fdroidserver/update.py

   1 #!/usr/bin/env python3
   2 #
   3 # update.py - part of the FDroid server tools
   4 # Copyright (C) 2016, Blue Jay Wireless
   5 # Copyright (C) 2014-2016, Hans-Christoph Steiner <hans@eds.org>
   6 # Copyright (C) 2010-2015, Ciaran Gultnieks <ciaran@ciarang.com>
   7 # Copyright (C) 2013-2014, Daniel Martí <mvdan@mvdan.cc>
   8 #
   9 # This program is free software: you can redistribute it and/or modify
  10 # it under the terms of the GNU Affero General Public License as published by
  11 # the Free Software Foundation, either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU Affero General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU Affero General Public License
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 import sys
  23 import os
  24 import shutil
  25 import glob
  26 import re
  27 import socket
  28 import zipfile
  29 import hashlib
  30 import pickle
  31 import time
  32 from datetime import datetime
  33 from argparse import ArgumentParser
  34
  35 import collections
  36 from binascii import hexlify
  37
  38 from PIL import Image, PngImagePlugin
  39 import logging
  40
  41 from . import _
  42 from . import common
  43 from . import index
  44 from . import metadata
  45 from .common import SdkToolsPopen
  46 from .exception import BuildException, FDroidException
  47
  48 METADATA_VERSION = 19
  49
  50 # less than the valid range of versionCode, i.e. Java's Integer.MIN_VALUE
  51 UNSET_VERSION_CODE = -0x100000000
  52
  53 APK_NAME_PAT = re.compile(".*name='([a-zA-Z0-9._]*)'.*")
  54 APK_VERCODE_PAT = re.compile(".*versionCode='([0-9]*)'.*")
  55 APK_VERNAME_PAT = re.compile(".*versionName='([^']*)'.*")
  56 APK_LABEL_PAT = re.compile(".*label='(.*?)'(\n| [a-z]*?=).*")
  57 APK_ICON_PAT = re.compile(".*application-icon-([0-9]+):'([^']+?)'.*")
  58 APK_ICON_PAT_NODPI = re.compile(".*icon='([^']+?)'.*")
  59 APK_SDK_VERSION_PAT = re.compile(".*'([0-9]*)'.*")
  60 APK_PERMISSION_PAT = \
  61     re.compile(".*(name='(?P<name>.*?)')(.*maxSdkVersion='(?P<maxSdkVersion>.*?)')?.*")
  62 APK_FEATURE_PAT = re.compile(".*name='([^']*)'.*")
  63
  64 screen_densities = ['65534', '640', '480', '320', '240', '160', '120']
  65 screen_resolutions = {
  66     "xxxhdpi": '640',
  67     "xxhdpi": '480',
  68     "xhdpi": '320',
  69     "hdpi": '240',
  70     "mdpi": '160',
  71     "ldpi": '120',
  72     "undefined": '-1',
  73     "anydpi": '65534',
  74     "nodpi": '65535'
  75 }
  76
  77 all_screen_densities = ['0'] + screen_densities
  78
  79 UsesPermission = collections.namedtuple('UsesPermission', ['name', 'maxSdkVersion'])
  80 UsesPermissionSdk23 = collections.namedtuple('UsesPermissionSdk23', ['name', 'maxSdkVersion'])
  81
  82 ALLOWED_EXTENSIONS = ('png', 'jpg', 'jpeg')
  83 GRAPHIC_NAMES = ('featureGraphic', 'icon', 'promoGraphic', 'tvBanner')
  84 SCREENSHOT_DIRS = ('phoneScreenshots', 'sevenInchScreenshots',
  85                    'tenInchScreenshots', 'tvScreenshots', 'wearScreenshots')
  86
  87 BLANK_PNG_INFO = PngImagePlugin.PngInfo()
  88
  89
  90 def dpi_to_px(density):
  91     return (int(density) * 48) / 160
  92
  93
  94 def px_to_dpi(px):
  95     return (int(px) * 160) / 48
  96
  97
  98 def get_icon_dir(repodir, density):
  99     if density == '0' or density == '65534':
 100         return os.path.join(repodir, "icons")
 101     else:
 102         return os.path.join(repodir, "icons-%s" % density)
 103
 104
 105 def get_icon_dirs(repodir):
 106     for density in screen_densities:
 107         yield get_icon_dir(repodir, density)
 108
 109
 110 def get_all_icon_dirs(repodir):
 111     for density in all_screen_densities:
 112         yield get_icon_dir(repodir, density)
 113
 114
 115 def update_wiki(apps, sortedids, apks):
 116     """Update the wiki
 117
 118     :param apps: fully populated list of all applications
 119     :param apks: all apks, except...
 120     """
 121     logging.info("Updating wiki")
 122     wikicat = 'Apps'
 123     wikiredircat = 'App Redirects'
 124     import mwclient
 125     site = mwclient.Site((config['wiki_protocol'], config['wiki_server']),
 126                          path=config['wiki_path'])
 127     site.login(config['wiki_user'], config['wiki_password'])
 128     generated_pages = {}
 129     generated_redirects = {}
 130
 131     for appid in sortedids:
 132         app = metadata.App(apps[appid])
 133
 134         wikidata = ''
 135         if app.Disabled:
 136             wikidata += '{{Disabled|' + app.Disabled + '}}\n'
 137         if app.AntiFeatures:
 138             for af in sorted(app.AntiFeatures):
 139                 wikidata += '{{AntiFeature|' + af + '}}\n'
 140         if app.RequiresRoot:
 141             requiresroot = 'Yes'
 142         else:
 143             requiresroot = 'No'
 144         wikidata += '{{App|id=%s|name=%s|added=%s|lastupdated=%s|source=%s|tracker=%s|web=%s|changelog=%s|donate=%s|flattr=%s|liberapay=%s|bitcoin=%s|litecoin=%s|license=%s|root=%s|author=%s|email=%s}}\n' % (
 145             appid,
 146             app.Name,
 147             app.added.strftime('%Y-%m-%d') if app.added else '',
 148             app.lastUpdated.strftime('%Y-%m-%d') if app.lastUpdated else '',
 149             app.SourceCode,
 150             app.IssueTracker,
 151             app.WebSite,
 152             app.Changelog,
 153             app.Donate,
 154             app.FlattrID,
 155             app.LiberapayID,
 156             app.Bitcoin,
 157             app.Litecoin,
 158             app.License,
 159             requiresroot,
 160             app.AuthorName,
 161             app.AuthorEmail)
 162
 163         if app.Provides:
 164             wikidata += "This app provides: %s" % ', '.join(app.Summary.split(','))
 165
 166         wikidata += app.Summary
 167         wikidata += " - [https://f-droid.org/repository/browse/?fdid=" + appid + " view in repository]\n\n"
 168
 169         wikidata += "=Description=\n"
 170         wikidata += metadata.description_wiki(app.Description) + "\n"
 171
 172         wikidata += "=Maintainer Notes=\n"
 173         if app.MaintainerNotes:
 174             wikidata += metadata.description_wiki(app.MaintainerNotes) + "\n"
 175         wikidata += "\nMetadata: [https://gitlab.com/fdroid/fdroiddata/blob/master/metadata/{0}.txt current] [https://gitlab.com/fdroid/fdroiddata/commits/master/metadata/{0}.txt history]\n".format(appid)
 176
 177         # Get a list of all packages for this application...
 178         apklist = []
 179         gotcurrentver = False
 180         cantupdate = False
 181         buildfails = False
 182         for apk in apks:
 183             if apk['packageName'] == appid:
 184                 if str(apk['versionCode']) == app.CurrentVersionCode:
 185                     gotcurrentver = True
 186                 apklist.append(apk)
 187         # Include ones we can't build, as a special case...
 188         for build in app.builds:
 189             if build.disable:
 190                 if build.versionCode == app.CurrentVersionCode:
 191                     cantupdate = True
 192                 # TODO: Nasty: vercode is a string in the build, and an int elsewhere
 193                 apklist.append({'versionCode': int(build.versionCode),
 194                                 'versionName': build.versionName,
 195                                 'buildproblem': "The build for this version was manually disabled. Reason: {0}".format(build.disable),
 196                                 })
 197             else:
 198                 builtit = False
 199                 for apk in apklist:
 200                     if apk['versionCode'] == int(build.versionCode):
 201                         builtit = True
 202                         break
 203                 if not builtit:
 204                     buildfails = True
 205                     apklist.append({'versionCode': int(build.versionCode),
 206                                     'versionName': build.versionName,
 207                                     'buildproblem': "The build for this version appears to have failed. Check the [[{0}/lastbuild_{1}|build log]].".format(appid, build.versionCode),
 208                                     })
 209         if app.CurrentVersionCode == '0':
 210             cantupdate = True
 211         # Sort with most recent first...
 212         apklist = sorted(apklist, key=lambda apk: apk['versionCode'], reverse=True)
 213
 214         wikidata += "=Versions=\n"
 215         if len(apklist) == 0:
 216             wikidata += "We currently have no versions of this app available."
 217         elif not gotcurrentver:
 218             wikidata += "We don't have the current version of this app."
 219         else:
 220             wikidata += "We have the current version of this app."
 221         wikidata += " (Check mode: " + app.UpdateCheckMode + ") "
 222         wikidata += " (Auto-update mode: " + app.AutoUpdateMode + ")\n\n"
 223         if len(app.NoSourceSince) > 0:
 224             wikidata += "This application has partially or entirely been missing source code since version " + app.NoSourceSince + ".\n\n"
 225         if len(app.CurrentVersion) > 0:
 226             wikidata += "The current (recommended) version is " + app.CurrentVersion
 227             wikidata += " (version code " + app.CurrentVersionCode + ").\n\n"
 228         validapks = 0
 229         for apk in apklist:
 230             wikidata += "==" + apk['versionName'] + "==\n"
 231
 232             if 'buildproblem' in apk:
 233                 wikidata += "We can't build this version: " + apk['buildproblem'] + "\n\n"
 234             else:
 235                 validapks += 1
 236                 wikidata += "This version is built and signed by "
 237                 if 'srcname' in apk:
 238                     wikidata += "F-Droid, and guaranteed to correspond to the source tarball published with it.\n\n"
 239                 else:
 240                     wikidata += "the original developer.\n\n"
 241             wikidata += "Version code: " + str(apk['versionCode']) + '\n'
 242
 243         wikidata += '\n[[Category:' + wikicat + ']]\n'
 244         if len(app.NoSourceSince) > 0:
 245             wikidata += '\n[[Category:Apps missing source code]]\n'
 246         if validapks == 0 and not app.Disabled:
 247             wikidata += '\n[[Category:Apps with no packages]]\n'
 248         if cantupdate and not app.Disabled:
 249             wikidata += "\n[[Category:Apps we cannot update]]\n"
 250         if buildfails and not app.Disabled:
 251             wikidata += "\n[[Category:Apps with failing builds]]\n"
 252         elif not gotcurrentver and not cantupdate and not app.Disabled and app.UpdateCheckMode != "Static":
 253             wikidata += '\n[[Category:Apps to Update]]\n'
 254         if app.Disabled:
 255             wikidata += '\n[[Category:Apps that are disabled]]\n'
 256         if app.UpdateCheckMode == 'None' and not app.Disabled:
 257             wikidata += '\n[[Category:Apps with no update check]]\n'
 258         for appcat in app.Categories:
 259             wikidata += '\n[[Category:{0}]]\n'.format(appcat)
 260
 261         # We can't have underscores in the page name, even if they're in
 262         # the package ID, because MediaWiki messes with them...
