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annotate src/cagou/plugins/plugin_transfer_android_gallery.py @ 97:5d2289127bb7

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menu (upload): better menu using dedicated widget: upload menu now use a decicated widget instead of context menu. The menu take half the size of the main window, and show each upload option as an icon. Use can select upload or P2P sending, and a short text message explains how the file will be transmitted.
author Goffi <goffi@goffi.org>
date Thu, 29 Dec 2016 23:47:07 +0100
parents src/cagou/plugins/plugin_upload_android_gallery.py@3dc526bb4a5a
children e89350dd3eca
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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 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 sat.core import log as logging
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22 log = logging.getLogger(__name__)
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23 from sat.core.i18n import _
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24 import sys
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25 import tempfile
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26 import os
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27 import os.path
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28 if sys.platform=="android":
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29 from jnius import autoclass
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30 from android import activity, mActivity
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31
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32 Intent = autoclass('android.content.Intent')
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33 OpenableColumns = autoclass('android.provider.OpenableColumns')
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34 PHOTO_GALLERY = 1
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35 RESULT_OK = -1
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36
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38
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39 PLUGIN_INFO = {
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40 "name": _(u"photo"),
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41 "main": "AndroidGallery",
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42 "platforms": ('android',),
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43 "external": True,
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44 "description": _(u"upload a photo from photo gallery"),
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45 "icon_medium": u"{media}/icons/muchoslava/png/gallery_50.png",
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46 }
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47
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48
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49 class AndroidGallery(object):
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50
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51 def __init__(self, callback, cancel_cb):
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52 self.callback = callback
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53 self.cancel_cb = cancel_cb
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54 activity.bind(on_activity_result=self.on_activity_result)
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55 intent = Intent()
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56 intent.setType('image/*')
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57 intent.setAction(Intent.ACTION_GET_CONTENT)
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58 mActivity.startActivityForResult(intent, PHOTO_GALLERY);
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59
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60 def on_activity_result(self, requestCode, resultCode, data):
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61 # TODO: move file dump to a thread or use async callbacks during file writting
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62 if requestCode == PHOTO_GALLERY and resultCode == RESULT_OK:
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63 if data is None:
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64 log.warning(u"No data found in activity result")
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65 self.cancel_cb(self, None)
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66 return
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67 uri = data.getData()
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68
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69 # we get filename in the way explained at https://developer.android.com/training/secure-file-sharing/retrieve-info.html
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70 cursor = mActivity.getContentResolver().query(uri, None, None, None, None )
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71 name_idx = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME)
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72 cursor.moveToFirst()
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73 filename = cursor.getString(name_idx)
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74
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75 # we save data in a temporary file that we send to callback
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76 # the file will be removed once upload is done (or if an error happens)
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77 input_stream = mActivity.getContentResolver().openInputStream(uri)
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78 tmp_dir = tempfile.mkdtemp()
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79 tmp_file = os.path.join(tmp_dir, filename)
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80 def cleaning():
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81 os.unlink(tmp_file)
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82 os.rmdir(tmp_dir)
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83 log.debug(u'temporary file cleaned')
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84 buff = bytearray(4096)
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85 with open(tmp_file, 'wb') as f:
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86 while True:
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87 ret = input_stream.read(buff, 0, 4096)
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88 if ret != -1:
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89 f.write(buff)
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90 else:
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91 break
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92 input_stream.close()
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93 self.callback(tmp_file, cleaning)
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94 else:
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95 self.cancel_cb(self, None)