Merge remote-tracking branch 'adv/edit-publish-date'

cps/db.py

@@ -230,6 +230,8 @@ class Data(Base):
 class Books(Base):
     __tablename__ = 'books'
 
+    DEFAULT_PUBDATE = "0101-01-01 00:00:00+00:00"
+
     id = Column(Integer, primary_key=True)
     title = Column(String)
     sort = Column(String)

cps/static/js/edit_books.js

@@ -1,8 +1,31 @@
 /**
  * Created by SpeedProg on 05.04.2015.
  */
-/* global Bloodhound */
+/* global Bloodhound, language, Modernizr, tinymce */
 
+tinymce.init({
+    selector: "#description",
+    branding: false,
+    menubar: "edit view format",
+    language
+});
+
+if (!Modernizr.inputtypes.date) {
+    $("#pubdate").datepicker({
+        format: "yyyy-mm-dd",
+        language
+    }).on("change", function () {
+        // Show localized date over top of the standard YYYY-MM-DD date
+        let pubDate;
+        const results = /(\d{4})[-\/\\](\d{1,2})[-\/\\](\d{1,2})/.exec(this.value); // YYYY-MM-DD
+        if (results) {
+            pubDate = new Date(results[1], parseInt(results[2], 10)-1, results[3]) || new Date(this.value);
+        }
+        $("#fake_pubdate")
+            .val(pubDate.toLocaleDateString(language))
+            .removeClass("hidden");
+    }).trigger("change");
+}
 
 /*
 Takes a prefix, query typeahead callback, Bloodhound typeahead adapter

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.de.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.de={days:["Sonntag","Montag","Dienstag","Mittwoch","Donnerstag","Freitag","Samstag"],daysShort:["Son","Mon","Die","Mit","Don","Fre","Sam"],daysMin:["So","Mo","Di","Mi","Do","Fr","Sa"],months:["Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember"],monthsShort:["Jan","Feb","Mär","Apr","Mai","Jun","Jul","Aug","Sep","Okt","Nov","Dez"],today:"Heute",monthsTitle:"Monate",clear:"Löschen",weekStart:1,format:"dd.mm.yyyy"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.es.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.es={days:["Domingo","Lunes","Martes","Miércoles","Jueves","Viernes","Sábado"],daysShort:["Dom","Lun","Mar","Mié","Jue","Vie","Sáb"],daysMin:["Do","Lu","Ma","Mi","Ju","Vi","Sa"],months:["Enero","Febrero","Marzo","Abril","Mayo","Junio","Julio","Agosto","Septiembre","Octubre","Noviembre","Diciembre"],monthsShort:["Ene","Feb","Mar","Abr","May","Jun","Jul","Ago","Sep","Oct","Nov","Dic"],today:"Hoy",monthsTitle:"Meses",clear:"Borrar",weekStart:1,format:"dd/mm/yyyy"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.fr.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.fr={days:["dimanche","lundi","mardi","mercredi","jeudi","vendredi","samedi"],daysShort:["dim.","lun.","mar.","mer.","jeu.","ven.","sam."],daysMin:["d","l","ma","me","j","v","s"],months:["janvier","février","mars","avril","mai","juin","juillet","août","septembre","octobre","novembre","décembre"],monthsShort:["janv.","févr.","mars","avril","mai","juin","juil.","août","sept.","oct.","nov.","déc."],today:"Aujourd'hui",monthsTitle:"Mois",clear:"Effacer",weekStart:1,format:"dd/mm/yyyy"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.nl.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.nl={days:["zondag","maandag","dinsdag","woensdag","donderdag","vrijdag","zaterdag"],daysShort:["zo","ma","di","wo","do","vr","za"],daysMin:["zo","ma","di","wo","do","vr","za"],months:["januari","februari","maart","april","mei","juni","juli","augustus","september","oktober","november","december"],monthsShort:["jan","feb","mrt","apr","mei","jun","jul","aug","sep","okt","nov","dec"],today:"Vandaag",monthsTitle:"Maanden",clear:"Wissen",weekStart:1,format:"dd-mm-yyyy"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.pl.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.pl={days:["Niedziela","Poniedziałek","Wtorek","Środa","Czwartek","Piątek","Sobota"],daysShort:["Niedz.","Pon.","Wt.","Śr.","Czw.","Piąt.","Sob."],daysMin:["Ndz.","Pn.","Wt.","Śr.","Czw.","Pt.","Sob."],months:["Styczeń","Luty","Marzec","Kwiecień","Maj","Czerwiec","Lipiec","Sierpień","Wrzesień","Październik","Listopad","Grudzień"],monthsShort:["Sty.","Lut.","Mar.","Kwi.","Maj","Cze.","Lip.","Sie.","Wrz.","Paź.","Lis.","Gru."],today:"Dzisiaj",weekStart:1,clear:"Wyczyść",format:"dd.mm.yyyy"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.ru.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates.ru={days:["Воскресенье","Понедельник","Вторник","Среда","Четверг","Пятница","Суббота"],daysShort:["Вск","Пнд","Втр","Срд","Чтв","Птн","Суб"],daysMin:["Вс","Пн","Вт","Ср","Чт","Пт","Сб"],months:["Январь","Февраль","Март","Апрель","Май","Июнь","Июль","Август","Сентябрь","Октябрь","Ноябрь","Декабрь"],monthsShort:["Янв","Фев","Мар","Апр","Май","Июн","Июл","Авг","Сен","Окт","Ноя","Дек"],today:"Сегодня",clear:"Очистить",format:"dd.mm.yyyy",weekStart:1,monthsTitle:"Месяцы"}}(jQuery);

