source: josm/trunk/scripts/taginfoextract.groovy@ 8561

Last change on this file since 8561 was 8439, checked in by Don-vip, 10 years ago

fix #10512 - fix handling of icons from OSM SVN
  • Property svn:eol-style set to native
File size: 15.1 KB
Line 
1// License: GPL. For details, see LICENSE file.
2/**
3 * Extracts tag information for the taginfo project.
4 *
5 * Run from the base directory of a JOSM checkout:
6 *
7 * groovy -cp dist/josm-custom.jar scripts/taginfoextract.groovy -t mappaint
8 * groovy -cp dist/josm-custom.jar scripts/taginfoextract.groovy -t presets
9 */
10import groovy.json.JsonBuilder
11
12import java.awt.image.BufferedImage
13import java.nio.file.FileSystems
14import java.nio.file.Files
15import java.nio.file.Path
16
17import javax.imageio.ImageIO
18
19import org.openstreetmap.josm.Main
20import org.openstreetmap.josm.data.Version
21import org.openstreetmap.josm.data.coor.LatLon
22import org.openstreetmap.josm.data.osm.Node
23import org.openstreetmap.josm.data.osm.Way
24import org.openstreetmap.josm.data.osm.visitor.paint.MapPaintSettings
25import org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer
26import org.openstreetmap.josm.data.projection.Projections
27import org.openstreetmap.josm.gui.NavigatableComponent
28import org.openstreetmap.josm.gui.mappaint.AreaElemStyle
29import org.openstreetmap.josm.gui.mappaint.Environment
30import org.openstreetmap.josm.gui.mappaint.LineElemStyle
31import org.openstreetmap.josm.gui.mappaint.MultiCascade
32import org.openstreetmap.josm.gui.mappaint.MapPaintStyles.IconReference
33import org.openstreetmap.josm.gui.mappaint.mapcss.MapCSSStyleSource
34import org.openstreetmap.josm.gui.mappaint.mapcss.Condition.SimpleKeyValueCondition
35import org.openstreetmap.josm.gui.mappaint.mapcss.Selector.GeneralSelector
36import org.openstreetmap.josm.gui.mappaint.mapcss.parsergen.MapCSSParser
37import org.openstreetmap.josm.gui.tagging.TaggingPreset
38import org.openstreetmap.josm.gui.tagging.TaggingPresetItems
39import org.openstreetmap.josm.gui.tagging.TaggingPresetReader
40import org.openstreetmap.josm.gui.tagging.TaggingPresetType
41import org.openstreetmap.josm.io.CachedFile
42import org.openstreetmap.josm.tools.Utils
43
44class taginfoextract {
45
46 static def options
47 static String image_dir
48 int josm_svn_revision
49 String input_file
50 MapCSSStyleSource style_source
51 FileWriter output_file
52 def base_dir = "."
53 def tags = [] as Set
54
55 private def cached_svnrev
56
57 /**
58 * Check if a certain tag is supported by the style as node / way / area.
59 */
60 abstract class Checker {
61
62 def tag
63 def osm
64
65 Checker(tag) {
66 this.tag = tag
67 }
68
69 def apply_stylesheet(osm) {
70 osm.put(tag[0], tag[1])
71 def mc = new MultiCascade()
72
73 def env = new Environment(osm, mc, null, style_source)
74 for (def r in style_source.rules) {
75 env.clearSelectorMatchingInformation()
76 if (r.selector.matches(env)) {
77 // ignore selector range
78 if (env.layer == null) {
79 env.layer = "default"
80 }
81 r.execute(env)
82 }
83 }
84 env.layer = "default"
85 return env
86 }
87
88 /**
89 * Create image file from ElemStyle.
