1 # -*- coding: utf-8 -*-
3 # metadata.py - part of the FDroid server tools
4 # Copyright (C) 2013, Ciaran Gultnieks, ciaran@ciarang.com
5 # Copyright (C) 2013-2014 Daniel Martà <mvdan@mvdan.cc>
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
26 from collections import OrderedDict
33 class MetaDataException(Exception):
35 def __init__(self, value):
41 # In the order in which they are laid out on files
42 app_defaults = OrderedDict([
44 ('AntiFeatures', None),
46 ('Categories', ['None']),
47 ('License', 'Unknown'),
50 ('Issue Tracker', ''),
60 ('Requires Root', False),
64 ('Maintainer Notes', []),
65 ('Archive Policy', None),
66 ('Auto Update Mode', 'None'),
67 ('Update Check Mode', 'None'),
68 ('Update Check Ignore', None),
69 ('Vercode Operation', None),
70 ('Update Check Name', None),
71 ('Update Check Data', None),
72 ('Current Version', ''),
73 ('Current Version Code', '0'),
74 ('No Source Since', ''),
78 # In the order in which they are laid out on files
79 # Sorted by their action and their place in the build timeline
80 flag_defaults = OrderedDict([
84 ('submodules', False),
94 ('forceversion', False),
95 ('forcevercode', False),
105 ('ndk', 'r9b'), # defaults to oldest
107 ('antcommands', None),
112 # Designates a metadata field type and checks that it matches
114 # 'name' - The long name of the field type
115 # 'matching' - List of possible values or regex expression
116 # 'sep' - Separator to use if value may be a list
117 # 'fields' - Metadata fields (Field:Value) of this type
118 # 'attrs' - Build attributes (attr=value) of this type
120 class FieldValidator():
122 def __init__(self, name, matching, sep, fields, attrs):
124 self.matching = matching
125 if type(matching) is str:
126 self.compiled = re.compile(matching)
131 def _assert_regex(self, values, appid):
133 if not self.compiled.match(v):
134 raise MetaDataException("'%s' is not a valid %s in %s. "
135 % (v, self.name, appid) +
136 "Regex pattern: %s" % (self.matching))
138 def _assert_list(self, values, appid):
140 if v not in self.matching:
141 raise MetaDataException("'%s' is not a valid %s in %s. "
142 % (v, self.name, appid) +
143 "Possible values: %s" % (", ".join(self.matching)))
145 def check(self, value, appid):
146 if type(value) is not str or not value:
148 if self.sep is not None:
149 values = value.split(self.sep)
152 if type(self.matching) is list:
153 self._assert_list(values, appid)
155 self._assert_regex(values, appid)
158 # Generic value types
160 FieldValidator("Integer",
161 r'^[1-9][0-9]*$', None,
165 FieldValidator("Hexadecimal",
166 r'^[0-9a-f]+$', None,
170 FieldValidator("HTTP link",
171 r'^http[s]?://', None,
172 ["Web Site", "Source Code", "Issue Tracker", "Donate"], []),
174 FieldValidator("Bitcoin address",
175 r'^[a-zA-Z0-9]{27,34}$', None,
179 FieldValidator("Litecoin address",
180 r'^L[a-zA-Z0-9]{33}$', None,
184 FieldValidator("Dogecoin address",
185 r'^D[a-zA-Z0-9]{33}$', None,
189 FieldValidator("Boolean",
194 FieldValidator("bool",
197 ['submodules', 'oldsdkloc', 'forceversion', 'forcevercode',
200 FieldValidator("Repo Type",
201 ['git', 'git-svn', 'svn', 'hg', 'bzr', 'srclib'], None,
205 FieldValidator("Binaries",
206 r'^http[s]?://', None,
210 FieldValidator("Archive Policy",
211 r'^[0-9]+ versions$', None,
215 FieldValidator("Anti-Feature",
216 ["Ads", "Tracking", "NonFreeNet", "NonFreeDep", "NonFreeAdd", "UpstreamNonFree"], ',',
220 FieldValidator("Auto Update Mode",
221 r"^(Version .+|None)$", None,
222 ["Auto Update Mode"],
225 FieldValidator("Update Check Mode",
226 r"^(Tags|Tags .+|RepoManifest|RepoManifest/.+|RepoTrunk|HTTP|Static|None)$", None,
227 ["Update Check Mode"],
232 # Check an app's metadata information for integrity errors
233 def check_metadata(info):
235 for field in v.fields:
236 v.check(info[field], info['id'])
237 for build in info['builds']:
239 v.check(build[attr], info['id'])
242 # Formatter for descriptions. Create an instance, and call parseline() with
243 # each line of the description source from the metadata. At the end, call
244 # end() and then text_wiki and text_html will contain the result.