cps/static/js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.zh-CN.min.js

@@ -0,0 +1 @@
+!function(a){a.fn.datepicker.dates["zh-CN"]={days:["星期日","星期一","星期二","星期三","星期四","星期五","星期六"],daysShort:["周日","周一","周二","周三","周四","周五","周六"],daysMin:["日","一","二","三","四","五","六"],months:["一月","二月","三月","四月","五月","六月","七月","八月","九月","十月","十一月","十二月"],monthsShort:["1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月"],today:"今日",clear:"清除",format:"yyyy年mm月dd日",titleFormat:"yyyy年mm月",weekStart:1}}(jQuery);

cps/templates/book_edit.html

@@ -35,23 +35,30 @@
       <input type="text" class="form-control typeahead" name="tags" id="tags" value="{% for tag in book.tags %}{{tag.name.strip()}}, {% endfor %}">
     </div>
 
-      <div class="form-group">
+    <div class="form-group">
-        <label for="series">{{_('Series')}}</label>
+      <label for="series">{{_('Series')}}</label>
-        <input type="text" class="form-control typeahead" name="series" id="series" value="{% if book.series %}{{book.series[0].name}}{% endif %}">
+      <input type="text" class="form-control typeahead" name="series" id="series" value="{% if book.series %}{{book.series[0].name}}{% endif %}">
-      </div>
+    </div>
-      <div class="form-group">
+    <div class="form-group">
-        <label for="series_index">{{_('Series id')}}</label>
+      <label for="series_index">{{_('Series id')}}</label>
-        <input type="text" class="form-control" name="series_index" id="series_index" value="{{book.series_index}}">
+      <input type="text" class="form-control" name="series_index" id="series_index" value="{{book.series_index}}">
-      </div>
+    </div>
-      <div class="form-group">
+    <div class="form-group">
-        <label for="rating">{{_('Rating')}}</label>
+      <label for="rating">{{_('Rating')}}</label>
-        <input type="number"  name="rating" id="rating" class="rating input-lg" data-clearable="" value="{% if book.ratings %}{{(book.ratings[0].rating / 2)|int}}{% endif %}">
+      <input type="number"  name="rating" id="rating" class="rating input-lg" data-clearable="" value="{% if book.ratings %}{{(book.ratings[0].rating / 2)|int}}{% endif %}">
-      </div>
+    </div>
-      <div class="form-group">
+    <div class="form-group">
-        <label for="cover_url">{{_('Cover URL (jpg)')}}</label>
+      <label for="cover_url">{{_('Cover URL (jpg)')}}</label>
-        <input type="text" class="form-control" name="cover_url" id="cover_url" value="">
+      <input type="text" class="form-control" name="cover_url" id="cover_url" value="">
-      </div>
+    </div>
 
