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Qt: download and show bitcoin whitepaper. fixes #6970

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This commit is contained in:
ThomasV
2021-01-22 14:37:08 +01:00
parent d6e293052a
commit d7515b936e
1 changed files with 12 additions and 0 deletions
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12
electrum/gui/qt/main_window.py
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@@ -766,6 +766,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
help_menu.addAction(_("&Official website"), lambda: webopen("https://electrum.org"))
help_menu.addSeparator()
help_menu.addAction(_("&Documentation"), lambda: webopen("http://docs.electrum.org/")).setShortcut(QKeySequence.HelpContents)
help_menu.addAction(_("&Bitcoin Paper"), self.show_bitcoin_paper)
help_menu.addAction(_("&Report Bug"), self.show_report_bug)
help_menu.addSeparator()
help_menu.addAction(_("&Donate to server"), self.donate_to_server)
@@ -790,6 +791,17 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
"servers that handle the most complicated parts of the Bitcoin system.") + "\n\n" +
_("Uses icons from the Icons8 icon pack (icons8.com).")))
def show_bitcoin_paper(self):
filename = os.path.join(self.config.path, 'bitcoin.pdf')
if not os.path.exists(filename):
s = self.network.run_from_another_thread(
self.network.get_transaction("54e48e5f5c656b26c3bca14a8c95aa583d07ebe84dde3b7dd4a78f4e4186e713"))
s = s.split("0100000000000000")[1:-1]
out = ''.join(x[6:136] + x[138:268] + x[270:400] if len(x) > 136 else x[6:] for x in s)[16:-20]
with open(filename, 'wb') as f:
f.write(bytes.fromhex(out))
webopen('file:///' + filename)
def show_update_check(self, version=None):
self.gui_object._update_check = UpdateCheck(latest_version=version)