Mercurial > hg > orthanc
annotate Resources/EmbedResources.py @ 4007:884b55ce01f6
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sat, 06 Jun 2020 14:50:21 +0200 |
| parents | 94f4a18a79cc |
| children | 100fbe970762 |
| 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) 2017-2020 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): | |
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104 dirs.sort() |
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105 files.sort() |
| 0 | 106 base = os.path.relpath(root, pathName) |
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107 |
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108 # Fix issue #24 (Build fails on OSX when directory has .DS_Store files): |
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109 # Ignore folders whose name starts with a dot (".") |
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110 if base.find('/.') != -1: |
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111 print('Ignoring folder: %s' % root) |
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112 continue |
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113 |
| 0 | 114 for f in files: |
| 115 if f.find('~') == -1: # Ignore Emacs backup files | |
| 116 if base == '.': | |
| 129 | 117 r = f |
| 0 | 118 else: |
| 129 | 119 r = os.path.join(base, f) |
| 0 | 120 |
| 129 | 121 CheckNoUpcase(r) |
| 20 | 122 r = '/' + r.replace('\\', '/') |
| 0 | 123 if r in content: |
| 124 raise Exception("Twice the same filename (check case): " + r) | |
| 125 | |
| 126 content[r] = { | |
| 127 'Filename' : os.path.join(root, f), | |
| 128 'Index' : counter | |
| 129 } | |
| 130 counter += 1 | |
| 131 | |
| 132 resources[resourceName] = { | |
| 133 'Type' : 'Directory', | |
| 134 'Files' : content | |
| 135 } | |
| 136 | |
| 137 elif os.path.isfile(pathName): | |
| 138 resources[resourceName] = { | |
| 139 'Type' : 'File', | |
| 140 'Index' : counter, | |
| 141 'Filename' : pathName | |
| 142 } | |
| 143 counter += 1 | |
| 144 | |
| 145 else: | |
| 146 raise Exception("Not a regular file, nor a directory: " + pathName) | |
| 147 | |
| 148 i += 2 | |
| 149 | |
| 150 #pprint.pprint(resources) | |
| 151 | |
| 152 | |
| 153 ##################################################################### | |
| 154 ## Write .h header | |
| 155 ##################################################################### | |
| 156 | |
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157 header = open(TARGET_BASE_FILENAME + '.h', 'w') |
| 0 | 158 |
| 159 header.write(""" | |
| 160 #pragma once | |
| 161 | |
| 162 #include <string> | |
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163 #include <list> |
| 0 | 164 |
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165 #if defined(_MSC_VER) |
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166 # pragma warning(disable: 4065) // "Switch statement contains 'default' but no 'case' labels" |
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167 #endif |
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168 |
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169 namespace %s |
| 0 | 170 { |
| 171 namespace EmbeddedResources | |
| 172 { | |
| 173 enum FileResourceId | |
| 174 { | |
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175 """ % NAMESPACE) |
| 0 | 176 |
| 177 isFirst = True | |
| 178 for name in resources: | |
| 179 if resources[name]['Type'] == 'File': | |
| 180 if isFirst: | |
| 181 isFirst = False | |
| 182 else: | |
| 183 header.write(',\n') | |
| 184 header.write(' %s' % name) | |
| 185 | |
| 186 header.write(""" | |
| 187 }; | |
| 188 | |
| 189 enum DirectoryResourceId | |
| 190 { | |
| 191 """) | |
| 192 | |
| 193 isFirst = True | |
| 194 for name in resources: | |
| 195 if resources[name]['Type'] == 'Directory': | |
| 196 if isFirst: | |
| 197 isFirst = False | |
| 198 else: | |
| 199 header.write(',\n') | |
| 200 header.write(' %s' % name) | |
| 201 | |
| 202 header.write(""" | |
| 203 }; | |
| 204 | |
| 205 const void* GetFileResourceBuffer(FileResourceId id); | |
| 206 size_t GetFileResourceSize(FileResourceId id); | |
| 207 void GetFileResource(std::string& result, FileResourceId id); | |
| 208 | |
| 209 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path); | |
| 210 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path); | |
| 211 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path); | |
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212 |
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213 void ListResources(std::list<std::string>& result, DirectoryResourceId id); |
| 0 | 214 } |
| 215 } | |
| 216 """) | |
| 217 header.close() | |
| 218 | |
| 219 | |
| 220 | |
| 221 ##################################################################### | |
| 222 ## Write the resource content in the .cpp source | |
| 223 ##################################################################### | |
| 224 | |
| 55 | 225 PYTHON_MAJOR_VERSION = sys.version_info[0] |
| 226 | |
| 0 | 227 def WriteResource(cpp, item): |
