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<?php
/*********************************************************************
class.forms.php
osTicket forms framework
Jared Hancock <jared@osticket.com>
Copyright (c) 2006-2013 osTicket
http://www.osticket.com
Released under the GNU General Public License WITHOUT ANY WARRANTY.
See LICENSE.TXT for details.
vim: expandtab sw=4 ts=4 sts=4:
**********************************************************************/
/**
* Form template, used for designing the custom form and for entering custom
* data for a ticket
*/
class Form {
var $fields = array();
var $title = '';
var $instructions = '';
var $_errors = null;
var $_source = false;
function __construct($fields=array(), $source=null, $options=array()) {
$this->fields = $fields;
foreach ($fields as $k=>$f) {
$f->setForm($this);
if (!$f->get('name') && $k && !is_numeric($k))
$f->set('name', $k);
}
if (isset($options['title']))
$this->title = $options['title'];
if (isset($options['instructions']))
$this->instructions = $options['instructions'];
// Use POST data if source was not specified
$this->_source = ($source) ? $source : $_POST;
}
function data($source) {
foreach ($this->fields as $name=>$f)
if (isset($source[$name]))
$f->value = $source[$name];
}
function getFields() {
return $this->fields;
}
function getField($name) {
$fields = $this->getFields();
foreach($fields as $f)
if(!strcasecmp($f->get('name'), $name))
return $f;
if (isset($fields[$name]))
return $fields[$name];
}
function getTitle() { return $this->title; }
function getInstructions() { return $this->instructions; }
function getSource() { return $this->_source; }
function setSource($source) { $this->_source = $source; }
/**
* Validate the form and indicate if there no errors.
*
* Parameters:
* $filter - (callback) function to receive each field and return
* boolean true if the field's errors are significant
*/
function isValid($include=false) {
if (!isset($this->_errors)) {
$this->_errors = array();
$this->getClean();
foreach ($this->getFields() as $field)
if ($field->errors() && (!$include || $include($field)))
$this->_errors[$field->get('id')] = $field->errors();
}
return !$this->_errors;
}
function getClean() {
if (!$this->_clean) {
$this->_clean = array();
foreach ($this->getFields() as $key=>$field) {
if ($field->isPresentationOnly())
continue;
$this->_clean[$key] = $this->_clean[$field->get('name')]
= $field->getClean();
}
unset($this->_clean[""]);
}
return $this->_clean;
}
function errors() {
return $this->_errors;
}
function render($staff=true, $title=false, $options=array()) {
if ($title)
$this->title = $title;
if (isset($options['instructions']))
$this->instructions = $options['instructions'];
$form = $this;
if ($staff)
include(STAFFINC_DIR . 'templates/dynamic-form.tmpl.php');
else
include(CLIENTINC_DIR . 'templates/dynamic-form.tmpl.php');
echo $this->getMedia();
}
function getMedia() {
static $dedup = array();
foreach ($this->getFields() as $f) {
if (($M = $f->getMedia()) && is_array($M)) {
foreach ($M as $type=>$files) {
foreach ($files as $url) {
$key = strtolower($type.$url);
if (isset($dedup[$key]))
continue;
self::emitMedia($url, $type);
$dedup[$key] = true;
}
}
}
}
}
static function emitMedia($url, $type) {
if ($url[0] == '/')
$url = ROOT_PATH . substr($url, 1);
switch (strtolower($type)) {
case 'css': ?>
<link rel="stylesheet" type="text/css" href="<?php echo $url; ?>"/><?php
break;
case 'js': ?>
<script type="text/javascript" src="<?php echo $url; ?>"></script><?php
break;
}
}
}
require_once(INCLUDE_DIR . "class.json.php");
class FormField {
static $widget = false;
var $ht = array(
'label' => 'Unlabeled',
'required' => false,
'default' => false,
'configuration' => array(),
);
var $_form;
var $_cform;
var $_clean;
var $_errors = array();
var $_widget;
var $answer;
var $parent;
var $presentation_only = false;
static $types = array(
/* @trans */ 'Basic Fields' => array(
'text' => array( /* @trans */ 'Short Answer', 'TextboxField'),
'memo' => array( /* @trans */ 'Long Answer', 'TextareaField'),
'thread' => array( /* @trans */ 'Thread Entry', 'ThreadEntryField', false),
'datetime' => array(/* @trans */ 'Date and Time', 'DatetimeField'),
'phone' => array( /* @trans */ 'Phone Number', 'PhoneField'),
'bool' => array( /* @trans */ 'Checkbox', 'BooleanField'),
'choices' => array( /* @trans */ 'Choices', 'ChoiceField'),
'files' => array( /* @trans */ 'File Upload', 'FileUploadField'),
'break' => array( /* @trans */ 'Section Break', 'SectionBreakField'),
'info' => array( /* @trans */ 'Information', 'FreeTextField'),
),
);
static $more_types = array();
static $uid = 100;
function __construct($options=array()) {
$this->ht = array_merge($this->ht, $options);
if (!isset($this->ht['id']))
$this->ht['id'] = self::$uid++;
}
function __clone() {
$this->_widget = null;
$this->ht['id'] = self::$uid++;
}
static function addFieldTypes($group, $callable) {
static::$more_types[$group][] = $callable;
}
static function allTypes() {
if (static::$more_types) {
foreach (static::$more_types as $group => $entries)
foreach ($entries as $c)
static::$types[$group] = array_merge(
static::$types[$group] ?: array(), call_user_func($c));
static::$more_types = array();
}
return static::$types;
}
static function getFieldType($type) {
foreach (static::allTypes() as $group=>$types)
if (isset($types[$type]))
return $types[$type];
}
function get($what) {
return $this->ht[$what];
}
function set($field, $value) {
$this->ht[$field] = $value;
}
/**
* getClean
*
* Validates and cleans inputs from POST request. This is performed on a
* field instance, after a DynamicFormSet / DynamicFormSection is
* submitted via POST, in order to kick off parsing and validation of
* user-entered data.
*/
function getClean() {
if (!isset($this->_clean)) {
$this->_clean = (isset($this->value))
? $this->value : $this->parse($this->getWidget()->value);
if ($vs = $this->get('cleaners')) {
if (is_array($vs)) {
foreach ($vs as $cleaner)
if (is_callable($cleaner))
$this->_clean = call_user_func_array(
$cleaner, array($this, $this->_clean));
}
elseif (is_callable($vs))
$this->_clean = call_user_func_array(
$vs, array($this, $this->_clean));
}
if ($this->isVisible())
$this->validateEntry($this->_clean);
}
return $this->_clean;
}
function reset() {
$this->_clean = $this->_widget = null;
}
function errors() {
return $this->_errors;
}
function addError($message, $field=false) {
if ($field)
$this->_errors[$field] = $message;
else
$this->_errors[] = $message;
}
function isValidEntry() {
$this->validateEntry();
return count($this->_errors) == 0;
}
/**
* validateEntry
*
* Validates user entry on an instance of the field on a dynamic form.
* This is called when an instance of this field (like a TextboxField)
* receives data from the user and that value should be validated.
*
* Parameters:
* $value - (string) input from the user
*/
function validateEntry($value) {
if (!$value && count($this->_errors))
return;
# Validates a user-input into an instance of this field on a dynamic
# form
if ($this->get('required') && !$value && $this->hasData())
$this->_errors[] = sprintf(__('%s is a required field'),
$this->getLabel());
# Perform declared validators for the field
if ($vs = $this->get('validators')) {
if (is_array($vs)) {
foreach ($vs as $validator)
if (is_callable($validator))
$validator($this, $value);
}
elseif (is_callable($vs))
$vs($this, $value);
}
}
/**
* isVisible
*
* If this field has visibility configuration, then it will parse the
* constraints with the visibility configuration to determine if the
* field is visible and should be considered for validation
*/
function isVisible() {
$config = $this->getConfiguration();
if ($this->get('visibility') instanceof VisibilityConstraint) {
return $this->get('visibility')->isVisible($this);
}
return true;
}
/**
* FIXME: Temp
*
*/
function isEditable() {
return (($this->get('edit_mask') & 32) == 0);
}
/**
* parse
*
* Used to transform user-submitted data to a PHP value. This value is
* not yet considered valid. The ::validateEntry() method will be called
* on the value to determine if the entry is valid. Therefore, if the
* data is clearly invalid, return something like NULL that can easily
* be deemed invalid in ::validateEntry(), however, can still produce a
* useful error message indicating what is wrong with the input.