245 class DescriptionFormatter:
257 def __init__(self, linkres):
258 self.linkResolver = linkres
260 def endcur(self, notstates=None):
261 if notstates and self.state in notstates:
263 if self.state == self.stPARA:
265 elif self.state == self.stUL:
267 elif self.state == self.stOL:
271 self.text_html += '</p>'
272 self.state = self.stNONE
275 self.text_html += '</ul>'
276 self.state = self.stNONE
279 self.text_html += '</ol>'
280 self.state = self.stNONE
282 def formatted(self, txt, html):
285 txt = cgi.escape(txt)
287 index = txt.find("''")
289 return formatted + txt
290 formatted += txt[:index]
292 if txt.startswith("'''"):
298 self.bold = not self.bold
306 self.ital = not self.ital
309 def linkify(self, txt):
313 index = txt.find("[")
315 return (linkified_plain + self.formatted(txt, False), linkified_html + self.formatted(txt, True))
316 linkified_plain += self.formatted(txt[:index], False)
317 linkified_html += self.formatted(txt[:index], True)
319 if txt.startswith("[["):
320 index = txt.find("]]")
322 raise MetaDataException("Unterminated ]]")
324 if self.linkResolver:
325 url, urltext = self.linkResolver(url)
328 linkified_html += '<a href="' + url + '">' + cgi.escape(urltext) + '</a>'
329 linkified_plain += urltext
330 txt = txt[index + 2:]
332 index = txt.find("]")
334 raise MetaDataException("Unterminated ]")
336 index2 = url.find(' ')
340 urltxt = url[index2 + 1:]
342 linkified_html += '<a href="' + url + '">' + cgi.escape(urltxt) + '</a>'
343 linkified_plain += urltxt
345 linkified_plain += ' (' + url + ')'
346 txt = txt[index + 1:]
348 def addtext(self, txt):
349 p, h = self.linkify(txt)
352 def parseline(self, line):
353 self.text_wiki += "%s\n" % line
356 elif line.startswith('* '):
357 self.endcur([self.stUL])
358 if self.state != self.stUL:
359 self.text_html += '<ul>'
360 self.state = self.stUL
361 self.text_html += '<li>'
362 self.addtext(line[1:])
363 self.text_html += '</li>'
364 elif line.startswith('# '):
365 self.endcur([self.stOL])
366 if self.state != self.stOL:
367 self.text_html += '<ol>'
368 self.state = self.stOL
369 self.text_html += '<li>'
370 self.addtext(line[1:])
371 self.text_html += '</li>'
373 self.endcur([self.stPARA])
374 if self.state == self.stNONE:
375 self.text_html += '<p>'
376 self.state = self.stPARA
377 elif self.state == self.stPARA:
378 self.text_html += ' '
385 # Parse multiple lines of description as written in a metadata file, returning
386 # a single string in wiki format. Used for the Maintainer Notes field as well,
387 # because it's the same format.
388 def description_wiki(lines):
389 ps = DescriptionFormatter(None)
396 # Parse multiple lines of description as written in a metadata file, returning
397 # a single string in HTML format.
