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Browser viewer: Try using document.execCommand to copy since it works on non-secure origins as well

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Kovid Goyal 2020-10-19 17:04:02 +05:30
parent 20e84ebcc8
commit 87629e32a7
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2 changed files with 30 additions and 0 deletions
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7
src/pyj/read_book/iframe.pyj
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@ -871,6 +871,13 @@ class IframeBoss:
select_crw(crw)
def copy_selection(self):
if not runtime.is_standalone_viewer:
try:
if document.execCommand('copy'):
return
except:
pass
s = window.getSelection()
text = s.toString()
if text:

23
src/pyj/read_book/ui.pyj
View File

@ -84,6 +84,29 @@ class ReadUI:
ui_operations.open_url = def(url):
window.open(url, '_blank')
ui_operations.copy_selection = def(text, html):
if not html:
# try using document.execCommand which on chrome allows the
# copy on non-secure origin if this is close to a user
# interaction event
active_elem = document.activeElement
ta = document.createElement("textarea")
ta.value = text
ta.style.position = 'absolute'
ta.style.top = window.innerHeight + 'px'
ta.style.left = window.innerWidth + 'px'
document.body.appendChild(ta)
ta.focus()
ta.select()
ok = False
try:
ok = document.execCommand('copy')
except:
pass
document.body.removeChild(ta)
if active_elem:
active_elem.focus()
if ok:
return
if not window.navigator.clipboard:
return error_dialog(_('No clipboard access'), _(
'Your browser requires you to access the Content server over an HTTPS connection'