adding translations and transifex third party tool
[pub/Android/ownCloud.git] / third_party / transifex-client / txclib / project.py
diff --git a/third_party/transifex-client/txclib/project.py b/third_party/transifex-client/txclib/project.py
new file mode 100644 (file)
index 0000000..88bb46b
--- /dev/null
@@ -0,0 +1,1233 @@
+# -*- coding: utf-8 -*-
+import base64
+import copy
+import getpass
+import os
+import re
+import fnmatch
+import urllib2
+import datetime, time
+import ConfigParser
+
+from txclib.web import *
+from txclib.utils import *
+from txclib.urls import API_URLS
+from txclib.config import OrderedRawConfigParser, Flipdict
+from txclib.log import logger
+from txclib.http_utils import http_response
+from txclib.processors import visit_hostname
+
+
+class ProjectNotInit(Exception):
+    pass
+
+
+class Project(object):
+    """
+    Represents an association between the local and remote project instances.
+    """
+
+    def __init__(self, path_to_tx=None, init=True):
+        """
+        Initialize the Project attributes.
+        """
+        if init:
+            self._init(path_to_tx)
+
+    def _init(self, path_to_tx=None):
+        instructions = "Run 'tx init' to initialize your project first!"
+        try:
+            self.root = self._get_tx_dir_path(path_to_tx)
+            self.config_file = self._get_config_file_path(self.root)
+            self.config = self._read_config_file(self.config_file)
+            self.txrc_file = self._get_transifex_file()
+            self.txrc = self._get_transifex_config(self.txrc_file)
+        except ProjectNotInit, e:
+            logger.error('\n'.join([unicode(e), instructions]))
+            raise
+
+    def _get_config_file_path(self, root_path):
+        """Check the .tx/config file exists."""
+        config_file = os.path.join(root_path, ".tx", "config")
+        logger.debug("Config file is %s" % config_file)
+        if not os.path.exists(config_file):
+            msg = "Cannot find the config file (.tx/config)!"
+            raise ProjectNotInit(msg)
+        return config_file
+
+    def _get_tx_dir_path(self, path_to_tx):
+        """Check the .tx directory exists."""
+        root_path = path_to_tx or find_dot_tx()
+        logger.debug("Path to tx is %s." % root_path)
+        if not root_path:
+            msg = "Cannot find any .tx directory!"
+            raise ProjectNotInit(msg)
+        return root_path
+
+    def _read_config_file(self, config_file):
+        """Parse the config file and return its contents."""
+        config = OrderedRawConfigParser()
+        try:
+            config.read(config_file)
+        except Exception, err:
+            msg = "Cannot open/parse .tx/config file: %s" % err
+            raise ProjectNotInit(msg)
+        return config
+
+    def _get_transifex_config(self, txrc_file):
+        """Read the configuration from the .transifexrc file."""
+        txrc = OrderedRawConfigParser()
+        try:
+            txrc.read(txrc_file)
+        except Exception, e:
+            msg = "Cannot read global configuration file: %s" % e
+            raise ProjectNotInit(msg)
+        self._migrate_txrc_file(txrc)
+        return txrc
+
+    def _migrate_txrc_file(self, txrc):
+        """Migrate the txrc file, if needed."""
+        for section in txrc.sections():
+            orig_hostname = txrc.get(section, 'hostname')
+            hostname = visit_hostname(orig_hostname)
+            if hostname != orig_hostname:
+                msg = "Hostname %s should be changed to %s."
+                logger.info(msg % (orig_hostname, hostname))
+                if (sys.stdin.isatty() and sys.stdout.isatty() and
+                    confirm('Change it now? ', default=True)):
+                    txrc.set(section, 'hostname', hostname)
+                    msg = 'Hostname changed'
+                    logger.info(msg)
+                else:
+                    hostname = orig_hostname
+            self._save_txrc_file(txrc)
+        return txrc
+
+    def _get_transifex_file(self, directory=None):
+        """Fetch the path of the .transifexrc file.
+
+        It is in the home directory ofthe user by default.
+        """
+        if directory is None:
+            directory = os.path.expanduser('~')
+        txrc_file = os.path.join(directory, ".transifexrc")
+        logger.debug(".transifexrc file is at %s" % directory)
+        if not os.path.exists(txrc_file):
+            msg = "No authentication data found."
+            logger.info(msg)
+            mask = os.umask(077)
+            open(txrc_file, 'w').close()
+            os.umask(mask)
+        return txrc_file
+
+    def validate_config(self):
+        """
+        To ensure the json structure is correctly formed.
+        """
+        pass
+
+    def getset_host_credentials(self, host, user=None, password=None):
+        """
+        Read .transifexrc and report user,pass for a specific host else ask the
+        user for input.
