Mercurial > hg > orthanc
annotate Resources/EmbedResources.py @ 1675:131136aeeaa7 db-changes
improved exception handling in the main program
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 02 Oct 2015 13:57:54 +0200 |
| parents | 39ecd34fb1c7 |
| children | b1291df2f780 |
| rev | line source |
|---|---|
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1 #!/usr/bin/python |
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2 |
| 143 | 3 # Orthanc - A Lightweight, RESTful DICOM Store |
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4 # Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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5 # Department, University Hospital of Liege, Belgium |
| 143 | 6 # |
| 7 # This program is free software: you can redistribute it and/or | |
| 8 # modify it under the terms of the GNU General Public License as | |
| 9 # published by the Free Software Foundation, either version 3 of the | |
| 10 # License, or (at your option) any later version. | |
| 11 # | |
| 12 # In addition, as a special exception, the copyright holders of this | |
| 13 # program give permission to link the code of its release with the | |
| 14 # OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 # that use the same license as the "OpenSSL" library), and distribute | |
| 16 # the linked executables. You must obey the GNU General Public License | |
| 17 # in all respects for all of the code used other than "OpenSSL". If you | |
| 18 # modify file(s) with this exception, you may extend this exception to | |
| 19 # your version of the file(s), but you are not obligated to do so. If | |
| 20 # you do not wish to do so, delete this exception statement from your | |
| 21 # version. If you delete this exception statement from all source files | |
| 22 # in the program, then also delete it here. | |
| 23 # | |
| 24 # This program is distributed in the hope that it will be useful, but | |
| 25 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 # General Public License for more details. | |
| 28 # | |
| 29 # You should have received a copy of the GNU General Public License | |
| 30 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 | |
| 32 | |
| 0 | 33 import sys |
| 34 import os | |
| 35 import os.path | |
| 36 import pprint | |
| 129 | 37 import re |
| 0 | 38 |
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39 UPCASE_CHECK = True |
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40 USE_SYSTEM_EXCEPTION = False |
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41 EXCEPTION_CLASS = 'OrthancException' |
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42 OUT_OF_RANGE_EXCEPTION = 'OrthancException(ErrorCode_ParameterOutOfRange)' |
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43 INEXISTENT_PATH_EXCEPTION = 'OrthancException(ErrorCode_InexistentItem)' |
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44 NAMESPACE = 'Orthanc' |
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45 |
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46 ARGS = [] |
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47 for i in range(len(sys.argv)): |
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48 if not sys.argv[i].startswith('--'): |
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49 ARGS.append(sys.argv[i]) |
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50 elif sys.argv[i].lower() == '--no-upcase-check': |
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51 UPCASE_CHECK = False |
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52 elif sys.argv[i].lower() == '--system-exception': |
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53 USE_SYSTEM_EXCEPTION = True |
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54 EXCEPTION_CLASS = '::std::runtime_error' |
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55 OUT_OF_RANGE_EXCEPTION = '%s("Parameter out of range")' % EXCEPTION_CLASS |
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56 INEXISTENT_PATH_EXCEPTION = '%s("Unknown path in a directory resource")' % EXCEPTION_CLASS |
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57 elif sys.argv[i].startswith('--namespace='): |
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58 NAMESPACE = sys.argv[i][sys.argv[i].find('=') + 1 : ] |
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59 |
| 326 | 60 if len(ARGS) < 2 or len(ARGS) % 2 != 0: |
| 61 print ('Usage:') | |
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62 print ('python %s [--no-upcase-check] [--system-exception] [--namespace=<Namespace>] <TargetBaseFilename> [ <Name> <Source> ]*' % sys.argv[0]) |
| 326 | 63 exit(-1) |
| 64 | |
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65 TARGET_BASE_FILENAME = ARGS[1] |
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66 SOURCES = ARGS[2:] |
| 0 | 67 |
| 68 try: | |
| 69 # Make sure the destination directory exists | |
