<?php

/**

* Fieldtype 'select file' stores a file/folder name selected in the associated

* Inputfield.

*

* ©2015 Martijn Geerts

*

* ProcessWire 2.x

* Copyright (C) 2010 by Ryan Cramer

* Licensed under GNU/GPL v2, see LICENSE.TXT

*

* http://www.processwire.com

* http://www.ryancramer.com

*

*/

class FieldtypeSelectFile extends FieldtypeText {

/**

* Return an array of module information

*

* @return array

*/

public static function getModuleInfo() {

return array(

'title' => __('Fieldtype select file'),

'version' => 104,

'summary' => __('Fieldtype that stores a file or folder.'),

'author' => 'Martijn Geerts',

'href' => 'https://processwire.com/talk/topic/6377-fieldtypeselectfile-inputfieldselectfile/',

'installs' => 'InputfieldSelectFile',

);

}

/**

* This method is called when all system classes are loaded and ready for API usage

*

*/

public function init() {

parent::init();

$this->allowTextFormatters(false);

$this->addHookBefore('Page::loaded', $this, 'changePageTemplate');

}

/**

* Change the page template to render

*

*/

public function changePageTemplate(HookEvent $event) {

// Page before loaded

$page = $event->object;

// Inputfield object

$inputfield = $page->fields->get('type=FieldtypeSelectFile');

// Is not of type FieldtypeSelectFile

if ($inputfield === NULL) return;

// If change page template is not set in the Inputfield config

if (!$inputfield->template) return;

$value = trim($page->get($inputfield->name));

// If no value return

if (!$value) return;

$path = $this->config->paths->templates;

$folder = ltrim($inputfield->folderPath, '/') . '/';

$filename = $path . $folder . $value;

if (!is_file($filename)) return;

$page->template->set('filename', $filename);

}

/**

* Sanitize value for storage

*

*/

public function sanitizeValue(Page $page, Field $field, $value) {

$file = $this->config->paths->templates . trim(trim($field->folderPath, '/')) . '/' . $value;

if(is_file($file) || is_dir($file)) return $value;

return '';

}

/**

* Return new instance of the Inputfield associated with this Fieldtype

*

* @param Page $page

* @param Field $field

* @return Inputfield

*

*/

public function getInputfield(Page $page, Field $field) {

$inputfield = $this->modules->get('InputfieldSelectFile');

$inputfield->set('folderPath', $field->folderPath);

$inputfield->set('fileExt', $field->fileExt);

$inputfield->set('hideFiles', $field->hideFiles);

$inputfield->set('hideFolders', $field->hideFolders);

$inputfield->set('sort', $field->sort);

$inputfield->set('template', $field->template);

return $inputfield;

}

/**

* Get the inputfield used for configuration of this Fieldtype.

*

* @param Field $field

* @return InputfieldWrapper

*

*/

public function ___getConfigInputfields(Field $field) {

$error = false;

if ($field->folderPath) {

$folder = $this->config->paths->templates . ltrim($field->folderPath, '/');

if (!is_dir($folder)) {

$path = $this->config->urls->templates . ltrim($field->folderPath, '/');

$error = sprintf($this->_("Folder %s doesn't exist."), $path);

}

}

$inputfields = parent::___getConfigInputfields($field);

$f = $this->modules->get('InputfieldText');

$f->attr('name', 'folderPath');

$f->label = $this->_("The folder containing the files and/or folders.");

$f->attr('value', $field->folderPath);

$f->description =

sprintf($this->_('A relative path relative to the **%s** folder.'), $this->config->urls->templates) .

' ' .

sprintf($this->_('Leave blank for the **%s** folder.'), $this->config->urls->templates);

$f->notes =

$this->_("When the files are located in /site/templates/scripts/, type: scripts/");

$f->getErrors(true);

if ($error) $f->error($error);

$inputfields->add($f);

$f = $this->modules->get('InputfieldCheckbox');

$f->attr('name', 'fileExt');

$f->label = $this->_("Hide File Extension");

$f->attr('autocheck', 1);

$f->attr('uncheckedValue', 0);

$f->attr('checkedValue', 1);

$f->columnWidth = 25;

$f->attr('value', $field->fileExt);

$inputfields->add($f);

$f = $this->modules->get('InputfieldCheckbox');

$f->attr('name', 'hideFiles');

$f->label = $this->_("Hide Files");

$f->attr('autocheck', 1);

$f->attr('uncheckedValue', 0);

$f->attr('checkedValue', 1);

$f->columnWidth = 25;

$f->attr('value', $field->hideFiles);

$inputfields->add($f);

$f = $this->modules->get('InputfieldCheckbox');

$f->attr('name', 'hideFolders');

$f->label = $this->_("Hide Folders");

$f->attr('autocheck', 1);

$f->attr('uncheckedValue', 0);

$f->attr('checkedValue', 1);

$f->columnWidth = 25;

$f->attr('value', $field->hideFolders);

$inputfields->add($f);

$f = $this->modules->get('InputfieldCheckbox');

$f->attr('name', 'sort');

$f->label = $this->_("Natural Sort (Select options)");

$f->attr('autocheck', 1);

$f->attr('uncheckedValue', 0);

$f->attr('checkedValue', 1);

$f->columnWidth = 25;

$f->attr('value', $field->sort);

$inputfields->add($f);

$f = $this->modules->get('InputfieldCheckbox');

$f->attr('name', 'template');

$f->label = $this->_('Change Page Template');

$f->label2 = $this->_('Use selected file as template');

$f->description =

$this->_('Just before the **Page::loaded** event the selected file is set as template file for the page.') .

' ' .

$this->_('This setting can only be applied once per a page and folders are exluded from the select inputfield.');

$f->attr('autocheck', 1);

$f->attr('uncheckedValue', 0);

$f->attr('checkedValue', 1);

$f->attr('value', $field->template);

$inputfields->add($f);

return $inputfields;

}

}