Mercurial > hg > orthanc
annotate OrthancFramework/Resources/EmbedResources.py @ 4044:d25f4c0fa160 framework
splitting code into OrthancFramework and OrthancServer
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 10 Jun 2020 20:30:34 +0200 |
| parents | Resources/EmbedResources.py@78ee0155ec67 |
| children | bf7b9edf6b81 |
| 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.EmbeddedResources' |
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46 FRAMEWORK_PATH = None |
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47 |
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48 ARGS = [] |
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49 for i in range(len(sys.argv)): |
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50 if not sys.argv[i].startswith('--'): |
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51 ARGS.append(sys.argv[i]) |
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52 elif sys.argv[i].lower() == '--no-upcase-check': |
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53 UPCASE_CHECK = False |
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54 elif sys.argv[i].lower() == '--system-exception': |
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55 USE_SYSTEM_EXCEPTION = True |
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56 EXCEPTION_CLASS = '::std::runtime_error' |
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57 OUT_OF_RANGE_EXCEPTION = '%s("Parameter out of range")' % EXCEPTION_CLASS |
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58 INEXISTENT_PATH_EXCEPTION = '%s("Unknown path in a directory resource")' % EXCEPTION_CLASS |
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59 elif sys.argv[i].startswith('--namespace='): |
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60 NAMESPACE = sys.argv[i][sys.argv[i].find('=') + 1 : ] |
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61 elif sys.argv[i].startswith('--framework-path='): |
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62 FRAMEWORK_PATH = sys.argv[i][sys.argv[i].find('=') + 1 : ] |
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63 |
| 326 | 64 if len(ARGS) < 2 or len(ARGS) % 2 != 0: |
| 65 print ('Usage:') | |
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66 print ('python %s [--no-upcase-check] [--system-exception] [--namespace=<Namespace>] <TargetBaseFilename> [ <Name> <Source> ]*' % sys.argv[0]) |
| 326 | 67 exit(-1) |
| 68 | |
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69 TARGET_BASE_FILENAME = ARGS[1] |
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70 SOURCES = ARGS[2:] |
| 0 | 71 |
| 72 try: | |
| 73 # Make sure the destination directory exists | |
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74 os.makedirs(os.path.normpath(os.path.join(TARGET_BASE_FILENAME, '..'))) |
| 0 | 75 except: |
| 76 pass | |
| 77 | |
| 78 | |
| 79 ##################################################################### | |
| 80 ## Read each resource file | |
| 81 ##################################################################### | |
| 82 | |
| 129 | 83 def CheckNoUpcase(s): |
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84 global UPCASE_CHECK |
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85 if (UPCASE_CHECK and |
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86 re.search('[A-Z]', s) != None): |
| 129 | 87 raise Exception("Path in a directory with an upcase letter: %s" % s) |
| 88 | |
| 0 | 89 resources = {} |
| 90 | |
| 91 counter = 0 | |
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92 i = 0 |
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93 while i < len(SOURCES): |
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94 resourceName = SOURCES[i].upper() |
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95 pathName = SOURCES[i + 1] |
| 0 | 96 |
| 97 if not os.path.exists(pathName): | |
| 98 raise Exception("Non existing path: %s" % pathName) | |
| 99 | |
| 100 if resourceName in resources: | |
| 101 raise Exception("Twice the same resource: " + resourceName) | |
| 102 | |
| 103 if os.path.isdir(pathName): | |
| 104 # The resource is a directory: Recursively explore its files | |
| 105 content = {} | |
| 106 for root, dirs, files in os.walk(pathName): | |
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107 dirs.sort() |
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108 files.sort() |
| 0 | 109 base = os.path.relpath(root, pathName) |
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110 |
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111 # Fix issue #24 (Build fails on OSX when directory has .DS_Store files): |
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112 # Ignore folders whose name starts with a dot (".") |
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113 if base.find('/.') != -1: |
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114 print('Ignoring folder: %s' % root) |
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115 continue |
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116 |
| 0 | 117 for f in files: |
| 118 if f.find('~') == -1: # Ignore Emacs backup files | |
