Added plugin for limiting the number of consecutive skips or postpones

safeeyes/config/locale/en_US/LC_MESSAGES/safeeyes.po

@@ -500,3 +500,19 @@ msgstr "Pause media"
 # plugin/healthstats
 #~ msgid "Interval to reset statistics (in hours)"
 #~ msgstr "Interval to reset statistics (in hours)"
+
+# plugin/limitconsecutiveskipping
+msgid "Limit Consecutive Skipping"
+msgstr "Limit Consecutive Skipping"
+
+# plugin/limitconsecutiveskipping
+msgid "How many skips or postpones are allowed in a row"
+msgstr "How many skips or postpones are allowed in a row"
+
+# plugin/limitconsecutiveskipping
+msgid "Limit how many breaks can be skipped or postponed in a row"
+msgstr "Limit how many breaks can be skipped or postponed in a row"
+
+# plugin/limitconsecutiveskipping
+msgid "Skipped or postponed %d/%d breaks in a row"
+msgstr "Skipped or postponed %d/%d breaks in a row"

safeeyes/core.py

@@ -67,6 +67,8 @@ class SafeEyesCore:
         self.context = context
         self.context['skipped'] = False
         self.context['postponed'] = False
+        self.context['skip_button_disabled'] = False
+        self.context['postpone_button_disabled'] = False
         self.context['state'] = State.WAITING
 
     def initialize(self, config):
@@ -288,6 +290,8 @@ class SafeEyesCore:
 
         # Reset the skipped flag
         self.context['skipped'] = False
+        self.context['skip_button_disabled'] = False
+        self.context['postpone_button_disabled'] = False
         self.__start_next_break()
 
     def __wait_for(self, duration):

safeeyes/plugins/limitconsecutiveskipping/config.json

@@ -0,0 +1,23 @@
+{
+    "meta": {
+        "name": "Limit Consecutive Skipping",
+        "description": "Limit how many breaks can be skipped or postponed in a row",
+        "version": "0.0.1"
+    },
+    "dependencies": {
+        "python_modules": [],
+        "shell_commands": [],
+        "operating_systems": [],
+        "desktop_environments": [],
+        "resources": []
+    },
+    "settings": [{
+        "id": "number_of_allowed_skips_in_a_row",
+        "label": "How many skips or postpones are allowed in a row",
+        "type": "INT",
+        "default": 2,
+        "min": 1,
+        "max": 100
+    }],
+    "break_override_allowed": true
+}

safeeyes/plugins/limitconsecutiveskipping/plugin.py

@@ -0,0 +1,99 @@
+#!/usr/bin/env python
+# Safe Eyes is a utility to remind you to take break frequently
+# to protect your eyes from eye strain.
+
+# Copyright (C) 2017  Gobinath
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""
+Show health statistics on the break screen.
+"""
+
+import logging
+
+context = None
+no_of_skipped_breaks = 0
+session = None
+enabled = True
+
+def init(ctx, safeeyes_config, plugin_config):
+    """
+    Initialize the plugin.
+    """
+    global enabled
+    global context
+    global session
+    global no_of_skipped_breaks
+    global no_allowed_skips
+
+    logging.debug('Initialize Limit consecutive skipping plugin')
+    context = ctx
+
+    no_allowed_skips = plugin_config.get('number_of_allowed_skips_in_a_row', 2)
+
+    if session is None:
+        # Read the session
+        session = context['session']['plugin'].get('limitconsecutiveskipping', None)
+        if session is None:
+            session = {'no_of_skipped_breaks': 0}
+            context['session']['plugin']['limitconsecutiveskipping'] = session
+        no_of_skipped_breaks = session.get('no_of_skipped_breaks', 0)
+
+
+def on_stop_break():
+    """
+    After the break, check if it is skipped.
+    """
+    # Check if the plugin is enabled
+    if not enabled:
+        return
+
+    global no_of_skipped_breaks
+    if context['skipped'] or context['postponed']:
+        no_of_skipped_breaks += 1
+        session['no_of_skipped_breaks'] = no_of_skipped_breaks
+    else:
+        no_of_skipped_breaks = 0
+        session['no_of_skipped_breaks'] = no_of_skipped_breaks
+
+
+def on_start_break(break_obj):
+    logging.debug('Skipped / allowed = {} / {}'.format(no_of_skipped_breaks, no_allowed_skips))
+
+    if no_of_skipped_breaks >= no_allowed_skips:
+        context['postpone_button_disabled'] = True
+        context['skip_button_disabled'] = True
+
+
+def get_widget_title(break_obj):
+    """
+    Return the widget title.
+    """
+    # Check if the plugin is enabled
+    if not enabled:
+        return ""
+
+    return _('Limit Consecutive Skipping')
+
+
+def get_widget_content(break_obj):
+    """
+    Return the statistics.
+    """
+    # Check if the plugin is enabled
+    if not enabled:
+        return ""
+
+    return _('Skipped or postponed %d/%d breaks in a row') % (no_of_skipped_breaks, no_allowed_skips)
+

safeeyes/ui/break_screen.py

@@ -155,6 +155,9 @@ class BreakScreen:
         no_of_monitors = screen.get_n_monitors()
         logging.info("Show break screens in %d display(s)", no_of_monitors)
 
+        skip_button_disabled = self.context.get('skip_button_disabled', False)
+        postpone_button_disabled = self.context.get('postpone_button_disabled', False)
+
         for monitor in range(no_of_monitors):
             monitor_gemoetry = screen.get_monitor_geometry(monitor)
             x = monitor_gemoetry.x
@@ -186,7 +189,7 @@ class BreakScreen:
                 toolbar_button.show()
 
             # Add the buttons
-            if self.enable_postpone:
+            if self.enable_postpone and not postpone_button_disabled:
                 # Add postpone button
                 btn_postpone = Gtk.Button(_('Postpone'))
                 btn_postpone.get_style_context().add_class('btn_postpone')
@@ -194,7 +197,7 @@ class BreakScreen:
                 btn_postpone.set_visible(True)
                 box_buttons.pack_start(btn_postpone, True, True, 0)
 
-            if not self.strict_break:
+            if not self.strict_break and not skip_button_disabled:
                 # Add the skip button
                 btn_skip = Gtk.Button(_('Skip'))
                 btn_skip.get_style_context().add_class('btn_skip')