 263         pagename = appid.replace('_', ' ')
 264
 265         # Drop a trailing newline, because mediawiki is going to drop it anyway
 266         # and it we don't we'll think the page has changed when it hasn't...
 267         if wikidata.endswith('\n'):
 268             wikidata = wikidata[:-1]
 269
 270         generated_pages[pagename] = wikidata
 271
 272         # Make a redirect from the name to the ID too, unless there's
 273         # already an existing page with the name and it isn't a redirect.
 274         noclobber = False
 275         apppagename = app.Name.replace('_', ' ')
 276         apppagename = apppagename.replace('{', '')
 277         apppagename = apppagename.replace('}', ' ')
 278         apppagename = apppagename.replace(':', ' ')
 279         apppagename = apppagename.replace('[', ' ')
 280         apppagename = apppagename.replace(']', ' ')
 281         # Drop double spaces caused mostly by replacing ':' above
 282         apppagename = apppagename.replace('  ', ' ')
 283         for expagename in site.allpages(prefix=apppagename,
 284                                         filterredir='nonredirects',
 285                                         generator=False):
 286             if expagename == apppagename:
 287                 noclobber = True
 288         # Another reason not to make the redirect page is if the app name
 289         # is the same as it's ID, because that will overwrite the real page
 290         # with an redirect to itself! (Although it seems like an odd
 291         # scenario this happens a lot, e.g. where there is metadata but no
 292         # builds or binaries to extract a name from.
 293         if apppagename == pagename:
 294             noclobber = True
 295         if not noclobber:
 296             generated_redirects[apppagename] = "#REDIRECT [[" + pagename + "]]\n[[Category:" + wikiredircat + "]]"
 297
 298     for tcat, genp in [(wikicat, generated_pages),
 299                        (wikiredircat, generated_redirects)]:
 300         catpages = site.Pages['Category:' + tcat]
 301         existingpages = []
 302         for page in catpages:
 303             existingpages.append(page.name)
 304             if page.name in genp:
 305                 pagetxt = page.edit()
 306                 if pagetxt != genp[page.name]:
 307                     logging.debug("Updating modified page " + page.name)
 308                     page.save(genp[page.name], summary='Auto-updated')
 309                 else:
 310                     logging.debug("Page " + page.name + " is unchanged")
 311             else:
 312                 logging.warn("Deleting page " + page.name)
 313                 page.delete('No longer published')
 314         for pagename, text in genp.items():
 315             logging.debug("Checking " + pagename)
 316             if pagename not in existingpages:
 317                 logging.debug("Creating page " + pagename)
 318                 try:
 319                     newpage = site.Pages[pagename]
 320                     newpage.save(text, summary='Auto-created')
 321                 except Exception as e:
 322                     logging.error("...FAILED to create page '{0}': {1}".format(pagename, e))
 323
 324     # Purge server cache to ensure counts are up to date
 325     site.Pages['Repository Maintenance'].purge()
 326
 327     # Write a page with the last build log for this version code
 328     wiki_page_path = 'update_' + time.strftime('%s', start_timestamp)
 329     newpage = site.Pages[wiki_page_path]
 330     txt = ''
 331     txt += "* command line: <code>" + ' '.join(sys.argv) + "</code>\n"
 332     txt += "* started at " + common.get_wiki_timestamp(start_timestamp) + '\n'
 333     txt += "* completed at " + common.get_wiki_timestamp() + '\n'
 334     txt += "\n\n"
 335     txt += common.get_android_tools_version_log()
 336     newpage.save(txt, summary='Run log')
 337     newpage = site.Pages['update']
 338     newpage.save('#REDIRECT [[' + wiki_page_path + ']]', summary='Update redirect')
 339
 340
 341 def delete_disabled_builds(apps, apkcache, repodirs):
 342     """Delete disabled build outputs.
 343
 344     :param apps: list of all applications, as per metadata.read_metadata
 345     :param apkcache: current apk cache information
 346     :param repodirs: the repo directories to process
 347     """
 348     for appid, app in apps.items():
 349         for build in app['builds']:
 350             if not build.disable:
 351                 continue
 352             apkfilename = common.get_release_filename(app, build)
 353             iconfilename = "%s.%s.png" % (
 354                 appid,
 355                 build.versionCode)
 356             for repodir in repodirs:
 357                 files = [
 358                     os.path.join(repodir, apkfilename),
 359                     os.path.join(repodir, apkfilename + '.asc'),
 360                     os.path.join(repodir, apkfilename[:-4] + "_src.tar.gz"),
 361                 ]
 362                 for density in all_screen_densities:
 363                     repo_dir = get_icon_dir(repodir, density)
 364                     files.append(os.path.join(repo_dir, iconfilename))
 365
 366                 for f in files:
 367                     if os.path.exists(f):
 368                         logging.info("Deleting disabled build output " + f)
 369                         os.remove(f)
 370             if apkfilename in apkcache:
 371                 del apkcache[apkfilename]
 372
 373
 374 def resize_icon(iconpath, density):
 375
 376     if not os.path.isfile(iconpath):
 377         return
 378
 379     fp = None
 380     try:
 381         fp = open(iconpath, 'rb')
 382         im = Image.open(fp)
 383         size = dpi_to_px(density)
 384
 385         if any(length > size for length in im.size):
 386             oldsize = im.size
 387             im.thumbnail((size, size), Image.ANTIALIAS)
 388             logging.debug("%s was too large at %s - new size is %s" % (
 389                 iconpath, oldsize, im.size))
 390             im.save(iconpath, "PNG", optimize=True,
 391                     pnginfo=BLANK_PNG_INFO, icc_profile=None)
 392
 393     except Exception as e:
 394         logging.error(_("Failed resizing {path}: {error}".format(path=iconpath, error=e)))
 395
 396     finally:
 397         if fp:
 398             fp.close()
 399
 400
 401 def resize_all_icons(repodirs):
 402     """Resize all icons that exceed the max size
 403
 404     :param repodirs: the repo directories to process
 405     """
 406     for repodir in repodirs:
 407         for density in screen_densities:
 408             icon_dir = get_icon_dir(repodir, density)
 409             icon_glob = os.path.join(icon_dir, '*.png')
 410             for iconpath in glob.glob(icon_glob):
 411                 resize_icon(iconpath, density)
 412
 413
 414 def getsig(apkpath):
 415     """ Get the signing certificate of an apk. To get the same md5 has that
 416     Android gets, we encode the .RSA certificate in a specific format and pass
 417     it hex-encoded to the md5 digest algorithm.
 418
 419     :param apkpath: path to the apk
 420     :returns: A string containing the md5 of the signature of the apk or None
 421               if an error occurred.
 422     """
 423
 424     with zipfile.ZipFile(apkpath, 'r') as apk:
 425         certs = [n for n in apk.namelist() if common.CERT_PATH_REGEX.match(n)]
 426
 427         if len(certs) < 1:
 428             logging.error(_("No signing certificates found in {path}").format(path=apkpath))
 429             return None
 430         if len(certs) > 1:
 431             logging.error(_("Found multiple signing certificates in {path}").format(path=apkpath))
 432             return None
 433
 434         cert = apk.read(certs[0])
 435
 436     cert_encoded = common.get_certificate(cert)
 437
 438     return hashlib.md5(hexlify(cert_encoded)).hexdigest()
 439
 440
 441 def get_cache_file():
 442     return os.path.join('tmp', 'apkcache')
 443
 444
 445 def get_cache():
 446     """Get the cached dict of the APK index
 447
 448     Gather information about all the apk files in the repo directory,
 449     using cached data if possible. Some of the index operations take a
 450     long time, like calculating the SHA-256 and verifying the APK
 451     signature.
 452
 453     The cache is invalidated if the metadata version is different, or
 454     the 'allow_disabled_algorithms' config/option is different.  In
 455     those cases, there is no easy way to know what has changed from
 456     the cache, so just rerun the whole thing.
 457
 458     :return: apkcache
 459
 460     """
 461     apkcachefile = get_cache_file()
 462     ada = options.allow_disabled_algorithms or config['allow_disabled_algorithms']
 463     if not options.clean and os.path.exists(apkcachefile):
 464         with open(apkcachefile, 'rb') as cf:
 465             apkcache = pickle.load(cf, encoding='utf-8')
 466         if apkcache.get("METADATA_VERSION") != METADATA_VERSION \
 467            or apkcache.get('allow_disabled_algorithms') != ada:
 468             apkcache = {}
 469     else:
 470         apkcache = {}
 471
 472     apkcache["METADATA_VERSION"] = METADATA_VERSION
 473     apkcache['allow_disabled_algorithms'] = ada
 474
 475     return apkcache
 476
 477
 478 def write_cache(apkcache):
 479     apkcachefile = get_cache_file()
 480     cache_path = os.path.dirname(apkcachefile)
 481     if not os.path.exists(cache_path):
 482         os.makedirs(cache_path)
 483     with open(apkcachefile, 'wb') as cf:
 484         pickle.dump(apkcache, cf)
 485
 486
 487 def get_icon_bytes(apkzip, iconsrc):
 488     '''ZIP has no official encoding, UTF-* and CP437 are defacto'''
 489     try:
 490         return apkzip.read(iconsrc)
 491     except KeyError:
 492         return apkzip.read(iconsrc.encode('utf-8').decode('cp437'))
 493
 494
 495 def sha256sum(filename):
 496     '''Calculate the sha256 of the given file'''
 497     sha = hashlib.sha256()
 498     with open(filename, 'rb') as f:
 499         while True:
 500             t = f.read(16384)
 501             if len(t) == 0:
 502                 break
 503             sha.update(t)
 504     return sha.hexdigest()
 505
 506
 507 def has_known_vulnerability(filename):
 508     """checks for known vulnerabilities in the APK
 509
 510     Checks OpenSSL .so files in the APK to see if they are a known vulnerable
 511     version.  Google also enforces this:
 512     https://support.google.com/faqs/answer/6376725?hl=en
 513
 514     Checks whether there are more than one classes.dex or AndroidManifest.xml
 515     files, which is invalid and an essential part of the "Master Key" attack.
 516     http://www.saurik.com/id/17
 517
 518     Janus is similar to Master Key but is perhaps easier to scan for.
 519     https://www.guardsquare.com/en/blog/new-android-vulnerability-allows-attackers-modify-apps-without-affecting-their-signatures
 520     """
 521
 522     found_vuln = False
 523
 524     # statically load this pattern
 525     if not hasattr(has_known_vulnerability, "pattern"):
 526         has_known_vulnerability.pattern = re.compile(b'.*OpenSSL ([01][0-9a-z.-]+)')
 527
 528     with open(filename.encode(), 'rb') as fp:
 529         first4 = fp.read(4)
 530     if first4 != b'\x50\x4b\x03\x04':
 531         raise FDroidException(_('{path} has bad file signature "{pattern}", possible Janus exploit!')
