Mercurial > hg > orthanc
annotate Resources/EmbedResources.py @ 3553:1a2d0316e8ec
new tag
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sat, 26 Oct 2019 19:37:52 +0200 |
| parents | e60e194531e5 |
| children | 76b3228f99b0 |
| rev | line source |
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1 #!/usr/bin/python |
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2 |
| 143 | 3 # Orthanc - A Lightweight, RESTful DICOM Store |
| 1900 | 4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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5 # Department, University Hospital of Liege, Belgium |
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6 # Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 143 | 7 # |
| 8 # This program is free software: you can redistribute it and/or | |
| 9 # modify it under the terms of the GNU General Public License as | |
| 10 # published by the Free Software Foundation, either version 3 of the | |
| 11 # License, or (at your option) any later version. | |
| 12 # | |
| 13 # In addition, as a special exception, the copyright holders of this | |
| 14 # program give permission to link the code of its release with the | |
| 15 # OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 16 # that use the same license as the "OpenSSL" library), and distribute | |
| 17 # the linked executables. You must obey the GNU General Public License | |
| 18 # in all respects for all of the code used other than "OpenSSL". If you | |
| 19 # modify file(s) with this exception, you may extend this exception to | |
| 20 # your version of the file(s), but you are not obligated to do so. If | |
| 21 # you do not wish to do so, delete this exception statement from your | |
| 22 # version. If you delete this exception statement from all source files | |
| 23 # in the program, then also delete it here. | |
| 24 # | |
| 25 # This program is distributed in the hope that it will be useful, but | |
| 26 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 27 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 28 # General Public License for more details. | |
| 29 # | |
| 30 # You should have received a copy of the GNU General Public License | |
| 31 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 32 | |
| 33 | |
| 0 | 34 import sys |
| 35 import os | |
| 36 import os.path | |
| 37 import pprint | |
| 129 | 38 import re |
| 0 | 39 |
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40 UPCASE_CHECK = True |
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41 USE_SYSTEM_EXCEPTION = False |
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42 EXCEPTION_CLASS = 'OrthancException' |
| 2690 | 43 OUT_OF_RANGE_EXCEPTION = '::Orthanc::OrthancException(::Orthanc::ErrorCode_ParameterOutOfRange)' |
| 44 INEXISTENT_PATH_EXCEPTION = '::Orthanc::OrthancException(::Orthanc::ErrorCode_InexistentItem)' | |
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45 NAMESPACE = 'Orthanc' |
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46 |
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47 ARGS = [] |
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48 for i in range(len(sys.argv)): |
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49 if not sys.argv[i].startswith('--'): |
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50 ARGS.append(sys.argv[i]) |
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51 elif sys.argv[i].lower() == '--no-upcase-check': |
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52 UPCASE_CHECK = False |
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53 elif sys.argv[i].lower() == '--system-exception': |
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54 USE_SYSTEM_EXCEPTION = True |
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55 EXCEPTION_CLASS = '::std::runtime_error' |
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56 OUT_OF_RANGE_EXCEPTION = '%s("Parameter out of range")' % EXCEPTION_CLASS |
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57 INEXISTENT_PATH_EXCEPTION = '%s("Unknown path in a directory resource")' % EXCEPTION_CLASS |
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58 elif sys.argv[i].startswith('--namespace='): |
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59 NAMESPACE = sys.argv[i][sys.argv[i].find('=') + 1 : ] |
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60 |
| 326 | 61 if len(ARGS) < 2 or len(ARGS) % 2 != 0: |
| 62 print ('Usage:') | |
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63 print ('python %s [--no-upcase-check] [--system-exception] [--namespace=<Namespace>] <TargetBaseFilename> [ <Name> <Source> ]*' % sys.argv[0]) |
| 326 | 64 exit(-1) |
| 65 | |
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66 TARGET_BASE_FILENAME = ARGS[1] |
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67 SOURCES = ARGS[2:] |
| 0 | 68 |
| 69 try: | |
| 70 # Make sure the destination directory exists | |
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71 os.makedirs(os.path.normpath(os.path.join(TARGET_BASE_FILENAME, '..'))) |
| 0 | 72 except: |
| 73 pass | |
| 74 | |
| 75 | |
| 76 ##################################################################### | |
| 77 ## Read each resource file | |
| 78 ##################################################################### | |
