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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available through the world-wide-web at the following url: |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Frederic Poeydomenge <fpoeydomenge at free dot fr> |
// +----------------------------------------------------------------------+
//
// $Id$
require_once 'Var_Dump/Renderer/Common.php';
/**
* A concrete renderer for Var_Dump
*
* Returns a text-only representation of a variable
*
* @package Var_Dump
* @category PHP
* @author Frederic Poeydomenge <fpoeydomenge at free dot fr>
*/
class Var_Dump_Renderer_Text extends Var_Dump_Renderer_Common
{
/**
* Default configuration options.
*
* Valid configuration options are :
* show_container : bool, Show the root Element or not
* show_eol : string, String to insert before a newline, or false
* mode : string, Can be one of the following displaying modes
* 'compact' = no keys alignment
* 'normal' = keys alignment, proportional spacing
* 'wide' = keys alignment, wider spacing
* offset : integer, Offset between the start of a group and the content
* opening : string, Opening character
* closing : string, Closing character
* operator : string, Operator symbol
* is_html : bool, Do we need to htmlspecialchars() the texts
* before_text : string, Text to insert before the text
* after_text : string, Text to insert after the text
* before_num_key : string, Text to insert before a numerical key
* after_num_key : string, Text to insert after a numerical key
* before_str_key : string, Text to insert before a string key
* after_str_key : string, Text to insert after a string key
* before_operator : string, Text to insert before the operator
* after_operator : string, Text to insert after the operator
* before_type : string, Text to insert before a type
* after_type : string, Text to insert after a type
* before_value : string, Text to insert before a value
* after_value : string, Text to insert after a value
*
* @var array
* @access public
*/
var $defaultOptions = array(
'show_container' => TRUE,
'show_eol' => FALSE,
'mode' => 'compact',
'offset' => 2,
'opening' => '{',
'closing' => '}',
'operator' => ' => ',
'is_html' => FALSE,
'before_text' => '',
'after_text' => '',
'before_num_key' => '',
'after_num_key' => '',
'before_str_key' => '',
'after_str_key' => '',
'before_operator' => '',
'after_operator' => '',
'before_type' => '',
'after_type' => '',
'before_value' => '',
'after_value' => ''
);
/**
* Class constructor.
*
* @param array $options Parameters for the rendering.
* @access public
*/
function Var_Dump_Renderer_Text($options = array())
{
$this->setOptions($options);
}
/**
* Returns the string representation of a variable.
*
* @return string The string representation of the variable.
* @access public
*/
function toString()
{
$parent = array();
$stackOffset = array(0);
$offset = 0;
$txt = $this->options['before_text'];
$counter = count($this->family);
for ($c = 0 ; $c < $counter ; $c++) {
switch ($this->family[$c]) {
case VAR_DUMP_START_GROUP :
if (! empty($parent)) {
$offset = end($stackOffset)
+ $this->keyLen[end($parent)]
+ $this->_len($this->options['operator']);
array_push($stackOffset, $offset);
}
array_push($parent, $c);
if ($this->options['show_container'] or $this->depth[$c] > 0) {
if ($this->options['is_html']) {
$txt .= htmlspecialchars($this->value[$c]);
} else {
$txt .= $this->value[$c];
}
$txt .= ' ' . $this->options['opening'] . "\n";
}
break;
case VAR_DUMP_FINISH_GROUP :
if ($this->depth[$c] > 0) {
$offset = $this->depth[$c] * $this->options['offset'];
if ($this->options['mode'] == 'wide') {
$offset += end($stackOffset);
}
if (!$this->options['show_container']) {
$offset -= $this->options['offset'];
}
$txt .= str_repeat(' ', $offset);
}
