/
UploadField.php
1615 lines (1426 loc) · 45.9 KB
/
UploadField.php
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<?php
/**
* Field for uploading single or multiple files of all types, including images.
*
* <b>Features (some might not be available to old browsers):</b>
*
* - File Drag&Drop support
* - Progressbar
* - Image thumbnail/file icons even before upload finished
* - Saving into relations on form submit
* - Edit file
* - allowedExtensions is by default File::$allowed_extensions<li>maxFileSize the value of min(upload_max_filesize,
* post_max_size) from php.ini
*
* <>Usage</b>
*
* @example <code>
* $UploadField = new UploadField('AttachedImages', 'Please upload some images <span>(max. 5 files)</span>');
* $UploadField->setAllowedFileCategories('image');
* $UploadField->setAllowedMaxFileNumber(5);
* </code>
*
* @author Zauberfisch
* @package forms
* @subpackages fields-files
*/
class UploadField extends FileField {
/**
* @var array
*/
private static $allowed_actions = array(
'upload',
'attach',
'handleItem',
'handleSelect',
'fileexists'
);
/**
* @var array
*/
private static $url_handlers = array(
'item/$ID' => 'handleItem',
'select' => 'handleSelect',
'$Action!' => '$Action',
);
/**
* Template to use for the file button widget
*
* @var string
*/
protected $templateFileButtons = 'UploadField_FileButtons';
/**
* Template to use for the edit form
*
* @var string
*/
protected $templateFileEdit = 'UploadField_FileEdit';
/**
* Parent data record. Will be infered from parent form or controller if blank.
*
* @var DataObject
*/
protected $record;
/**
* Items loaded into this field. May be a RelationList, or any other SS_List
*
* @var SS_List
*/
protected $items;
/**
* Config for this field used in the front-end javascript
* (will be merged into the config of the javascript file upload plugin).
* See framework/_config/uploadfield.yml for configuration defaults and documentation.
*
* @var array
*/
protected $ufConfig = array(
/**
* Automatically upload the file once selected
*
* @var boolean
*/
'autoUpload' => true,
/**
* Restriction on number of files that may be set for this field. Set to null to allow
* unlimited. If record has a has_one and allowedMaxFileNumber is null, it will be set to 1.
* The resulting value will be set to maxNumberOfFiles
*
* @var integer
*/
'allowedMaxFileNumber' => null,
/**
* Can the user upload new files, or just select from existing files.
* String values are interpreted as permission codes.
*
* @var boolean|string
*/
'canUpload' => true,
/**
* Can the user attach files from the assets archive on the site?
* String values are interpreted as permission codes.
*
* @var boolean|string
*/
'canAttachExisting' => "CMS_ACCESS_AssetAdmin",
/**
* Shows the target folder for new uploads in the field UI.
* Disable to keep the internal filesystem structure hidden from users.
*
* @var boolean|string
*/
'canPreviewFolder' => true,
/**
* Indicate a change event to the containing form if an upload
* or file edit/delete was performed.
*
* @var boolean
*/
'changeDetection' => true,
/**
* Maximum width of the preview thumbnail
*
* @var integer
*/
'previewMaxWidth' => 80,
/**
* Maximum height of the preview thumbnail
*
* @var integer
*/
'previewMaxHeight' => 60,
/**
* javascript template used to display uploading files
*
* @see javascript/UploadField_uploadtemplate.js
* @var string
*/
'uploadTemplateName' => 'ss-uploadfield-uploadtemplate',
/**
* javascript template used to display already uploaded files
*
* @see javascript/UploadField_downloadtemplate.js
* @var string
*/
'downloadTemplateName' => 'ss-uploadfield-downloadtemplate',
/**
* Show a warning when overwriting a file.