398 def description_html(lines, linkres):
399 ps = DescriptionFormatter(linkres)
406 def parse_srclib(metafile):
409 if metafile and not isinstance(metafile, file):
410 metafile = open(metafile, "r")
412 # Defaults for fields that come from metadata
413 thisinfo['Repo Type'] = ''
414 thisinfo['Repo'] = ''
415 thisinfo['Subdir'] = None
416 thisinfo['Prepare'] = None
417 thisinfo['Srclibs'] = None
423 for line in metafile:
425 line = line.rstrip('\r\n')
426 if not line or line.startswith("#"):
430 field, value = line.split(':', 1)
432 raise MetaDataException("Invalid metadata in %s:%d" % (line, n))
434 if field == "Subdir":
435 thisinfo[field] = value.split(',')
437 thisinfo[field] = value
443 """Read all srclib metadata.
445 The information read will be accessible as metadata.srclibs, which is a
446 dictionary, keyed on srclib name, with the values each being a dictionary
447 in the same format as that returned by the parse_srclib function.
449 A MetaDataException is raised if there are any problems with the srclib
454 # They were already loaded
455 if srclibs is not None:
461 if not os.path.exists(srcdir):
464 for metafile in sorted(glob.glob(os.path.join(srcdir, '*.txt'))):
465 srclibname = os.path.basename(metafile[:-4])
466 srclibs[srclibname] = parse_srclib(metafile)
469 # Read all metadata. Returns a list of 'app' objects (which are dictionaries as
470 # returned by the parse_metadata function.
471 def read_metadata(xref=True):
473 # Always read the srclibs before the apps, since they can use a srlib as
474 # their source repository.
479 for basedir in ('metadata', 'tmp'):
480 if not os.path.exists(basedir):
483 for metafile in sorted(glob.glob(os.path.join('metadata', '*.txt'))):
484 appid, appinfo = parse_metadata(metafile)
485 check_metadata(appinfo)
486 apps[appid] = appinfo
489 # Parse all descriptions at load time, just to ensure cross-referencing
490 # errors are caught early rather than when they hit the build server.
493 return ("fdroid.app:" + appid, "Dummy name - don't know yet")
494 raise MetaDataException("Cannot resolve app id " + appid)
496 for appid, app in apps.iteritems():
498 description_html(app['Description'], linkres)
499 except MetaDataException, e:
500 raise MetaDataException("Problem with description of " + appid +
506 # Get the type expected for a given metadata field.
507 def metafieldtype(name):
508 if name in ['Description', 'Maintainer Notes']:
510 if name in ['Categories']:
512 if name == 'Build Version':
516 if name == 'Use Built':
518 if name not in app_defaults:
524 if name in ['extlibs', 'srclibs', 'patch', 'rm', 'buildjni', 'preassemble',
525 'update', 'scanignore', 'scandelete', 'gradle', 'antcommands']:
527 if name in ['init', 'prebuild', 'build']:
529 if name in ['submodules', 'oldsdkloc', 'forceversion', 'forcevercode',
535 def fill_build_defaults(build):
537 def get_build_type():
538 for t in ['maven', 'gradle', 'kivy']:
545 for flag, value in flag_defaults.iteritems():
549 build['type'] = get_build_type()
550 build['ndk_path'] = common.get_ndk_path(build['ndk'])
553 def split_list_values(s):
554 # Port legacy ';' separators
555 l = [v.strip() for v in s.replace(';', ',').split(',')]
556 return [v for v in l if v]
559 # Parse metadata for a single application.
561 # 'metafile' - the filename to read. The package id for the application comes
562 # from this filename. Pass None to get a blank entry.
564 # Returns a dictionary containing all the details of the application. There are
565 # two major kinds of information in the dictionary. Keys beginning with capital
566 # letters correspond directory to identically named keys in the metadata file.
567 # Keys beginning with lower case letters are generated in one way or another,
568 # and are not found verbatim in the metadata.
570 # Known keys not originating from the metadata are:
572 # 'builds' - a list of dictionaries containing build information
573 # for each defined build
574 # 'comments' - a list of comments from the metadata file. Each is
575 # a tuple of the form (field, comment) where field is
576 # the name of the field it preceded in the metadata
577 # file. Where field is None, the comment goes at the
578 # end of the file. Alternatively, 'build:version' is
579 # for a comment before a particular build version.