*/
function parse($value) {
return is_string($value) ? trim($value) : $value;
}
/**
* to_php
*
* Transforms the data from the value stored in the database to a PHP
* value. The ::to_database() method is used to produce the database
* valse, so this method is the compliment to ::to_database().
*
* Parameters:
* $value - (string or null) database representation of the field's
* content
*/
function to_php($value) {
return $value;
}
/**
* to_database
*
* Determines the value to be stored in the database. The database
* backend for all fields is a text field, so this method should return
* a text value or NULL to represent the value of the field. The
* ::to_php() method will convert this value back to PHP.
*
* Paremeters:
* $value - PHP value of the field's content
*/
function to_database($value) {
return $value;
}
/**
* toString
*
* Converts the PHP value created in ::parse() or ::to_php() to a
* pretty-printed value to show to the user. This is especially useful
* for something like dates which are stored considerably different in
* the database from their respective human-friendly versions.
* Furthermore, this method allows for internationalization and
* localization.
*
* Parametes:
* $value - PHP value of the field's content
*/
function toString($value) {
return (string) $value;
}
function __toString() {
return $this->toString($this->value);
}
/**
* When data for this field is deleted permanently from some storage
* backend (like a database), other associated data may need to be
* cleaned as well. This hook allows fields to participate when the data
* for a field is cleaned up.
*/
function db_cleanup() {
}
/**
* Returns an HTML friendly value for the data in the field.
*/
function display($value) {
return Format::htmlchars($this->toString($value));
}
/**
* Returns a value suitable for exporting to a foreign system. Mostly
* useful for things like dates and phone numbers which should be
* formatted using a standard when exported
*/
function export($value) {
return $this->toString($value);
}
/**
* Convert the field data to something matchable by filtering. The
* primary use of this is for ticket filtering.
*/
function getFilterData() {
return $this->toString($this->getClean());
}
function searchable($value) {
return Format::searchable($this->toString($value));
}
function getLabel() { return $this->get('label'); }
/**
* getImpl
*
* Magic method that will return an implementation instance of this
* field based on the simple text value of the 'type' value of this
* field instance. The list of registered fields is determined by the
* global get_dynamic_field_types() function. The data from this model
* will be used to initialize the returned instance.
*
* For instance, if the value of this field is 'text', a TextField
* instance will be returned.
*/
function getImpl($parent=null) {
// Allow registration with ::addFieldTypes and delayed calling
$type = static::getFieldType($this->get('type'));
$clazz = $type[1];
$inst = new $clazz($this->ht);
$inst->parent = $parent;
$inst->setForm($this->_form);
return $inst;
}
function __call($what, $args) {
// XXX: Throw exception if $this->parent is not set
if (!$this->parent)
throw new Exception(sprintf(__('%s: Call to undefined function'),
$what));
// BEWARE: DynamicFormField has a __call() which will create a new
// FormField instance and invoke __call() on it or bounce
// immediately back
return call_user_func_array(
array($this->parent, $what), $args);
}
function getAnswer() { return $this->answer; }
function setAnswer($ans) { $this->answer = $ans; }
function getFormName() {
if (is_numeric($this->get('id')))
return substr(md5(
session_id() . '-field-id-'.$this->get('id')), -16);
else
return $this->get('name') ?: $this->get('id');
}
function setForm($form) {
$this->_form = $form;
}
function getForm() {
return $this->_form;
}
/**
* Returns the data source for this field. If created from a form, the
* data source from the form is returned. Otherwise, if the request is a
* POST, then _POST is returned.
*/
function getSource() {
if ($this->_form)
return $this->_form->getSource();
elseif ($_SERVER['REQUEST_METHOD'] == 'POST')
return $_POST;
else
return array();
}
function render($mode=null) {
$rv = $this->getWidget()->render($mode);
if ($v = $this->get('visibility')) {
$v->emitJavascript($this);
}
return $rv;
}
function renderExtras($mode=null) {
return;
}
function getMedia() {
$widget = $this->getWidget();
return $widget::$media;
}
function getConfigurationOptions() {
return array();
}
/**
* getConfiguration
*
* Loads configuration information from database into hashtable format.
* Also, the defaults from ::getConfigurationOptions() are integrated
* into the database-backed options, so that if options have not yet
* been set or a new option has been added and not saved for this field,
* the default value will be reflected in the returned configuration.
*/
function getConfiguration() {
if (!$this->_config) {
$this->_config = $this->get('configuration');
if (is_string($this->_config))
$this->_config = JsonDataParser::parse($this->_config);
elseif (!$this->_config)
$this->_config = array();
foreach ($this->getConfigurationOptions() as $name=>$field)
if (!isset($this->_config[$name]))
$this->_config[$name] = $field->get('default');
}
return $this->_config;
}
/**
* If the [Config] button should be shown to allow for the configuration
* of this field
*/
function isConfigurable() {
return true;
}
/**
* Field type is changeable in the admin interface
*/
function isChangeable() {
return true;
}
/**
* Field does not contain data that should be saved to the database. Ie.
* non data fields like section headers
*/
function hasData() {
return true;
}
/**
* Returns true if the field/widget should be rendered as an entire
* block in the target form.
*/
function isBlockLevel() {
return false;
}
/**
* Fields should not be saved with the dynamic data. It is assumed that
* some static processing will store the data elsewhere.
*/
function isPresentationOnly() {
return $this->presentation_only;
}
/**
* Indicates if the field places data in the `value_id` column. This
* is currently used by the materialized view system
*/
function hasIdValue() {
return false;
}
/**
* Indicates if the field has subfields accessible via getSubFields()
* method. Useful for filter integration. Should connect with
* getFilterData()
*/
function hasSubFields() {
return false;
}
function getSubFields() {
return null;
}
/**
* Indicates if the field provides for searching for something other
* than keywords. For instance, textbox fields can have hits by keyword
* searches alone, but selection fields should provide the option to
* match a specific value or set of values and therefore need to
* participate on any search builder.