+        """
+        try:
+            username = self.txrc.get(host, 'username')
+            passwd = self.txrc.get(host, 'password')
+        except (ConfigParser.NoOptionError, ConfigParser.NoSectionError):
+            logger.info("No entry found for host %s. Creating..." % host)
+            username = user or raw_input("Please enter your transifex username: ")
+            while (not username):
+                username = raw_input("Please enter your transifex username: ")
+            passwd = password
+            while (not passwd):
+                passwd = getpass.getpass()
+
+            logger.info("Updating %s file..." % self.txrc_file)
+            self.txrc.add_section(host)
+            self.txrc.set(host, 'username', username)
+            self.txrc.set(host, 'password', passwd)
+            self.txrc.set(host, 'token', '')
+            self.txrc.set(host, 'hostname', host)
+
+        return username, passwd
+
+    def set_remote_resource(self, resource, source_lang, i18n_type, host,
+            file_filter="translations<sep>%(proj)s.%(res)s<sep><lang>.%(extension)s"):
+        """
+        Method to handle the add/conf of a remote resource.
+        """
+        if not self.config.has_section(resource):
+            self.config.add_section(resource)
+
+        p_slug, r_slug = resource.split('.')
+        file_filter = file_filter.replace("<sep>", r"%s" % os.path.sep)
+        self.url_info = {
+            'host': host,
+            'project': p_slug,
+            'resource': r_slug
+        }
+        extension = self._extension_for(i18n_type)[1:]
+
+        self.config.set(resource, 'source_lang', source_lang)
+        self.config.set(
+            resource, 'file_filter',
+            file_filter % {'proj': p_slug, 'res': r_slug, 'extension': extension}
+        )
+        if host != self.config.get('main', 'host'):
+            self.config.set(resource, 'host', host)
+
+    def get_resource_host(self, resource):
+        """
+        Returns the host that the resource is configured to use. If there is no
+        such option we return the default one
+        """
+        if self.config.has_option(resource, 'host'):
+            return self.config.get(resource, 'host')
+        return self.config.get('main', 'host')
+
+    def get_resource_lang_mapping(self, resource):
+        """
+        Get language mappings for a specific resource.
+        """
+        lang_map = Flipdict()
+        try:
+            args = self.config.get("main", "lang_map")
+            for arg in args.replace(' ', '').split(','):
+                k,v = arg.split(":")
+                lang_map.update({k:v})
+        except ConfigParser.NoOptionError:
+            pass
+        except (ValueError, KeyError):
+            raise Exception("Your lang map configuration is not correct.")
+
+        if self.config.has_section(resource):
+            res_lang_map = Flipdict()
+            try:
+                args = self.config.get(resource, "lang_map")
+                for arg in args.replace(' ', '').split(','):
+                    k,v = arg.split(":")
+                    res_lang_map.update({k:v})
+            except ConfigParser.NoOptionError:
+                pass
+            except (ValueError, KeyError):
+                raise Exception("Your lang map configuration is not correct.")
+
+        # merge the lang maps and return result
+        lang_map.update(res_lang_map)
+
+        return lang_map
+
+
+    def get_resource_files(self, resource):
+        """
+        Get a dict for all files assigned to a resource. First we calculate the
+        files matching the file expression and then we apply all translation
+        excpetions. The resulting dict will be in this format:
+
+        { 'en': 'path/foo/en/bar.po', 'de': 'path/foo/de/bar.po', 'es': 'path/exceptions/es.po'}
+
+        NOTE: All paths are relative to the root of the project
+        """
+        tr_files = {}
+        if self.config.has_section(resource):
+            try:
+                file_filter = self.config.get(resource, "file_filter")
+            except ConfigParser.NoOptionError:
+                file_filter = "$^"
+            source_lang = self.config.get(resource, "source_lang")
+            source_file = self.get_resource_option(resource, 'source_file') or None
+            expr_re = regex_from_filefilter(file_filter, self.root)
+            expr_rec = re.compile(expr_re)
+            for root, dirs, files in os.walk(self.root):
+                for f in files:
+                    f_path = os.path.abspath(os.path.join(root, f))
+                    match = expr_rec.match(f_path)
+                    if match:
+                        lang = match.group(1)
+                        if lang != source_lang:
+                            f_path = relpath(f_path, self.root)
+                            if f_path != source_file:
+                                tr_files.update({lang: f_path})
+
+            for (name, value) in self.config.items(resource):
+                if name.startswith("trans."):
+                    lang = name.split('.')[1]
+                    # delete language which has same file
+                    if value in tr_files.values():
+                        keys = []
+                        for k, v in tr_files.iteritems():
+                            if v == value:
+                                keys.append(k)
+                        if len(keys) == 1:
+                            del tr_files[keys[0]]
+                        else:
+                            raise Exception("Your configuration seems wrong."\
+                                " You have multiple languages pointing to"\
+                                " the same file.")
+                    # Add language with correct file
+                    tr_files.update({lang:value})
+
+            return tr_files
+
+        return None
+
+    def get_resource_option(self, resource, option):
+        """
+        Return the requested option for a specific resource
+
+        If there is no such option, we return None
+        """
+
+        if self.config.has_section(resource):
+            if self.config.has_option(resource, option):
+                return self.config.get(resource, option)
+        return None
+
+    def get_resource_list(self, project=None):
+        """
+        Parse config file and return tuples with the following format
+
+        [ (project_slug, resource_slug), (..., ...)]