| 79 | |
| 129 | 80 def CheckNoUpcase(s): |
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81 global UPCASE_CHECK |
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82 if (UPCASE_CHECK and |
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83 re.search('[A-Z]', s) != None): |
| 129 | 84 raise Exception("Path in a directory with an upcase letter: %s" % s) |
| 85 | |
| 0 | 86 resources = {} |
| 87 | |
| 88 counter = 0 | |
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89 i = 0 |
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90 while i < len(SOURCES): |
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91 resourceName = SOURCES[i].upper() |
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92 pathName = SOURCES[i + 1] |
| 0 | 93 |
| 94 if not os.path.exists(pathName): | |
| 95 raise Exception("Non existing path: %s" % pathName) | |
| 96 | |
| 97 if resourceName in resources: | |
| 98 raise Exception("Twice the same resource: " + resourceName) | |
| 99 | |
| 100 if os.path.isdir(pathName): | |
| 101 # The resource is a directory: Recursively explore its files | |
| 102 content = {} | |
| 103 for root, dirs, files in os.walk(pathName): | |
| 104 base = os.path.relpath(root, pathName) | |
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105 |
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106 # Fix issue #24 (Build fails on OSX when directory has .DS_Store files): |
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107 # Ignore folders whose name starts with a dot (".") |
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108 if base.find('/.') != -1: |
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109 print('Ignoring folder: %s' % root) |
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110 continue |
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111 |
| 0 | 112 for f in files: |
| 113 if f.find('~') == -1: # Ignore Emacs backup files | |
| 114 if base == '.': | |
| 129 | 115 r = f |
| 0 | 116 else: |
| 129 | 117 r = os.path.join(base, f) |
| 0 | 118 |
| 129 | 119 CheckNoUpcase(r) |
| 20 | 120 r = '/' + r.replace('\\', '/') |
| 0 | 121 if r in content: |
| 122 raise Exception("Twice the same filename (check case): " + r) | |
| 123 | |
| 124 content[r] = { | |
| 125 'Filename' : os.path.join(root, f), | |
| 126 'Index' : counter | |
| 127 } | |
| 128 counter += 1 | |
| 129 | |
| 130 resources[resourceName] = { | |
| 131 'Type' : 'Directory', | |
| 132 'Files' : content | |
| 133 } | |
| 134 | |
| 135 elif os.path.isfile(pathName): | |
| 136 resources[resourceName] = { | |
| 137 'Type' : 'File', | |
| 138 'Index' : counter, | |
| 139 'Filename' : pathName | |
| 140 } | |
| 141 counter += 1 | |
| 142 | |
| 143 else: | |
| 144 raise Exception("Not a regular file, nor a directory: " + pathName) | |
| 145 | |
| 146 i += 2 | |
| 147 | |
| 148 #pprint.pprint(resources) | |
| 149 | |
| 150 | |
| 151 ##################################################################### | |
| 152 ## Write .h header | |
| 153 ##################################################################### | |
| 154 | |
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155 header = open(TARGET_BASE_FILENAME + '.h', 'w') |
| 0 | 156 |
| 157 header.write(""" | |
| 158 #pragma once | |
| 159 | |
| 160 #include <string> | |
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161 #include <list> |
| 0 | 162 |
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163 #if defined(_MSC_VER) |
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164 # pragma warning(disable: 4065) // "Switch statement contains 'default' but no 'case' labels" |
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165 #endif |
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166 |
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167 namespace %s |
| 0 | 168 { |
| 169 namespace EmbeddedResources | |
| 170 { | |
| 171 enum FileResourceId | |
| 172 { | |
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173 """ % NAMESPACE) |
| 0 | 174 |
| 175 isFirst = True | |
| 176 for name in resources: | |
| 177 if resources[name]['Type'] == 'File': | |
| 178 if isFirst: | |
| 179 isFirst = False | |
| 180 else: | |
| 181 header.write(',\n') | |
| 182 header.write(' %s' % name) | |
| 183 | |
| 184 header.write(""" | |
| 185 }; | |
| 186 | |
| 187 enum DirectoryResourceId | |
| 188 { | |
| 189 """) | |
| 190 | |
| 191 isFirst = True | |
| 192 for name in resources: | |
| 193 if resources[name]['Type'] == 'Directory': | |
| 194 if isFirst: | |
| 195 isFirst = False | |
| 196 else: | |
| 197 header.write(',\n') | |
| 198 header.write(' %s' % name) | |
| 199 | |
| 200 header.write(""" | |
| 201 }; | |
| 202 | |
| 203 const void* GetFileResourceBuffer(FileResourceId id); | |
| 204 size_t GetFileResourceSize(FileResourceId id); | |
| 205 void GetFileResource(std::string& result, FileResourceId id); | |
| 206 | |
| 207 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path); | |
| 208 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path); | |
| 209 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path); | |
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210 |
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211 void ListResources(std::list<std::string>& result, DirectoryResourceId id); |
