addListener(marker, 'mouseup', function()
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434 | {
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435 | var lat = marker.getPosition().lat();
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436 | var lng = marker.getPosition().lng();
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437 | var collection = gs.cgiParams.c;
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438 | var site_name = gs.xsltParams.site_name;
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439 |
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440 | if (nodeID == "") {
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441 | nodeID = gs.cgiParams.d;
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442 | }
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443 | console.log("GPS Click handler in collection:" + collection + " in site: " + site_name + " for Doc: " + nodeID + "(" + lat + "," + lng + ")");
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444 |
|
---|
445 | var callbackFunction = function(){console.log("Completed saving metadata changes. You must rebuild the collection for the changes to take effect.");};
|
---|
446 |
|
---|
447 | // set 5th parameter, metapos (metadata position) or 7th param prevMetaValue (previous metadata value) to non-null if you want metamode=override to work
|
---|
448 | // if neither of these 2 are set, then metamode is changed to 'accumulate' instead.
|
---|
449 | gs.functions.setArchivesMetadata(collection, site_name, nodeID, "Latitude", null, lat, null, "override", function(){callbackFunction();});
|
---|
450 | gs.functions.setArchivesMetadata(collection, site_name, nodeID, "Longitude", null, lng, null, "override", function(){callbackFunction();});
|
---|
451 | gs.functions.setArchivesMetadata(collection, site_name, nodeID, "Coordinate", null, lat + " " + lng, null, "override", function(){callbackFunction();});
|
---|
452 | console.log("NodeID: " + nodeID);
|
---|
453 | console.log("GPS Click handler in collection:" + collection + " in site: " + site_name + " for Doc: " + nodeID + "(" + lat + "," + lng + ")");
|
---|
454 | });
|
---|
455 | }
|
---|
456 | }
|
---|
457 |
|
---|
458 | function focusDocument(id)
|
---|
459 | {
|
---|
460 | var doc = _docList[id];
|
---|
461 | if(doc)
|
---|
462 | {
|
---|
463 | clearInterval(_intervalHandle);
|
---|
464 | _intervalHandle = null;
|
---|
465 | if(doc.coord) {
|
---|
466 | var coordInfo = getLatLngForCoord(doc.coord);
|
---|
467 | _map.panTo(new google.maps.LatLng(coordInfo.lat, coordInfo.lng));
|
---|
468 | } else {
|
---|
469 | _map.panTo(new google.maps.LatLng(doc.lat, doc.lng));
|
---|
470 | }
|
---|
471 | clearAllInfoBoxes();
|
---|
472 | doc.marker.markerInfo.open(_map, doc.marker);
|
---|
473 | var scrollCheckbox = $("#scrollCheckbox");
|
---|
474 | if(scrollCheckbox.checked)
|
---|
475 | {
|
---|
476 | scrollCheckbox.checked = false;
|
---|
477 | }
|
---|
478 | }
|
---|
479 | }
|
---|
480 |
|
---|
481 | function clearAllInfoBoxes()
|
---|
482 | {
|
---|
483 | for(var i = 0; i < _docList.ids.length; i++)
|
---|
484 | {
|
---|
485 | var doc = _docList.getDocByIndex(i);
|
---|
486 | doc.marker.markerInfo.close();
|
---|
487 | }
|
---|
488 | }
|
---|
489 |
|
---|
490 | function createMarker(doc, mainMarker)
|
---|
491 | {
|
---|
492 | var pos;
|
---|
493 | if(doc.coord) {
|
---|
494 | var coordInfo = getLatLngForCoord(doc.coord);
|
---|
495 | pos = new google.maps.LatLng(coordInfo.lat,coordInfo.lng);
|
---|
496 | } else {
|
---|
497 | pos = new google.maps.LatLng(doc.lat,doc.lng);
|
---|
498 | }
|
---|
499 |
|
---|
500 |
|
---|
501 | var docEdit = (("docEdit" in gs.cgiParams) && (gs.cgiParams['docEdit']));
|
---|
502 | //var draggable_val = (docEdit) ? true : false;
|
---|
503 |
|
---|
504 | // When user logs out, the very first page they're returned to has logout set
|
---|
505 | // If the user logged out when leaving docEdit on, then the very first page has docEdit=1 AND logout.
|
---|
506 | // In that case, don't allow editing. Subsequent pages in logged out mode have neither logout nor docEdit=1 set.