*/
function hasSpecialSearch() {
return true;
}
function getConfigurationForm($source=null) {
if (!$this->_cform) {
$type = static::getFieldType($this->get('type'));
$clazz = $type[1];
$T = new $clazz(array('type'=>$this->get('type')));
$config = $this->getConfiguration();
$this->_cform = new Form($T->getConfigurationOptions(), $source);
if (!$source) {
foreach ($this->_cform->getFields() as $name=>$f) {
if ($config && isset($config[$name]))
$f->value = $config[$name];
elseif ($f->get('default'))
$f->value = $f->get('default');
}
}
}
return $this->_cform;
}
function configure($prop, $value) {
$this->getConfiguration();
$this->_config[$prop] = $value;
}
function getWidget($widgetClass=false) {
if (!static::$widget)
throw new Exception(__('Widget not defined for this field'));
if (!isset($this->_widget)) {
$wc = $widgetClass ?: $this->get('widget') ?: static::$widget;
$this->_widget = new $wc($this);
$this->_widget->parseValue();
}
return $this->_widget;
}
function getSelectName() {
$name = $this->get('name') ?: 'field_'.$this->get('id');
if ($this->hasIdValue())
$name .= '_id';
return $name;
}
}
class TextboxField extends FormField {
static $widget = 'TextboxWidget';
function getConfigurationOptions() {
return array(
'size' => new TextboxField(array(
'id'=>1, 'label'=>__('Size'), 'required'=>false, 'default'=>16,
'validator' => 'number')),
'length' => new TextboxField(array(
'id'=>2, 'label'=>__('Max Length'), 'required'=>false, 'default'=>30,
'validator' => 'number')),
'validator' => new ChoiceField(array(
'id'=>3, 'label'=>__('Validator'), 'required'=>false, 'default'=>'',
'choices' => array('phone'=>__('Phone Number'),'email'=>__('Email Address'),
'ip'=>__('IP Address'), 'number'=>__('Number'),
'regex'=>__('Custom (Regular Expression)'), ''=>__('None')))),
'regex' => new TextboxField(array(
'id'=>6, 'label'=>__('Regular Expression'), 'required'=>true,
'configuration'=>array('size'=>40, 'length'=>100),
'visibility' => new VisibilityConstraint(
new Q(array('validator__eq'=>'regex')),
VisibilityConstraint::HIDDEN
),
'cleaners' => function ($self, $value) {
$wrapped = "/".$value."/iu";
if (false === @preg_match($value, ' ')
&& false !== @preg_match($wrapped, ' ')) {
$value = $wrapped;
}
if ($value == '//iu')
return '';
return $value;
},
'validators' => function($self, $v) {
if (false === @preg_match($v, ' '))
$self->addError(__('Cannot compile this regular expression'));
})),
'validator-error' => new TextboxField(array(
'id'=>4, 'label'=>__('Validation Error'), 'default'=>'',
'configuration'=>array('size'=>40, 'length'=>60),
'hint'=>__('Message shown to user if the input does not match the validator'))),
'placeholder' => new TextboxField(array(
'id'=>5, 'label'=>__('Placeholder'), 'required'=>false, 'default'=>'',
'hint'=>__('Text shown in before any input from the user'),
'configuration'=>array('size'=>40, 'length'=>40),
)),
);
}
function hasSpecialSearch() {
return false;
}
function validateEntry($value) {
parent::validateEntry($value);
$config = $this->getConfiguration();
$validators = array(
'' => null,
'email' => array(array('Validator', 'is_valid_email'),
__('Enter a valid email address')),
'phone' => array(array('Validator', 'is_phone'),
__('Enter a valid phone number')),
'ip' => array(array('Validator', 'is_ip'),
__('Enter a valid IP address')),
'number' => array('is_numeric', __('Enter a number')),
'regex' => array(
function($v) use ($config) {
$regex = $config['regex'];
return @preg_match($regex, $v);
}, __('Value does not match required pattern')
),
);
// Support configuration forms, as well as GUI-based form fields
$valid = $this->get('validator');
if (!$valid) {
$valid = $config['validator'];
}
if (!$value || !isset($validators[$valid]))
return;
$func = $validators[$valid];
$error = $func[1];
if ($config['validator-error'])
$error = $config['validator-error'];
if (is_array($func) && is_callable($func[0]))
if (!call_user_func($func[0], $value))
$this->_errors[] = $error;
}
function parse($value) {
return Format::striptags($value);
}
}
class PasswordField extends TextboxField {
static $widget = 'PasswordWidget';
function parse($value) {
// Don't trim the value
return $value;
}
function to_database($value) {
// If not set in UI, don't save the empty value
if (!$value)
throw new FieldUnchanged();
return Crypto::encrypt($value, SECRET_SALT, 'pwfield');
}
function to_php($value) {
return Crypto::decrypt($value, SECRET_SALT, 'pwfield');
}
}
class TextareaField extends FormField {
static $widget = 'TextareaWidget';
function getConfigurationOptions() {
return array(
'cols' => new TextboxField(array(
'id'=>1, 'label'=>__('Width').' '.__('(chars)'), 'required'=>true, 'default'=>40)),
'rows' => new TextboxField(array(
'id'=>2, 'label'=>__('Height').' '.__('(rows)'), 'required'=>false, 'default'=>4)),
'length' => new TextboxField(array(
'id'=>3, 'label'=>__('Max Length'), 'required'=>false, 'default'=>0)),
'html' => new BooleanField(array(
'id'=>4, 'label'=>__('HTML'), 'required'=>false, 'default'=>true,
'configuration'=>array('desc'=>__('Allow HTML input in this box')))),
'placeholder' => new TextboxField(array(
'id'=>5, 'label'=>__('Placeholder'), 'required'=>false, 'default'=>'',
'hint'=>__('Text shown in before any input from the user'),
'configuration'=>array('size'=>40, 'length'=>40),
)),
);
}
function hasSpecialSearch() {
return false;
}
function display($value) {
$config = $this->getConfiguration();
if ($config['html'])
return Format::safe_html($value);
else
return nl2br(Format::htmlchars($value));
}
function searchable($value) {
$value = preg_replace(array('`<br(\s*)?/?>`i', '`</div>`i'), "\n", $value);
$value = Format::htmldecode(Format::striptags($value));
return Format::searchable($value);
}
function export($value) {
return (!$value) ? $value : Format::html2text($value);
}
function parse($value) {
$config = $this->getConfiguration();
if ($config['html'])
return Format::sanitize($value);
else
return $value;
}
}
class PhoneField extends FormField {
static $widget = 'PhoneNumberWidget';
function getConfigurationOptions() {
return array(
'ext' => new BooleanField(array(
'label'=>__('Extension'), 'default'=>true,
'configuration'=>array(
'desc'=>__('Add a separate field for the extension'),
),
)),
'digits' => new TextboxField(array(
'label'=>__('Minimum length'), 'default'=>7,
'hint'=>__('Fewest digits allowed in a valid phone number'),
'configuration'=>array('validator'=>'number', 'size'=>5),
)),
'format' => new ChoiceField(array(
'label'=>__('Display format'), 'default'=>'us',
'choices'=>array(''=>'-- '.__('Unformatted').' --',
'us'=>__('United States')),
)),
);
}
function hasSpecialSearch() {
return false;
}
function validateEntry($value) {
parent::validateEntry($value);
$config = $this->getConfiguration();
# Run validator against $this->value for email type
list($phone, $ext) = explode("X", $value, 2);
if ($phone && (
!is_numeric($phone) ||
strlen($phone) < $config['digits']))
$this->_errors[] = __("Enter a valid phone number");
if ($ext && $config['ext']) {
if (!is_numeric($ext))
$this->_errors[] = __("Enter a valid phone extension");
elseif (!$phone)
$this->_errors[] = __("Enter a phone number for the extension");
}
}
function parse($value) {
// NOTE: Value may have a legitimate 'X' to separate the number and
// extension parts. Don't remove the 'X'
$val = preg_replace('/[^\dX]/', '', $value);
// Pass completely-incorrect string for validation error
return $val ?: $value;
}
function toString($value) {
$config = $this->getConfiguration();
list($phone, $ext) = explode("X", $value, 2);
switch ($config['format']) {
case 'us':
$phone = Format::phone($phone);
break;
}
if ($ext)
$phone.=" x$ext";
return $phone;
}
}
class BooleanField extends FormField {
static $widget = 'CheckboxWidget';
function getConfigurationOptions() {
return array(
'desc' => new TextareaField(array(
'id'=>1, 'label'=>__('Description'), 'required'=>false, 'default'=>'',
'hint'=>__('Text shown inline with the widget'),
'configuration'=>array('rows'=>2)))
);
}
function to_database($value) {
return ($value) ? '1' : '0';
}
function parse($value) {
return $this->to_php($value);
}
function to_php($value) {
return $value ? true : false;
}
function toString($value) {
return ($value) ? __('Yes') : __('No');
}
}
class ChoiceField extends FormField {
static $widget = 'ChoicesWidget';
