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matplotlib.github.com/3.7.0/_static/copybutton.js at main · matplotlib/matplotlib.github.com · GitHub
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copybutton.js
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copybutton.js
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// Localization support
const
messages
=
{
'en'
:
{
'copy'
:
'Copy'
,
'copy_to_clipboard'
:
'Copy to clipboard'
,
'copy_success'
:
'Copied!'
,
'copy_failure'
:
'Failed to copy'
,
}
,
'es'
:
{
'copy'
:
'Copiar'
,
'copy_to_clipboard'
:
'Copiar al portapapeles'
,
'copy_success'
:
'¡Copiado!'
,
'copy_failure'
:
'Error al copiar'
,
}
,
'de'
:
{
'copy'
:
'Kopieren'
,
'copy_to_clipboard'
:
'In die Zwischenablage kopieren'
,
'copy_success'
:
'Kopiert!'
,
'copy_failure'
:
'Fehler beim Kopieren'
,
}
,
'fr'
:
{
'copy'
:
'Copier'
,
'copy_to_clipboard'
:
'Copié dans le presse-papier'
,
'copy_success'
:
'Copié !'
,
'copy_failure'
:
'Échec de la copie'
,
}
,
'ru'
:
{
'copy'
:
'Скопировать'
,
'copy_to_clipboard'
:
'Скопировать в буфер'
,
'copy_success'
:
'Скопировано!'
,
'copy_failure'
:
'Не удалось скопировать'
,
}
,
'zh-CN'
:
{
'copy'
:
'复制'
,
'copy_to_clipboard'
:
'复制到剪贴板'
,
'copy_success'
:
'复制成功!'
,
'copy_failure'
:
'复制失败'
,
}
,
'it'
:
{
'copy'
:
'Copiare'
,
'copy_to_clipboard'
:
'Copiato negli appunti'
,
'copy_success'
:
'Copiato!'
,
'copy_failure'
:
'Errore durante la copia'
,
}
}
let
locale
=
'en'
if
(
document
.
documentElement
.
lang
!==
undefined
&&
messages
[
document
.
documentElement
.
lang
]
!==
undefined
)
{
locale
=
document
.
documentElement
.
lang
}
let
doc_url_root
=
DOCUMENTATION_OPTIONS
.
URL_ROOT
;
if
(
doc_url_root
==
'#'
)
{
doc_url_root
=
''
;
}
/**
* SVG files for our copy buttons
*/
let
iconCheck
=
`<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-check" width="44" height="44" viewBox="0 0 24 24" stroke-width="2" stroke="#22863a" fill="none" stroke-linecap="round" stroke-linejoin="round">
<title>
${
messages
[
locale
]
[
'copy_success'
]
}
</title>
<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
<path d="M5 12l5 5l10 -10" />
</svg>`
// If the user specified their own SVG use that, otherwise use the default
let
iconCopy
=
``
;
if
(
!
iconCopy
)
{
iconCopy
=
`<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-copy" width="44" height="44" viewBox="0 0 24 24" stroke-width="1.5" stroke="#000000" fill="none" stroke-linecap="round" stroke-linejoin="round">
<title>
${
messages
[
locale
]
[
'copy_to_clipboard'
]
}
</title>
<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
<rect x="8" y="8" width="12" height="12" rx="2" />
<path d="M16 8v-2a2 2 0 0 0 -2 -2h-8a2 2 0 0 0 -2 2v8a2 2 0 0 0 2 2h2" />
</svg>`
}
/**
* Set up copy/paste for code blocks
*/
const
runWhenDOMLoaded
=
cb
=>
{
if
(
document
.
readyState
!=
'loading'
)
{
cb
(
)
}
else
if
(
document
.
addEventListener
)
{
document
.
addEventListener
(
'DOMContentLoaded'
,
cb
)
}
else
{
document
.
attachEvent
(
'onreadystatechange'
,
function
(
)
{
if
(
document
.
readyState
==
'complete'
)
cb
(
)
}
)
}
}
const
codeCellId
=
index
=>
`codecell
${
index
}
`
// Clears selected text since ClipboardJS will select the text when copying
const
clearSelection
=
(
)
=>
{
if
(
window
.
getSelection
)
{
window
.
getSelection
(
)
.
removeAllRanges
(
)
}
else
if
(
document
.
selection
)
{
document
.
selection
.
empty
(
)
}
}
// Changes tooltip text for a moment, then changes it back
// We want the timeout of our `success` class to be a bit shorter than the
// tooltip and icon change, so that we can hide the icon before changing back.
var
timeoutIcon
=
2000
;
var
timeoutSuccessClass
=
1500
;
const
temporarilyChangeTooltip
=
(
el
,
oldText
,
newText
)
=>
{
el
.
setAttribute
(
'data-tooltip'
,
newText
)
el
.
classList
.
add
(
'success'
)
// Remove success a little bit sooner than we change the tooltip
// So that we can use CSS to hide the copybutton first
setTimeout
(
(
)
=>
el
.
classList
.
remove
(
'success'
)
,
timeoutSuccessClass
)
setTimeout
(
(
)
=>
el
.
setAttribute
(
'data-tooltip'
,
oldText
)
,
timeoutIcon
)
}
// Changes the copy button icon for two seconds, then changes it back
const
temporarilyChangeIcon
=
(
el
)
=>
{
el
.
innerHTML
=
iconCheck
;
setTimeout
(
(
)
=>
{
el
.
innerHTML
=
iconCopy
}
,
timeoutIcon
)
}
const
addCopyButtonToCodeCells
=
(
)
=>
{
// If ClipboardJS hasn't loaded, wait a bit and try again. This
// happens because we load ClipboardJS asynchronously.
if
(
window
.