* This requires Upload->replaceFile config to be set to true, otherwise
* files will be renamed instead of overwritten (although the warning will
* still be displayed)
*
* @see Upload
* @var boolean
*/
'overwriteWarning' => true
);
/**
* FieldList $fields or string $name (of a method on File to provide a fields) for the EditForm
* @example 'getCMSFields'
*
* @var FieldList|string
*/
protected $fileEditFields = null;
/**
* FieldList $actions or string $name (of a method on File to provide a actions) for the EditForm
* @example 'getCMSActions'
*
* @var FieldList|string
*/
protected $fileEditActions = null;
/**
* Validator (eg RequiredFields) or string $name (of a method on File to provide a Validator) for the EditForm
* @example 'getCMSValidator'
*
* @var RequiredFields|string
*/
protected $fileEditValidator = null;
/**
* Construct a new UploadField instance
*
* @param string $name The internal field name, passed to forms.
* @param string $title The field label.
* @param SS_List $items If no items are defined, the field will try to auto-detect an existing relation on
* @link $record}, with the same name as the field name.
* @param Form $form Reference to the container form
*/
public function __construct($name, $title = null, SS_List $items = null) {
// TODO thats the first thing that came to my head, feel free to change it
$this->addExtraClass('ss-upload'); // class, used by js
$this->addExtraClass('ss-uploadfield'); // class, used by css for uploadfield only
$this->ufConfig = array_merge($this->ufConfig, self::config()->defaultConfig);
parent::__construct($name, $title);
if($items) $this->setItems($items);
// filter out '' since this would be a regex problem on JS end
$this->getValidator()->setAllowedExtensions(
array_filter(Config::inst()->get('File', 'allowed_extensions'))
);
// get the lower max size
$maxUpload = File::ini2bytes(ini_get('upload_max_filesize'));
$maxPost = File::ini2bytes(ini_get('post_max_size'));
$this->getValidator()->setAllowedMaxFileSize(min($maxUpload, $maxPost));
}
/**
* Set name of template used for Buttons on each file (replace, edit, remove, delete) (without path or extension)
*
* @param string
*/
public function setTemplateFileButtons($template) {
$this->templateFileButtons = $template;
return $this;
}
/**
* @return string
*/
public function getTemplateFileButtons() {
return $this->templateFileButtons;
}
/**
* Set name of template used for the edit (inline & popup) of a file file (without path or extension)
*
* @param string
*/
public function setTemplateFileEdit($template) {
$this->templateFileEdit = $template;
return $this;
}
/**
* @return string
*/
public function getTemplateFileEdit() {
return $this->templateFileEdit;
}
/**
* Determine if the target folder for new uploads in is visible the field UI.
*
* @return boolean
*/
public function canPreviewFolder() {
if(!$this->isActive()) return false;
$can = $this->getConfig('canPreviewFolder');
return (is_bool($can)) ? $can : Permission::check($can);
}
/**
* Determine if the target folder for new uploads in is visible the field UI.
* Disable to keep the internal filesystem structure hidden from users.
*
* @param boolean|string $canPreviewFolder Either a boolean flag, or a
* required permission code
* @return UploadField Self reference
*/
public function setCanPreviewFolder($canPreviewFolder) {
return $this->setConfig('canPreviewFolder', $canPreviewFolder);
}
/**
* Determine if the field should show a warning when overwriting a file.
* This requires Upload->replaceFile config to be set to true, otherwise
* files will be renamed instead of overwritten (although the warning will
* still be displayed)
*
* @return boolean
*/
public function getOverwriteWarning() {
return $this->getConfig('overwriteWarning');
}
/**
* Determine if the field should show a warning when overwriting a file.
* This requires Upload->replaceFile config to be set to true, otherwise
* files will be renamed instead of overwritten (although the warning will
* still be displayed)
*
* @param boolean $overwriteWarning
* @return UploadField Self reference
*/
public function setOverwriteWarning($overwriteWarning) {
return $this->setConfig('overwriteWarning', $overwriteWarning);
}
/**
* Force a record to be used as "Parent" for uploaded Files (eg a Page with a has_one to File)
* @param DataObject $record
*/
public function setRecord($record) {
$this->record = $record;
return $this;
}
/**
* Get the record to use as "Parent" for uploaded Files (eg a Page with a has_one to File) If none is set, it will
* use Form->getRecord() or Form->Controller()->data()
*
* @return DataObject
*/
public function getRecord() {
if (!$this->record && $this->form) {
if (($record = $this->form->getRecord()) && ($record instanceof DataObject)) {
$this->record = $record;
} elseif (($controller = $this->form->Controller())
&& $controller->hasMethod('data')
&& ($record = $controller->data())
&& ($record instanceof DataObject)
) {
$this->record = $record;
}
}
return $this->record;
}
/**
* Loads the related record values into this field. UploadField can be uploaded
* in one of three ways:
*
* - By passing in a list of file IDs in the $value parameter (an array with a single
* key 'Files', with the value being the actual array of IDs).