90 * @return the URL
91 */
92 def create_image(elem_style, type, nc) {
93 def img = new BufferedImage(16, 16, BufferedImage.TYPE_INT_ARGB)
94 def g = img.createGraphics()
95 g.setClip(0, 0, 16, 16)
96 def renderer = new StyledMapRenderer(g, nc, false)
97 renderer.getSettings(false)
98 elem_style.paintPrimitive(osm, MapPaintSettings.INSTANCE, renderer, false, false, false)
99 def base_url = options.imgurlprefix ? options.imgurlprefix : image_dir
100 def image_name = "${type}_${tag[0]}=${tag[1]}.png"
101 ImageIO.write(img, "png", new File("${image_dir}/${image_name}"))
102 return "${base_url}/${image_name}"
103 }
104
105 /**
106 * Checks, if tag is supported and find URL for image icon in this case.
107 * @param generate_image if true, create or find a suitable image icon and return URL,
108 * if false, just check if tag is supported and return true or false
109 */
110 abstract def find_url(boolean generate_image)
111 }
112
113 class NodeChecker extends Checker {
114 NodeChecker(tag) {
115 super(tag)
116 }
117
118 def find_url(boolean generate_image) {
119 osm = new Node(new LatLon(0,0))
120 def env = apply_stylesheet(osm)
121 def c = env.mc.getCascade("default")
122 def image = c.get("icon-image")
123 if (image) {
124 if (image instanceof IconReference) {
125 if (image.iconName != "misc/deprecated.png")
126 return find_image_url(image.iconName)
127 }
128 }
129 }
130 }
131
132 class WayChecker extends Checker {
133 WayChecker(tag) {
134 super(tag)
135 }
136
137 def find_url(boolean generate_image) {
138 osm = new Way()
139 def nc = new NavigatableComponent()
140 def n1 = new Node(nc.getLatLon(2,8))
141 def n2 = new Node(nc.getLatLon(14,8))
142 osm.addNode(n1)
143 osm.addNode(n2)
144 def env = apply_stylesheet(osm)
145 def les = LineElemStyle.createLine(env)
146 if (les != null) {
147 if (!generate_image) return true
148 return create_image(les, 'way', nc)
149 }
150 }
151 }
152
153 class AreaChecker extends Checker {
154 AreaChecker(tag) {
155 super(tag)
156 }
157
158 def find_url(boolean generate_image) {
159 osm = new Way()
160 def nc = new NavigatableComponent()
161 def n1 = new Node(nc.getLatLon(2,2))
162 def n2 = new Node(nc.getLatLon(14,2))
163 def n3 = new Node(nc.getLatLon(14,14))
164 def n4 = new Node(nc.getLatLon(2,14))
165 osm.addNode(n1)
166 osm.addNode(n2)
167 osm.addNode(n3)
168 osm.addNode(n4)
169 osm.addNode(n1)
170 def env = apply_stylesheet(osm)
171 def aes = AreaElemStyle.create(env)
172 if (aes != null) {
173 if (!generate_image) return true
174 return create_image(aes, 'area', nc)
175 }
176 }
177 }
178
179 /**
180 * Main method.
181 */
182 static main(def args) {
183 parse_command_line_arguments(args)
184 def script = new taginfoextract()
185 if (!options.t || options.t == 'mappaint') {
186 script.run()
187 } else if (options.t == 'presets') {
188 script.run_presets()
189 } else {
190 System.err.println 'Invalid type ' + options.t
191 System.exit(1)
192 }
193
194 System.exit(0)
195 }
196
197 /**
198 * Parse command line arguments.
