Cleanup

__main__.py

@@ -14,6 +14,7 @@
         ✓ Image reflow
         ✓ Search bar in toolbar
         ✓ Shift focus to the tab that has the book open
+        Tie file deletion and tab closing to model updates
         ? Create emblem per filetype
         Look into how you might group icons
         Ignore a / the / numbers for sorting purposes
@@ -63,7 +64,8 @@ import database
 import sorter
 
 from widgets import LibraryToolBar, BookToolBar, Tab, LibraryDelegate
-from subclasses import Settings, Library
+from library import Library
+from settings import Settings
 
 
 class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
@@ -242,7 +244,7 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
 
             self.bookToolBar.hide()
             self.libraryToolBar.show()
-
+        
             if self.lib_ref.proxy_model:
                 # Making the proxy model available doesn't affect
                 # memory utilization at all. Bleh.
@@ -287,6 +289,11 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
         # We're also updating the underlying model to have real-time
         # updates on the read status
         # Find index of the model item that corresponds to the tab
+        
+        # Set a baseline model index in case the item gets deleted
+        # E.g It's open in a tab and deleted from the library
+        model_index = None
+
         start_index = self.viewModel.index(0, 0)
         matching_item = self.viewModel.match(
             start_index,
@@ -298,9 +305,11 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
             model_index = self.viewModel.index(model_row, 0)
 
         current_tab.metadata[
-            'position']['current_chapter'] = self.bookToolBar.tocBox.currentIndex() + 1
+            'position']['current_chapter'] = event + 1
-        self.viewModel.setData(
+
-            model_index, current_tab.metadata['position'], QtCore.Qt.UserRole + 7)
+        if model_index:
+            self.viewModel.setData(
+                model_index, current_tab.metadata['position'], QtCore.Qt.UserRole + 7)
 
         current_tab.contentView.verticalScrollBar().setValue(0)
         current_tab.contentView.setHtml(required_content)

library.py

@@ -3,7 +3,9 @@
 import os
 import pickle
 import database
+
 from PyQt5 import QtWidgets, QtGui, QtCore
+from widgets import MyAbsModel
 
 
 class Library:
@@ -107,88 +109,3 @@ class Library:
         self.proxy_model.setSortRole(
             QtCore.Qt.UserRole + self.parent_window.libraryToolBar.sortingBox.currentIndex())
         self.proxy_model.sort(0)
-
-
-class Settings:
-    def __init__(self, parent):
-        self.parent_window = parent
-        self.settings = QtCore.QSettings('Lector', 'Lector')
-
-        self.default_profile1 = {
-            'font': 'Noto Sans',
-            'foreground': '#000000',
-            'background': '#d8d8d8',
-            'padding': 140,
-            'font_size': 20,
-            'line_spacing': 1.5}
-
-        self.default_profile2 = {
-            'font': 'Roboto',
-            'foreground': '#c2c2c2',
-            'background': '#161616',
-            'padding': 140,
-            'font_size': 20,
-            'line_spacing': 1.5}
-
-        self.default_profile3 = {
-            'font': 'Roboto',
-            'foreground': '#657b83',
-            'background': '#002b36',
-            'padding': 140,
-            'font_size': 20,
-            'line_spacing': 1.5}
-
-    def read_settings(self):
-        self.settings.beginGroup('mainWindow')
-        self.parent_window.resize(self.settings.value(
-            'windowSize',
-            QtCore.QSize(1299, 748)))
-        self.parent_window.move(self.settings.value(
-            'windowPosition',
-            QtCore.QPoint(286, 141)))
-        self.settings.endGroup()
-
-        self.settings.beginGroup('runtimeVariables')
-        self.parent_window.last_open_path = self.settings.value(
-            'lastOpenPath', os.path.expanduser('~'))
-        self.parent_window.database_path = self.settings.value(
-            'databasePath',
-            QtCore.QStandardPaths.writableLocation(QtCore.QStandardPaths.AppDataLocation))
-        self.parent_window.display_profiles = self.settings.value(
-            'displayProfiles', [
-                self.default_profile1,
-                self.default_profile2,
-                self.default_profile3])
-        self.parent_window.current_profile_index = int(self.settings.value(
-            'currentProfileIndex', 0))
-        self.settings.endGroup()
-
-    def save_settings(self):
-        self.settings.beginGroup('mainWindow')
-        self.settings.setValue('windowSize', self.parent_window.size())
-        self.settings.setValue('windowPosition', self.parent_window.pos())
-        self.settings.endGroup()
-
-        self.settings.beginGroup('runtimeVariables')
-        self.settings.setValue('lastOpenPath', self.parent_window.last_open_path)
-        self.settings.setValue('databasePath', self.parent_window.database_path)
-
-        current_profile1 = self.parent_window.bookToolBar.profileBox.itemData(
-            0, QtCore.Qt.UserRole)
-        current_profile2 = self.parent_window.bookToolBar.profileBox.itemData(
-            1, QtCore.Qt.UserRole)
-        current_profile3 = self.parent_window.bookToolBar.profileBox.itemData(
-            2, QtCore.Qt.UserRole)
-        current_profile_index = self.parent_window.bookToolBar.profileBox.currentIndex()
-        self.settings.setValue('displayProfiles', [
-            current_profile1,
-            current_profile2,
-            current_profile3])
-        self.settings.setValue('currentProfileIndex', current_profile_index)
-        self.settings.endGroup()
-
-
-class MyAbsModel(QtGui.QStandardItemModel, QtCore.QAbstractItemModel):
-    def __init__(self, parent=None):
-        # We're using this to be able to access the match() method
-        super(MyAbsModel, self).__init__(parent)

