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 = $("#jsonNodes");
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24 | if(jsonNodeDiv.length)
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25 | {
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26 | //console.log("@@@ JSON node div html: " + jsonNodeDiv.html());
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27 | var jsonNodes = eval(jsonNodeDiv.html());
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28 |
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29 | if(jsonNodes && jsonNodes.length > 0)
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30 | {
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31 | for(var i = 0; i < jsonNodes.length; i++)
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32 | {
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33 | _docList[jsonNodes[i].nodeID] = jsonNodes[i];
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34 | _docList.ids.push(jsonNodes[i].nodeID);
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35 | createMarkers(jsonNodes[i], true);
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36 | }
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37 | updateMap();
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38 | }
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39 | else
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40 | {
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41 | //hiding the map
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42 | //$("#map_canvas").css({visibility:"hidden", height:"0px"});
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43 | $("#map_canvas").css({visibility:"hidden"}); // if you comment this out, add a log message saying "suppressing hiding map"
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44 | }
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45 | }
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46 |
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47 | _docList.loopIndex = 0;
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48 |
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49 | if(_docList.ids.length > 1)
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50 | {
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51 | var startStopCheckbox = $("<input>", {"type": "checkbox", "checked": _scrollThroughDefault, "id": "scrollCheckbox"});
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52 | startStopCheckbox.click(function()
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53 | {
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54 | // http://stackoverflow.com/questions/901712/how-to-check-if-a-checkbox-is-checked-in-jquery
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55 | // http://stackoverflow.com/questions/5270689/attrchecked-checked-does-not-work
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56 |
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57 | if($('#scrollCheckbox').is(':checked')) // OR: if(document.getElementById('scrollCheckbox').checked)
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58 | {
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59 | if(_intervalHandle == null)
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60 | {
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61 | _intervalHandle = setInterval(loopThroughMarkers, 2000);
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62 | }
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63 | }
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64 | else
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65 | {
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66 | clearInterval(_intervalHandle);
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67 | _intervalHandle = null;
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68 | }
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69 | });
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70 |
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71 | var label = $("<span>Scroll through places</span>");
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72 | var container = $("<div>", {"class": "ui-widget-header ui-corner-all", "style": "clear:right; float:right; padding:0px 5px 3px 0px;"});
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73 | container.append(startStopCheckbox);
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74 | container.append(label);
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75 |
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76 | $(container).insertAfter("#map_canvas");
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77 |
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78 | if (_scrollThroughDefault) {
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79 | _intervalHandle = setInterval(loopThroughMarkers, 2000);
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80 | }
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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 | function setUpMap()
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86 | {
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87 | //alert("@@@@in map-scripts::setUpMap()");
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88 |
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89 | var myOptions =
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90 | {
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91 | zoom: 2,
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92 | center: new google.maps.LatLng(0, 0),
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93 | mapTypeId: google.maps.MapTypeId.HYBRID
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94 | };
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95 | var $map_canvas = $("#map_canvas");
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96 |
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97 | if ($map_canvas.length > 0) {
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98 | _map = new google.maps.Map($map_canvas[0], myOptions);
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99 | google.maps.event.addListener(_map, 'bounds_changed', performSearchForMarkers);
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100 | }
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101 | }
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102 |
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103 | function performSearchForMarkers()
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104 | {
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105 | if(_searchRunning)
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106 | {
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107 | return;
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108 | }
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109 |
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110 |
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111 |
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112 | _searchRunning = true;
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113 |
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114 | var bounds = _map.getBounds();
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115 |
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116 | var neLat = bounds.getNorthEast().lat();
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117 | var neLng = bounds.getNorthEast().lng();
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118 | var swLat = bounds.getSouthWest().lat();
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119 | var swLng = bounds.getSouthWest().lng();
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120 |
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121 | var latDistance = neLat - swLat;
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122 | var lngDistance = neLng - swLng;
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123 |
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124 | //Check which increment to use for latitude (i.e. 0.001, 0.01, 0.1 or 1 degree increments)
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125 | var latDelta;
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126 | var latPrecision;
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127 | for(var i = 3; i >= 0; i--)
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128 | {
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129 | latDelta = (1 / Math.pow(10, i));
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130 | if((latDistance / latDelta) <= 5 || latDelta == 1)
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131 | {
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132 | latPrecision = i;
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133 | break;
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134 | }
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135 | }
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136 |
