Fix #914012 ([Enhancement] metadata plugboards for email)

src/calibre/gui2/email.py

@@ -157,6 +157,9 @@ def email_news(mi, remove, get_fmts, done, job_manager):
         sent_mails.append(to_s[0])
     return sent_mails
 
+plugboard_email_value = 'email'
+plugboard_email_formats = ['epub', 'mobi']
+
 class EmailMixin(object): # {{{
 
     def send_by_mail(self, to, fmts, delete_from_library, subject='', send_ids=None,
@@ -164,10 +167,13 @@ class EmailMixin(object): # {{{
         ids = [self.library_view.model().id(r) for r in self.library_view.selectionModel().selectedRows()] if send_ids is None else send_ids
         if not ids or len(ids) == 0:
             return
+
         files, _auto_ids = self.library_view.model().get_preferred_formats_from_ids(ids,
                                     fmts, set_metadata=True,
                                     specific_format=specific_format,
-                                    exclude_auto=do_auto_convert)
+                                    exclude_auto=do_auto_convert,
+                                    use_plugboard=plugboard_email_value,
+                                    plugboard_formats=plugboard_email_formats)
         if do_auto_convert:
             nids = list(set(ids).difference(_auto_ids))
             ids = [i for i in ids if i in nids]

src/calibre/gui2/library/models.py

@@ -22,6 +22,7 @@ from calibre.utils.icu import sort_key
 from calibre.utils.search_query_parser import SearchQueryParser
 from calibre.library.caches import (_match, CONTAINS_MATCH, EQUALS_MATCH,
     REGEXP_MATCH, MetadataBackup, force_to_bool)
+from calibre.library.save_to_disk import find_plugboard
 from calibre import strftime, isbytestring
 from calibre.constants import filesystem_encoding, DEBUG
 from calibre.gui2.library import DEFAULT_SORT
@@ -429,7 +430,8 @@ class BooksModel(QAbstractTableModel): # {{{
 
     def get_preferred_formats_from_ids(self, ids, formats,
                               set_metadata=False, specific_format=None,
-                              exclude_auto=False, mode='r+b'):
+                              exclude_auto=False, mode='r+b',
+                              use_plugboard=None, plugboard_formats=None):
         from calibre.ebooks.metadata.meta import set_metadata as _set_metadata
         ans = []
         need_auto = []
@@ -453,9 +455,21 @@ class BooksModel(QAbstractTableModel): # {{{
                 pt.seek(0)
                 if set_metadata:
                     try:
-                        _set_metadata(pt, self.db.get_metadata(
+                        mi = self.db.get_metadata(id, get_cover=True,
-                            id, get_cover=True, index_is_id=True,
+                                                  index_is_id=True,
-                            cover_as_data=True), format)
+                                                  cover_as_data=True)
+                        newmi = None
+                        if use_plugboard and format.lower() in plugboard_formats:
+                            plugboards = self.db.prefs.get('plugboards', {})
+                            cpb = find_plugboard(use_plugboard, format.lower(),
+                                                 plugboards)
+                            if cpb:
+                                newmi = mi.deepcopy_metadata()
+                                newmi.template_to_attribute(mi, cpb)
+                        if newmi is not None:
+                            _set_metadata(pt, newmi, format)
+                        else:
+                            _set_metadata(pt, mi, format)
                     except:
                         traceback.print_exc()
                 pt.close()

src/calibre/gui2/preferences/plugboard.py

@@ -21,6 +21,7 @@ from calibre.library.save_to_disk import plugboard_any_format_value, \
                     find_plugboard
 from calibre.library.server.content import plugboard_content_server_value, \
                                         plugboard_content_server_formats
+from calibre.gui2.email import plugboard_email_value, plugboard_email_formats
 from calibre.utils.formatter import validation_formatter
 
 
@@ -68,6 +69,9 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
         self.devices.insert(1, plugboard_content_server_value)
         self.device_to_formats_map[plugboard_content_server_value] = \
                         plugboard_content_server_formats
+        self.devices.insert(1, plugboard_email_value)
+        self.device_to_formats_map[plugboard_email_value] = \
+                        plugboard_email_formats
         self.devices.insert(1, plugboard_any_device_value)
         self.new_device.addItems(self.devices)
 
@@ -321,8 +325,8 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
         self.clear_fields(new_boxes=True)
         self.edit_format.clear()
         self.edit_format.addItem('')
-        for format in self.current_plugboards:
+        for format_ in self.current_plugboards:
-            self.edit_format.addItem(format)
+            self.edit_format.addItem(format_)
         self.edit_format.setCurrentIndex(0)
         self.edit_device.clear()
         self.ok_button.setEnabled(False)