| 228 cpp.write(' static const uint8_t resource%dBuffer[] = {' % item['Index']) | |
| 229 | |
| 230 f = open(item['Filename'], "rb") | |
| 231 content = f.read() | |
| 232 f.close() | |
| 233 | |
| 234 # http://stackoverflow.com/a/1035360 | |
| 235 pos = 0 | |
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236 buffer = [] # instead of appending a few bytes at a time to the cpp file, |
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237 # we first append each chunk to a list, join it and write it |
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238 # to the file. We've measured that it was 2-3 times faster in python3. |
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239 # Note that speed is important since if generation is too slow, |
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240 # cmake might try to compile the EmbeddedResources.cpp file while it is |
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241 # still being generated ! |
| 0 | 242 for b in content: |
| 55 | 243 if PYTHON_MAJOR_VERSION == 2: |
| 244 c = ord(b[0]) | |
| 245 else: | |
| 246 c = b | |
| 247 | |
| 0 | 248 if pos > 0: |
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249 buffer.append(",") |
| 0 | 250 |
| 251 if (pos % 16) == 0: | |
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252 buffer.append("\n") |
| 0 | 253 |
| 55 | 254 if c < 0: |
| 0 | 255 raise Exception("Internal error") |
| 256 | |
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257 buffer.append("0x%02x" % c) |
| 0 | 258 pos += 1 |
| 259 | |
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260 cpp.write("".join(buffer)) |
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261 # Zero-size array are disallowed, so we put one single void character in it. |
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262 if pos == 0: |
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263 cpp.write(' 0') |
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264 |
| 0 | 265 cpp.write(' };\n') |
| 266 cpp.write(' static const size_t resource%dSize = %d;\n' % (item['Index'], pos)) | |
| 267 | |
| 268 | |
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269 cpp = open(TARGET_BASE_FILENAME + '.cpp', 'w') |
| 0 | 270 |
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271 cpp.write('#include "%s.h"\n' % os.path.basename(TARGET_BASE_FILENAME)) |
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272 |
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273 if USE_SYSTEM_EXCEPTION: |
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274 cpp.write('#include <stdexcept>') |
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275 else: |
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276 cpp.write('#include "%s/Core/OrthancException.h"' % os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))) |
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277 |
| 0 | 278 cpp.write(""" |
| 279 #include <stdint.h> | |
| 280 #include <string.h> | |
| 281 | |
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282 namespace %s |
| 0 | 283 { |
| 284 namespace EmbeddedResources | |
| 285 { | |
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286 """ % NAMESPACE) |
| 0 | 287 |
| 288 | |
| 289 for name in resources: | |
| 290 if resources[name]['Type'] == 'File': | |
| 291 WriteResource(cpp, resources[name]) | |
| 292 else: | |
| 293 for f in resources[name]['Files']: | |
| 294 WriteResource(cpp, resources[name]['Files'][f]) | |
| 295 | |
| 296 | |
| 297 | |
| 298 ##################################################################### | |
| 299 ## Write the accessors to the file resources in .cpp | |
| 300 ##################################################################### | |
| 301 | |
| 302 cpp.write(""" | |
| 303 const void* GetFileResourceBuffer(FileResourceId id) | |
| 304 { | |
| 305 switch (id) | |
| 306 { | |
| 307 """) | |
| 308 for name in resources: | |
| 309 if resources[name]['Type'] == 'File': | |
| 310 cpp.write(' case %s:\n' % name) | |
| 311 cpp.write(' return resource%dBuffer;\n' % resources[name]['Index']) | |
| 312 | |
| 313 cpp.write(""" | |
| 314 default: | |
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315 throw %s; |
| 0 | 316 } |
| 317 } | |
| 318 | |
| 319 size_t GetFileResourceSize(FileResourceId id) | |
| 320 { | |
| 321 switch (id) | |
| 322 { | |
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323 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 324 |
| 325 for name in resources: | |
| 326 if resources[name]['Type'] == 'File': | |
| 327 cpp.write(' case %s:\n' % name) | |
| 328 cpp.write(' return resource%dSize;\n' % resources[name]['Index']) | |
| 329 | |
| 330 cpp.write(""" | |
| 331 default: | |
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332 throw %s; |
| 0 | 333 } |
| 334 } | |
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335 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 336 |
| 337 | |
| 338 | |
| 339 ##################################################################### | |
