Mercurial > mxd2map
annotate src/java/de/intevation/mxd/writer/MapScriptWriter.java @ 221:a44d442577ca
Fixes correct paths for Browser-output, added target for GROUP-output
author | Stephan Holl <stephan.holl@intevation.de> |
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date | Mon, 25 Jul 2011 12:33:24 +0200 |
parents | 448a2fd085e0 |
children | e672f5134d6e |
rev | line source |
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41
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Introduced MapScript writer.
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1 package de.intevation.mxd.writer; |
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2 |
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3 import org.apache.log4j.Logger; |
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4 |
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5 import java.awt.Color; |
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6 |
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7 import org.w3c.dom.Document; |
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8 import org.w3c.dom.Element; |
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9 import org.w3c.dom.NodeList; |
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10 |
98
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11 import java.io.File; |
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12 |
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13 import javax.xml.xpath.XPathConstants; |
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14 |
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15 import edu.umn.gis.mapscript.mapObj; |
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16 import edu.umn.gis.mapscript.layerObj; |
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17 import edu.umn.gis.mapscript.classObj; |
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18 import edu.umn.gis.mapscript.labelObj; |
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19 import edu.umn.gis.mapscript.colorObj; |
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20 import edu.umn.gis.mapscript.fontSetObj; |
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21 import edu.umn.gis.mapscript.hashTableObj; |
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22 |
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23 import edu.umn.gis.mapscript.MS_UNITS; |
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24 import edu.umn.gis.mapscript.MS_LAYER_TYPE; |
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25 import edu.umn.gis.mapscript.MS_CONNECTION_TYPE; |
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26 import edu.umn.gis.mapscript.MS_FONT_TYPE; |
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27 import edu.umn.gis.mapscript.MS_POSITIONS_ENUM; |
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28 |
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29 import de.intevation.mxd.utils.XMLUtils; |
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30 |
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31 /** |
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32 * The Mapfile Writer. |
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33 * This Writer uses the MapScript Java API to create Mapfiles from a DOM. |
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34 * |
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35 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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36 */ |
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37 public class MapScriptWriter |
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38 implements IWriter |
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39 { |
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40 /** |
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41 * The Logger. |
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42 */ |
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43 private static final Logger logger = Logger.getLogger(MapScriptWriter.class); |
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44 |
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45 /** |
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46 * Private member. |
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47 */ |
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48 private Document root; |
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49 private mapObj map; |
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50 private String mapFilename; |
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51 private String MS_BINDIR = "c:/ms_6.1-dev/bin"; |
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52 private String prefix = ""; |
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Manage projections and units.
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53 private MS_UNITS units = MS_UNITS.MS_METERS; |
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54 |
181 | 55 /** |
56 * Default constructor. | |
57 * Creates a mapscript writer object with an empty map. | |
58 */ | |
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59 public MapScriptWriter() { |
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60 map = new mapObj(""); |
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61 mapFilename = ""; |
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62 } |
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63 |
181 | 64 /** |
65 * Contructor with template and output filename. | |
66 * Creates a mapscript writer object with the given template that saves the | |
67 * map to the filename. | |
68 * | |
69 * @param templ Mapfile template. | |
70 * @param filename Output file name. | |
71 */ | |
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72 public MapScriptWriter(String templ, String filename) { |
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73 String path = System.getProperty("user.dir"); |
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74 map = new mapObj(templ); |
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75 File f = new File(filename); |
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76 mapFilename = filename; |
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77 if(f.isAbsolute()) { |
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78 map.setMappath(mapFilename); |
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79 } |
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80 else { |
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81 map.setMappath( |
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82 System.getProperty("user.dir") + |
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83 File.separator + |
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84 mapFilename); |
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85 mapFilename = System.getProperty("user.dir") + |
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86 File.separator + |
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87 mapFilename; |
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88 } |
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89 String fontSetPath = map.getFontset().getFilename(); |
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90 File fonts = new File(fontSetPath); |
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91 String fontSet = fonts.getAbsolutePath(); |
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92 fontSet = fontSet.replaceAll("\\\\", "/"); |
