398 lines
14 KiB
PHP
398 lines
14 KiB
PHP
<?php
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/**
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* @brief Text input class for Form Builder
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* @author <a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
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* @copyright (c) 2001 - SVN_YYYY Invision Power Services, Inc.
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* @license http://www.invisionpower.com/legal/standards/
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* @package IPS Social Suite
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* @since 18 Feb 2013
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* @version SVN_VERSION_NUMBER
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*/
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namespace IPS\Helpers\Form;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Text input class for Form Builder
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*/
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class _Text extends TextArea
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{
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/**
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* @brief Default Options
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* @code
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$defaultOptions = array(
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'minLength' => 1, // Minimum number of characters. NULL is no minimum. Default is NULL.
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'maxLength' => 255, // Maximum number of characters. NULL is no maximum. Default is NULL.
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'size' => 20, // Text input size. NULL will use default size. Default is NULL.
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'disabled' => FALSE, // Disables input. Default is FALSE.
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'autocomplete' => array( // An array of options for autocomplete.
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'source' => array(), // An array of values, or a URI which will be passed an 'input' parameter and return a JSON array of autocomplete values,
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'freeChoice' => TRUE, // If FALSE, users will only be able to choose from autocomplete values
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'maxItems' => 5, // Maximum number of items (if it should be unlimited, do not specify this element)
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'minItems' => 2, // Minimum number of items (if it should be unlimited, do not specify this element) - if field is not required, 0 items will be allowed
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'unique' => TRUE, // Specifies if the values must be unique
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'forceLower' => TRUE, // If TRUE, all values will be converted to lowercase
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'minLength' => 5, // The minimum length of each tag (characters) - if not specified, will be unlimited
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'maxLength' => 10, // The minimum length of each tag (characters) - if not specified, will be unlimited
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'prefix' => TRUE, // If TRUE, user will have option to specify one tag as a prefix
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'resultItemTemplate'=> 'core.foo.bar', // Can be used to specify a custom JavaScript template to use for the result
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'minAjaxLength' => 3, // Minimum length of value before sending AJAX lookup call
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),
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'placeholder' => 'e.g. ...', // A placeholder (NB: Will only work on compatible browsers)
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'regex' => '/[A-Z]+/i', // RegEx of acceptable value
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'nullLang' => 'no_value', // If provided, an "or X" checkbox will appear with X being the value of this language key. When checked, NULL will be returned as the value.
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'accountUsername' => TRUE, // If TRUE or an \IPS\Member, additional checks will be performed to ensure provided value is acceptable for use as a username. Pass an \IPS\Member object to exclude that member from the duplicate checks
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'trim' => TRUE, // If TRUE (which is the default), whitespace will be stripped from the start and end of the value
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);
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* @endcode
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*/
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protected $defaultOptions = array(
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'minLength' => NULL,
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'maxLength' => NULL,
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'size' => NULL,
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'disabled' => FALSE,
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'autocomplete' => NULL,
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'placeholder' => NULL,
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'regex' => NULL,
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'nullLang' => NULL,
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'accountUsername' => FALSE,
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'trim' => TRUE,
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);
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/**
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* @brief Child default Options
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*/
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protected $childDefaultOptions = array();
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/**
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* @brief Form type
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*/
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public $formType = 'text';
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/**
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* Constructor
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* Sets that the field is required if there is a minimum length and vice-versa
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*
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* @see \IPS\Helpers\Form\Abstract::__construct
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* @return void
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*/
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public function __construct()
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{
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/* Pull in default options from child class */
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$this->defaultOptions = array_merge( $this->defaultOptions, $this->childDefaultOptions );
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/* Set username regex */
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$args = func_get_args();
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if ( isset( $args[3]['accountUsername'] ) and $args[3]['accountUsername'] === TRUE )
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{
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$args[3]['maxLength'] = \IPS\Settings::i()->max_user_name_length;
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if ( \IPS\Settings::i()->username_characters )
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{
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$args[3]['regex'] = '/^[' . str_replace( '\-', '-', preg_quote( \IPS\Settings::i()->username_characters, '/' ) ) . ']*$/i';
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}
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}
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/* Call parent constructor */
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call_user_func_array( 'parent::__construct', $args );
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/* Add JS */
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if ( isset( $this->options['autocomplete']['prefix'] ) and $this->options['autocomplete']['prefix'] )
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{
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\IPS\Output::i()->jsFiles = array_merge( \IPS\Output::i()->jsFiles, \IPS\Output::i()->js( 'global_core.js', 'core', 'global' ) );
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}
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/* Set the form type */
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$this->formType = mb_strtolower( mb_substr( get_called_class(), mb_strrpos( get_called_class(), '\\' ) + 1 ) );
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}
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/**
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* Get HTML
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*
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* @return string
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* @note We cannot pass the regex to the HTML5 'pattern' attribute for two reasons:
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* @li PCRE and ECMAScript regex are not 100% compatible (though the instances this present a problem are admittedly rare)
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* @li You cannot specify modifiers with the pattern attribute, which we need to support on the PHP side
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*/
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public function html()
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{
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return \IPS\Theme::i()->getTemplate( 'forms', 'core', 'global' )->text( $this->name, $this->formType, $this->value, $this->required, $this->options['maxLength'], $this->options['size'], $this->options['disabled'], $this->options['autocomplete'], $this->options['placeholder'], NULL, $this->options['nullLang'], $this->htmlId );
