Thumbnail ViewHelper <be:thumbnail>

ViewHelper for the backend which generates an <img> tag with the special URI to render thumbnails deferred.

Examples

Default

<be:thumbnail image="{file.resource}" width="{thumbnail.width}" height="{thumbnail.height}" />
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Output:

<img src="https://www.example.com/typo3/image/process?token=XYZ&id=1160"
     width="64"
     height="64"
     alt="alt set in image record"
     title="title set in image record"/>
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Inline notation

{be:thumbnail(image: file.resource, maxWidth: thumbnail.width, maxHeight: thumbnail.height)}
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Output:

<img src="https://www.example.com/typo3/image/process?token=XYZ&id=1160"
     width="64"
     height="64"
     alt="alt set in image record"
     title="title set in image record"/>
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Source code

Go to the source code of this ViewHelper: ThumbnailViewHelper.php (GitHub).

Arguments

The following arguments are available for the thumbnail ViewHelper:

additionalAttributes
Type
array
Additional tag attributes. They will be added directly to the resulting HTML tag.
data
Type
array
Additional data-* attributes. They will each be added with a "data-" prefix.
aria
Type
array
Additional aria-* attributes. They will each be added with a "aria-" prefix.
src
Type
string
Default
''
a path to a file, a combined FAL identifier or an uid (int). If $treatIdAsReference is set, the integer is considered the uid of the sys_file_reference record. If you already got a FAL object, consider using the $image parameter instead
treatIdAsReference
Type
bool
Default
false
given src argument is a sys_file_reference record
image
Type
object
a FAL object (\TYPO3\CMS\Core\Resource\File or \TYPO3\CMS\Core\Resource\FileReference)
crop
Type
string|bool
overrule cropping of image (setting to FALSE disables the cropping set in FileReference)
cropVariant
Type
string
Default
'default'
select a cropping variant, in case multiple croppings have been specified or stored in FileReference
width
Type
string
width of the image. This can be a numeric value representing the fixed width of the image in pixels. But you can also perform simple calculations by adding "m" or "c" to the value. See imgResource.width for possible options.
height
Type
string
height of the image. This can be a numeric value representing the fixed height of the image in pixels. But you can also perform simple calculations by adding "m" or "c" to the value. See imgResource.width for possible options.
minWidth
Type
int
minimum width of the image
minHeight
Type
int
minimum height of the image
maxWidth
Type
int
maximum width of the image
maxHeight
Type
int
maximum height of the image
context
Type
string
Default
'Image.Preview'
context for image rendering