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Add complete handle support.

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1519 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang 2008-01-27 05:53:13 +00:00
parent 2598b26778
commit fd81fbac82
2 changed files with 51 additions and 2 deletions
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43
extras/FSTools/File.php
View File

@ -2,6 +2,10 @@
/**
* Represents a file in the filesystem
*
* @warning Be sure to distinguish between get() and write() versus
* read() and put(), the former operates on the entire file, while
* the latter operates on a handle.
*/
class FSTools_File
{
@ -77,9 +81,44 @@ class FSTools_File
/** Closes file's handle */
public function close() {
if (!$this->handle) return false;
$this->fs->fclose($this->handle);
$status = $this->fs->fclose($this->handle);
$this->handle = false;
return true;
return $status;
}
/** Retrieves a line from an open file, with optional max length $length */
public function getLine($length = null) {
if (!$this->handle) $this->open('r');
if ($length === null) return $this->fs->fgets($this->handle);
else return $this->fs->fgets($this->handle, $length);
}
/** Retrieves a character from an open file */
public function getChar() {
if (!$this->handle) $this->open('r');
return $this->fs->fgetc($this->handle);
}
/** Retrieves an $length bytes of data from an open data */
public function read($length) {
if (!$this->handle) $this->open('r');
return $this->fs->fread($this->handle, $length);
}
/** Writes to an open file */
public function put($string) {
if (!$this->handle) $this->open('a');
return $this->fs->fwrite($this->handle, $string);
}
/** Returns TRUE if the end of the file has been reached */
public function eof() {
if (!$this->handle) return true;
return $this->fs->feof($this->handle);
}
public function __destruct() {
if ($this->handle) $this->close();
}
}

10
tests/FSTools/FileTest.php
View File

@ -2,6 +2,9 @@
require_once 'FSTools/FileSystemHarness.php';
/**
* These are not really unit tests, just sanity checks of basic functionality.
*/
class FSTools_FileTest extends FSTools_FileSystemHarness
{
@ -28,7 +31,14 @@ class FSTools_FileTest extends FSTools_FileSystemHarness
$this->assertFalse($file->exists());
$file->open('w');
$this->assertTrue($file->exists());
$file->put('Foobar');
$file->close();
$file->open('r');
$this->assertIdentical('F', $file->getChar());
$this->assertFalse($file->eof());
$this->assertIdentical('oo', $file->read(2));
$this->assertIdentical('bar', $file->getLine());
$this->assertTrue($file->eof());
}
}