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93 map.setFontSet(fontSet); |
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94 } |
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95 |
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96 /** |
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97 * Write the mapfile. |
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98 * @param doc The root document containin the map attributes. |
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99 * |
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100 * @return Currently always true. |
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101 */ |
120
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102 public boolean write(Document doc) { |
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103 logger.debug("write()"); |
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104 this.root = doc; |
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105 |
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106 //Get the filename. |
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107 Element fileNode = (Element)XMLUtils.xpath( |
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108 root, |
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109 "/mxd/file", |
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110 XPathConstants.NODE); |
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111 //Write the map attributes. |
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112 writeMap(); |
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113 //Write the layers. |
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114 boolean ret = writeLayer(); |
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115 //Save the map. |
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116 if (ret) { |
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117 mapObj cloneMap = map.cloneMap(); |
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118 cloneMap.save(mapFilename); |
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119 logger.info("Mapfile created: " + mapFilename); |
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120 return true; |
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121 } |
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122 return false; |
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123 } |
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124 |
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125 /** |
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126 * Create the map object and set the attributes. |
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127 */ |
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128 private void writeMap() { |
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129 logger.debug("writeMap()"); |
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130 //Get the map. |
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131 Element mapNode = (Element)XMLUtils.xpath( |
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132 root, |
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133 "/mxd/map", |
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134 XPathConstants.NODE); |
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135 |
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136 //Set the name. |
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137 map.setName(mapNode.getAttribute("name")); |
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138 map.setMetaData("wms_title", mapNode.getAttribute("name")); |
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139 //Set the extent. |
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140 map.setExtent( |
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141 Double.parseDouble(mapNode.getAttribute("extent_min_x")), |
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142 Double.parseDouble(mapNode.getAttribute("extent_min_y")), |
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143 Double.parseDouble(mapNode.getAttribute("extent_max_x")), |
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144 Double.parseDouble(mapNode.getAttribute("extent_max_y"))); |
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145 |
172
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146 //Set the units and projection. |
180
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147 int proj = Integer.parseInt(mapNode.getAttribute("projection")); |
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148 if(proj != 0) { |
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149 map.setProjection("epsg:" + mapNode.getAttribute("projection")); |
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150 } |
170
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151 String u = mapNode.getAttribute("units"); |
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152 if(u.equals("feet")) { |
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153 units = MS_UNITS.MS_FEET; |
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154 } |
170
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155 else if(u.equals("inches")) { |
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156 units = MS_UNITS.MS_INCHES; |
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157 } |
170
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158 else if(u.equals("kilometers")) { |
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159 units = MS_UNITS.MS_KILOMETERS; |
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160 } |
170
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161 else if(u.equals("meters")) { |
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162 units = MS_UNITS.MS_METERS; |
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163 } |
170
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164 else if(u.equals("miles")) { |
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165 units = MS_UNITS.MS_MILES; |
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166 } |
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167 else if(u.equals("nauticalmiles")) { |
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168 units = MS_UNITS.MS_NAUTICALMILES; |
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169 } |
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170 else if(u.equals("points")) { |
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171 units = MS_UNITS.MS_PIXELS; |
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172 } |
180
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173 else if(u.equals("degree")) { |
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174 units = MS_UNITS.MS_DD; |
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175 } |
41
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176 else { |
170
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177 units = MS_UNITS.MS_METERS; |
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178 } |
170
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179 map.setUnits(units); |
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180 } |
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181 |
43
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182 /** |
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183 * Create layer objects and set the attributes. |
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184 */ |
196
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Verify the SDE databse jointable attribute.
