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|
# Copyright (C) 2016-2018 Damon Lynch <damonlynch@gmail.com>
# This file is part of Rapid Photo Downloader.
#
# Rapid Photo Downloader 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.
#
# Rapid Photo Downloader 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 Rapid Photo Downloader. If not,
# see <http://www.gnu.org/licenses/>.
"""
Display download destination details
"""
__author__ = 'Damon Lynch'
__copyright__ = "Copyright 2016-2018, Damon Lynch"
import os
import math
from typing import Optional, Dict, Tuple, Union, DefaultDict, Set
import logging
from collections import defaultdict
from gettext import gettext as _
from PyQt5.QtCore import (QSize, Qt, QStorageInfo, QRect, pyqtSlot, QPoint)
from PyQt5.QtWidgets import (QStyleOptionFrame, QStyle, QStylePainter, QWidget, QSplitter,
QSizePolicy, QAction, QMenu, QActionGroup)
from PyQt5.QtGui import (QColor, QPixmap, QIcon, QPaintEvent, QPalette, QMouseEvent)
from raphodo.devicedisplay import DeviceDisplay, BodyDetails, icon_size
from raphodo.storage import (StorageSpace, get_path_display_name, get_mount_size)
from raphodo.constants import (CustomColors, DestinationDisplayType, DisplayingFilesOfType,
DestinationDisplayMousePos, PresetPrefType, NameGenerationType,
DestinationDisplayTooltipState, FileType)
from raphodo.utilities import thousands, format_size_for_user
from raphodo.rpdfile import FileTypeCounter, Photo, Video
from raphodo.nameeditor import PrefDialog, make_subfolder_menu_entry
import raphodo.generatenameconfig as gnc
from raphodo.generatenameconfig import *
def make_body_details(bytes_total: int,
bytes_free: int,
files_to_display: DisplayingFilesOfType,
marked: FileTypeCounter,
photos_size_to_download: int,
videos_size_to_download: int) -> BodyDetails:
"""
Gather the details to render for destination storage usage
for photo and video downloads, and their backups.
:param bytes_total:
:param bytes_free:
:param files_to_display:
:param marked:
:param photos_size_to_download:
:param videos_size_to_download:
:return:
"""
bytes_total_text = format_size_for_user(bytes_total, no_decimals=0)
existing_bytes = bytes_total - bytes_free
existing_size = format_size_for_user(existing_bytes)
photos = videos = photos_size = videos_size = ''
if files_to_display != DisplayingFilesOfType.videos:
photos = _('%(no_photos)s Photos') % {'no_photos':
thousands(marked[FileType.photo])}
photos_size = format_size_for_user(photos_size_to_download)
if files_to_display != DisplayingFilesOfType.photos:
videos = _('%(no_videos)s Videos') % {'no_videos':
thousands(marked[FileType.video])}
videos_size = format_size_for_user(videos_size_to_download)
size_to_download = photos_size_to_download + videos_size_to_download
comp1_file_size_sum = photos_size_to_download
comp2_file_size_sum = videos_size_to_download
comp3_file_size_sum = existing_bytes
comp1_text = photos
comp2_text = videos
comp3_text = _('Used')
comp4_text = _('Excess')
comp1_size_text = photos_size
comp2_size_text = videos_size
comp3_size_text = existing_size
bytes_to_use = size_to_download + existing_bytes
percent_used = ''
if bytes_total == 0:
bytes_free_of_total = _('Device size unknown')
comp4_file_size_sum = 0
comp4_size_text = 0
comp3_size_text = 0
elif bytes_to_use > bytes_total:
bytes_total_ = bytes_total
bytes_total = bytes_to_use
excess_bytes = bytes_to_use - bytes_total_
comp4_file_size_sum = excess_bytes
comp4_size_text = format_size_for_user(excess_bytes)
bytes_free_of_total = _('No space free on %(size_total)s device') % dict(
size_total=bytes_total_text
)
else:
comp4_file_size_sum = 0
comp4_size_text = 0
bytes_free = bytes_total - bytes_to_use
bytes_free_of_total = _('%(size_free)s free of %(size_total)s') % dict(
size_free=format_size_for_user(bytes_free, no_decimals=1),
size_total=bytes_total_text
)
return BodyDetails(
bytes_total_text=bytes_total_text,
bytes_total=bytes_total,
percent_used_text=percent_used,
bytes_free_of_total=bytes_free_of_total,
comp1_file_size_sum=comp1_file_size_sum,
comp2_file_size_sum=comp2_file_size_sum,
comp3_file_size_sum=comp3_file_size_sum,
comp4_file_size_sum=comp4_file_size_sum,
comp1_text=comp1_text,
comp2_text=comp2_text,
comp3_text=comp3_text,
comp4_text=comp4_text,
comp1_size_text=comp1_size_text,
comp2_size_text=comp2_size_text,
comp3_size_text=comp3_size_text,
comp4_size_text=comp4_size_text,
color1=QColor(CustomColors.color1.value),
color2=QColor(CustomColors.color2.value),
color3=QColor(CustomColors.color3.value),
displaying_files_of_type=files_to_display
)
def adjusted_download_size(photos_size_to_download: int,
videos_size_to_download: int,
os_stat_device: int,
downloading_to) -> Tuple[int, int]:
"""
Adjust download size to account for situations where
photos and videos are being backed up to the same
partition (device) they're downloaded to.