 532                               .format(path=filename, pattern=first4.decode().replace('\n', ' ')) + '\n'
 533                               + 'https://www.guardsquare.com/en/blog/new-android-vulnerability-allows-attackers-modify-apps-without-affecting-their-signatures')
 534
 535     files_in_apk = set()
 536     with zipfile.ZipFile(filename) as zf:
 537         for name in zf.namelist():
 538             if name.endswith('libcrypto.so') or name.endswith('libssl.so'):
 539                 lib = zf.open(name)
 540                 while True:
 541                     chunk = lib.read(4096)
 542                     if chunk == b'':
 543                         break
 544                     m = has_known_vulnerability.pattern.search(chunk)
 545                     if m:
 546                         version = m.group(1).decode('ascii')
 547                         if (version.startswith('1.0.1') and len(version) > 5 and version[5] >= 'r') \
 548                            or (version.startswith('1.0.2') and len(version) > 5 and version[5] >= 'f') \
 549                            or re.match(r'[1-9]\.[1-9]\.[0-9].*', version):
 550                             logging.debug(_('"{path}" contains recent {name} ({version})')
 551                                           .format(path=filename, name=name, version=version))
 552                         else:
 553                             logging.warning(_('"{path}" contains outdated {name} ({version})')
 554                                             .format(path=filename, name=name, version=version))
 555                             found_vuln = True
 556                         break
 557             elif name == 'AndroidManifest.xml' or name == 'classes.dex' or name.endswith('.so'):
 558                 if name in files_in_apk:
 559                     logging.warning(_('{apkfilename} has multiple {name} files, looks like Master Key exploit!')
 560                                     .format(apkfilename=filename, name=name))
 561                     found_vuln = True
 562                 files_in_apk.add(name)
 563     return found_vuln
 564
 565
 566 def insert_obbs(repodir, apps, apks):
 567     """Scans the .obb files in a given repo directory and adds them to the
 568     relevant APK instances.  OBB files have versionCodes like APK
 569     files, and they are loosely associated.  If there is an OBB file
 570     present, then any APK with the same or higher versionCode will use
 571     that OBB file.  There are two OBB types: main and patch, each APK
 572     can only have only have one of each.
 573
 574     https://developer.android.com/google/play/expansion-files.html
 575
 576     :param repodir: repo directory to scan
 577     :param apps: list of current, valid apps
 578     :param apks: current information on all APKs
 579
 580     """
 581
 582     def obbWarnDelete(f, msg):
 583         logging.warning(msg + ' ' + f)
 584         if options.delete_unknown:
 585             logging.error(_("Deleting unknown file: {path}").format(path=f))
 586             os.remove(f)
 587
 588     obbs = []
 589     java_Integer_MIN_VALUE = -pow(2, 31)
 590     currentPackageNames = apps.keys()
 591     for f in glob.glob(os.path.join(repodir, '*.obb')):
 592         obbfile = os.path.basename(f)
 593         # obbfile looks like: [main|patch].<expansion-version>.<package-name>.obb
 594         chunks = obbfile.split('.')
 595         if chunks[0] != 'main' and chunks[0] != 'patch':
 596             obbWarnDelete(f, _('OBB filename must start with "main." or "patch.":'))
 597             continue
 598         if not re.match(r'^-?[0-9]+$', chunks[1]):
 599             obbWarnDelete(f, _('The OBB version code must come after "{name}.":')
 600                           .format(name=chunks[0]))
 601             continue
 602         versionCode = int(chunks[1])
 603         packagename = ".".join(chunks[2:-1])
 604
 605         highestVersionCode = java_Integer_MIN_VALUE
 606         if packagename not in currentPackageNames:
 607             obbWarnDelete(f, _("OBB's packagename does not match a supported APK:"))
 608             continue
 609         for apk in apks:
 610             if packagename == apk['packageName'] and apk['versionCode'] > highestVersionCode:
 611                 highestVersionCode = apk['versionCode']
 612         if versionCode > highestVersionCode:
 613             obbWarnDelete(f, _('OBB file has newer versionCode({integer}) than any APK:')
 614                           .format(integer=str(versionCode)))
 615             continue
 616         obbsha256 = sha256sum(f)
 617         obbs.append((packagename, versionCode, obbfile, obbsha256))
 618
 619     for apk in apks:
 620         for (packagename, versionCode, obbfile, obbsha256) in sorted(obbs, reverse=True):
 621             if versionCode <= apk['versionCode'] and packagename == apk['packageName']:
 622                 if obbfile.startswith('main.') and 'obbMainFile' not in apk:
 623                     apk['obbMainFile'] = obbfile
 624                     apk['obbMainFileSha256'] = obbsha256
 625                 elif obbfile.startswith('patch.') and 'obbPatchFile' not in apk:
 626                     apk['obbPatchFile'] = obbfile
 627                     apk['obbPatchFileSha256'] = obbsha256
 628             if 'obbMainFile' in apk and 'obbPatchFile' in apk:
 629                 break
 630
 631
 632 def translate_per_build_anti_features(apps, apks):
 633     """Grab the anti-features list from the build metadata
 634
 635     For most Anti-Features, they are really most applicable per-APK,
 636     not for an app.  An app can fix a vulnerability, add/remove
 637     tracking, etc.  This reads the 'antifeatures' list from the Build
 638     entries in the fdroiddata metadata file, then transforms it into
 639     the 'antiFeatures' list of unique items for the index.
 640
 641     The field key is all lower case in the metadata file to match the
 642     rest of the Build fields.  It is 'antiFeatures' camel case in the
 643     implementation, index, and fdroidclient since it is translated
 644     from the build 'antifeatures' field, not directly included.
 645
 646     """
 647
 648     antiFeatures = dict()
 649     for packageName, app in apps.items():
 650         d = dict()
 651         for build in app['builds']:
 652             afl = build.get('antifeatures')
 653             if afl:
 654                 d[int(build.versionCode)] = afl
 655         if len(d) > 0:
 656             antiFeatures[packageName] = d
 657
 658     for apk in apks:
 659         d = antiFeatures.get(apk['packageName'])
 660         if d:
 661             afl = d.get(apk['versionCode'])
 662             if afl:
 663                 apk['antiFeatures'].update(afl)
 664
 665
 666 def _get_localized_dict(app, locale):
 667     '''get the dict to add localized store metadata to'''
 668     if 'localized' not in app:
 669         app['localized'] = collections.OrderedDict()
 670     if locale not in app['localized']:
 671         app['localized'][locale] = collections.OrderedDict()
 672     return app['localized'][locale]
 673
 674
 675 def _set_localized_text_entry(app, locale, key, f):
 676     limit = config['char_limits'][key]
 677     localized = _get_localized_dict(app, locale)
 678     with open(f) as fp:
 679         text = fp.read()[:limit]
 680         if len(text) > 0:
 681             localized[key] = text
 682
 683
 684 def _set_author_entry(app, key, f):
 685     limit = config['char_limits']['author']
 686     with open(f) as fp:
 687         text = fp.read()[:limit]
 688         if len(text) > 0:
 689             app[key] = text
 690
 691
 692 def _strip_and_copy_image(inpath, outpath):
 693     """Remove any metadata from image and copy it to new path
 694
 695     Sadly, image metadata like EXIF can be used to exploit devices.
 696     It is not used at all in the F-Droid ecosystem, so its much safer
 697     just to remove it entirely.
 698
 699     """
 700
 701     extension = common.get_extension(inpath)[1]
 702     if os.path.isdir(outpath):
 703         outpath = os.path.join(outpath, os.path.basename(inpath))
 704     if extension == 'png':
 705         with open(inpath, 'rb') as fp:
 706             in_image = Image.open(fp)
 707             in_image.save(outpath, "PNG", optimize=True,
 708                           pnginfo=BLANK_PNG_INFO, icc_profile=None)
 709     elif extension == 'jpg' or extension == 'jpeg':
 710         with open(inpath, 'rb') as fp:
 711             in_image = Image.open(fp)
 712             data = list(in_image.getdata())
 713             out_image = Image.new(in_image.mode, in_image.size)
 714         out_image.putdata(data)
 715         out_image.save(outpath, "JPEG", optimize=True)
 716     else:
 717         raise FDroidException(_('Unsupported file type "{extension}" for repo graphic')
 718                               .format(extension=extension))
 719
 720
 721 def copy_triple_t_store_metadata(apps):
 722     """Include store metadata from the app's source repo
 723
 724     The Triple-T Gradle Play Publisher is a plugin that has a standard
 725     file layout for all of the metadata and graphics that the Google
 726     Play Store accepts.  Since F-Droid has the git repo, it can just
 727     pluck those files directly.  This method reads any text files into
 728     the app dict, then copies any graphics into the fdroid repo
 729     directory structure.
 730
 731     This needs to be run before insert_localized_app_metadata() so that
 732     the graphics files that are copied into the fdroid repo get
 733     properly indexed.