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185 private boolean writeLayer() { |
42
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186 logger.debug("writeLayer()"); |
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187 Element mapNode = (Element)XMLUtils.xpath( |
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188 root, |
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189 "/mxd/map", |
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190 XPathConstants.NODE); |
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191 NodeList list = mapNode.getElementsByTagName("layer"); |
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192 for(int i = 0; i < list.getLength(); i++) { |
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193 Element layerElement = (Element)list.item(i); |
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194 layerObj layer = new layerObj(map); |
190
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195 NodeList renderer = layerElement.getElementsByTagName("renderer"); |
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196 if (renderer.getLength() == 0) { |
204
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197 map.removeLayer(layer.getIndex()); |
190
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198 continue; |
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199 } |
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200 |
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201 //The layer name. |
205
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202 String group = ""; |
148
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203 if(layerElement.hasAttribute("group")) { |
205
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204 group = layerElement.getAttribute("group"); |
200
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205 group = validateString(group); |
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206 group = group.replaceAll (" ", ""); |
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207 layer.setGroup(group); |
207
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208 group = group + "."; |
180
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209 } |
205
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210 String lname = layerElement.getAttribute("name"); |
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211 lname = lname.replaceAll(" ", ""); |
207
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212 lname = group + lname; |
205
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213 layer.setName(validateString(lname)); |
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214 layer.setUnits(units.swigValue()); |
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215 layer.setMetaData("wms_title", validateString(lname)); |
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216 |
180
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217 |
42
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218 //The layer status. |
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219 String stat = layerElement.getAttribute("status"); |
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220 if (stat.equals("on")) { |
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221 layer.setStatus(1); |
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222 } |
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223 else { |
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224 layer.setStatus(0); |
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225 } |
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226 |
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227 //The scale. |
145
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228 double maxScale = 0; |
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229 double minScale = 0; |
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230 try { |
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231 maxScale = |
153
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232 Double.parseDouble(layerElement.getAttribute("min_scale")); |
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233 minScale = |
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234 Double.parseDouble(layerElement.getAttribute("max_scale")); |
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235 } |
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236 catch(NumberFormatException nfe) { |
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237 logger.warn("Error setting scale."); |
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238 maxScale = 0; |
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239 minScale = 0; |
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240 } |
42
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241 layer.setMaxscaledenom(maxScale); |
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242 layer.setMinscaledenom(minScale); |
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243 |
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244 //The layer type. |
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245 String type = layerElement.getAttribute("type"); |
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246 if(type.equals("point")) { |
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247 layer.setType(MS_LAYER_TYPE.MS_LAYER_POINT); |
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248 } |
62
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249 else if (type.equals("line")) { |
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250 layer.setType(MS_LAYER_TYPE.MS_LAYER_LINE); |
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251 } |
97
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252 else if (type.equals("polygon")) { |
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253 layer.setType(MS_LAYER_TYPE.MS_LAYER_POLYGON); |
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254 } |
102
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255 layer.setTileitem(""); |
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256 |
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257 //The layer datasource. |
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258 String con_type = layerElement.getAttribute("connection_type"); |
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259 if(con_type.equals("local")) { |
181 | 260 // The data source is a local file. (.shp) |
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261 String datasource = ""; |
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262 if(layerElement.hasAttribute("workspace")) { |
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263 datasource = layerElement.getAttribute("workspace"); |
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264 datasource += File.separator; |
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265 } |
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266 datasource += layerElement.getAttribute("data_source"); |
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267 datasource = datasource.replaceAll("\\\\", "/"); |
130
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268 layer.setData(datasource); |
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269 } |
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270 else if(con_type.equals("SDE")) { |
181 | 271 // The data source is a sde database. |
137
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272 logger.info( |
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273 "SDE datasource found." + |
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274 " Please edit password in mapfile."); |
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275 layer.setConnectionType( |
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276 MS_CONNECTION_TYPE.MS_PLUGIN.swigValue(), |
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277 MS_BINDIR + "/ms/plugins/msplugin_sde_93.dll"); |
197
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278 String database_auth = layerElement.getAttribute("database"); |
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279 if (database_auth.equals("") || database_auth == null) { |
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280 logger.warn("Could not set the database connection user." + |
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281 " Setting to \"sde\" as default."); |
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282 database_auth = "sde"; |
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283 } |
130