function getConfigurationOptions() {
return array(
'choices' => new TextareaField(array(
'id'=>1, 'label'=>__('Choices'), 'required'=>false, 'default'=>'',
'hint'=>__('List choices, one per line. To protect against spelling changes, specify key:value names to preserve entries if the list item names change'),
'configuration'=>array('html'=>false)
)),
'default' => new TextboxField(array(
'id'=>3, 'label'=>__('Default'), 'required'=>false, 'default'=>'',
'hint'=>__('(Enter a key). Value selected from the list initially'),
'configuration'=>array('size'=>20, 'length'=>40),
)),
'prompt' => new TextboxField(array(
'id'=>2, 'label'=>__('Prompt'), 'required'=>false, 'default'=>'',
'hint'=>__('Leading text shown before a value is selected'),
'configuration'=>array('size'=>40, 'length'=>40),
)),
'multiselect' => new BooleanField(array(
'id'=>1, 'label'=>'Multiselect', 'required'=>false, 'default'=>false,
'configuration'=>array(
'desc'=>'Allow multiple selections')
)),
);
}
function parse($value) {
return $this->to_php($value ?: null);
}
function to_database($value) {
if (!is_array($value)) {
$choices = $this->getChoices();
if (isset($choices[$value]))
$value = array($value => $choices[$value]);
}
if (is_array($value))
$value = JsonDataEncoder::encode($value);
return $value;
}
function to_php($value) {
if (is_string($value))
$value = JsonDataParser::parse($value) ?: $value;
// CDATA table may be built with comma-separated key,value,key,value
if (is_string($value)) {
$values = array();
$choices = $this->getChoices();
foreach (explode(',', $value) as $V) {
if (isset($choices[$V]))
$values[$V] = $choices[$V];
}
if (array_filter($values))
$value = $values;
}
$config = $this->getConfiguration();
if (!$config['multiselect'] && is_array($value) && count($value) < 2) {
reset($value);
$value = key($value);
}
return $value;
}
function toString($value) {
if (!is_array($value))
$value = $this->getChoice($value);
if (is_array($value))
return implode(', ', $value);
return (string) $value;
}
function getChoice($value) {
$choices = $this->getChoices();
$selection = array();
if ($value && is_array($value)) {
$selection = $value;
} elseif (isset($choices[$value]))
$selection[] = $choices[$value];
elseif ($this->get('default'))
$selection[] = $choices[$this->get('default')];
return $selection;
}
function getChoices($verbose=false) {
if ($this->_choices === null || $verbose) {
// Allow choices to be set in this->ht (for configurationOptions)
$this->_choices = $this->get('choices');
if (!$this->_choices) {
$this->_choices = array();
$config = $this->getConfiguration();
$choices = explode("\n", $config['choices']);
foreach ($choices as $choice) {
// Allow choices to be key: value
list($key, $val) = explode(':', $choice);
if ($val == null)
$val = $key;
$this->_choices[trim($key)] = trim($val);
}
// Add old selections if nolonger available
// This is necessary so choices made previously can be
// retained
$values = ($a=$this->getAnswer()) ? $a->getValue() : array();
if ($values && is_array($values)) {
foreach ($values as $k => $v) {
if (!isset($this->_choices[$k])) {
if ($verbose) $v .= ' (retired)';
$this->_choices[$k] = $v;
}
}
}
}
}
return $this->_choices;
}
}
class DatetimeField extends FormField {
static $widget = 'DatetimePickerWidget';
function to_database($value) {
// Store time in gmt time, unix epoch format
return (string) $value;
}
function to_php($value) {
if (!$value)
return $value;
else
return (int) $value;
}
function parse($value) {
if (!$value) return null;
$config = $this->getConfiguration();
return ($config['gmt']) ? Misc::db2gmtime($value) : $value;
}
function toString($value) {
global $cfg;
$config = $this->getConfiguration();
$format = ($config['time'])
? $cfg->getDateTimeFormat() : $cfg->getDateFormat();
if ($config['gmt'])
// Return time local to user's timezone
return Format::userdate($format, $value);
else
return Format::date($format, $value);
}
function export($value) {
$config = $this->getConfiguration();
if (!$value)
return '';
elseif ($config['gmt'])
return Format::userdate('Y-m-d H:i:s', $value);
else
return Format::date('Y-m-d H:i:s', $value);
}
function getConfigurationOptions() {
return array(
'time' => new BooleanField(array(
'id'=>1, 'label'=>__('Time'), 'required'=>false, 'default'=>false,
'configuration'=>array(
'desc'=>__('Show time selection with date picker')))),
'gmt' => new BooleanField(array(
'id'=>2, 'label'=>__('Timezone Aware'), 'required'=>false,
'configuration'=>array(
'desc'=>__("Show date/time relative to user's timezone")))),
'min' => new DatetimeField(array(
'id'=>3, 'label'=>__('Earliest'), 'required'=>false,
'hint'=>__('Earliest date selectable'))),
'max' => new DatetimeField(array(
'id'=>4, 'label'=>__('Latest'), 'required'=>false,
'default'=>null, 'hint'=>__('Latest date selectable'))),
'future' => new BooleanField(array(
'id'=>5, 'label'=>__('Allow Future Dates'), 'required'=>false,
'default'=>true, 'configuration'=>array(
'desc'=>__('Allow entries into the future' /* Used in the date field */)),
)),
);
}
function validateEntry($value) {
$config = $this->getConfiguration();
parent::validateEntry($value);
if (!$value) return;
if ($config['min'] and $value < $config['min'])
$this->_errors[] = __('Selected date is earlier than permitted');
elseif ($config['max'] and $value > $config['max'])
$this->_errors[] = __('Selected date is later than permitted');
// strtotime returns -1 on error for PHP < 5.1.0 and false thereafter
elseif ($value === -1 or $value === false)
$this->_errors[] = __('Enter a valid date');
}
}
/**
* This is kind-of a special field that doesn't have any data. It's used as
* a field to provide a horizontal section break in the display of a form
*/
class SectionBreakField extends FormField {
static $widget = 'SectionBreakWidget';
function hasData() {
return false;
}
function isBlockLevel() {
return true;
}
}
class ThreadEntryField extends FormField {
static $widget = 'ThreadEntryWidget';
function isChangeable() {
return false;
}
function isBlockLevel() {
return true;
}
function isPresentationOnly() {
return true;
}
function hasSpecialSearch() {
return false;
}
function getConfiguration() {
global $cfg;
$config = parent::getConfiguration();
$config['html'] = (bool) ($cfg && $cfg->isHtmlThreadEnabled());
return $config;
}
function getConfigurationOptions() {
global $cfg;
$attachments = new FileUploadField();
$fileupload_config = $attachments->getConfigurationOptions();
if ($cfg->getAllowedFileTypes())
$fileupload_config['extensions']->set('default', $cfg->getAllowedFileTypes());
return array(
'attachments' => new BooleanField(array(
'label'=>__('Enable Attachments'),
'default'=>$cfg->allowAttachments(),
'configuration'=>array(
'desc'=>__('Enables attachments on tickets, regardless of channel'),
),
'validators' => function($self, $value) {
if (!ini_get('file_uploads'))
$self->addError(__('The "file_uploads" directive is disabled in php.ini'));
}
)),
)
+ $fileupload_config;
}
function isAttachmentsEnabled() {
$config = $this->getConfiguration();
return $config['attachments'];
}
}
class PriorityField extends ChoiceField {
function getWidget($widgetClass=false) {
$widget = parent::getWidget($widgetClass);
if ($widget->value instanceof Priority)
$widget->value = $widget->value->getId();
return $widget;
}
function hasIdValue() {
return true;
}
function isChangeable() {
return $this->getForm()->get('type') != 'T' ||
$this->get('name') != 'priority';
}
function getChoices($verbose=false) {
$sql = 'SELECT priority_id, priority_desc FROM '.PRIORITY_TABLE
.' ORDER BY priority_urgency DESC';
$choices = array('' => '— '.__('Default').' —');
if (!($res = db_query($sql)))
return $choices;
while ($row = db_fetch_row($res))
$choices[$row[0]] = $row[1];
return $choices;
}
function parse($id) {
return $this->to_php(null, $id);
}
function to_php($value, $id=false) {
if (is_array($id)) {
reset($id);
$id = key($id);
}
elseif ($id === false)
$id = $value;
if ($id)
return Priority::lookup($id);
}
function to_database($prio) {
return ($prio instanceof Priority)
? array($prio->getDesc(), $prio->getId())
: $prio;
}
function toString($value) {
return ($value instanceof Priority) ? $value->getDesc() : $value;
}
function searchable($value) {
// Priority isn't searchable this way
return null;
}
function getConfigurationOptions() {
$choices = $this->getChoices();
$choices[''] = __('System Default');