 734
 735     https://github.com/Triple-T/gradle-play-publisher#upload-images
 736     https://github.com/Triple-T/gradle-play-publisher#play-store-metadata
 737
 738     """
 739
 740     if not os.path.isdir('build'):
 741         return  # nothing to do
 742
 743     for packageName, app in apps.items():
 744         for d in glob.glob(os.path.join('build', packageName, '*', 'src', '*', 'play')):
 745             logging.debug('Triple-T Gradle Play Publisher: ' + d)
 746             for root, dirs, files in os.walk(d):
 747                 segments = root.split('/')
 748                 locale = segments[-2]
 749                 for f in files:
 750                     if f == 'fulldescription':
 751                         _set_localized_text_entry(app, locale, 'description',
 752                                                   os.path.join(root, f))
 753                         continue
 754                     elif f == 'shortdescription':
 755                         _set_localized_text_entry(app, locale, 'summary',
 756                                                   os.path.join(root, f))
 757                         continue
 758                     elif f == 'title':
 759                         _set_localized_text_entry(app, locale, 'name',
 760                                                   os.path.join(root, f))
 761                         continue
 762                     elif f == 'video':
 763                         _set_localized_text_entry(app, locale, 'video',
 764                                                   os.path.join(root, f))
 765                         continue
 766                     elif f == 'whatsnew':
 767                         _set_localized_text_entry(app, segments[-1], 'whatsNew',
 768                                                   os.path.join(root, f))
 769                         continue
 770                     elif f == 'contactEmail':
 771                         _set_author_entry(app, 'authorEmail', os.path.join(root, f))
 772                         continue
 773                     elif f == 'contactPhone':
 774                         _set_author_entry(app, 'authorPhone', os.path.join(root, f))
 775                         continue
 776                     elif f == 'contactWebsite':
 777                         _set_author_entry(app, 'authorWebSite', os.path.join(root, f))
 778                         continue
 779
 780                     base, extension = common.get_extension(f)
 781                     dirname = os.path.basename(root)
 782                     if extension in ALLOWED_EXTENSIONS \
 783                        and (dirname in GRAPHIC_NAMES or dirname in SCREENSHOT_DIRS):
 784                         if segments[-2] == 'listing':
 785                             locale = segments[-3]
 786                         else:
 787                             locale = segments[-2]
 788                         destdir = os.path.join('repo', packageName, locale, dirname)
 789                         os.makedirs(destdir, mode=0o755, exist_ok=True)
 790                         sourcefile = os.path.join(root, f)
 791                         destfile = os.path.join(destdir, os.path.basename(f))
 792                         logging.debug('copying ' + sourcefile + ' ' + destfile)
 793                         _strip_and_copy_image(sourcefile, destfile)
 794
 795
 796 def insert_localized_app_metadata(apps):
 797     """scans standard locations for graphics and localized text
 798
 799     Scans for localized description files, store graphics, and
 800     screenshot PNG files in statically defined screenshots directory
 801     and adds them to the app metadata.  The screenshots and graphic
 802     must be PNG or JPEG files ending with ".png", ".jpg", or ".jpeg"
 803     and must be in the following layout:
 804     # TODO replace these docs with link to All_About_Descriptions_Graphics_and_Screenshots
 805
 806     repo/packageName/locale/featureGraphic.png
 807     repo/packageName/locale/phoneScreenshots/1.png
 808     repo/packageName/locale/phoneScreenshots/2.png
 809
 810     The changelog files must be text files named with the versionCode
 811     ending with ".txt" and must be in the following layout:
 812     https://github.com/fastlane/fastlane/blob/2.28.7/supply/README.md#changelogs-whats-new
 813
 814     repo/packageName/locale/changelogs/12345.txt
 815
 816     This will scan the each app's source repo then the metadata/ dir
 817     for these standard locations of changelog files.  If it finds
 818     them, they will be added to the dict of all packages, with the
 819     versions in the metadata/ folder taking precendence over the what
 820     is in the app's source repo.
 821
 822     Where "packageName" is the app's packageName and "locale" is the locale
 823     of the graphics, e.g. what language they are in, using the IETF RFC5646
 824     format (en-US, fr-CA, es-MX, etc).
 825
 826     This will also scan the app's git for a fastlane folder, and the
 827     metadata/ folder and the apps' source repos for standard locations
 828     of graphic and screenshot files.  If it finds them, it will copy
 829     them into the repo.  The fastlane files follow this pattern:
 830     https://github.com/fastlane/fastlane/blob/2.28.7/supply/README.md#images-and-screenshots
 831
 832     """
 833
 834     sourcedirs = glob.glob(os.path.join('build', '[A-Za-z]*', 'src', '[A-Za-z]*', 'fastlane', 'metadata', 'android', '[a-z][a-z]*'))
 835     sourcedirs += glob.glob(os.path.join('build', '[A-Za-z]*', 'fastlane', 'metadata', 'android', '[a-z][a-z]*'))
 836     sourcedirs += glob.glob(os.path.join('build', '[A-Za-z]*', 'metadata', '[a-z][a-z]*'))
 837     sourcedirs += glob.glob(os.path.join('metadata', '[A-Za-z]*', '[a-z][a-z]*'))
 838
 839     for srcd in sorted(sourcedirs):
 840         if not os.path.isdir(srcd):
 841             continue
 842         for root, dirs, files in os.walk(srcd):
 843             segments = root.split('/')
 844             packageName = segments[1]
 845             if packageName not in apps:
 846                 logging.debug(packageName + ' does not have app metadata, skipping l18n scan.')
 847                 continue
 848             locale = segments[-1]
 849             destdir = os.path.join('repo', packageName, locale)
 850
 851             # flavours specified in build receipt
 852             build_flavours = ""
 853             if apps[packageName] and 'builds' in apps[packageName] and len(apps[packageName].builds) > 0\
 854                     and 'gradle' in apps[packageName].builds[-1]:
 855                 build_flavours = apps[packageName].builds[-1].gradle
 856
 857             if len(segments) >= 5 and segments[4] == "fastlane" and segments[3] not in build_flavours:
 858                 logging.debug("ignoring due to wrong flavour")
 859                 continue
 860
 861             for f in files:
 862                 if f in ('description.txt', 'full_description.txt'):
 863                     _set_localized_text_entry(apps[packageName], locale, 'description',
 864                                               os.path.join(root, f))
 865                     continue
 866                 elif f in ('summary.txt', 'short_description.txt'):
 867                     _set_localized_text_entry(apps[packageName], locale, 'summary',
 868                                               os.path.join(root, f))
 869                     continue
 870                 elif f in ('name.txt', 'title.txt'):
 871                     _set_localized_text_entry(apps[packageName], locale, 'name',
 872                                               os.path.join(root, f))
 873                     continue
 874                 elif f == 'video.txt':
 875                     _set_localized_text_entry(apps[packageName], locale, 'video',
 876                                               os.path.join(root, f))
 877                     continue
 878                 elif f == str(apps[packageName]['CurrentVersionCode']) + '.txt':
 879                     locale = segments[-2]
 880                     _set_localized_text_entry(apps[packageName], locale, 'whatsNew',
 881                                               os.path.join(root, f))
 882                     continue
 883
 884                 base, extension = common.get_extension(f)
 885                 if locale == 'images':
 886                     locale = segments[-2]
 887                     destdir = os.path.join('repo', packageName, locale)
 888                 if base in GRAPHIC_NAMES and extension in ALLOWED_EXTENSIONS:
 889                     os.makedirs(destdir, mode=0o755, exist_ok=True)
 890                     logging.debug('copying ' + os.path.join(root, f) + ' ' + destdir)
 891                     _strip_and_copy_image(os.path.join(root, f), destdir)
 892             for d in dirs:
 893                 if d in SCREENSHOT_DIRS:
 894                     if locale == 'images':
 895                         locale = segments[-2]
 896                         destdir = os.path.join('repo', packageName, locale)
 897                     for f in glob.glob(os.path.join(root, d, '*.*')):
 898                         _ignored, extension = common.get_extension(f)
 899                         if extension in ALLOWED_EXTENSIONS:
 900                             screenshotdestdir = os.path.join(destdir, d)
 901                             os.makedirs(screenshotdestdir, mode=0o755, exist_ok=True)
 902                             logging.debug('copying ' + f + ' ' + screenshotdestdir)
 903                             _strip_and_copy_image(f, screenshotdestdir)
 904
 905     repofiles = sorted(glob.glob(os.path.join('repo', '[A-Za-z]*', '[a-z][a-z][A-Z-.@]*')))
 906     for d in repofiles:
 907         if not os.path.isdir(d):
 908             continue
 909         for f in sorted(glob.glob(os.path.join(d, '*.*')) + glob.glob(os.path.join(d, '*Screenshots', '*.*'))):
 910             if not os.path.isfile(f):
 911                 continue
 912             segments = f.split('/')
 913             packageName = segments[1]
 914             locale = segments[2]
 915             screenshotdir = segments[3]
 916             filename = os.path.basename(f)
 917             base, extension = common.get_extension(filename)
 918
 919             if packageName not in apps:
 920                 logging.warning(_('Found "{path}" graphic without metadata for app "{name}"!')
 921                                 .format(path=filename, name=packageName))
 922                 continue
 923             graphics = _get_localized_dict(apps[packageName], locale)
 924
 925             if extension not in ALLOWED_EXTENSIONS:
 926                 logging.warning(_('Only PNG and JPEG are supported for graphics, found: {path}').format(path=f))
 927             elif base in GRAPHIC_NAMES:
 928                 # there can only be zero or one of these per locale
 929                 graphics[base] = filename
 930             elif screenshotdir in SCREENSHOT_DIRS:
 931                 # there can any number of these per locale
 932                 logging.debug(_('adding to {name}: {path}').format(name=screenshotdir, path=f))
 933                 if screenshotdir not in graphics:
 934                     graphics[screenshotdir] = []
 935                 graphics[screenshotdir].append(filename)
 936             else:
 937                 logging.warning(_('Unsupported graphics file found: {path}').format(path=f))
 938
 939
 940 def scan_repo_files(apkcache, repodir, knownapks, use_date_from_file=False):
 941     """Scan a repo for all files with an extension except APK/OBB
 942
 943     :param apkcache: current cached info about all repo files
 944     :param repodir: repo directory to scan
 945     :param knownapks: list of all known files, as per metadata.read_metadata
 946     :param use_date_from_file: use date from file (instead of current date)
 947                                for newly added files
 948     """
 949
 950     cachechanged = False
 951     repo_files = []
 952     repodir = repodir.encode('utf-8')
 953     for name in os.listdir(repodir):
 954         file_extension = common.get_file_extension(name)
 955         if file_extension == 'apk' or file_extension == 'obb':
 956             continue
 957         filename = os.path.join(repodir, name)
 958         name_utf8 = name.decode('utf-8')
 959         if filename.endswith(b'_src.tar.gz'):
 960             logging.debug(_('skipping source tarball: {path}')
 961                           .format(path=filename.decode('utf-8')))
 962             continue
 963         if not common.is_repo_file(filename):
 964             continue
 965         stat = os.stat(filename)
 966         if stat.st_size == 0:
 967             raise FDroidException(_('{path} is zero size!')
 968                                   .format(path=filename))
 969
 970         shasum = sha256sum(filename)
 971         usecache = False
 972         if name in apkcache:
 973             repo_file = apkcache[name]
 974             # added time is cached as tuple but used here as datetime instance
 975             if 'added' in repo_file:
 976                 a = repo_file['added']
 977                 if isinstance(a, datetime):
 978                     repo_file['added'] = a
 979                 else:
 980                     repo_file['added'] = datetime(*a[:6])
 981             if repo_file.get('hash') == shasum:
 982                 logging.debug(_("Reading {apkfilename} from cache")
 983                               .format(apkfilename=name_utf8))
 984                 usecache = True
 985             else:
 986                 logging.debug(_("Ignoring stale cache data for {apkfilename}")
 987                               .format(apkfilename=name_utf8))
 988
 989         if not usecache:
 990             logging.debug(_("Processing {apkfilename}").format(apkfilename=name_utf8))
 991             repo_file = collections.OrderedDict()
 992             repo_file['name'] = os.path.splitext(name_utf8)[0]
 993             # TODO rename apkname globally to something more generic
 994             repo_file['apkName'] = name_utf8
 995             repo_file['hash'] = shasum
 996             repo_file['hashType'] = 'sha256'
 997             repo_file['versionCode'] = 0
 998             repo_file['versionName'] = shasum
 999             # the static ID is the SHA256 unless it is set in the metadata
1000             repo_file['packageName'] = shasum
1001
1002             m = common.STANDARD_FILE_NAME_REGEX.match(name_utf8)
1003             if m:
1004                 repo_file['packageName'] = m.group(1)
1005                 repo_file['versionCode'] = int(m.group(2))
1006             srcfilename = name + b'_src.tar.gz'
1007             if os.path.exists(os.path.join(repodir, srcfilename)):
1008                 repo_file['srcname'] = srcfilename.decode('utf-8')
1009             repo_file['size'] = stat.st_size
1010
1011             apkcache[name] = repo_file
1012             cachechanged = True
1013
1014         if use_date_from_file:
1015             timestamp = stat.st_ctime
1016             default_date_param = time.gmtime(time.mktime(datetime.fromtimestamp(timestamp).timetuple()))
1017         else:
1018             default_date_param = None
1019
1020         # Record in knownapks, getting the added date at the same time..
