<?php

// require_once 'Zend/View/Helper/FormElement.php';

class Qs_View_Helper_FormStatic extends Zend_View_Helper_FormElement
{
    protected function _getInfo($name, $value = null, $attribs = null,
                                $options = null, $listsep = null)
    {
        $info = parent::_getInfo($name, $value, $attribs, $options, $listsep);

        if (isset($info['attribs']['tag'])) {
            $info['tag'] = (string) $info['attribs']['tag'];
        }

        foreach (['format', 'defaultText'] as $field) {
            if (isset($info['attribs'][$field])) {
                $info[$field] = $info['attribs'][$field];
            }
        }
        foreach (array_keys($info) as $key) {
            if (isset($info['attribs'][$key])) {
                unset($info['attribs'][$key]);
            }
        }
        return $info;
    }

    public function formStatic($name, $value = null, $attribs = null)
    {
        $info = $this->_getInfo($name, $value, $attribs);
        if (!empty($info['defaultText']) && (!isset($info['value']) || $info['value'] === '')) {
            $value = $info['defaultText'];
        } else {
            $value = isset($info['format']) ? $this->_formatValue($info['format'], $info['value'], $info['attribs']) : $info['value'];
        }
        return $this->_getOpenTag($info) . (($info['escape']) ? $this->view->escape($value) : $value) . $this->_getCloseTag($info);
    }

    protected function _formatValue($format, $value, $attribs = null)
    {
        $prefix = null;
        $suffix = null;
        $decimals = 2;
        if (isset($attribs['prefix'])) {
            $prefix = $attribs['prefix'];
        }
        if (isset($attribs['suffix'])) {
            $suffix = $attribs['suffix'];
        }
        if (isset($attribs['precision'])) {
            $decimals = $attribs['precision'];
        }
        if (is_array($format)) {
            if (isset($format['decimals'])) {
                $decimals = $format['decimals'];
            }
        }
        switch ($format) {
            case 'money':
                $prefix = isset($prefix) ? $prefix : '$';
                $skipZeroDecimals = isset($attribs['skipZeroDecimals']) ? $attribs['skipZeroDecimals'] : true;
                $value = \Qs\Number::toMoney($value, $decimals, $skipZeroDecimals, $prefix);
                $prefix = null;
                break;
            case 'number':
            case 'numeric':
                $value = \Qs\Number::format($value, $decimals);
                break;
        }
        return $prefix . $value . $suffix;
    }

    protected function _getOpenTag($info)
    {
        if (isset($info['tag'])) {
            return '<' . $info['tag']
                . ' id="' . $this->view->escape($info['id']) . '"'
                . $this->_htmlAttribs($info['attribs']) . '>';
        }
        return '';
    }

    protected function _getCloseTag($info)
    {
        if (isset($info['tag'])) {
            return '</' . $info['tag'] . '>';
        }
        return '';
    }
}