+        """
+
+        resource_list= []
+        for r in self.config.sections():
+            if r == 'main':
+                continue
+            p_slug, r_slug = r.split('.', 1)
+            if project and p_slug != project:
+                continue
+            resource_list.append(r)
+
+        return resource_list
+
+    def save(self):
+        """
+        Store the config dictionary in the .tx/config file of the project.
+        """
+        self._save_tx_config()
+        self._save_txrc_file()
+
+    def _save_tx_config(self, config=None):
+        """Save the local config file."""
+        if config is None:
+            config = self.config
+        fh = open(self.config_file,"w")
+        config.write(fh)
+        fh.close()
+
+    def _save_txrc_file(self, txrc=None):
+        """Save the .transifexrc file."""
+        if txrc is None:
+            txrc = self.txrc
+        mask = os.umask(077)
+        fh = open(self.txrc_file, 'w')
+        txrc.write(fh)
+        fh.close()
+        os.umask(mask)
+
+    def get_full_path(self, relpath):
+        if relpath[0] == "/":
+            return relpath
+        else:
+            return os.path.join(self.root, relpath)
+
+    def pull(self, languages=[], resources=[], overwrite=True, fetchall=False,
+        fetchsource=False, force=False, skip=False, minimum_perc=0, mode=None):
+        """Pull all translations file from transifex server."""
+        self.minimum_perc = minimum_perc
+        resource_list = self.get_chosen_resources(resources)
+
+        if mode == 'reviewed':
+            url = 'pull_reviewed_file'
+        elif mode == 'translator':
+            url = 'pull_translator_file'
+        elif mode == 'developer':
+            url = 'pull_developer_file'
+        else:
+            url = 'pull_file'
+
+        for resource in resource_list:
+            logger.debug("Handling resource %s" % resource)
+            self.resource = resource
+            project_slug, resource_slug = resource.split('.')
+            files = self.get_resource_files(resource)
+            slang = self.get_resource_option(resource, 'source_lang')
+            sfile = self.get_resource_option(resource, 'source_file')
+            lang_map = self.get_resource_lang_mapping(resource)
+            host = self.get_resource_host(resource)
+            logger.debug("Language mapping is: %s" % lang_map)
+            if mode is None:
+                mode = self._get_option(resource, 'mode')
+            self.url_info = {
+                'host': host,
+                'project': project_slug,
+                'resource': resource_slug
+            }
+            logger.debug("URL data are: %s" % self.url_info)
+
+            stats = self._get_stats_for_resource()
+
+
+            try:
+                file_filter = self.config.get(resource, 'file_filter')
+            except ConfigParser.NoOptionError:
+                file_filter = None
+
+            # Pull source file
+            pull_languages = set([])
+            new_translations = set([])
+
+            if fetchall:
+                new_translations = self._new_translations_to_add(
+                    files, slang, lang_map, stats, force
+                )
+                if new_translations:
+                    msg = "New translations found for the following languages: %s"
+                    logger.info(msg % ', '.join(new_translations))
+
+            existing, new = self._languages_to_pull(
+                languages, files, lang_map, stats, force
+            )
+            pull_languages |= existing
+            new_translations |= new
+            logger.debug("Adding to new translations: %s" % new)
+
+            if fetchsource:
+                if sfile and slang not in pull_languages:
+                    pull_languages.add(slang)
+                elif slang not in new_translations:
+                    new_translations.add(slang)
+
+            if pull_languages:
+                logger.debug("Pulling languages for: %s" % pull_languages)
+                msg = "Pulling translations for resource %s (source: %s)"
+                logger.info(msg % (resource, sfile))
+
+            for lang in pull_languages:
+                local_lang = lang
+                if lang in lang_map.values():
+                    remote_lang = lang_map.flip[lang]
+                else:
+                    remote_lang = lang
+                if languages and lang not in pull_languages:
+                    logger.debug("Skipping language %s" % lang)
+                    continue
+                if lang != slang:
+                    local_file = files.get(lang, None) or files[lang_map[lang]]
+                else:
+                    local_file = sfile
+                logger.debug("Using file %s" % local_file)
+
+                kwargs = {
+                    'lang': remote_lang,
+                    'stats': stats,
+                    'local_file': local_file,
+                    'force': force,
+                    'mode': mode,
+                }
+                if not self._should_update_translation(**kwargs):
+                    msg = "Skipping '%s' translation (file: %s)."
