108 lines
2.6 KiB
PHP
108 lines
2.6 KiB
PHP
<?php
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/**
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* Class Varchar represents a variable-length string of up to 255 characters, designed to store raw text
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*
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* @see HTMLText
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* @see HTMLVarchar
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* @see Text
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*
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* @package framework
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* @subpackage model
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*/
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class Varchar extends StringField {
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private static $casting = array(
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"Initial" => "Text",
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"URL" => "Text",
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);
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protected $size;
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/**
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* Construct a new short text field
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*
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* @param $name string The name of the field
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* @param $size int The maximum size of the field, in terms of characters
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* @param $options array Optional parameters, e.g. array("nullifyEmpty"=>false).
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* See {@link StringField::setOptions()} for information on the available options
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* @return unknown_type
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*/
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public function __construct($name = null, $size = 50, $options = array()) {
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$this->size = $size ? $size : 50;
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parent::__construct($name, $options);
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}
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/**
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* Allow the ability to access the size of the field programatically. This
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* can be useful if you want to have text fields with a length limit that
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* is dictated by the DB field.
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*
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* TextField::create('Title')->setMaxLength(singleton('SiteTree')->dbObject('Title')->getSize())
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*
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* @return int The size of the field
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*/
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public function getSize() {
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return $this->size;
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}
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/**
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* (non-PHPdoc)
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* @see DBField::requireField()
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*/
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public function requireField() {
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$parts = array(
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'datatype'=>'varchar',
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'precision'=>$this->size,
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'character set'=>'utf8',
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'collate'=>'utf8_general_ci',
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'arrayValue'=>$this->arrayValue
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);
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$values = array(
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'type' => 'varchar',
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'parts' => $parts
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);
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DB::require_field($this->tableName, $this->name, $values);
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}
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/**
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* Return the first letter of the string followed by a .
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*/
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public function Initial() {
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if($this->exists()) return $this->value[0] . '.';
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}
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/**
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* Ensure that the given value is an absolute URL.
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*/
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public function URL() {
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if(preg_match('#^[a-zA-Z]+://#', $this->value)) return $this->value;
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else return "http://" . $this->value;
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}
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/**
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* Return the value of the field in rich text format
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* @return string
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*/
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public function RTF() {
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return str_replace("\n", '\par ', $this->value);
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}
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/**
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* (non-PHPdoc)
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* @see DBField::scaffoldFormField()
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*/
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public function scaffoldFormField($title = null, $params = null) {
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if(!$this->nullifyEmpty) {
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// Allow the user to select if it's null instead of automatically assuming empty string is
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return new NullableField(new TextField($this->name, $title));
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} else {
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// Automatically determine null (empty string)
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return parent::scaffoldFormField($title);
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}
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}
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}
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