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284 layer.setConnection( |
137
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285 layerElement.getAttribute("server") + "," + |
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286 "port:" + layerElement.getAttribute("instance") + "," + |
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287 database_auth + "," + |
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288 layerElement.getAttribute("user") + ",<PASSWORD>"); |
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289 layer.setData( |
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290 layerElement.getAttribute("data_source") + |
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291 ",SHAPE," + |
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292 layerElement.getAttribute("version")); |
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293 layer.setProcessing("CLOSE_CONNECTION=defer"); |
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294 layer.setProcessing("ATTRIBUTE_QUALIFIED=TRUE"); |
137
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295 if(layerElement.hasAttribute("join_table")) { |
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296 String join = layerElement.getAttribute("join_table"); |
203
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297 |
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298 layer.setProcessing( |
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299 "JOINTABLE=" + |
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300 layerElement.getAttribute("join_table")); |
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301 layer.setFilter( |
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302 "where " + |
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303 layerElement.getAttribute("definition_query") + |
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304 " AND " + |
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305 layerElement.getAttribute("join_table_target") + "." + |
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306 layerElement.getAttribute("join_field_target") + "=" + |
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307 layerElement.getAttribute("join_table") + "." + |
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308 layerElement.getAttribute("join_field")); |
137
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309 } |
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310 else { |
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311 prefix = layerElement.getAttribute("data_source"); |
180
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312 if(layerElement.hasAttribute("definition_query") && |
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313 !layerElement.getAttribute("definition_query") |
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314 .equals("")) { |
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315 layer.setFilter("where " + |
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316 layerElement.getAttribute("definition_query")); |
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317 } |
137
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318 } |
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319 } |
129
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320 layer.setTemplate("PleaseInsertAValidTemplateForGFI"); |
179
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321 |
181 | 322 // Create labelitem |
180
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323 NodeList labels = layerElement.getElementsByTagName("label"); |
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324 if(labels.getLength() > 0) { |
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325 Element label = (Element)labels.item(0); |
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326 String expr = label.getAttribute("expression"); |
180
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327 expr = expr.replaceAll("\\[", ""); |
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328 expr = expr.replaceAll("\\]", ""); |
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329 if(!prefix.equals("")) { |
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330 expr = prefix + "." + expr; |
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331 } |
199
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332 layer.setLabelitem(expr.trim()); |
180
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333 } |
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334 |
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335 //Write classes. |
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336 writeClass(layer, layerElement); |
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337 } |
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338 return true; |
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339 } |
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340 |
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341 /** |
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342 * Adds the classes to the layer. |
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343 * @param layer Mapscript layer object. |
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344 * @param layerElement Dom element containing the class attributes. |
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345 */ |
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346 private void writeClass(layerObj layer, Element layerElement) { |
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347 logger.debug("writeClass(layerObj, Element)"); |
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348 //Get all renderer elements (renderer in arcgis equals class in the |
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349 //mapfile.) |
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350 NodeList list = layerElement.getElementsByTagName("renderer"); |
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351 |
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352 //Create all found class objects and write the symbols and styles for |
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353 //each class. |
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354 for(int i = 0; i < list.getLength(); i++) { |
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355 Element classElement = (Element)list.item(i); |
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356 classObj co = new classObj(layer); |
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357 String name = classElement.getAttribute("label"); |
189
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358 name = validateString(name); |
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359 if (name.equals("")) { |
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360 name = layerElement.getAttribute("name"); |
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361 name = validateString(name); |
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362 if (list.getLength() > 1) { |
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363 name += "-" + i; |
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364 } |
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365 } |
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366 co.setName (name); |
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367 |
181 | 368 //Create label object. |
180
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369 NodeList labels = layerElement.getElementsByTagName("label"); |
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370 if(labels.getLength() > 0) { |
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371 Element labelElement = (Element)labels.item(0); |
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372 String layerType = layerElement.getAttribute("type"); |
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373 writeLabel(co, labelElement, layerType); |
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374 } |
181 | 375 |
376 //Create definition expression. | |
44
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377 if(classElement.hasAttribute("field_count")) { |
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378 co.setExpression(createExpression(classElement, i)); |
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379 } |
181 | 380 |
42
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381 //Write symbols and styles. |
97
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382 NodeList l = classElement.getChildNodes(); |
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383 for (int j = l.getLength() - 1; j >= 0; j--) { |