* - By passing in an explicit list of File objects in the $record parameter, and
* leaving $value blank.
* - By passing in a dataobject in the $record parameter, from which file objects
* will be extracting using the field name as the relation field.
*
* Each of these methods will update both the items (list of File objects) and the
* field value (list of file ID values).
*
* @param array $value Array of submitted form data, if submitting from a form
* @param array|DataObject|SS_List $record Full source record, either as a DataObject,
* SS_List of items, or an array of submitted form data
* @return UploadField Self reference
*/
public function setValue($value, $record = null) {
// If we're not passed a value directly, we can attempt to infer the field
// value from the second parameter by inspecting its relations
$items = new ArrayList();
// Determine format of presented data
if(empty($value) && $record) {
// If a record is given as a second parameter, but no submitted values,
// then we should inspect this instead for the form values
if(($record instanceof DataObject) && $record->hasMethod($this->getName())) {
// If given a dataobject use reflection to extract details
$data = $record->{$this->getName()}();
if($data instanceof DataObject) {
// If has_one, add sole item to default list
$items->push($data);
} elseif($data instanceof SS_List) {
// For many_many and has_many relations we can use the relation list directly
$items = $data;
}
} elseif($record instanceof SS_List) {
// If directly passing a list then save the items directly
$items = $record;
}
} elseif(!empty($value['Files'])) {
// If value is given as an array (such as a posted form), extract File IDs from this
$class = $this->getRelationAutosetClass();
$items = DataObject::get($class)->byIDs($value['Files']);
}
// If javascript is disabled, direct file upload (non-html5 style) can
// trigger a single or multiple file submission. Note that this may be
// included in addition to re-submitted File IDs as above, so these
// should be added to the list instead of operated on independently.
if($uploadedFiles = $this->extractUploadedFileData($value)) {
foreach($uploadedFiles as $tempFile) {
$file = $this->saveTemporaryFile($tempFile, $error);
if($file) {
$items->add($file);
} else {
throw new ValidationException($error);
}
}
}
// Filter items by what's allowed to be viewed
$filteredItems = new ArrayList();
$fileIDs = array();
foreach($items as $file) {
if($file->exists() && $file->canView()) {
$filteredItems->push($file);
$fileIDs[] = $file->ID;
}
}
// Filter and cache updated item list
$this->items = $filteredItems;
// Same format as posted form values for this field. Also ensures that
// $this->setValue($this->getValue()); is non-destructive
$value = $fileIDs ? array('Files' => $fileIDs) : null;
// Set value using parent
return parent::setValue($value, $record);
}
/**
* Sets the items assigned to this field as an SS_List of File objects.
* Calling setItems will also update the value of this field, as well as
* updating the internal list of File items.
*
* @param SS_List $items
* @return UploadField self reference
*/
public function setItems(SS_List $items) {
return $this->setValue(null, $items);
}
/**
* Retrieves the current list of files
*
* @return SS_List
*/
public function getItems() {
return $this->items ? $this->items : new ArrayList();
}
/**
* Retrieves a customised list of all File records to ensure they are
* properly viewable when rendered in the field template.
