'
. htmlspecialchars( $nt->getText() ) . '
';
if ( $this->mParser instanceof Parser ) {
$this->mParser->addTrackingCategory( 'broken-file-category' );
}
} elseif ( $this->mHideBadImages
&& wfIsBadImage( $nt->getDBkey(), $this->getContextTitle() )
) {
# The image is blacklisted, just show it as a text link.
$thumbhtml = "\n\t\t\t" . '' .
Linker::linkKnown(
$nt,
htmlspecialchars( $nt->getText() )
) .
'
';
} else {
$thumb = $img->transform( $transformOptions );
if ( !$thumb ) {
# Error generating thumbnail.
$thumbhtml = "\n\t\t\t" . ''
. htmlspecialchars( $img->getLastError() ) . '
';
} else {
/** @var MediaTransformOutput $thumb */
$vpad = $this->getVPad( $this->mHeights, $thumb->getHeight() );
$imageParameters = [
'desc-link' => true,
'desc-query' => $descQuery,
'alt' => $alt,
'custom-url-link' => $link
];
// In the absence of both alt text and caption, fall back on
// providing screen readers with the filename as alt text
if ( $alt == '' && $text == '' ) {
$imageParameters['alt'] = $nt->getText();
}
$this->adjustImageParameters( $thumb, $imageParameters );
Linker::processResponsiveImages( $img, $thumb, $transformOptions );
# Set both fixed width and min-height.
$thumbhtml = "\n\t\t\t"
. ''
# Auto-margin centering for block-level elements. Needed
# now that we have video handlers since they may emit block-
# level elements as opposed to simple
![]()
tags. ref
# http://css-discuss.incutio.com/?page=CenteringBlockElement
. '
'
. $thumb->toHtml( $imageParameters ) . '
is needed to
# accommodate htmltidy which in version 4.8.6 generated crackpot html in
# its absence, see: https://phabricator.wikimedia.org/T3765
# -Ævar
return "\n\t\t\t" . '
' . "\n"
. $galleryText
. "\n\t\t\t
";
}
/**
* How much padding the thumb has between the image and the inner div
* that contains the border. This is for both vertical and horizontal
* padding. (However, it is cut in half in the vertical direction).
* @return int
*/
protected function getThumbPadding() {
return 30;
}
/**
* @note GB stands for gallerybox (as in the
element)
*
* @return int
*/
protected function getGBPadding() {
return 5;
}
/**
* Get how much extra space the borders around the image takes up.
*
* For this mode, it is 2px borders on each side + 2px implied padding on
* each side from the stylesheet, giving us 2*2+2*2 = 8.
* @return int
*/
protected function getGBBorders() {
return 8;
}
/**
* Length to truncate filename to in caption when using "showfilename" (if int).
* A value of 'true' will truncate the filename to one line using CSS, while
* 'false' will disable truncating.
*
* @return int|bool
*/
protected function getCaptionLength() {
return $this->mCaptionLength;
}
/**
* Get total padding.
*
* @return int Number of pixels of whitespace surrounding the thumbnail.
*/
protected function getAllPadding() {
return $this->getThumbPadding() + $this->getGBPadding() + $this->getGBBorders();
}
/**
* Get vertical padding for a thumbnail
*
* Generally this is the total height minus how high the thumb is.
*
* @param int $boxHeight How high we want the box to be.
* @param int $thumbHeight How high the thumbnail is.
* @return int Vertical padding to add on each side.
*/
protected function getVPad( $boxHeight, $thumbHeight ) {
return ( $this->getThumbPadding() + $boxHeight - $thumbHeight ) / 2;
}
/**
* Get the transform parameters for a thumbnail.
*
* @param File $img The file in question. May be false for invalid image
* @return array
*/
protected function getThumbParams( $img ) {
return [
'width' => $this->mWidths,
'height' => $this->mHeights
];
}
/**
* Get the width of the inner div that contains the thumbnail in
* question. This is the div with the class of "thumb".
*
* @param int $thumbWidth The width of the thumbnail.
* @return int Width of inner thumb div.
*/
protected function getThumbDivWidth( $thumbWidth ) {
return $this->mWidths + $this->getThumbPadding();
}
/**
* Computed width of gallerybox .
*
* Generally is the width of the image, plus padding on image
* plus padding on gallerybox.
*
* @note Important: parameter will be false if no thumb used.
* @param MediaTransformOutput|bool $thumb MediaTransformObject object or false.
* @return int Width of gallerybox element
*/
protected function getGBWidth( $thumb ) {
return $this->mWidths + $this->getThumbPadding() + $this->getGBPadding();
}
/**
* Allows overwriting the computed width of the gallerybox with a string,
* like '100%'.
*
* Generally is the width of the image, plus padding on image
* plus padding on gallerybox.
*
* @note Important: parameter will be false if no thumb used.
* @param MediaTransformOutput|bool $thumb MediaTransformObject object or false.
* @return bool|string Ignored if false.
*/
protected function getGBWidthOverwrite( $thumb ) {
return false;
}
/**
* Get a list of modules to include in the page.
*
* Primarily intended for subclasses.
*
* @return array Modules to include
*/
protected function getModules() {
return [];
}
/**
* Adjust the image parameters for a thumbnail.
*
* Used by a subclass to insert extra high resolution images.
* @param MediaTransformOutput $thumb The thumbnail
* @param array &$imageParameters Array of options
*/
protected function adjustImageParameters( $thumb, &$imageParameters ) {
}
}