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137 | //Check which increment to use for longitude (i.e. 0.001, 0.01, 0.1 or 1 degree increments)
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138 | var lngDelta;
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139 | for(var i = 3; i >= 0; i--)
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140 | {
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141 | lngDelta = (1 / Math.pow(10, i));
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142 | if((lngDistance / lngDelta) <= 5 || lngDelta == 1)
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143 | {
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144 | lngPrecision = i;
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145 | break;
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146 | }
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147 | }
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148 |
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149 | if(latDelta == 0.1){latDelta = 1; latPrecision = 0; }
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150 | if(lngDelta == 0.1){lngDelta = 1; lngPrecision = 0; }
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151 |
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152 | /*
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153 | var query = "";
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154 | for(var i = 0; i <= Math.floor(latDistance / latDelta) + 1; i++)
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155 | {
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156 | for(var j = 0; j <= Math.floor(lngDistance / lngDelta) + 1; j++)
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157 | {
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158 | //Some necessary variables
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159 | var newLat = neLat - (latDelta * i);
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160 | var newLatString = "" + newLat;
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161 | var newLatTrunc;
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162 | if(newLat < 0){newLatTrunc = Math.ceil(newLat);}
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163 | else{newLatTrunc = Math.floor(newLat);}
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164 |
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165 | var newLng = neLng - (lngDelta * j);
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166 | var newLngString = "" + newLng;
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167 | var newLngTrunc;
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168 | if(newLng < 0){newLngTrunc = Math.ceil(newLng);}
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169 | else{newLngTrunc = Math.floor(newLng);}
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170 |
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171 | //Construct query
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172 | query += "(";
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173 | query += "LA:" + coordToAbsDirected(newLatTrunc, "lat");
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174 | if(latDelta != 1)
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175 | {
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176 | query += "+AND+";
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177 | query += "LA:" + newLatString.substring(newLatString.indexOf(".") + 1, newLatString.indexOf(".") + latPrecision + 1);
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178 | }
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179 | query += "+AND+";
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180 | query += "LN:" + coordToAbsDirected(newLngTrunc, "lng");
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181 | if(lngDelta != 1)
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182 | {
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183 | query += "+AND+";
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184 | query += "LN:" + newLngString.substring(newLngString.indexOf(".") + 1, newLngString.indexOf(".") + lngPrecision + 1);
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185 | }
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186 | query += ")";
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187 |
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188 | if(i != (Math.floor(latDistance / latDelta) + 1) || j != (Math.floor(lngDistance / lngDelta) + 1)){ query += "+OR+"; }
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189 | }
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190 | }
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191 | */
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192 | var query = "";
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193 | var iMax = Math.floor(latDistance / latDelta) + 1;
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194 | var jMax = Math.floor(lngDistance / lngDelta) + 1;;
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195 | for(var i = 0; i <= iMax; i++) //for(var i = 0; i <= Math.floor(latDistance / latDelta) + 1; i++)
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196 | {
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197 | for(var j = 0; j <= jMax; j++) //for(var j = 0; j <= Math.floor(lngDistance / lngDelta) + 1; j++)
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198 | {
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199 | //Some necessary variables
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200 | var newLat = neLat - (latDelta * i);
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201 | var newLatString = "" + newLat;
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202 | var newLatTrunc;
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203 | if(newLat < 0){newLatTrunc = Math.ceil(newLat);}
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204 | else{newLatTrunc = Math.floor(newLat);}
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205 |
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206 | var newLng = neLng - (lngDelta * j);
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207 | var newLngString = "" + newLng;
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208 | var newLngTrunc;
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209 | if(newLng < 0){newLngTrunc = Math.ceil(newLng);}
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210 | else{newLngTrunc = Math.floor(newLng);}
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211 |
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212 | //Construct query
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213 | query += "(";
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214 | query += "CS:\"" + coordToAbsDirected(newLatTrunc, "lat");
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215 | //query += "CS:\"" + coordToAbsDirected(newLatTrunc, "lat") + "\" \"" + coordToAbsDirected(newLngTrunc, "lng") + "\""; //query += "LA:" + coordToAbsDirected(newLatTrunc, "lat");
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216 | if(latDelta != 1)
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217 | {
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218 | query += newLatString.substring(newLatString.indexOf(".") + 1, newLatString.indexOf(".") + latPrecision + 1);
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219 | }
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220 | query += " ";
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221 | //query += "+AND+";
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222 |
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223 | //query += "LN:" + coordToAbsDirected(newLngTrunc, "lng");
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224 | query += coordToAbsDirected(newLngTrunc, "lng");
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225 | if(lngDelta != 1)
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226 | {
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227 | query += newLngString.substring(newLngString.indexOf(".") + 1, newLngString.indexOf(".") + lngPrecision + 1);
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228 | }
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229 | query += "\"";
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230 | query += ")";
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231 |
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232 | //if(i != (Math.floor(latDistance / latDelta) + 1) || j != (Math.floor(lngDistance / lngDelta) + 1)){ query += "+OR+"; }
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233 | if(i != iMax || j != jMax){ query += "+OR+"; }
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234 | }
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235 | }
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236 |
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237 | // This works, why not from the double loop above?