parsers/cbz.py

@@ -47,16 +47,24 @@ class ParseCBZ:
         # This is a brute force approach
         # Maybe try reading from the file as everything
         # matures a little bit more
-        tmp_dir = tempfile.mkdtemp()
+        temp_dir = tempfile.mkdtemp()
 
         contents = collections.OrderedDict()
         for count, i in enumerate(self.book.infolist()):
-            self.book.extract(i, path=tmp_dir)
+            self.book.extract(i, path=temp_dir)
             page_name = 'Page ' + str(count + 1)
-            image_path = os.path.join(tmp_dir, i.filename)
+            image_path = os.path.join(temp_dir, i.filename)
             # This does image returns.
+
             # TODO
             # Image resizing, formatting
-            # Cleanup after exit
+            # Include this as a collection of absolute paths only
+            # Post processing can be carried out by the program
+
             contents[page_name] = "<img src='%s' align='middle'/>" % image_path
-        return contents, tmp_dir
+
+        file_settings = {
+            'temp_dir': temp_dir,
+            'images_only': True}
+
+        return contents, file_settings

parsers/epub.py

@@ -138,5 +138,10 @@ class ParseEPUB:
                 except AttributeError:
                     contents[title] = ''
 
-        # The 1th index is a directory that has to be cleaned up if needed
+        # Special settings that have to be returned with the file
-        return contents, None
+        # Referenced in sorter.py
+        file_settings = {
+            'temp_dir': None,
+            'images_only': False}
+
+        return contents, file_settings

