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FieldtypeSelectImage.module
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FieldtypeSelectImage.module
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<?php namespace ProcessWire;
class FieldtypeSelectImage extends Fieldtype {
/**
* Module information
*/
public static function getModuleInfo() {
return array(
'title' => 'Select Image',
'summary' => 'Allows the selection of a single image from any of the image fields on the current page.',
'version' => '0.2.4',
'author' => 'Robin Sallis',
'href' => 'https://github.com/Toutouwai/FieldtypeSelectImage',
'icon' => 'image',
'requires' => 'ProcessWire>=3.0.0',
'installs' => 'InputfieldSelectImage',
);
}
/**
* Get inputfield
*
* @param Page $page
* @param Field $fields
* @return InputfieldSelectImage
*/
public function getInputfield(Page $page, Field $fields) {
/* @var InputfieldSelectImage $inputfield */
$inputfield = $this->wire()->modules->InputfieldSelectImage;
$options = $this->getImageOptions($page);
foreach($options as $option) {
$inputfield->addOption(
$option['data'],
$option['label'],
['data-img-src' => $option['thumb']]
);
}
return $inputfield;
}
/**
* Get options for select field
*
* @param Page $page
* @return array
*/
public function getImageOptions(Page $page) {
if(!$page->fields) return [];
$options = [];
foreach($page->fields as $field) {
if($field->type instanceof FieldtypeImage) {
foreach($page->$field as $image) {
/* @var Pageimage $image */
if($image->isTemp()) continue;
$options[] = [
'label' => $image->basename,
'thumb' => $image->height(260)->url,
'data' => "{$field->name}|{$image->basename}"
];
}
}
}
return $options;
}
/**
* Get database schema
*
* @param Field $field
* @return array
*/
public function getDatabaseSchema(Field $field) {
$schema = parent::getDatabaseSchema($field);
$schema['data'] = 'text NOT NULL';
$schema['keys']['data_exact'] = 'KEY `data_exact` (`data`(255))';
$schema['keys']['data'] = 'FULLTEXT KEY `data` (`data`)';
return $schema;
}
/**
* Sanitize value
*
* @param Page $page
* @param Field $field
* @param $value
* @return Pageimage|string
*/
public function sanitizeValue(Page $page, Field $field, $value) {
if(is_string($value) && strpos($value, '|') !== false) {
list($field_name, $image_name) = explode('|', $value);
$value = $page->$field_name->get("name=$image_name");
}
if(!is_object($value) || $value->className() !== 'Pageimage') $value = '';
return $value;
}
/**
* Wakeup value
*
* @param Page $page
* @param Field $field
* @param $value
* @return Pageimage|string
*/
public function ___wakeupValue(Page $page, Field $field, $value) {
if(strpos($value, '|') !== false) {
list($field_name, $image_name) = explode('|', $value);
$value = $page->template->hasField($field_name) ? $page->getUnformatted($field_name)->get("name=$image_name") : null;
}
return $value;
}
/**
* Sleep value
*
* @param Page $page
* @param Field $field
* @param $value
* @return string
*/
public function ___sleepValue(Page $page, Field $field, $value) {
if(is_object($value)) {
$field_name = '';
foreach($page->fields as $field) {
if($field->type instanceof FieldtypeImage) {
if($page->get($field->name)->has("name={$value->basename}")) {
$field_name = $field->name;
}
}
}
$image_name = $value->basename;
$value = "{$field_name}|{$image_name}";
}
return (string) $value;
}
}