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70 os.makedirs(os.path.normpath(os.path.join(TARGET_BASE_FILENAME, '..'))) |
| 0 | 71 except: |
| 72 pass | |
| 73 | |
| 74 | |
| 75 ##################################################################### | |
| 76 ## Read each resource file | |
| 77 ##################################################################### | |
| 78 | |
| 129 | 79 def CheckNoUpcase(s): |
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80 global UPCASE_CHECK |
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81 if (UPCASE_CHECK and |
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82 re.search('[A-Z]', s) != None): |
| 129 | 83 raise Exception("Path in a directory with an upcase letter: %s" % s) |
| 84 | |
| 0 | 85 resources = {} |
| 86 | |
| 87 counter = 0 | |
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88 i = 0 |
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89 while i < len(SOURCES): |
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90 resourceName = SOURCES[i].upper() |
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91 pathName = SOURCES[i + 1] |
| 0 | 92 |
| 93 if not os.path.exists(pathName): | |
| 94 raise Exception("Non existing path: %s" % pathName) | |
| 95 | |
| 96 if resourceName in resources: | |
| 97 raise Exception("Twice the same resource: " + resourceName) | |
| 98 | |
| 99 if os.path.isdir(pathName): | |
| 100 # The resource is a directory: Recursively explore its files | |
| 101 content = {} | |
| 102 for root, dirs, files in os.walk(pathName): | |
| 103 base = os.path.relpath(root, pathName) | |
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104 |
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105 # Fix issue #24 (Build fails on OSX when directory has .DS_Store files): |
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106 # Ignore folders whose name starts with a dot (".") |
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107 if base.find('/.') != -1: |
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108 print('Ignoring folder: %s' % root) |
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109 continue |
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110 |
| 0 | 111 for f in files: |
| 112 if f.find('~') == -1: # Ignore Emacs backup files | |
| 113 if base == '.': | |
| 129 | 114 r = f |
| 0 | 115 else: |
| 129 | 116 r = os.path.join(base, f) |
| 0 | 117 |
| 129 | 118 CheckNoUpcase(r) |
| 20 | 119 r = '/' + r.replace('\\', '/') |
| 0 | 120 if r in content: |
| 121 raise Exception("Twice the same filename (check case): " + r) | |
| 122 | |
| 123 content[r] = { | |
| 124 'Filename' : os.path.join(root, f), | |
| 125 'Index' : counter | |
| 126 } | |
| 127 counter += 1 | |
| 128 | |
| 129 resources[resourceName] = { | |
| 130 'Type' : 'Directory', | |
| 131 'Files' : content | |
| 132 } | |
| 133 | |
| 134 elif os.path.isfile(pathName): | |
| 135 resources[resourceName] = { | |
| 136 'Type' : 'File', | |
| 137 'Index' : counter, | |
| 138 'Filename' : pathName | |
| 139 } | |
| 140 counter += 1 | |
| 141 | |
| 142 else: | |
| 143 raise Exception("Not a regular file, nor a directory: " + pathName) | |
| 144 | |
| 145 i += 2 | |
| 146 | |
| 147 #pprint.pprint(resources) | |
| 148 | |
| 149 | |
| 150 ##################################################################### | |
| 151 ## Write .h header | |
| 152 ##################################################################### | |
| 153 | |
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154 header = open(TARGET_BASE_FILENAME + '.h', 'w') |
| 0 | 155 |
| 156 header.write(""" | |
| 157 #pragma once | |
| 158 | |
| 159 #include <string> | |
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160 #include <list> |
| 0 | 161 |
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162 namespace %s |
| 0 | 163 { |
| 164 namespace EmbeddedResources | |
| 165 { | |
| 166 enum FileResourceId | |
| 167 { | |
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168 """ % NAMESPACE) |
| 0 | 169 |
| 170 isFirst = True | |
| 171 for name in resources: | |
| 172 if resources[name]['Type'] == 'File': | |
| 173 if isFirst: | |
| 174 isFirst = False | |
| 175 else: | |
| 176 header.write(',\n') | |
| 177 header.write(' %s' % name) | |
| 178 | |
| 179 header.write(""" | |
| 180 }; | |
| 181 | |
| 182 enum DirectoryResourceId | |
| 183 { | |
| 184 """) | |
| 185 | |
| 186 isFirst = True | |
| 187 for name in resources: | |
| 188 if resources[name]['Type'] == 'Directory': | |
| 189 if isFirst: | |
| 190 isFirst = False | |
| 191 else: | |
| 192 header.write(',\n') | |
| 193 header.write(' %s' % name) | |
| 194 | |
| 195 header.write(""" | |
| 196 }; | |
| 197 | |
| 198 const void* GetFileResourceBuffer(FileResourceId id); | |
| 199 size_t GetFileResourceSize(FileResourceId id); | |
| 200 void GetFileResource(std::string& result, FileResourceId id); | |
| 201 | |
| 202 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path); | |
