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Merge pull request #1665 from rooseveltrp/2.5

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Added a method File::replace() to the File Utilities.
This commit is contained in:
Phally 2013-10-26 15:07:49 +02:00
commit 03b0f40e9d
2 changed files with 64 additions and 0 deletions
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36
lib/Cake/Test/Case/Utility/FileTest.php
View file

@ -562,4 +562,40 @@ class FileTest extends CakeTestCase {
}
return false;
}
/**
* testReplaceText method
*
* @return void
*/
public function testReplaceText() {
$TestFile = new File(dirname(__FILE__) . '/../../test_app/Vendor/welcome.php');
$TmpFile = new File(TMP . 'tests' . DS . 'cakephp.file.test.tmp');
// Copy the test file to the temporary location
$TestFile->copy($TmpFile->path, true);
// Replace the contents of the tempory file
$result = $TmpFile->replaceText('welcome.php', 'welcome.tmp');
$this->assertTrue($result);
// Double check
$expected = 'This is the welcome.tmp file in vendors directory';
$contents = $TmpFile->read();
$this->assertContains($expected, $contents);
$search = array('This is the', 'welcome.php file', 'in tmp directory');
$replace = array('This should be a', 'welcome.tmp file', 'in the Lib directory');
// Replace the contents of the tempory file
$result = $TmpFile->replaceText($search, $replace);
$this->assertTrue($result);
// Double check
$expected = 'This should be a welcome.tmp file in vendors directory';
$contents = $TmpFile->read();
$this->assertContains($expected, $contents);
$TmpFile->delete();
}
}

28
lib/Cake/Utility/File.php
View file

@ -587,4 +587,32 @@ class File {
return clearstatcache();
}
/**
* Searches for a given text and replaces the text if found.
*
* @param string|array $search Text(s) to search for.
* @param string|array $replace Text(s) to replace with.
* @return boolean Success
*/
public function replaceText($search, $replace) {
if (!$this->open('r+')) {
return false;
}
if ($this->lock !== null) {
if (flock($this->handle, LOCK_EX) === false) {
return false;
}
}
$replaced = $this->write(str_replace($search, $replace, $this->read()), 'w', true);
if ($this->lock !== null) {
flock($this->handle, LOCK_UN);
}
$this->close();
return $replaced;
}
}