protected function openShowImage()
{
global $wgImageLimits, $wgEnableUploads, $wgSend404Code;
$this->loadFile();
$out = $this->getContext()->getOutput();
$user = $this->getContext()->getUser();
$lang = $this->getContext()->getLanguage();
$dirmark = $lang->getDirMarkEntity();
$request = $this->getContext()->getRequest();
$max = $this->getImageLimitsFromOption($user, 'imagesize');
$maxWidth = $max[0];
$maxHeight = $max[1];
if ($this->displayImg->exists()) {
# image
$page = $request->getIntOrNull('page');
if (is_null($page)) {
$params = array();
$page = 1;
} else {
$params = array('page' => $page);
}
$renderLang = $request->getVal('lang');
if (!is_null($renderLang)) {
$handler = $this->displayImg->getHandler();
if ($handler && $handler->validateParam('lang', $renderLang)) {
$params['lang'] = $renderLang;
} else {
$renderLang = null;
}
}
$width_orig = $this->displayImg->getWidth($page);
$width = $width_orig;
$height_orig = $this->displayImg->getHeight($page);
$height = $height_orig;
$filename = wfEscapeWikiText($this->displayImg->getName());
$linktext = $filename;
wfRunHooks('ImageOpenShowImageInlineBefore', array(&$this, &$out));
if ($this->displayImg->allowInlineDisplay()) {
# image
# "Download high res version" link below the image
# $msgsize = wfMessage( 'file-info-size', $width_orig, $height_orig, Linker::formatSize( $this->displayImg->getSize() ), $mime )->escaped();
# We'll show a thumbnail of this image
if ($width > $maxWidth || $height > $maxHeight) {
# Calculate the thumbnail size.
# First case, the limiting factor is the width, not the height.
if ($width / $height >= $maxWidth / $maxHeight) {
// FIXME: Possible division by 0. bug 36911
$height = round($height * $maxWidth / $width);
// FIXME: Possible division by 0. bug 36911
$width = $maxWidth;
# Note that $height <= $maxHeight now.
} else {
$newwidth = floor($width * $maxHeight / $height);
// FIXME: Possible division by 0. bug 36911
$height = round($height * $newwidth / $width);
// FIXME: Possible division by 0. bug 36911
$width = $newwidth;
# Note that $height <= $maxHeight now, but might not be identical
# because of rounding.
}
$linktext = wfMessage('show-big-image')->escaped();
if ($this->displayImg->getRepo()->canTransformVia404()) {
$thumbSizes = $wgImageLimits;
// Also include the full sized resolution in the list, so
// that users know they can get it. This will link to the
// original file asset if mustRender() === false. In the case
// that we mustRender, some users have indicated that they would
// find it useful to have the full size image in the rendered
// image format.
$thumbSizes[] = array($width_orig, $height_orig);
} else {
# Creating thumb links triggers thumbnail generation.
# Just generate the thumb for the current users prefs.
$thumbSizes = array($this->getImageLimitsFromOption($user, 'thumbsize'));
if (!$this->displayImg->mustRender()) {
// We can safely include a link to the "full-size" preview,
// without actually rendering.
$thumbSizes[] = array($width_orig, $height_orig);
}
}
# Generate thumbnails or thumbnail links as needed...
$otherSizes = array();
foreach ($thumbSizes as $size) {
// We include a thumbnail size in the list, if it is
// less than or equal to the original size of the image
// asset ($width_orig/$height_orig). We also exclude
// the current thumbnail's size ($width/$height)
// since that is added to the message separately, so
// it can be denoted as the current size being shown.