+                    logger.info(
+                        msg % (color_text(remote_lang, "RED"), local_file)
+                    )
+                    continue
+
+                if not overwrite:
+                    local_file = ("%s.new" % local_file)
+                logger.warning(
+                    " -> %s: %s" % (color_text(remote_lang, "RED"), local_file)
+                )
+                try:
+                    r = self.do_url_request(url, language=remote_lang)
+                except Exception,e:
+                    if not skip:
+                        raise e
+                    else:
+                        logger.error(e)
+                        continue
+                base_dir = os.path.split(local_file)[0]
+                mkdir_p(base_dir)
+                fd = open(local_file, 'wb')
+                fd.write(r)
+                fd.close()
+
+            if new_translations:
+                msg = "Pulling new translations for resource %s (source: %s)"
+                logger.info(msg % (resource, sfile))
+                for lang in new_translations:
+                    if lang in lang_map.keys():
+                        local_lang = lang_map[lang]
+                    else:
+                        local_lang = lang
+                    remote_lang = lang
+                    if file_filter:
+                        local_file = relpath(os.path.join(self.root,
+                            file_filter.replace('<lang>', local_lang)), os.curdir)
+                    else:
+                        trans_dir = os.path.join(self.root, ".tx", resource)
+                        if not os.path.exists(trans_dir):
+                            os.mkdir(trans_dir)
+                        local_file = relpath(os.path.join(trans_dir, '%s_translation' %
+                            local_lang, os.curdir))
+
+                    if lang != slang:
+                        satisfies_min = self._satisfies_min_translated(
+                            stats[remote_lang], mode
+                        )
+                        if not satisfies_min:
+                            msg = "Skipping language %s due to used options."
+                            logger.info(msg % lang)
+                            continue
+                    logger.warning(
+                        " -> %s: %s" % (color_text(remote_lang, "RED"), local_file)
+                    )
+                    r = self.do_url_request(url, language=remote_lang)
+
+                    base_dir = os.path.split(local_file)[0]
+                    mkdir_p(base_dir)
+                    fd = open(local_file, 'wb')
+                    fd.write(r)
+                    fd.close()
+
+    def push(self, source=False, translations=False, force=False, resources=[], languages=[],
+        skip=False, no_interactive=False):
+        """
+        Push all the resources
+        """
+        resource_list = self.get_chosen_resources(resources)
+        self.skip = skip
+        self.force = force
+        for resource in resource_list:
+            push_languages = []
+            project_slug, resource_slug = resource.split('.')
+            files = self.get_resource_files(resource)
+            slang = self.get_resource_option(resource, 'source_lang')
+            sfile = self.get_resource_option(resource, 'source_file')
+            lang_map = self.get_resource_lang_mapping(resource)
+            host = self.get_resource_host(resource)
+            logger.debug("Language mapping is: %s" % lang_map)
+            logger.debug("Using host %s" % host)
+            self.url_info = {
+                'host': host,
+                'project': project_slug,
+                'resource': resource_slug
+            }
+
+            logger.info("Pushing translations for resource %s:" % resource)
+
+            stats = self._get_stats_for_resource()
+
+            if force and not no_interactive:
+                answer = raw_input("Warning: By using --force, the uploaded"
+                    " files will overwrite remote translations, even if they"
+                    " are newer than your uploaded files.\nAre you sure you"
+                    " want to continue? [y/N] ")
+
+                if not answer in ["", 'Y', 'y', "yes", 'YES']:
+                    return
+
+            if source:
+                if sfile == None:
+                    logger.error("You don't seem to have a proper source file"
+                        " mapping for resource %s. Try without the --source"
+                        " option or set a source file first and then try again." %
+                        resource)
+                    continue
+                # Push source file
+                try:
+                    logger.warning("Pushing source file (%s)" % sfile)
+                    if not self._resource_exists(stats):
+                        logger.info("Resource does not exist.  Creating...")
+                        fileinfo = "%s;%s" % (resource_slug, slang)
+                        filename = self.get_full_path(sfile)
+                        self._create_resource(resource, project_slug, fileinfo, filename)
+                    self.do_url_request(
+                        'push_source', multipart=True, method="PUT",
+                        files=[(
+                                "%s;%s" % (resource_slug, slang)
+                                , self.get_full_path(sfile)
+                        )],
+                    )
+                except Exception, e:
+                    if not skip:
+                        raise
+                    else:
+                        logger.error(e)
+            else:
+                try:
+                    self.do_url_request('resource_details')
+                except Exception, e:
+                    code = getattr(e, 'code', None)
+                    if code == 404:
+                        msg = "Resource %s doesn't exist on the server."
+                        logger.error(msg % resource)
+                        continue
+
+            if translations:
+                # Check if given language codes exist
+                if not languages:
+                    push_languages = files.keys()
+                else:
+                    push_languages = []
+                    f_langs = files.keys()
+                    for l in languages:
+                        if l in lang_map.keys():
+                            l = lang_map[l]
+                        push_languages.append(l)
+                        if l not in f_langs:
+                            msg = "Warning: No mapping found for language code '%s'."
+                            logger.error(msg % color_text(l,"RED"))
+                logger.debug("Languages to push are %s" % push_languages)
+
+                # Push translation files one by one
+                for lang in push_languages:
+                    local_lang = lang
+                    if lang in lang_map.values():
+                        remote_lang = lang_map.flip[lang]
+                    else:
+                        remote_lang = lang
+
+                    local_file = files[local_lang]
+
+                    kwargs = {
+                        'lang': remote_lang,
+                        'stats': stats,
+                        'local_file': local_file,
+                        'force': force,
+                    }
+                    if not self._should_push_translation(**kwargs):
+                        msg = "Skipping '%s' translation (file: %s)."