settings.py

@@ -0,0 +1,83 @@
+#!/usr/bin/env python3
+
+import os
+from PyQt5 import QtCore
+
+
+class Settings:
+    def __init__(self, parent):
+        self.parent_window = parent
+        self.settings = QtCore.QSettings('Lector', 'Lector')
+
+        self.default_profile1 = {
+            'font': 'Noto Sans',
+            'foreground': '#000000',
+            'background': '#d8d8d8',
+            'padding': 140,
+            'font_size': 20,
+            'line_spacing': 1.5}
+
+        self.default_profile2 = {
+            'font': 'Roboto',
+            'foreground': '#c2c2c2',
+            'background': '#161616',
+            'padding': 140,
+            'font_size': 20,
+            'line_spacing': 1.5}
+
+        self.default_profile3 = {
+            'font': 'Roboto',
+            'foreground': '#657b83',
+            'background': '#002b36',
+            'padding': 140,
+            'font_size': 20,
+            'line_spacing': 1.5}
+
+    def read_settings(self):
+        self.settings.beginGroup('mainWindow')
+        self.parent_window.resize(self.settings.value(
+            'windowSize',
+            QtCore.QSize(1299, 748)))
+        self.parent_window.move(self.settings.value(
+            'windowPosition',
+            QtCore.QPoint(286, 141)))
+        self.settings.endGroup()
+
+        self.settings.beginGroup('runtimeVariables')
+        self.parent_window.last_open_path = self.settings.value(
+            'lastOpenPath', os.path.expanduser('~'))
+        self.parent_window.database_path = self.settings.value(
+            'databasePath',
+            QtCore.QStandardPaths.writableLocation(QtCore.QStandardPaths.AppDataLocation))
+        self.parent_window.display_profiles = self.settings.value(
+            'displayProfiles', [
+                self.default_profile1,
+                self.default_profile2,
+                self.default_profile3])
+        self.parent_window.current_profile_index = int(self.settings.value(
+            'currentProfileIndex', 0))
+        self.settings.endGroup()
+
+    def save_settings(self):
+        self.settings.beginGroup('mainWindow')
+        self.settings.setValue('windowSize', self.parent_window.size())
+        self.settings.setValue('windowPosition', self.parent_window.pos())
+        self.settings.endGroup()
+
+        self.settings.beginGroup('runtimeVariables')
+        self.settings.setValue('lastOpenPath', self.parent_window.last_open_path)
+        self.settings.setValue('databasePath', self.parent_window.database_path)
+
+        current_profile1 = self.parent_window.bookToolBar.profileBox.itemData(
+            0, QtCore.Qt.UserRole)
+        current_profile2 = self.parent_window.bookToolBar.profileBox.itemData(
+            1, QtCore.Qt.UserRole)
+        current_profile3 = self.parent_window.bookToolBar.profileBox.itemData(
+            2, QtCore.Qt.UserRole)
+        current_profile_index = self.parent_window.bookToolBar.profileBox.currentIndex()
+        self.settings.setValue('displayProfiles', [
+            current_profile1,
+            current_profile2,
+            current_profile3])
+        self.settings.setValue('currentProfileIndex', current_profile_index)
+        self.settings.endGroup()

sorter.py

@@ -121,8 +121,17 @@ class BookSorter:
 
             if self.mode == 'reading':
                 all_content = book_ref.get_contents()
+
+                # get_contents() returns a tuple. Index 1 is a collection of
+                # special settings that depend on the kind of data being parsed.
+                # Currently, this includes:
+                # Temporary Directory       temp_dir        STR     Deleted upon exit
+                # Only images included      images_only     BOOL    Specify only paths to images
+                #                                                   File will not be cached on exit
+
                 content = all_content[0]
-                temp_dir = all_content[1]
+                temp_dir = all_content[1]['temp_dir']
+                images_only = all_content[1]['images_only']
 
                 if not content.keys():
                     content['Invalid'] = 'Possible Parse Error'
@@ -137,7 +146,8 @@ class BookSorter:
                     'path': filename,
                     'position': position,
                     'content': content,
-                    'temp_dir': temp_dir}
+                    'temp_dir': temp_dir,
+                    'images_only': images_only}
 
 
     def initiate_threads(self):

widgets.py

@@ -366,3 +366,9 @@ class LibraryDelegate(QtWidgets.QStyledItemDelegate):
 
         else:
             QtWidgets.QStyledItemDelegate.paint(self, painter, option, index)
+
+
+class MyAbsModel(QtGui.QStandardItemModel, QtCore.QAbstractItemModel):
+    def __init__(self, parent=None):
+        # We're using this to be able to access the match() method
+        super(MyAbsModel, self).__init__(parent)