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ENHANCEMENT Allow logging of extra data in SS_Log::log() (currently only displayed through SS_LogEmailWriter)

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This commit is contained in:
Ingo Schommer 2012-02-06 17:52:19 +01:00
parent d3be6edb4e
commit 24e2003e35
4 changed files with 108 additions and 18 deletions
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36
dev/Log.php
View File

@ -64,14 +64,41 @@ class SS_Log {
protected static $logger;
/**
* Get the logger currently in use, or create a new
* one if it doesn't exist.
* @var array Logs additional context from PHP's superglobals.
* Caution: Depends on logger implementation (mainly targeted at {@link SS_LogEmailWriter}).
* @see http://framework.zend.com/manual/en/zend.log.overview.html#zend.log.overview.understanding-fields
*/
static $log_globals = array(
'_SERVER' => array(
'HTTP_ACCEPT',
'HTTP_ACCEPT_CHARSET',
'HTTP_ACCEPT_ENCODING',
'HTTP_ACCEPT_LANGUAGE',
'HTTP_REFERRER',
'HTTP_USER_AGENT',
'HTTPS',
'REMOTE_ADDR',
),
);
/**
* Get the logger currently in use, or create a new one if it doesn't exist.
*
* @return object
*/
public static function get_logger() {
if(!self::$logger) {
// Create default logger
self::$logger = new self::$logger_class;
// Add default context (shouldn't change until the actual log event happens)
foreach(self::$log_globals as $globalName => $keys) {
foreach($keys as $key) {
$val = @$GLOBALS[$globalName][$key];
self::$logger->setEventItem(sprintf('$%s[\'%s\']', $globalName, $key), $val);
}
}
}
return self::$logger;
}
@ -123,8 +150,9 @@ class SS_Log {
*
* @param mixed $message Exception object or array of error context variables
* @param const $priority Priority. Possible values: SS_Log::ERR, SS_Log::WARN or SS_Log::NOTICE
* @param mixed $extras Extra information to log in event
*/
public static function log($message, $priority) {
public static function log($message, $priority, $extras = null) {
if($message instanceof Exception) {
$message = array(
'errno' => '',
@ -145,7 +173,7 @@ class SS_Log {
);
}
try {
self::get_logger()->log($message, $priority);
self::get_logger()->log($message, $priority, $extras);
} catch(Exception $e) {
// @todo How do we handle exceptions thrown from Zend_Log?
// For example, an exception is thrown if no writers are added

28
dev/LogEmailWriter.php
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@ -52,16 +52,30 @@ class SS_LogEmailWriter extends Zend_Log_Writer_Abstract {
$subject = $formattedData['subject'];
$data = $formattedData['data'];
$originalSMTP = ini_get('SMTP');
// override the SMTP server with a custom one if required
$originalSMTP = ini_get('SMTP');
if($this->customSmtpServer) ini_set('SMTP', $this->customSmtpServer);
mail(
$this->emailAddress,
$subject,
$data,
"Content-type: text/html\nFrom: " . self::$send_from
);
// Use plain mail() implementation to avoid complexity of Mailer implementation.
// Only use built-in mailer when we're in test mode (to allow introspection)
$mailer = Email::mailer();
if($mailer instanceof TestMailer) {
$mailer->sendHTML(
$this->emailAddress,
null,
$subject,
$data,
null,
"Content-type: text/html\nFrom: " . self::$send_from
);
} else {
mail(
$this->emailAddress,
$subject,
$data,
"Content-type: text/html\nFrom: " . self::$send_from
);
}
// reset the SMTP server to the original
if($this->customSmtpServer) ini_set('SMTP', $originalSMTP);

14
dev/LogErrorEmailFormatter.php
View File

@ -46,6 +46,20 @@ class SS_LogErrorEmailFormatter implements Zend_Log_Formatter_Interface {
'SS_LogEmailWriter->_write'
));
// Compile extra data
$blacklist = array('message', 'timestamp', 'priority', 'priorityName');
$extras = array_diff_key($event, array_combine($blacklist, $blacklist));
if($extras) {
$data .= "<h3>Details</h3>\n";
$data .= "<table class=\"extras\">\n";
foreach($extras as $k => $v) {
if(is_array($v)) $v = var_export($v, true);
$data .= sprintf(
"<tr><td><strong>%s</strong></td><td><pre>%s</pre></td></tr>\n", $k, $v);
}
$data .= "</table>\n";
}
$data .= "</div>\n";
$relfile = Director::makeRelative($errfile);

48
tests/dev/LogTest.php
View File

@ -9,28 +9,62 @@ class SS_LogTest extends SapphireTest {
function setUp() {
parent::setUp();
SS_Log::clear_writers(); // this test will break if existing writers are available!
$this->testEmailWriter = new SS_LogEmailWriter('sean@silverstripe.com');
$this->testFileWriter = new SS_LogFileWriter('../test.log');
SS_Log::add_writer($this->testEmailWriter, SS_Log::ERR);
SS_Log::add_writer($this->testFileWriter, SS_Log::WARN);
SS_Log::clear_writers();
}
function tearDown() {
parent::tearDown();
SS_Log::clear_writers();
}
function testExistingWriter() {
$testEmailWriter = new SS_LogEmailWriter('test@test.com');
$testFileWriter = new SS_LogFileWriter('../test.log');
SS_Log::add_writer($testEmailWriter, SS_Log::ERR);
SS_Log::add_writer($testFileWriter, SS_Log::WARN);
$writers = SS_Log::get_writers();
$this->assertType('array', $writers);
$this->assertEquals(2, count($writers));
}
function testRemoveWriter() {
SS_Log::remove_writer($this->testEmailWriter);
$testEmailWriter = new SS_LogEmailWriter('test@test.com');
$testFileWriter = new SS_LogFileWriter('../test.log');
SS_Log::add_writer($testEmailWriter, SS_Log::ERR);
SS_Log::add_writer($testFileWriter, SS_Log::WARN);
SS_Log::remove_writer($testEmailWriter);
$writers = SS_Log::get_writers();
$this->assertType('array', $writers);
$this->assertEquals(1, count($writers));
SS_Log::remove_writer($this->testFileWriter);
SS_Log::remove_writer($testFileWriter);
$writers = SS_Log::get_writers();
$this->assertType('array', $writers);
$this->assertEquals(0, count($writers));
}
function testEmailWriter() {
$testEmailWriter = new SS_LogEmailWriter('test@test.com');
SS_Log::add_writer($testEmailWriter, SS_Log::ERR);
SS_Log::log('Email test', SS_LOG::ERR, array('my-string' => 'test', 'my-array' => array('one' => 1)));
$this->assertEmailSent('test@test.com');
$email = $this->findEmail('test@test.com');
$parser = new CSSContentParser($email['htmlContent']);
$extras = $parser->getBySelector('table.extras');
$extraRows = $extras[0]->tr;
$this->assertContains('my-string', $extraRows[count($extraRows)-2]->td[0]->asXML(), 'Contains extra data key');
$this->assertContains('test', $extraRows[count($extraRows)-2]->td[1]->asXML(), 'Contains extra data value');
$this->assertContains('my-array', $extraRows[count($extraRows)-1]->td[0]->asXML(), 'Contains extra data key');
$this->assertContains(
"array('one'=&gt;1,)",
str_replace(array("\r", "\n", " "), '', $extraRows[count($extraRows)-1]->td[1]->asXML()),
'Serializes arrays correctly'
);
}
}