*
* @return SS_List[ViewableData_Customised]
*/
public function getCustomisedItems() {
$customised = new ArrayList();
foreach($this->getItems() as $file) {
$customised->push($this->customiseFile($file));
}
return $customised;
}
/**
* Retrieves the list of selected file IDs
*
* @return array
*/
public function getItemIDs() {
$value = $this->Value();
return empty($value['Files']) ? array() : $value['Files'];
}
public function Value() {
// Re-override FileField Value to use data value
return $this->dataValue();
}
public function saveInto(DataObjectInterface $record) {
// Check required relation details are available
$fieldname = $this->getName();
if(!$fieldname) return $this;
// Get details to save
$idList = $this->getItemIDs();
// Check type of relation
$relation = $record->hasMethod($fieldname) ? $record->$fieldname() : null;
if($relation && ($relation instanceof RelationList || $relation instanceof UnsavedRelationList)) {
// has_many or many_many
$relation->setByIDList($idList);
} elseif($record->has_one($fieldname)) {
// has_one
$record->{"{$fieldname}ID"} = $idList ? reset($idList) : 0;
}
return $this;
}
/**
* Customises a file with additional details suitable for rendering in the
* UploadField.ss template
*
* @param File $file
* @return ViewableData_Customised
*/
protected function customiseFile(File $file) {
$file = $file->customise(array(
'UploadFieldThumbnailURL' => $this->getThumbnailURLForFile($file),
'UploadFieldDeleteLink' => $this->getItemHandler($file->ID)->DeleteLink(),
'UploadFieldEditLink' => $this->getItemHandler($file->ID)->EditLink(),
'UploadField' => $this
));
// we do this in a second customise to have the access to the previous customisations
return $file->customise(array(
'UploadFieldFileButtons' => (string)$file->renderWith($this->getTemplateFileButtons())
));
}
/**
* Assign a front-end config variable for the upload field
*
* @see https://github.com/blueimp/jQuery-File-Upload/wiki/Options for the list of front end options available
*
* @param string $key
* @param mixed $val
* @return UploadField self reference
*/
public function setConfig($key, $val) {
$this->ufConfig[$key] = $val;
return $this;
}
/**
* Gets a front-end config variable for the upload field
*
* @see https://github.com/blueimp/jQuery-File-Upload/wiki/Options for the list of front end options available
*
* @param string $key
* @return mixed
*/
public function getConfig($key) {
if(!isset($this->ufConfig[$key])) return null;
return $this->ufConfig[$key];
}
/**
* Determine if the field should automatically upload the file.
*
* @return boolean
*/
public function getAutoUpload() {
return $this->getConfig('autoUpload');
}
/**
* Determine if the field should automatically upload the file
*
* @param boolean $autoUpload
* @return UploadField Self reference
*/
public function setAutoUpload($autoUpload) {
return $this->setConfig('autoUpload', $autoUpload);
}
/**
* Determine maximum number of files allowed to be attached
* Defaults to 1 for has_one and null (unlimited) for
* many_many and has_many relations.
*
* @return integer|null Maximum limit, or null for no limit
*/
public function getAllowedMaxFileNumber() {
$allowedMaxFileNumber = $this->getConfig('allowedMaxFileNumber');
// if there is a has_one relation with that name on the record and
// allowedMaxFileNumber has not been set, it's wanted to be 1
if(empty($allowedMaxFileNumber)) {
$record = $this->getRecord();
$name = $this->getName();
if($record && $record->has_one($name)) {
return 1; // Default for has_one
} else {
return null; // Default for has_many and many_many
}
} else {
return $allowedMaxFileNumber;
}
}
/**
* Limit allowed file extensions. Empty by default, allowing all extensions.
* To allow files without an extension, use an empty string.
* See {@link File::$allowed_extensions} to get a good standard set of
* extensions that are typically not harmful in a webserver context.
* See {@link setAllowedMaxFileSize()} to limit file size by extension.
*
* @param array $rules List of extensions
* @return UploadField Self reference
*/
public function setAllowedExtensions($rules) {
$this->getValidator()->setAllowedExtensions($rules);
return $this;
}
/**
* Limit allowed file extensions by specifying categories of file types.