1021         added = knownapks.recordapk(repo_file['apkName'], repo_file['packageName'],
1022                                     default_date=default_date_param)
1023         if added:
1024             repo_file['added'] = added
1025
1026         repo_files.append(repo_file)
1027
1028     return repo_files, cachechanged
1029
1030
1031 def scan_apk(apk_file):
1032     """
1033     Scans an APK file and returns dictionary with metadata of the APK.
1034
1035     Attention: This does *not* verify that the APK signature is correct.
1036
1037     :param apk_file: The (ideally absolute) path to the APK file
1038     :raises BuildException
1039     :return A dict containing APK metadata
1040     """
1041     apk = {
1042         'hash': sha256sum(apk_file),
1043         'hashType': 'sha256',
1044         'uses-permission': [],
1045         'uses-permission-sdk-23': [],
1046         'features': [],
1047         'icons_src': {},
1048         'icons': {},
1049         'antiFeatures': set(),
1050     }
1051
1052     if SdkToolsPopen(['aapt', 'version'], output=False):
1053         scan_apk_aapt(apk, apk_file)
1054     else:
1055         scan_apk_androguard(apk, apk_file)
1056
1057     # Get the signature, or rather the signing key fingerprints
1058     logging.debug('Getting signature of {0}'.format(os.path.basename(apk_file)))
1059     apk['sig'] = getsig(apk_file)
1060     if not apk['sig']:
1061         raise BuildException("Failed to get apk signature")
1062     apk['signer'] = common.apk_signer_fingerprint(os.path.join(os.getcwd(),
1063                                                                apk_file))
1064     if not apk.get('signer'):
1065         raise BuildException("Failed to get apk signing key fingerprint")
1066
1067     # Get size of the APK
1068     apk['size'] = os.path.getsize(apk_file)
1069
1070     if 'minSdkVersion' not in apk:
1071         logging.warning("No SDK version information found in {0}".format(apk_file))
1072         apk['minSdkVersion'] = 1
1073
1074     # Check for known vulnerabilities
1075     if has_known_vulnerability(apk_file):
1076         apk['antiFeatures'].add('KnownVuln')
1077
1078     return apk
1079
1080
1081 def scan_apk_aapt(apk, apkfile):
1082     p = SdkToolsPopen(['aapt', 'dump', 'badging', apkfile], output=False)
1083     if p.returncode != 0:
1084         if options.delete_unknown:
1085             if os.path.exists(apkfile):
1086                 logging.error(_("Failed to get apk information, deleting {path}").format(path=apkfile))
1087                 os.remove(apkfile)
1088             else:
1089                 logging.error("Could not find {0} to remove it".format(apkfile))
1090         else:
1091             logging.error(_("Failed to get apk information, skipping {path}").format(path=apkfile))
1092         raise BuildException(_("Invalid APK"))
1093     for line in p.output.splitlines():
1094         if line.startswith("package:"):
1095             try:
1096                 apk['packageName'] = re.match(APK_NAME_PAT, line).group(1)
1097                 apk['versionCode'] = int(re.match(APK_VERCODE_PAT, line).group(1))
1098                 apk['versionName'] = re.match(APK_VERNAME_PAT, line).group(1)
1099             except Exception as e:
1100                 raise FDroidException("Package matching failed: " + str(e) + "\nLine was: " + line)
1101         elif line.startswith("application:"):
1102             apk['name'] = re.match(APK_LABEL_PAT, line).group(1)
1103             # Keep path to non-dpi icon in case we need it
1104             match = re.match(APK_ICON_PAT_NODPI, line)
1105             if match:
1106                 apk['icons_src']['-1'] = match.group(1)
1107         elif line.startswith("launchable-activity:"):
1108             # Only use launchable-activity as fallback to application
1109             if not apk['name']:
1110                 apk['name'] = re.match(APK_LABEL_PAT, line).group(1)
1111             if '-1' not in apk['icons_src']:
1112                 match = re.match(APK_ICON_PAT_NODPI, line)
1113                 if match:
1114                     apk['icons_src']['-1'] = match.group(1)
1115         elif line.startswith("application-icon-"):
1116             match = re.match(APK_ICON_PAT, line)
1117             if match:
1118                 density = match.group(1)
1119                 path = match.group(2)
1120                 apk['icons_src'][density] = path
1121         elif line.startswith("sdkVersion:"):
1122             m = re.match(APK_SDK_VERSION_PAT, line)
1123             if m is None:
1124                 logging.error(line.replace('sdkVersion:', '')
1125                               + ' is not a valid minSdkVersion!')
1126             else:
1127                 apk['minSdkVersion'] = m.group(1)
1128                 # if target not set, default to min
1129                 if 'targetSdkVersion' not in apk:
1130                     apk['targetSdkVersion'] = m.group(1)
1131         elif line.startswith("targetSdkVersion:"):
1132             m = re.match(APK_SDK_VERSION_PAT, line)
1133             if m is None:
1134                 logging.error(line.replace('targetSdkVersion:', '')
1135                               + ' is not a valid targetSdkVersion!')
1136             else:
1137                 apk['targetSdkVersion'] = m.group(1)
1138         elif line.startswith("maxSdkVersion:"):
1139             apk['maxSdkVersion'] = re.match(APK_SDK_VERSION_PAT, line).group(1)
1140         elif line.startswith("native-code:"):
1141             apk['nativecode'] = []
1142             for arch in line[13:].split(' '):
1143                 apk['nativecode'].append(arch[1:-1])
1144         elif line.startswith('uses-permission:'):
1145             perm_match = re.match(APK_PERMISSION_PAT, line).groupdict()
1146             if perm_match['maxSdkVersion']:
1147                 perm_match['maxSdkVersion'] = int(perm_match['maxSdkVersion'])
1148             permission = UsesPermission(
1149                 perm_match['name'],
1150                 perm_match['maxSdkVersion']
1151             )
1152
1153             apk['uses-permission'].append(permission)
1154         elif line.startswith('uses-permission-sdk-23:'):
1155             perm_match = re.match(APK_PERMISSION_PAT, line).groupdict()
1156             if perm_match['maxSdkVersion']:
1157                 perm_match['maxSdkVersion'] = int(perm_match['maxSdkVersion'])
1158             permission_sdk_23 = UsesPermissionSdk23(
1159                 perm_match['name'],
1160                 perm_match['maxSdkVersion']
1161             )
1162
1163             apk['uses-permission-sdk-23'].append(permission_sdk_23)
1164
1165         elif line.startswith('uses-feature:'):
1166             feature = re.match(APK_FEATURE_PAT, line).group(1)
1167             # Filter out this, it's only added with the latest SDK tools and
1168             # causes problems for lots of apps.
1169             if feature != "android.hardware.screen.portrait" \
1170                     and feature != "android.hardware.screen.landscape":
1171                 if feature.startswith("android.feature."):
1172                     feature = feature[16:]
1173                 apk['features'].add(feature)
1174
1175
1176 def scan_apk_androguard(apk, apkfile):
1177     try:
1178         from androguard.core.bytecodes.apk import APK
1179         apkobject = APK(apkfile)
1180         if apkobject.is_valid_APK():
1181             arsc = apkobject.get_android_resources()
1182         else:
1183             if options.delete_unknown:
1184                 if os.path.exists(apkfile):
1185                     logging.error(_("Failed to get apk information, deleting {path}")
1186                                   .format(path=apkfile))
1187                     os.remove(apkfile)
1188                 else:
1189                     logging.error(_("Could not find {path} to remove it")
1190                                   .format(path=apkfile))
1191             else:
1192                 logging.error(_("Failed to get apk information, skipping {path}")
1193                               .format(path=apkfile))
1194             raise BuildException(_("Invalid APK"))
1195     except ImportError:
1196         raise FDroidException("androguard library is not installed and aapt not present")
1197     except FileNotFoundError:
1198         logging.error(_("Could not open apk file for analysis"))
1199         raise BuildException(_("Invalid APK"))
1200
1201     apk['packageName'] = apkobject.get_package()
1202     apk['versionCode'] = int(apkobject.get_androidversion_code())
1203     apk['versionName'] = apkobject.get_androidversion_name()
1204     if apk['versionName'][0] == "@":
1205         version_id = int(apk['versionName'].replace("@", "0x"), 16)
1206         version_id = arsc.get_id(apk['packageName'], version_id)[1]
1207         apk['versionName'] = arsc.get_string(apk['packageName'], version_id)[1]
1208     apk['name'] = apkobject.get_app_name()
1209
1210     if apkobject.get_max_sdk_version() is not None:
1211         apk['maxSdkVersion'] = apkobject.get_max_sdk_version()
1212     apk['minSdkVersion'] = apkobject.get_min_sdk_version()
1213     apk['targetSdkVersion'] = apkobject.get_target_sdk_version()
1214
1215     icon_id = int(apkobject.get_element("application", "icon").replace("@", "0x"), 16)
1216     icon_name = arsc.get_id(apk['packageName'], icon_id)[1]
1217
1218     density_re = re.compile("^res/(.*)/" + icon_name + ".*$")
1219
1220     for file in apkobject.get_files():
1221         d_re = density_re.match(file)
1222         if d_re:
1223             folder = d_re.group(1).split('-')
1224             if len(folder) > 1:
1225                 resolution = folder[1]
1226             else:
1227                 resolution = 'mdpi'
1228             density = screen_resolutions[resolution]
1229             apk['icons_src'][density] = d_re.group(0)
1230
1231     if apk['icons_src'].get('-1') is None:
1232         apk['icons_src']['-1'] = apk['icons_src']['160']
1233
1234     arch_re = re.compile("^lib/(.*)/.*$")
1235     arch = set([arch_re.match(file).group(1) for file in apkobject.get_files() if arch_re.match(file)])
1236     if len(arch) >= 1:
1237         apk['nativecode'] = []
1238         apk['nativecode'].extend(sorted(list(arch)))
1239
1240     xml = apkobject.get_android_manifest_xml()
1241
1242     for item in xml.getElementsByTagName('uses-permission'):
1243         name = str(item.getAttribute("android:name"))
1244         maxSdkVersion = item.getAttribute("android:maxSdkVersion")
1245         maxSdkVersion = None if maxSdkVersion is '' else int(maxSdkVersion)
1246         permission = UsesPermission(
1247             name,
1248             maxSdkVersion
1249         )
1250         apk['uses-permission'].append(permission)
1251
1252     for item in xml.getElementsByTagName('uses-permission-sdk-23'):
1253         name = str(item.getAttribute("android:name"))
1254         maxSdkVersion = item.getAttribute("android:maxSdkVersion")
1255         maxSdkVersion = None if maxSdkVersion is '' else int(maxSdkVersion)
1256         permission_sdk_23 = UsesPermissionSdk23(
1257             name,
1258             maxSdkVersion
1259         )
1260         apk['uses-permission-sdk-23'].append(permission_sdk_23)
1261
1262     for item in xml.getElementsByTagName('uses-feature'):
1263         feature = str(item.getAttribute("android:name"))
1264         if feature != "android.hardware.screen.portrait" \
1265                 and feature != "android.hardware.screen.landscape":
1266             if feature.startswith("android.feature."):
1267                 feature = feature[16:]
1268         apk['features'].append(feature)
1269
1270
1271 def process_apk(apkcache, apkfilename, repodir, knownapks, use_date_from_apk=False,
1272                 allow_disabled_algorithms=False, archive_bad_sig=False):
1273     """Processes the apk with the given filename in the given repo directory.