|
---|
507 | var loggedOutVar = ("logout" in gs.cgiParams);
|
---|
508 |
|
---|
509 | // Don't allow dragging if either 1. docEdit not on OR 2. logout is in the cgiParams
|
---|
510 | var draggable_val = (!docEdit || loggedOutVar) ? false : true;
|
---|
511 |
|
---|
512 | var marker
|
---|
513 | if(mainMarker)
|
---|
514 | {
|
---|
515 | marker = new google.maps.Marker
|
---|
516 | ({
|
---|
517 | position: pos,
|
---|
518 | title:doc.title,
|
---|
519 | map:_map,
|
---|
520 | draggable: draggable_val
|
---|
521 | });
|
---|
522 | }
|
---|
523 | else
|
---|
524 | {
|
---|
525 | marker = new google.maps.Marker
|
---|
526 | ({
|
---|
527 | position: pos,
|
---|
528 | title:doc.title,
|
---|
529 | map:_map,
|
---|
530 | icon:"interfaces/" + gs.xsltParams.interface_name + "/images/bluemarker.png",
|
---|
531 | draggable: draggable_val
|
---|
532 | });
|
---|
533 | }
|
---|
534 |
|
---|
535 | var docElement = gs.jqGet("div" + doc.nodeID);
|
---|
536 | var parent;
|
---|
537 | if(docElement)
|
---|
538 | {
|
---|
539 | parent = docElement.parentNode;
|
---|
540 | }
|
---|
541 |
|
---|
542 | while(parent && parent.nodeName != "BODY")
|
---|
543 | {
|
---|
544 | if($(parent).attr("id") && $(parent).attr("id").search("divCL") != -1)
|
---|
545 | {
|
---|
546 | doc.parentCL = parent;
|
---|
547 | break;
|
---|
548 | }
|
---|
549 |
|
---|
550 | parent = parent.parentNode;
|
---|
551 | }
|
---|
552 |
|
---|
553 | var info = new google.maps.InfoWindow({content:doc.title});
|
---|
554 | marker.markerInfo = info;
|
---|
555 | doc.marker = marker;
|
---|
556 | attachClickHandler(marker, doc.nodeID);
|
---|
557 |
|
---|
558 | ////////////////////////////////////////////////////// TEST
|
---|
559 |
|
---|
560 | newLat = marker.getPosition().lat();
|
---|
561 | newLng = marker.getPosition().lng();
|
---|
562 | //console.log("Latitude " + newLat);
|
---|
563 | //console.log("Longitude " + newLng);
|
---|
564 | //NewLatLng(newLat, newLng);
|
---|
565 |
|
---|
566 | // // Define the LatLng coordinates for the polygon's path.
|
---|
567 | // var triangleCoords = [
|
---|
568 | // {lat: 18.774, lng: -80.190},
|
---|
569 | // {lat: 18.466, lng: -64.600},
|
---|
570 | // {lat: 32.321, lng: -64.757},
|
---|
571 | // {lat: 32.300, lng: -80.190},
|
---|
572 | // {lat: 28.300, lng: -90.190}
|
---|
573 | // ];
|
---|
574 | //
|
---|
575 | // // Construct the polygon.
