1 files changed, 111 insertions, 0 deletions
diff --git a/service/pixelated/adapter/soledad/soledad_reader_mixin.py b/service/pixelated/adapter/soledad/soledad_reader_mixin.py
new file mode 100644
index 00000000..d0bd2053
--- /dev/null
+++ b/service/pixelated/adapter/soledad/soledad_reader_mixin.py
@@ -0,0 +1,111 @@
+#
+# Copyright (c) 2014 ThoughtWorks, Inc.
+#
+# Pixelated is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Pixelated is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+import base64
+import quopri
+from pixelated.adapter.soledad.soledad_facade_mixin import SoledadDbFacadeMixin
+import re
+from pixelated.adapter.model.mail import PixelatedMail
+
+
+class SoledadReaderMixin(SoledadDbFacadeMixin, object):
+
+    def all_mails(self):
+        fdocs_chash = [(fdoc, fdoc.content['chash']) for fdoc in self.get_all_flags()]
+        if len(fdocs_chash) == 0:
+            return []
+        return self._build_mails_from_fdocs(fdocs_chash)
+
+    def all_mails_by_mailbox(self, mailbox_name):
+        fdocs_chash = [(fdoc, fdoc.content['chash']) for fdoc in self.get_all_flags_by_mbox(mailbox_name)]
+        return self._build_mails_from_fdocs(fdocs_chash)
+
+    def _build_mails_from_fdocs(self, fdocs_chash):
+        if len(fdocs_chash) == 0:
+            return []
+
+        fdocs_hdocs = []
+        for fdoc, chash in fdocs_chash:
+            hdoc = self.get_all_headers_by_chash(chash)
+            if len(hdoc) == 0:
+                continue
+            fdocs_hdocs.append((fdoc, hdoc[0]))
+
+        fdocs_hdocs_bodyphash = [(f[0], f[1], f[1].content.get('body')) for f in fdocs_hdocs]
+        fdocs_hdocs_bdocs_parts = []
+        for fdoc, hdoc, body_phash in fdocs_hdocs_bodyphash:
+            bdoc = self.get_content_by_phash(body_phash)
+            if len(bdoc) == 0:
+                continue
+            parts = self._extract_parts(hdoc.content)
+            fdocs_hdocs_bdocs_parts.append((fdoc, hdoc, bdoc[0], parts))
+
+        return [PixelatedMail.from_soledad(*raw_mail, soledad_querier=self) for raw_mail in fdocs_hdocs_bdocs_parts]
+
+    def mail(self, ident):
+        fdoc = self.get_flags_by_chash(ident)
+        hdoc = self.get_header_by_chash(ident)
+        bdoc = self.get_content_by_phash(hdoc.content['body'])[0]
+        parts = self._extract_parts(hdoc.content)
+
+        return PixelatedMail.from_soledad(fdoc, hdoc, bdoc, parts=parts, soledad_querier=self)
+
+    def mails(self, idents):
+        fdocs_chash = [(self.get_flags_by_chash(ident), ident) for ident in
+                       idents]
+        fdocs_chash = [(result, ident) for result, ident in fdocs_chash if result]
+        return self._build_mails_from_fdocs(fdocs_chash)
+
+    def attachment(self, attachment_ident, encoding):
+        bdoc = self.get_content_by_phash(attachment_ident)[0]
+        return {'content': self._try_decode(bdoc.content['raw'], encoding),
+                'content-type': bdoc.content['content-type']}
+
+    def _try_decode(self, raw, encoding):
+        encoding = encoding.lower()
+        if encoding == 'base64':
+            return base64.decodestring(raw)
+        elif encoding == 'quoted-printable':
+            return quopri.decodestring(raw)
+        else:
+            return str(raw)
+
+    def _extract_parts(self, hdoc, parts=None):
+        if not parts:
+            parts = {'alternatives': [], 'attachments': []}
+
+        if hdoc['multi']:
+            for part_key in hdoc.get('part_map', {}).keys():
+                self._extract_parts(hdoc['part_map'][part_key], parts)
+        else:
+            headers_dict = {elem[0]: elem[1] for elem in hdoc.get('headers', [])}
+            if 'attachment' in headers_dict.get('Content-Disposition', ''):
+                parts['attachments'].append(self._extract_attachment(hdoc, headers_dict))
+            else:
+                parts['alternatives'].append(self._extract_alternative(hdoc, headers_dict))
+        return parts
+
+    def _extract_alternative(self, hdoc, headers_dict):
+        bdoc = self.get_content_by_phash(hdoc['phash'])[0]
+        raw_content = bdoc.content['raw']
+        return {'headers': headers_dict, 'content': raw_content}
+
+    def _extract_attachment(self, hdoc, headers_dict):
+        content_disposition = headers_dict['Content-Disposition']
+        match = re.compile('.*name=\"(.*)\".*').search(content_disposition)
+        filename = ''
+        if match:
+            filename = match.group(1)
+        return {'headers': headers_dict, 'ident': hdoc['phash'], 'name': filename}