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annotate cagou/core/share_widget.py @ 342:89799148f894

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core: use classes and factory to handle platform specific behaviours in a generic way
author Goffi <goffi@goffi.org>
date Sat, 04 Jan 2020 16:24:57 +0100
parents b0c9017a1db7
children 38fd457b2158
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336
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client
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5 # Copyright (C) 2016-2019 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20
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21 from pathlib import Path
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22 from sat.core import log as logging
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23 from sat.core.i18n import _
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24 from sat.tools.common import data_format
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25 from sat_frontends.tools import jid
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26 from kivy.uix.boxlayout import BoxLayout
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27 from kivy.uix.behaviors import ButtonBehavior
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28 from kivy.properties import StringProperty, DictProperty, ObjectProperty
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29 from kivy.core.window import Window
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30 from kivy.metrics import dp
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31 from .common import ContactItem
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32 from .constants import Const as C
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33 from cagou import G
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34
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35
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36 log = logging.getLogger(__name__)
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37
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38
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39 PLUGIN_INFO = {
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40 "name": _("share"),
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41 "main": "Share",
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42 "description": _("share a file"),
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43 "icon_symbol": "share",
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44 }
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45
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46 class ShareContactItem(ButtonBehavior, ContactItem):
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47
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48 def filterDataCb(self, data):
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49 G.host.doAction('chat', jid.JID(self.jid), [self.profile])
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50 chat_wid = G.host.selected_widget
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51
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52 if self.share_wid.type == 'text':
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53 text = self.share_wid.data['text']
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54 chat_wid.message_input.text += text
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55 else:
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56 path = self.share_wid.data['path']
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57 chat_wid.transferFile(path, cleaning_cb=data.get('cleaning_cb'))
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58 self.share_wid.close()
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59
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60 def filterDataEb(self, failure_):
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61 G.host.addNote(
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62 _("file filter error"),
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63 _("Can't apply filter to file: {msg}").format(msg=failure_),
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64 level=C.XMLUI_DATA_LVL_ERROR)
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65
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66 def on_press(self):
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67 self.share_wid = G.host.getAncestorWidget(self, ShareWidget)
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68 self.share_wid.getFilteredData(self.filterDataCb, self.filterDataEb)
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69
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70
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71 class TextPreview(BoxLayout):
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72 """Widget previewing shared text"""
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73 text = StringProperty()
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74
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75
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76 class ImagePreview(BoxLayout):
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77 """Widget previewing shared image"""
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78 path = StringProperty()
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79 reduce_layout = ObjectProperty()
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80 reduce_checkbox = ObjectProperty()
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81
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82 def _checkImageCb(self, report_raw):
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83 self.report = data_format.deserialise(report_raw)
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84 if self.report['too_large']:
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85 self.reduce_layout.opacity = 1
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86 self.reduce_layout.height = self.reduce_layout.minimum_height + dp(10)
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87 self.reduce_layout.padding = [0, dp(5)]
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88
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89 def _checkImageEb(self, failure_):
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90 log.error(f"Can't check image: {failure_}")
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91
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92 def on_path(self, wid, path):
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93 G.host.bridge.imageCheck(
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94 path, callback=self._checkImageCb, errback=self._checkImageEb)
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95
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96 def resizeImage(self, data, callback, errback):
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97
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98 def imageResizeCb(new_path):
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99 new_path = Path(new_path)
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100 log.debug(f"image {data['path']} resized at {new_path}")
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101 data['path'] = new_path
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102 data['cleaning_cb'] = lambda: new_path.unlink()
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103 callback(data)
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104
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105 path = data['path']
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106 width, height = self.report['recommended_size']
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107 G.host.bridge.imageResize(
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108 path, width, height,
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109 callback=imageResizeCb,
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110 errback=errback
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111 )
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112
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113 def getFilter(self):
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114 if self.report['too_large'] and self.reduce_checkbox.active:
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115 return self.resizeImage
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116 else:
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117 return lambda data, callback, errback: callback(data)
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118
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119
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120 class GenericPreview(BoxLayout):