| 0 | 212 } |
| 213 } | |
| 214 """) | |
| 215 header.close() | |
| 216 | |
| 217 | |
| 218 | |
| 219 ##################################################################### | |
| 220 ## Write the resource content in the .cpp source | |
| 221 ##################################################################### | |
| 222 | |
| 55 | 223 PYTHON_MAJOR_VERSION = sys.version_info[0] |
| 224 | |
| 0 | 225 def WriteResource(cpp, item): |
| 226 cpp.write(' static const uint8_t resource%dBuffer[] = {' % item['Index']) | |
| 227 | |
| 228 f = open(item['Filename'], "rb") | |
| 229 content = f.read() | |
| 230 f.close() | |
| 231 | |
| 232 # http://stackoverflow.com/a/1035360 | |
| 233 pos = 0 | |
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234 buffer = [] # instead of appending a few bytes at a time to the cpp file, |
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235 # we first append each chunk to a list, join it and write it |
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236 # to the file. We've measured that it was 2-3 times faster in python3. |
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237 # Note that speed is important since if generation is too slow, |
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238 # cmake might try to compile the EmbeddedResources.cpp file while it is |
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239 # still being generated ! |
| 0 | 240 for b in content: |
| 55 | 241 if PYTHON_MAJOR_VERSION == 2: |
| 242 c = ord(b[0]) | |
| 243 else: | |
| 244 c = b | |
| 245 | |
| 0 | 246 if pos > 0: |
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247 buffer.append(",") |
| 0 | 248 |
| 249 if (pos % 16) == 0: | |
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250 buffer.append("\n") |
| 0 | 251 |
| 55 | 252 if c < 0: |
| 0 | 253 raise Exception("Internal error") |
| 254 | |
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255 buffer.append("0x%02x" % c) |
| 0 | 256 pos += 1 |
| 257 | |
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258 cpp.write("".join(buffer)) |
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259 # Zero-size array are disallowed, so we put one single void character in it. |
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260 if pos == 0: |
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261 cpp.write(' 0') |
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262 |
| 0 | 263 cpp.write(' };\n') |
| 264 cpp.write(' static const size_t resource%dSize = %d;\n' % (item['Index'], pos)) | |
| 265 | |
| 266 | |
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267 cpp = open(TARGET_BASE_FILENAME + '.cpp', 'w') |
| 0 | 268 |
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269 cpp.write('#include "%s.h"\n' % os.path.basename(TARGET_BASE_FILENAME)) |
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270 |
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271 if USE_SYSTEM_EXCEPTION: |
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272 cpp.write('#include <stdexcept>') |
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273 else: |
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274 cpp.write('#include "%s/Core/OrthancException.h"' % os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))) |
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275 |
| 0 | 276 cpp.write(""" |
| 277 #include <stdint.h> | |
| 278 #include <string.h> | |
| 279 | |
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280 namespace %s |
| 0 | 281 { |
| 282 namespace EmbeddedResources | |
| 283 { | |
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284 """ % NAMESPACE) |
| 0 | 285 |
| 286 | |
| 287 for name in resources: | |
| 288 if resources[name]['Type'] == 'File': | |
| 289 WriteResource(cpp, resources[name]) | |
| 290 else: | |
| 291 for f in resources[name]['Files']: | |
| 292 WriteResource(cpp, resources[name]['Files'][f]) | |
| 293 | |
| 294 | |
| 295 | |
| 296 ##################################################################### | |
| 297 ## Write the accessors to the file resources in .cpp | |
| 298 ##################################################################### | |
| 299 | |
| 300 cpp.write(""" | |
| 301 const void* GetFileResourceBuffer(FileResourceId id) | |
| 302 { | |
| 303 switch (id) | |
| 304 { | |
| 305 """) | |
| 306 for name in resources: | |
| 307 if resources[name]['Type'] == 'File': | |
| 308 cpp.write(' case %s:\n' % name) | |
| 309 cpp.write(' return resource%dBuffer;\n' % resources[name]['Index']) | |
| 310 | |
| 311 cpp.write(""" | |
| 312 default: | |
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313 throw %s; |
| 0 | 314 } |
| 315 } | |
| 316 | |
| 317 size_t GetFileResourceSize(FileResourceId id) | |
| 318 { | |
| 319 switch (id) | |
| 320 { | |
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321 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 322 |
| 323 for name in resources: | |
| 324 if resources[name]['Type'] == 'File': | |
| 325 cpp.write(' case %s:\n' % name) | |
| 326 cpp.write(' return resource%dSize;\n' % resources[name]['Index']) | |
| 327 | |
| 328 cpp.write(""" | |
| 329 default: | |
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330 throw %s; |
| 0 | 331 } |
| 332 } | |