:return: photos_size_to_download, videos_size_to_download
"""
if os_stat_device in downloading_to:
file_types = downloading_to[os_stat_device]
if FileType.photo in file_types:
photos_size_to_download = photos_size_to_download * 2
if FileType.video in file_types:
videos_size_to_download = videos_size_to_download * 2
return photos_size_to_download, videos_size_to_download
class DestinationDisplay(QWidget):
"""
Custom widget handling the display of download destinations, not including the file system
browsing component.
Serves a dual purpose, depending on whether photos and videos are being downloaded
to the same file system or not:
1. Display how much storage space the checked files will use in addition
to the space used by existing files.
2. Display the download destination (path), and a local menu to control subfolder
generation.
Where photos and videos are being downloaded to the same file system, the storage space display
is combined into one widget, which appears in its own panel above the photo and video
destination panels.
Where photos and videos are being downloaded to different file systems, the combined
display (above) is invisible, and photo and video panels have the own section in which
to display their storage space display
"""
photos = _('Photos')
videos = _('Videos')
projected_space_msg = _('Projected storage use after download')
def __init__(self, menu: bool=False,
file_type: FileType=None,
parent=None) -> None:
"""
:param menu: whether to render a drop down menu
:param file_type: whether for photos or videos. Relevant only for menu display.
"""
super().__init__(parent)
self.rapidApp = parent
if parent is not None:
self.prefs = self.rapidApp.prefs
else:
self.prefs = None
self.storage_space = None # type: StorageSpace
self.map_action = dict() # type: Dict[int, QAction]
if menu:
menuIcon = QIcon(':/icons/settings.svg')
self.file_type = file_type
self.createActionsAndMenu()
self.mouse_pos = DestinationDisplayMousePos.normal
self.tooltip_display_state = DestinationDisplayTooltipState.path
else:
menuIcon = None
self.menu = None
self.mouse_pos = None
self.tooltip_display_state = None
self.deviceDisplay = DeviceDisplay(menuButtonIcon=menuIcon)
size = icon_size()
self.icon = QIcon(':/icons/folder.svg').pixmap(QSize(size, size)) # type: QPixmap
self.display_name = ''
self.photos_size_to_download = self.videos_size_to_download = 0
self.files_to_display = None # type: DisplayingFilesOfType
self.marked = FileTypeCounter()
self.display_type = None # type: DestinationDisplayType
self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
# default number of built-in subfolder generation defaults
self.no_builtin_defaults = 5
self.max_presets = 5
# maximum number of menu entries showing name generation presets
self.max_menu_entries = self.no_builtin_defaults + self.max_presets
self.sample_rpd_file = None # type: Union[Photo, Video]
self.os_stat_device = 0 # type: int
self._downloading_to = defaultdict(list) # type: DefaultDict[int, Set[FileType]]
@property
def downloading_to(self) -> DefaultDict[int, Set[FileType]]:
return self._downloading_to
@downloading_to.setter
def downloading_to(self, downloading_to) -> None:
if downloading_to is not None:
self._downloading_to = downloading_to
# TODO determine if this is always needed here
self.update()
def createActionsAndMenu(self) -> None:
self.setMouseTracking(True)
self.menu = QMenu()
if self.file_type == FileType.photo:
defaults = gnc.PHOTO_SUBFOLDER_MENU_DEFAULTS
else:
defaults = gnc.VIDEO_SUBFOLDER_MENU_DEFAULTS
self.subfolder0Act = QAction(
make_subfolder_menu_entry(defaults[0]),
self,
checkable=True,
triggered=self.doSubfolder0
)
self.subfolder1Act = QAction(
make_subfolder_menu_entry(defaults[1]),
self,
checkable=True,
triggered=self.doSubfolder1
)
self.subfolder2Act = QAction(
make_subfolder_menu_entry(defaults[2]),
self,
checkable=True,