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238 | //query = "(CS:\"" + coordToAbsDirected(newLatTrunc, "lat") + " " + coordToAbsDirected(newLngTrunc, "lng") + "\")";
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239 | //alert("@@@@in map-scripts::performSearchForMarkers() - query: " + query);
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240 |
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241 | //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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242 | var url = gs.xsltParams.library_name;
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243 | var data = "a=q&s=RawQuery&rt=rd&c=" + gs.cgiParams.c + "&s1.rawquery=" + query + "&excerptid=jsonNodes";
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244 | $.ajax({type:"POST", url:url, data:data})
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245 | .success(function(responseText)
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246 | {
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247 | //console.log("*** responseText (first 250) = " + responseText.substring(0,256));
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248 |
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249 | if(responseText.search("id=\"jsonNodes") != -1)
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250 | {
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251 | var startIndex = responseText.indexOf(">");
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252 | var endIndex = responseText.indexOf("</");
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253 |
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254 | //console.log("@@@@ performSearch, got response: " + responseText);
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255 |
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256 | var jsonNodes = eval(responseText.substring(startIndex+1, endIndex));
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257 | if(jsonNodes && jsonNodes.length > 0)
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258 | {
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259 | for(var i = 0; i < jsonNodes.length; i++)
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260 | {
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261 | var doc = jsonNodes[i];
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262 |
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263 | var found = false;
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264 | for(var j = 0; j < _docList.ids.length; j++){if(doc.nodeID == _docList.ids[j]){found = true; break;}}
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265 |
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266 | if(!found)
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267 | {
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268 | _docList[doc.nodeID] = doc;
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269 | _docList.ids.push(doc.nodeID);
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270 |
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271 | createMarkers(doc, false);
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272 | }
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273 | }
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274 | }
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275 | }
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276 | else
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277 | {
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278 | console.log("No JSON information received");
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279 | }
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280 |
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281 | _searchRunning = false;
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282 | }).fail(function(responseText, textStatus, errorThrown) // fail() has replaced error(), http://api.jquery.com/jquery.ajax/
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283 | {
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284 | console.log("In map-scripts.performSearchForMarkers(): Got an error in ajax call");
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285 | _searchRunning = false;
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286 | });
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287 | }
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288 |
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289 | function coordToAbsDirected(coord, type)
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290 | {
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291 | var value = "" + coord;
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292 | if(coord < 0)
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293 | {
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294 | value = value.substring(1);
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295 | if(type == "lat")
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296 | {
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297 | value += "S";
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298 | }
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299 | else
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300 | {
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301 | value += "W";
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302 | }
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303 | }
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304 | else
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305 | {
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306 | if(type == "lat")
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307 | {
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308 | value += "N";
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309 | }
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310 | else
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311 | {
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312 | value += "E";
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313 | }
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314 | }
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315 |
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316 | return value;
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317 | }
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318 |
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319 | function updateMap()
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320 | {
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321 | var markersOnMap = 0;
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322 | var bounds = new google.maps.LatLngBounds();
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323 | for(var i = 0; i < _docList.ids.length; i++)
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324 | {
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325 | var doc = _docList.getDocByIndex(i);
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326 | if(doc.parentCL && doc.parentCL.style.display == "none")
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327 | {
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328 | if(doc.shapes) {
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329 | for(var x = 0; x < doc.shapes.length; x++) {
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330 | doc.shapes[x].setVisible(false);
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331 | }
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332 | markersOnMap = doc.shapes.length;
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333 | } else {
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334 | doc.marker.setVisible(false);
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335 | }
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336 | continue;
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337 | }
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338 | else
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339 | {
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340 | if(doc.shapes) {
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341 | for(var x = 0; x < doc.shapes.length; x++) {
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342 | doc.shapes[x].setVisible(true);
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343 | }
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344 | markersOnMap = doc.shapes.length;
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345 | } else {
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346 | doc.marker.setVisible(true);
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347 | }
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348 | markersOnMap++;
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349 | }
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350 |
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351 |
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352 | if(doc.coords) {
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353 | for(var x = 0; x < doc.coords.length; x++) {
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354 | var coord = doc.coords[x];
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355 | var coordInfo = getLatLngForCoord(doc.coords[x]);
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356 | bounds.extend(new google.maps.LatLng(coordInfo.lat, coordInfo.lng));
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357 | }
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358 | }
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359 | else {
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360 | bounds.extend(new google.maps.LatLng(doc.lat, doc.lng));
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361 | }
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362 | }
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363 |
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364 | if(markersOnMap > 1)
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365 | {
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366 | _map.fitBounds(bounds);
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367 | } else if (markersOnMap == 1) {
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368 | // 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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369 | _map.setCenter(bounds.getCenter());