199 */
200 static void parse_command_line_arguments(args) {
201 def cli = new CliBuilder(usage:'taginfoextract.groovy [options] [inputfile]',
202 header:"Options:",
203 footer:"[inputfile] the file to process (optional, default is 'resource://styles/standard/elemstyles.mapcss')")
204 cli.o(args:1, argName: "file", "output file (json), - prints to stdout (default: -)")
205 cli.t(args:1, argName: "type", "the project type to be generated")
206 cli._(longOpt:'svnrev', args:1, argName:"revision", "corresponding revision of the repository https://svn.openstreetmap.org/ (optional, current revision is read from the local checkout or from the web if not given, see --svnweb)")
207 cli._(longOpt:'imgdir', args:1, argName:"directory", "directory to put the generated images in (default: ./taginfo-img)")
208 cli._(longOpt:'svnweb', 'fetch revision of the repository https://svn.openstreetmap.org/ from web and not from the local repository')
209 cli._(longOpt:'imgurlprefix', args:1, argName:'prefix', 'image URLs prefix for generated image files')
210 cli.h(longOpt:'help', "show this help")
211 options = cli.parse(args)
212
213 if (options.h) {
214 cli.usage()
215 System.exit(0)
216 }
217 if (options.arguments().size() > 1) {
218 System.err.println "Error: More than one input file given!"
219 cli.usage()
220 System.exit(-1)
221 }
222 if (options.svnrev) {
223 assert Integer.parseInt(options.svnrev) > 0
224 }
225 image_dir = 'taginfo-img'
226 if (options.imgdir) {
227 image_dir = options.imgdir
228 }
229 def image_dir_file = new File(image_dir)
230 if (!image_dir_file.exists()) {
231 image_dir_file.mkdirs()
232 }
233 }
234
235 void run_presets() {
236 init()
237 def tags = []
238 def presets = TaggingPresetReader.readAll(input_file, true)
239 for (TaggingPreset preset : presets) {
240 for (TaggingPresetItems.KeyedItem item : Utils.filteredCollection(preset.data, TaggingPresetItems.KeyedItem.class)) {
241 def values
242 switch (TaggingPresetItems.MatchType.ofString(item.match)) {
243 case TaggingPresetItems.MatchType.KEY_REQUIRED: values = item.getValues(); break;
244 case TaggingPresetItems.MatchType.KEY_VALUE_REQUIRED: values = item.getValues(); break;
245 default: values = [];
246 }
247 for (String value : values) {
248 def tag = [
249 description: preset.name,
250 key: item.key,
251 value: value,
252 object_types: preset.types.collect {it == TaggingPresetType.CLOSEDWAY ? "area" : it.toString().toLowerCase()},
253 ]
254 if (preset.iconName) tag += [icon_url: find_image_url(preset.iconName)]
255 tags += tag
256 }
257 }
258 }
259
260 write_json("JOSM main presets", "Tags supported by the default presets in the OSM editor JOSM", tags)
261 }
262
263 void run() {
264 init()
265 parse_style_sheet()
266 collect_tags()
267
268 def tags = tags.collect {
269 def tag = it
270 def types = []
271 def final_url = null
272
273 def node_url = new NodeChecker(tag).find_url(true)
274 if (node_url) {
275 types += 'node'
276 final_url = node_url
277 }
278 def way_url = new WayChecker(tag).find_url(final_url == null)
279 if (way_url) {
280 types += 'way'
281 if (!final_url) {
282 final_url = way_url
283 }
284 }
285 def area_url = new AreaChecker(tag).find_url(final_url == null)
286 if (area_url) {
287 types += 'area'
288 if (!final_url) {
289 final_url = area_url
290 }
291 }
292
293 def obj = [key: tag[0], value: tag[1]]
294 if (types) obj += [object_types: types]
295 if (final_url) obj += [icon_url: final_url]
296 obj
297 }
298
299 write_json("JOSM main mappaint style", "Tags supported by the main mappaint style in the OSM editor JOSM", tags)
300 }
301
302 void write_json(name, description, tags) {
303 def json = new JsonBuilder()
304 def project = [
305 name: name,
306 description: description,
307 project_url: "https://josm.openstreetmap.de/",
308 icon_url: "https://josm.openstreetmap.de/export/7770/josm/trunk/images/logo_16x16x8.png",
309 contact_name: "JOSM developer team",
310 contact_email: "josm-dev@openstreetmap.org",
311 ]
312 json data_format: 1, data_updated: new Date().format("yyyyMMdd'T'hhmmssZ"), project: project, tags: tags
313
314 if (output_file != null) {
315 json.writeTo(output_file)
316 output_file.close()
317 } else {
318 print json.toPrettyString()
319 }
320 }
321
322 /**
323 * Initialize the script.