+                        logger.info(msg % (color_text(lang, "RED"), local_file))
+                        continue
+
+                    msg = "Pushing '%s' translations (file: %s)"
+                    logger.warning(
+                         msg % (color_text(remote_lang, "RED"), local_file)
+                    )
+                    try:
+                        self.do_url_request(
+                            'push_translation', multipart=True, method='PUT',
+                            files=[(
+                                    "%s;%s" % (resource_slug, remote_lang),
+                                    self.get_full_path(local_file)
+                            )], language=remote_lang
+                        )
+                        logger.debug("Translation %s pushed." % remote_lang)
+                    except Exception, e:
+                        if not skip:
+                            raise e
+                        else:
+                            logger.error(e)
+
+    def delete(self, resources=[], languages=[], skip=False, force=False):
+        """Delete translations."""
+        resource_list = self.get_chosen_resources(resources)
+        self.skip = skip
+        self.force = force
+
+        if not languages:
+            delete_func = self._delete_resource
+        else:
+            delete_func = self._delete_translations
+
+        for resource in resource_list:
+            project_slug, resource_slug = resource.split('.')
+            host = self.get_resource_host(resource)
+            self.url_info = {
+                'host': host,
+                'project': project_slug,
+                'resource': resource_slug
+            }
+            logger.debug("URL data are: %s" % self.url_info)
+            project_details = parse_json(
+                self.do_url_request('project_details', project=self)
+            )
+            teams = project_details['teams']
+            stats = self._get_stats_for_resource()
+            delete_func(project_details, resource, stats, languages)
+
+    def _delete_resource(self, project_details, resource, stats, *args):
+        """Delete a resource from Transifex."""
+        project_slug, resource_slug = resource.split('.')
+        project_resource_slugs = [
+            r['slug'] for r in project_details['resources']
+        ]
+        logger.info("Deleting resource %s:" % resource)
+        if resource_slug not in project_resource_slugs:
+            if not self.skip:
+                msg = "Skipping: %s : Resource does not exist."
+                logger.info(msg % resource)
+            return
+        if not self.force:
+            slang = self.get_resource_option(resource, 'source_lang')
+            for language in stats:
+                if language == slang:
+                    continue
+                if int(stats[language]['translated_entities']) > 0:
+                    msg = (
+                        "Skipping: %s : Unable to delete resource because it "
+                        "has a not empty %s translation.\nPlease use -f or "
+                        "--force option to delete this resource."
+                    )
+                    logger.info(msg % (resource, language))
+                    return
+        try:
+            self.do_url_request('delete_resource', method="DELETE")
+            self.config.remove_section(resource)
+            self.save()
+            msg = "Deleted resource %s of project %s."
+            logger.info(msg % (resource_slug, project_slug))
+        except Exception, e:
+            msg = "Unable to delete resource %s of project %s."
+            logger.error(msg % (resource_slug, project_slug))
+            if not self.skip:
+                raise
+
+    def _delete_translations(self, project_details, resource, stats, languages):
+        """Delete the specified translations for the specified resource."""
+        logger.info("Deleting translations from resource %s:" % resource)
+        for language in languages:
+            self._delete_translation(project_details, resource, stats, language)
+
+    def _delete_translation(self, project_details, resource, stats, language):
+        """Delete a specific translation from the specified resource."""
+        project_slug, resource_slug = resource.split('.')
+        if language not in stats:
+            if not self.skip:
+                msg = "Skipping %s: Translation does not exist."
+                logger.warning(msg % (language))
+            return
+        if not self.force:
+            teams = project_details['teams']
+            if language in teams:
+                msg = (
+                    "Skipping %s: Unable to delete translation because it is "
+                    "associated with a team.\nPlease use -f or --force option "
+                    "to delete this translation."
+                )
+                logger.warning(msg % language)
+                return
+            if int(stats[language]['translated_entities']) > 0:
+                msg = (
+                    "Skipping %s: Unable to delete translation because it "
+                    "is not empty.\nPlease use -f or --force option to delete "
+                    "this translation."
+                )
+                logger.warning(msg % language)
+                return
+        try:
+            self.do_url_request(
+                'delete_translation', language=language, method="DELETE"
+            )
+            msg = "Deleted language %s from resource %s of project %s."
+            logger.info(msg % (language, resource_slug, project_slug))
+        except Exception, e:
+            msg = "Unable to delete translation %s"
+            logger.error(msg % language)
+            if not self.skip:
+                raise
+
+    def do_url_request(self, api_call, multipart=False, data=None,
+                       files=[], encoding=None, method="GET", **kwargs):
+        """
+        Issues a url request.