580 # 'descriptionlines' - original lines of description as formatted in the
583 def parse_metadata(metafile):
588 def add_buildflag(p, thisbuild):
591 raise MetaDataException("Invalid build flag at {0} in {1}"
592 .format(buildlines[0], linedesc))
595 raise MetaDataException("Duplicate definition on {0} in version {1} of {2}"
596 .format(pk, thisbuild['version'], linedesc))
599 if pk not in flag_defaults:
600 raise MetaDataException("Unrecognised build flag at {0} in {1}"
601 .format(p, linedesc))
604 pv = split_list_values(pv)
606 if len(pv) == 1 and pv[0] in ['main', 'yes']:
609 elif t == 'string' or t == 'script':
616 logging.debug("...ignoring bool flag %s" % p)
619 raise MetaDataException("Unrecognised build flag type '%s' at %s in %s"
622 def parse_buildline(lines):
623 value = "".join(lines)
624 parts = [p.replace("\\,", ",")
625 for p in re.split(r"(?<!\\),", value)]
627 raise MetaDataException("Invalid build format: " + value + " in " + metafile.name)
629 thisbuild['origlines'] = lines
630 thisbuild['version'] = parts[0]
631 thisbuild['vercode'] = parts[1]
632 if parts[2].startswith('!'):
633 # For backwards compatibility, handle old-style disabling,
634 # including attempting to extract the commit from the message
635 thisbuild['disable'] = parts[2][1:]
636 commit = 'unknown - see disabled'
637 index = parts[2].rfind('at ')
639 commit = parts[2][index + 3:]
640 if commit.endswith(')'):
642 thisbuild['commit'] = commit
644 thisbuild['commit'] = parts[2]
646 add_buildflag(p, thisbuild)
650 def add_comments(key):
653 for comment in curcomments:
654 thisinfo['comments'].append((key, comment))
659 if not isinstance(metafile, file):
660 metafile = open(metafile, "r")
661 appid = metafile.name[9:-4]
663 thisinfo.update(app_defaults)
664 thisinfo['id'] = appid
666 # General defaults...
667 thisinfo['builds'] = []
668 thisinfo['comments'] = []
671 return appid, thisinfo
680 for line in metafile:
682 linedesc = "%s:%d" % (metafile.name, c)
683 line = line.rstrip('\r\n')
685 if not any(line.startswith(s) for s in (' ', '\t')):
686 commit = curbuild['commit'] if 'commit' in curbuild else None
687 if not commit and 'disable' not in curbuild:
688 raise MetaDataException("No commit specified for {0} in {1}"
689 .format(curbuild['version'], linedesc))
691 thisinfo['builds'].append(curbuild)
692 add_comments('build:' + curbuild['vercode'])
695 if line.endswith('\\'):
696 buildlines.append(line[:-1].lstrip())
698 buildlines.append(line.lstrip())
699 bl = ''.join(buildlines)
700 add_buildflag(bl, curbuild)
706 if line.startswith("#"):
707 curcomments.append(line)
710 field, value = line.split(':', 1)
712 raise MetaDataException("Invalid metadata in " + linedesc)
713 if field != field.strip() or value != value.strip():
714 raise MetaDataException("Extra spacing found in " + linedesc)
716 # Translate obsolete fields...
717 if field == 'Market Version':
718 field = 'Current Version'
719 if field == 'Market Version Code':
720 field = 'Current Version Code'
722 fieldtype = metafieldtype(field)
723 if fieldtype not in ['build', 'buildv2']:
725 if fieldtype == 'multiline':
729 raise MetaDataException("Unexpected text on same line as " + field + " in " + linedesc)
730 elif fieldtype == 'string':
731 thisinfo[field] = value
732 elif fieldtype == 'list':
733 thisinfo[field] = split_list_values(value)
734 elif fieldtype == 'build':
735 if value.endswith("\\"):
737 buildlines = [value[:-1]]
739 curbuild = parse_buildline([value])
740 thisinfo['builds'].append(curbuild)
741 add_comments('build:' + thisinfo['builds'][-1]['vercode'])
742 elif fieldtype == 'buildv2':
744 vv = value.split(',')
746 raise MetaDataException('Build should have comma-separated version and vercode, not "{0}", in {1}'
747 .format(value, linedesc))
748 curbuild['version'] = vv[0]
749 curbuild['vercode'] = vv[1]
750 if curbuild['vercode'] in vc_seen:
751 raise MetaDataException('Duplicate build recipe found for vercode %s in %s' % (
752 curbuild['vercode'], linedesc))
753 vc_seen[curbuild['vercode']] = True
756 elif fieldtype == 'obsolete':
757 pass # Just throw it away!