return array(
'prompt' => new TextboxField(array(
'id'=>2, 'label'=>__('Prompt'), 'required'=>false, 'default'=>'',
'hint'=>__('Leading text shown before a value is selected'),
'configuration'=>array('size'=>40, 'length'=>40),
)),
'default' => new ChoiceField(array(
'id'=>3, 'label'=>__('Default'), 'required'=>false, 'default'=>'',
'choices' => $choices,
'hint'=>__('Default selection for this field'),
'configuration'=>array('size'=>20, 'length'=>40),
)),
);
}
function getConfiguration() {
global $cfg;
$config = parent::getConfiguration();
if (!isset($config['default']))
$config['default'] = $cfg->getDefaultPriorityId();
return $config;
}
}
FormField::addFieldTypes(/*@trans*/ 'Dynamic Fields', function() {
return array(
'priority' => array(__('Priority Level'), PriorityField),
);
});
class TicketStateField extends ChoiceField {
static $_states = array(
'open' => array(
'name' => /* @trans, @context "ticket state name" */ 'Open',
'verb' => /* @trans, @context "ticket state action" */ 'Open'
),
'closed' => array(
'name' => /* @trans, @context "ticket state name" */ 'Closed',
'verb' => /* @trans, @context "ticket state action" */ 'Close'
)
);
// Private states
static $_privatestates = array(
'archived' => array(
'name' => /* @trans, @context "ticket state name" */ 'Archived',
'verb' => /* @trans, @context "ticket state action" */ 'Archive'
),
'deleted' => array(
'name' => /* @trans, @context "ticket state name" */ 'Deleted',
'verb' => /* @trans, @context "ticket state action" */ 'Delete'
)
);
function hasIdValue() {
return true;
}
function isChangeable() {
return false;
}
function getChoices($verbose=false) {
static $_choices;
if (!isset($_choices)) {
// Translate and cache the choices
foreach (static::$_states as $k => $v)
$_choices[$k] = _P('ticket state name', $v['name']);
$this->ht['default'] = '';
}
return $_choices;
}
function getChoice($state) {
if ($state && is_array($state))
$state = key($state);
if (isset(static::$_states[$state]))
return _P('ticket state name', static::$_states[$state]['name']);
if (isset(static::$_privatestates[$state]))
return _P('ticket state name', static::$_privatestates[$state]['name']);
return $state;
}
function getConfigurationOptions() {
return array(
'prompt' => new TextboxField(array(
'id'=>2, 'label'=> __('Prompt'), 'required'=>false, 'default'=>'',
'hint'=> __('Leading text shown before a value is selected'),
'configuration'=>array('size'=>40, 'length'=>40),
)),
);
}
static function getVerb($state) {
if (isset(static::$_states[$state]))
return _P('ticket state action', static::$_states[$state]['verb']);
if (isset(static::$_privatestates[$state]))
return _P('ticket state action', static::$_privatestates[$state]['verb']);
}
}
FormField::addFieldTypes('Dynamic Fields', function() {
return array(
'state' => array('Ticket State', TicketStateField, false),
);
});
class TicketFlagField extends ChoiceField {
// Supported flags (TODO: move to configurable custom list)
static $_flags = array(
'onhold' => array(
'flag' => 1,
'name' => 'Onhold',
'states' => array('open'),
),
'overdue' => array(
'flag' => 2,
'name' => 'Overdue',
'states' => array('open'),
),
'answered' => array(
'flag' => 4,
'name' => 'Answered',
'states' => array('open'),
)
);
var $_choices;
function hasIdValue() {
return true;
}
function isChangeable() {
return true;
}
function getChoices($verbose=false) {
$this->ht['default'] = '';
if (!$this->_choices) {
foreach (static::$_flags as $k => $v)
$this->_choices[$k] = $v['name'];
}
return $this->_choices;
}
function getConfigurationOptions() {
return array(
'prompt' => new TextboxField(array(
'id'=>2, 'label'=>'Prompt', 'required'=>false, 'default'=>'',
'hint'=>'Leading text shown before a value is selected',
'configuration'=>array('size'=>40, 'length'=>40),
)),
);
}
}
FormField::addFieldTypes('Dynamic Fields', function() {
return array(
'flags' => array('Ticket Flags', TicketFlagField, false),
);
});
class FileUploadField extends FormField {
static $widget = 'FileUploadWidget';
protected $attachments;
static function getFileTypes() {
static $filetypes;
if (!isset($filetypes))
$filetypes = YamlDataParser::load(INCLUDE_DIR . '/config/filetype.yaml');
return $filetypes;
}
function getConfigurationOptions() {
// Compute size selections
$sizes = array('262144' => '— '.__('Small').' —');
$next = 512 << 10;
$max = strtoupper(ini_get('upload_max_filesize'));
$limit = (int) $max;
if (!$limit) $limit = 2 << 20; # 2M default value
elseif (strpos($max, 'K')) $limit <<= 10;
elseif (strpos($max, 'M')) $limit <<= 20;
elseif (strpos($max, 'G')) $limit <<= 30;
while ($next <= $limit) {
// Select the closest, larger value (in case the
// current value is between two)
$sizes[$next] = Format::file_size($next);
$next *= 2;
}
// Add extra option if top-limit in php.ini doesn't fall
// at a power of two
if ($next < $limit * 2)
$sizes[$limit] = Format::file_size($limit);
$types = array();
foreach (self::getFileTypes() as $type=>$info) {
$types[$type] = $info['description'];
}
global $cfg;
return array(
'size' => new ChoiceField(array(
'label'=>__('Maximum File Size'),
'hint'=>__('Choose maximum size of a single file uploaded to this field'),
'default'=>$cfg->getMaxFileSize(),
'choices'=>$sizes
)),
'mimetypes' => new ChoiceField(array(
'label'=>__('Restrict by File Type'),
'hint'=>__('Optionally, choose acceptable file types.'),
'required'=>false,
'choices'=>$types,
'configuration'=>array('multiselect'=>true,'prompt'=>__('No restrictions'))
)),
'extensions' => new TextareaField(array(
'label'=>__('Additional File Type Filters'),
'hint'=>__('Optionally, enter comma-separated list of additional file types, by extension. (e.g .doc, .pdf).'),
'configuration'=>array('html'=>false, 'rows'=>2),
)),
'max' => new TextboxField(array(
'label'=>__('Maximum Files'),
'hint'=>__('Users cannot upload more than this many files.'),
'default'=>false,
'required'=>false,
'validator'=>'number',
'configuration'=>array('size'=>8, 'length'=>4, 'placeholder'=>__('No limit')),
))
);
}
function hasSpecialSearch() {
return false;
}
/**
* Called from the ajax handler for async uploads via web clients.
*/
function ajaxUpload($bypass=false) {
$config = $this->getConfiguration();
$files = AttachmentFile::format($_FILES['upload'],
// For numeric fields assume configuration exists
!is_numeric($this->get('id')));
if (count($files) != 1)
Http::response(400, 'Send one file at a time');
$file = array_shift($files);
$file['name'] = urldecode($file['name']);
if (!$bypass && !$this->isValidFileType($file['name'], $file['type']))
Http::response(415, 'File type is not allowed');
$config = $this->getConfiguration();
if (!$bypass && $file['size'] > $config['size'])
Http::response(413, 'File is too large');
if (!($id = AttachmentFile::upload($file)))
Http::response(500, 'Unable to store file: '. $file['error']);
// This file is allowed for attachment in this session
$_SESSION[':uploadedFiles'][$id] = 1;
return $id;
}
/**
* Called from FileUploadWidget::getValue() when manual upload is used
* for browsers which do not support the HTML5 way of uploading async.
*/
function uploadFile($file) {
if (!$this->isValidFileType($file['name'], $file['type']))
throw new FileUploadError(__('File type is not allowed'));
$config = $this->getConfiguration();
if ($file['size'] > $config['size'])
throw new FileUploadError(__('File size is too large'));
return AttachmentFile::upload($file);
}
/**
* Called from API and email routines and such to handle attachments
* sent other than via web upload
*/
function uploadAttachment(&$file) {
if (!$this->isValidFileType($file['name'], $file['type']))
throw new FileUploadError(__('File type is not allowed'));
if (is_callable($file['data']))
$file['data'] = $file['data']();
if (!isset($file['size'])) {
// bootstrap.php include a compat version of mb_strlen
if (extension_loaded('mbstring'))
$file['size'] = mb_strlen($file['data'], '8bit');
else
$file['size'] = strlen($file['data']);
}
$config = $this->getConfiguration();
if ($file['size'] > $config['size'])
throw new FileUploadError(__('File size is too large'));
if (!$id = AttachmentFile::save($file))
throw new FileUploadError(__('Unable to save file'));
return $id;
}
function isValidFileType($name, $type=false) {
$config = $this->getConfiguration();
// Check MIME type - file ext. shouldn't be solely trusted.