ClipboardJS
===
undefined
)
{
setTimeout
(
addCopyButtonToCodeCells
,
250
)
return
}
// Add copybuttons to all of our code cells
const
COPYBUTTON_SELECTOR
=
'div.highlight pre'
;
const
codeCells
=
document
.
querySelectorAll
(
COPYBUTTON_SELECTOR
)
codeCells
.
forEach
(
(
codeCell
,
index
)
=>
{
const
id
=
codeCellId
(
index
)
codeCell
.
setAttribute
(
'id'
,
id
)
const
clipboardButton
=
id
=>
`<button class="copybtn o-tooltip--left" data-tooltip="
${
messages
[
locale
]
[
'copy'
]
}
" data-clipboard-target="#
${
id
}
">
${
iconCopy
}
</button>`
codeCell
.
insertAdjacentHTML
(
'afterend'
,
clipboardButton
(
id
)
)
}
)
function
escapeRegExp
(
string
)
{
return
string
.
replace
(
/
[
.
*
+
?
^
$
{
}
(
)
|
[
\]
\\
]
/
g
,
'\\$&'
)
;
// $& means the whole matched string
}
/**
* Removes excluded text from a Node.
*
*
@param
{
Node
} target Node to filter.
*
@param
{
string
} exclude CSS selector of nodes to exclude.
*
@returns
{
DOMString
} Text from `target` with text removed.
*/
function
filterText
(
target
,
exclude
)
{
const
clone
=
target
.
cloneNode
(
true
)
;
// clone as to not modify the live DOM
if
(
exclude
)
{
// remove excluded nodes
clone
.
querySelectorAll
(
exclude
)
.
forEach
(
node
=>
node
.
remove
(
)
)
;
}
return
clone
.
innerText
;
}
// Callback when a copy button is clicked. Will be passed the node that was clicked
// should then grab the text and replace pieces of text that shouldn't be used in output
function
formatCopyText
(
textContent
,
copybuttonPromptText
,
isRegexp
=
false
,
onlyCopyPromptLines
=
true
,
removePrompts
=
true
,
copyEmptyLines
=
true
,
lineContinuationChar
=
""
,
hereDocDelim
=
""
)
{
var
regexp
;
var
match
;
// Do we check for line continuation characters and "HERE-documents"?
var
useLineCont
=
!
!
lineContinuationChar
var
useHereDoc
=
!
!
hereDocDelim
// create regexp to capture prompt and remaining line
if
(
isRegexp
)
{
regexp
=
new
RegExp
(
'^('
+
copybuttonPromptText
+
')(.*)'
)
}
else
{
regexp
=
new
RegExp
(
'^('
+
escapeRegExp
(
copybuttonPromptText
)
+
')(.*)'
)
}
const
outputLines
=
[
]
;
var
promptFound
=
false
;
var
gotLineCont
=
false
;
var
gotHereDoc
=
false
;
const
lineGotPrompt
=
[
]
;
for
(
const
line
of
textContent
.
split
(
'\n'
)
)
{
match
=
line
.
match
(
regexp
)
if
(
match
||
gotLineCont
||
gotHereDoc
)
{
promptFound
=
regexp
.
test
(
line
)
lineGotPrompt
.
push
(
promptFound
)
if
(
removePrompts
&&
promptFound
)
{
outputLines
.
push
(
match
[
2
]
)
}
else
{
outputLines
.
push
(
line
)
}
gotLineCont
=
line
.
endsWith
(
lineContinuationChar
)
&
useLineCont
if
(
line
.
includes
(
hereDocDelim
)
&
useHereDoc
)
gotHereDoc
=
!
gotHereDoc
}
else
if
(
!
onlyCopyPromptLines
)
{
outputLines
.
push
(
line
)
}
else
if
(
copyEmptyLines
&&
line
.
trim
(
)
===
''
)
{
outputLines
.
push
(
line
)
}
}
// If no lines with the prompt were found then just use original lines
if
(
lineGotPrompt
.
some
(
v
=>
v
===
true
)
)
{
textContent
=
outputLines
.
join
(
'\n'
)
;
}
// Remove a trailing newline to avoid auto-running when pasting
if
(
textContent
.
endsWith
(
"\n"
)
)
{
textContent
=
textContent
.
slice
(
0
,
-
1
)
}
return
textContent
}
var
copyTargetText
=
(
trigger
)
=>
{
var
target
=
document
.
querySelector
(
trigger
.
attributes
[
'data-clipboard-target'
]
.
value
)
;
// get filtered text
let
exclude
=
'.linenos, .gp'
;
let
text
=
filterText
(
target
,
exclude
)
;
return
formatCopyText
(
text
,
'>>> |\\.\\.\\. '
,
true
,
true
,
true
,
true
,
''
,
''
)
}
// Initialize with a callback so we can modify the text before copy
const
clipboard
=
new
ClipboardJS
(
'.copybtn'
,
{
text
:
copyTargetText
}
)
// Update UI with error/success messages
clipboard
.
on
(
'success'
,
event
=>
{
clearSelection
(
)
temporarilyChangeTooltip
(
event
.
trigger
,
messages
[
locale
]
[
'copy'
]
,
messages
[
locale
]
[
'copy_success'
]
)
temporarilyChangeIcon
(
event
.
trigger
)
}
)
clipboard
.
on
(
'error'
,
event
=>
{
temporarilyChangeTooltip
(
event
.
trigger
,
messages
[
locale
]
[
'copy'
]
,
messages
[
locale
]
[
'copy_failure'
]
)
}
)
}
runWhenDOMLoaded
(
addCopyButtonToCodeCells
)
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