* These may be 'image', 'audio', 'mov', 'zip', 'flash', or 'doc'
* See {@link File::$allowed_extensions} for details of allowed extensions
* for each of these categories
*
* @param string $category Category name
* @param string,... $categories Additional category names
* @return UploadField Self reference
*/
public function setAllowedFileCategories($category) {
$extensions = array();
$knownCategories = File::config()->app_categories;
// Parse arguments
$categories = func_get_args();
if(func_num_args() === 1 && is_array(reset($categories))) {
$categories = reset($categories);
}
// Merge all categories into list of extensions
foreach(array_filter($categories) as $category) {
if(isset($knownCategories[$category])) {
$extensions = array_merge($extensions, $knownCategories[$category]);
} else {
user_error("Unknown file category: $category", E_USER_ERROR);
}
}
return $this->setAllowedExtensions($extensions);
}
/**
* Returns list of extensions allowed by this field, or an empty array
* if there is no restriction
*
* @return array
*/
public function getAllowedExtensions() {
return $this->getValidator()->getAllowedExtensions();
}
/**
* Determine maximum number of files allowed to be attached.
*
* @param integer|null $allowedMaxFileNumber Maximum limit. 0 or null will be treated as unlimited
* @return UploadField Self reference
*/
public function setAllowedMaxFileNumber($allowedMaxFileNumber) {
return $this->setConfig('allowedMaxFileNumber', $allowedMaxFileNumber);
}
/**
* Determine if the user has permission to upload.
*
* @return boolean
*/
public function canUpload() {
if(!$this->isActive()) return false;
$can = $this->getConfig('canUpload');
return (is_bool($can)) ? $can : Permission::check($can);
}
/**
* Specify whether the user can upload files.
* String values will be treated as required permission codes
*
* @param boolean|string $canUpload Either a boolean flag, or a required
* permission code
* @return UploadField Self reference
*/
public function setCanUpload($canUpload) {
return $this->setConfig('canUpload', $canUpload);
}
/**
* Determine if the user has permission to attach existing files
* By default returns true if the user has the CMS_ACCESS_AssetAdmin permission
*
* @return boolean
*/
public function canAttachExisting() {
if(!$this->isActive()) return false;
$can = $this->getConfig('canAttachExisting');
return (is_bool($can)) ? $can : Permission::check($can);
}
/**
* Returns true if the field is neither readonly nor disabled
*
* @return boolean
*/
public function isActive() {
return !$this->isDisabled() && !$this->isReadonly();
}
/**
* Specify whether the user can attach existing files
* String values will be treated as required permission codes
*
* @param boolean|string $canAttachExisting Either a boolean flag, or a
* required permission code
* @return UploadField Self reference
*/
public function setCanAttachExisting($canAttachExisting) {
return $this->setConfig('canAttachExisting', $canAttachExisting);
}
/**
* Gets thumbnail width. Defaults to 80
*
* @return integer
*/
public function getPreviewMaxWidth() {
return $this->getConfig('previewMaxWidth');
}
/**
* @see UploadField::getPreviewMaxWidth()
*
* @param integer $previewMaxWidth
* @return UploadField Self reference
*/
public function setPreviewMaxWidth($previewMaxWidth) {
return $this->setConfig('previewMaxWidth', $previewMaxWidth);
}
/**
* Gets thumbnail height. Defaults to 60
*
* @return integer
*/
public function getPreviewMaxHeight() {
return $this->getConfig('previewMaxHeight');
}
/**
* @see UploadField::getPreviewMaxHeight()
*
* @param integer $previewMaxHeight
* @return UploadField Self reference
*/
public function setPreviewMaxHeight($previewMaxHeight) {
return $this->setConfig('previewMaxHeight', $previewMaxHeight);
}
/**
* javascript template used to display uploading files
* Defaults to 'ss-uploadfield-uploadtemplate'
*
* @see javascript/UploadField_uploadtemplate.js
* @var string
*/
public function getUploadTemplateName() {
return $this->getConfig('uploadTemplateName');
}
/**
* @see UploadField::getUploadTemplateName()
*
* @param string $uploadTemplateName
* @return UploadField Self reference
*/
public function setUploadTemplateName($uploadTemplateName) {
return $this->setConfig('uploadTemplateName', $uploadTemplateName);
}
/**
* javascript template used to display already uploaded files
* Defaults to 'ss-downloadfield-downloadtemplate'
*
* @see javascript/DownloadField_downloadtemplate.js
* @var string
*/
public function getDownloadTemplateName() {
return $this->getConfig('downloadTemplateName');
}
/**
* @see Uploadfield::getDownloadTemplateName()
*
* @param string $downloadTemplateName
* @return Uploadfield Self reference
*/
public function setDownloadTemplateName($downloadTemplateName) {