| 119 if base == '.': | |
| 129 | 120 r = f |
| 0 | 121 else: |
| 129 | 122 r = os.path.join(base, f) |
| 0 | 123 |
| 129 | 124 CheckNoUpcase(r) |
| 20 | 125 r = '/' + r.replace('\\', '/') |
| 0 | 126 if r in content: |
| 127 raise Exception("Twice the same filename (check case): " + r) | |
| 128 | |
| 129 content[r] = { | |
| 130 'Filename' : os.path.join(root, f), | |
| 131 'Index' : counter | |
| 132 } | |
| 133 counter += 1 | |
| 134 | |
| 135 resources[resourceName] = { | |
| 136 'Type' : 'Directory', | |
| 137 'Files' : content | |
| 138 } | |
| 139 | |
| 140 elif os.path.isfile(pathName): | |
| 141 resources[resourceName] = { | |
| 142 'Type' : 'File', | |
| 143 'Index' : counter, | |
| 144 'Filename' : pathName | |
| 145 } | |
| 146 counter += 1 | |
| 147 | |
| 148 else: | |
| 149 raise Exception("Not a regular file, nor a directory: " + pathName) | |
| 150 | |
| 151 i += 2 | |
| 152 | |
| 153 #pprint.pprint(resources) | |
| 154 | |
| 155 | |
| 156 ##################################################################### | |
| 157 ## Write .h header | |
| 158 ##################################################################### | |
| 159 | |
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160 header = open(TARGET_BASE_FILENAME + '.h', 'w') |
| 0 | 161 |
| 162 header.write(""" | |
| 163 #pragma once | |
| 164 | |
| 165 #include <string> | |
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166 #include <list> |
| 0 | 167 |
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168 #if defined(_MSC_VER) |
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169 # pragma warning(disable: 4065) // "Switch statement contains 'default' but no 'case' labels" |
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170 #endif |
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171 |
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172 """) |
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173 |
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174 |
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175 for ns in NAMESPACE.split('.'): |
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176 header.write('namespace %s {\n' % ns) |
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177 |
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178 |
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179 header.write(""" |
| 0 | 180 enum FileResourceId |
| 181 { | |
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182 """) |
| 0 | 183 |
| 184 isFirst = True | |
| 185 for name in resources: | |
| 186 if resources[name]['Type'] == 'File': | |
| 187 if isFirst: | |
| 188 isFirst = False | |
| 189 else: | |
| 190 header.write(',\n') | |
| 191 header.write(' %s' % name) | |
| 192 | |
| 193 header.write(""" | |
| 194 }; | |
| 195 | |
| 196 enum DirectoryResourceId | |
| 197 { | |
| 198 """) | |
| 199 | |
| 200 isFirst = True | |
| 201 for name in resources: | |
| 202 if resources[name]['Type'] == 'Directory': | |
| 203 if isFirst: | |
| 204 isFirst = False | |
| 205 else: | |
| 206 header.write(',\n') | |
| 207 header.write(' %s' % name) | |
| 208 | |
| 209 header.write(""" | |
| 210 }; | |
| 211 | |
| 212 const void* GetFileResourceBuffer(FileResourceId id); | |
| 213 size_t GetFileResourceSize(FileResourceId id); | |
| 214 void GetFileResource(std::string& result, FileResourceId id); | |
| 215 | |
| 216 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path); | |
| 217 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path); | |
| 218 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path); | |
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219 |
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220 void ListResources(std::list<std::string>& result, DirectoryResourceId id); |
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221 |
| 0 | 222 """) |
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223 |
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224 |
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225 for ns in NAMESPACE.split('.'): |
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226 header.write('}\n') |
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227 |
| 0 | 228 header.close() |
| 229 | |
| 230 | |
| 231 | |
| 232 ##################################################################### | |
| 233 ## Write the resource content in the .cpp source | |
| 234 ##################################################################### | |
| 235 | |
| 55 | 236 PYTHON_MAJOR_VERSION = sys.version_info[0] |
| 237 | |
| 0 | 238 def WriteResource(cpp, item): |
| 239 cpp.write(' static const uint8_t resource%dBuffer[] = {' % item['Index']) | |
| 240 | |
| 241 f = open(item['Filename'], "rb") | |
| 242 content = f.read() | |
| 243 f.close() | |
| 244 | |
| 245 # http://stackoverflow.com/a/1035360 | |
| 246 pos = 0 | |
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247 buffer = [] # instead of appending a few bytes at a time to the cpp file, |
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248 # we first append each chunk to a list, join it and write it |