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}
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/**
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* Get Value
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*
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* @return mixed
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*/
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public function getValue()
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{
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$name = $this->name . '_noscript';
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if ( isset( \IPS\Request::i()->$name ) )
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{
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$return = \IPS\Request::i()->$name;
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}
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else
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{
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$return = parent::getValue();
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}
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if ( $this->options['trim'] )
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{
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if ( is_array( $return ) )
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{
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$return = array_map( 'trim', $return );
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}
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else
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{
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$return = trim( $return );
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}
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}
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/* Remove all invisible characters */
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$return = preg_replace( '/\p{C}+/u', '', $return );
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if ( isset( $this->options['autocomplete']['prefix'] ) and $this->options['autocomplete']['prefix'] )
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{
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if ( !is_array( $return ) )
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{
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$return = array_filter( explode( ',', $return ) );
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}
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$firstAsPrefix = $this->name . '_first_as_prefix';
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$freechoicePrefixCheckbox = $this->name . '_freechoice_prefix';
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$freechoicePrefix = $this->name . '_prefix';
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$noscriptPrefix = $this->name . '_noscript_prefix';
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if ( isset( \IPS\Request::i()->$noscriptPrefix ) and \IPS\Request::i()->$noscriptPrefix )
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{
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$currentIndex = array_search( \IPS\Request::i()->$noscriptPrefix, $return );
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if ( $currentIndex !== FALSE )
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{
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unset( $return[ $currentIndex ] );
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}
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$return['prefix'] = \IPS\Request::i()->$noscriptPrefix;
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}
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elseif ( isset( \IPS\Request::i()->$freechoicePrefixCheckbox ) and \IPS\Request::i()->$freechoicePrefixCheckbox and isset( \IPS\Request::i()->$freechoicePrefix ) and \IPS\Request::i()->$freechoicePrefix )
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{
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$currentIndex = array_search( \IPS\Request::i()->$freechoicePrefix, $return );
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if ( $currentIndex !== FALSE )
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{
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unset( $return[ $currentIndex ] );
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}
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$return['prefix'] = \IPS\Request::i()->$freechoicePrefix;
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}
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elseif ( isset( \IPS\Request::i()->$firstAsPrefix ) and \IPS\Request::i()->$firstAsPrefix )
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{
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$return = array_merge( array( 'prefix' => array_shift( $return ) ), $return );
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}
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}
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return $return;
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}
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/**
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* Format Value
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*
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* @return mixed
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*/
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public function formatValue()
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{
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if ( $this->options['autocomplete'] !== NULL and ( !isset( $this->options['autocomplete']['maxItems'] ) or $this->options['autocomplete']['maxItems'] != 1 ) and !is_array( $this->value ) and $this->value !== NULL )
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{
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return array_filter( array_map( 'trim', explode( ',', $this->value ) ) );
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}
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return $this->value;
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}
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/**
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* Validate
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*
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* @throws \InvalidArgumentException
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* @throws \DomainException
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* @return TRUE
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*/
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public function validate()
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{
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parent::validate();
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if( \IPS\Dispatcher::i() instanceof \IPS\Dispatcher\Front and !\IPS\Member::loggedIn()->group['g_bypass_badwords'] )
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{
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/* Set up profanity filters */
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$exactProfanity = iterator_to_array( \IPS\Db::i()->select( '*', 'core_profanity_filters', array('m_exact=?', TRUE) )->setKeyField( 'type' )->setValueField( 'swop' ) );
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$looseProfanity = iterator_to_array( \IPS\Db::i()->select( '*', 'core_profanity_filters', array('m_exact=?', FALSE) )->setKeyField( 'type' )->setValueField( 'swop' ) );
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foreach( $exactProfanity as $key => $value )
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{
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$exactProfanity[mb_strtolower( $key )] = $value;
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}
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/* Construct break points */
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$breakPoints = array();
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if( count( $exactProfanity ) )
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{
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$array = array();
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foreach( array_keys( $exactProfanity ) as $entry )
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{
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$array[] = preg_quote( $entry, '/' );
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}
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/* @note: We use \b because of http://community.invisionpower.com/resources/bugs.html/_/4-0-0/anacronym-doesnt-work-in-middle-of-a-phrase-r47612 */
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$breakPoints[] = '((?=<^|\b)(?:' . implode( '|', $array ) . ')(?=\b|$))';
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}
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}
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/* Regex */
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if ( $this->options['regex'] !== NULL and $this->value and !preg_match( $this->options['regex'], $this->value ) )
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{
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throw new \InvalidArgumentException( 'form_bad_value' );
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}
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/* Username */
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if ( $this->options['accountUsername'] )
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{
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/* Check if it exists */
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if ( !( $this->options['accountUsername'] instanceof \IPS\Member ) or mb_strtolower( $this->options['accountUsername']->name ) !== mb_strtolower( $this->value ) )
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{
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foreach( \IPS\Login::handlers( TRUE ) as $k => $handler )
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{
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if( $handler->usernameIsInUse( $this->value, $this->options['accountUsername'] ) === TRUE )
