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ImageUploadTransformationsPlugin.php
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ImageUploadTransformationsPlugin.php
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<?php
/**
* Abstract class for the image upload input transformations plugins
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Transformations\Abs;
use PhpMyAdmin\FieldMetadata;
use PhpMyAdmin\Plugins\IOTransformationsPlugin;
use PhpMyAdmin\Url;
use function __;
use function bin2hex;
use function intval;
/**
* Provides common methods for all of the image upload transformations plugins.
*/
abstract class ImageUploadTransformationsPlugin extends IOTransformationsPlugin
{
/**
* Gets the transformation description of the specific plugin
*/
public static function getInfo(): string
{
return __(
'Image upload functionality which also displays a thumbnail.'
. ' The options are the width and height of the thumbnail'
. ' in pixels. Defaults to 100 X 100.',
);
}
/**
* Does the actual work of each specific transformations plugin.
*
* @param string $buffer text to be transformed
* @param array $options transformation options
* @param FieldMetadata|null $meta meta information
*/
public function applyTransformation(string $buffer, array $options = [], FieldMetadata|null $meta = null): string
{
return $buffer;
}
/**
* Returns the html for input field to override default textarea.
* Note: Return empty string if default textarea is required.
*
* @param array $column column details
* @param int $rowId row number
* @param string $columnNameAppendix the name attribute
* @param array $options transformation options
* @param string $value Current field value
* @param string $textDir text direction
* @param int $tabIndex tab index
* @param int $tabIndexForValue offset for the values tabindex
* @param int $idIndex id index
*
* @return string the html for input field
*/
public function getInputHtml(
array $column,
int $rowId,
string $columnNameAppendix,
array $options,
string $value,
string $textDir,
int $tabIndex,
int $tabIndexForValue,
int $idIndex,
): string {
$html = '';
$src = '';
if ($value !== '') {
$html = '<input type="hidden" name="fields_prev' . $columnNameAppendix
. '" value="' . bin2hex($value) . '">';
$html .= '<input type="hidden" name="fields' . $columnNameAppendix
. '" value="' . bin2hex($value) . '">';
$src = Url::getFromRoute('/transformation/wrapper', $options['wrapper_params']);
}
$html .= '<img src="' . $src . '" width="'
. (isset($options[0]) ? intval($options[0]) : '100') . '" height="'
. (isset($options[1]) ? intval($options[1]) : '100') . '" alt="'
. __('Image preview here') . '">';
$html .= '<br><input type="file" name="fields_upload'
. $columnNameAppendix . '" accept="image/*" class="image-upload">';
return $html;
}
/**
* Returns the array of scripts (filename) required for plugin
* initialization and handling
*
* @return string[] javascripts to be included
*/
public function getScripts(): array
{
return ['transformations/image_upload.js'];
}
/* ~~~~~~~~~~~~~~~~~~~~ Getters and Setters ~~~~~~~~~~~~~~~~~~~~ */
/**
* Gets the transformation name of the specific plugin
*/
public static function getName(): string
{
return 'Image upload';
}
}