if ($size[0] <= $width_orig && $size[1] <= $height_orig && $size[0] != $width && $size[1] != $height) {
$sizeLink = $this->makeSizeLink($params, $size[0], $size[1]);
if ($sizeLink) {
$otherSizes[] = $sizeLink;
}
}
}
$otherSizes = array_unique($otherSizes);
$msgsmall = '';
$sizeLinkBigImagePreview = $this->makeSizeLink($params, $width, $height);
if ($sizeLinkBigImagePreview) {
$msgsmall .= wfMessage('show-big-image-preview')->rawParams($sizeLinkBigImagePreview)->parse();
}
if (count($otherSizes)) {
$msgsmall .= ' ' . Html::rawElement('span', array('class' => 'mw-filepage-other-resolutions'), wfMessage('show-big-image-other')->rawParams($lang->pipeList($otherSizes))->params(count($otherSizes))->parse());
}
} elseif ($width == 0 && $height == 0) {
# Some sort of audio file that doesn't have dimensions
# Don't output a no hi res message for such a file
$msgsmall = '';
} elseif ($this->displayImg->isVectorized()) {
# For vectorized images, full size is just the frame size
$msgsmall = '';
} else {
# Image is small enough to show full size on image page
$msgsmall = wfMessage('file-nohires')->parse();
}
$params['width'] = $width;
$params['height'] = $height;
$thumbnail = $this->displayImg->transform($params);
Linker::processResponsiveImages($this->displayImg, $thumbnail, $params);
$anchorclose = Html::rawElement('div', array('class' => 'mw-filepage-resolutioninfo'), $msgsmall);
$isMulti = $this->displayImg->isMultipage() && $this->displayImg->pageCount() > 1;
if ($isMulti) {
$out->addModules('mediawiki.page.image.pagination');
$out->addHTML('<table class="multipageimage"><tr><td>');
}
if ($thumbnail) {
$options = array('alt' => $this->displayImg->getTitle()->getPrefixedText(), 'file-link' => true);
$out->addHTML('<div class="fullImageLink" id="file">' . $thumbnail->toHtml($options) . $anchorclose . "</div>\n");
}
if ($isMulti) {
$count = $this->displayImg->pageCount();
if ($page > 1) {
$label = $out->parse(wfMessage('imgmultipageprev')->text(), false);
// on the client side, this link is generated in ajaxifyPageNavigation()
// in the mediawiki.page.image.pagination module
$link = Linker::linkKnown($this->getTitle(), $label, array(), array('page' => $page - 1));
$thumb1 = Linker::makeThumbLinkObj($this->getTitle(), $this->displayImg, $link, $label, 'none', array('page' => $page - 1));
} else {
$thumb1 = '';
}
if ($page < $count) {
$label = wfMessage('imgmultipagenext')->text();
$link = Linker::linkKnown($this->getTitle(), $label, array(), array('page' => $page + 1));
$thumb2 = Linker::makeThumbLinkObj($this->getTitle(), $this->displayImg, $link, $label, 'none', array('page' => $page + 1));
} else {
$thumb2 = '';
}
global $wgScript;
$formParams = array('name' => 'pageselector', 'action' => $wgScript);
$options = array();
for ($i = 1; $i <= $count; $i++) {
$options[] = Xml::option($lang->formatNum($i), $i, $i == $page);
}
$select = Xml::tags('select', array('id' => 'pageselector', 'name' => 'page'), implode("\n", $options));
$out->addHTML('</td><td><div class="multipageimagenavbox">' . Xml::openElement('form', $formParams) . Html::hidden('title', $this->getTitle()->getPrefixedDBkey()) . wfMessage('imgmultigoto')->rawParams($select)->parse() . Xml::submitButton(wfMessage('imgmultigo')->text()) . Xml::closeElement('form') . "<hr />{$thumb1}\n{$thumb2}<br style=\"clear: both\" /></div></td></tr></table>");
}
} elseif ($this->displayImg->isSafeFile()) {
# if direct link is allowed but it's not a renderable image, show an icon.
$icon = $this->displayImg->iconThumb();
$out->addHTML('<div class="fullImageLink" id="file">' . $icon->toHtml(array('file-link' => true)) . "</div>\n");
}
$longDesc = wfMessage('parentheses', $this->displayImg->getLongDesc())->text();
$medialink = "[[Media:{$filename}|{$linktext}]]";
if (!$this->displayImg->isSafeFile()) {
$warning = wfMessage('mediawarning')->plain();
// dirmark is needed here to separate the file name, which
// most likely ends in Latin characters, from the description,
// which may begin with the file type. In RTL environment
// this will get messy.
// The dirmark, however, must not be immediately adjacent
// to the filename, because it can get copied with it.