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{
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if( \IPS\Member::loggedIn()->isAdmin() )
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{
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throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack( 'member_name_exists_admin', FALSE, array('sprintf' => array($k)) ) );
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}
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else
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{
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throw new \DomainException( 'member_name_exists' );
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}
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}
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}
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/* Check it's not banned */
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foreach( \IPS\Db::i()->select( 'ban_content', 'core_banfilters', array("ban_type=?", 'name') ) as $bannedName )
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{
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if( preg_match( '/^' . str_replace( '\*', '.*', preg_quote( $bannedName, '/' ) ) . '$/i', $this->value ) )
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{
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throw new \DomainException( 'form_name_banned' );
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}
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}
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}
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}
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/* Tags */
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if ( $this->options['autocomplete'] !== NULL )
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{
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if( $this->value )
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{
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$values = ( is_array( $this->value ) ) ? $this->value : array( $this->value );
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}
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else
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{
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$values = array();
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}
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if ( isset( $this->options['autocomplete']['maxItems'] ) and count( $values ) > $this->options['autocomplete']['maxItems'] )
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{
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throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack( 'form_tags_max', FALSE, array( 'pluralize' => $this->options['autocomplete']['maxItems'] ) ) );
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}
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if ( isset( $this->options['autocomplete']['minItems'] ) and ( $this->required or count( $values ) > 0 ) and count( $values ) < $this->options['autocomplete']['minItems'] )
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{
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throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack( 'form_tags_min', FALSE, array( 'pluralize' => $this->options['autocomplete']['minItems'] ) ) );
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}
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if ( isset( $this->options['autocomplete']['minLength'] ) )
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{
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foreach ( $values as $v )
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{
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if ( mb_strlen( $v ) < $this->options['autocomplete']['minLength'] )
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{
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throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack( 'form_tags_length_min', FALSE, array( 'pluralize' => array( $this->options['autocomplete']['minLength'] ) ) ) );
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}
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}
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}
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if ( isset( $this->options['autocomplete']['maxLength'] ) )
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{
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foreach ( $values as $v )
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{
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if ( mb_strlen( $v ) > $this->options['autocomplete']['maxLength'] )
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{
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throw new \DomainException( \IPS\Member::loggedIn()->language()->addToStack( 'form_tags_length_max', FALSE, array( 'pluralize' => $this->options['autocomplete']['maxLength'] ) ) );
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}
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}
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}
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if ( isset( $this->options['autocomplete']['filterProfanity'] ) AND is_array( $this->value ) AND count( $this->value ) and \IPS\Dispatcher::i() instanceof \IPS\Dispatcher\Front and !\IPS\Member::loggedIn()->group['g_bypass_badwords'] )
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{
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foreach ( $values as $k => $v )
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{
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if ( array_key_exists( $v, $exactProfanity ) )
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{
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$this->value[ $k ] = $exactProfanity[ $v ];
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}
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else
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{
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$this->value[ $k ] = str_replace( array_keys( $looseProfanity ), array_values( $looseProfanity ), $v );
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}
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}
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}
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if ( isset( $this->options['autocomplete']['unique'] ) AND $this->options['autocomplete']['unique'] AND is_array( $this->value ) AND count( $this->value ) )
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{
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foreach ( $this->value as $v )
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{
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if ( is_scalar( $v ) )
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{
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$this->value = array_unique( $this->value );
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}
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break;
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}
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}
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if ( is_array ( $this->value ) AND isset( $this->options['autocomplete']['source'] ) AND is_array( $this->options['autocomplete']['source'] ) AND !$this->options['autocomplete']['freeChoice'] )
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{
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$this->value = array_uintersect( $this->value, $this->options['autocomplete']['source'], function( $a, $b ){
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return ( mb_strtolower( $a ) === mb_strtolower( $b ) );
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} );
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}
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}
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/* Split on profanity */
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if( is_string( $this->value ) and \IPS\Dispatcher::i() instanceof \IPS\Dispatcher\Front and !\IPS\Member::loggedIn()->group['g_bypass_badwords'] )
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{
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$newVal = NULL;
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if ( count( $breakPoints ) )
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{
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/* preg_split can return boolean false*/
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$split = preg_split( '/' . implode( '|', $breakPoints ) . '/iu', $this->value, null, PREG_SPLIT_DELIM_CAPTURE );
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if( is_array( $split ) )
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{
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foreach ( $split as $section )
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{
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/* Replace loose profanity */
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$section = str_ireplace( array_keys( $looseProfanity ), array_values( $looseProfanity ), $section );
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if ( isset( $exactProfanity[ mb_strtolower( $section ) ] ) )
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{
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$newVal .= $exactProfanity[ mb_strtolower( $section ) ];
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}
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else
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{
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$newVal .= $section;
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}
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}
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}
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}
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$this->value = $newVal ?: $this->value;
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}
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return TRUE;
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}
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} |