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sudancam
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__MACOSX
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tybluexx
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wp-pagenavi.1
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scb
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Forms.php
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/
<?php /** * Data-aware form generator. */ class scbForms { const TOKEN = '%input%'; /** * Generates form field. * * @param array|scbFormField_I $args * @param mixed $value * * @return string */ public static function input_with_value( $args, $value ) { $field = scbFormField::create( $args ); return $field->render( $value ); } /** * Generates form field. * * @param array|scbFormField_I $args * @param array $formdata (optional) * * @return string */ public static function input( $args, $formdata = null ) { $field = scbFormField::create( $args ); return $field->render( scbForms::get_value( $args['name'], $formdata ) ); } /** * Generates a table wrapped in a form. * * @param array $rows * @param array $formdata (optional) * * @return string */ public static function form_table( $rows, $formdata = null ) { $output = ''; foreach ( $rows as $row ) { $output .= self::table_row( $row, $formdata ); } $output = self::form_table_wrap( $output ); return $output; } /** * Generates a form. * * @param array $inputs * @param array $formdata (optional) * @param string $nonce * * @return string */ public static function form( $inputs, $formdata = null, $nonce ) { $output = ''; foreach ( $inputs as $input ) { $output .= self::input( $input, $formdata ); } $output = self::form_wrap( $output, $nonce ); return $output; } /** * Generates a table. * * @param array $rows * @param array $formdata (optional) * * @return string */ public static function table( $rows, $formdata = null ) { $output = ''; foreach ( $rows as $row ) { $output .= self::table_row( $row, $formdata ); } $output = self::table_wrap( $output ); return $output; } /** * Generates a table row. * * @param array $args * @param array $formdata (optional) * * @return string */ public static function table_row( $args, $formdata = null ) { return self::row_wrap( $args['title'], self::input( $args, $formdata ) ); } // ____________WRAPPERS____________ /** * Wraps a table in a form. * * @param string $content * @param string $nonce (optional) * * @return string */ public static function form_table_wrap( $content, $nonce = 'update_options' ) { return self::form_wrap( self::table_wrap( $content ), $nonce ); } /** * Wraps a content in a form. * * @param string $content * @param string $nonce (optional) * * @return string */ public static function form_wrap( $content, $nonce = 'update_options' ) { return html( "form method='post' action=''", $content, wp_nonce_field( $nonce, '_wpnonce', $referer = true, $echo = false ) ); } /** * Wraps a content in a table. * * @param string $content * * @return string */ public static function table_wrap( $content ) { return html( "table class='form-table'", $content ); } /** * Wraps a content in a table row. * * @param string $title * @param string $content * * @return string */ public static function row_wrap( $title, $content ) { return html( 'tr', html( "th scope='row'", $title ), html( 'td', $content ) ); } // ____________PRIVATE METHODS____________ // Utilities /** * Generates the proper string for a name attribute. * * @param array|string $name The raw name * * @return string */ public static function get_name( $name ) { $name = (array) $name; $name_str = array_shift( $name ); foreach ( $name as $key ) { $name_str .= '[' . esc_attr( $key ) . ']'; } return $name_str; } /** * Traverses the formdata and retrieves the correct value. * * @param string $name The name of the value * @param array $value The data that will be traversed * @param mixed $fallback (optional) The value returned when the key is not found * * @return mixed */ public static function get_value( $name, $value, $fallback = null ) { foreach ( (array) $name as $key ) { if ( ! isset( $value[ $key ] ) ) { return $fallback; } $value = $value[ $key ]; } return $value; } /** * Given a list of fields, validate some data. * * @param array $fields List of args that would be sent to scbForms::input() * @param array $data (optional) The data to validate. Defaults to $_POST * @param array $to_update (optional) Existing data to populate. Necessary for nested values * * @return array */ public static function validate_post_data( $fields, $data = null, $to_update = array() ) { if ( null === $data ) { $data = stripslashes_deep( $_POST ); } foreach ( $fields as $field ) { $value = scbForms::get_value( $field['name'], $data ); $fieldObj = scbFormField::create( $field ); $value = $fieldObj->validate( $value ); if ( null !