Add stringable on DomainParser

It is possible to convert to string a domain only if all the fields are in the
view.
So bookmark must be filled with only stringable domains.

issue3430
review1142002

tryton/common/domain_parser.py

@@ -747,6 +747,25 @@ class DomainParser(object):
             if exception.message == 'No closing quotation':
                 return self.parse(input_ + '"')
 
+    def stringable(self, domain):
+
+        def stringable_(clause):
+            if not clause:
+                return True
+            if (((clause[0] in ('AND', 'OR'))
+                        or isinstance(clause[0], (list, tuple)))
+                    and all(isinstance(c, (list, tuple)) for c in clause[1:])):
+                return self.stringable(clause)
+            if clause[0] in self.fields or clause[0] == 'rec_name':
+                return True
+            return False
+
+        if not domain:
+            return True
+        if domain[0] in ('AND', 'OR'):
+            domain = domain[1:]
+        return all(stringable_(clause) for clause in domain)
+
     def string(self, domain):
         "Return string for the domain"
 
@@ -984,6 +1003,23 @@ class DomainParser(object):
                     yield field['name'], operator, value
 
 
+def test_stringable():
+    dom = DomainParser({
+            'name': {
+                'string': 'Name',
+                'type': 'char',
+                },
+            })
+    valid = ('name', '=', 'Doe')
+    invalid = ('surname', '=', 'John')
+    assert dom.stringable([valid])
+    assert not dom.stringable([invalid])
+    assert dom.stringable(['AND', valid])
+    assert not dom.stringable(['AND', valid, invalid])
+    assert dom.stringable([[valid]])
+    assert not dom.stringable([[valid], [invalid]])
+
+
 def test_string():
     dom = DomainParser({
             'name': {

tryton/gui/window/view_form/view/screen_container.py

@@ -133,8 +133,7 @@ class ScreenContainer(object):
                     False
                 )
 
-            for id_, name, domain in common.VIEW_SEARCH[
-                    self.screen.model_name]:
+            for id_, name, domain in self.bookmarks():
                 menuitem = gtk.MenuItem(name)
                 menuitem.connect('activate', self.bookmark_activate, domain)
                 menu.add(menuitem)
@@ -227,8 +226,7 @@ class ScreenContainer(object):
 
     def set_screen(self, screen):
         self.screen = screen
-        self.but_bookmark.set_sensitive(
-            bool(common.VIEW_SEARCH[screen.model_name]))
+        self.but_bookmark.set_sensitive(bool(list(self.bookmarks())))
         self.bookmark_match()
 
     def show_filter(self):
@@ -287,6 +285,11 @@ class ScreenContainer(object):
         self.search_entry.set_text(value)
         self.bookmark_match()
 
+    def bookmarks(self):
+        for id_, name, domain in common.VIEW_SEARCH[self.screen.model_name]:
+            if self.screen.domain_parser.stringable(domain):
+                yield id_, name, domain
+
     def bookmark_activate(self, menuitem, domain):
         self.set_text(self.screen.domain_parser.string(domain))
         self.do_search()
@@ -299,7 +302,7 @@ class ScreenContainer(object):
         self.search_entry.set_icon_sensitive(gtk.ENTRY_ICON_SECONDARY,
             bool(current_text))
         icon_stock = self.search_entry.get_icon_stock(gtk.ENTRY_ICON_SECONDARY)
-        for id_, name, domain in common.VIEW_SEARCH[self.screen.model_name]:
+        for id_, name, domain in self.bookmarks():
             text = self.screen.domain_parser.string(domain)
             domain = self.screen.domain_parser.parse(text.decode('utf-8'))
             if (text == current_text
@@ -385,8 +388,7 @@ class ScreenContainer(object):
                 common.VIEW_SEARCH.remove(model_name, id_)
             # Refresh icon and bookmark button
             self.bookmark_match()
-            self.but_bookmark.set_sensitive(
-                bool(common.VIEW_SEARCH[model_name]))
+            self.but_bookmark.set_sensitive(bool(list(self.bookmarks())))
 
     def focus_in(self, widget, event):
         self.update()