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249 # to the file. We've measured that it was 2-3 times faster in python3. |
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250 # Note that speed is important since if generation is too slow, |
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251 # cmake might try to compile the EmbeddedResources.cpp file while it is |
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252 # still being generated ! |
| 0 | 253 for b in content: |
| 55 | 254 if PYTHON_MAJOR_VERSION == 2: |
| 255 c = ord(b[0]) | |
| 256 else: | |
| 257 c = b | |
| 258 | |
| 0 | 259 if pos > 0: |
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260 buffer.append(",") |
| 0 | 261 |
| 262 if (pos % 16) == 0: | |
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263 buffer.append("\n") |
| 0 | 264 |
| 55 | 265 if c < 0: |
| 0 | 266 raise Exception("Internal error") |
| 267 | |
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268 buffer.append("0x%02x" % c) |
| 0 | 269 pos += 1 |
| 270 | |
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271 cpp.write("".join(buffer)) |
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272 # Zero-size array are disallowed, so we put one single void character in it. |
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273 if pos == 0: |
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274 cpp.write(' 0') |
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275 |
| 0 | 276 cpp.write(' };\n') |
| 277 cpp.write(' static const size_t resource%dSize = %d;\n' % (item['Index'], pos)) | |
| 278 | |
| 279 | |
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325
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280 cpp = open(TARGET_BASE_FILENAME + '.cpp', 'w') |
| 0 | 281 |
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282 cpp.write('#include "%s.h"\n' % os.path.basename(TARGET_BASE_FILENAME)) |
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283 |
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284 if USE_SYSTEM_EXCEPTION: |
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285 cpp.write('#include <stdexcept>') |
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286 elif FRAMEWORK_PATH != None: |
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287 cpp.write('#include "%s/OrthancException.h"' % FRAMEWORK_PATH) |
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288 else: |
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289 cpp.write('#include <OrthancException.h>') |
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290 |
| 0 | 291 cpp.write(""" |
| 292 #include <stdint.h> | |
| 293 #include <string.h> | |
| 294 | |
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295 """) |
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296 |
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297 for ns in NAMESPACE.split('.'): |
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298 cpp.write('namespace %s {\n' % ns) |
| 0 | 299 |
| 300 | |
| 301 for name in resources: | |
| 302 if resources[name]['Type'] == 'File': | |
| 303 WriteResource(cpp, resources[name]) | |
| 304 else: | |
| 305 for f in resources[name]['Files']: | |
| 306 WriteResource(cpp, resources[name]['Files'][f]) | |
| 307 | |
| 308 | |
| 309 | |
| 310 ##################################################################### | |
| 311 ## Write the accessors to the file resources in .cpp | |
| 312 ##################################################################### | |
| 313 | |
| 314 cpp.write(""" | |
| 315 const void* GetFileResourceBuffer(FileResourceId id) | |
| 316 { | |
| 317 switch (id) | |
| 318 { | |
| 319 """) | |
| 320 for name in resources: | |
| 321 if resources[name]['Type'] == 'File': | |
| 322 cpp.write(' case %s:\n' % name) | |
| 323 cpp.write(' return resource%dBuffer;\n' % resources[name]['Index']) | |
| 324 | |
| 325 cpp.write(""" | |
| 326 default: | |
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327 throw %s; |
| 0 | 328 } |
| 329 } | |
| 330 | |
| 331 size_t GetFileResourceSize(FileResourceId id) | |
| 332 { | |
| 333 switch (id) | |
| 334 { | |
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335 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 336 |
| 337 for name in resources: | |
| 338 if resources[name]['Type'] == 'File': | |
| 339 cpp.write(' case %s:\n' % name) | |
| 340 cpp.write(' return resource%dSize;\n' % resources[name]['Index']) | |
| 341 | |
| 342 cpp.write(""" | |
| 343 default: | |
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344 throw %s; |
| 0 | 345 } |
| 346 } | |
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347 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 348 |
| 349 | |
| 350 | |
| 351 ##################################################################### | |
| 352 ## Write the accessors to the directory resources in .cpp | |
| 353 ##################################################################### | |
| 354 | |
| 355 cpp.write(""" | |
| 356 const void* GetDirectoryResourceBuffer(DirectoryResourceId id, const char* path) | |
| 357 { | |
| 358 switch (id) | |
| 359 { | |