97
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384 Element elem = (Element)l.item(j); |
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385 |
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386 String type = layerElement.getAttribute("type"); |
180
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387 if(type.equals("point") && |
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388 elem.getTagName().equals("symbol")) { |
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389 MarkerStyleWriter swriter = |
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390 new MarkerStyleWriter (this.map, co); |
97
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391 swriter.write (elem); |
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392 } |
180
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393 else if(type.equals("line") && |
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394 elem.getTagName().equals("symbol")) { |
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395 LineStyleWriter swriter = |
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396 new LineStyleWriter (this.map, co); |
97
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397 swriter.write (elem); |
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398 } |
180
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399 else if(type.equals("polygon") && |
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400 elem.getTagName().equals("symbol")) { |
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401 FillStyleWriter swriter = |
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402 new FillStyleWriter (this.map, co); |
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403 swriter.write (elem); |
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404 } |
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405 } |
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406 } |
41
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407 } |
126
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408 |
181 | 409 /** |
410 * Create a label object in a class object. | |
411 * | |
412 * @param co Class object. | |
413 * @param labelElement DOM element containing label attributes. | |
414 * @param layertype The layer type. Used to define the label position. | |
415 */ | |
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416 private void writeLabel( |
180
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417 classObj co, |
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418 Element labelElement, |
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419 String layerType) { |
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420 |
181 | 421 //Get the label object. Each class has a predefined labelobject. |
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422 labelObj label = co.getLabel(); |
181 | 423 |
424 //Get the label text symbol attributes from DOM. | |
180
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425 Element symbol = (Element)labelElement.getFirstChild(); |
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426 if(symbol != null && symbol.getTagName().equals("symbol")) { |
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427 String type = symbol.getAttribute("type"); |
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428 if(type.equals("text")) { |
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429 label.setType(MS_FONT_TYPE.MS_TRUETYPE); |
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430 } |
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431 label.setSize(Double.parseDouble(symbol.getAttribute("size"))); |
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432 |
179
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433 if(symbol.hasAttribute("color")) { |
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434 String c = symbol.getAttribute("color"); |
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435 Color col = Color.decode(c); |
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436 colorObj color = new colorObj( |
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437 col.getRed(), |
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438 col.getGreen(), |
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439 col.getBlue(), |
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440 -4); |
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441 label.setColor(color); |
180
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442 } |
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443 if(symbol.hasAttribute("font")) { |
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444 String font = symbol.getAttribute("font"); |
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445 fontSetObj fso = this.map.getFontset(); |
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446 hashTableObj fonts = fso.getFonts(); |
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447 String mapFont = fonts.get(font,""); |
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448 if(mapFont != null && !mapFont.equals("")) { |
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449 label.setFont(font); |
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450 } |
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451 else { |
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452 logger.info( |
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453 "Could not find font " + font + " in font set. " + |
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454 "Using FreeSans for labels."); |
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455 label.setFont("FreeSans"); |
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456 } |
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457 } |
179
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458 |
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459 if(labelElement.hasAttribute("max_scale")) { |
180
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460 double min = |
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461 Double.parseDouble(labelElement.getAttribute("max_scale")); |
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462 if(min > 0) { |
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463 label.setMinscaledenom(min); |
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464 } |
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465 } |
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466 if(labelElement.hasAttribute("min_scale")) { |
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467 double max = |
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468 Double.parseDouble(labelElement.getAttribute("min_scale")); |
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469 if(max > 0) { |
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470 label.setMaxscaledenom(max); |
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471 } |
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472 } |
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473 |
181 | 474 //Set the label position. |
180
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475 if(layerType.equals("point")) { |
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476 label.setPosition(MS_POSITIONS_ENUM.MS_UC.swigValue()); |
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477 } |
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478 } |
179
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479 } |
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480 |
181 | 481 /** |
482 * Create definition expression. | |
483 * | |
484 * @param ce DOM elementcontaining the class expression information. | |
485 * @param index Index to determine the correct expression operator. | |
486 */ | |
152
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487 private String createExpression(Element ce, int index) { |
137
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488 String expression = "("; |
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489 int count = 0; |
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490 try { |
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491 count = Integer.parseInt(ce.getAttribute("field_count")); |
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492 } |
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493 catch(NumberFormatException nfe) { |
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494 return ""; |
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495 } |
181 | 496 |