triggered=self.doSubfolder2
)
self.subfolder3Act = QAction(
make_subfolder_menu_entry(defaults[3]),
self,
checkable=True,
triggered=self.doSubfolder3
)
self.subfolder4Act = QAction(
make_subfolder_menu_entry(defaults[4]),
self,
checkable=True,
triggered=self.doSubfolder4
)
self.subfolder5Act = QAction(
'Preset 0',
self,
checkable=True,
triggered=self.doSubfolder5
)
self.subfolder6Act = QAction(
'Preset 1',
self,
checkable=True,
triggered=self.doSubfolder6
)
self.subfolder7Act = QAction(
'Preset 2',
self,
checkable=True,
triggered=self.doSubfolder7
)
self.subfolder8Act = QAction(
'Preset 3',
self,
checkable=True,
triggered=self.doSubfolder8
)
self.subfolder9Act = QAction(
'Preset 4',
self,
checkable=True,
triggered=self.doSubfolder9
)
# Translators: Custom refers to the user choosing a non-default value that
# they customize themselves
self.subfolderCustomAct = QAction(
_('Custom...'),
self,
checkable=True,
triggered=self.doSubfolderCustom
)
self.subfolderGroup = QActionGroup(self)
self.subfolderGroup.addAction(self.subfolder0Act)
self.subfolderGroup.addAction(self.subfolder1Act)
self.subfolderGroup.addAction(self.subfolder2Act)
self.subfolderGroup.addAction(self.subfolder3Act)
self.subfolderGroup.addAction(self.subfolder4Act)
self.subfolderGroup.addAction(self.subfolder5Act)
self.subfolderGroup.addAction(self.subfolder6Act)
self.subfolderGroup.addAction(self.subfolder7Act)
self.subfolderGroup.addAction(self.subfolder8Act)
self.subfolderGroup.addAction(self.subfolder9Act)
self.subfolderGroup.addAction(self.subfolderCustomAct)
self.menu.addAction(self.subfolder0Act)
self.menu.addAction(self.subfolder1Act)
self.menu.addAction(self.subfolder2Act)
self.menu.addAction(self.subfolder3Act)
self.menu.addAction(self.subfolder4Act)
self.menu.addSeparator()
self.menu.addAction(self.subfolder5Act)
self.menu.addAction(self.subfolder6Act)
self.menu.addAction(self.subfolder7Act)
self.menu.addAction(self.subfolder8Act)
self.menu.addAction(self.subfolder9Act)
self.menu.addAction(self.subfolderCustomAct)
self.map_action[0] = self.subfolder0Act
self.map_action[1] = self.subfolder1Act
self.map_action[2] = self.subfolder2Act
self.map_action[3] = self.subfolder3Act
self.map_action[4] = self.subfolder4Act
self.map_action[5] = self.subfolder5Act
self.map_action[6] = self.subfolder6Act
self.map_action[7] = self.subfolder7Act
self.map_action[8] = self.subfolder8Act
self.map_action[9] = self.subfolder9Act
self.map_action[-1] = self.subfolderCustomAct
def presetType(self) -> PresetPrefType:
if self.file_type == FileType.photo:
return PresetPrefType.preset_photo_subfolder
else:
return PresetPrefType.preset_video_subfolder
def _cacheCustomPresetValues(self) -> int:
"""
Get custom photo or video presets, and assign them to class members
:return: index into the combo of default prefs + custom prefs
"""
preset_type = self.presetType()
self.preset_names, self.preset_pref_lists = self.prefs.get_preset(preset_type=preset_type)
if self.file_type == FileType.photo:
index = self.prefs.photo_subfolder_index(self.preset_pref_lists)
else:
index = self.prefs.video_subfolder_index(self.preset_pref_lists)
return index
def setupMenuActions(self) -> None:
index = self._cacheCustomPresetValues()
action = self.map_action[index] # type: QAction
action.setChecked(True)
# Set visibility of custom presets menu items to match how many we are displaying
for idx, text in enumerate(self.preset_names[:self.max_presets]):
action = self.map_action[self.no_builtin_defaults + idx]
action.setText(text)
action.setVisible(True)
for i in range(self.max_presets - min(len(self.preset_names), self.max_presets)):
idx = len(self.preset_names) + self.no_builtin_defaults + i
action = self.map_action[idx]
action.setVisible(False)
def doSubfolder0(self) -> None:
self.menuItemChosen(0)
def doSubfolder1(self) -> None:
self.menuItemChosen(1)
def doSubfolder2(self) -> None:
self.menuItemChosen(2)
def doSubfolder3(self) -> None:
self.menuItemChosen(3)
def doSubfolder4(self) -> None:
self.menuItemChosen(4)
def doSubfolder5(self) -> None:
self.menuItemChosen(5)
def doSubfolder6(self) -> None:
self.menuItemChosen(6)
def doSubfolder7(self) -> None:
self.menuItemChosen(7)
def doSubfolder8(self) -> None:
self.menuItemChosen(8)
def doSubfolder9(self) -> None:
self.menuItemChosen(9)
def doSubfolderCustom(self):
self.menuItemChosen(-1)
def menuItemChosen(self, index: int) -> None:
self.mouse_pos = DestinationDisplayMousePos.normal
self.update()
user_pref_list = None
if index == -1:
if self.file_type == FileType.photo:
pref_defn = DICT_SUBFOLDER_L0
pref_list = self.prefs.photo_subfolder
generation_type = NameGenerationType.photo_subfolder
else:
pref_defn = DICT_VIDEO_SUBFOLDER_L0
pref_list = self.prefs.video_subfolder
generation_type = NameGenerationType.video_subfolder
prefDialog = PrefDialog(
pref_defn=pref_defn, user_pref_list=pref_list, generation_type=generation_type,
prefs=self.prefs, sample_rpd_file=self.sample_rpd_file,
max_entries=self.max_menu_entries
)
if prefDialog.exec():
user_pref_list = prefDialog.getPrefList()
if not user_pref_list:
user_pref_list = None
elif index >= self.no_builtin_defaults:
assert index < self.max_menu_entries
user_pref_list = self.preset_pref_lists[index - self.no_builtin_defaults]
else:
if self.file_type == FileType.photo:
user_pref_list = gnc.PHOTO_SUBFOLDER_MENU_DEFAULTS_CONV[index]
else:
user_pref_list = gnc.VIDEO_SUBFOLDER_MENU_DEFAULTS_CONV[index]
if user_pref_list is not None:
logging.debug("Updating %s subfolder generation preference value", self.file_type.name)
if self.file_type == FileType.photo:
self.prefs.photo_subfolder = user_pref_list
else:
self.prefs.video_subfolder = user_pref_list
self.rapidApp.folder_preview_manager.change_subfolder_structure()
def setDestination(self, path: str) -> None:
"""
Set the downloaded destination path
:param path: valid path
"""
self.display_name, self.path = get_path_display_name(path)
try:
self.os_stat_device = os.stat(path).st_dev
except FileNotFoundError:
logging.error('Cannot set download destination display: %s does not exist', path)
self.os_stat_device = 0
mount = QStorageInfo(path)
bytes_total, bytes_free = get_mount_size(mount=mount)
self.storage_space = StorageSpace(bytes_free=bytes_free, bytes_total=bytes_total, path=path)
def setDownloadAttributes(self, marked: FileTypeCounter,
photos_size: int,
videos_size: int,
files_to_display: DisplayingFilesOfType,
display_type: DestinationDisplayType,
merge: bool) -> None:
"""
Set the attributes used to generate the visual display of the
files marked to be downloaded
:param marked: number and type of files marked for download
:param photos_size: size in bytes of photos marked for download
:param videos_size: size in bytes of videos marked for download
:param files_to_display: whether displaying photos or videos or both
:param display_type: whether showing only the header (folder only),
usage only, or both
:param merge: whether to replace or add to the current values
"""
if not merge:
self.marked = marked
self.photos_size_to_download = photos_size
self.videos_size_to_download = videos_size
else:
self.marked.update(marked)
self.photos_size_to_download += photos_size
self.videos_size_to_download += videos_size
self.files_to_display = files_to_display
self.display_type = display_type
if self.display_type != DestinationDisplayType.usage_only:
self.tool_tip = self.path
else:
self.tool_tip = self.projected_space_msg
self.setToolTip(self.tool_tip)
self.update()
self.updateGeometry()
def sufficientSpaceAvailable(self) -> bool:
"""
Check to see that there is sufficient space with which to perform a download.
:return: True or False value if sufficient space. Will always return False if
the download destination is not yet set.