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333 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 334 |
| 335 | |
| 336 | |
| 337 ##################################################################### | |
| 338 ## Write the accessors to the directory resources in .cpp | |
| 339 ##################################################################### | |
| 340 | |
| 341 cpp.write(""" | |
| 342 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path) | |
| 343 { | |
| 344 switch (id) | |
| 345 { | |
| 346 """) | |
| 347 | |
| 348 for name in resources: | |
| 349 if resources[name]['Type'] == 'Directory': | |
| 350 cpp.write(' case %s:\n' % name) | |
| 351 isFirst = True | |
| 352 for path in resources[name]['Files']: | |
| 353 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 354 cpp.write(' return resource%dBuffer;\n' % resources[name]['Files'][path]['Index']) | |
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355 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 356 |
| 357 cpp.write(""" default: | |
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358 throw %s; |
| 0 | 359 } |
| 360 } | |
| 361 | |
| 362 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path) | |
| 363 { | |
| 364 switch (id) | |
| 365 { | |
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366 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 367 |
| 368 for name in resources: | |
| 369 if resources[name]['Type'] == 'Directory': | |
| 370 cpp.write(' case %s:\n' % name) | |
| 371 isFirst = True | |
| 372 for path in resources[name]['Files']: | |
| 373 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 374 cpp.write(' return resource%dSize;\n' % resources[name]['Files'][path]['Index']) | |
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375 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 376 |
| 377 cpp.write(""" default: | |
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378 throw %s; |
| 0 | 379 } |
| 380 } | |
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381 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 382 |
| 383 | |
| 384 | |
| 385 | |
| 386 ##################################################################### | |
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387 ## List the resources in a directory |
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388 ##################################################################### |
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389 |
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390 cpp.write(""" |
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391 void ListResources(std::list<std::string>& result, DirectoryResourceId id) |
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392 { |
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393 result.clear(); |
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394 |
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395 switch (id) |
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396 { |
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397 """) |
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398 |
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399 for name in resources: |
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400 if resources[name]['Type'] == 'Directory': |
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401 cpp.write(' case %s:\n' % name) |
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402 for path in sorted(resources[name]['Files']): |
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403 cpp.write(' result.push_back("%s");\n' % path) |
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404 cpp.write(' break;\n\n') |
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405 |
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406 cpp.write(""" default: |
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407 throw %s; |
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408 } |
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409 } |
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410 """ % OUT_OF_RANGE_EXCEPTION) |
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411 |
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412 |
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413 |
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414 |
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415 ##################################################################### |
| 0 | 416 ## Write the convenience wrappers in .cpp |
| 417 ##################################################################### | |
| 418 | |
| 419 cpp.write(""" | |
| 420 void GetFileResource(std::string& result, FileResourceId id) | |
| 421 { | |
| 422 size_t size = GetFileResourceSize(id); | |
| 423 result.resize(size); | |
| 424 if (size > 0) | |
| 425 memcpy(&result[0], GetFileResourceBuffer(id), size); | |
| 426 } | |
| 427 | |
| 428 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path) | |
| 429 { | |
| 430 size_t size = GetDirectoryResourceSize(id, path); | |
| 431 result.resize(size); | |
| 432 if (size > 0) | |
| 433 memcpy(&result[0], GetDirectoryResourceBuffer(id, path), size); | |
| 434 } | |
| 435 } | |
| 436 } | |
| 437 """) | |
| 438 cpp.close() |