X-Git-Url: https://git.openstreetmap.org./osqa.git/blobdiff_plain/dfcd16216da92b7011fad163462034e37f3c6996..95757b7ab8ad52783347c645dd3bdb37d09740e2:/forum_modules/exporter/exporter.py diff --git a/forum_modules/exporter/exporter.py b/forum_modules/exporter/exporter.py index c54e758..e266858 100644 --- a/forum_modules/exporter/exporter.py +++ b/forum_modules/exporter/exporter.py @@ -1,4 +1,6 @@ -import os, tarfile, datetime, logging, re, ConfigParser, shutil +from __future__ import with_statement + +import os, tarfile, datetime, logging, re, ConfigParser, shutil, zipfile from django.core.cache import cache from django.utils.translation import ugettext as _ @@ -7,16 +9,39 @@ from forum.settings import APP_URL from forum.templatetags.extra_tags import diff_date import xml.etree.ElementTree from xml.etree import ElementTree as ET -from xml.etree.ElementTree import Comment, _encode, ProcessingInstruction, QName, fixtag, _escape_attrib, _escape_cdata +from xml.etree.ElementTree import Comment, _encode, ProcessingInstruction, QName, _escape_attrib, _escape_cdata, _namespace_map from forum import settings from django.conf import settings as djsettings import settings as selfsettings +import string + +try: + from xml.etree.ElementTree import fixtag +except ImportError: + def fixtag(tag, namespaces): + # given a decorated tag (of the form {uri}tag), return prefixed + # tag and namespace declaration, if any + if isinstance(tag, QName): + tag = tag.text + namespace_uri, tag = string.split(tag[1:], "}", 1) + prefix = namespaces.get(namespace_uri) + if prefix is None: + prefix = _namespace_map.get(namespace_uri) + if prefix is None: + prefix = "ns%d" % len(namespaces) + namespaces[namespace_uri] = prefix + if prefix == "xml": + xmlns = None + else: + xmlns = ("xmlns:%s" % prefix, namespace_uri) + else: + xmlns = None + return "%s:%s" % (prefix, tag), xmlns CACHE_KEY = "%s_exporter_state" % APP_URL EXPORT_STEPS = [] TMP_FOLDER = os.path.join(os.path.dirname(__file__), 'tmp') -LAST_BACKUP = os.path.join(TMP_FOLDER, 'backup.tar.gz') DATE_AND_AUTHOR_INF_SECTION = 'DateAndAuthor' OPTIONS_INF_SECTION = 'Options' @@ -90,7 +115,15 @@ def ET_Element_add_tag(el, tag_name, content = None, **attrs): tag = ET.SubElement(el, tag_name) if content: - tag.text = unicode(content) + try: + tag.text = unicode(content) + except Exception, e: + #logging.error('error converting unicode characters') + #import traceback + #logging.error(traceback.print_exc()) + + import string + tag.text = unicode("".join([c for c in content if c in string.printable])) for k, v in attrs.items(): tag.set(k, unicode(v)) @@ -130,17 +163,36 @@ def write_to_file(root, tmp, filename): tree = ET.ElementTree(root) tree.write(os.path.join(tmp, filename), encoding='UTF-8') -def create_targz(tmp, files, start_time, options, user, state, set_state): - if os.path.exists(LAST_BACKUP): - os.remove(LAST_BACKUP) - - t = tarfile.open(name=LAST_BACKUP, mode = 'w:gz') +def create_targz(tmp, files, start_time, options, user, state, set_state, file_format): + now = datetime.datetime.now() + domain = re.match('[\w-]+\.[\w-]+(\.