| 360 """) | |
| 361 | |
| 362 for name in resources: | |
| 363 if resources[name]['Type'] == 'Directory': | |
| 364 cpp.write(' case %s:\n' % name) | |
| 365 isFirst = True | |
| 366 for path in resources[name]['Files']: | |
| 367 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 368 cpp.write(' return resource%dBuffer;\n' % resources[name]['Files'][path]['Index']) | |
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369 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 370 |
| 371 cpp.write(""" default: | |
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372 throw %s; |
| 0 | 373 } |
| 374 } | |
| 375 | |
| 376 size_t GetDirectoryResourceSize(DirectoryResourceId id, const char* path) | |
| 377 { | |
| 378 switch (id) | |
| 379 { | |
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380 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 381 |
| 382 for name in resources: | |
| 383 if resources[name]['Type'] == 'Directory': | |
| 384 cpp.write(' case %s:\n' % name) | |
| 385 isFirst = True | |
| 386 for path in resources[name]['Files']: | |
| 387 cpp.write(' if (!strcmp(path, "%s"))\n' % path) | |
| 388 cpp.write(' return resource%dSize;\n' % resources[name]['Files'][path]['Index']) | |
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389 cpp.write(' throw %s;\n\n' % INEXISTENT_PATH_EXCEPTION) |
| 0 | 390 |
| 391 cpp.write(""" default: | |
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392 throw %s; |
| 0 | 393 } |
| 394 } | |
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395 """ % OUT_OF_RANGE_EXCEPTION) |
| 0 | 396 |
| 397 | |
| 398 | |
| 399 | |
| 400 ##################################################################### | |
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401 ## List the resources in a directory |
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402 ##################################################################### |
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403 |
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404 cpp.write(""" |
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405 void ListResources(std::list<std::string>& result, DirectoryResourceId id) |
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406 { |
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407 result.clear(); |
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408 |
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409 switch (id) |
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410 { |
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411 """) |
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412 |
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413 for name in resources: |
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414 if resources[name]['Type'] == 'Directory': |
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415 cpp.write(' case %s:\n' % name) |
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416 for path in sorted(resources[name]['Files']): |
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417 cpp.write(' result.push_back("%s");\n' % path) |
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418 cpp.write(' break;\n\n') |
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419 |
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420 cpp.write(""" default: |
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421 throw %s; |
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422 } |
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423 } |
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424 """ % OUT_OF_RANGE_EXCEPTION) |
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425 |
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426 |
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427 |
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428 |
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429 ##################################################################### |
| 0 | 430 ## Write the convenience wrappers in .cpp |
| 431 ##################################################################### | |
| 432 | |
| 433 cpp.write(""" | |
| 434 void GetFileResource(std::string& result, FileResourceId id) | |
| 435 { | |
| 436 size_t size = GetFileResourceSize(id); | |
| 437 result.resize(size); | |
| 438 if (size > 0) | |
| 439 memcpy(&result[0], GetFileResourceBuffer(id), size); | |
| 440 } | |
| 441 | |
| 442 void GetDirectoryResource(std::string& result, DirectoryResourceId id, const char* path) | |
| 443 { | |
| 444 size_t size = GetDirectoryResourceSize(id, path); | |
| 445 result.resize(size); | |
| 446 if (size > 0) | |
| 447 memcpy(&result[0], GetDirectoryResourceBuffer(id, path), size); | |
| 448 } | |
| 449 """) | |
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450 |
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451 |
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452 for ns in NAMESPACE.split('.'): |
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453 cpp.write('}\n') |
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454 |
| 0 | 455 cpp.close() |