== $value ) { self::set_value( $to_update, $field['name'], $value ); } } return $to_update; } /** * For multiple-choice fields, we can never distinguish between "never been set" and "set to none". * For single-choice fields, we can't distinguish either, because of how self::update_meta() works. * Therefore, the 'default' parameter is always ignored. * * @param array $args Field arguments. * @param int $object_id The object ID the metadata is attached to * @param string $meta_type (optional) * * @return string */ public static function input_from_meta( $args, $object_id, $meta_type = 'post' ) { $single = ( 'checkbox' != $args['type'] ); $key = (array) $args['name']; $key = end( $key ); $value = get_metadata( $meta_type, $object_id, $key, $single ); return self::input_with_value( $args, $value ); } /** * Updates metadata for passed list of fields. * * @param array $fields * @param array $data * @param int $object_id The object ID the metadata is attached to * @param string $meta_type (optional) Defaults to 'post' * * @return void */ public static function update_meta( $fields, $data, $object_id, $meta_type = 'post' ) { foreach ( $fields as $field_args ) { $key = $field_args['name']; if ( 'checkbox' == $field_args['type'] ) { $new_values = isset( $data[ $key ] ) ? $data[ $key ] : array(); $old_values = get_metadata( $meta_type, $object_id, $key ); foreach ( array_diff( $new_values, $old_values ) as $value ) { add_metadata( $meta_type, $object_id, $key, $value ); } foreach ( array_diff( $old_values, $new_values ) as $value ) { delete_metadata( $meta_type, $object_id, $key, $value ); } } else { $value = isset( $data[ $key ] ) ? $data[ $key ] : ''; if ( '' === $value ) { delete_metadata( $meta_type, $object_id, $key ); } else { update_metadata( $meta_type, $object_id, $key, $value ); } } } } /** * Sets value using a reference. * * @param array $arr * @param string $name * @param mixed $value * * @return void */ private static function set_value( &$arr, $name, $value ) { $name = (array) $name; $final_key = array_pop( $name ); while ( ! empty( $name ) ) { $key = array_shift( $name ); if ( ! isset( $arr[ $key ] ) ) { $arr[ $key ] = array(); } $arr =& $arr[ $key ]; } $arr[ $final_key ] = $value; } } /** * A wrapper for scbForms, containing the formdata. */ class scbForm { protected $data = array(); protected $prefix = array(); /** * Constructor. * * @param array $data * @param string|boolean $prefix (optional) * * @return void */ public function __construct( $data, $prefix = false ) { if ( is_array( $data ) ) { $this->data = $data; } if ( $prefix ) { $this->prefix = (array) $prefix; } } /** * Traverses the form. * * @param string $path * * @return object A scbForm */ public function traverse_to( $path ) { $data = scbForms::get_value( $path, $this->data ); $prefix = array_merge( $this->prefix, (array) $path ); return new scbForm( $data, $prefix ); } /** * Generates form field. * * @param array $args * * @return string */ public function input( $args ) { $value = scbForms::get_value( $args['name'], $this->data ); if ( ! empty( $this->prefix ) ) { $args['name'] = array_merge( $this->prefix, (array) $args['name'] ); } return scbForms::input_with_value( $args, $value ); } } /** * Interface for form fields. */ interface scbFormField_I { /** * Generate the corresponding HTML for a field. * * @param mixed $value (optional) The value to use. * * @return string */ function render( $value = null ); /** * Validates a value against a field. * * @param mixed $value The value to check. * * @return mixed null if the validation failed, sanitized value otherwise. */ function validate( $value ); } /** * Base class for form fields implementations. */ abstract class scbFormField implements scbFormField_I { protected $args; /** * Creates form field. * * @param array|scbFormField_I $args * * @return mixed false on failure or instance of form class */ public static function create( $args ) { if ( is_a( $args, 'scbFormField_I' ) ) { return $args; } if ( empty( $args['name'] ) ) { return trigger_error( 'Empty name', E_USER_WARNING ); } if ( isset( $args['value'] ) && is_array( $args['value'] ) ) { $args['choices'] = $args['value']; unset( $args['value'] ); } if ( isset( $args['values'] ) ) { $args['choices'] = $args['values']; unset( $args['values'] ); } if ( isset( $args['extra'] ) && ! is_array( $args['extra'] ) ) { $args['extra'] = shortcode_parse_atts( $args['extra'] ); } $args = wp_parse_args( $args, array( 'desc' => '', 'desc_pos' => 'after', 'wrap' => scbForms::TOKEN, 'wrap_each' => scbForms::TOKEN, ) ); // depends on $args['desc'] if ( isset( $args['choices'] ) ) { self::_expand_choices( $args ); } switch ( $args['type'] ) { case 'radio': return new scbRadiosField( $args ); case 'select': return new scbSelectField( $args ); case 'checkbox': if ( isset( $args['choices'] ) ) { return new scbMultipleChoiceField( $args ); } else { return new scbSingleCheckboxField( $args ); } case 'custom': return new scbCustomField( $args ); default: return new scbTextField( $args ); } } /** * Constructor. * * @param array $args * * @return void */ protected function __construct( $args ) { $this->args = $args; } /** * Magic method: $field->arg * * @param string $key * * @return mixed */ public function __get( $key ) { return $this->args[ $key ]; } /** * Magic method: isset( $field->arg ) * * @param string $key * * @return bool */ public function __isset( $key ) { return isset( $this->args[ $key ] ); } /** * Generate the corresponding HTML for a field. * * @param mixed $value (optional) * * @return string */ public function render( $value = null ) { if ( null === $value && isset( $this->default ) ) { $value = $this->default; } $args = $this->args; if ( null !