if ($type && $config['__mimetypes']
&& in_array($type, $config['__mimetypes']))
return true;
// Return true if all file types are allowed (.*)
if (!$config['__extensions'] || in_array('.*', $config['__extensions']))
return true;
$allowed = $config['__extensions'];
$ext = strtolower(pathinfo($name, PATHINFO_EXTENSION));
return ($ext && is_array($allowed) && in_array(".$ext", $allowed));
}
function getFiles() {
if (!isset($this->attachments) && ($a = $this->getAnswer())
&& ($e = $a->getEntry()) && ($e->get('id'))
) {
$this->attachments = new GenericAttachments(
// Combine the field and entry ids to make the key
sprintf('%u', crc32('E'.$this->get('id').$e->get('id'))),
'E');
}
return $this->attachments ? $this->attachments->getAll() : array();
}
function getConfiguration() {
$config = parent::getConfiguration();
$_types = self::getFileTypes();
$mimetypes = array();
$extensions = array();
if (isset($config['mimetypes']) && is_array($config['mimetypes'])) {
foreach ($config['mimetypes'] as $type=>$desc) {
foreach ($_types[$type]['types'] as $mime=>$exts) {
$mimetypes[$mime] = true;
if (is_array($exts))
foreach ($exts as $ext)
$extensions['.'.$ext] = true;
}
}
}
if (strpos($config['extensions'], '.*') !== false)
$config['extensions'] = '';
if (is_string($config['extensions'])) {
foreach (preg_split('/\s+/', str_replace(',',' ', $config['extensions'])) as $ext) {
if (!$ext) {
continue;
}
elseif (strpos($ext, '/')) {
$mimetypes[$ext] = true;
}
else {
if ($ext[0] != '.')
$ext = '.' . $ext;
// Ensure that the extension is lower-cased for comparison latr
$ext = strtolower($ext);
// Add this to the MIME types list so it can be exported to
// the @accept attribute
if (!isset($extensions[$ext]))
$mimetypes[$ext] = true;
$extensions[$ext] = true;
}
}
$config['__extensions'] = array_keys($extensions);
}
elseif (is_array($config['extensions'])) {
$config['__extensions'] = $config['extensions'];
}
// 'mimetypes' is the array represented from the user interface,
// '__mimetypes' is a complete list of supported MIME types.
$config['__mimetypes'] = array_keys($mimetypes);
return $config;
}
// When the field is saved to database, encode the ID listing as a json
// array. Then, inspect the difference between the files actually
// attached to this field
function to_database($value) {
$this->getFiles();
if (isset($this->attachments)) {
$ids = array();
// Handle deletes
foreach ($this->attachments->getAll() as $f) {
if (!in_array($f['id'], $value))
$this->attachments->delete($f['id']);
else
$ids[] = $f['id'];
}
// Handle new files
foreach ($value as $id) {
if (!in_array($id, $ids))
$this->attachments->upload($id);
}
}
return JsonDataEncoder::encode($value);
}
function parse($value) {
// Values in the database should be integer file-ids
return array_map(function($e) { return (int) $e; },
$value ?: array());
}
function to_php($value) {
return JsonDataParser::decode($value);
}
function display($value) {
$links = array();
foreach ($this->getFiles() as $f) {
$links[] = sprintf('<a class="no-pjax" href="%s">%s</a>',
Format::htmlchars($f['download_url']), Format::htmlchars($f['name']));
}
return implode('<br/>', $links);
}
function toString($value) {
$files = array();
foreach ($this->getFiles() as $f) {
$files[] = $f['name'];
}
return implode(', ', $files);
}
function db_cleanup() {
// Delete associated attachments from the database, if any
$this->getFiles();
if (isset($this->attachments)) {
$this->attachments->deleteAll();
}
}
}
class Widget {
static $media = null;
function __construct($field) {
$this->field = $field;
$this->name = $field->getFormName();
$this->id = '_' . $this->name;
}
function parseValue() {
$this->value = $this->getValue();
if (!isset($this->value) && is_object($this->field->getAnswer()))
$this->value = $this->field->getAnswer()->getValue();
if (!isset($this->value) && isset($this->field->value))
$this->value = $this->field->value;
}
function getValue() {
$data = $this->field->getSource();
// Search for HTML form name first
if (isset($data[$this->name]))
return $data[$this->name];
elseif (isset($data[$this->field->get('name')]))
return $data[$this->field->get('name')];
return null;
}
/**
* getJsValueGetter
*
* Used with the dependent fields feature, this function should return a
* single javascript expression which can be used in a larger expression
* (<> == true, where <> is the result of this function). The %s token
* will be replaced with a jQuery variable representing this widget.
*/
function getJsValueGetter() {
return '%s.val()';
}
}
class TextboxWidget extends Widget {
static $input_type = 'text';
function render($mode=false, $extraConfig=false) {
$config = $this->field->getConfiguration();
if (is_array($extraConfig)) {
foreach ($extraConfig as $k=>$v)
if (!isset($config[$k]) || !$config[$k])
$config[$k] = $v;
}
if (isset($config['size']))
$size = "size=\"{$config['size']}\"";
if (isset($config['length']) && $config['length'])
$maxlength = "maxlength=\"{$config['length']}\"";
if (isset($config['classes']))
$classes = 'class="'.$config['classes'].'"';
if (isset($config['autocomplete']))
$autocomplete = 'autocomplete="'.($config['autocomplete']?'on':'off').'"';
if (isset($config['disabled']))
$disabled = 'disabled="disabled"';
?>
<span style="display:inline-block">
<input type="<?php echo static::$input_type; ?>"
id="<?php echo $this->id; ?>"
<?php echo implode(' ', array_filter(array(
$size, $maxlength, $classes, $autocomplete, $disabled)))
.' placeholder="'.$config['placeholder'].'"'; ?>
name="<?php echo $this->name; ?>"
value="<?php echo Format::htmlchars($this->value); ?>"/>
</span>
<?php
}
}
class PasswordWidget extends TextboxWidget {
static $input_type = 'password';
function render($mode=false, $extra=false) {
$extra = array();
if ($this->field->value) {
$extra['placeholder'] = '••••••••••••';
}
return parent::render($mode, $extra);
}
function parseValue() {
parent::parseValue();
// Show empty box unless failed POST
if ($_SERVER['REQUEST_METHOD'] != 'POST'
|| !$this->field->getForm()->isValid())
$this->value = '';
}
}
class TextareaWidget extends Widget {
function render($mode=false) {
$config = $this->field->getConfiguration();
$class = $cols = $rows = $maxlength = "";
if (isset($config['rows']))
$rows = "rows=\"{$config['rows']}\"";
if (isset($config['cols']))
$cols = "cols=\"{$config['cols']}\"";
if (isset($config['length']) && $config['length'])
$maxlength = "maxlength=\"{$config['length']}\"";
if (isset($config['html']) && $config['html']) {
$class = array('richtext', 'no-bar');
$class[] = @$config['size'] ?: 'small';
$class = sprintf('class="%s"', implode(' ', $class));
$this->value = Format::viewableImages($this->value);
}
?>
<span style="display:inline-block;width:100%">
<textarea <?php echo $rows." ".$cols." ".$maxlength." ".$class
.' placeholder="'.$config['placeholder'].'"'; ?>
id="<?php echo $this->id; ?>"
name="<?php echo $this->name; ?>"><?php
echo Format::htmlchars($this->value);
?></textarea>
</span>
<?php
}
function parseValue() {
parent::parseValue();
if (isset($this->value)) {
$value = $this->value;
$config = $this->field->getConfiguration();
// Trim empty spaces based on text input type.