+    <div class="form-group">
+      <label for="pubdate">{{_('Publishing date')}}</label>
+      <div style="position: relative">
+        <input type="date" class="form-control" name="pubdate" id="pubdate" value="{% if book.pubdate %}{{book.pubdate|formatdateinput}}{% endif %}">
+        <input type="text" class="form-control fake-input hidden" id="fake_pubdate" value="{% if book.pubdate %}{{book.pubdate|formatdate}}{% endif %}">
+      </div>
+    </div>
     <div class="form-group">
       <label for="languages">{{_('Language')}}</label>
       <input type="text" class="form-control typeahead" name="languages" id="languages" value="{% for language in book.languages %}{{language.language_name.strip()}}, {% endfor %}">
@@ -183,21 +190,19 @@
     'description': {{_('Description')|safe|tojson}},
     'source': {{_('Source')|safe|tojson}},
   };
+  var language = '{{ g.user.locale }}';
 </script>
 <script src="{{ url_for('static', filename='js/libs/typeahead.bundle.js') }}"></script>
-<script src="{{ url_for('static', filename='js/edit_books.js') }}"></script>
 <script src="{{ url_for('static', filename='js/libs/bootstrap-rating-input.min.js') }}"></script>
 <script src="{{ url_for('static', filename='js/get_meta.js') }}"></script>
 <script src="{{ url_for('static', filename='js/libs/tinymce/tinymce.min.js') }}"></script>
-<script type="text/javascript">
+<script src="{{ url_for('static', filename='js/libs/bootstrap-datepicker/bootstrap-datepicker.min.js') }}"></script>
-  tinymce.init({
+{% if not g.user.locale == 'en' %}
-    selector: '#description',
+<script src="{{ url_for('static', filename='js/libs/bootstrap-datepicker/locales/bootstrap-datepicker.' + g.user.locale + '.min.js') }}" charset="UTF-8"></script>
-    branding: false,
+{% endif %}
-    menubar: 'edit view format',
+<script src="{{ url_for('static', filename='js/edit_books.js') }}"></script>
-    language: '{{ g.user.locale }}'
-  });
-</script>
 {% endblock %}
 {% block header %}
 <link href="{{ url_for('static', filename='css/libs/typeahead.css') }}" rel="stylesheet" media="screen">
+<link href="{{ url_for('static', filename='css/libs/bootstrap-datepicker3.min.css') }}" rel="stylesheet" media="screen">
 {% endblock %}

cps/web.py

@@ -415,6 +415,14 @@ def formatdate(val):
     return format_date(formatdate, format='medium', locale=get_locale())
 