1274
1275     This also extracts the icons.
1276
1277     :param apkcache: current apk cache information
1278     :param apkfilename: the filename of the apk to scan
1279     :param repodir: repo directory to scan
1280     :param knownapks: known apks info
1281     :param use_date_from_apk: use date from APK (instead of current date)
1282                               for newly added APKs
1283     :param allow_disabled_algorithms: allow APKs with valid signatures that include
1284                                       disabled algorithms in the signature (e.g. MD5)
1285     :param archive_bad_sig: move APKs with a bad signature to the archive
1286     :returns: (skip, apk, cachechanged) where skip is a boolean indicating whether to skip this apk,
1287      apk is the scanned apk information, and cachechanged is True if the apkcache got changed.
1288     """
1289
1290     apk = {}
1291     apkfile = os.path.join(repodir, apkfilename)
1292
1293     cachechanged = False
1294     usecache = False
1295     if apkfilename in apkcache:
1296         apk = apkcache[apkfilename]
1297         if apk.get('hash') == sha256sum(apkfile):
1298             logging.debug(_("Reading {apkfilename} from cache")
1299                           .format(apkfilename=apkfilename))
1300             usecache = True
1301         else:
1302             logging.debug(_("Ignoring stale cache data for {apkfilename}")
1303                           .format(apkfilename=apkfilename))
1304
1305     if not usecache:
1306         logging.debug(_("Processing {apkfilename}").format(apkfilename=apkfilename))
1307
1308         try:
1309             apk = scan_apk(apkfile)
1310         except BuildException:
1311             logging.warning(_("Skipping '{apkfilename}' with invalid signature!")
1312                             .format(apkfilename=apkfilename))
1313             return True, None, False
1314
1315         # Check for debuggable apks...
1316         if common.isApkAndDebuggable(apkfile):
1317             logging.warning('{0} is set to android:debuggable="true"'.format(apkfile))
1318
1319         if options.rename_apks:
1320             n = apk['packageName'] + '_' + str(apk['versionCode']) + '.apk'
1321             std_short_name = os.path.join(repodir, n)
1322             if apkfile != std_short_name:
1323                 if os.path.exists(std_short_name):
1324                     std_long_name = std_short_name.replace('.apk', '_' + apk['sig'][:7] + '.apk')
1325                     if apkfile != std_long_name:
1326                         if os.path.exists(std_long_name):
1327                             dupdir = os.path.join('duplicates', repodir)
1328                             if not os.path.isdir(dupdir):
1329                                 os.makedirs(dupdir, exist_ok=True)
1330                             dupfile = os.path.join('duplicates', std_long_name)
1331                             logging.warning('Moving duplicate ' + std_long_name + ' to ' + dupfile)
1332                             os.rename(apkfile, dupfile)
1333                             return True, None, False
1334                         else:
1335                             os.rename(apkfile, std_long_name)
1336                     apkfile = std_long_name
1337                 else:
1338                     os.rename(apkfile, std_short_name)
1339                     apkfile = std_short_name
1340                 apkfilename = apkfile[len(repodir) + 1:]
1341
1342         apk['apkName'] = apkfilename
1343         srcfilename = apkfilename[:-4] + "_src.tar.gz"
1344         if os.path.exists(os.path.join(repodir, srcfilename)):
1345             apk['srcname'] = srcfilename
1346
1347         # verify the jar signature is correct, allow deprecated
1348         # algorithms only if the APK is in the archive.
1349         skipapk = False
1350         if not common.verify_apk_signature(apkfile):
1351             if repodir == 'archive' or allow_disabled_algorithms:
1352                 if common.verify_old_apk_signature(apkfile):
1353                     apk['antiFeatures'].update(['KnownVuln', 'DisabledAlgorithm'])
1354                 else:
1355                     skipapk = True
1356             else:
1357                 skipapk = True
1358
1359         if skipapk:
1360             if archive_bad_sig:
1361                 logging.warning(_('Archiving {apkfilename} with invalid signature!')
1362                                 .format(apkfilename=apkfilename))
1363                 move_apk_between_sections(repodir, 'archive', apk)
1364             else:
1365                 logging.warning(_('Skipping {apkfilename} with invalid signature!')
1366                                 .format(apkfilename=apkfilename))
1367             return True, None, False
1368
1369         apkzip = zipfile.ZipFile(apkfile, 'r')
1370
1371         manifest = apkzip.getinfo('AndroidManifest.xml')
1372         # 1980-0-0 means zeroed out, any other invalid date should trigger a warning
1373         if (1980, 0, 0) != manifest.date_time[0:3]:
1374             try:
1375                 common.check_system_clock(datetime(*manifest.date_time), apkfilename)
1376             except ValueError as e:
1377                 logging.warning(_("{apkfilename}'s AndroidManifest.xml has a bad date: ")
1378                                 .format(apkfilename=apkfile) + str(e))
1379
1380         # extract icons from APK zip file
1381         iconfilename = "%s.%s" % (apk['packageName'], apk['versionCode'])
1382         try:
1383             empty_densities = extract_apk_icons(iconfilename, apk, apkzip, repodir)
1384         finally:
1385             apkzip.close()  # ensure that APK zip file gets closed
1386
1387         # resize existing icons for densities missing in the APK
1388         fill_missing_icon_densities(empty_densities, iconfilename, apk, repodir)
1389
1390         if use_date_from_apk and manifest.date_time[1] != 0:
1391             default_date_param = datetime(*manifest.date_time)
1392         else:
1393             default_date_param = None
1394
1395         # Record in known apks, getting the added date at the same time..
1396         added = knownapks.recordapk(apk['apkName'], apk['packageName'],
1397                                     default_date=default_date_param)
1398         if added:
1399             apk['added'] = added
1400
1401         apkcache[apkfilename] = apk
1402         cachechanged = True
1403
1404     return False, apk, cachechanged
1405
1406
1407 def process_apks(apkcache, repodir, knownapks, use_date_from_apk=False):
1408     """Processes the apks in the given repo directory.
1409
1410     This also extracts the icons.
1411
1412     :param apkcache: current apk cache information
1413     :param repodir: repo directory to scan
1414     :param knownapks: known apks info
1415     :param use_date_from_apk: use date from APK (instead of current date)
1416                               for newly added APKs
1417     :returns: (apks, cachechanged) where apks is a list of apk information,
1418               and cachechanged is True if the apkcache got changed.
1419     """
1420
1421     cachechanged = False
1422
1423     for icon_dir in get_all_icon_dirs(repodir):
1424         if os.path.exists(icon_dir):
1425             if options.clean:
1426                 shutil.rmtree(icon_dir)
1427                 os.makedirs(icon_dir)
1428         else:
1429             os.makedirs(icon_dir)
1430
1431     apks = []
1432     for apkfile in sorted(glob.glob(os.path.join(repodir, '*.apk'))):
1433         apkfilename = apkfile[len(repodir) + 1:]
1434         ada = options.allow_disabled_algorithms or config['allow_disabled_algorithms']
1435         (skip, apk, cachethis) = process_apk(apkcache, apkfilename, repodir, knownapks,
1436                                              use_date_from_apk, ada, True)
1437         if skip:
1438             continue
1439         apks.append(apk)
1440         cachechanged = cachechanged or cachethis
1441
1442     return apks, cachechanged
1443
1444
1445 def extract_apk_icons(icon_filename, apk, apkzip, repo_dir):
1446     """Extracts PNG icons from an APK with the supported pixel densities
1447
1448     Extracts icons from the given APK zip in various densities, saves
1449     them into given repo directory and stores their names in the APK
1450     metadata dictionary.  If the icon is an XML icon, then this tries
1451     to find PNG icon that can replace it.
1452
1453     :param icon_filename: A string representing the icon's file name
1454     :param apk: A populated dictionary containing APK metadata.