// Preserve original input if not empty.
if ($config['html'])
$this->value = trim($value, " <>br/\t\n\r") ? $value : '';
else
$this->value = trim($value) ? $value : '';
}
}
}
class PhoneNumberWidget extends Widget {
function render($mode=false) {
$config = $this->field->getConfiguration();
list($phone, $ext) = explode("X", $this->value);
?>
<input id="<?php echo $this->id; ?>" type="text" name="<?php echo $this->name; ?>" value="<?php
echo Format::htmlchars($phone); ?>"/><?php
// Allow display of extension field even if disabled if the phone
// number being edited has an extension
if ($ext || $config['ext']) { ?> <?php echo __('Ext'); ?>:
<input type="text" name="<?php
echo $this->name; ?>-ext" value="<?php echo Format::htmlchars($ext);
?>" size="5"/>
<?php }
}
function getValue() {
$data = $this->field->getSource();
$base = parent::getValue();
if ($base === null)
return $base;
$ext = $data["{$this->name}-ext"];
// NOTE: 'X' is significant. Don't change it
if ($ext) $ext = 'X'.$ext;
return $base . $ext;
}
}
class ChoicesWidget extends Widget {
static $media = array(
'css' => array(
'/css/jquery.multiselect.css',
),
);
function render($mode=false) {
if ($mode == 'view') {
if (!($val = (string) $this->field))
$val = sprintf('<span class="faded">%s</span>', __('None'));
echo $val;
return;
}
$config = $this->field->getConfiguration();
if ($mode == 'search') {
$config['multiselect'] = true;
}
// Determine the value for the default (the one listed if nothing is
// selected)
$choices = $this->field->getChoices(true);
$prompt = $config['prompt'] ?: __('Select');
$have_def = false;
// We don't consider the 'default' when rendering in 'search' mode
if (!strcasecmp($mode, 'search')) {
$def_val = $prompt;
} else {
$def_key = $this->field->get('default');
if (!$def_key && $config['default'])
$def_key = $config['default'];
if (is_array($def_key))
$def_key = key($def_key);
$have_def = isset($choices[$def_key]);
$def_val = $have_def ? $choices[$def_key] : $prompt;
}
$values = $this->value;
if (!is_array($values) && isset($values)) {
$values = array($values => $this->field->getChoice($values));
}
if (!is_array($values))
$values = $have_def ? array($def_key => $choices[$def_key]) : array();
?>
<select name="<?php echo $this->name; ?>[]"
id="<?php echo $this->id; ?>"
data-prompt="<?php echo $prompt; ?>"
<?php if ($config['multiselect'])
echo ' multiple="multiple" class="multiselect"'; ?>>
<?php if (!$have_def && !$config['multiselect']) { ?>
<option value="<?php echo $def_key; ?>">— <?php
echo $def_val; ?> —</option>
<?php }
foreach ($choices as $key => $name) {
if (!$have_def && $key == $def_key)
continue; ?>
<option value="<?php echo $key; ?>" <?php
if (isset($values[$key])) echo 'selected="selected"';
?>><?php echo Format::htmlchars($name); ?></option>
<?php } ?>
</select>
<?php
if ($config['multiselect']) {
?>
<script type="text/javascript">
$(function() {
$("#<?php echo $this->id; ?>")
.multiselect({'noneSelectedText':'<?php echo $prompt; ?>'});
});
</script>
<?php
}
}
function getValue() {
if (!($value = parent::getValue()))
return null;
if ($value && !is_array($value))
$value = array($value);
// Assume multiselect
$values = array();
$choices = $this->field->getChoices();
if (is_array($value)) {
foreach($value as $k => $v) {
if (isset($choices[$v]))
$values[$v] = $choices[$v];
}
}
return $values;
}
function getJsValueGetter() {
return '%s.find(":selected").val()';
}
}
class CheckboxWidget extends Widget {
function __construct($field) {
parent::__construct($field);
$this->name = '_field-checkboxes';
}
function render($mode=false) {
$config = $this->field->getConfiguration();
if (!isset($this->value))
$this->value = $this->field->get('default');
?>
<input id="<?php echo $this->id; ?>" style="vertical-align:top;"
type="checkbox" name="<?php echo $this->name; ?>[]" <?php
if ($this->value) echo 'checked="checked"'; ?> value="<?php
echo $this->field->get('id'); ?>"/>
<?php
if ($config['desc']) { ?>
<em style="display:inline-block"><?php
echo Format::viewableImages($config['desc']); ?></em>
<?php }
}
function getValue() {
$data = $this->field->getSource();
if (count($data)) {
if (!isset($data[$this->name]))
return false;
return @in_array($this->field->get('id'), $data[$this->name]);
}
return parent::getValue();
}
function getJsValueGetter() {
return '%s.is(":checked")';
}
}
class DatetimePickerWidget extends Widget {
function render($mode=false) {
global $cfg;
$config = $this->field->getConfiguration();
if ($this->value) {
$this->value = is_int($this->value) ? $this->value :
strtotime($this->value);
if ($config['gmt'])
$this->value += 3600 *
$_SESSION['TZ_OFFSET']+($_SESSION['TZ_DST']?date('I',$this->value):0);
list($hr, $min) = explode(':', date('H:i', $this->value));
$this->value = Format::date($cfg->getDateFormat(), $this->value);
}
?>
<input type="text" name="<?php echo $this->name; ?>"
id="<?php echo $this->id; ?>"
value="<?php echo Format::htmlchars($this->value); ?>" size="12"
autocomplete="off" class="dp" />
<script type="text/javascript">
$(function() {
$('input[name="<?php echo $this->name; ?>"]').datepicker({
<?php
if ($config['min'])
echo "minDate: new Date({$config['min']}000),";
if ($config['max'])
echo "maxDate: new Date({$config['max']}000),";
elseif (!$config['future'])
echo "maxDate: new Date().getTime(),";
?>
numberOfMonths: 2,
showButtonPanel: true,
buttonImage: './images/cal.png',
showOn:'both',
dateFormat: $.translate_format('<?php echo $cfg->getDateFormat(); ?>')
});
});
</script>
<?php
if ($config['time'])
// TODO: Add time picker -- requires time picker or selection with
// Misc::timeDropdown
echo ' ' . Misc::timeDropdown($hr, $min, $this->name . ':time');
}
/**
* Function: getValue
* Combines the datepicker date value and the time dropdown selected
* time value into a single date and time string value.
*/
function getValue() {
global $cfg;
$data = $this->field->getSource();
$config = $this->field->getConfiguration();
if ($datetime = parent::getValue()) {
$datetime = is_int($datetime) ? $datetime :
strtotime($datetime);
if ($datetime && isset($data[$this->name . ':time'])) {
list($hr, $min) = explode(':', $data[$this->name . ':time']);
$datetime += $hr * 3600 + $min * 60;
}
if ($datetime && $config['gmt'])
$datetime -= (int) (3600 * $_SESSION['TZ_OFFSET'] +
($_SESSION['TZ_DST'] ? date('I',$datetime) : 0));
}
return $datetime;
}
}
class SectionBreakWidget extends Widget {
function render($mode=false) {
?><div class="form-header section-break"><h3><?php
echo Format::htmlchars($this->field->get('label'));
?></h3><em><?php echo Format::htmlchars($this->field->get('hint'));
?></em></div>
<?php
}
}
class ThreadEntryWidget extends Widget {
function render($client=null) {
$config = $this->field->getConfiguration();
?><div style="margin-bottom:0.5em;margin-top:0.5em"><strong><?php
echo Format::htmlchars($this->field->get('label'));
?></strong>:</div>
<textarea style="width:100%;" name="<?php echo $this->field->get('name'); ?>"
placeholder="<?php echo Format::htmlchars($this->field->get('hint')); ?>"
<?php if (!$client) { ?>
data-draft-namespace="ticket.staff"
<?php } else { ?>
data-draft-namespace="ticket.client"
data-draft-object-id="<?php echo substr(session_id(), -12); ?>"
<?php } ?>
class="<?php if ($config['html']) echo 'richtext'; ?> draft draft-delete ifhtml"
cols="21" rows="8" style="width:80%;"><?php echo
Format::htmlchars($this->value); ?></textarea>
<?php
if (!$config['attachments'])
return;
$attachments = $this->getAttachments($config);
print $attachments->render($client);
foreach ($attachments->getMedia() as $type=>$urls) {
foreach ($urls as $url)
Form::emitMedia($url, $type);
}
}
function getAttachments($config=false) {
if (!$config)
$config = $this->field->getConfiguration();
$field = new FileUploadField(array(
'id'=>'attach',
'name'=>'attach:' . $this->field->get('id'),
'configuration'=>$config)
);
$field->setForm($this->field->getForm());
return $field;
}
function parseValue() {
parent::parseValue();
if (isset($this->value)) {
$value = $this->value;
$config = $this->field->getConfiguration();
// Trim spaces based on text input type.
