/**
* test wrapBlock() indentical to wrap()
*
* @return void
*/
public function testWrapBlockIndenticalToWrap()
{
$text = new Text('This is the song that never ends. This is the song that never ends. This is the song that never ends.');
$result = $text->wrapBlock(33);
$expected = $text->wrap(33);
$this->assertTextEquals($expected, $result);
$result = $text->wrapBlock(['width' => 33, 'indentAt' => 0]);
$expected = $text->wrap(['width' => 33, 'indentAt' => 0]);
$this->assertTextEquals($expected, $result);
}
/**
* Wraps a complete block of text to a specific width, can optionally wrap
* at word breaks.
*
* ### Options
*
* - `width` The width to wrap to. Defaults to 72.
* - `wordWrap` Only wrap on words breaks (spaces) Defaults to true.
* - `indent` String to indent with. Defaults to null.
* - `indentAt` 0 based index to start indenting at. Defaults to 0.
*
* @param array|int $options Array of options to use, or an integer to wrap the text to.
* @return string Formatted text.
*/
public function wrapBlock($options = [])
{
if (is_numeric($options)) {
$options = ['width' => $options];
}
$options += ['width' => 72, 'wordWrap' => true, 'indent' => null, 'indentAt' => 0];
if (!empty($options['indentAt']) && $options['indentAt'] === 0) {
$indentLength = !empty($options['indent']) ? strlen($options['indent']) : 0;
$options['width'] = $options['width'] - $indentLength;
return $this->wrap($options);
}
$wrapped = $this->wrap($options);
if (!empty($options['indent'])) {
$indentationLength = mb_strlen($options['indent']);
$chunks = explode("\n", $wrapped);
$count = count($chunks);
if ($count < 2) {
return $wrapped;
}
$toRewrap = '';
for ($i = $options['indentAt']; $i < $count; $i++) {
$toRewrap .= mb_substr($chunks[$i], $indentationLength) . ' ';
unset($chunks[$i]);
}
$options['width'] -= $indentationLength;
$options['indentAt'] = 0;
$toRewrapText = new Text($toRewrap);
$rewrapped = $toRewrapText->wrap($options);
$newChunks = explode("\n", $rewrapped);
$chunks = array_merge($chunks, $newChunks);
$wrapped = implode("\n", $chunks);
}
return $wrapped;
}