|
---|
576 | // var bermudaTriangle = new google.maps.Polygon({
|
---|
577 | // paths: triangleCoords,
|
---|
578 | // strokeColor: '#FF0000',
|
---|
579 | // strokeOpacity: 0.8,
|
---|
580 | // strokeWeight: 2,
|
---|
581 | // fillColor: '#FF0000',
|
---|
582 | // fillOpacity: 0.35
|
---|
583 | // });
|
---|
584 | // bermudaTriangle.setMap(map);
|
---|
585 | }
|
---|
586 |
|
---|
587 | function NewLatLng(lat, lng)
|
---|
588 | {
|
---|
589 | console.log("Latitude " + lat);
|
---|
590 | console.log("Longitude " + lng);
|
---|
591 | }
|
---|
592 |
|
---|
593 | function getSubClassifier(sectionID)
|
---|
594 | {
|
---|
595 | var url = gs.xsltParams.library_name + "?a=b&rt=s&s=ClassifierBrowse&c=" + gs.cgiParams.c + "&cl=" + sectionID + "&excerptid=jsonNodes";
|
---|
596 | $.ajax(url)
|
---|
597 | .success(function(responseText)
|
---|
598 | {
|
---|
599 | var startIndex = responseText.indexOf(">");
|
---|
600 | var endIndex = responseText.indexOf("</");
|
---|
601 |
|
---|
602 | var jsonNodes = eval(responseText.substring(startIndex+1, endIndex));
|
---|
603 | if(jsonNodes && jsonNodes.length > 0)
|
---|
604 | {
|
---|
605 | for(var i = 0; i < jsonNodes.length; i++)
|
---|
606 | {
|
---|
607 | var doc = jsonNodes[i];
|
---|
608 | _docList[doc.nodeID] = doc;
|
---|
609 | _docList.ids.push(doc.nodeID);
|
---|
610 |
|
---|
611 | createMarker(doc, false);
|
---|
612 | }
|
---|
613 |
|
---|
614 | $("#map_canvas").css({"visibility": "visible", "height": ""});
|
---|
615 | }
|
---|
616 |
|
---|
617 | updateMap();
|
---|
618 | })
|
---|
619 | .error(function()
|
---|
620 | {
|
---|
621 | console.log("Error getting subclassifiers");
|
---|
622 | return;
|
---|
623 | });
|
---|
624 | }
|
---|
625 |
|
---|
626 | function performDistanceSearchWithCoordinates(id, coord, degrees)
|
---|
627 | {
|
---|
628 | var coordInfo = getLatLngForCoord(doc.coord);
|
---|
629 | if(!coordInfo) {
|
---|
630 | console.log("@@@ ERROR in map-scripts::performDistanceSearchWithCoordinates: coordInfo is null");
|
---|
631 | }
|
---|
632 | performDistanceSearch(id, coordInfo.lat, coordInfo.lng, degrees);
|
---|
633 | }
|
---|
634 |
|
---|
635 | function performDistanceSearch(id, lat, lng, degrees)
|
---|
636 | {
|
---|
637 | if(parseFloat(lat) > 180 || parseFloat(lat) < -180 || parseFloat(lng) > 180 || parseFloat(lat) < -180)
|
---|
638 | {
|
---|
639 | console.log("Latitude or longitude incorrectly formatted");
|
---|
640 | return;
|
---|
641 | }
|
---|
642 |
|
---|
643 | if(lat.indexOf(".") == -1 || lng.indexOf(".") == -1 || (lat.indexOf(".") + 3) >= lat.length || (lng.indexOf(".") + 3) >= lng.length)
|
---|
644 | {
|
---|
645 | console.log("Latitude or longitude does not have the required precision for a distance search");
|
---|
646 | return;
|
---|
647 | }
|
---|
648 |
|
---|
649 | var query = "";
|
---|
650 | for(var i = 0; i < degrees * 2; i++)
|
---|
651 | {
|
---|
652 | for (var j = 0; j < degrees * 2; j++)
|
---|
653 | {
|
---|
654 | var latDelta = (i - degrees) * 0.01;
|
---|
655 | var lngDelta = (j - degrees) * 0.01;
|
---|
656 |
|
---|
657 | query += "(" + getDistanceQueryString(lat, latDelta, 2, "LA", ["N","S"]);
|
---|
658 | query += "+AND+";
|
---|
659 | query += getDistanceQueryString(lng, lngDelta, 2, "LN", ["E","W"]) + ")";
|
---|
660 |
|
---|
661 | if(i != ((degrees * 2) - 1) || j != ((degrees * 2) - 1)){ query += "+OR+"; }
|
---|
662 | }
|
---|
663 | }
|
---|
664 |
|
---|
665 | var inlineTemplate = '\
|
---|
666 | <xsl:template match="/" priority="5">\
|
---|
667 | <table id="nearbyDocs">\
|
---|
668 | <tr>\
|
---|
669 | <th><a href="javascript:sortByDistance();">Distance</a></th><th><a href="javascript:sortAlphabetically();">Document</a></th>\
|
---|
670 | </tr>\
|
---|
671 | <xsl:apply-templates select="//documentNode"/>\
|
---|
672 | </table>\
|
---|
673 | </xsl:template>\
|
---|
674 | \
|
---|
675 | <xsl:template match="documentNode" priority="5">\
|
---|
676 | <xsl:if test="@nodeID !=\''+id+'\'">\
|
---|
677 | <tr>\
|
---|
678 | <td>___<gsf:metadata name="Latitude"/>______<gsf:metadata name="Longitude"/>___</td>\
|
---|