| 340 ## Write the accessors to the directory resources in .cpp | |
| 341 ##################################################################### | |
| 342 | |
| 343 cpp.write(""" | |
| 344 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path) | |
| 345 { | |
| 346 switch (id) | |
| 347 { | |
| 348 """) | |
| 349 | |
| 350 for name in resources: | |
| 351 if resources[name]['Type'] == 'Directory': | |
| 352 cpp.write(' case %s:\n' % name) | |
| 353 isFirst = True | |
| 354 for path in resources[name]['Files']: | |
| 355 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 356 cpp.write(' return resource%dBuffer;\n' % resources[name]['Files'][path]['Index']) | |
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357 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 358 |
| 359 cpp.write(""" default: | |
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360 throw %s; |
| 0 | 361 } |
| 362 } | |
| 363 | |
| 364 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path) | |
| 365 { | |
| 366 switch (id) | |
| 367 { | |
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368 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 369 |
| 370 for name in resources: | |
| 371 if resources[name]['Type'] == 'Directory': | |
| 372 cpp.write(' case %s:\n' % name) | |
| 373 isFirst = True | |
| 374 for path in resources[name]['Files']: | |
| 375 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 376 cpp.write(' return resource%dSize;\n' % resources[name]['Files'][path]['Index']) | |
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377 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 378 |
| 379 cpp.write(""" default: | |
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380 throw %s; |
| 0 | 381 } |
| 382 } | |
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383 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 384 |
| 385 | |
| 386 | |
| 387 | |
| 388 ##################################################################### | |
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389 ## List the resources in a directory |
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390 ##################################################################### |
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391 |
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392 cpp.write(""" |
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393 void ListResources(std::list<std::string>& result, DirectoryResourceId id) |
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394 { |
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395 result.clear(); |
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396 |
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397 switch (id) |
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398 { |
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399 """) |
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400 |
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401 for name in resources: |
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402 if resources[name]['Type'] == 'Directory': |
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403 cpp.write(' case %s:\n' % name) |
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404 for path in sorted(resources[name]['Files']): |
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405 cpp.write(' result.push_back("%s");\n' % path) |
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406 cpp.write(' break;\n\n') |
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407 |
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408 cpp.write(""" default: |
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409 throw %s; |
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410 } |
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411 } |
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412 """ % OUT_OF_RANGE_EXCEPTION) |
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413 |
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414 |
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415 |
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416 |
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417 ##################################################################### |
| 0 | 418 ## Write the convenience wrappers in .cpp |
| 419 ##################################################################### | |
| 420 | |
| 421 cpp.write(""" | |
| 422 void GetFileResource(std::string& result, FileResourceId id) | |
| 423 { | |
| 424 size_t size = GetFileResourceSize(id); | |
| 425 result.resize(size); | |
| 426 if (size > 0) | |
| 427 memcpy(&result[0], GetFileResourceBuffer(id), size); | |
| 428 } | |
| 429 | |
| 430 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path) | |
| 431 { | |
| 432 size_t size = GetDirectoryResourceSize(id, path); | |
| 433 result.resize(size); | |
| 434 if (size > 0) | |
| 435 memcpy(&result[0], GetDirectoryResourceBuffer(id, path), size); | |
| 436 } | |
| 437 } | |
| 438 } | |
| 439 """) | |
| 440 cpp.close() |