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Stop goofy formatting when newlines are present already.

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This commit is contained in:
euromark 2015-01-06 13:13:33 +01:00
parent f6975f5254
commit 389f745d16
2 changed files with 35 additions and 1 deletions
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17
lib/Cake/Test/Case/Utility/StringTest.php
View file

@ -377,6 +377,23 @@ TEXT;
$this->assertTextEquals($expected, $result, 'Text not wrapped.'); $this->assertTextEquals($expected, $result, 'Text not wrapped.');
} }
/**
* test that wordWrap() properly handle newline characters.
*
* @return void
*/
public function testWordWrapNewlineAware() {
$text = 'This is a line that is almost the 55 chars long.
This is a new sentence which is manually newlined, but is so long it needs two lines.';
$result = String::wordWrap($text, 55);
$expected = <<<TEXT
This is a line that is almost the 55 chars long.
This is a new sentence which is manually newlined, but
is so long it needs two lines.
TEXT;
$this->assertTextEquals($expected, $result, 'Text not wrapped.');
}
/** /**
* test wrap method. * test wrap method.
* *

19
lib/Cake/Utility/String.php
View file

@ -346,7 +346,7 @@ class String {
} }
/** /**
* Unicode aware version of wordwrap. * Unicode and newline aware version of wordwrap.
* *
* @param string $text The text to format. * @param string $text The text to format.
* @param int $width The width to wrap to. Defaults to 72. * @param int $width The width to wrap to. Defaults to 72.
@ -355,6 +355,23 @@ class String {
* @return string Formatted text. * @return string Formatted text.
*/ */
public static function wordWrap($text, $width = 72, $break = "\n", $cut = false) { public static function wordWrap($text, $width = 72, $break = "\n", $cut = false) {
$paragraphs = explode($break, $text);
foreach ($paragraphs as &$paragraph) {
$paragraph = String::_wordWrap($paragraph, $width, $break, $cut);
}
return implode($break, $paragraphs);
}
/**
* Unicode aware version of wordwrap as helper method.
*
* @param string $text The text to format.
* @param int $width The width to wrap to. Defaults to 72.
* @param string $break The line is broken using the optional break parameter. Defaults to '\n'.
* @param bool $cut If the cut is set to true, the string is always wrapped at the specified width.
* @return string Formatted text.
*/
protected static function _wordWrap($text, $width = 72, $break = "\n", $cut = false) {
if ($cut) { if ($cut) {
$parts = array(); $parts = array();
while (mb_strlen($text) > 0) { while (mb_strlen($text) > 0) {