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370 | _map.setZoom(18); // arbitrary value that looked nice for my example
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371 | }
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372 | }
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373 |
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374 | function getLatLngForCoord(coord) {
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375 |
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376 | // https://stackoverflow.com/questions/2559318/how-to-check-for-an-undefined-or-null-variable-in-javascript
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377 | if(!coord) {
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378 | // some_variable is either null, undefined, 0, NaN, false, or an empty string
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379 | console.log("@@@@ In map-scripts::getLatLngForCoord(): no or invalid coord info");
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380 | return null;
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381 | }
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382 |
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383 | // coord is of the form: "37S77 157E53"
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384 | // lat will be 37S77, lng 157E53.
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385 | var indexOfSpace = coord.indexOf(" ");
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386 | if(indexOfSpace === -1) {
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387 | console.log("@@@@ In map-scripts::getLatLngForCoord(): bad format for coord " + coord);
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388 | return null;
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389 | }
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390 | var latitude = coord.substring(0, indexOfSpace);
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391 | var longitude = coord.substring(indexOfSpace+1);
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392 | return {lat: latitude, lng: longitude}; // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects
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393 | }
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394 |
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395 | function loopThroughMarkers()
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396 | {
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397 | if(_docList.ids.length == 0)
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398 | {
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399 | return;
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400 | }
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401 |
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402 | var visibleMarkers = new Array();
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403 | for(var i = 0; i < _docList.ids.length; i++)
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404 | {
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405 | var doc = _docList.getDocByIndex(i);
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406 | if(doc.marker.getVisible())
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407 | {
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408 | visibleMarkers.push(doc);
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409 | }
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410 | }
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411 |
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412 | if(visibleMarkers.length < 2)
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413 | {
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414 | clearAllInfoBoxes();
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415 | return;
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416 | }
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417 |
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418 | clearAllInfoBoxes();
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419 |
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420 | var elem = null;
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421 | while(!elem)
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422 | {
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423 | if(_docList.loopIndex >= visibleMarkers.length)
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424 | {
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425 | _docList.loopIndex = 0;
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426 | }
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427 |
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428 | var doc = visibleMarkers[_docList.loopIndex];
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429 | var elem = gs.jqGet("div" + doc.nodeID);
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430 | if(elem.length)
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431 | {
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432 | elem.css("background", "#BBFFBB");
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433 | setTimeout(function(){elem.css("background", "");}, 2000);
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434 | }
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435 | _docList.loopIndex++;
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436 | }
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437 | doc.marker.markerInfo.open(_map, doc.marker);
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438 | }
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439 |
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440 |
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441 | function focusDocument(id)
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442 | {
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443 | var doc = _docList[id];
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444 | if(doc)
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445 | {
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446 | clearInterval(_intervalHandle);
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447 | _intervalHandle = null;
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448 | if(doc.coords) {
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449 | for(var x = 0; x < doc.coords.length; x++) {
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450 | var coord = doc.coords[x];
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451 | var coordInfo = getLatLngForCoord(doc.coords[x]);
|
---|
452 | _map.panTo(new google.maps.LatLng(coordInfo.lat, coordInfo.lng));
|
---|
453 | }
|
---|
454 | } else {
|
---|
455 | _map.panTo(new google.maps.LatLng(doc.lat, doc.lng));
|
---|
456 | }
|
---|
457 | clearAllInfoBoxes();
|
---|
458 | doc.marker.markerInfo.open(_map, doc.marker);
|
---|
459 | var scrollCheckbox = $("#scrollCheckbox");
|
---|
460 | if(scrollCheckbox.checked)
|
---|
461 | {
|
---|
462 | scrollCheckbox.checked = false;
|
---|
463 | }
|
---|
464 | }
|
---|
465 | }
|
---|
466 |
|
---|
467 | function clearAllInfoBoxes()
|
---|
468 | {
|
---|
469 | for(var i = 0; i < _docList.ids.length; i++)
|
---|
470 | {
|
---|
471 | var doc = _docList.getDocByIndex(i);
|
---|
472 | doc.marker.markerInfo.close();
|
---|
473 | }
|
---|
474 | }
|
---|
475 |
|
---|
476 | function createMarkers(doc, mainMarker) {
|
---|
477 | if(doc.mapoverlay) {
|
---|
478 | //console.log("Have shapes: " + doc.mapoverlay.toString());
|
---|
479 | createShapes(doc, mainMarker);
|
---|
480 | } else { // backwards compatible to deal with Lat and Lng meta stored for doc
|
---|
481 | pos = new google.maps.LatLng(doc.lat,doc.lng);
|
---|
482 | createMarker(doc, pos, mainMarker);
|
---|
483 | }
|
---|
484 | }
|
---|
485 |
|
---|
486 | function addInfoMarker(doc, shape) {
|
---|
487 |
|
---|
488 | if(!shape.description) {
|
---|
489 | //console.log("@@@@ " + shape.type.toString() + " had no description/label");
|
---|
490 | return;
|
---|
491 | }
|
---|
492 |
|
---|
493 | // else add an InfoWindow for this shape using the label (shape.description)
|
---|
494 |
|
---|
495 | // https://developers.google.com/maps/documentation/javascript/infowindows
|
---|
496 | // An InfoWindow's "position contains the LatLng at which this info window is anchored.
|
---|
497 | // Note: An InfoWindow may be attached either to a Marker object (in which case its position is based on the marker's location)
|
---|
498 | // or on the map itself at a specified LatLng. Opening an info window on a marker will automatically update the position."
|
---|
499 | var infoWindow = new google.maps.InfoWindow({content:shape.description}); // NOTE: if not setting content or position properties
|
---|
500 | // inside this constructor, need to call setContent/setPosition to set them
|
---|
501 |
|
---|
502 | if(shape.type === google.maps.drawing.OverlayType.MARKER) {
|
---|
503 | var marker = shape;
|
---|
504 | marker.addListener('mouseover', function() {
|
---|
505 | infoWindow.open(_map, marker);
|
---|
506 | });
|
---|
507 | marker.addListener('mouseout', function() {
|
---|
508 | infoWindow.close();
|
---|
509 | });
|
---|
510 | attachClickHandler(marker, doc.nodeID); // do what the original code used to do here
|
---|
511 | }
|
---|
512 | else {
|
---|
513 | var coord = ShapesUtil.getLabelCoordinate(shape);
|
---|
514 | console.log("Coord for " + shape.type.toString() + " is " + coord.toString());
|
---|
515 | infoWindow.setPosition(coord);
|
---|
516 | shape.addListener('mouseover', function() {
|
---|
517 | infoWindow.open(_map);
|
---|
518 | });
|
---|
519 | shape.addListener('mouseout', function() {
|
---|
520 | infoWindow.close();
|
---|
521 | });
|
---|
522 | attachClickHandler(shape, doc.nodeID); // as above
|
---|
523 | }
|
---|
524 | }
|
---|
525 |
|
---|
526 | // This function will create Google Shapes/Overlays and markers out of a given doc JSONNode's doc.mapOverlay
|
---|
527 | // (doc.mapOverlay shapes are stored as an array of JSON) and store the shapes/overlays in the doc.shapes array.
|
---|
528 | // Note: doc.coords are just an array of all the coordinates in a doc, not indicating to which shapes they belong.
|
---|
529 | // They're only **for searching** - for seaching which coords (hence docs) are in a map.