324 */
325 def init() {
326 Main.initApplicationPreferences()
327 Main.pref.enableSaveOnPut(false)
328 Main.setProjection(Projections.getProjectionByCode("EPSG:3857"))
329 Path tmpdir = Files.createTempDirectory(FileSystems.getDefault().getPath(base_dir), "pref")
330 System.setProperty("josm.home", tmpdir.toString())
331
332 josm_svn_revision = Version.getInstance().getVersion()
333 assert josm_svn_revision != Version.JOSM_UNKNOWN_VERSION
334
335 if (options.arguments().size() == 0 && (!options.t || options.t == 'mappaint')) {
336 input_file = "resource://styles/standard/elemstyles.mapcss"
337 } else if (options.arguments().size() == 0 && options.t == 'presets') {
338 input_file = "resource://data/defaultpresets.xml"
339 } else {
340 input_file = options.arguments()[0]
341 }
342
343 output_file = null
344 if (options.o && options.o != "-") {
345 output_file = new FileWriter(options.o)
346 }
347 }
348
349 /**
350 * Determine full image url (can refer to JOSM or OSM repository).
351 */
352 def find_image_url(path) {
353 def f = new File("${base_dir}/images/styles/standard/${path}")
354 if (f.exists()) {
355 def rev = osm_svn_revision()
356 return "https://trac.openstreetmap.org/export/${rev}/subversion/applications/share/map-icons/classic.small/${path}"
357 }
358 f = new File("${base_dir}/images/${path}")
359 if (f.exists()) {
360 if (path.startsWith("images/styles/standard/")) {
361 path = path.substring("images/styles/standard/".length())
362 def rev = osm_svn_revision()
363 return "https://trac.openstreetmap.org/export/${rev}/subversion/applications/share/map-icons/classic.small/${path}"
364 } else {
365 return "https://josm.openstreetmap.de/export/${josm_svn_revision}/josm/trunk/images/${path}"
366 }
367 }
368 assert false, "Cannot find image url for ${path}"
369 }
370
371 /**
372 * Get revision for the repository https://svn.openstreetmap.org.
373 */
374 def osm_svn_revision() {
375 if (cached_svnrev != null) return cached_svnrev
376 if (options.svnrev) {
377 cached_svnrev = Integer.parseInt(options.svnrev)
378 return cached_svnrev
379 }
380 def xml
381 if (options.svnweb) {
382 xml = "svn info --xml https://svn.openstreetmap.org/applications/share/map-icons/classic.small".execute().text
383 } else {
384 xml = "svn info --xml ${base_dir}/images/styles/standard/".execute().text
385 }
386
387 def svninfo = new XmlParser().parseText(xml)
388 def rev = svninfo.entry.'@revision'[0]
389 cached_svnrev = Integer.parseInt(rev)
390 assert cached_svnrev > 0
391 return cached_svnrev
392 }
393
394 /**
395 * Read the style sheet file and parse the MapCSS code.
396 */
397 def parse_style_sheet() {
398 def file = new CachedFile(input_file)
399 def stream = file.getInputStream()
400 def parser = new MapCSSParser(stream, "UTF-8", MapCSSParser.LexicalState.DEFAULT)
401 style_source = new MapCSSStyleSource("")
402 style_source.url = ""
403 parser.sheet(style_source)
404 }
405
406 /**
407 * Collect all the tag from the style sheet.
408 */
409 def collect_tags() {
410 for (rule in style_source.rules) {
411 def selector = rule.selector
412 if (selector instanceof GeneralSelector) {
413 def conditions = selector.getConditions()
414 for (cond in conditions) {
415 if (cond instanceof SimpleKeyValueCondition) {
416 tags.add([cond.k, cond.v])
417 }
418 }
419 }
420 }
421 }
422
423}
424
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