1455                 Needs to have 'icons_src' key
1456     :param apkzip: An opened zipfile.ZipFile of the APK file
1457     :param repo_dir: The directory of the APK's repository
1458     :return: A list of icon densities that are missing
1459
1460     """
1461     res_name_re = re.compile(r'res/(drawable|mipmap)-(x*[hlm]dpi|anydpi).*/(.*)_[0-9]+dp.(png|xml)')
1462     pngs = dict()
1463     for f in apkzip.namelist():
1464         m = res_name_re.match(f)
1465         if m and m.group(4) == 'png':
1466             density = screen_resolutions[m.group(2)]
1467             pngs[m.group(3) + '/' + density] = m.group(0)
1468
1469     icon_type = None
1470     empty_densities = []
1471     for density in screen_densities:
1472         if density not in apk['icons_src']:
1473             empty_densities.append(density)
1474             continue
1475         icon_src = apk['icons_src'][density]
1476         icon_dir = get_icon_dir(repo_dir, density)
1477         icon_type = '.png'
1478
1479         # Extract the icon files per density
1480         if icon_src.endswith('.xml'):
1481             m = res_name_re.match(icon_src)
1482             if m:
1483                 name = pngs.get(m.group(3) + '/' + str(density))
1484                 if name:
1485                     icon_src = name
1486             if icon_src.endswith('.xml'):
1487                 empty_densities.append(density)
1488                 icon_type = '.xml'
1489         icon_dest = os.path.join(icon_dir, icon_filename + icon_type)
1490
1491         try:
1492             with open(icon_dest, 'wb') as f:
1493                 f.write(get_icon_bytes(apkzip, icon_src))
1494             apk['icons'][density] = icon_filename + icon_type
1495         except (zipfile.BadZipFile, ValueError, KeyError) as e:
1496             logging.warning("Error retrieving icon file: %s %s", icon_dest, e)
1497             del apk['icons_src'][density]
1498             empty_densities.append(density)
1499
1500     # '-1' here is a remnant of the parsing of aapt output, meaning "no DPI specified"
1501     if '-1' in apk['icons_src']:
1502         icon_src = apk['icons_src']['-1']
1503         icon_type = icon_src[-4:]
1504         icon_path = os.path.join(get_icon_dir(repo_dir, '0'), icon_filename + icon_type)
1505         with open(icon_path, 'wb') as f:
1506             f.write(get_icon_bytes(apkzip, icon_src))
1507         if icon_type == '.png':
1508             im = None
1509             try:
1510                 im = Image.open(icon_path)
1511                 dpi = px_to_dpi(im.size[0])
1512                 for density in screen_densities:
1513                     if density in apk['icons']:
1514                         break
1515                     if density == screen_densities[-1] or dpi >= int(density):
1516                         apk['icons'][density] = icon_filename
1517                         shutil.move(icon_path,
1518                                     os.path.join(get_icon_dir(repo_dir, density), icon_filename))
1519                         empty_densities.remove(density)
1520                         break
1521             except Exception as e:
1522                 logging.warning(_("Failed reading {path}: {error}")
1523                                 .format(path=icon_path, error=e))
1524             finally:
1525                 if im and hasattr(im, 'close'):
1526                     im.close()
1527
1528     if apk['icons']:
1529         apk['icon'] = icon_filename + icon_type
1530
1531     return empty_densities
1532
1533
1534 def fill_missing_icon_densities(empty_densities, icon_filename, apk, repo_dir):
1535     """
1536     Resize existing PNG icons for densities missing in the APK to ensure all densities are available
1537
1538     :param empty_densities: A list of icon densities that are missing
1539     :param icon_filename: A string representing the icon's file name
1540     :param apk: A populated dictionary containing APK metadata. Needs to have 'icons' key
1541     :param repo_dir: The directory of the APK's repository
1542
1543     """
1544     icon_filename += '.png'
1545     # First try resizing down to not lose quality
1546     last_density = None
1547     for density in screen_densities:
1548         if density == '65534':  # not possible to generate 'anydpi' from other densities
1549             continue
1550         if density not in empty_densities:
1551             last_density = density
1552             continue
1553         if last_density is None:
1554             continue
1555         logging.debug("Density %s not available, resizing down from %s", density, last_density)
1556
1557         last_icon_path = os.path.join(get_icon_dir(repo_dir, last_density), icon_filename)
1558         icon_path = os.path.join(get_icon_dir(repo_dir, density), icon_filename)
1559         fp = None
1560         try:
1561             fp = open(last_icon_path, 'rb')
1562             im = Image.open(fp)
1563
1564             size = dpi_to_px(density)
1565
1566             im.thumbnail((size, size), Image.ANTIALIAS)
1567             im.save(icon_path, "PNG", optimize=True,
1568                     pnginfo=BLANK_PNG_INFO, icc_profile=None)
1569             empty_densities.remove(density)
1570         except Exception as e:
1571             logging.warning("Invalid image file at %s: %s", last_icon_path, e)
1572         finally:
1573             if fp:
1574                 fp.close()
1575
1576     # Then just copy from the highest resolution available
1577     last_density = None
1578     for density in reversed(screen_densities):
1579         if density not in empty_densities:
1580             last_density = density
1581             continue
1582
1583         if last_density is None:
1584             continue
1585
1586         shutil.copyfile(
1587             os.path.join(get_icon_dir(repo_dir, last_density), icon_filename),
1588             os.path.join(get_icon_dir(repo_dir, density), icon_filename)
1589         )
1590         empty_densities.remove(density)
1591
1592     for density in screen_densities:
1593         icon_dir = get_icon_dir(repo_dir, density)
1594         icon_dest = os.path.join(icon_dir, icon_filename)
1595         resize_icon(icon_dest, density)
1596
1597     # Copy from icons-mdpi to icons since mdpi is the baseline density
1598     baseline = os.path.join(get_icon_dir(repo_dir, '160'), icon_filename)
1599     if os.path.isfile(baseline):
1600         apk['icons']['0'] = icon_filename
1601         shutil.copyfile(baseline, os.path.join(get_icon_dir(repo_dir, '0'), icon_filename))
1602
1603
1604 def apply_info_from_latest_apk(apps, apks):
1605     """
1606     Some information from the apks needs to be applied up to the application level.
1607     When doing this, we use the info from the most recent version's apk.
1608     We deal with figuring out when the app was added and last updated at the same time.
1609     """
1610     for appid, app in apps.items():
1611         bestver = UNSET_VERSION_CODE
1612         for apk in apks:
1613             if apk['packageName'] == appid:
1614                 if apk['versionCode'] > bestver:
1615                     bestver = apk['versionCode']
1616                     bestapk = apk
1617
1618                 if 'added' in apk:
1619                     if not app.added or apk['added'] < app.added:
1620                         app.added = apk['added']
1621                     if not app.lastUpdated or apk['added'] > app.lastUpdated:
1622                         app.lastUpdated = apk['added']
1623
1624         if not app.added:
1625             logging.debug("Don't know when " + appid + " was added")
1626         if not app.lastUpdated:
1627             logging.debug("Don't know when " + appid + " was last updated")
1628
1629         if bestver == UNSET_VERSION_CODE:
1630
1631             if app.Name is None:
1632                 app.Name = app.AutoName or appid
1633             app.icon = None
1634             logging.debug("Application " + appid + " has no packages")
1635         else:
1636             if app.Name is None:
1637                 app.Name = bestapk['name']
1638             app.icon = bestapk['icon'] if 'icon' in bestapk else None
1639             if app.CurrentVersionCode is None:
1640                 app.CurrentVersionCode = str(bestver)
1641
1642
1643 def make_categories_txt(repodir, categories):
1644     '''Write a category list in the repo to allow quick access'''
1645     catdata = ''
1646     for cat in sorted(categories):
1647         catdata += cat + '\n'
1648     with open(os.path.join(repodir, 'categories.txt'), 'w', encoding='utf8') as f:
1649         f.write(catdata)
1650
1651
1652 def archive_old_apks(apps, apks, archapks, repodir, archivedir, defaultkeepversions):
1653
1654     def filter_apk_list_sorted(apk_list):
1655         res = []
1656         for apk in apk_list:
1657             if apk['packageName'] == appid:
1658                 res.append(apk)
1659
1660         # Sort the apk list by version code. First is highest/newest.
1661         return sorted(res, key=lambda apk: apk['versionCode'], reverse=True)
1662
1663     for appid, app in apps.items():
1664
1665         if app.ArchivePolicy:
1666             keepversions = int(app.ArchivePolicy[:-9])
1667         else:
1668             keepversions = defaultkeepversions
1669
1670         logging.debug(_("Checking archiving for {appid} - apks:{integer}, keepversions:{keep}, archapks:{arch}")
1671                       .format(appid=appid, integer=len(apks), keep=keepversions, arch=len(archapks)))
1672
1673         current_app_apks = filter_apk_list_sorted(apks)
1674         if len(current_app_apks) > keepversions:
1675             # Move back the ones we don't want.
1676             for apk in current_app_apks[keepversions:]:
1677                 move_apk_between_sections(repodir, archivedir, apk)
1678                 archapks.append(apk)
1679                 apks.remove(apk)
1680
1681         current_app_archapks = filter_apk_list_sorted(archapks)
1682         if len(current_app_apks) < keepversions and len(current_app_archapks) > 0:
1683             kept = 0
1684             # Move forward the ones we want again, except DisableAlgorithm
1685             for apk in current_app_archapks:
1686                 if 'DisabledAlgorithm' not in apk['antiFeatures']:
1687                     move_apk_between_sections(archivedir, repodir, apk)
1688                     archapks.remove(apk)
1689                     apks.append(apk)
1690                     kept += 1
1691                 if kept == keepversions:
1692                     break
1693
1694
1695 def move_apk_between_sections(from_dir, to_dir, apk):
1696     """move an APK from repo to archive or vice versa"""
1697
1698     def _move_file(from_dir, to_dir, filename, ignore_missing):
1699         from_path = os.path.join(from_dir, filename)
1700         if ignore_missing and not os.path.exists(from_path):
1701             return
1702         to_path = os.path.join(to_dir, filename)
1703         if not os.path.exists(to_dir):
1704             os.mkdir(to_dir)
1705         shutil.move(from_path, to_path)
1706
1707     if from_dir == to_dir:
1708         return
1709
1710     logging.info("Moving %s from %s to %s" % (apk['apkName'], from_dir, to_dir))
1711     _move_file(from_dir, to_dir, apk['apkName'], False)
1712     _move_file(from_dir, to_dir, apk['apkName'] + '.asc', True)
1713     for density in all_screen_densities:
1714         from_icon_dir = get_icon_dir(from_dir, density)
1715         to_icon_dir = get_icon_dir(to_dir, density)
1716         if density not in apk.get('icons', []):
1717             continue
1718         _move_file(from_icon_dir, to_icon_dir, apk['icons'][density], True)
1719     if 'srcname' in apk:
1720         _move_file(from_dir, to_dir, apk['srcname'], False)
1721
1722
1723 def add_apks_to_per_app_repos(repodir, apks):
1724     apks_per_app = dict()
1725     for apk in apks:
1726         apk['per_app_dir'] = os.path.join(apk['packageName'], 'fdroid')
1727         apk['per_app_repo'] = os.path.join(apk['per_app_dir'], 'repo')
1728         apk['per_app_icons'] = os.path.join(apk['per_app_repo'], 'icons')
1729         apks_per_app[apk['packageName']] = apk
1730
1731         if not os.path.exists(apk['per_app_icons']):
1732             logging.info(_('Adding new repo for only {name}').format(name=apk['packageName']))
1733             os.makedirs(apk['per_app_icons'])
1734
1735         apkpath = os.path.join(repodir, apk['apkName'])
1736         shutil.copy(apkpath, apk['per_app_repo'])
1737         apksigpath = apkpath + '.sig'
1738         if os.path.exists(apksigpath):
1739             shutil.copy(apksigpath, apk['per_app_repo'])
1740         apkascpath = apkpath + '.asc'
1741         if os.path.exists(apkascpath):
1742             shutil.copy(apkascpath, apk['per_app_repo'])
1743
1744
1745 def create_metadata_from_template(apk):
1746     '''create a new metadata file using internal or external template
1747
1748     Generate warnings for apk's with no metadata (or create skeleton
1749     metadata files, if requested on the command line).  Though the
1750     template file is YAML, this uses neither pyyaml nor ruamel.yaml
1751     since those impose things on the metadata file made from the
1752     template: field sort order, empty field value, formatting, etc.
1753     '''
1754
1755     import yaml
1756     if os.path.exists('template.yml'):
1757         with open('template.yml') as f:
1758             metatxt = f.read()
1759         if 'name' in apk and apk['name'] != '':
1760             metatxt = re.sub(r'''^(((Auto)?Name|Summary):)[ '"\.]*$''',
1761                              r'\1 ' + apk['name'],
1762                              metatxt,
1763                              flags=re.IGNORECASE | re.MULTILINE)
1764         else:
1765             logging.warning(_('{appid} does not have a name! Using package name instead.')