|
---|
530 | // Param mainMarker: if set to true, marker is red. If false, marker is blue
|
---|
531 | function createShapes(doc, mainMarker)
|
---|
532 | {
|
---|
533 | // for doc.shapes: don't store JSON anymore, convert them to google Shapes overlays and store them instead
|
---|
534 | doc.shapes = [];
|
---|
535 | for (var i=0; i<doc.mapoverlay.length; i++) {
|
---|
536 | var shape = ShapesUtil.JSONToShape(doc.mapoverlay[i]);
|
---|
537 | doc.shapes[i] = shape;
|
---|
538 | shape.setMap(_map);
|
---|
539 | shape["title"] = doc.title;
|
---|
540 |
|
---|
541 | // Unset editable and draggable properties of shape
|
---|
542 | // And for markers, which are initialised to clickable besides, undo the clickability
|
---|
543 | // and set them
|
---|
544 | if(shape.type === google.maps.drawing.OverlayType.MARKER) {
|
---|
545 | var marker = shape;
|
---|
546 | // mainMarkers should be red
|
---|
547 | if(!mainMarker) {
|
---|
548 | marker["icon"] = "interfaces/" + gs.xsltParams.interface_name + "/images/bluemarker.png";
|
---|
549 | }
|
---|
550 | marker.clickable = false; // only markers
|
---|
551 | }
|
---|
552 |
|
---|
553 | shape.editable = false;
|
---|
554 | shape.draggable = false;
|
---|
555 |
|
---|
556 |
|
---|
557 |
|
---|
558 | // doc[i]'s label = doc.shapes[i].description
|
---|
559 | addInfoMarker(doc, shape);
|
---|
560 | }
|
---|
561 |
|
---|
562 | var docElement = gs.jqGet("div" + doc.nodeID);
|
---|
563 | var parent;
|
---|
564 | if(docElement)
|
---|
565 | {
|
---|
566 | parent = docElement.parentNode;
|
---|
567 | }
|
---|
568 |
|
---|
569 | while(parent && parent.nodeName != "BODY")
|
---|
570 | {
|
---|
571 | if($(parent).attr("id") && $(parent).attr("id").search("divCL") != -1)
|
---|
572 | {
|
---|
573 | doc.parentCL = parent;
|
---|
574 | break;
|
---|
575 | }
|
---|
576 |
|
---|
577 | parent = parent.parentNode;
|
---|
578 | }
|
---|
579 | }
|
---|
580 |
|
---|
581 | // This method is only for backwards compatibility: for those collections with docs that only have Lat and Lng meta
|
---|
582 | // and no GPS.mapOverlay (and hence Coordinate) meta.
|
---|
583 | // Param mainMarker: if set to true, marker is red. If false, marker is blue
|
---|
584 | function createMarker(doc, pos, mainMarker)
|
---|
585 | {
|
---|
586 | var marker;
|
---|
587 | if(mainMarker)
|
---|
588 | {
|
---|
589 | marker = new google.maps.Marker
|
---|
590 | ({
|
---|
591 | position: pos,
|
---|
592 | title:doc.title,
|
---|
593 | map:_map
|
---|
594 | });
|
---|
595 | }
|
---|
596 | else
|
---|
597 | {
|
---|
598 | marker = new google.maps.Marker
|
---|
599 | ({
|
---|
600 | position: pos,
|
---|
601 | title:doc.title,
|
---|
602 | map:_map,
|
---|
603 | icon:"interfaces/" + gs.xsltParams.interface_name + "/images/bluemarker.png"
|
---|
604 | });
|
---|
605 | }
|
---|
606 |
|
---|
607 | var docElement = gs.jqGet("div" + doc.nodeID);
|
---|
608 | var parent;
|
---|
609 | if(docElement)
|
---|
610 | {
|
---|
611 | parent = docElement.parentNode;
|
---|
612 | }
|
---|
613 |
|
---|
614 | while(parent && parent.nodeName != "BODY")
|
---|
615 | {
|
---|
616 | if($(parent).attr("id") && $(parent).attr("id").search("divCL") != -1)
|
---|
617 | {
|
---|
618 | doc.parentCL = parent;
|
---|
619 | break;
|
---|
620 | }
|
---|
621 |
|
---|
622 | parent = parent.parentNode;
|
---|
623 | }
|
---|
624 |
|
---|
625 | var info = new google.maps.InfoWindow({content:doc.title});
|
---|
626 | marker.markerInfo = info;
|
---|
627 | doc.marker = marker;
|
---|
628 | attachClickHandler(marker, doc.nodeID);
|
---|
629 | }
|
---|
630 |
|
---|
631 | // TODO: with the following, it seems that clicking on shape expands the entire document
|
---|
632 | // Should it be that clicking on a shape should expand the doc section that contains that shape meta?