 
+@app.template_filter('formatdateinput')
+def format_date_input(val):
+    conformed_timestamp = re.sub(r"[:]|([-](?!((\d{2}[:]\d{2})|(\d{4}))$))", '', val)
+    date_obj = datetime.datetime.strptime(conformed_timestamp[:15], "%Y%m%d %H%M%S")
+    input_date = date_obj.isoformat().split('T', 1)[0] # Hack to support dates <1900
+    return '' if input_date == "0101-01-01" else input_date
+
+
 @app.template_filter('strftime')
 def timestamptodate(date, fmt=None):
     date = datetime.datetime.fromtimestamp(
@@ -2689,195 +2697,208 @@ def edit_book(book_id):
         lang_filter = True
     book = db.session.query(db.Books).filter(db.Books.id == book_id).filter(lang_filter).first()
     author_names = []
-    if book:
+
-        for index in range(0, len(book.languages)):
+    # Book not found
-            try:
+    if not book:
-                book.languages[index].language_name = LC.parse(book.languages[index].lang_code).get_language_name(
+        flash(_(u"Error opening eBook. File does not exist or file is not accessible"), category="error")
-                    get_locale())
+        return redirect(url_for("index"))
-            except Exception:
+
-                book.languages[index].language_name = _(isoLanguages.get(part3=book.languages[index].lang_code).name)
+    for index in range(0, len(book.languages)):
-        for author in book.authors:
+        try:
-            author_names.append(author.name)
+            book.languages[index].language_name = LC.parse(book.languages[index].lang_code).get_language_name(
-        if request.method == 'POST':
+                get_locale())
-            edited_books_id = set()
+        except Exception:
-            to_save = request.form.to_dict()
+            book.languages[index].language_name = _(isoLanguages.get(part3=book.languages[index].lang_code).name)
-            if book.title != to_save["book_title"]:
+    for author in book.authors:
-                book.title = to_save["book_title"]
+        author_names.append(author.name)
-                edited_books_id.add(book.id)
+
-            input_authors = to_save["author_name"].split('&')
+    # Show form
-            input_authors = map(lambda it: it.strip(), input_authors)
+    if request.method != 'POST':
-            # we have all author names now
+        return render_title_template('book_edit.html', book=book, authors=author_names, cc=cc,
-            if input_authors == ['']:
+                                     title=_(u"edit metadata"))
-                input_authors = [_(u'unknown')]  # prevent empty Author
+
-            if book.authors:
+    # Update book
-                author0_before_edit = book.authors[0].name
+    edited_books_id = set()
+    to_save = request.form.to_dict()
+    if book.title != to_save["book_title"]:
+        book.title = to_save["book_title"]
+        edited_books_id.add(book.id)
+    input_authors = to_save["author_name"].split('&')
+    input_authors = map(lambda it: it.strip(), input_authors)
+    # we have all author names now
+    if input_authors == ['']:
+        input_authors = [_(u'unknown')]  # prevent empty Author
+    if book.authors:
+        author0_before_edit = book.authors[0].name
+    else:
+        author0_before_edit = db.Authors(_(u'unknown'),'',0)
+    modify_database_object(input_authors, book.authors, db.Authors, db.session, 'author')
+    if book.authors:
+        if author0_before_edit != book.authors[0].name:
+            edited_books_id.add(book.id)