[\w-]+)*', djsettings.APP_URL) + if domain: + domain = '_'.join(domain.get(0).split('.')) + else: + domain = 'localhost' + + fname = "%s-%s" % (domain, now.strftime('%Y%m%d%H%M')) + if file_format == 'zip': + full_fname = "%s.zip" % fname + else: + full_fname = "%s.tar.gz" % fname + + if file_format == 'zip': + t = zipfile.ZipFile(os.path.join(selfsettings.EXPORTER_BACKUP_STORAGE, full_fname), 'w') + + def add_to_file(f, a): + t.write(f, a) + else: + t = tarfile.open(os.path.join(selfsettings.EXPORTER_BACKUP_STORAGE, full_fname), mode = 'w:gz') + + def add_to_file(f, a): + t.add(f, a) state['overall']['status'] = _('Compressing xml files') set_state() for f in files: - t.add(os.path.join(tmp, f), arcname="/%s" % f) + add_to_file(os.path.join(tmp, f), "/%s" % f) if options.get('uplodaded_files', False): state['overall']['status'] = _('Importing uploaded files') @@ -155,20 +207,11 @@ def create_targz(tmp, files, start_time, options, user, state, set_state): state['overall']['status'] = _('Writing inf file.') set_state() - now = datetime.datetime.now() - domain = re.match('[\w-]+\.[\w-]+(\.[\w-]+)*', djsettings.APP_URL) - if domain: - domain = '_'.join(domain.get(0).split('.')) - else: - domain = 'localhost' - - fname = "%s-%s" % (domain, now.strftime('%Y%m%d%H%M')) - inf = ConfigParser.SafeConfigParser() inf.add_section(DATE_AND_AUTHOR_INF_SECTION) - inf.set(DATE_AND_AUTHOR_INF_SECTION, 'file-name', "%s.tar.gz" % fname) + inf.set(DATE_AND_AUTHOR_INF_SECTION, 'file-name', full_fname) inf.set(DATE_AND_AUTHOR_INF_SECTION, 'author', unicode(user.id)) inf.set(DATE_AND_AUTHOR_INF_SECTION, 'site', djsettings.APP_URL) inf.set(DATE_AND_AUTHOR_INF_SECTION, 'started', start_time.strftime(DATETIME_FORMAT)) @@ -184,17 +227,15 @@ def create_targz(tmp, files, start_time, options, user, state, set_state): for id, s in state.items(): inf.set(META_INF_SECTION, id, str(s['count'])) - with open(os.path.join(tmp, 'backup.inf'), 'wb') as inffile: + with open(os.path.join(tmp, '%s.backup.inf' % fname), 'wb') as inffile: inf.write(inffile) - t.add(os.path.join(tmp, 'backup.inf'), arcname='backup.inf') + add_to_file(os.path.join(tmp, '%s.backup.inf' % fname), '/backup.inf') state['overall']['status'] = _('Saving backup file') set_state() t.close() - shutil.copyfile(LAST_BACKUP, os.path.join(selfsettings.EXPORTER_BACKUP_STORAGE, "%s.tar.gz" % fname)) - shutil.copyfile(os.path.join(tmp, 'backup.inf'), os.path.join(selfsettings.EXPORTER_BACKUP_STORAGE, "%s.backup.inf" % fname)) + return full_fname - def export_upfiles(tf): folder = str(settings.UPFILES_FOLDER) @@ -272,10 +313,11 @@ def export(options, user): state['overall']['status'] = _('Compressing files') set_state() - create_targz(tmp, dump_files, start_time, options, user, state, set_state) + fname = create_targz(tmp, dump_files, start_time, options, user, state, set_state, options['file_format']) full_state['running'] = False full_state['errors'] = False state['overall']['status'] = _('Done') + state['overall']['fname'] = fname set_state() except Exception, e: @@ -397,7 +439,7 @@ def export_nodes(n, el, anon_data): el.add('author', n.author.id) el.add('date', make_date(n.added_at)) el.add('parent', n.parent and n.parent.id or "") - el.add('absparent', n.abs_parent and n.abs_parent or "") + el.add('absparent', n.abs_parent and n.abs_parent.id or "") act = el.add('lastactivity') act.add('by', n.last_activity_by and n.last_activity_by.id or "") @@ -433,6 +475,7 @@ def export_nodes(n, el, anon_data): rev.add('tags', ", ".join(r.tagname_list())) el.add('marked', n.marked and 'true' or 'false') + el.add('wiki', n.nis.wiki and 'true' or 'false') el.add('extraRef', n.extra_ref and n.extra_ref.id or "") make_extra(el.add('extraData'), n.extra) el.add('extraCount', n.extra_count and n.extra_count or "") @@ -496,20 +539,3 @@ def export_awards(a, el, anon_data): def export_settings(s, el, anon_data): el.add('key', s.key) make_extra(el.add('value'), s.value) - - - - - - - - - - - - - - - - -