return $this->setConfig('downloadTemplateName', $downloadTemplateName);
}
/**
* FieldList $fields for the EditForm
* @example 'getCMSFields'
*
* @param File $file File context to generate fields for
* @return FieldList List of form fields
*/
public function getFileEditFields(File $file) {
// Empty actions, generate default
if(empty($this->fileEditFields)) {
$fields = $file->getCMSFields();
// Only display main tab, to avoid overly complex interface
if($fields->hasTabSet() && ($mainTab = $fields->findOrMakeTab('Root.Main'))) {
$fields = $mainTab->Fields();
}
return $fields;
}
// Fields instance
if ($this->fileEditFields instanceof FieldList) return $this->fileEditFields;
// Method to call on the given file
if($file->hasMethod($this->fileEditFields)) {
return $file->{$this->fileEditFields}();
}
user_error("Invalid value for UploadField::fileEditFields", E_USER_ERROR);
}
/**
* FieldList $fields or string $name (of a method on File to provide a fields) for the EditForm
* @example 'getCMSFields'
*
* @param FieldList|string
* @return Uploadfield Self reference
*/
public function setFileEditFields($fileEditFields) {
$this->fileEditFields = $fileEditFields;
return $this;
}
/**
* FieldList $actions or string $name (of a method on File to provide a actions) for the EditForm
* @example 'getCMSActions'
*
* @param File $file File context to generate form actions for
* @return FieldList Field list containing FormAction
*/
public function getFileEditActions(File $file) {
// Empty actions, generate default
if(empty($this->fileEditActions)) {
$actions = new FieldList($saveAction = new FormAction('doEdit', _t('UploadField.DOEDIT', 'Save')));
$saveAction->addExtraClass('ss-ui-action-constructive icon-accept');
return $actions;
}
// Actions instance
if ($this->fileEditActions instanceof FieldList) return $this->fileEditActions;
// Method to call on the given file
if($file->hasMethod($this->fileEditActions)) {
return $file->{$this->fileEditActions}();
}
user_error("Invalid value for UploadField::fileEditActions", E_USER_ERROR);
}
/**
* FieldList $actions or string $name (of a method on File to provide a actions) for the EditForm
* @example 'getCMSActions'
*
* @param FieldList|string
* @return Uploadfield Self reference
*/
public function setFileEditActions($fileEditActions) {
$this->fileEditActions = $fileEditActions;
return $this;
}
/**
* Determines the validator to use for the edit form
* @example 'getCMSValidator'
*
* @param File $file File context to generate validator from
* @return Validator Validator object
*/
public function getFileEditValidator(File $file) {
// Empty validator
if(empty($this->fileEditValidator)) return null;
// Validator instance
if($this->fileEditValidator instanceof Validator) return $this->fileEditValidator;
// Method to call on the given file
if($file->hasMethod($this->fileEditValidator)) {
return $file->{$this->fileEditValidator}();
}
user_error("Invalid value for UploadField::fileEditValidator", E_USER_ERROR);
}
/**
* Validator (eg RequiredFields) or string $name (of a method on File to provide a Validator) for the EditForm
* @example 'getCMSValidator'
*
* @param Validator|string
* @return Uploadfield Self reference
*/
public function setFileEditValidator($fileEditValidator) {
$this->fileEditValidator = $fileEditValidator;
return $this;
}
/**
* @param File $file
* @return string
*/
protected function getThumbnailURLForFile(File $file) {
if ($file->exists() && file_exists(Director::baseFolder() . '/' . $file->getFilename())) {
$width = $this->getPreviewMaxWidth();
$height = $this->getPreviewMaxHeight();
if ($file->hasMethod('getThumbnail')) {
return $file->getThumbnail($width, $height)->getURL();
} elseif ($file->hasMethod('getThumbnailURL')) {
return $file->getThumbnailURL($width, $height);
} elseif ($file->hasMethod('SetRatioSize')) {
return $file->SetRatioSize($width, $height)->getURL();
} else {
return $file->Icon();
}
}
return false;
}
public function getAttributes() {
return array_merge(
parent::getAttributes(),
array('data-selectdialog-url', $this->Link('select'))
);
}
public function extraClass() {
if($this->isDisabled()) $this->addExtraClass('disabled');
if($this->isReadonly()) $this->addExtraClass('readonly');
return parent::extraClass();
}
public function Field($properties = array()) {
Requirements::javascript(THIRDPARTY_DIR . '/jquery/jquery.js');
Requirements::javascript(THIRDPARTY_DIR . '/jquery-ui/jquery-ui.js');
Requirements::javascript(THIRDPARTY_DIR . '/jquery-entwine/dist/jquery.entwine-dist.js');
Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/javascript/ssui.core.js');
Requirements::add_i18n_javascript(FRAMEWORK_DIR . '/javascript/lang');
Requirements::combine_files('uploadfield.js', array(
// @todo jquery templates is a project no longer maintained and should be retired at some point.