+            book.author_sort = helper.get_sorted_author(input_authors[0])
+
+    if to_save["cover_url"] and os.path.splitext(to_save["cover_url"])[1].lower() == ".jpg":
+        img = requests.get(to_save["cover_url"])
+        if config.config_use_google_drive:
+            tmpDir = tempfile.gettempdir()
+            f = open(os.path.join(tmpDir, "uploaded_cover.jpg"), "wb")
+            f.write(img.content)
+            f.close()
+            gdriveutils.uploadFileToEbooksFolder(Gdrive.Instance().drive, os.path.join(book.path, 'cover.jpg'), os.path.join(tmpDir, f.name))
+        else:
+            f = open(os.path.join(config.config_calibre_dir, book.path, "cover.jpg"), "wb")
+            f.write(img.content)
+            f.close()
+        book.has_cover = 1
+
+    if book.series_index != to_save["series_index"]:
+        book.series_index = to_save["series_index"]
+
+    if len(book.comments):
+        book.comments[0].text = to_save["description"]
+    else:
+        book.comments.append(db.Comments(text=to_save["description"], book=book.id))
+
+    input_tags = to_save["tags"].split(',')
+    input_tags = map(lambda it: it.strip(), input_tags)
+    modify_database_object(input_tags, book.tags, db.Tags, db.session, 'tags')
+
+    input_series = [to_save["series"].strip()]
+    input_series = [x for x in input_series if x != '']
+    modify_database_object(input_series, book.series, db.Series, db.session, 'series')
+
+    input_languages = to_save["languages"].split(',')
+    input_languages = map(lambda it: it.strip().lower(), input_languages)
+
+    if to_save["pubdate"]:
+        try:
+            book.pubdate = datetime.datetime.strptime(to_save["pubdate"], "%Y-%m-%d")
+        except ValueError:
+            book.pubdate = db.Books.DEFAULT_PUBDATE
+    else:
+        book.pubdate = db.Books.DEFAULT_PUBDATE
+
+    # retranslate displayed text to language codes
+    languages = db.session.query(db.Languages).all()
+    input_l = []
+    for lang in languages:
+        try:
+            lang.name = LC.parse(lang.lang_code).get_language_name(get_locale()).lower()
+        except Exception:
+            lang.name = _(isoLanguages.get(part3=lang.lang_code).name).lower()
+        for inp_lang in input_languages:
+            if inp_lang == lang.name:
+                input_l.append(lang.lang_code)
+    modify_database_object(input_l, book.languages, db.Languages, db.session, 'languages')
+
+    if to_save["rating"].strip():
+        old_rating = False
+        if len(book.ratings) > 0:
+            old_rating = book.ratings[0].rating
+        ratingx2 = int(float(to_save["rating"]) * 2)
+        if ratingx2 != old_rating:
+            is_rating = db.session.query(db.Ratings).filter(db.Ratings.rating == ratingx2).first()
+            if is_rating:
+                book.ratings.append(is_rating)
             else:
-                author0_before_edit = db.Authors(_(u'unknown'),'',0)
+                new_rating = db.Ratings(rating=ratingx2)
-            modify_database_object(input_authors, book.authors, db.Authors, db.session, 'author')
+                book.ratings.append(new_rating)
-            if book.authors:
+            if old_rating:
-                if author0_before_edit != book.authors[0].name:
+                book.ratings.remove(book.ratings[0])
-                    edited_books_id.add(book.id)
+    else:
-                    book.author_sort = helper.get_sorted_author(input_authors[0])
+        if len(book.ratings) > 0:
+            book.ratings.remove(book.ratings[0])
 