1766                             .format(appid=apk['packageName']))
1767             metatxt = re.sub(r'^(((Auto)?Name|Summary):).*$',
1768                              r'\1 ' + apk['packageName'],
1769                              metatxt,
1770                              flags=re.IGNORECASE | re.MULTILINE)
1771         with open(os.path.join('metadata', apk['packageName'] + '.yml'), 'w') as f:
1772             f.write(metatxt)
1773     else:
1774         app = dict()
1775         app['Categories'] = [os.path.basename(os.getcwd())]
1776         # include some blanks as part of the template
1777         app['AuthorName'] = ''
1778         app['Summary'] = ''
1779         app['WebSite'] = ''
1780         app['IssueTracker'] = ''
1781         app['SourceCode'] = ''
1782         app['CurrentVersionCode'] = 2147483647  # Java's Integer.MAX_VALUE
1783         if 'name' in apk and apk['name'] != '':
1784             app['Name'] = apk['name']
1785         else:
1786             logging.warning(_('{appid} does not have a name! Using package name instead.')
1787                             .format(appid=apk['packageName']))
1788             app['Name'] = apk['packageName']
1789         with open(os.path.join('metadata', apk['packageName'] + '.yml'), 'w') as f:
1790             yaml.dump(app, f, default_flow_style=False)
1791     logging.info(_("Generated skeleton metadata for {appid}").format(appid=apk['packageName']))
1792
1793
1794 config = None
1795 options = None
1796 start_timestamp = time.gmtime()
1797
1798
1799 def main():
1800
1801     global config, options
1802
1803     # Parse command line...
1804     parser = ArgumentParser()
1805     common.setup_global_opts(parser)
1806     parser.add_argument("--create-key", action="store_true", default=False,
1807                         help=_("Add a repo signing key to an unsigned repo"))
1808     parser.add_argument("-c", "--create-metadata", action="store_true", default=False,
1809                         help=_("Add skeleton metadata files for APKs that are missing them"))
1810     parser.add_argument("--delete-unknown", action="store_true", default=False,
1811                         help=_("Delete APKs and/or OBBs without metadata from the repo"))
1812     parser.add_argument("-b", "--buildreport", action="store_true", default=False,
1813                         help=_("Report on build data status"))
1814     parser.add_argument("-i", "--interactive", default=False, action="store_true",
1815                         help=_("Interactively ask about things that need updating."))
1816     parser.add_argument("-I", "--icons", action="store_true", default=False,
1817                         help=_("Resize all the icons exceeding the max pixel size and exit"))
1818     parser.add_argument("-e", "--editor", default="/etc/alternatives/editor",
1819                         help=_("Specify editor to use in interactive mode. Default " +
1820                                "is {path}").format(path='/etc/alternatives/editor'))
1821     parser.add_argument("-w", "--wiki", default=False, action="store_true",
1822                         help=_("Update the wiki"))
1823     parser.add_argument("--pretty", action="store_true", default=False,
1824                         help=_("Produce human-readable XML/JSON for index files"))
1825     parser.add_argument("--clean", action="store_true", default=False,
1826                         help=_("Clean update - don't uses caches, reprocess all APKs"))
1827     parser.add_argument("--nosign", action="store_true", default=False,
1828                         help=_("When configured for signed indexes, create only unsigned indexes at this stage"))
1829     parser.add_argument("--use-date-from-apk", action="store_true", default=False,
1830                         help=_("Use date from APK instead of current time for newly added APKs"))
1831     parser.add_argument("--rename-apks", action="store_true", default=False,
1832                         help=_("Rename APK files that do not match package.name_123.apk"))
1833     parser.add_argument("--allow-disabled-algorithms", action="store_true", default=False,
1834                         help=_("Include APKs that are signed with disabled algorithms like MD5"))
1835     metadata.add_metadata_arguments(parser)
1836     options = parser.parse_args()
1837     metadata.warnings_action = options.W
1838
1839     config = common.read_config(options)
1840
1841     if not ('jarsigner' in config and 'keytool' in config):
1842         raise FDroidException(_('Java JDK not found! Install in standard location or set java_paths!'))
1843
1844     repodirs = ['repo']
1845     if config['archive_older'] != 0:
1846         repodirs.append('archive')
1847         if not os.path.exists('archive'):
1848             os.mkdir('archive')
1849
1850     if options.icons:
1851         resize_all_icons(repodirs)
1852         sys.exit(0)
1853
1854     if options.rename_apks:
1855         options.clean = True
1856
1857     # check that icons exist now, rather than fail at the end of `fdroid update`
1858     for k in ['repo_icon', 'archive_icon']:
1859         if k in config:
1860             if not os.path.exists(config[k]):
1861                 logging.critical(_('{name} "{path}" does not exist! Correct it in config.py.')
1862                                  .format(name=k, path=config[k]))
1863                 sys.exit(1)
1864
1865     # if the user asks to create a keystore, do it now, reusing whatever it can
1866     if options.create_key:
1867         if os.path.exists(config['keystore']):
1868             logging.critical(_("Cowardily refusing to overwrite existing signing key setup!"))
1869             logging.critical("\t'" + config['keystore'] + "'")
1870             sys.exit(1)
1871
1872         if 'repo_keyalias' not in config:
1873             config['repo_keyalias'] = socket.getfqdn()
1874             common.write_to_config(config, 'repo_keyalias', config['repo_keyalias'])
1875         if 'keydname' not in config:
1876             config['keydname'] = 'CN=' + config['repo_keyalias'] + ', OU=F-Droid'
1877             common.write_to_config(config, 'keydname', config['keydname'])
1878         if 'keystore' not in config:
1879             config['keystore'] = common.default_config['keystore']
1880             common.write_to_config(config, 'keystore', config['keystore'])
1881
1882         password = common.genpassword()
1883         if 'keystorepass' not in config:
1884             config['keystorepass'] = password
1885             common.write_to_config(config, 'keystorepass', config['keystorepass'])
1886         if 'keypass' not in config:
1887             config['keypass'] = password
1888             common.write_to_config(config, 'keypass', config['keypass'])
1889         common.genkeystore(config)
1890
1891     # Get all apps...
1892     apps = metadata.read_metadata()
1893
1894     # Generate a list of categories...
1895     categories = set()
1896     for app in apps.values():
1897         categories.update(app.Categories)
1898
1899     # Read known apks data (will be updated and written back when we've finished)
1900     knownapks = common.KnownApks()
1901
1902     # Get APK cache
1903     apkcache = get_cache()
1904
1905     # Delete builds for disabled apps
1906     delete_disabled_builds(apps, apkcache, repodirs)
1907
1908     # Scan all apks in the main repo
1909     apks, cachechanged = process_apks(apkcache, repodirs[0], knownapks, options.use_date_from_apk)
1910
1911     files, fcachechanged = scan_repo_files(apkcache, repodirs[0], knownapks,
1912                                            options.use_date_from_apk)
1913     cachechanged = cachechanged or fcachechanged
1914     apks += files
1915     for apk in apks:
1916         if apk['packageName'] not in apps:
1917             if options.create_metadata:
1918                 create_metadata_from_template(apk)
1919                 apps = metadata.read_metadata()
1920             else:
1921                 msg = _("{apkfilename} ({appid}) has no metadata!") \
1922                     .format(apkfilename=apk['apkName'], appid=apk['packageName'])
1923                 if options.delete_unknown:
1924                     logging.warn(msg + '\n\t' + _("deleting: repo/{apkfilename}")
1925                                  .format(apkfilename=apk['apkName']))
1926                     rmf = os.path.join(repodirs[0], apk['apkName'])
1927                     if not os.path.exists(rmf):
1928                         logging.error(_("Could not find {path} to remove it").format(path=rmf))
1929                     else:
1930                         os.remove(rmf)
1931                 else:
1932                     logging.warn(msg + '\n\t' + _("Use `fdroid update -c` to create it."))
1933
1934     copy_triple_t_store_metadata(apps)
1935     insert_obbs(repodirs[0], apps, apks)
1936     insert_localized_app_metadata(apps)
1937     translate_per_build_anti_features(apps, apks)
1938
1939     # Scan the archive repo for apks as well
1940     if len(repodirs) > 1:
1941         archapks, cc = process_apks(apkcache, repodirs[1], knownapks, options.use_date_from_apk)
1942         if cc:
1943             cachechanged = True
1944     else:
1945         archapks = []
1946
1947     # Apply information from latest apks to the application and update dates
1948     apply_info_from_latest_apk(apps, apks + archapks)
1949
1950     # Sort the app list by name, then the web site doesn't have to by default.
1951     # (we had to wait until we'd scanned the apks to do this, because mostly the
1952     # name comes from there!)
1953     sortedids = sorted(apps.keys(), key=lambda appid: apps[appid].Name.upper())
1954
1955     # APKs are placed into multiple repos based on the app package, providing
1956     # per-app subscription feeds for nightly builds and things like it
1957     if config['per_app_repos']:
1958         add_apks_to_per_app_repos(repodirs[0], apks)
1959         for appid, app in apps.items():
1960             repodir = os.path.join(appid, 'fdroid', 'repo')
1961             appdict = dict()
1962             appdict[appid] = app
1963             if os.path.isdir(repodir):
1964                 index.make(appdict, [appid], apks, repodir, False)
1965             else:
1966                 logging.info(_('Skipping index generation for {appid}').format(appid=appid))
1967         return
1968
1969     if len(repodirs) > 1:
1970         archive_old_apks(apps, apks, archapks, repodirs[0], repodirs[1], config['archive_older'])
1971
1972     # Make the index for the main repo...
1973     index.make(apps, sortedids, apks, repodirs[0], False)
1974     make_categories_txt(repodirs[0], categories)
1975
1976     # If there's an archive repo,  make the index for it. We already scanned it
1977     # earlier on.
1978     if len(repodirs) > 1:
1979         index.make(apps, sortedids, archapks, repodirs[1], True)
1980
1981     git_remote = config.get('binary_transparency_remote')
1982     if git_remote or os.path.isdir(os.path.join('binary_transparency', '.git')):
1983         from . import btlog
1984         btlog.make_binary_transparency_log(repodirs)
1985
1986     if config['update_stats']:
1987         # Update known apks info...
1988         knownapks.writeifchanged()
1989
1990         # Generate latest apps data for widget
1991         if os.path.exists(os.path.join('stats', 'latestapps.txt')):
1992             data = ''
1993             with open(os.path.join('stats', 'latestapps.txt'), 'r', encoding='utf8') as f:
1994                 for line in f:
1995                     appid = line.rstrip()
1996                     data += appid + "\t"
1997                     app = apps[appid]
1998                     data += app.Name + "\t"
1999                     if app.icon is not None:
2000                         data += app.icon + "\t"
2001                     data += app.License + "\n"
2002             with open(os.path.join(repodirs[0], 'latestapps.dat'), 'w', encoding='utf8') as f:
2003                 f.write(data)
2004
2005     if cachechanged:
2006         write_cache(apkcache)
2007
2008     # Update the wiki...
2009     if options.wiki:
2010         update_wiki(apps, sortedids, apks + archapks)
2011
2012     logging.info(_("Finished"))
2013
2014
2015 if __name__ == "__main__":
2016     main()