THIRDPARTY_DIR . '/javascript-templates/tmpl.js',
THIRDPARTY_DIR . '/javascript-loadimage/load-image.js',
THIRDPARTY_DIR . '/jquery-fileupload/jquery.iframe-transport.js',
THIRDPARTY_DIR . '/jquery-fileupload/cors/jquery.xdr-transport.js',
THIRDPARTY_DIR . '/jquery-fileupload/jquery.fileupload.js',
THIRDPARTY_DIR . '/jquery-fileupload/jquery.fileupload-ui.js',
FRAMEWORK_DIR . '/javascript/UploadField_uploadtemplate.js',
FRAMEWORK_DIR . '/javascript/UploadField_downloadtemplate.js',
FRAMEWORK_DIR . '/javascript/UploadField.js',
));
Requirements::css(THIRDPARTY_DIR . '/jquery-ui-themes/smoothness/jquery-ui.css'); // TODO hmmm, remove it?
Requirements::css(FRAMEWORK_DIR . '/css/UploadField.css');
// Calculated config as per jquery.fileupload-ui.js
$allowedMaxFileNumber = $this->getAllowedMaxFileNumber();
$config = array(
'url' => $this->Link('upload'),
'urlSelectDialog' => $this->Link('select'),
'urlAttach' => $this->Link('attach'),
'urlFileExists' => $this->link('fileexists'),
'acceptFileTypes' => '.+$',
// Fileupload treats maxNumberOfFiles as the max number of _additional_ items allowed
'maxNumberOfFiles' => $allowedMaxFileNumber ? ($allowedMaxFileNumber - count($this->getItemIDs())) : null
);
// Validation: File extensions
if ($allowedExtensions = $this->getAllowedExtensions()) {
$config['acceptFileTypes'] = '(\.|\/)(' . implode('|', $allowedExtensions) . ')$';
$config['errorMessages']['acceptFileTypes'] = _t(
'File.INVALIDEXTENSIONSHORT',
'Extension is not allowed'
);
}
// Validation: File size
if ($allowedMaxFileSize = $this->getValidator()->getAllowedMaxFileSize()) {
$config['maxFileSize'] = $allowedMaxFileSize;
$config['errorMessages']['maxFileSize'] = _t(
'File.TOOLARGESHORT',
'Filesize exceeds {size}',
array('size' => File::format_size($config['maxFileSize']))
);
}
// Validation: Number of files
if ($allowedMaxFileNumber) {
if($allowedMaxFileNumber > 1) {
$config['errorMessages']['maxNumberOfFiles'] = _t(
'UploadField.MAXNUMBEROFFILESSHORT',
'Can only upload {count} files',
array('count' => $allowedMaxFileNumber)
);
} else {
$config['errorMessages']['maxNumberOfFiles'] = _t(
'UploadField.MAXNUMBEROFFILESONE',
'Can only upload one file'
);
}
}