137
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497 if(count == 1) { |
181 | 498 //Create single field expression. |
499 try { | |
500 //If no exception is thrown, the expression value is a number. | |
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501 Double.parseDouble(ce.getAttribute("value")); |
137
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502 String exp = ce.getAttribute("expression_field_0"); |
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503 String pre = ""; |
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504 if (!prefix.equals("") && !exp.startsWith(prefix)) { |
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505 pre = prefix + "."; |
137
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506 } |
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507 expression += "[" + pre; |
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508 expression += ce.getAttribute("expression_field_0") + "]"; |
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509 if(ce.hasAttribute("min_value")) { |
180
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510 if(index == 0) { |
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511 expression += " >= " + ce.getAttribute("min_value"); |
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512 } |
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513 else { |
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514 expression += " > " + ce.getAttribute("min_value"); |
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515 } |
181 | 516 expression += " AND [" + pre; |
517 expression += ce.getAttribute("expression_field_0"); | |
518 expression += "]"; | |
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519 } |
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520 expression += " " + ce.getAttribute("expression_operator"); |
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521 expression += " " + ce.getAttribute("value") + ")"; |
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522 } |
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523 catch(NumberFormatException nfe) { |
181 | 524 //The expression value is a strings. |
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525 String exp = ce.getAttribute("expression_field_0"); |
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526 String pre = ""; |
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527 if (!prefix.equals("") && !exp.startsWith(prefix)) { |
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528 pre = prefix + "."; |
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529 } |
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530 expression += "\"[" + pre; |
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531 expression += ce.getAttribute("expression_field_0") + "]\""; |
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532 expression += " " + ce.getAttribute("expression_operator"); |
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533 expression += " \"" + ce.getAttribute("value") + "\")"; |
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534 } |
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535 catch(Exception e) { |
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536 e.printStackTrace(); |
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537 } |
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538 } |
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539 else { |
181 | 540 //Create a multi field expression. |
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541 for (int i = 0; i < count; i++) { |
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542 try { |
181 | 543 //If no exception is thrown, the expression values are |
544 //numbers. | |
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545 Double.parseDouble(ce.getAttribute("value_" + i)); |
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546 String exp = ce.getAttribute("expression_field_" + i); |
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547 String pre = ""; |
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548 if (!prefix.equals("") && !exp.startsWith(prefix)) { |
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549 pre = prefix + "."; |
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550 } |
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551 expression += "[" + pre; |
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552 expression += ce.getAttribute("expression_field_" + i); |
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553 expression += "]"; |
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554 expression += " " + ce.getAttribute("expression_operator"); |
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555 expression += " " + ce.getAttribute("value_" + i); |
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556 if (i < count - 1) { |
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557 expression += " AND "; |
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558 } |
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559 else { |
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560 expression += ")"; |
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561 } |
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562 } |
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563 catch (NumberFormatException nfe) { |
181 | 564 //The expression values are strings. |
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565 String exp = ce.getAttribute("expression_field_" + i); |
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566 String pre = ""; |
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567 if (!prefix.equals("") && !exp.startsWith(prefix)) { |
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568 pre = prefix + "."; |
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569 } |
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570 expression += "\"[" + pre; |
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571 expression += ce.getAttribute("expression_field_" + i); |
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572 expression += "]\""; |
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573 expression += " " + ce.getAttribute("expression_operator"); |
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574 expression += " \"" + ce.getAttribute("value_" + i); |
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575 if (i < count - 1) { |
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576 expression += "\" AND "; |
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577 } |
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578 else { |
186
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579 expression += "\")"; |
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580 } |
126
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581 } |
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582 } |
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583 } |
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584 return expression; |
127
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585 } |
189
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586 |
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587 /** |
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588 * Replaces german umlauts and removes leading and trailing whitespaces. |
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589 * |
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590 * @param s String |
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591 */ |
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592 private String validateString (String s) { |
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593 if (s.equals("")) { |
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594 return ""; |
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595 } |
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596 String tmp = s.trim(); |
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597 tmp = tmp.replace ("�", "oe"); |
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598 tmp = tmp.replace ("�", "ae"); |
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599 tmp = tmp.replace ("�", "ue"); |
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600 tmp = tmp.replace ("�", "ss"); |
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601 return tmp; |
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602 } |
41
60ed2164035a
Introduced MapScript writer.
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603 } |