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121 """Widget previewing shared image"""
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122 path = StringProperty()
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123
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124
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125 class ShareWidget(BoxLayout):
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126 media_type = StringProperty()
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127 data = DictProperty()
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128 preview_box = ObjectProperty()
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129 layout = ObjectProperty()
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130
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131 def __init__(self, **kwargs):
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132 super().__init__(**kwargs)
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133 G.host.addListener("contactsFilled", self.onContactsFilled)
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134 Window.bind(on_keyboard=self.key_input)
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135
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136 def on_kv_post(self, wid):
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137 self.type, self.subtype = self.media_type.split('/')
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138 if self.type == 'text':
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139 self.preview_box.add_widget(TextPreview(text=self.data['text']))
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140 elif self.type == 'image':
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141 self.preview_box.add_widget(ImagePreview(path=self.data['path']))
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142 else:
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143 self.preview_box.add_widget(GenericPreview(path=self.data['path']))
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144 self.addRosterContacts()
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parents:
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145
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Goffi <goffi@goffi.org>
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146 def close(self):
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Goffi <goffi@goffi.org>
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147 G.host.closeUI()
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Goffi <goffi@goffi.org>
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148
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Goffi <goffi@goffi.org>
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149 def on_parent(self, wid, parent):
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Goffi <goffi@goffi.org>
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150 if parent is None:
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Goffi <goffi@goffi.org>
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151 log.debug("removing contactsFilled listener")
b0c9017a1db7 core: added forgotten share_widget module
Goffi <goffi@goffi.org>
parents:
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152 G.host.removeListener("contactsFilled", self.onContactsFilled)
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Goffi <goffi@goffi.org>
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153
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Goffi <goffi@goffi.org>
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154
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Goffi <goffi@goffi.org>
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155 def addRosterContacts(self):
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Goffi <goffi@goffi.org>
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156 log.debug("starting addRosterContacts")
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Goffi <goffi@goffi.org>
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157 self.layout.clear_widgets()
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Goffi <goffi@goffi.org>
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158 for profile in G.host.profiles:
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Goffi <goffi@goffi.org>
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159 contact_list = G.host.contact_lists[profile]
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Goffi <goffi@goffi.org>
parents:
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160 for entity_jid in sorted(contact_list.roster):
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Goffi <goffi@goffi.org>
parents:
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161 item = ShareContactItem(
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Goffi <goffi@goffi.org>
parents:
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162 jid=entity_jid,
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Goffi <goffi@goffi.org>
parents:
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163 data=contact_list.getItem(entity_jid),
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Goffi <goffi@goffi.org>
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164 profile=profile,
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Goffi <goffi@goffi.org>
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165 )
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Goffi <goffi@goffi.org>
parents:
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166 self.layout.add_widget(item)
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Goffi <goffi@goffi.org>
parents:
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167
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Goffi <goffi@goffi.org>
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168 def onContactsFilled(self, profile):
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Goffi <goffi@goffi.org>
parents:
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169 log.debug("onContactsFilled event received")
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Goffi <goffi@goffi.org>
parents:
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170 self.addRosterContacts()
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Goffi <goffi@goffi.org>
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171
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Goffi <goffi@goffi.org>
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172 def getFilteredData(self, callback, errback):
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Goffi <goffi@goffi.org>
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173 """Apply filter if suitable, and call callback with with modified data"""
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Goffi <goffi@goffi.org>
parents:
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174 try:
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Goffi <goffi@goffi.org>
parents:
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175 getFilter = self.preview_box.children[0].getFilter
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Goffi <goffi@goffi.org>
parents:
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176 except AttributeError:
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Goffi <goffi@goffi.org>
parents:
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177 callback(self.data)
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Goffi <goffi@goffi.org>
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178 else:
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Goffi <goffi@goffi.org>
parents:
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179 filter_ = getFilter()
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Goffi <goffi@goffi.org>
parents:
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180 filter_(self.data, callback=callback, errback=errback)
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Goffi <goffi@goffi.org>
parents:
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181
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Goffi <goffi@goffi.org>
parents:
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182 def key_input(self, window, key, scancode, codepoint, modifier):
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Goffi <goffi@goffi.org>
parents:
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183 if key == 27:
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Goffi <goffi@goffi.org>
parents:
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184 self.close()
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Goffi <goffi@goffi.org>
parents:
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185 return True