+        """
+        # Read the credentials from the config file (.transifexrc)
+        host = self.url_info['host']
+        try:
+            username = self.txrc.get(host, 'username')
+            passwd = self.txrc.get(host, 'password')
+            token = self.txrc.get(host, 'token')
+            hostname = self.txrc.get(host, 'hostname')
+        except ConfigParser.NoSectionError:
+            raise Exception("No user credentials found for host %s. Edit"
+                " ~/.transifexrc and add the appropriate info in there." %
+                host)
+
+        # Create the Url
+        kwargs['hostname'] = hostname
+        kwargs.update(self.url_info)
+        url = (API_URLS[api_call] % kwargs).encode('UTF-8')
+        logger.debug(url)
+
+        opener = None
+        headers = None
+        req = None
+
+        if multipart:
+            opener = urllib2.build_opener(MultipartPostHandler)
+            for info,filename in files:
+                data = { "resource" : info.split(';')[0],
+                         "language" : info.split(';')[1],
+                         "uploaded_file" :  open(filename,'rb') }
+
+            urllib2.install_opener(opener)
+            req = RequestWithMethod(url=url, data=data, method=method)
+        else:
+            req = RequestWithMethod(url=url, data=data, method=method)
+            if encoding:
+                req.add_header("Content-Type",encoding)
+
+        base64string = base64.encodestring('%s:%s' % (username, passwd))[:-1]
+        authheader = "Basic %s" % base64string
+        req.add_header("Authorization", authheader)
+        req.add_header("Accept-Encoding", "gzip,deflate")
+        req.add_header("User-Agent", user_agent_identifier())
+
+        try:
+            response = urllib2.urlopen(req, timeout=300)
+            return http_response(response)
+        except urllib2.HTTPError, e:
+            if e.code in [401, 403, 404]:
+                raise e
+            elif 200 <= e.code < 300:
+                return None
+            else:
+                # For other requests, we should print the message as well
+                raise Exception("Remote server replied: %s" % e.read())
+        except urllib2.URLError, e:
+            error = e.args[0]
+            raise Exception("Remote server replied: %s" % error[1])
+
+
+    def _should_update_translation(self, lang, stats, local_file, force=False,
+                                   mode=None):
+        """Whether a translation should be udpated from Transifex.
+
+        We use the following criteria for that:
+        - If user requested to force the download.
+        - If language exists in Transifex.
+        - If the local file is older than the Transifex's file.
+        - If the user requested a x% completion.
+
+        Args:
+            lang: The language code to check.
+            stats: The (global) statistics object.
+            local_file: The local translation file.
+            force: A boolean flag.
+            mode: The mode for the translation.
+        Returns:
+            True or False.
+        """
+        return self._should_download(lang, stats, local_file, force)
+
+    def _should_add_translation(self, lang, stats, force=False, mode=None):
+        """Whether a translation should be added from Transifex.
+
+        We use the following criteria for that:
+        - If user requested to force the download.
+        - If language exists in Transifex.
+        - If the user requested a x% completion.
+
+        Args:
+            lang: The language code to check.
+            stats: The (global) statistics object.
+            force: A boolean flag.
+            mode: The mode for the translation.
+        Returns:
+            True or False.
+        """
+        return self._should_download(lang, stats, None, force)
+
+    def _should_download(self, lang, stats, local_file=None, force=False,
+                         mode=None):
+        """Return whether a translation should be downloaded.
+
+        If local_file is None, skip the timestamps check (the file does
+        not exist locally).
+        """
+        try:
+            lang_stats = stats[lang]
+        except KeyError, e:
+            logger.debug("No lang %s in statistics" % lang)
+            return False
+
+        satisfies_min = self._satisfies_min_translated(lang_stats, mode)
+        if not satisfies_min:
+            return False
+
+        if force:
+            logger.debug("Downloading translation due to -f")
+            return True
+
+        if local_file is not None:
+            remote_update = self._extract_updated(lang_stats)
+            if not self._remote_is_newer(remote_update, local_file):
+                logger.debug("Local is newer than remote for lang %s" % lang)
+                return False
+        return True
+
+    def _should_push_translation(self, lang, stats, local_file, force=False):
+        """Return whether a local translation file should be
+        pushed to Trasnifex.
+
+        We use the following criteria for that:
+        - If user requested to force the upload.
+        - If language exists in Transifex.
+        - If local file is younger than the remote file.
+
+        Args:
+            lang: The language code to check.
+            stats: The (global) statistics object.
+            local_file: The local translation file.
+            force: A boolean flag.
+        Returns:
+            True or False.
+        """
+        if force:
+            logger.debug("Push translation due to -f.")
+            return True
+        try:
+            lang_stats = stats[lang]
+        except KeyError, e:
+            logger.debug("Language %s does not exist in Transifex." % lang)
+            return True
+        if local_file is not None:
+            remote_update = self._extract_updated(lang_stats)
+            if self._remote_is_newer(remote_update, local_file):
+                msg  = "Remote translation is newer than local file for lang %s"
+                logger.debug(msg % lang)
+                return False
+        return True
+
+    def _generate_timestamp(self, update_datetime):
+        """Generate a UNIX timestamp from the argument.
+
+        Args:
+            update_datetime: The datetime in the format used by Transifex.
+        Returns:
+            A float, representing the timestamp that corresponds to the
+            argument.