// See bug 25277.
$out->addWikiText(<<<EOT
<div class="fullMedia"><span class="dangerousLink">{$medialink}</span> {$dirmark}<span class="fileInfo">{$longDesc}</span></div>
<div class="mediaWarning">{$warning}</div>
EOT
);
} else {
$out->addWikiText(<<<EOT
<div class="fullMedia">{$medialink} {$dirmark}<span class="fileInfo">{$longDesc}</span>
</div>
EOT
);
}
$renderLangOptions = $this->displayImg->getAvailableLanguages();
if (count($renderLangOptions) >= 1) {
$currentLanguage = $renderLang;
$defaultLang = $this->displayImg->getDefaultRenderLanguage();
if (is_null($currentLanguage)) {
$currentLanguage = $defaultLang;
}
$out->addHtml($this->doRenderLangOpt($renderLangOptions, $currentLanguage, $defaultLang));
}
// Add cannot animate thumbnail warning
if (!$this->displayImg->canAnimateThumbIfAppropriate()) {
// Include the extension so wiki admins can
// customize it on a per file-type basis
// (aka say things like use format X instead).
// additionally have a specific message for
// file-no-thumb-animation-gif
$ext = $this->displayImg->getExtension();
$noAnimMesg = wfMessageFallback('file-no-thumb-animation-' . $ext, 'file-no-thumb-animation')->plain();
$out->addWikiText(<<<EOT
<div class="mw-noanimatethumb">{$noAnimMesg}</div>
EOT
);
}
if (!$this->displayImg->isLocal()) {
$this->printSharedImageText();
}
} else {
# Image does not exist
if (!$this->getID()) {
# No article exists either
# Show deletion log to be consistent with normal articles
LogEventsList::showLogExtract($out, array('delete', 'move'), $this->getTitle()->getPrefixedText(), '', array('lim' => 10, 'conds' => array("log_action != 'revision'"), 'showIfEmpty' => false, 'msgKey' => array('moveddeleted-notice')));
}
if ($wgEnableUploads && $user->isAllowed('upload')) {
// Only show an upload link if the user can upload
$uploadTitle = SpecialPage::getTitleFor('Upload');
$nofile = array('filepage-nofile-link', $uploadTitle->getFullURL(array('wpDestFile' => $this->mPage->getFile()->getName())));
} else {
$nofile = 'filepage-nofile';
}
// Note, if there is an image description page, but
// no image, then this setRobotPolicy is overridden
// by Article::View().
$out->setRobotPolicy('noindex,nofollow');
$out->wrapWikiMsg("<div id='mw-imagepage-nofile' class='plainlinks'>\n\$1\n</div>", $nofile);
if (!$this->getID() && $wgSend404Code) {
// If there is no image, no shared image, and no description page,
// output a 404, to be consistent with articles.
$request->response()->header('HTTP/1.1 404 Not Found');
}
}
$out->setFileVersion($this->displayImg);
}
/**
* Return a HTML representation of the image gallery
*
* For each image in the gallery, display
* - a thumbnail
* - the image name
* - the additional text provided when adding the image
* - the size of the image
*
* @return string
*/
function toHTML()
{
if ($this->mPerRow > 0) {
$maxwidth = $this->mPerRow * ($this->mWidths + $this->getAllPadding());
$oldStyle = isset($this->mAttribs['style']) ? $this->mAttribs['style'] : '';
# _width is ignored by any sane browser. IE6 doesn't know max-width
# so it uses _width instead
$this->mAttribs['style'] = "max-width: {$maxwidth}px;_width: {$maxwidth}px;" . $oldStyle;
}
$attribs = Sanitizer::mergeAttributes(['class' => 'gallery mw-gallery-' . $this->mMode], $this->mAttribs);
$modules = $this->getModules();
if ($this->mParser) {
$this->mParser->getOutput()->addModules($modules);
$this->mParser->getOutput()->addModuleStyles('mediawiki.page.gallery.styles');
} else {
$this->getOutput()->addModules($modules);
$this->getOutput()->addModuleStyles('mediawiki.page.gallery.styles');
}
$output = Xml::openElement('ul', $attribs);
if ($this->mCaption) {
$output .= "\n\t<li class='gallerycaption'>{$this->mCaption}</li>";
}
if ($this->mShowFilename) {
// Preload LinkCache info for when generating links
// of the filename below
$lb = new LinkBatch();
foreach ($this->mImages as $img) {
$lb->addObj($img[0]);
}
$lb->execute();
}
$lang = $this->getRenderLang();