| 203 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path); | |
| 204 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path); | |
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205 |
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206 void ListResources(std::list<std::string>& result, DirectoryResourceId id); |
| 0 | 207 } |
| 208 } | |
| 209 """) | |
| 210 header.close() | |
| 211 | |
| 212 | |
| 213 | |
| 214 ##################################################################### | |
| 215 ## Write the resource content in the .cpp source | |
| 216 ##################################################################### | |
| 217 | |
| 55 | 218 PYTHON_MAJOR_VERSION = sys.version_info[0] |
| 219 | |
| 0 | 220 def WriteResource(cpp, item): |
| 221 cpp.write(' static const uint8_t resource%dBuffer[] = {' % item['Index']) | |
| 222 | |
| 223 f = open(item['Filename'], "rb") | |
| 224 content = f.read() | |
| 225 f.close() | |
| 226 | |
| 227 # http://stackoverflow.com/a/1035360 | |
| 228 pos = 0 | |
| 229 for b in content: | |
| 55 | 230 if PYTHON_MAJOR_VERSION == 2: |
| 231 c = ord(b[0]) | |
| 232 else: | |
| 233 c = b | |
| 234 | |
| 0 | 235 if pos > 0: |
| 236 cpp.write(', ') | |
| 237 | |
| 238 if (pos % 16) == 0: | |
| 239 cpp.write('\n ') | |
| 240 | |
| 55 | 241 if c < 0: |
| 0 | 242 raise Exception("Internal error") |
| 243 | |
| 55 | 244 cpp.write("0x%02x" % c) |
| 0 | 245 pos += 1 |
| 246 | |
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247 # Zero-size array are disallowed, so we put one single void character in it. |
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248 if pos == 0: |
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249 cpp.write(' 0') |
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250 |
| 0 | 251 cpp.write(' };\n') |
| 252 cpp.write(' static const size_t resource%dSize = %d;\n' % (item['Index'], pos)) | |
| 253 | |
| 254 | |
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255 cpp = open(TARGET_BASE_FILENAME + '.cpp', 'w') |
| 0 | 256 |
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257 cpp.write('#include "%s.h"\n' % os.path.basename(TARGET_BASE_FILENAME)) |
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258 |
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259 if USE_SYSTEM_EXCEPTION: |
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260 cpp.write('#include <stdexcept>') |
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261 else: |
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262 cpp.write('#include "%s/Core/OrthancException.h"' % os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))) |
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263 |
| 0 | 264 cpp.write(""" |
| 265 #include <stdint.h> | |
| 266 #include <string.h> | |
| 267 | |
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268 namespace %s |
| 0 | 269 { |
| 270 namespace EmbeddedResources | |
| 271 { | |
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272 """ % NAMESPACE) |
| 0 | 273 |
| 274 | |
| 275 for name in resources: | |
| 276 if resources[name]['Type'] == 'File': | |
| 277 WriteResource(cpp, resources[name]) | |
| 278 else: | |
| 279 for f in resources[name]['Files']: | |
| 280 WriteResource(cpp, resources[name]['Files'][f]) | |
| 281 | |
| 282 | |
| 283 | |
| 284 ##################################################################### | |
| 285 ## Write the accessors to the file resources in .cpp | |
| 286 ##################################################################### | |
| 287 | |
| 288 cpp.write(""" | |
| 289 const void* GetFileResourceBuffer(FileResourceId id) | |
| 290 { | |
| 291 switch (id) | |
| 292 { | |
| 293 """) | |
| 294 for name in resources: | |
| 295 if resources[name]['Type'] == 'File': | |
| 296 cpp.write(' case %s:\n' % name) | |
| 297 cpp.write(' return resource%dBuffer;\n' % resources[name]['Index']) | |
| 298 | |
| 299 cpp.write(""" | |
| 300 default: | |
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301 throw %s; |
| 0 | 302 } |
| 303 } | |
| 304 | |
| 305 size_t GetFileResourceSize(FileResourceId id) | |
| 306 { | |
| 307 switch (id) | |
| 308 { | |
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309 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 310 |
| 311 for name in resources: | |
| 312 if resources[name]['Type'] == 'File': | |
| 313 cpp.write(' case %s:\n' % name) | |
| 314 cpp.write(' return resource%dSize;\n' % resources[name]['Index']) | |
| 315 | |
| 316 cpp.write(""" | |
| 317 default: | |
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318 throw %s; |
| 0 | 319 } |
| 320 } | |
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321 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 322 |
| 323 | |
| 324 | |
| 325 ##################################################################### | |
| 326 ## Write the accessors to the directory resources in .cpp | |
| 327 ##################################################################### | |
| 328 | |