679 | <td><gsf:link title="'+gs.text.doc.nearby_doc_tooltip+'" type="document"><gsf:metadata name="Title"/></gsf:link></td>\
|
---|
680 | </tr>\
|
---|
681 | </xsl:if>\
|
---|
682 | </xsl:template>';
|
---|
683 |
|
---|
684 | var url = gs.xsltParams.library_name + "?a=q&s=RawQuery&rt=rd&c=" + gs.cgiParams.c + "&s1.rawquery=" + query + "&excerptid=nearbyDocs&ilt=" + inlineTemplate.replace(/ /, "%20");
|
---|
685 | $.ajax(url)
|
---|
686 | .success(function(response)
|
---|
687 | {
|
---|
688 | response = response.replace(/<img src="[^"]*map_marker.png"[^>]*>/g, "");
|
---|
689 |
|
---|
690 | var nearbyDocsArray = new Array();
|
---|
691 |
|
---|
692 | var lats = new Array();
|
---|
693 | var lngs = new Array();
|
---|
694 | var matches = response.match(/___(-?[0-9\.]*)___/g);
|
---|
695 | for(var i = 0; i < matches.length; i += 2)
|
---|
696 | {
|
---|
697 | var matchLatFloat = parseFloat(matches[i].replace("___", ""));
|
---|
698 | var matchLngFloat = parseFloat(matches[i+1].replace("___", ""));
|
---|
699 |
|
---|
700 | lats.push(matchLatFloat);
|
---|
701 | lngs.push(matchLngFloat);
|
---|
702 | var distance = Math.sqrt(Math.pow(matchLatFloat - parseFloat(lat), 2) + Math.pow(matchLngFloat - parseFloat(lng), 2)) * (40000.0/360.0);
|
---|
703 | var distanceString = "" + distance;
|
---|
704 | distanceString = distanceString.substring(0, 6);
|
---|
705 | response = response.replace(matches[i] + matches[i+1], distanceString);
|
---|
706 | }
|
---|
707 |
|
---|
708 | var index = 0;
|
---|
709 | var i = 0;
|
---|
710 | while(true)
|
---|
711 | {
|
---|
712 | var distanceStart = response.indexOf("<td>", index);
|
---|
713 | if(distanceStart == -1)
|
---|
714 | {
|
---|
715 | break;
|
---|
716 | }
|
---|
717 | var distanceEnd = response.indexOf("</td>", distanceStart);
|
---|
718 |
|
---|
719 | var docLinkStart = response.indexOf("<td>", distanceEnd);
|
---|
720 | var docLinkEnd = response.indexOf("</td>", docLinkStart);
|
---|
721 |
|
---|
722 | var dist = response.substring(distanceStart + 4, distanceEnd);
|
---|
723 | var docLink = response.substring(docLinkStart + 4, docLinkEnd);
|
---|
724 |
|
---|
725 | _nearbyDocs.push({title:docLink, distance:dist, lat:lats[i], lng:lngs[i++]});
|
---|
726 |
|
---|
727 | index = docLinkEnd;
|
---|
728 | }
|
---|
729 |
|
---|
730 | sortByDistance(lat,lng);
|
---|
731 |
|
---|
732 | var toggle = $("#nearbyDocumentsToggle");
|
---|
733 | toggle.attr("src", gs.imageURLs.collapse);
|
---|
734 | gs.functions.makeToggle(toggle, $("#nearbyDocuments"));
|
---|
735 | });
|
---|
736 | }
|
---|
737 |
|
---|
738 | var map_centering_timeout = null;
|
---|
739 | function recenterMapF(lat, lng)
|
---|
740 | {
|
---|
741 | return function() {
|
---|
742 | _map.setCenter(new google.maps.LatLng(lat, lng));
|
---|
743 | }
|
---|
744 | }
|
---|
745 | function recenterMap(lat, lng)
|
---|
746 | {
|
---|
747 |
|
---|
748 | _map.setCenter(new google.maps.LatLng(lat, lng));
|
---|
749 |
|
---|
750 | }
|
---|
751 | function sortByDistance(base_lat,base_lng)
|
---|
752 | {
|
---|
753 | var sortedTable = '<table id="nearbyDocs" onmouseleave="clearTimeout(map_centering_timeout); recenterMap('+base_lat+','+base_lng+');"><tr><th><a href="javascript:;">Distance</a></th><th><a href="javascript:sortAlphabetically('+base_lat+', '+base_lng+');">Document</a></th></tr>';
|
---|
754 | _nearbyDocs.sort(function(a, b){return (a.distance - b.distance);});
|
---|
755 | for(var i = 0; i < _nearbyDocs.length; i++)
|
---|
756 | {
|
---|
757 |
|
---|
758 | sortedTable += "<tr><td>" + prettifyDistance(_nearbyDocs[i].distance) + '</td><td onmouseover="clearTimeout(map_centering_timeout); map_centering_timeout = setTimeout(recenterMapF(' + _nearbyDocs[i].lat + ',' + _nearbyDocs[i].lng + '), 900)" >' + _nearbyDocs[i].title + "</td></tr>";
|
---|
759 | }
|
---|
760 | sortedTable += "</table>";
|
---|
761 |
|
---|
762 | $("#nearbyDocuments").html(sortedTable);
|
---|
763 | }
|
---|
764 | function prettifyDistance(distance) {
|
---|
765 |
|
---|
766 | var new_distance;
|
---|
767 | if (distance < 1) {
|
---|
768 | new_distance = (distance * 1000);
|
---|
769 | // Round to nearest whole number - don't need to show points of metres..