-            if to_save["cover_url"] and os.path.splitext(to_save["cover_url"])[1].lower() == ".jpg":
+    for c in cc:
-                img = requests.get(to_save["cover_url"])
+        cc_string = "custom_column_" + str(c.id)
-                if config.config_use_google_drive:
+        if not c.is_multiple:
-                    tmpDir = tempfile.gettempdir()
+            if len(getattr(book, cc_string)) > 0:
-                    f = open(os.path.join(tmpDir, "uploaded_cover.jpg"), "wb")
+                cc_db_value = getattr(book, cc_string)[0].value
-                    f.write(img.content)
-                    f.close()
-                    gdriveutils.uploadFileToEbooksFolder(Gdrive.Instance().drive, os.path.join(book.path, 'cover.jpg'), os.path.join(tmpDir, f.name))
-                else:
-                    f = open(os.path.join(config.config_calibre_dir, book.path, "cover.jpg"), "wb")
-                    f.write(img.content)
-                    f.close()
-                book.has_cover = 1
-
-            if book.series_index != to_save["series_index"]:
-                book.series_index = to_save["series_index"]
-
-            if len(book.comments):
-                book.comments[0].text = to_save["description"]
             else:
-                book.comments.append(db.Comments(text=to_save["description"], book=book.id))
+                cc_db_value = None
-
+            if to_save[cc_string].strip():
-            input_tags = to_save["tags"].split(',')
+                if c.datatype == 'bool':
-            input_tags = map(lambda it: it.strip(), input_tags)
+                    if to_save[cc_string] == 'None':
-            modify_database_object(input_tags, book.tags, db.Tags, db.session, 'tags')
+                        to_save[cc_string] = None
-
-            input_series = [to_save["series"].strip()]
-            input_series = [x for x in input_series if x != '']
-            modify_database_object(input_series, book.series, db.Series, db.session, 'series')
-
-            input_languages = to_save["languages"].split(',')
-            input_languages = map(lambda it: it.strip().lower(), input_languages)
-
-            # retranslate displayed text to language codes
-            languages = db.session.query(db.Languages).all()
-            input_l = []
-            for lang in languages:
-                try:
-                    lang.name = LC.parse(lang.lang_code).get_language_name(get_locale()).lower()
-                except Exception:
-                    lang.name = _(isoLanguages.get(part3=lang.lang_code).name).lower()
-                for inp_lang in input_languages:
-                    if inp_lang == lang.name:
-                        input_l.append(lang.lang_code)
-            modify_database_object(input_l, book.languages, db.Languages, db.session, 'languages')
-
-            if to_save["rating"].strip():
-                old_rating = False
-                if len(book.ratings) > 0:
-                    old_rating = book.ratings[0].rating
-                ratingx2 = int(float(to_save["rating"]) * 2)
-                if ratingx2 != old_rating:
-                    is_rating = db.session.query(db.Ratings).filter(db.Ratings.rating == ratingx2).first()
-                    if is_rating:
-                        book.ratings.append(is_rating)
                     else:
-                        new_rating = db.Ratings(rating=ratingx2)
+                        to_save[cc_string] = 1 if to_save[cc_string] == 'True' else 0
-                        book.ratings.append(new_rating)
+                    if to_save[cc_string] != cc_db_value:
-                    if old_rating:
+                        if cc_db_value is not None:
-                        book.ratings.remove(book.ratings[0])
+                            if to_save[cc_string] is not None:
-            else:
+                                setattr(getattr(book, cc_string)[0], 'value', to_save[cc_string])
-                if len(book.ratings) > 0:
-                    book.ratings.remove(book.ratings[0])
-
-            for c in cc:
-                cc_string = "custom_column_" + str(c.id)
-                if not c.is_multiple:
-                    if len(getattr(book, cc_string)) > 0:
-                        cc_db_value = getattr(book, cc_string)[0].value
-                    else:
-                        cc_db_value = None
-                    if to_save[cc_string].strip():
-                        if c.datatype == 'bool':
-                            if to_save[cc_string] == 'None':
-                                to_save[cc_string] = None
                             else:
-                                to_save[cc_string] = 1 if to_save[cc_string] == 'True' else 0
+                                del_cc = getattr(book, cc_string)[0]
-                            if to_save[cc_string] != cc_db_value:
+                                getattr(book, cc_string).remove(del_cc)
-                                if cc_db_value is not None:
+                                db.session.delete(del_cc)
-                                    if to_save[cc_string] is not None:
-                                        setattr(getattr(book, cc_string)[0], 'value', to_save[cc_string])
-                                    else:
-                                        del_cc = getattr(book, cc_string)[0]
-                                        getattr(book, cc_string).remove(del_cc)
-                                        db.session.delete(del_cc)
-                                else:
-                                    cc_class = db.cc_classes[c.id]
-                                    new_cc = cc_class(value=to_save[cc_string], book=book_id)
-                                    db.session.add(new_cc)
-                        elif c.datatype == 'int':
-                            if to_save[cc_string] == 'None':
-                                to_save[cc_string] = None
-                            if to_save[cc_string] != cc_db_value:
-                                if cc_db_value is not None:
-                                    if to_save[cc_string] is not None:
-                                        setattr(getattr(book, cc_string)[0], 'value', to_save[cc_string])
-                                    else:
-                                        del_cc = getattr(book, cc_string)[0]
-                                        getattr(book, cc_string).remove(del_cc)
-                                        db.session.delete(del_cc)
-                                else:
-                                    cc_class = db.cc_classes[c.id]
-                                    new_cc = cc_class(value=to_save[cc_string], book=book_id)