// Preserve original input if not empty.
if ($config['html'])
$this->value = trim($value, " <>br/\t\n\r") ? $value : '';
else
$this->value = trim($value) ? $value : '';
}
}
}
class FileUploadWidget extends Widget {
static $media = array(
'css' => array(
'/css/filedrop.css',
),
);
function render($how) {
$config = $this->field->getConfiguration();
$name = $this->field->getFormName();
$id = substr(md5(spl_object_hash($this)), 10);
$attachments = $this->field->getFiles();
$mimetypes = array_filter($config['__mimetypes'],
function($t) { return strpos($t, '/') !== false; }
);
$files = array();
foreach ($this->value ?: array() as $fid) {
$found = false;
foreach ($attachments as $f) {
if ($f['id'] == $fid) {
$files[] = $f;
$found = true;
break;
}
}
if (!$found && ($file = AttachmentFile::lookup($fid))) {
$files[] = array(
'id' => $file->getId(),
'name' => $file->getName(),
'type' => $file->getType(),
'size' => $file->getSize(),
'download_url' => $file->getDownloadUrl(),
);
}
}
?><div id="<?php echo $id;
?>" class="filedrop"><div class="files"></div>
<div class="dropzone"><i class="icon-upload"></i>
<?php echo sprintf(
__('Drop files here or %s choose them %s'),
'<a href="#" class="manual">', '</a>'); ?>
<input type="file" multiple="multiple"
id="file-<?php echo $id; ?>" style="display:none;"
accept="<?php echo implode(',', $config['__mimetypes']); ?>"/>
</div></div>
<script type="text/javascript">
$(function(){$('#<?php echo $id; ?> .dropzone').filedropbox({
url: 'ajax.php/form/upload/<?php echo $this->field->get('id') ?>',
link: $('#<?php echo $id; ?>').find('a.manual'),
paramname: 'upload[]',
fallback_id: 'file-<?php echo $id; ?>',
allowedfileextensions: <?php echo JsonDataEncoder::encode(
$config['__extensions'] ?: array()); ?>,
allowedfiletypes: <?php echo JsonDataEncoder::encode(
$mimetypes); ?>,
maxfiles: <?php echo $config['max'] ?: 20; ?>,
maxfilesize: <?php echo ($config['size'] ?: 1048576) / 1048576; ?>,
name: '<?php echo $name; ?>[]',
files: <?php echo JsonDataEncoder::encode($files); ?>
});});
</script>
<?php
}
function getValue() {
$data = $this->field->getSource();
$ids = array();
// Handle manual uploads (IE<10)
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_FILES[$this->name])) {
foreach (AttachmentFile::format($_FILES[$this->name]) as $file) {
try {
$ids[] = $this->field->uploadFile($file);
}
catch (FileUploadError $ex) {}
}
return array_merge($ids, parent::getValue() ?: array());
}
// If no value was sent, assume an empty list
elseif ($data && is_array($data) && !isset($data[$this->name]))
return array();
// Files uploaded here MUST have been uploaded by this user and
// identified in the session
if ($files = parent::getValue()) {
$allowed = array();
// Files already attached to the field are allowed
foreach ($this->field->getFiles() as $F) {
// FIXME: This will need special porting in v1.10
$allowed[$F['id']] = 1;
}
// New files uploaded in this session are allowed
if (isset($_SESSION[':uploadedFiles'])) {
$allowed += $_SESSION[':uploadedFiles'];
}
// Canned attachments initiated by this session
if (isset($_SESSION[':cannedFiles']))
$allowed += $_SESSION[':cannedFiles'];
foreach ($files as $i=>$F) {
if (!isset($allowed[$F])) {
unset($files[$i]);
}
}
}
return $files;
}
}
class FileUploadError extends Exception {}
class FreeTextField extends FormField {
static $widget = 'FreeTextWidget';
function getConfigurationOptions() {
return array(
'content' => new TextareaField(array(
'configuration' => array('html' => true, 'size'=>'large'),
'label'=>__('Content'), 'required'=>true, 'default'=>'',
'hint'=>__('Free text shown in the form, such as a disclaimer'),
)),
);
}
function hasData() {
return false;
}
function isBlockLevel() {
return true;
}
}
class FreeTextWidget extends Widget {
function render($mode=false) {
$config = $this->field->getConfiguration();
?><div class=""><h3><?php
echo Format::htmlchars($this->field->get('label'));
?></h3><em><?php
echo Format::htmlchars($this->field->get('hint'));
?></em><div><?php
echo Format::viewableImages($config['content']); ?></div>
</div>
<?php
}
}
class VisibilityConstraint {
const HIDDEN = 0x0001;
const VISIBLE = 0x0002;
var $initial;
var $constraint;
function __construct($constraint, $initial=self::VISIBLE) {
$this->constraint = $constraint;
$this->initial = $initial;
}
function emitJavascript($field) {
$func = 'recheck';
$form = $field->getForm();
?>
<script type="text/javascript">
!(function() {
var <?php echo $func; ?> = function() {
var target = $('#field<?php echo $field->getWidget()->id; ?>');
<?php $fields = $this->getAllFields($this->constraint);
foreach ($fields as $f) {
$field = $form->getField($f);
echo sprintf('var %1$s = $("#%1$s");',
$field->getWidget()->id);
}
$expression = $this->compileQ($this->constraint, $form);
?>
if (<?php echo $expression; ?>)
target.slideDown('fast', function (){
$(this).trigger('show');
});
else
target.slideUp('fast', function (){
$(this).trigger('hide');
});
};
<?php foreach ($fields as $f) {
$w = $form->getField($f)->getWidget();
?>
$('#<?php echo $w->id; ?>').on('change', <?php echo $func; ?>);
$('#field<?php echo $w->id; ?>').on('show hide', <?php
echo $func; ?>);
<?php } ?>
})();
</script><?php
}
/**
* Determines if the field was visible when the form was submitted
*/
function isVisible($field) {
return $this->compileQPhp($this->constraint, $field);
}
function compileQPhp(Q $Q, $field) {
$form = $field->getForm();
$expr = array();
foreach ($Q->constraints as $c=>$value) {
if ($value instanceof Q) {
$expr[] = $this->compileQPhp($value, $field);
}
else {
@list($f, $op) = explode('__', $c, 2);
$field = $form->getField($f);
$wval = $field->getClean();
switch ($op) {
case 'eq':
case null:
$expr[] = ($wval == $value && $field->isVisible());
}
}
}
$glue = $Q->isOred()
? function($a, $b) { return $a || $b; }
: function($a, $b) { return $a && $b; };
$initial = !$Q->isOred();
$expression = array_reduce($expr, $glue, $initial);
if ($Q->isNegated)
$expression = !$expression;
return $expression;
}
function getAllFields(Q $Q, &$fields=array()) {
foreach ($Q->constraints as $c=>$value) {
if ($c instanceof Q) {
$this->getAllFields($c, $fields);
}
else {
list($f, $op) = explode('__', $c, 2);
$fields[$f] = true;
}
}
return array_keys($fields);
}
function compileQ($Q, $form) {
$expr = array();
foreach ($Q->constraints as $c=>$value) {
if ($value instanceof Q) {
$expr[] = $this->compileQ($value, $form);
}
else {
list($f, $op) = explode('__', $c, 2);
$widget = $form->getField($f)->getWidget();
$id = $widget->id;
switch ($op) {
case 'eq':
case null:
$expr[] = sprintf('(%s.is(":visible") && %s)',
$id,
sprintf('%s == %s',
sprintf($widget->getJsValueGetter(), $id),
JsonDataEncoder::encode($value))
);
}
}
}
$glue = $Q->isOred() ? ' || ' : ' && ';
$expression = implode($glue, $expr);
if (count($expr) > 1)
$expression = '('.$expression.')';
if ($Q->isNegated)
$expression = '!'.$expression;
return $expression;
}
}
class Q {
const NEGATED = 0x0001;
const ANY = 0x0002;
var $constraints;
var $flags;
var $negated = false;
var $ored = false;
function __construct($filter, $flags=0) {
$this->constraints = $filter;
$this->negated = $flags & self::NEGATED;
$this->ored = $flags & self::ANY;
}
function isNegated() {
return $this->negated;
}
function isOred() {
return $this->ored;
}
function negate() {
$this->negated = !$this->negated;
return $this;
}
static function not(array $constraints) {
return new static($constraints, self::NEGATED);
}
static function any(array $constraints) {
return new static($constraints, self::ORED);
}
}
/**
* FieldUnchanged
*
* Thrown in the to_database() method to indicate the value should not be
* saved in the database (it wasn't changed in the request)
*/
class FieldUnchanged extends Exception {}
?>