"""
if self.storage_space is None:
return False
# allow for destinations that don't properly report their size
if self.storage_space.bytes_total == 0:
return True
photos_size_to_download, videos_size_to_download = adjusted_download_size(
photos_size_to_download=self.photos_size_to_download,
videos_size_to_download=self.videos_size_to_download,
os_stat_device=self.os_stat_device,
downloading_to=self._downloading_to)
return photos_size_to_download + videos_size_to_download < self.storage_space.bytes_free
def paintEvent(self, event: QPaintEvent) -> None:
"""
Render the custom widget
"""
painter = QStylePainter()
painter.begin(self)
x = 0
y = 0
width = self.width()
rect = self.rect() # type: QRect
if self.display_type == DestinationDisplayType.usage_only and QSplitter().lineWidth():
# Draw a frame if that's what the style requires
option = QStyleOptionFrame()
option.initFrom(self)
painter.drawPrimitive(QStyle.PE_Frame, option)
w = QSplitter().lineWidth()
rect.adjust(w, w, -w, -w)
palette = QPalette()
backgroundColor = palette.base().color()
painter.fillRect(rect, backgroundColor)
if self.storage_space is None:
painter.end()
return
highlight_menu = self.mouse_pos == DestinationDisplayMousePos.menu
if self.display_type != DestinationDisplayType.usage_only:
# Render the folder icon, folder name, and the menu icon
self.deviceDisplay.paint_header(
painter=painter, x=x, y=y, width=width, display_name=self.display_name,
icon=self.icon, highlight_menu=highlight_menu
)
y = y + self.deviceDisplay.device_name_height
if self.display_type != DestinationDisplayType.folder_only:
# Render the projected storage space
if self.display_type == DestinationDisplayType.usage_only:
y += self.deviceDisplay.padding
photos_size_to_download, videos_size_to_download = adjusted_download_size(
photos_size_to_download=self.photos_size_to_download,
videos_size_to_download=self.videos_size_to_download,
os_stat_device=self.os_stat_device,
downloading_to=self._downloading_to
)
details = make_body_details(
bytes_total=self.storage_space.bytes_total,
bytes_free=self.storage_space.bytes_free,
files_to_display=self.files_to_display,
marked=self.marked,
photos_size_to_download=photos_size_to_download,
videos_size_to_download=videos_size_to_download
)
self.deviceDisplay.paint_body(
painter=painter, x=x, y=y, width=width, details=details
)
painter.end()
def sizeHint(self) -> QSize:
if self.display_type == DestinationDisplayType.usage_only:
height = self.deviceDisplay.padding
else:
height = 0
if self.display_type != DestinationDisplayType.usage_only:
height += self.deviceDisplay.device_name_height
if self.display_type != DestinationDisplayType.folder_only:
height += self.deviceDisplay.storage_height
return QSize(self.deviceDisplay.view_width, height)
def minimumSize(self) -> QSize:
return self.sizeHint()
@pyqtSlot(QMouseEvent)
def mousePressEvent(self, event: QMouseEvent) -> None:
if self.menu is None:
return
iconRect = self.deviceDisplay.menu_button_rect(0, 0, self.width())
if iconRect.contains(event.pos()):
if event.button() == Qt.LeftButton:
menuTopReal = iconRect.bottomLeft()
x = math.ceil(menuTopReal.x())
y = math.ceil(menuTopReal.y())
self.setupMenuActions()
self.menu.popup(self.mapToGlobal(QPoint(x, y)))
@pyqtSlot(QMouseEvent)
def mouseMoveEvent(self, event: QMouseEvent) -> None:
"""
Sets the tooltip depending on the position of the mouse.
"""
if self.menu is None:
# Relevant only for photo and video destination panels, not the combined
# storage space display.
return
if self.display_type == DestinationDisplayType.folders_and_usage:
# make tooltip different when hovering above storage space compared
# to when hovering above the destination folder
headerRect = QRect(0, 0, self.width(), self.deviceDisplay.device_name_height)
if not headerRect.contains(event.pos()):
if self.tooltip_display_state != DestinationDisplayTooltipState.storage_space:
# Display tooltip for storage space
self.setToolTip(self.projected_space_msg)
self.tooltip_display_state = DestinationDisplayTooltipState.storage_space
self.update()
return
iconRect = self.deviceDisplay.menu_button_rect(0, 0, self.width())
if iconRect.contains(event.pos()):
if self.mouse_pos == DestinationDisplayMousePos.normal:
self.mouse_pos = DestinationDisplayMousePos.menu
if self.file_type == FileType.photo:
self.setToolTip(_('Configure photo subfolder creation'))
else:
self.setToolTip(_('Configure video subfolder creation'))
self.tooltip_display_state = DestinationDisplayTooltipState.menu
self.update()
else:
if (self.mouse_pos == DestinationDisplayMousePos.menu or
self.tooltip_display_state != DestinationDisplayTooltipState.path):
self.mouse_pos = DestinationDisplayMousePos.normal
self.setToolTip(self.tool_tip)
self.tooltip_display_state = DestinationDisplayTooltipState.path
self.update()
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