-                                    db.session.add(new_cc)
-
                         else:
-                            if c.datatype == 'rating':
+                            cc_class = db.cc_classes[c.id]
-                                to_save[cc_string] = str(int(float(to_save[cc_string]) * 2))
+                            new_cc = cc_class(value=to_save[cc_string], book=book_id)
-                            if to_save[cc_string].strip() != cc_db_value:
+                            db.session.add(new_cc)
-                                if cc_db_value is not None:
+                elif c.datatype == 'int':
-                                    # remove old cc_val
+                    if to_save[cc_string] == 'None':
-                                    del_cc = getattr(book, cc_string)[0]
+                        to_save[cc_string] = None
-                                    getattr(book, cc_string).remove(del_cc)
+                    if to_save[cc_string] != cc_db_value:
-                                    if len(del_cc.books) == 0:
+                        if cc_db_value is not None:
-                                        db.session.delete(del_cc)
+                            if to_save[cc_string] is not None:
-                                cc_class = db.cc_classes[c.id]
+                                setattr(getattr(book, cc_string)[0], 'value', to_save[cc_string])
-                                new_cc = db.session.query(cc_class).filter(
+                            else:
-                                    cc_class.value == to_save[cc_string].strip()).first()
+                                del_cc = getattr(book, cc_string)[0]
-                                # if no cc val is found add it
+                                getattr(book, cc_string).remove(del_cc)
-                                if new_cc is None:
+                                db.session.delete(del_cc)
-                                    new_cc = cc_class(value=to_save[cc_string].strip())
+                        else:
-                                    db.session.add(new_cc)
+                            cc_class = db.cc_classes[c.id]
-                                    new_cc = db.session.query(cc_class).filter(
+                            new_cc = cc_class(value=to_save[cc_string], book=book_id)
-                                        cc_class.value == to_save[cc_string].strip()).first()
+                            db.session.add(new_cc)
-                                # add cc value to book
+
-                                getattr(book, cc_string).append(new_cc)
+                else:
-                    else:
+                    if c.datatype == 'rating':
+                        to_save[cc_string] = str(int(float(to_save[cc_string]) * 2))
+                    if to_save[cc_string].strip() != cc_db_value:
                         if cc_db_value is not None:
                             # remove old cc_val
                             del_cc = getattr(book, cc_string)[0]
                             getattr(book, cc_string).remove(del_cc)
                             if len(del_cc.books) == 0:
                                 db.session.delete(del_cc)
-                else:
+                        cc_class = db.cc_classes[c.id]
-                    input_tags = to_save[cc_string].split(',')
+                        new_cc = db.session.query(cc_class).filter(
-                    input_tags = map(lambda it: it.strip(), input_tags)
+                            cc_class.value == to_save[cc_string].strip()).first()
-                    modify_database_object(input_tags, getattr(book, cc_string),db.cc_classes[c.id], db.session, 'custom')
+                        # if no cc val is found add it
-            db.session.commit()
+                        if new_cc is None:
-            author_names = []
+                            new_cc = cc_class(value=to_save[cc_string].strip())
-            for author in book.authors:
+                            db.session.add(new_cc)
-                author_names.append(author.name)
+                            new_cc = db.session.query(cc_class).filter(
-            for b in edited_books_id:
+                                cc_class.value == to_save[cc_string].strip()).first()
-                if config.config_use_google_drive:
+                        # add cc value to book
-                    helper.update_dir_structure_gdrive(b)
+                        getattr(book, cc_string).append(new_cc)
-                else:
-                    helper.update_dir_stucture(b, config.config_calibre_dir)
-            if config.config_use_google_drive:
-                updateGdriveCalibreFromLocal()
-            if "detail_view" in to_save:
-                return redirect(url_for('show_book', book_id=book.id))
             else:
-                return render_title_template('book_edit.html', book=book, authors=author_names, cc=cc,
+                if cc_db_value is not None:
-                                             title=_(u"edit metadata"))
+                    # remove old cc_val
+                    del_cc = getattr(book, cc_string)[0]
+                    getattr(book, cc_string).remove(del_cc)
+                    if len(del_cc.books) == 0:
+                        db.session.delete(del_cc)
         else:
-            return render_title_template('book_edit.html', book=book, authors=author_names, cc=cc,
+            input_tags = to_save[cc_string].split(',')
-                                         title=_(u"edit metadata"))
+            input_tags = map(lambda it: it.strip(), input_tags)
+            modify_database_object(input_tags, getattr(book, cc_string),db.cc_classes[c.id], db.session, 'custom')
+    db.session.commit()
+    author_names = []
+    for author in book.authors:
+        author_names.append(author.name)
+    for b in edited_books_id:
+        if config.config_use_google_drive:
+            helper.update_dir_structure_gdrive(b)
+        else:
+            helper.update_dir_stucture(b, config.config_calibre_dir)
+    if config.config_use_google_drive:
+        updateGdriveCalibreFromLocal()
+    if "detail_view" in to_save:
+        return redirect(url_for('show_book', book_id=book.id))
     else:
-        flash(_(u"Error opening eBook. File does not exist or file is not accessible"), category="error")
+        return render_title_template('book_edit.html', book=book, authors=author_names, cc=cc,
-        return redirect(url_for("index"))
+                                     title=_(u"edit metadata"))
 
 
 @app.route("/upload", methods=["GET", "POST"])