Add book link in the about menu

Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>

HISTORY.rst

@@ -40,6 +40,7 @@
   Thanks to Patrick Hütter (@PatrickHuetter) for the report.
 - Rename all instances of the IMAP server from mailbox to 
   server for clarity.
+- Add book link in the about menu.
 
 3.2.8 (2019-10-01)
 ==================

mayan/apps/common/apps.py

@@ -22,7 +22,7 @@ from .handlers import (
     handler_user_locale_profile_session_config, handler_user_locale_profile_create
 )
 from .links import (
-    link_about, link_current_user_locale_profile_edit, link_license,
+    link_about, link_book, link_current_user_locale_profile_edit, link_license,
     link_object_error_list_clear, link_setup, link_tools
 )
 
@@ -108,7 +108,7 @@ class CommonApp(MayanAppConfig):
 
         menu_about.bind_links(
             links=(
-                link_tools, link_setup, link_about, link_license,
+                link_tools, link_setup, link_about, link_book, link_license,
             )
         )
 

mayan/apps/common/icons.py

@@ -11,6 +11,7 @@ icon_add_all = Icon(
 )
 icon_assign_remove_add = Icon(driver_name='fontawesome', symbol='plus')
 icon_assign_remove_remove = Icon(driver_name='fontawesome', symbol='minus')
+icon_book = Icon(driver_name='fontawesome', symbol='book')
 icon_confirm_form_submit = Icon(driver_name='fontawesome', symbol='check')
 icon_confirm_form_cancel = Icon(driver_name='fontawesome', symbol='times')
 icon_current_user_locale_profile_details = Icon(

mayan/apps/common/links.py

@@ -6,7 +6,7 @@ from django.utils.translation import ugettext_lazy as _
 from mayan.apps.navigation.classes import Link
 
 from .icons import (
-    icon_about, icon_current_user_locale_profile_details,
+    icon_about, icon_book, icon_current_user_locale_profile_details,
     icon_current_user_locale_profile_edit, icon_documentation,
     icon_forum, icon_license, icon_object_error_list_with_icon,
     icon_setup, icon_source_code, icon_support, icon_tools
@@ -35,6 +35,10 @@ def get_kwargs_factory(variable_name):
 link_about = Link(
     icon_class=icon_about, text=_('About this'), view='common:about_view'
 )
+link_book = Link(
+    icon_class=icon_book, tags='new_window', text=_('Get the book'),
+    url='https://mayan-edms.com/book/'
+)
 link_current_user_locale_profile_details = Link(
     icon_class=icon_current_user_locale_profile_details,
     text=_('Locale profile'),