server/apps/files_sharing/templates/public.php

<?php
/** @var $l \OCP\IL10N */
/** @var $_ array */
?>
<div id="app-content">
<?php if ($_['previewSupported']): /* This enables preview images for links (e.g. on Facebook, Google+, ...)*/?>
	<link rel="image_src" href="<?php p($_['previewImage']); ?>" />
<?php endif; ?>

<input type="hidden" id="sharingUserId" value="<?php p($_['owner']) ?>">
<input type="hidden" id="filesApp" name="filesApp" value="1">
<input type="hidden" id="isPublic" name="isPublic" value="1">
<input type="hidden" name="dir" value="<?php p($_['dir']) ?>" id="dir">
<?php if (!$_['hideDownload']): ?>
	<input type="hidden" name="downloadURL" value="<?php p($_['downloadURL']) ?>" id="downloadURL">
<?php endif; ?>
<input type="hidden" name="previewURL" value="<?php p($_['previewURL']) ?>" id="previewURL">
<input type="hidden" name="sharingToken" value="<?php p($_['sharingToken']) ?>" id="sharingToken">
<input type="hidden" name="filename" value="<?php p($_['filename']) ?>" id="filename">
<input type="hidden" name="mimetype" value="<?php p($_['mimetype']) ?>" id="mimetype">
<input type="hidden" name="previewSupported" value="<?php p($_['previewSupported'] ? 'true' : 'false'); ?>" id="previewSupported">
<input type="hidden" name="mimetypeIcon" value="<?php p(\OC::$server->getMimeTypeDetector()->mimeTypeIcon($_['mimetype'])); ?>" id="mimetypeIcon">
<input type="hidden" name="hideDownload" value="<?php p($_['hideDownload'] ? 'true' : 'false'); ?>" id="hideDownload">
<?php
$upload_max_filesize = OC::$server->getIniWrapper()->getBytes('upload_max_filesize');
$post_max_size = OC::$server->getIniWrapper()->getBytes('post_max_size');
$maxUploadFilesize = min($upload_max_filesize, $post_max_size);
?>
<input type="hidden" name="maxFilesizeUpload" value="<?php p($maxUploadFilesize); ?>" id="maxFilesizeUpload">

<?php if (!isset($_['hideFileList']) || (isset($_['hideFileList']) && $_['hideFileList'] === false)): ?>
	<input type="hidden" name="filesize" value="<?php p($_['nonHumanFileSize']); ?>" id="filesize">
<?php endif; ?>
<input type="hidden" name="maxSizeAnimateGif" value="<?php p($_['maxSizeAnimateGif']); ?>" id="maxSizeAnimateGif">
<?php if (isset($_['note']) && $_['note'] !== '') : ?>
	<div id="notemenu" class="hidden">
		<div class="icon-comment-white menutoggle" tabindex="0" role="button" aria-haspopup="true" aria-controls="note-content" aria-expanded="false">
			<span class="hidden-visually"><?php p($l->t('Share note'))?></span>
		</div>
		<div id="note-content" class="menu" aria-label="Note content">
			<div class="content">
				<?php p($_['note']); ?>
			</div>
		</div>
	</div>
<?php endif; ?>

<?php if (!$_['isIE']) { ?>
	<input type="checkbox" class="hidden-visually" id="showgridview"
		<?php if($_['showgridview']) { ?>checked="checked" <?php } ?>/>
	<label id="view-toggle" for="showgridview" class="button <?php p($_['showgridview'] ? 'icon-toggle-filelist' : 'icon-toggle-pictures') ?>"
		title="<?php p($l->t('Toggle grid view'))?>"></label>
<?php } ?>

<?php if (!isset($_['hideFileList']) || (isset($_['hideFileList']) && $_['hideFileList'] === false)) { ?>
	<div id="files-public-content">
		<div id="preview">
			<?php if (isset($_['folder'])): ?>
				<?php print_unescaped($_['folder']); ?>
			<?php else: ?>
				<?php if ($_['previewEnabled'] && substr($_['mimetype'], 0, strpos($_['mimetype'], '/')) == 'audio'): ?>
					<div id="imgframe">
						<audio tabindex="0" controls="" preload="none" style="width: 100%; max-width: <?php p($_['previewMaxX']); ?>px; max-height: <?php p($_['previewMaxY']); ?>px">
							<source src="<?php p($_['downloadURL']); ?>" type="<?php p($_['mimetype']); ?>" />
						</audio>
					</div>
				<?php else: ?>
					<!-- Preview frame is filled via JS to support SVG images for modern browsers -->
					<div id="imgframe"></div>
				<?php endif; ?>
				<?php if ($_['previewURL'] === $_['downloadURL'] && !$_['hideDownload']): ?>
					<div class="directDownload">
						<a href="<?php p($_['downloadURL']); ?>" id="downloadFile" class="button">
							<span class="icon icon-download"></span>
							<?php p($l->t('Download %s', array($_['filename'])))?> (<?php p($_['fileSize']) ?>)
						</a>
					</div>
				<?php endif; ?>
			<?php endif; ?>
		</div>
	</div>
<?php } else { ?>
	<input type="hidden" id="upload-only-interface" value="1"/>
	<div id="public-upload">
		<div id="emptycontent" class="<?php if (!empty($_['disclaimer'])) { ?>has-disclaimer<?php } ?>">
			<div id="displayavatar"><div class="avatardiv"></div></div>
			<h2><?php p($l->t('Upload files to %s', [$_['shareOwner']])) ?></h2>
			<p><span class="icon-folder"></span> <?php p($_['filename']) ?></p>
			<?php if (!empty($_['disclaimer'])) { ?>
				<p class="disclaimer"><?php p($_['disclaimer']); ?></p>
			<?php } ?>
			<input type="file" name="files[]" class="hidden" multiple>

			<a href="#" class="button icon-upload"><?php p($l->t('Select or drop files')) ?></a>
			<div id="drop-upload-progress-indicator" style="padding-top: 25px;" class="hidden"><?php p($l->t('Uploading files…')) ?></div>
			<div id="drop-upload-done-indicator" style="padding-top: 25px;" class="hidden"><?php p($l->t('Uploaded files:')) ?></div>
			<ul>
			</ul>
		</div>
	</div>
<?php } ?>

<?php if (!isset($_['hideFileList']) || (isset($_['hideFileList']) && $_['hideFileList'] !== true)): ?>
	<input type="hidden" name="dir" id="dir" value="" />
	<div class="hiddenuploadfield">
		<input type="file" id="file_upload_start" class="hiddenuploadfield" name="files[]"
			   data-url="<?php p(\OC::$server->getURLGenerator()->linkTo('files', 'ajax/upload.php')); ?>" />
	</div>
<?php endif; ?>
</div>