# Output each image...
foreach ($this->mImages as $pair) {
/** @var Title $nt */
$nt = $pair[0];
$text = $pair[1];
# "text" means "caption" here
$alt = $pair[2];
$link = $pair[3];
$descQuery = false;
if ($nt->getNamespace() === NS_FILE) {
# Get the file...
if ($this->mParser instanceof Parser) {
# Give extensions a chance to select the file revision for us
$options = [];
Hooks::run('BeforeParserFetchFileAndTitle', [$this->mParser, $nt, &$options, &$descQuery]);
# Fetch and register the file (file title may be different via hooks)
list($img, $nt) = $this->mParser->fetchFileAndTitle($nt, $options);
} else {
$img = wfFindFile($nt);
}
} else {
$img = false;
}
$params = $this->getThumbParams($img);
// $pair[4] is per image handler options
$transformOptions = $params + $pair[4];
$thumb = false;
if (!$img) {
# We're dealing with a non-image, spit out the name and be done with it.
$thumbhtml = "\n\t\t\t" . '<div class="thumb" style="height: ' . ($this->getThumbPadding() + $this->mHeights) . 'px;">' . htmlspecialchars($nt->getText()) . '</div>';
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.
$thumbhtml = "\n\t\t\t" . '<div class="thumb" style="height: ' . ($this->getThumbPadding() + $this->mHeights) . 'px;">' . Linker::linkKnown($nt, htmlspecialchars($nt->getText())) . '</div>';
} else {
$thumb = $img->transform($transformOptions);
if (!$thumb) {
# Error generating thumbnail.
$thumbhtml = "\n\t\t\t" . '<div class="thumb" style="height: ' . ($this->getThumbPadding() + $this->mHeights) . 'px;">' . htmlspecialchars($img->getLastError()) . '</div>';
} 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" . '<div class="thumb" style="width: ' . $this->getThumbDivWidth($thumb->getWidth()) . 'px;">' . '<div style="margin:' . $vpad . 'px auto;">' . $thumb->toHtml($imageParameters) . '</div></div>';
// Call parser transform hook
/** @var MediaHandler $handler */
$handler = $img->getHandler();
if ($this->mParser && $handler) {
$handler->parserTransformHook($this->mParser, $img);
}
}
}
// @todo Code is incomplete.
// $linkTarget = Title::newFromText( $wgContLang->getNsText( MWNamespace::getUser() ) .
// ":{$ut}" );
// $ul = Linker::link( $linkTarget, $ut );
if ($this->mShowBytes) {
if ($img) {
$fileSize = htmlspecialchars($lang->formatSize($img->getSize()));
} else {
$fileSize = $this->msg('filemissing')->escaped();
}
$fileSize = "{$fileSize}<br />\n";
} else {
$fileSize = '';
}
$textlink = $this->mShowFilename ? Linker::linkKnown($nt, htmlspecialchars($lang->truncate($nt->getText(), $this->mCaptionLength))) . "<br />\n" : '';
$galleryText = $textlink . $text . $fileSize;
$galleryText = $this->wrapGalleryText($galleryText, $thumb);
# Weird double wrapping (the extra div inside the li) needed due to FF2 bug
# Can be safely removed if FF2 falls completely out of existence
$output .= "\n\t\t" . '<li class="gallerybox" style="width: ' . $this->getGBWidth($thumb) . 'px">' . '<div style="width: ' . $this->getGBWidth($thumb) . 'px">' . $thumbhtml . $galleryText . "\n\t\t</div></li>";
}
$output .= "\n</ul>";
return $output;
}
public function processResponsiveImages($file, $thumb, $hp)
{
Linker::processResponsiveImages($file, $thumb, $hp);
}