== $value ) { $this->_set_value( $args, $value ); } $args['name'] = scbForms::get_name( $args['name'] ); return str_replace( scbForms::TOKEN, $this->_render( $args ), $this->wrap ); } /** * Mutate the field arguments so that the value passed is rendered. * * @param array $args * @param mixed $value */ abstract protected function _set_value( &$args, $value ); /** * The actual rendering. * * @param array $args */ abstract protected function _render( $args ); /** * Handle args for a single checkbox or radio input. * * @param array $args * * @return string */ protected static function _checkbox( $args ) { $args = wp_parse_args( $args, array( 'value' => true, 'desc' => null, 'checked' => false, 'extra' => array(), ) ); $args['extra']['checked'] = $args['checked']; if ( is_null( $args['desc'] ) && ! is_bool( $args['value'] ) ) { $args['desc'] = str_replace( '[]', '', $args['value'] ); } return self::_input_gen( $args ); } /** * Generate html with the final args. * * @param array $args * * @return string */ protected static function _input_gen( $args ) { $args = wp_parse_args( $args, array( 'value' => null, 'desc' => null, 'extra' => array(), ) ); $args['extra']['name'] = $args['name']; if ( 'textarea' == $args['type'] ) { $input = html( 'textarea', $args['extra'], esc_textarea( $args['value'] ) ); } else { $args['extra']['value'] = $args['value']; $args['extra']['type'] = $args['type']; $input = html( 'input', $args['extra'] ); } return self::add_label( $input, $args['desc'], $args['desc_pos'] ); } /** * Wraps a form field in a label, and position field description. * * @param string $input * @param string $desc * @param string $desc_pos * * @return string */ protected static function add_label( $input, $desc, $desc_pos ) { return html( 'label', self::add_desc( $input, $desc, $desc_pos ) ) . "\n"; } /** * Adds description before/after the form field. * * @param string $input * @param string $desc * @param string $desc_pos * * @return string */ protected static function add_desc( $input, $desc, $desc_pos ) { if ( empty( $desc ) ) { return $input; } if ( 'before' == $desc_pos ) { return $desc . ' ' . $input; } else { return $input . ' ' . $desc; } } /** * @param array $args */ private static function _expand_choices( &$args ) { $choices =& $args['choices']; if ( ! empty( $choices ) && ! self::is_associative( $choices ) ) { if ( is_array( $args['desc'] ) ) { $choices = array_combine( $choices, $args['desc'] ); // back-compat $args['desc'] = false; } else if ( ! isset( $args['numeric'] ) || ! $args['numeric'] ) { $choices = array_combine( $choices, $choices ); } } } /** * Checks if passed array is associative. * * @param array $array * * @return bool */ private static function is_associative( $array ) { $keys = array_keys( $array ); return array_keys( $keys ) !== $keys; } } /** * Text form field. */ class scbTextField extends scbFormField { /** * Sanitizes value. * * @param string $value * * @return string */ public function validate( $value ) { $sanitize = isset( $this->sanitize ) ? $this->sanitize : 'wp_kses_data'; return call_user_func( $sanitize, $value, $this ); } /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render( $args ) { $args = wp_parse_args( $args, array( 'value' => '', 'desc_pos' => 'after', 'extra' => array( 'class' => 'regular-text' ), ) ); if ( ! isset( $args['extra']['id'] ) && ! is_array( $args['name'] ) && false === strpos( $args['name'], '[' ) ) { $args['extra']['id'] = $args['name']; } return scbFormField::_input_gen( $args ); } /** * Sets value using a reference. * * @param array $args * @param string $value * * @return void */ protected function _set_value( &$args, $value ) { $args['value'] = $value; } } /** * Base class for form fields with single choice. */ abstract class scbSingleChoiceField extends scbFormField { /** * Validates a value against a field. * * @param mixed $value * * @return mixed|null */ public function validate( $value ) { if ( isset( $this->choices[ $value ] ) ) { return $value; } return null; } /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render( $args ) { $args = wp_parse_args( $args, array( 'numeric' => false, // use numeric array instead of associative ) ); if ( isset( $args['selected'] ) ) { $args['selected'] = (string) $args['selected']; } else { $args['selected'] = array( 'foo' ); // hack to make default blank } return $this->_render_specific( $args ); } /** * Sets value using a reference. * * @param array $args * @param string $value * * @return void */ protected function _set_value( &$args, $value ) { $args['selected'] = $value; } /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ abstract protected function _render_specific( $args ); } /** * Dropdown field. */ class scbSelectField extends scbSingleChoiceField { /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render_specific( $args ) { $args = wp_parse_args( $args, array( 'text' => false, 'extra' => array(), ) ); $options = array(); if ( false !