...

src/calibre/gui2/library/models.py

@@ -94,6 +94,7 @@ class BooksModel(QAbstractTableModel): # {{{
         self.bool_blank_icon = QIcon(I('blank.png'))
         self.device_connected = False
         self.rows_matching = set()
+        self.lowest_row_matching = None
         self.highlight_only = False
         self.read_config()
 
@@ -233,7 +234,8 @@ class BooksModel(QAbstractTableModel): # {{{
 
     def set_highlight_only(self, toWhat):
         self.highlight_only = toWhat
-        self.research()
+        if self.last_search:
+            self.research()
 
     def search(self, text, reset=True):
         try:
@@ -241,11 +243,15 @@ class BooksModel(QAbstractTableModel): # {{{
                 self.db.search('')
                 if not text:
                     self.rows_matching = set()
+                    self.lowest_row_matching = None
                 else:
-                    self.rows_matching = set(self.db.search(text,
-                                                            return_matches=True))
+                    self.rows_matching = self.db.search(text, return_matches=True)
+                    if self.rows_matching:
+                        self.lowest_row_matching = self.db.row(self.rows_matching[0])
+                    self.rows_matching = set(self.rows_matching)
             else:
                 self.rows_matching = set()
+                self.lowest_row_matching = None
                 self.db.search(text)
         except ParseException as e:
             self.searched.emit(e.msg)

src/calibre/gui2/library/views.py

@@ -682,6 +682,8 @@ class BooksView(QTableView): # {{{
 
     def search_proxy(self, txt):
         self._model.search(txt)
+        if self._model.lowest_row_matching is not None:
+            self.select_rows([self._model.lowest_row_matching], using_ids=False)
         self.setFocus(Qt.OtherFocusReason)
 
     def connect_to_search_box(self, sb, search_done):

src/calibre/gui2/search_box.py

@@ -16,6 +16,7 @@ from calibre.gui2 import config
 from calibre.gui2.dialogs.confirm_delete import confirm
 from calibre.gui2.dialogs.saved_search_editor import SavedSearchEditor
 from calibre.gui2.dialogs.search import SearchDialog
+from calibre.utils.config import dynamic
 from calibre.utils.search_query_parser import saved_searches
 from calibre.utils.icu import sort_key
 
@@ -376,6 +377,8 @@ class SearchBoxMixin(object): # {{{
         self.advanced_search_button.setStatusTip(self.advanced_search_button.toolTip())
         self.clear_button.setStatusTip(self.clear_button.toolTip())
         self.search_highlight_only.stateChanged.connect(self.highlight_only_changed)
+        self.search_highlight_only.setChecked(
+                            dynamic.get('search_highlight_only', False))
 
     def focus_search_box(self, *args):
         self.search.setFocus(Qt.OtherFocusReason)
@@ -403,6 +406,7 @@ class SearchBoxMixin(object): # {{{
         self.current_view().setFocus(Qt.OtherFocusReason)
 
     def highlight_only_changed(self, toWhat):
+        dynamic.set('search_highlight_only', toWhat)
         self.current_view().model().set_highlight_only(toWhat)
         self.focus_to_library()
 

src/calibre/utils/formatter.py

@@ -18,6 +18,24 @@ class _Parser(object):
     LEX_NUM = 4
     LEX_EOF = 5
 
+    def _python(self, func):
+        locals = {}
+        exec func in locals
+        if 'evaluate' not in locals:
+            self.error('no evaluate function in python')
+        try:
+            result = locals['evaluate'](self.parent.kwargs)
+            if isinstance(result, (float, int)):
+                result = unicode(result)
+            elif isinstance(result, list):
+                result = ','.join(result)
+            elif isinstance(result, str):
+                result = unicode(result)
+            return result
+        except Exception as e:
+            self.error('python function threw exception: ' + e.msg)
+
+
     def _strcmp(self, x, y, lt, eq, gt):
         v = strcmp(x, y)
         if v < 0:
@@ -79,6 +97,7 @@ class _Parser(object):
             'field'    : (1, lambda s, x: s.parent.get_value(x, [], s.parent.kwargs)),
             'multiply' : (2, partial(_math, op='*')),
             'print'    : (-1, _print),
+            'python'   : (1, _python),
             'strcat'   : (-1, _concat),
             'strcmp'   : (5, _strcmp),
             'substr'   : (3, lambda s, x, y, z: x[int(y): len(x) if int(z) == 0 else int(z)]),
@@ -362,7 +381,7 @@ class TemplateFormatter(string.Formatter):
                 (r'\'.*?((?<!\\)\')',   lambda x,t: (3, t[1:-1])),
                 (r'\n#.*?(?=\n)',       None),
                 (r'\s',                 None)
-        ])
+        ], flags=re.DOTALL)
 
     def _eval_program(self, val, prog):
         # keep a cache of the lex'ed program under the theory that re-lexing