|
---|
633 | function attachClickHandler(shapeOrMarker, nodeID)
|
---|
634 | {
|
---|
635 | google.maps.event.addListener(shapeOrMarker, 'click', function()
|
---|
636 | {
|
---|
637 | 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";
|
---|
638 | });
|
---|
639 | }
|
---|
640 |
|
---|
641 | function NewLatLng(lat, lng)
|
---|
642 | {
|
---|
643 | console.log("Latitude " + lat);
|
---|
644 | console.log("Longitude " + lng);
|
---|
645 | }
|
---|
646 |
|
---|
647 | function getSubClassifier(sectionID)
|
---|
648 | {
|
---|
649 | var url = gs.xsltParams.library_name + "?a=b&rt=s&s=ClassifierBrowse&c=" + gs.cgiParams.c + "&cl=" + sectionID + "&excerptid=jsonNodes";
|
---|
650 | $.ajax(url)
|
---|
651 | .success(function(responseText)
|
---|
652 | {
|
---|
653 | var startIndex = responseText.indexOf(">");
|
---|
654 | var endIndex = responseText.indexOf("</");
|
---|
655 |
|
---|
656 | var jsonNodes = eval(responseText.substring(startIndex+1, endIndex));
|
---|
657 | if(jsonNodes && jsonNodes.length > 0)
|
---|
658 | {
|
---|
659 | for(var i = 0; i < jsonNodes.length; i++)
|
---|
660 | {
|
---|
661 | var doc = jsonNodes[i];
|
---|
662 | _docList[doc.nodeID] = doc;
|
---|
663 | _docList.ids.push(doc.nodeID);
|
---|
664 |
|
---|
665 | createMarkers(doc, false);
|
---|
666 | }
|
---|
667 |
|
---|
668 | $("#map_canvas").css({"visibility": "visible", "height": ""});
|
---|
669 | }
|
---|
670 |
|
---|
671 | updateMap();
|
---|
672 | })
|
---|
673 | .error(function()
|
---|
674 | {
|
---|
675 | console.log("Error getting subclassifiers");
|
---|
676 | return;
|
---|
677 | });
|
---|
678 | }
|
---|
679 |
|
---|
680 | function performDistanceSearchWithCoordinates(id, coord, degrees)
|
---|
681 | {
|
---|
682 | var coordInfo = getLatLngForCoord(coord);
|
---|
683 | if(!coordInfo) {
|
---|
684 | console.log("@@@ ERROR in map-scripts::performDistanceSearchWithCoordinates: coordInfo is null");
|
---|
685 | }
|
---|
686 | performDistanceSearch(id, coordInfo.lat, coordInfo.lng, degrees);
|
---|
687 | }
|
---|
688 |
|
---|
689 | function performDistanceSearch(id, lat, lng, degrees)
|
---|
690 | {
|
---|
691 | if(parseFloat(lat) > 180 || parseFloat(lat) < -180 || parseFloat(lng) > 180 || parseFloat(lat) < -180)
|
---|
692 | {
|
---|
693 | console.log("Latitude or longitude incorrectly formatted");
|
---|
694 | return;
|
---|
695 | }
|
---|
696 |
|
---|
697 | if(lat.indexOf(".") == -1 || lng.indexOf(".") == -1 || (lat.indexOf(".") + 3) >= lat.length || (lng.indexOf(".") + 3) >= lng.length)
|
---|
698 | {
|
---|
699 | console.log("Latitude or longitude does not have the required precision for a distance search");
|
---|
700 | return;
|
---|
701 | }
|
---|
702 |
|
---|
703 | var query = "";
|
---|
704 | for(var i = 0; i < degrees * 2; i++)
|
---|
705 | {
|
---|
706 | for (var j = 0; j < degrees * 2; j++)
|
---|
707 | {
|
---|
708 | var latDelta = (i - degrees) * 0.01;
|
---|
709 | var lngDelta = (j - degrees) * 0.01;
|
---|
710 |
|
---|
711 | query += "(" + getDistanceQueryString(lat, latDelta, 2, "LA", ["N","S"]);
|
---|
712 | query += "+AND+";
|
---|
713 | query += getDistanceQueryString(lng, lngDelta, 2, "LN", ["E","W"]) + ")";
|
---|
714 |
|
---|
715 | if(i != ((degrees * 2) - 1) || j != ((degrees * 2) - 1)){ query += "+OR+"; }
|
---|
716 | }
|
---|
717 | }
|
---|
718 |
|
---|
719 | var inlineTemplate = '\
|
---|
720 | <xsl:template match="/" priority="5">\
|
---|
721 | <table id="nearbyDocs">\
|
---|
722 | <tr>\
|
---|
723 | <th><a href="javascript:sortByDistance();">Distance</a></th><th><a href="javascript:sortAlphabetically();">Document</a></th>\
|
---|
724 | </tr>\
|
---|
725 | <xsl:apply-templates select="//documentNode"/>\
|
---|
726 | </table>\
|
---|
727 | </xsl:template>\
|
---|
728 | \
|
---|
729 | <xsl:template match="documentNode" priority="5">\
|
---|
730 | <xsl:if test="@nodeID !=\''+id+'\'">\
|
---|
731 | <tr>\
|
---|
732 | <td>___<gsf:metadata name="Latitude"/>______<gsf:metadata name="Longitude"/>___</td>\
|
---|
733 | <td><gsf:link title="'+gs.text.doc.nearby_doc_tooltip+'" type="document"><gsf:metadata name="Title"/></gsf:link></td>\
|
---|
734 | </tr>\
|
---|
735 | </xsl:if>\
|
---|
736 | </xsl:template>';
|
---|
737 |
|
---|
738 | 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");
|
---|
739 | $.ajax(url)
|
---|
740 | .success(function(response)
|
---|
741 | {
|
---|
742 | response = response.replace(/<img src="[^"]*map_marker.png"[^>]*>/g, "");
|
---|
743 |
|
---|
744 | var nearbyDocsArray = new Array();
|
---|
745 |
|
---|
746 | var lats = new Array();
|
---|
747 | var lngs = new Array();
|
---|
748 | var matches = response.match(/___(-?[0-9\.]*)___/g);
|
---|
749 | for(var i = 0; i < matches.length; i += 2)
|
---|
750 | {
|
---|
751 | var matchLatFloat = parseFloat(matches[i].replace("___", ""));
|
---|
752 | var matchLngFloat = parseFloat(matches[i+1].replace("___", ""));
|
---|
753 |
|
---|
754 | lats.push(matchLatFloat);
|
---|
755 | lngs.push(matchLngFloat);
|
---|
756 | var distance = Math.sqrt(Math.pow(matchLatFloat - parseFloat(lat), 2) + Math.pow(matchLngFloat - parseFloat(lng), 2)) * (40000.0/360.0);