| 329 cpp.write(""" | |
| 330 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path) | |
| 331 { | |
| 332 switch (id) | |
| 333 { | |
| 334 """) | |
| 335 | |
| 336 for name in resources: | |
| 337 if resources[name]['Type'] == 'Directory': | |
| 338 cpp.write(' case %s:\n' % name) | |
| 339 isFirst = True | |
| 340 for path in resources[name]['Files']: | |
| 341 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 342 cpp.write(' return resource%dBuffer;\n' % resources[name]['Files'][path]['Index']) | |
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343 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 344 |
| 345 cpp.write(""" default: | |
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346 throw %s; |
| 0 | 347 } |
| 348 } | |
| 349 | |
| 350 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path) | |
| 351 { | |
| 352 switch (id) | |
| 353 { | |
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354 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 355 |
| 356 for name in resources: | |
| 357 if resources[name]['Type'] == 'Directory': | |
| 358 cpp.write(' case %s:\n' % name) | |
| 359 isFirst = True | |
| 360 for path in resources[name]['Files']: | |
| 361 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 362 cpp.write(' return resource%dSize;\n' % resources[name]['Files'][path]['Index']) | |
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363 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 364 |
| 365 cpp.write(""" default: | |
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366 throw %s; |
| 0 | 367 } |
| 368 } | |
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369 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 370 |
| 371 | |
| 372 | |
| 373 | |
| 374 ##################################################################### | |
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323
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375 ## List the resources in a directory |
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376 ##################################################################### |
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377 |
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378 cpp.write(""" |
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379 void ListResources(std::list<std::string>& result, DirectoryResourceId id) |
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380 { |
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381 result.clear(); |
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382 |
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383 switch (id) |
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384 { |
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385 """) |
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386 |
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387 for name in resources: |
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388 if resources[name]['Type'] == 'Directory': |
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389 cpp.write(' case %s:\n' % name) |
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390 for path in sorted(resources[name]['Files']): |
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391 cpp.write(' result.push_back("%s");\n' % path) |
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392 cpp.write(' break;\n\n') |
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393 |
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394 cpp.write(""" default: |
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395 throw %s; |
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396 } |
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397 } |
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398 """ % OUT_OF_RANGE_EXCEPTION) |
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399 |
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400 |
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401 |
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402 |
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403 ##################################################################### |
| 0 | 404 ## Write the convenience wrappers in .cpp |
| 405 ##################################################################### | |
| 406 | |
| 407 cpp.write(""" | |
| 408 void GetFileResource(std::string& result, FileResourceId id) | |
| 409 { | |
| 410 size_t size = GetFileResourceSize(id); | |
| 411 result.resize(size); | |
| 412 if (size > 0) | |
| 413 memcpy(&result[0], GetFileResourceBuffer(id), size); | |
| 414 } | |
| 415 | |
| 416 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path) | |
| 417 { | |
| 418 size_t size = GetDirectoryResourceSize(id, path); | |
| 419 result.resize(size); | |
| 420 if (size > 0) | |
| 421 memcpy(&result[0], GetDirectoryResourceBuffer(id, path), size); | |
| 422 } | |
| 423 } | |
| 424 } | |
| 425 """) | |
| 426 cpp.close() |