|
---|
770 | new_distance = Math.round(new_distance);
|
---|
771 | new_distance += " m";
|
---|
772 | }
|
---|
773 | else {
|
---|
774 | new_distance = distance +" km";
|
---|
775 |
|
---|
776 | }
|
---|
777 | return new_distance;
|
---|
778 | }
|
---|
779 |
|
---|
780 |
|
---|
781 |
|
---|
782 | function sortAlphabetically(base_lat, base_lng)
|
---|
783 | {
|
---|
784 | var sortedTable = '<table id="nearbyDocs" onmouseleave="clearTimeout(map_centering_timeout); recenterMap('+base_lat+','+base_lng+');"><tr><th><a href="javascript:sortByDistance('+base_lat+', '+base_lng+');">Distance</a></th><th><a href="javascript:;">Document</a></th></tr>';
|
---|
785 | _nearbyDocs.sort(function(a, b)
|
---|
786 | {
|
---|
787 | var firstTitleStartIndex = a.title.indexOf(">");
|
---|
788 | var firstTitleEndIndex = a.title.indexOf("<", firstTitleStartIndex);
|
---|
789 | var firstTitle = a.title.substring(firstTitleStartIndex + 1, firstTitleEndIndex);
|
---|
790 | var secondTitleStartIndex = b.title.indexOf(">");
|
---|
791 | var secondTitleEndIndex = b.title.indexOf("<", secondTitleStartIndex);
|
---|
792 | var secondTitle = b.title.substring(secondTitleStartIndex + 1, secondTitleEndIndex);
|
---|
793 | return ((firstTitle.toLowerCase() == secondTitle.toLowerCase()) ? 0 : ((firstTitle.toLowerCase() > secondTitle.toLowerCase()) ? 1 : -1));
|
---|
794 | });
|
---|
795 | for(var i = 0; i < _nearbyDocs.length; i++)
|
---|
796 | {
|
---|
797 | sortedTable += "<tr><td>" + _nearbyDocs[i].distance + '</td><td onmouseover="clearTimeout(map_centering_timeout); map_centering_timeout = setTimeout(recenterMapF(' + _nearbyDocs[i].lat + ',' + _nearbyDocs[i].lng + '), 900)">' + _nearbyDocs[i].title + "</td></tr>";
|
---|
798 | }
|
---|
799 | sortedTable += "</table>";
|
---|
800 |
|
---|
801 | $("#nearbyDocuments").html(sortedTable);
|
---|
802 | }
|
---|
803 |
|
---|
804 | function getDistanceQueryString(currentCoord, delta, precision, indexName, dirs)
|
---|
805 | {
|
---|
806 | var query = "";
|
---|
807 | var coordFloat = parseFloat(currentCoord);
|
---|
808 |
|
---|
809 | var newCoord = "" + (coordFloat + delta);
|
---|
810 | var beforeDec = newCoord.substring(0, newCoord.indexOf("."));
|
---|
811 |
|
---|
812 | var dir = dirs[0];
|
---|
813 | if(coordFloat < 0)
|
---|
814 | {
|
---|
815 | dir = dirs[1];
|
---|
816 | beforeDec = beforeDec.substring(1);
|
---|
817 | }
|
---|
818 | beforeDec += dir;
|
---|
819 |
|
---|
820 | var afterDec = newCoord.substring(newCoord.indexOf(".") + 1, newCoord.indexOf(".") + (precision) + 1);
|
---|
821 |
|
---|
822 | return indexName + ":" + beforeDec + "+AND+" + indexName + ":" + afterDec;
|
---|
823 | }
|
---|
824 |
|
---|
825 | function modifyFunctions()
|
---|
826 | {
|
---|
827 | toggleSection = function(sectionID)
|
---|
828 | {
|
---|
829 | var section = gs.jqGet("div" + sectionID);
|
---|
830 | var sectionToggle = gs.jqGet("toggle" + sectionID);
|
---|
831 |
|
---|
832 | if(sectionToggle == undefined)
|
---|
833 | {
|
---|
834 | return;
|
---|
835 | }
|
---|
836 |
|
---|
837 | // Test if 'section' exists.