if ($this->options['show_container'] or $this->depth[$c] > 0) {
$txt .= $this->options['closing'] . "\n";
}
array_pop($parent);
array_pop($stackOffset);
break;
case VAR_DUMP_START_ELEMENT_NUM :
case VAR_DUMP_START_ELEMENT_STR :
if ($this->depth[$c] > 0) {
$offset = $this->depth[$c] * $this->options['offset'];
if ($this->options['mode'] == 'wide') {
$offset += end($stackOffset);
}
if (! $this->options['show_container']) {
$offset -= $this->options['offset'];
}
$txt .= str_repeat(' ', $offset);
}
if ($this->options['mode'] == 'compact') {
$txt .= $this->_getStartElement($c);
$offset += $this->_len($this->value[$c]);
} else {
$txt .= sprintf(
'%-' . $this->keyLen[end($parent)] . 's',
$this->_getStartElement($c)
);
$offset += $this->keyLen[end($parent)];
}
$txt .= $this->_getOperator();
if ($this->family[$c]==VAR_DUMP_START_ELEMENT_NUM) {
$offset +=
$this->_len($this->options['before_num_key']) +
$this->_len($this->options['after_num_key']);
}
if ($this->family[$c]==VAR_DUMP_START_ELEMENT_STR) {
$offset +=
$this->_len($this->options['before_str_key']) +
$this->_len($this->options['after_str_key']);
}
$offset +=
$this->_len($this->options['before_operator']) +
$this->_len($this->options['operator']) +
$this->_len($this->options['after_operator']) +
$this->_len($this->options['before_type']) +
$this->_len($this->options['after_type']);
break;
case VAR_DUMP_FINISH_ELEMENT :
$txt .= $this->_getFinishElement($c) . "\n";
break;
case VAR_DUMP_FINISH_STRING :
// offset is the value set during the previous pass
// in VAR_DUMP_START_ELEMENT_*
$txt .= preg_replace(
'/(?<=\n)^/m',
$this->options['after_value'] .
str_repeat(' ', $offset + $this->_len($this->type[$c]) + 1) .
$this->options['before_value'],
$this->_getFinishElement($c)
) . "\n";
break;
}
}
$txt .= $this->options['after_text'];
return rtrim($txt);
}
/**
* Returns the lenght of the shift (string without tags).
*
* @param string $string The string.
* @return integer Length of the shift.
* @access private
*/
function _len($string)
{
if ($this->options['is_html']) {
return strlen(strip_tags($string));
} else {
return strlen($string);
}
}
/**
* Returns the operator symbol.
*
* @return string The operator symbol.
* @access private
*/
function _getOperator()
{
$txt = $this->options['before_operator'];
if ($this->options['is_html']) {
$txt .= htmlspecialchars($this->options['operator']);
} else {
$txt .= $this->options['operator'];
}
$txt .= $this->options['after_operator'];
return $txt;
}
/**
* Returns the key of the element.
*
* @param integer $c Index of the element.
* @return string The key of the element.
* @access private
*/
function _getStartElement($c)
{
$comp = ($this->family[$c] == VAR_DUMP_START_ELEMENT_NUM) ? 'num' : 'str';
$txt = $this->options['before_' . $comp . '_key'];
if ($this->options['is_html']) {
$txt .= htmlspecialchars($this->value[$c]);
} else {
$txt .= $this->value[$c];
}
$txt .= $this->options['after_' . $comp . '_key'];
return $txt;
}
/**
* Returns the value of the element.
*
* @param integer $c Index of the element.
* @return string The value of the element.
* @access private
*/
function _getFinishElement($c)
{
$txt = $this->options['before_type'];
if ($this->options['is_html']) {
$txt .= htmlspecialchars($this->type[$c]);
} else {
$txt .= $this->type[$c];
}
$txt .= $this->options['after_type'];
if (! is_null($this->value[$c])) {
$txt .= ' ' . $this->options['before_value'];
if ($this->options['is_html']) {
$string = htmlspecialchars($this->value[$c]);
} else {
$string = $this->value[$c];
}
if ($this->options['show_eol'] !== FALSE) {
$string = str_replace(
"\n",
$this->options['show_eol'] . "\n",
$string
);
}
$txt .= $string . $this->options['after_value'];
}
return $txt;
}
}
?>
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