|
---|
757 | var distanceString = "" + distance;
|
---|
758 | distanceString = distanceString.substring(0, 6);
|
---|
759 | response = response.replace(matches[i] + matches[i+1], distanceString);
|
---|
760 | }
|
---|
761 |
|
---|
762 | var index = 0;
|
---|
763 | var i = 0;
|
---|
764 | while(true)
|
---|
765 | {
|
---|
766 | var distanceStart = response.indexOf("<td>", index);
|
---|
767 | if(distanceStart == -1)
|
---|
768 | {
|
---|
769 | break;
|
---|
770 | }
|
---|
771 | var distanceEnd = response.indexOf("</td>", distanceStart);
|
---|
772 |
|
---|
773 | var docLinkStart = response.indexOf("<td>", distanceEnd);
|
---|
774 | var docLinkEnd = response.indexOf("</td>", docLinkStart);
|
---|
775 |
|
---|
776 | var dist = response.substring(distanceStart + 4, distanceEnd);
|
---|
777 | var docLink = response.substring(docLinkStart + 4, docLinkEnd);
|
---|
778 |
|
---|
779 | _nearbyDocs.push({title:docLink, distance:dist, lat:lats[i], lng:lngs[i++]});
|
---|
780 |
|
---|
781 | index = docLinkEnd;
|
---|
782 | }
|
---|
783 |
|
---|
784 | sortByDistance(lat,lng);
|
---|
785 |
|
---|
786 | var toggle = $("#nearbyDocumentsToggle");
|
---|
787 | toggle.attr("src", gs.imageURLs.collapse);
|
---|
788 | gs.functions.makeToggle(toggle, $("#nearbyDocuments"));
|
---|
789 | });
|
---|
790 | }
|
---|
791 |
|
---|
792 | var map_centering_timeout = null;
|
---|
793 | function recenterMapF(lat, lng)
|
---|
794 | {
|
---|
795 | return function() {
|
---|
796 | _map.setCenter(new google.maps.LatLng(lat, lng));
|
---|
797 | }
|
---|
798 | }
|
---|
799 | function recenterMap(lat, lng)
|
---|
800 | {
|
---|
801 |
|
---|
802 | _map.setCenter(new google.maps.LatLng(lat, lng));
|
---|
803 |
|
---|
804 | }
|
---|
805 | function sortByDistance(base_lat,base_lng)
|
---|
806 | {
|
---|
807 | 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>';
|
---|
808 | _nearbyDocs.sort(function(a, b){return (a.distance - b.distance);});
|
---|
809 | for(var i = 0; i < _nearbyDocs.length; i++)
|
---|
810 | {
|
---|
811 |
|
---|
812 | 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>";
|
---|
813 | }
|
---|
814 | sortedTable += "</table>";
|
---|
815 |
|
---|
816 | $("#nearbyDocuments").html(sortedTable);
|
---|
817 | }
|
---|
818 | function prettifyDistance(distance) {
|
---|
819 |
|
---|
820 | var new_distance;
|
---|
821 | if (distance < 1) {
|
---|
822 | new_distance = (distance * 1000);
|
---|
823 | // Round to nearest whole number - don't need to show points of metres..
|
---|
824 | new_distance = Math.round(new_distance);
|
---|
825 | new_distance += " m";
|
---|
826 | }
|
---|
827 | else {
|
---|
828 | new_distance = distance +" km";
|
---|
829 |
|
---|
830 | }
|
---|
831 | return new_distance;
|
---|
832 | }
|
---|
833 |
|
---|
834 |
|
---|
835 |
|
---|
836 | function sortAlphabetically(base_lat, base_lng)
|
---|
837 | {
|
---|
838 | 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>';
|
---|
839 | _nearbyDocs.sort(function(a, b)
|
---|
840 | {
|
---|
841 | var firstTitleStartIndex = a.title.indexOf(">");
|
---|
842 | var firstTitleEndIndex = a.title.indexOf("<", firstTitleStartIndex);
|
---|
843 | var firstTitle = a.title.substring(firstTitleStartIndex + 1, firstTitleEndIndex);
|
---|
844 | var secondTitleStartIndex = b.title.indexOf(">");
|
---|
845 | var secondTitleEndIndex = b.title.indexOf("<", secondTitleStartIndex);
|
---|
846 | var secondTitle = b.title.substring(secondTitleStartIndex + 1, secondTitleEndIndex);
|
---|
847 | return ((firstTitle.toLowerCase() == secondTitle.toLowerCase()) ? 0 : ((firstTitle.toLowerCase() > secondTitle.toLowerCase()) ? 1 : -1));
|
---|
848 | });
|
---|
849 | for(var i = 0; i < _nearbyDocs.length; i++)
|
---|
850 | {
|
---|
851 | 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>";
|
---|
852 | }
|
---|
853 | sortedTable += "</table>";
|
---|
854 |
|
---|
855 | $("#nearbyDocuments").html(sortedTable);
|
---|
856 | }
|
---|
857 |
|
---|
858 | function getDistanceQueryString(currentCoord, delta, precision, indexName, dirs)
|
---|
859 | {
|
---|
860 | var query = "";
|
---|
861 | var coordFloat = parseFloat(currentCoord);
|
---|
862 |
|
---|
863 | var newCoord = "" + (coordFloat + delta);
|
---|
864 | var beforeDec = newCoord.substring(0, newCoord.indexOf("."));
|
---|
865 |
|
---|
866 | var dir = dirs[0];
|
---|
867 | if(coordFloat < 0)
|
---|
868 | {
|
---|
869 | dir = dirs[1];
|
---|
870 | beforeDec = beforeDec.substring(1);
|
---|
871 | }
|
---|
872 | beforeDec += dir;
|
---|
873 |
|
---|
874 | var afterDec = newCoord.substring(newCoord.indexOf(".") + 1, newCoord.indexOf(".") + (precision) + 1);
|
---|
875 |
|
---|
876 | return indexName + ":" + beforeDec + "+AND+" + indexName + ":" + afterDec;
|
---|
877 | }
|
---|
878 |
|
---|
879 | // This function "overrides" (or rather, redefines) toggleSection in both classifier_scripts.js and document_scripts.js
|
---|
880 | // However, classifier_scripts.js::toggleSection() only took one parameter, sectionID, whereas
|
---|
881 | // document_scripts.js::toggleSection() took 3 params (sectionID, callback, tocDisabled).