+        """
+        time_format = "%Y-%m-%d %H:%M:%S"
+        return time.mktime(
+            datetime.datetime(
+                *time.strptime(update_datetime, time_format)[0:5]
+            ).utctimetuple()
+        )
+
+    def _get_time_of_local_file(self, path):
+        """Get the modified time of the path_.
+
+        Args:
+            path: The path we want the mtime for.
+        Returns:
+            The time as a timestamp or None, if the file does not exist
+        """
+        if not os.path.exists(path):
+            return None
+        return time.mktime(time.gmtime(os.path.getmtime(path)))
+
+    def _satisfies_min_translated(self, stats, mode=None):
+        """Check whether a translation fulfills the filter used for
+        minimum translated percentage.
+
+        Args:
+            perc: The current translation percentage.
+        Returns:
+            True or False
+        """
+        cur = self._extract_completed(stats, mode)
+        option_name = 'minimum_perc'
+        if self.minimum_perc is not None:
+            minimum_percent = self.minimum_perc
+        else:
+            global_minimum = int(
+                self.get_resource_option('main', option_name) or 0
+            )
+            resource_minimum = int(
+                self.get_resource_option(
+                    self.resource, option_name
+                ) or global_minimum
+            )
+            minimum_percent = resource_minimum
+        return cur >= minimum_percent
+
+    def _remote_is_newer(self, remote_updated, local_file):
+        """Check whether the remote translation is newer that the local file.
+
+        Args:
+            remote_updated: The date and time the translation was last
+                updated remotely.
+            local_file: The local file.
+        Returns:
+            True or False.
+        """
+        if remote_updated is None:
+            logger.debug("No remote time")
+            return False
+        remote_time = self._generate_timestamp(remote_updated)
+        local_time = self._get_time_of_local_file(
+            self.get_full_path(local_file)
+        )
+        logger.debug(
+            "Remote time is %s and local %s" % (remote_time, local_time)
+        )
+        if local_time is not None and remote_time < local_time:
+            return False
+        return True
+
+    @classmethod
+    def _extract_completed(cls, stats, mode=None):
+        """Extract the information for the translated percentage from the stats.
+
+        Args:
+            stats: The stats object for a language as returned by Transifex.
+            mode: The mode of translations requested.
+        Returns:
+            The percentage of translation as integer.
+        """
+        if mode == 'reviewed':
+            key = 'reviewed_percentage'
+        else:
+            key = 'completed'
+        try:
+            return int(stats[key][:-1])
+        except KeyError, e:
+            return 0
+
+    @classmethod
+    def _extract_updated(cls, stats):
+        """Extract the  information for the last update of a translation.
+
+        Args:
+            stats: The stats object for a language as returned by Transifex.
+        Returns:
+            The last update field.
+        """
+        try:
+            return stats['last_update']
+        except KeyError, e:
+            return None
+
+    def _new_translations_to_add(self, files, slang, lang_map,
+                                 stats, force=False):
+        """Return a list of translations which are new to the
+        local installation.
+        """
+        new_translations = []
+        timestamp = time.time()
+        langs = stats.keys()
+        logger.debug("Available languages are: %s" % langs)
+
+        for lang in langs:
+            lang_exists = lang in files.keys()
+            lang_is_source = lang == slang
+            mapped_lang_exists = (
+                lang in lang_map and lang_map[lang] in files.keys()
+            )
+            if lang_exists or lang_is_source or mapped_lang_exists:
+                continue
+            if self._should_add_translation(lang, stats, force):
+                new_translations.append(lang)
+        return set(new_translations)
+
+    def _get_stats_for_resource(self):
+        """Get the statistics information for a resource."""
+        try:
+            r = self.do_url_request('resource_stats')
+            logger.debug("Statistics response is %s" % r)
+            stats = parse_json(r)
+        except urllib2.HTTPError, e:
+            logger.debug("Resource not found: %s" % e)
+            stats = {}
+        except Exception,e:
+            logger.debug("Network error: %s" % e)
+            raise
+        return stats
+
+    def get_chosen_resources(self, resources):
+        """Get the resources the user selected.
+
+        Support wildcards in the resources specified by the user.
+
+        Args:
+            resources: A list of resources as specified in command-line or
+                an empty list.
+        Returns:
+            A list of resources.
+        """
+        configured_resources = self.get_resource_list()
+        if not resources:
+            return configured_resources
+
+        selected_resources = []
+        for resource in resources:
+            found = False
+            for full_name in configured_resources:
+                if fnmatch.fnmatch(full_name, resource):
+                    selected_resources.append(full_name)
+                    found = True
+            if not found:
+                msg = "Specified resource '%s' does not exist."
+                raise Exception(msg % resource)
+        logger.debug("Operating on resources: %s" % selected_resources)
+        return selected_resources
+
+    def _languages_to_pull(self, languages, files, lang_map, stats, force):
+        """Get a set of langauges to pull.
+
+        Args:
+            languages: A list of languages the user selected in cmd.
+            files: A dictionary of current local translation files.
+        Returns:
+            A tuple of a set of existing languages and new translations.