|
---|
838 | // ==> Because we're using jQuery to do this we need to test the length of the object returned
|
---|
839 | // http://stackoverflow.com/questions/920236/how-can-i-detect-if-a-selector-returns-null
|
---|
840 | if(section.length !== 0)
|
---|
841 | {
|
---|
842 | if(isExpanded(sectionID))
|
---|
843 | {
|
---|
844 | section.css("display", "none");
|
---|
845 | sectionToggle.attr("src", gs.imageURLs.expand);
|
---|
846 |
|
---|
847 | if(openClassifiers[sectionID].length !== 0) //if(openClassifiers[sectionID] != undefined)
|
---|
848 | {
|
---|
849 | delete openClassifiers[sectionID];
|
---|
850 | }
|
---|
851 | }
|
---|
852 | else
|
---|
853 | {
|
---|
854 | section.css("display", "block");
|
---|
855 | sectionToggle.attr("src", gs.imageURLs.collapse);
|
---|
856 | openClassifiers[sectionID] = true;
|
---|
857 | }
|
---|
858 | updateOpenClassifiers();
|
---|
859 | updateMap();
|
---|
860 | }
|
---|
861 | else
|
---|
862 | {
|
---|
863 | httpRequest(sectionID);
|
---|
864 | }
|
---|
865 | }
|
---|
866 |
|
---|
867 | httpRequest = function(sectionID)
|
---|
868 | {
|
---|
869 | if(!inProgress[sectionID])
|
---|
870 | {
|
---|
871 | inProgress[sectionID] = true;
|
---|
872 |
|
---|
873 | var sectionToggle = gs.jqGet("toggle" + sectionID);
|
---|
874 | sectionToggle.attr("src", gs.imageURLs.loading);
|
---|
875 |
|
---|
876 | var url = gs.xsltParams.library_name + "/collection/" + gs.cgiParams.c + "/browse/" + sectionID.replace(/\./g, "/") + "?excerptid=div" + sectionID;
|
---|
877 |
|
---|
878 | if(gs.cgiParams.berrybasket == "on")
|
---|
879 | {
|
---|
880 | url = url + "&berrybasket=on";
|
---|
881 | }
|
---|
882 |
|
---|
883 | if(url.indexOf("#") != -1)
|
---|
884 | {
|
---|
885 | url = url.substring(0, url.indexOf("#"));
|
---|
886 | }
|
---|
887 |
|
---|
888 | $.ajax(url)
|
---|
889 | .success(function(responseText)
|
---|
890 | {
|
---|
891 | var newDiv = $("<div>");
|
---|
892 | var sibling = gs.jqGet("title" + sectionID);
|
---|
893 | sibling.after(newDiv);
|
---|
894 |
|
---|
895 | newDiv.html(responseText);
|
---|
896 | sectionToggle.attr("src", gs.imageURLs.collapse);
|
---|
897 | openClassifiers[sectionID] = true;
|
---|
898 |
|
---|
899 | if(gs.cgiParams.berrybasket == "on")
|
---|
900 | {
|
---|
901 | checkout();
|
---|
902 | }
|
---|
903 | updateOpenClassifiers();
|
---|
904 | getSubClassifier(sectionID);
|
---|
905 | })
|
---|
906 | .error(function()
|
---|
907 | {
|
---|
908 | sectionToggle.attr("src", gs.imageURLs.expand);
|
---|
909 | })
|
---|
910 | .complete(function()
|
---|
911 | {
|
---|
912 | inProgress[sectionID] = false;
|
---|
913 | busy = false;
|
---|
914 | });
|
---|
915 | }
|
---|
916 | }
|
---|
917 | }
|
---|