|
---|
882 | // So to be compatible with both, need map-scripts::toggleSection() here to support all 3 in that order.
|
---|
883 | function modifyFunctions()
|
---|
884 | {
|
---|
885 | toggleSection = function(sectionID, callback, tocDisabled)
|
---|
886 | {
|
---|
887 | _basicToggleSection(sectionID, callback, tocDisabled);
|
---|
888 |
|
---|
889 | var section = gs.jqGet("div" + sectionID);
|
---|
890 | var sectionToggle = gs.jqGet("toggle" + sectionID);
|
---|
891 |
|
---|
892 | if(sectionToggle == undefined)
|
---|
893 | {
|
---|
894 | return;
|
---|
895 | }
|
---|
896 |
|
---|
897 | //If the div exists
|
---|
898 | // Test if 'section' exists.
|
---|
899 | // ==> Because we're using jQuery to do this we need to test the length of the object returned
|
---|
900 | // http://stackoverflow.com/questions/920236/how-can-i-detect-if-a-selector-returns-null
|
---|
901 | if(section.length !== 0)
|
---|
902 | {
|
---|
903 | if(isExpanded(sectionID))
|
---|
904 | {
|
---|
905 | section.css("display", "none");
|
---|
906 | sectionToggle.attr("src", gs.imageURLs.expand);
|
---|
907 |
|
---|
908 | if(openClassifiers[sectionID].length !== 0) //if(openClassifiers[sectionID] != undefined)
|
---|
909 | {
|
---|
910 | delete openClassifiers[sectionID];
|
---|
911 | }
|
---|
912 | }
|
---|
913 | else
|
---|
914 | {
|
---|
915 | section.css("display", "block");
|
---|
916 | sectionToggle.attr("src", gs.imageURLs.collapse);
|
---|
917 | openClassifiers[sectionID] = true;
|
---|
918 | }
|
---|
919 | updateOpenClassifiers();
|
---|
920 | updateMap();
|
---|
921 | }
|
---|
922 | else
|
---|
923 | {
|
---|
924 | httpRequest(sectionID);
|
---|
925 | }
|
---|
926 |
|
---|
927 | }
|
---|
928 |
|
---|
929 | httpRequest = function(sectionID)
|
---|
930 | {
|
---|
931 | if(!inProgress[sectionID])
|
---|
932 | {
|
---|
933 | inProgress[sectionID] = true;
|
---|
934 |
|
---|
935 | var sectionToggle = gs.jqGet("toggle" + sectionID);
|
---|
936 | sectionToggle.attr("src", gs.imageURLs.loading);
|
---|
937 |
|
---|
938 | var url = gs.xsltParams.library_name + "/collection/" + gs.cgiParams.c + "/browse/" + sectionID.replace(/\./g, "/") + "?excerptid=div" + sectionID;
|
---|
939 |
|
---|
940 | if(gs.cgiParams.berrybasket == "on")
|
---|
941 | {
|
---|
942 | url = url + "&berrybasket=on";
|
---|
943 | }
|
---|
944 |
|
---|
945 | if(url.indexOf("#") != -1)
|
---|
946 | {
|
---|
947 | url = url.substring(0, url.indexOf("#"));
|
---|
948 | }
|
---|
949 |
|
---|
950 | $.ajax(url)
|
---|
951 | .success(function(responseText)
|
---|
952 | {
|
---|
953 | var newDiv = $("<div>");
|
---|
954 | var sibling = gs.jqGet("title" + sectionID);
|
---|
955 | sibling.after(newDiv);
|
---|
956 |
|
---|
957 | newDiv.html(responseText);
|
---|
958 | sectionToggle.attr("src", gs.imageURLs.collapse);
|
---|
959 | openClassifiers[sectionID] = true;
|
---|
960 |
|
---|
961 | if(gs.cgiParams.berrybasket == "on")
|
---|
962 | {
|
---|
963 | checkout();
|
---|
964 | }
|
---|
965 | else if(gs.cgiParams.documentbasket == "on")
|
---|
966 | {
|
---|
967 | dmcheckout();
|
---|
968 | }
|
---|
969 | updateOpenClassifiers();
|
---|
970 | getSubClassifier(sectionID);
|
---|
971 | })
|
---|
972 | .error(function()
|
---|
973 | {
|
---|
974 | sectionToggle.attr("src", gs.imageURLs.expand);
|
---|
975 | })
|
---|
976 | .complete(function()
|
---|
977 | {
|
---|
978 | inProgress[sectionID] = false;
|
---|
979 | busy = false;
|
---|
980 | });
|
---|
981 | }
|
---|
982 | }
|
---|
983 | }
|
---|