== $args['text'] ) { $options[] = array( 'value' => '', 'selected' => ( $args['selected'] === array( 'foo' ) ), 'title' => $args['text'], ); } foreach ( $args['choices'] as $value => $title ) { $value = (string) $value; $options[] = array( 'value' => $value, 'selected' => ( $value == $args['selected'] ), 'title' => $title, ); } $opts = ''; foreach ( $options as $option ) { $opts .= html( 'option', array( 'value' => $option['value'], 'selected' => $option['selected'] ), $option['title'] ); } $args['extra']['name'] = $args['name']; $input = html( 'select', $args['extra'], $opts ); return scbFormField::add_label( $input, $args['desc'], $args['desc_pos'] ); } } /** * Radio field. */ class scbRadiosField extends scbSelectField { /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render_specific( $args ) { if ( array( 'foo' ) === $args['selected'] ) { // radio buttons should always have one option selected $args['selected'] = key( $args['choices'] ); } $opts = ''; foreach ( $args['choices'] as $value => $title ) { $value = (string) $value; $single_input = scbFormField::_checkbox( array( 'name' => $args['name'], 'type' => 'radio', 'value' => $value, 'checked' => ( $value == $args['selected'] ), 'desc' => $title, 'desc_pos' => 'after', ) ); $opts .= str_replace( scbForms::TOKEN, $single_input, $args['wrap_each'] ); } return scbFormField::add_desc( $opts, $args['desc'], $args['desc_pos'] ); } } /** * Checkbox field with multiple choices. */ class scbMultipleChoiceField extends scbFormField { /** * Validates a value against a field. * * @param mixed $value * * @return array */ public function validate( $value ) { return array_intersect( array_keys( $this->choices ), (array) $value ); } /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render( $args ) { $args = wp_parse_args( $args, array( 'numeric' => false, // use numeric array instead of associative 'checked' => null, ) ); if ( ! is_array( $args['checked'] ) ) { $args['checked'] = array(); } $opts = ''; foreach ( $args['choices'] as $value => $title ) { $single_input = scbFormField::_checkbox( array( 'name' => $args['name'] . '[]', 'type' => 'checkbox', 'value' => $value, 'checked' => in_array( $value, $args['checked'] ), 'desc' => $title, 'desc_pos' => 'after', ) ); $opts .= str_replace( scbForms::TOKEN, $single_input, $args['wrap_each'] ); } return scbFormField::add_desc( $opts, $args['desc'], $args['desc_pos'] ); } /** * Sets value using a reference. * * @param array $args * @param string $value * * @return void */ protected function _set_value( &$args, $value ) { $args['checked'] = (array) $value; } } /** * Checkbox field. */ class scbSingleCheckboxField extends scbFormField { /** * Validates a value against a field. * * @param mixed $value * * @return boolean */ public function validate( $value ) { return (bool) $value; } /** * Generate the corresponding HTML for a field. * * @param array $args * * @return string */ protected function _render( $args ) { $args = wp_parse_args( $args, array( 'value' => true, 'desc' => null, 'checked' => false, 'extra' => array(), ) ); $args['extra']['checked'] = $args['checked']; if ( is_null( $args['desc'] ) && ! is_bool( $args['value'] ) ) { $args['desc'] = str_replace( '[]', '', $args['value'] ); } return scbFormField::_input_gen( $args ); } /** * Sets value using a reference. * * @param array $args * @param string $value * * @return void */ protected function _set_value( &$args, $value ) { $args['checked'] = ( $value || ( isset( $args['value'] ) && $value == $args['value'] ) ); } } /** * Wrapper field for custom callbacks. */ class scbCustomField implements scbFormField_I { protected $args; /** * Constructor. * * @param array $args * * @return void */ function __construct( $args ) { $this->args = wp_parse_args( $args, array( 'render' => 'var_dump', 'sanitize' => 'wp_filter_kses', ) ); } /** * Magic method: $field->arg * * @param string $key * * @return mixed */ public function __get( $key ) { return $this->args[ $key ]; } /** * Magic method: isset( $field->arg ) * * @param string $key * * @return boolean */ public function __isset( $key ) { return isset( $this->args[ $key ] ); } /** * Generate the corresponding HTML for a field. * * @param mixed $value (optional) * * @return string */ public function render( $value = null ) { return call_user_func( $this->render, $value, $this ); } /** * Sanitizes value. * * @param mixed $value * * @return mixed */ public function validate( $value ) { return call_user_func( $this->sanitize, $value, $this ); } }
/home/sudancam/.trash/__MACOSX/../tybluexx/../wp-pagenavi.1/scb/Forms.php