759 raise MetaDataException("Unrecognised field type for " + field + " in " + linedesc)
760 elif mode == 1: # Multiline field
764 thisinfo[field].append(line)
765 elif mode == 2: # Line continuation mode in Build Version
766 if line.endswith("\\"):
767 buildlines.append(line[:-1])
769 buildlines.append(line)
770 curbuild = parse_buildline(buildlines)
771 thisinfo['builds'].append(curbuild)
772 add_comments('build:' + thisinfo['builds'][-1]['vercode'])
776 # Mode at end of file should always be 0...
778 raise MetaDataException(field + " not terminated in " + metafile.name)
780 raise MetaDataException("Unterminated continuation in " + metafile.name)
782 raise MetaDataException("Unterminated build in " + metafile.name)
784 if not thisinfo['Description']:
785 thisinfo['Description'].append('No description available')
787 for build in thisinfo['builds']:
788 fill_build_defaults(build)
790 thisinfo['builds'] = sorted(thisinfo['builds'], key=lambda build: int(build['vercode']))
792 return (appid, thisinfo)
795 # Write a metadata file.
797 # 'dest' - The path to the output file
798 # 'app' - The app data
799 def write_metadata(dest, app):
801 def writecomments(key):
803 for pf, comment in app['comments']:
805 mf.write("%s\n" % comment)
808 logging.debug("...writing comments for " + (key or 'EOF'))
810 def writefield(field, value=None):
814 t = metafieldtype(field)
816 value = ','.join(value)
817 mf.write("%s:%s\n" % (field, value))
819 def writefield_nonempty(field, value=None):
823 writefield(field, value)
826 writefield_nonempty('Disabled')
827 writefield_nonempty('AntiFeatures')
828 writefield_nonempty('Provides')
829 writefield('Categories')
830 writefield('License')
831 writefield('Web Site')
832 writefield('Source Code')
833 writefield('Issue Tracker')
834 writefield_nonempty('Donate')
835 writefield_nonempty('FlattrID')
836 writefield_nonempty('Bitcoin')
837 writefield_nonempty('Litecoin')
838 writefield_nonempty('Dogecoin')
840 writefield_nonempty('Name')
841 writefield_nonempty('Auto Name')
842 writefield('Summary')
843 writefield('Description', '')
844 for line in app['Description']:
845 mf.write("%s\n" % line)
848 if app['Requires Root']:
849 writefield('Requires Root', 'Yes')
852 writefield('Repo Type')
855 writefield('Binaries')
857 for build in app['builds']:
859 if build['version'] == "Ignore":
862 writecomments('build:' + build['vercode'])
863 mf.write("Build:%s,%s\n" % (build['version'], build['vercode']))
865 def write_builditem(key, value):
867 if key in ['version', 'vercode']:
870 if value == flag_defaults[key]:
875 logging.debug("...writing {0} : {1}".format(key, value))
876 outline = ' %s=' % key
883 outline += '&& \\\n '.join([s.lstrip() for s in value.split('&& ')])
885 outline += ','.join(value) if type(value) == list else value
890 for flag in flag_defaults:
893 write_builditem(flag, value)
896 if app['Maintainer Notes']:
897 writefield('Maintainer Notes', '')
898 for line in app['Maintainer Notes']:
899 mf.write("%s\n" % line)
903 writefield_nonempty('Archive Policy')
904 writefield('Auto Update Mode')
905 writefield('Update Check Mode')
906 writefield_nonempty('Update Check Ignore')
907 writefield_nonempty('Vercode Operation')
908 writefield_nonempty('Update Check Name')
909 writefield_nonempty('Update Check Data')
910 if app['Current Version']:
911 writefield('Current Version')
912 writefield('Current Version Code')
914 if app['No Source Since']:
915 writefield('No Source Since')