+        """
+        if not languages:
+            pull_languages = set([])
+            pull_languages |= set(files.keys())
+            mapped_files = []
+            for lang in pull_languages:
+                if lang in lang_map.flip:
+                    mapped_files.append(lang_map.flip[lang])
+            pull_languages -= set(lang_map.flip.keys())
+            pull_languages |= set(mapped_files)
+            return (pull_languages, set([]))
+        else:
+            pull_languages = []
+            new_translations = []
+            f_langs = files.keys()
+            for l in languages:
+                if l not in f_langs and not (l in lang_map and lang_map[l] in f_langs):
+                    if self._should_add_translation(l, stats, force):
+                        new_translations.append(l)
+                else:
+                    if l in lang_map.keys():
+                        l = lang_map[l]
+                    pull_languages.append(l)
+            return (set(pull_languages), set(new_translations))
+
+    def _extension_for(self, i18n_type):
+        """Return the extension used for the specified type."""
+        try:
+            res = parse_json(self.do_url_request('formats'))
+            return res[i18n_type]['file-extensions'].split(',')[0]
+        except Exception,e:
+            logger.error(e)
+            return ''
+
+    def _resource_exists(self, stats):
+        """Check if resource exists.
+
+        Args:
+            stats: The statistics dict as returned by Tx.
+        Returns:
+            True, if the resource exists in the server.
+        """
+        return bool(stats)
+
+    def _create_resource(self, resource, pslug, fileinfo, filename, **kwargs):
+        """Create a resource.
+
+        Args:
+            resource: The full resource name.
+            pslug: The slug of the project.
+            fileinfo: The information of the resource.
+            filename: The name of the file.
+        Raises:
+            URLError, in case of a problem.
+        """
+        multipart = True
+        method = "POST"
+        api_call = 'create_resource'
+
+        host = self.url_info['host']
+        try:
+            username = self.txrc.get(host, 'username')
+            passwd = self.txrc.get(host, 'password')
+            token = self.txrc.get(host, 'token')
+            hostname = self.txrc.get(host, 'hostname')
+        except ConfigParser.NoSectionError:
+            raise Exception("No user credentials found for host %s. Edit"
+                " ~/.transifexrc and add the appropriate info in there." %
+                host)
+
+        # Create the Url
+        kwargs['hostname'] = hostname
+        kwargs.update(self.url_info)
+        kwargs['project'] = pslug
+        url = (API_URLS[api_call] % kwargs).encode('UTF-8')
+
+        opener = None
+        headers = None
+        req = None
+
+        i18n_type = self._get_option(resource, 'type')
+        if i18n_type is None:
+            logger.error(
+                "Please define the resource type in .tx/config (eg. type = PO)."
+                " More info: http://bit.ly/txcl-rt"
+            )
+
+        opener = urllib2.build_opener(MultipartPostHandler)
+        data = {
+            "slug": fileinfo.split(';')[0],
+            "name": fileinfo.split(';')[0],
+            "uploaded_file":  open(filename,'rb'),
+            "i18n_type": i18n_type
+        }
+        urllib2.install_opener(opener)
+        req = RequestWithMethod(url=url, data=data, method=method)
+
+        base64string = base64.encodestring('%s:%s' % (username, passwd))[:-1]
+        authheader = "Basic %s" % base64string
+        req.add_header("Authorization", authheader)
+
+        try:
+            fh = urllib2.urlopen(req)
+        except urllib2.HTTPError, e:
+            if e.code in [401, 403, 404]:
+                raise e
+            else:
+                # For other requests, we should print the message as well
+                raise Exception("Remote server replied: %s" % e.read())
+        except urllib2.URLError, e:
+            error = e.args[0]
+            raise Exception("Remote server replied: %s" % error[1])
+
+        raw = fh.read()
+        fh.close()
+        return raw
+
+    def _get_option(self, resource, option):
+        """Get the value for the option in the config file.
+
+        If the option is not in the resource section, look for it in
+        the project.
+
+        Args:
+            resource: The resource name.
+            option: The option the value of which we are interested in.
+        Returns:
+            The option value or None, if it does not exist.
+        """
+        value = self.get_resource_option(resource, option)
+        if value is None:
+            if self.config.has_option('main', option):
+                return self.config.get('main', option)
+        return value
+
+    def set_i18n_type(self, resources, i18n_type):
+        """Set the type for the specified resources."""
+        self._set_resource_option(resources, key='type', value=i18n_type)
+
+    def set_min_perc(self, resources, perc):
+        """Set the minimum percentage for the resources."""
+        self._set_resource_option(resources, key='minimum_perc', value=perc)
+
+    def set_default_mode(self, resources, mode):
+        """Set the default mode for the specified resources."""
+        self._set_resource_option(resources, key='mode', value=mode)
+
+    def _set_resource_option(self, resources, key, value):
+        """Set options in the config file.
+
+        If resources is empty. set the option globally.
+        """
+        if not resources:
+            self.config.set('main', key, value)
+            return
+        for r in resources:
+            self.config.set(r, key, value)